1 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
4 use of profile unless profile status is PROFILE_READ.
5 * profile.c (compute_branch_probabilities): Set profile status
6 only after reporting predictor hitrates.
8 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12 * common.opt (ffp-int-builtin-inexact): New option.
13 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
14 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
15 (ceil@var{m}2): Document dependence on this option.
16 * ipa-inline-transform.c (inline_call): Handle
17 flag_fp_int_builtin_inexact.
18 * ipa-inline.c (can_inline_edge_p): Likewise.
19 * config/i386/i386.md (rintxf2): Do not test
20 flag_unsafe_math_optimizations.
21 (rint<mode>2_frndint): New define_insn.
22 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
23 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
24 for 387 instead of extending and truncating.
25 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
26 !flag_trapping_math instead of flag_unsafe_math_optimizations.
27 Change to frndint<mode>2_<rounding>.
28 (frndintxf2_<rounding>_i387): Likewise. Change to
29 frndint<mode>2_<rounding>_i387.
30 (<rounding_insn>xf2): Likewise.
31 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
32 !flag_trapping_math instead of flag_unsafe_math_optimizations for
33 x87. Test TARGET_ROUND || !flag_trapping_math ||
34 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
35 SSE. Use ROUND_NO_EXC in constant operand of
36 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
37 for 387 instead of extending and truncating.
39 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
40 Julia Koval <julia.koval@intel.com>
52 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
53 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
54 all registers, except for function return registers if there are
55 no caller-saved registers.
56 (ix86_set_func_type): New function.
57 (ix86_set_current_function): Call ix86_set_func_type to set
58 no_caller_saved_registers and func_type. Call reinit_regs if
59 caller-saved registers are changed. Don't allow MPX, SSE, MMX
60 nor x87 instructions in interrupt handler nor function with
61 no_caller_saved_registers attribute.
62 (ix86_function_ok_for_sibcall): Return false if there are no
63 caller-saved registers.
64 (type_natural_mode): Don't warn ABI change for MMX in interrupt
66 (ix86_function_arg_advance): Skip for callee in interrupt
68 (ix86_function_arg): Return special arguments in interrupt
70 (ix86_promote_function_mode): Promote pointer to word_mode only
72 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
74 (ix86_epilogue_uses): New function.
75 (ix86_hard_regno_scratch_ok): Likewise.
76 (ix86_save_reg): Preserve all registers in interrupt handler
77 after reload. Preserve all registers, except for function
78 return registers, if there are no caller-saved registers after
80 (find_drap_reg): Always use callee-saved register if there are
81 no caller-saved registers.
82 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
83 for interrupt handler.
84 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
85 Emit cld instruction if stringops are used in interrupt handler
86 or interrupt handler isn't a leaf function.
87 (ix86_expand_epilogue): Generate interrupt return for interrupt
88 handler and pop the 'ERROR_CODE' off the stack before interrupt
89 return in exception handler.
90 (ix86_expand_call): Disallow calling interrupt handler directly.
91 If there are no caller-saved registers, mark all registers that
92 are clobbered by the call which returns as clobbered.
93 (ix86_handle_no_caller_saved_registers_attribute): New function.
94 (ix86_handle_interrupt_attribute): Likewise.
95 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
97 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
98 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
99 accumulation in interrupt function if stack may be realigned to
101 (EPILOGUE_USES): New.
102 (function_type): New enum.
103 (machine_function): Add func_type and no_caller_saved_registers.
104 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
105 (interrupt_return): New pattern.
106 * doc/extend.texi: Document x86 interrupt and
107 no_caller_saved_registers attributes.
109 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
111 PR tree-optimization/52171
112 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
113 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
114 Look for constant strings. Move some code to emit_block_cmp_hints
116 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
117 * defaults.h (COMPARE_MAX_PIECES): New macro.
118 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
119 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
120 (clear_by_pieces_1): Don't declare. Move definition before use.
121 (can_do_by_pieces): New static function.
122 (can_move_by_pieces): Use it. Return bool.
123 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
124 OP. All callers changed. Handle COMPARE_BY_PIECES.
125 (class pieces_addr); New.
126 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
127 pieces_addr::adjust, pieces_addr::increment_address,
128 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
130 (class op_by_pieces_d): New.
131 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
133 (class move_by_pieces_d, class compare_by_pieces_d,
134 class store_by_pieces_d): New subclasses of op_by_pieces_d.
135 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
136 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
137 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
138 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
139 compare_by_pieces_d::finish_mode): New member functions.
140 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
142 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
143 (emit_block_cmp_hints): New function.
144 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
145 use the newly defined classes.
146 * expr.h (by_pieces_constfn): New typedef.
147 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
148 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
149 (move_by_pieces_ninsns): Don't declare.
150 (can_move_by_pieces): Change return value to bool.
151 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
152 (compare_by_pieces_branch_ratio): New hook.
153 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
154 (by_pieces_ninsns): Declare.
155 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
157 (default_compare_by_pieces_branch_ratio): New function.
158 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
159 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
160 * doc/tm.texi: Regenerate.
161 * tree-ssa-strlen.c: Include "builtins.h".
162 (handle_builtin_memcmp): New static function.
163 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
164 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
166 2016-06-03 Alan Hayward <alan.hayward@arm.com>
168 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
169 relevant stmts which are simple and invariant.
170 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
171 instead of simple and invariant
173 2016-06-03 Alan Hayward <alan.hayward@arm.com>
175 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
176 (vectorizable_reduction): Check for new relevant state.
177 (vectorizable_live_operation): vectorize live stmts using
178 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
179 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
180 (vect_stmt_relevant_p): Check for stmts which are only used live.
181 (process_use): Use of a stmt does not inherit it's live value.
182 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
183 (vect_analyze_stmt): Check for new relevant state.
184 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
185 outside the loop, but not inside it.
187 2016-06-03 Alan Hayward <alan.hayward@arm.com>
189 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New
190 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New
191 (vect_get_vec_def_for_operand): Split out code.
193 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
195 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
197 2016-06-03 Alan Hayward <alan.hayward@arm.com>
199 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
201 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
203 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
205 2016-06-03 Jakub Jelinek <jakub@redhat.com>
208 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
209 to noreturn e->callee->decl that has void return type and void
210 arguments, adjust gimple_call_fntype and remove lhs even if it had
211 previously addressable type.
213 2016-06-02 Jeff Law <law@redhat.com>
215 PR tree-optimization/71328
216 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
217 error when checking for a jump back onto the copied path.
219 2016-06-02 David Malcolm <dmalcolm@redhat.com>
221 * config/microblaze/microblaze.c (get_branch_target): Add return
222 NULL_RTX for the non-CALL_P case.
223 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
224 (insert_wic): Remove unused local "j".
226 2016-06-02 Martin Liska <mliska@suse.cz>
228 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
230 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
231 Julia Koval <julia.koval@intel.com>
233 * function.c (assign_parm_setup_stack): Force source into a
235 * target.def (function_incoming_arg): Update documentation to
236 allow arbitrary address computation based on hard register.
237 * doc/tm.texi: Regenerated.
239 2016-06-02 Martin Liska <mliska@suse.cz>
241 * predict.c (combine_predictions_for_bb): Fix first match in
242 cases where a first predictor contains more than one occurence
243 in list of predictors. Take the best value in such case.
245 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
247 PR rtl-optimization/71295
248 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
249 offset would go over the size of the inner mode reject it.
251 2016-06-02 Jakub Jelinek <jakub@redhat.com>
253 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
254 x=x,x and v=v,m instead of x=x,m.
256 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
257 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
258 alternative to v=rm,C.
260 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
261 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
262 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
263 instead of vex for the last two above mentioned alternatives.
265 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
268 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
270 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
272 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
274 2016-06-01 David Malcolm <dmalcolm@redhat.com>
276 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
277 from int to unsigned.
279 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
281 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
282 alternatives, eliminating preferred register class. Add support
283 for the MTVSRDD instruction in ISA 3.0.
284 (vsx_splat_v4si_internal): Use splat_input_operand instead of
285 reg_or_indexed_operand.
286 (vsx_splat_v4sf_internal): Likewise.
288 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
291 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
292 for loading up all 0's or all 1's.
294 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
296 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
298 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
300 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
302 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
303 * gcc.c (set_source_date_epoch_envvar): New function, sets
304 the SOURCE_DATE_EPOCH environment variable to the current time.
306 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
308 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
309 the factor for live Phi nodes.
311 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
313 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
314 * tree-parloops.c (parallelize_loops): likewise.
315 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
316 tree_unswitch_outer_loop): likewise.
318 2016-06-01 Jakub Jelinek <jakub@redhat.com>
321 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
322 around creation of the temporary.
324 2016-06-01 Richard Biener <rguenther@suse.de>
326 PR tree-optimization/71366
327 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
328 (unloop_loops): Move removing edges here ...
329 (try_unroll_loop_completely): ... from here.
330 (try_peel_loop): ... and here.
331 (tree_unroll_loops_completely_1): Track parent loops via
332 bitmap of header BBs.
333 (tree_unroll_loops_completely): Adjust for that.
335 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
337 * config/rs6000/altivec.h (vec_slv): New macro.
338 (vec_srv): New macro.
339 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
340 (UNSPEC_VSRV): New value.
343 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
344 (vsrv): New builtin definition.
345 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
346 define argument types for new builtin.
347 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
349 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
352 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
353 Jocelyn Mayer <l_indien@magic.fr>
356 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
357 detect processor family for signature_CENTAUR_ebx.
358 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
359 signature_CENTAUR_ebx.
360 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
361 <default>: Pass x86-64 for has_longmode.
363 2016-06-01 Nathan Sidwell <nathan@acm.org>
365 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
368 2016-06-01 Richard Biener <rguenther@suse.de>
370 PR tree-optimization/71261
371 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
372 of stmts successfully put in the bool pattern. Remove
373 single-use restriction.
374 (adjust_bool_pattern_cast): Add cast at the use site via the
375 pattern def sequence.
376 (adjust_bool_pattern): Remove recursion, maintain a hash-map
377 of patterned defs. Use the pattern def seqence instead of
378 multiple independent patterns.
379 (sort_after_uid): New qsort compare function.
380 (adjust_bool_stmts): New function to process stmts in the bool
382 (vect_recog_bool_pattern): Adjust.
383 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
384 (ifcvt_walk_pattern_tree): Likewise.
385 (stmt_is_root_of_bool_pattern): Likewise.
386 (ifcvt_repair_bool_pattern): Likewise.
387 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
389 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
391 * loop-unroll.c (decide_unroll_constant_iterations,
392 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
394 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
396 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
398 * tree-core.h (enum omp_clause_code): Remove
399 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
401 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
403 * config/arm/sync.md (arm_store_exclusive<mode>):
404 Use 'H' output modifier on operands[2] rather than creating a new
405 entry in out-of-bounds memory of the operands array.
406 (arm_store_release_exclusivedi): Likewise.
408 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
410 * config/arm/arm.c (arm_fusion_enabled_p): New function.
411 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
412 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
413 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
415 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
417 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
418 into account live statements for mask producers.
420 2016-06-01 Richard Biener <rguenther@suse.de>
422 PR tree-optimization/71311
423 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
424 restrict to non-INTEGER_CST @0.
426 2016-06-01 Richard Biener <rguenther@suse.de>
428 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
429 (relational patterns): Use :c to avoid pattern duplications.
431 2016-06-01 Richard Biener <rguenther@suse.de>
433 * genmatch.c (comparison_code_p): New predicate.
434 (swap_tree_comparison): New function.
435 (commutate): Add for_vec parameter to append new for entries.
436 Support commutating relational operators by swapping it alongside
438 (lower_commutative): Adjust.
439 (dt_simplify::gen): Do not pass artificial operators to gen
441 (decision_tree::gen): Do not add artificial operators as parameters.
442 (parser::parse_expr): Verify operator commutativity when :c is
443 applied. Allow :C to override this.
444 * match.pd: Adjust patterns to use :C instead of :c where required.
446 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
448 PR tree-optimization/71077
449 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
450 the combining step, use boolean_false_node and boolean_true_node
451 as the designated false/true return values.
453 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
455 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
456 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
457 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
460 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
462 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
463 of flags impliying the register renaming.
464 * toplev.c (process_options): Do not imply flag_rename_registers with
467 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
469 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
470 default implementation.
472 2016-05-31 Nathan Sidwell <nathan@acm.org>
474 * dwarf2out.c (cur_line_info_table): Add GTY marker.
476 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
478 * config/sh/constraints.md (b): Remove constraint.
479 * config/sh/predicates.md (arith_reg_operand): Remove
481 * config/sh/sh-modes.def (PDI): Remove.
482 * config/sh/sh.c (sh_target_reg_class,
483 sh_optimize_target_register_callee_saved): Remove functions.
484 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
485 (sh_expand_epilogue): Update comment.
486 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
487 sh_secondary_reload): Remove TARGET_REGS related code.
488 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
489 TARGET_REGISTER_P): Remove macros.
490 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
491 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
492 TR1_REG, TR2_REG): Remove constants.
493 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
495 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
497 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
498 define_expand patterns.
499 (adddi3_compact): Rename to adddi3.
500 (subdi3_compact): Rename to subdi3.
501 (*negdi2): Rename to negdi2.
502 (*abs<mode>2): Rename to abs<mode>2.
504 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
506 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
507 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
508 (atomic_sub_fetchsi): ... this new pattern.
509 (mvtc): Add CC_REG clobber.
511 2016-05-31 Marek Polacek <polacek@redhat.com>
513 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
515 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
517 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
518 aarch64_fusion_enabled_p to check for fusion capabilities.
520 2016-05-31 Richard Biener <rguenther@suse.de>
522 PR tree-optimization/71352
523 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
524 minus one and a negate.
526 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
528 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
529 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
531 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
532 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
533 Remove use of aarch64_simd_attr_length_move, set length attribute
535 (*aarch64_be_movoi): Likewise.
536 (*aarch64_be_movci): Likewise.
537 (*aarch64_be_movxi): Likewise.
539 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
541 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
542 It no longer does that.
543 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
545 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
547 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
548 attribute __unused__.
550 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
552 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
553 * config/arm/arm.c (arm_arch_thumb1): Define.
554 (arm_option_override): Initialize arm_arch_thumb1.
555 * config/arm/arm.h (arm_arch_thumb1): Declare.
556 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
559 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
562 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
563 `Yv' for scalar operand.
565 2016-05-31 Tom de Vries <tom@codesourcery.com>
567 PR tree-optimization/69068
568 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
569 phis with more than two args.
571 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
573 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
574 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
577 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
579 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
581 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
583 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
584 cpu_32, cpu_64, tune_32 and tune_64.
585 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
587 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
591 2016-05-30 Andi Kleen <ak@linux.intel.com>
593 * auto-profile.c (read_profile): Replace asserts with errors
594 when file does not exist.
595 * gcov-io.c (gcov_read_words): Dito.
597 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
599 * tree-cfg.c (print_loop): Print likely upper bounds.
601 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
603 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
604 * opts.c (default_options): Enable peel loops at -O3.
605 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
606 (try_peel_loop): Do not re-peel already peeled loops;
607 use likely upper bounds; fix profile updating.
608 (pass_complete_unroll::execute): Initialize peeled_loops.
610 2016-05-30 Martin Liska <mliska@suse.cz>
612 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
613 computed costs by frequency of BB they belong to.
614 (get_scaled_computation_cost_at): New function.
616 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
617 Marc Glisse <marc.glisse@inria.fr>
619 PR tree-optimization/71289
620 * match.pd (-1 / B < A, A > -1 / B): New transformations.
622 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
624 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
626 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
628 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
629 for peeled copies; avoid underflow when updating estimates; correctly
632 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
634 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
635 r236875. Corrected oe3 to oe2 as obvious.
637 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
641 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
642 that inserted stmt will not dominate stmts that defines its operand.
643 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
644 (rewrite_expr_tree_parallel): Likewise.
646 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
649 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
650 all fields including stmt_to_insert are swapped.
652 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
654 * predict.h (force_edge_cold): Declare.
655 * predict.c (force_edge_cold): New function.
656 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
658 (canonicalize_loop_induction_variables): Fix formating.
660 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
662 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
663 (visium_expand_copysign): Use gen_int_mode directly.
664 (visium_compute_frame_size): Minor tweaks.
666 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
668 * tree-vect-loop.c (vect_analyze_loop_2): Use
669 likely_max_stmt_executions_int.
671 2016-05-30 Tom de Vries <tom@codesourcery.com>
673 PR tree-optimization/69067
674 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
676 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
680 New peepholes to remove unneeded fild/fistp pairs.
681 (define_peephole2 atomic_loaddi_fpu): Ditto.
683 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
685 * predict.c (maybe_hot_frequency_p): Avoid division.
687 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
689 * doc/install.texi: Use https for shop.fsf.org.
691 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
693 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
694 likely_max_stmt_executions_int.
696 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
698 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
699 likely_max_stmt_executions_int.
701 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
703 * profile.c (compute_branch_probabilities): Do not report hitrates
705 (branch_prob): Report hitrates here.
706 * predict.c (gimple_predict_edge): Do not assert profile status;
707 fix formatting issues.
709 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
711 * predict.c (edge_predicted_by_p): New function.
712 (predict_paths_for_bb): Do not put multiple predictions of the same type
715 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
717 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
720 2016-05-28 Alan Modra <amodra@gmail.com>
722 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
724 2016-05-28 Alan Modra <amodra@gmail.com>
726 PR rtl-optimization/71275
727 * ira.c (ira): Free dominance info.
729 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
731 * doc/sourcebuild.texi: New address for upstream Go repository.
733 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
735 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
736 (TARGET_ARM_V7M): Likewise.
738 2016-05-26 Jeff Law <law@redhat.com>
740 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
741 (thread_across_edge): Remove calls to find_jump_threads_backwards.
742 * passes.def: Add jump threading passes before DOM/VRP.
743 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
744 argument to a basic block from an edge. Remove tests which are
746 (pass_data_thread_jumps, class pass_thread_jumps): New.
747 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
748 (make_pass_thread_jumps): Likewise.
749 * tree-pass.h (make_pass_thread_jumps): Declare.
751 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
753 * config/visium/visium-protos.h (split_double_move): Rename into...
754 (visium_split_double_move): ...this.
755 (visium_split_double_add): Declare.
756 * config/visium/visium.c (split_double_move): Rename into...
757 (visium_split_double_move): ...this.
758 (visium_split_double_add): New function.
759 (visium_expand_copysign): Renumber operands for consistency.
760 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
761 (DFmode move splitter): Likewise.
762 (*addi3_insn): Split by means of visium_split_double_add.
763 (*adddi3_insn_flags): Delete.
764 (*plus_plus_sltu<subst_arith>): New insn.
765 (*subdi3_insn): Split by means of visium_split_double_add.
766 (subdi3_insn_flags): Delete.
767 (*minus_minus_sltu<subst_arith>): New insn.
768 (*negdi2_insn): Split by means of visium_split_double_add.
769 (*negdi2_insn_flags): Delete.
771 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
773 * configure.ac: Treat a --with-headers option without argument
774 the same as the default (i.e. consult sys-include directory).
775 * configure: Regenerate.
777 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
779 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
780 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
782 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
783 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
785 2016-05-27 Jiong Wang <jiong.wang@arm.com>
788 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
789 tree-stdarg analysis results.
790 (aarch64_setup_incoming_varargs): Likewise.
792 2016-05-27 Jiong Wang <jiong.wang@arm.com>
794 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
795 va_list_gpr_counter_field and va_list_fpr_counter_field.
797 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
800 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
801 * config/aarch64/aarch64.c
802 (aarch64_cannot_change_mode_class): Remove function.
803 * config/aarch64/aarch64-protos.h
804 (aarch64_cannot_change_mode_class): Remove.
806 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
808 * cfgloop.c (record_niter_bound): Record likely upper bounds.
809 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
810 get_likely_max_loop_iterations_int): New.
811 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
812 any_likely_upper_bound.
813 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
815 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
816 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
818 (unroll_loop_constant_iterations): Likewise.
819 (unroll_loop_runtime_iterations): Likewise.
820 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
821 * lto-streamer-out.c (output_cfg): Likewise.
822 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
824 (canonicalize_loop_induction_variables): Dump likely upper bounds.
825 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
826 (likely_max_loop_iterations): New.
827 (likely_max_loop_iterations_int): New.
828 (likely_max_stmt_executions): New.
829 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
830 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
831 likely_max_stmt_executions): Declare.
833 2016-05-27 Marek Polacek <polacek@redhat.com>
836 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
838 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
840 * config/s390/s390.md (2x risbg splitters): Use
841 reg_overlap_mentioned_p instead of rtx_equal_p.
843 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
845 * combine.c (make_compound_operation): Take known zero bits into
846 account when checking for possible zero_extend.
848 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
850 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
851 Use const_int_operand for operand 2 predicate. Simplify expand code
854 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
857 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
860 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
862 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
863 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
864 that returns CC_SESWPmode and CC_ZESWPmode.
865 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
867 (aarch64_rtx_costs): Likewise.
869 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
871 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
872 for ISA 3.0 min/max support.
873 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
874 conditional move support.
875 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
876 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
878 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
879 conditional moves where the comparison type is different from move
881 (fp_minmax): New code iterator for smin/smax.
882 (minmax): New code attributes for min/max.
884 (smax<mode>3): Combine min, max insns into one insn using the
885 fp_minmax code iterator. Add support for ISA 3.0 min/max
886 instructions that don't need -ffast-math.
887 (s<minmax><mode>3): Likewise.
888 (smax<mode>3_vsx): Likewise.
889 (smin<mode>3): Likewise.
890 (s<minmax><mode>3_vsx): Likewise.
891 (smin<mode>3_vsx): Likewise.
892 (pre-VSX min/max splitters): Likewise.
893 (s<minmax><mode>3_fpr): Likewise.
894 (movsfcc): Rewrite floating point conditional moves to combine
895 SFmode/DFmode into a single insn.
896 (mov<mode>cc): Likewise.
898 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
899 SFDF2 iterators to handle all combinations.
900 (fseldfsf4): Likewise.
901 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
902 (fseldfdf4): Likewise.
903 (fselsfdf4): Likewise.
904 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
905 comparison instructions that set a 0/-1 mask, and use it for
906 floating point conditional move via XXSEL.
907 (fpmask<mode>): Likewise.
908 (xxsel<mode>): Likewise.
909 * config/rs6000/predicates.md (min_max_operator): Delete, no
911 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
912 instructions that generate a 0/-1 mask for use with XXSEL.
913 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
914 say whether floating point min/max is available, either through
915 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
916 (TARGET_MINMAX_DF): Likewise.
918 2016-05-27 Alan Modra <amodra@gmail.com>
920 PR rtl-optimization/71275
921 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
922 for update_equiv_regs and combine_and_move_insns.
924 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
926 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
927 if_then_else or cond RTXes to calculate attribute value.
928 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
929 <attr "length_immediate>: Ditto.
930 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
931 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
932 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
933 <attr "type">: Ditto.
934 <attr "prefix_data16">: Ditto.
935 <attr "prefix_extra">: Ditto.
936 <attr "length_immediate">: Ditto.
937 <attr "prefix">: Ditto.
938 (vec_set<mode>_0) <attr "isa">: Ditto.
939 <attr "prefix_extra">: Ditto.
940 <attr "length_immediate">: Ditto.
941 <attr "prefix">: Ditto.
942 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
943 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
944 (sse2_storelpd) <attr "prefix_data16">: Ditto.
945 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
946 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
947 <attr "length_immediate">: Ditto.
948 <attr "prefix">: Ditto.
949 (sse2_movsd) <attr "length_immediate">: Ditto.
950 <attr "prefix">: Ditto.
951 (vec_concatv2df) <attr "isa">: Ditto.
952 <attr "prefix">: Ditto.
953 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
954 (*vec_extractv2di_1) <attr "isa">: Ditto.
955 <attr "type">: Ditto.
956 <attr "length_immediate">: Ditto.
957 <attr "prefix_rex">: Ditto.
958 <attr "prefix_extra">: Ditto.
959 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
960 <attr "prefix_extra">: Ditto.
961 <attr "length_immediate">: Ditto.
962 (vec_concatv2di) <attr "isa">: Ditto.
963 <attr "prefix_extra">: Ditto.
964 <attr "length_immediate">: Ditto.
965 <attr "prefix">: Ditto.
967 2016-05-26 Martin Liska <mliska@suse.cz>
969 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
971 (operator+): Likewise.
972 (operator-): Likewise.
973 (comp_cost::operator+=): Likewise.
974 (comp_cost::operator-=): Likewise.
975 (comp_cost::operator/=): Likewise.
976 (comp_cost::operator*=): Likewise.
977 (operator<): Likewise.
978 (operator==): Likewise.
979 (operator<=): Likewise.
981 (infinite_cost_p): Likewise.
982 (add_costs): Likewise.
983 (sub_costs): Likewise.
984 (compare_costs): Likewise.
985 (set_group_iv_cost): Use the newly introduced functions.
986 (get_address_cost): Likewise.
987 (get_shiftadd_cost): Likewise.
988 (force_expr_to_var_cost): Likewise.
989 (split_address_cost): Likewise.
990 (ptr_difference_cost): Likewise.
991 (difference_cost): Likewise.
992 (get_computation_cost_at): Likewise.
993 (determine_group_iv_cost_generic): Likewise.
994 (determine_group_iv_cost_address): Likewise.
995 (determine_group_iv_cost_cond): Likewise.
996 (autoinc_possible_for_pair): Likewise.
997 (determine_group_iv_costs): Likewise.
998 (cheaper_cost_pair): Likewise.
999 (iv_ca_recount_cost): Likewise.
1000 (iv_ca_set_no_cp): Likewise.
1001 (iv_ca_set_cp): Likewise.
1002 (iv_ca_cost): Likewise.
1003 (iv_ca_new): Likewise.
1004 (iv_ca_dump): Likewise.
1005 (iv_ca_narrow): Likewise.
1006 (iv_ca_prune): Likewise.
1007 (iv_ca_replace): Likewise.
1008 (try_add_cand_for): Likewise.
1009 (try_improve_iv_set): Likewise.
1010 (find_optimal_iv_set): Likewise.
1012 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1014 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1015 that internal functions will clobber all caller-saved registers.
1017 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1019 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1020 Return a better case_values_threshold when optimizing.
1022 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1024 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1025 Add ? to integer variant.
1026 (aarch64_combinez_be): Likewise.
1028 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1030 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1031 instead of x constraint.
1032 (vcvtps2ph256<mask_name>): Likewise.
1034 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1035 alternative. Formatting fix.
1037 * config/i386/sse.md
1038 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1040 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1041 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1042 maybe_evex prefix instead of vex.
1043 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1044 EXT_REX_SSE_REG_P (op0) case in the splitter.
1046 2016-05-25 Jeff Law <law@redhat.com>
1048 PR tree-optimization/71272
1049 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1050 Update comments. Add test for empty path.
1052 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1054 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1055 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1056 special case builtin.
1057 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1058 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1059 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1060 for __builtin_vec_cmpne.
1062 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1064 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1065 redundant test and bail out if the type of the new operand is not
1066 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1068 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1071 (x_ix86_target_flags_explicit): Remove.
1072 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1073 x_ix86_target_flags_explicit.
1074 (ix86_function_specific_restore): Ditto.
1076 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1077 H.J. Lu <hongjiu.lu@intel.com>
1080 * common/config/i386/i386-common.c
1081 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1082 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1083 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1084 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1085 (-mgeneral-regs-only): Add new option.
1086 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1087 x87 instructions if only general registers are allowed.
1088 (ix86_target_string): Add ix86_flags argument. Handle additional
1089 flags options through ix86_flags argument. Update all callers.
1090 * doc/invoke.texi: Document -mgeneral-regs-only.
1092 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1094 PR rtl-optimization/66940
1095 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1096 decrementing desired_val will not overflow before performing these
1099 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1101 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1102 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1103 * config/i386/i386.c (enum ix86_builtins): Add
1104 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1105 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1106 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1107 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1108 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1109 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1110 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1111 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1112 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1113 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1114 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1115 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1116 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1117 __builtin_ia32_cvtps2dq512_mask.
1118 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1119 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1120 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1121 * config/i386/sse.md
1122 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1124 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1125 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1127 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1128 (avx512f_vec_pack_sfix_v8df): New define_expand.
1129 (avx512f_roundpd512): Rename to ...
1130 (avx512f_round<castmode>512): ... this. Change iterator.
1131 (avx512f_roundps512_sfix): New define_expand.
1132 (round<mode>2_sfix): Change iterator.
1134 2016-05-25 Nick Clifton <nickc@redhat.com>
1136 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1137 static interrupt handler is detected.
1138 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1139 default linker script.
1140 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1141 the low part of a symbolic pointer.
1143 2016-05-25 Richard Biener <rguenther@suse.de>
1145 PR tree-optimization/71261
1146 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1147 interesting stmt instead of immediate uses when looking
1148 for the use operand to replace.
1150 2016-05-25 Martin Liska <mliska@suse.cz>
1152 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1154 2016-05-25 Richard Biener <rguenther@suse.de>
1156 PR tree-optimization/71264
1157 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1160 2016-05-25 Martin Liska <mliska@suse.cz>
1162 PR tree-optimization/71239
1163 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1164 if DECL_SIZE is NULL.
1166 2016-05-25 Richard Biener <rguenther@suse.de>
1168 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1169 * tree-if-conv.c (pass_data_if_conversion): Use it.
1171 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1173 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1174 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1175 * varpool.c (varpool_node::get_availability): Likewise.
1177 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1179 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1180 VNEGW/VNEGD instructions.
1181 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1182 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1183 support for ISA 3.0 VNEGW/VNEGD instructions.
1185 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1187 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1188 pointers inside OACC_DATA regions.
1189 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1190 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1191 (gimplify_adjust_omp_clauses): Fix typo in comment.
1193 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1195 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1196 parity built-in functions.
1197 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1199 (p9v_parity<mode>2): Likewise.
1200 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1202 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1203 (parity<mode>2): ISA 3.0 expander for vector parity.
1204 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1206 (BU_P9_64BIT_MISC_0): Likewise.
1207 (BU_P9_MISC_0): Likewise.
1208 (BU_P9V_AV_1): Likewise.
1209 (BU_P9V_AV_2): Likewise.
1210 (BU_P9V_AV_3): Likewise.
1211 (BU_P9V_AV_P): Likewise.
1212 (BU_P9V_VSX_1): Likewise.
1213 (BU_P9V_OVERLOAD_1): Likewise.
1214 (BU_P9V_OVERLOAD_2): Likewise.
1215 (BU_P9V_OVERLOAD_3): Likewise.
1216 (VCTZB): Add vector count trailing zeros support.
1220 (VPRTYBD): Add vector parity support.
1221 (VPRTYBQ): Likewise.
1222 (VPRTYBW): Likewise.
1223 (VCTZ): Add overloaded vector count trailing zeros support.
1224 (VPRTYB): Add overloaded vector parity support.
1225 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1226 overloaded vector count trailing zeros and parity instructions.
1227 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1228 vector parity support.
1229 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1230 trailing zeros support.
1231 (vec_cntlz): Likewise.
1232 (vec_vctzb): Likewise.
1233 (vec_vctzd): Likewise.
1234 (vec_vctzh): Likewise.
1235 (vec_vctzw): Likewise.
1236 (vec_vprtyb): Add ISA 3.0 vector parity support.
1237 (vec_vprtybd): Likewise.
1238 (vec_vprtybw): Likewise.
1239 (vec_vprtybq): Likewise.
1240 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1241 the ISA 3.0 vector count trailing zeros and vector parity built-in
1244 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1246 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1247 when there is stmt_to_insert.
1249 2016-05-24 Martin Sebor <msebor@redhat.com>
1252 * tree.h (complete_or_array_type_p): New inline function.
1254 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1256 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1257 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1258 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1260 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1261 Limit 1st alternative to noavx isa, split 2nd alternative into one
1262 noavx and one avx alternative, use *x and Bm in the former and
1263 x and m in the latter.
1265 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1266 of sse4 for the first alternative, drop %v from the template
1267 and d operand modifier. Split second alternative into one sse4_noavx
1268 and one avx alternative, use *x instead of *v in the former and v
1269 instead of *v in the latter.
1270 (*sse4_1_extractps): Use noavx isa instead of * for the first
1271 alternative, drop %v from the template. Split second alternative into
1272 one noavx and one avx alternative, use *x instead of *v in the
1273 former and v instead of *v in the latter.
1274 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1275 with noavx and the last one with avx.
1276 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1277 split the second one into one noavx and one avx alternative,
1278 use *x and Bm in the former and x and m in the latter one.
1279 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1282 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1283 first two alternatives to noavx, use *x instead of *v in the second
1284 one, add avx alternative without *.
1285 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1286 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1287 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1289 2016-05-24 Jeff Law <law@redhat.com>
1291 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1292 New function, extracted from...
1293 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1294 Allow simple copies and constant initializations in the SSA chain.
1296 2016-05-24 Marek Polacek <polacek@redhat.com>
1299 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1302 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1305 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1306 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1307 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1308 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1309 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1311 2016-05-24 Richard Biener <rguenther@suse.de>
1313 PR tree-optimization/71240
1314 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1317 2016-05-24 Richard Biener <rguenther@suse.de>
1319 PR tree-optimization/71230
1320 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1322 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1324 * tree-vectorizer.h (vectorizable_comparison): Delete.
1325 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1326 PURE_SLP_STMT check.
1327 * tree-vect-stmts.c (vectorizable_call): Likewise.
1328 (vectorizable_simd_clone_call): Likewise.
1329 (vectorizable_conversion): Likewise.
1330 (vectorizable_assignment): Likewise.
1331 (vectorizable_shift): Likewise.
1332 (vectorizable_operation): Likewise.
1333 (vectorizable_load): Likewise.
1334 (vectorizable_condition): Likewise.
1335 (vectorizable_store): Likewise. Assert that we don't have
1337 (vectorizable_comparison): Make static. Remove redundant
1338 PURE_SLP_STMT check.
1339 (vect_transform_stmt): Assert that we always have an slp_node
1342 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1344 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1345 operands[2] against 1 with comparison against CONST1_RTX.
1346 (<shift>di3_neon): Likewise.
1347 * config/arm/predicates.md (const0_operand): Replace with comparison
1350 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1352 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1353 operands[2] against 1 with comparison against CONST1_RTX.
1354 (ashrdi3): Likewise.
1355 (lshrdi3): Likewise.
1356 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1358 (ashrsi3): Likewise.
1359 (lshrsi3): Likewise.
1360 (rotrsi3): Likewise.
1361 (define_split above *compareqi_eq0): Likewise.
1362 (define_split above "prologue"): Likewise.
1363 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1364 * config/arm/predicates.md (shift_operator): Likewise.
1365 (shift_nomul_operator): Likewise.
1366 (sat_shift_operator): Likewise.
1367 (thumb1_cmp_operand): Likewise.
1368 (const_neon_scalar_shift_amount_operand): Replace manual range
1369 check with IN_RANGE.
1370 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1371 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1373 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1375 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1376 with HOST_WIDE_INT_1.
1378 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1379 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1380 (arm_canonicalize_comparison): Likewise.
1381 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1383 (thumb1_size_rtx_costs): Likewise.
1384 (vfp_const_double_index): Replace cast of 1 to unsigned
1385 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1386 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1388 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1389 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1390 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1391 HOST_WIDE_INT with HOST_WIDE_INT_1.
1393 2016-05-24 Marek Polacek <polacek@redhat.com>
1395 * tree-cfg.h (should_remove_lhs_p): New predicate.
1396 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1397 * gimplify.c (gimplify_modify_expr): Likewise.
1398 * tree-cfg.c (verify_gimple_call): Likewise.
1399 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1400 * gimple-fold.c: Include "tree-cfg.h".
1401 (gimple_fold_call): Use should_remove_lhs_p.
1403 2016-05-24 Richard Biener <rguenther@suse.de>
1405 PR tree-optimization/71253
1406 * cfganal.h (control_dependences): Make robust against edge
1408 (control_dependences::control_dependences): Remove edge_list argument.
1409 (control_dependences::get_edge): Remove.
1410 (control_dependences::get_edge_src): Add.
1411 (control_dependences::get_edge_dest): Likewise.
1412 (control_dependences::m_el): Make a vector of edge src/dest index.
1413 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1414 (control_dependences::control_dependences): Likewise.
1415 (control_dependences::~control_dependence): Likewise.
1416 (control_dependences::get_edge): Remove.
1417 (control_dependences::get_edge_src): Add.
1418 (control_dependences::get_edge_dest): Likewise.
1419 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1421 (perform_tree_ssa_dce): Adjust.
1422 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1424 (pass_loop_distribution::execute): Adjust. Do loop destroying
1425 conditional on changed.
1427 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1430 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1431 return. Reindent transformation comment and mention the ARM state
1434 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1437 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1438 after build_and_add_sum creates new use stmt.
1440 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1442 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1443 load_lanes/grouped_load classification comes first. Don't check
1444 whether the vectorization factor is a multiple of the group size
1447 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1449 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1450 GROUP_GAP for single-element interleaving.
1451 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1454 2016-05-24 Richard Biener <rguenther@suse.de>
1458 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1459 bases which are accessed with non-invariant indices.
1460 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1461 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1463 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1466 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1467 (add_to_ops_vec): Add stmt_to_insert.
1468 (add_repeat_to_ops_vec): Init stmt_to_insert.
1469 (insert_stmt_before_use): New.
1470 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1472 (get_ops): Init stmt_to_insert.
1473 (maybe_optimize_range_tests): Likewise.
1474 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1475 (rewrite_expr_tree_parallel): Likewise.
1476 (reassociate_bb): Likewise.
1478 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1481 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1482 ISA 3.0 xxperm fusion alternative.
1483 (altivec_vperm_v8hiv16qi): Likewise.
1484 (altivec_vperm_<mode>_uns_internal): Likewise.
1485 (vperm_v8hiv4si): Likewise.
1486 (vperm_v16qiv8hi): Likewise.
1488 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1489 Kelvin Nilsen <kelvin@gcc.gnu.org>
1491 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1492 vpermr/xxpermr on ISA 3.0.
1493 (altivec_expand_vec_perm_le): Likewise.
1494 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1495 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1498 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.h (IS_STACK_MODE): Enable for
1501 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1502 SSE_FLOAT_MODE_P macros.
1503 * config/i386/i386.c (ix86_preferred_reload_class): Use
1504 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1505 Cleanup regclass processing for CONST_DOUBLE_P.
1506 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1507 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1508 with IS_STACK_MODE macro.
1509 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1511 (*movdf_internal): Use IS_STACK_MODE macro.
1512 (*movsf_internal): Ditto.
1514 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1516 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1517 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1519 2016-05-23 Jeff Law <law@redhat.com>
1521 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1523 (fsm_find_control_statement_thread_paths): Call it.
1525 2016-05-23 Martin Jambor <mjambor@suse.cz>
1528 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1529 from_global_constant if t is not NULL.
1531 2016-05-23 Marek Polacek <polacek@redhat.com>
1534 * common.opt (Wswitch-unreachable): New option.
1535 * doc/invoke.texi: Document -Wswitch-unreachable.
1536 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1539 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1541 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1542 TMR_INDEX is non-NULL.
1544 2016-05-23 Richard Biener <rguenther@suse.de>
1546 PR tree-optimization/71230
1547 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1548 (try_special_add_to_ops): ... here. Always test for single-use.
1550 2016-05-23 Martin Jambor <mjambor@suse.cz>
1552 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1553 default block if a PHI node in the original one would be resized.
1555 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1557 PR tree-optimization/58135
1558 * tree-vect-slp.c: When group size is not multiple
1559 of vector size, allow splitting of store group at
1562 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1564 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1566 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1568 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1569 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1570 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1573 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1574 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1575 v constraint instead of x and vinserti32x4 insn.
1577 * config/i386/sse.md (i128vldq): New mode iterator.
1578 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1579 avx512dq and avx512vl alternatives.
1581 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1582 constraint, use maybe_evex prefix instead of vex.
1583 (vec_dupv4sf): Use v constraint instead of x for output
1584 operand except for noavx alternative, use Yv constraint
1585 instead of x for input. Use maybe_evex prefix instead of vex.
1586 (*vec_dupv4si): Likewise.
1587 (*vec_dupv2di): Likewise.
1589 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1592 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1593 (linearize_expr_tree): Call try_special_add_to_ops.
1594 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1596 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1598 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1599 to computed stack_usage.
1601 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1604 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1605 operand is subreg (symbol_ref) then move the symbol ref to register.
1607 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1609 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1611 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1614 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1617 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1619 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1620 ranges by calling get_single_symbol and tidy up. Look more closely
1621 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1623 2016-05-20 Jeff Law <law@redhat.com>
1625 * bitmap.c (bitmap_find_bit): Remove useless test.
1627 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1629 * function.c (thread_prologue_and_epilogue_insns): Commit the
1630 insertion of the epilogue.
1632 2016-05-20 Martin Jambor <mjambor@suse.cz>
1634 PR tree-optimization/70884
1635 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1636 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1637 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1638 of constant pool data as a reason for scalarization.
1640 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1642 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1643 for naked functions.
1644 (thumb1_expand_prologue): Likewise.
1646 2016-05-20 Nathan Sidwell <nathan@acm.org>
1648 * config/nvptx/nptx.c (nvptx_option_override): Only set
1649 flag_toplevel_reorder, if not explicitly specified. Set
1650 flag_no_common, unless explicitly specified.
1652 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1654 * calls.c (can_implement_as_sibling_call_p): Mark param
1655 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1657 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1660 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1661 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1663 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1664 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1667 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1669 * config/nvptx/nvptx.md (sincossf3): New pattern.
1671 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1673 * calls.c (maybe_complain_about_tail_call): New function.
1674 (initialize_argument_information): Call
1675 maybe_complain_about_tail_call when clearing *may_tailcall.
1676 (can_implement_as_sibling_call_p): Call
1677 maybe_complain_about_tail_call when returning false.
1678 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1679 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1680 if tail-call optimization fails.
1681 * cfgexpand.c (expand_call_stmt): Initialize
1682 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1683 * gimple-pretty-print.c (dump_gimple_call): Dump
1684 gimple_call_must_tail_p.
1685 * gimple.c (gimple_build_call_from_tree): Call
1686 gimple_call_set_must_tail with the value of
1687 CALL_EXPR_MUST_TAIL_CALL.
1688 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1689 (gimple_call_set_must_tail): New function.
1690 (gimple_call_must_tail_p): New function.
1691 * print-tree.c (print_node): Update printing of TREE_STATIC
1692 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1693 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1694 trailing comment listing applicable flags.
1695 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1697 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1699 * calls.c (expand_call): Move "Rest of purposes for tail call
1700 optimizations to fail" to...
1701 (can_implement_as_sibling_call_p): ...this new function, and
1702 split into multiple "if" statements.
1704 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1706 * cfgloop.h (expected_loop_iterations_unbounded,
1707 expected_loop_iterations): Unconstify.
1708 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1709 profile with known upper bound; return 3 when profile is absent.
1710 (expected_loop_iterations): Update.
1712 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1714 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1715 and get_max_loop_iterations_int.
1717 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1719 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1720 realistic upper bounds here.
1722 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1725 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1726 calls if the LHS is variable length or has addressable type.
1727 If targets[0]->decl is a noreturn call with void return type and
1728 zero arguments, adjust fntype and remove lhs in that case.
1730 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1732 PR tree-optimization/71079
1733 PR tree-optimization/71206
1734 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1736 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1738 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1739 (get_vec_alignment_for_array_decl): Likewise.
1740 (get_vec_alignment_for_record_decl): Likewise.
1741 (increase_alignment::execute): Move code to find alignment to
1742 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1743 (type_align_map): New hash_map.
1745 2016-05-20 Richard Guenther <rguenther@suse.de>
1747 PR tree-optimization/29756
1748 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1749 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1750 * fold-const.c (operand_equal_p): Likewise.
1751 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1752 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1753 * tree-inline.c (estimate_operator_cost): Likewise.
1754 * tree-pretty-print.c (dump_generic_node): Likewise.
1755 * tree-ssa-operands.c (get_expr_operands): Likewise.
1756 * cfgexpand.c (expand_debug_expr): Likewise.
1757 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1758 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1759 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1760 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1761 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1762 (execute_update_addresses_taken): Do it.
1764 2016-05-20 Richard Biener <rguenther@suse.de>
1766 PR tree-optimization/71185
1767 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1768 register operations.
1770 2016-05-20 Richard Biener <rguenther@suse.de>
1772 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1773 gimple_seq_add_seq_without_update.
1774 (release_bb_predicate): Assert we have no operands to free.
1775 (if_convertible_loop_p_1): Calculate post dominators later.
1776 Do not free BB predicates here.
1777 (combine_blocks): Do not recompute BB predicates.
1778 (version_loop_for_if_conversion): Save BB predicates around
1781 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1783 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1784 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1785 code. Ignore sibcalls on EDGE_IGNORE edges.
1786 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1787 on edges for sibcalls that run without prologue. The rest of the
1788 function is combined from...
1789 (fix_fake_fallthrough_edge): ... this, and ...
1790 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1791 function argument, make it a local variable.
1793 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1795 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1796 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1797 for 32-bit mode and SEH for 64-bit.
1798 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1799 TARGET_64BIT_DEFAULT.
1801 2016-05-19 Ryan Burn <contact@rnburn.com>
1803 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1804 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1806 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1808 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1809 force pending loads from memory.
1811 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1813 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1814 (UNSPEC_DARN_32): New unspec constant.
1815 (UNSPEC_DARN_RAW): New unspec constant.
1816 (darn_32): New instruction.
1817 (darn_raw): New instruction.
1818 (darn): New instruction.
1819 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1820 support and documentation for this macro.
1821 (BU_P9_MISC_1): New macro definition.
1822 (BU_P9_64BIT_MISC_0): New macro definition.
1823 (BU_P9_MISC_0): New macro definition.
1824 (darn_32): New builtin definition.
1825 (darn_raw): New builtin definition.
1826 (darn): New builtin definition.
1827 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1828 RS6000_BUILTIN_0 directives to surround each occurrence of
1829 #include "rs6000-builtin.def".
1830 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1831 RS6000_BTM_64BIT flags to the returned mask, depending on
1833 (def_builtin): Correct an error in the assignments made to the
1834 debugging variable attr_string.
1835 (rs6000_expand_builtin): Add support for no-operand built-in
1837 (builtin_function_type): Remove fatal_error assertion that is no
1839 (rs6000_common_init_builtins): Add support for no-operand built-in
1841 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1843 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1845 (RS6000_BTM_64BIT): New macro definition.
1846 * doc/extend.texi: Document __builtin_darn (void),
1847 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1850 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1852 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1853 max_loop_iterations_int.
1855 2016-05-19 Marek Polacek <polacek@redhat.com>
1857 PR tree-optimization/71031
1858 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1859 condition and adjust the code a bit.
1861 2016-05-19 Martin Liska <mliska@suse.cz>
1863 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1864 auto_vec instead of vec.
1866 2016-05-19 Martin Liska <mliska@suse.cz>
1868 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1870 2016-05-19 Martin Liska <mliska@suse.cz>
1872 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1874 2016-05-19 Martin Liska <mliska@suse.cz>
1876 * ipa-pure-const.c (set_function_state): Remove an existing
1878 (remove_node_data): Do not free it as it's released
1879 in set_function_state.
1881 2016-05-19 Martin Liska <mliska@suse.cz>
1883 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1886 2016-05-19 Martin Liska <mliska@suse.cz>
1888 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1890 2016-05-19 Martin Liska <mliska@suse.cz>
1892 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1893 an auto_vec instead of re-creating it.
1895 2016-05-19 Martin Liska <mliska@suse.cz>
1897 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1898 auto_vec instead of vec.
1900 2016-05-19 Martin Liska <mliska@suse.cz>
1902 * lto-section-in.c (lto_get_section_data): Call
1903 lto_check_version with additional argument.
1904 * lto-streamer.c (lto_check_version): Add new argument.
1905 * lto-streamer.h (lto_check_version): Likewise.
1907 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1909 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1910 Don't add cost of inner memory when handling sign-extended loads.
1912 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1914 PR rtl-optimization/71148
1915 * cse.c (cse_main): Free dominance info.
1916 (rest_of_handle_cse): Don't free dominance info.
1917 (rest_of_handle_cse2): Likewise.
1918 (rest_of_handle_cse_after_global_opts): Likewise.
1920 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1923 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1924 NULL_TREE early if NEON is not available. Remove now redundant check
1925 in ARM_CHECK_BUILTIN_MODE.
1927 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1930 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1931 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1932 * doc/cpp.texi: Document new macros.
1934 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1936 PR tree-optimization/69848
1937 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1938 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1940 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1942 * function.c (thread_prologue_and_epilogue_insn): Move the
1943 "goto epilogue_done" one block later.
1945 2016-05-19 Richard Biener <rguenther@suse.de>
1947 PR tree-optimization/70729
1948 * passes.def: Move LIM pass before PRE. Remove no longer
1949 required copyprop and move first DCE out of the loop pipeline.
1951 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1954 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1955 (OBJS-libcommon-target): ...here.
1956 * opts-common.c: Include spellcheck.h.
1957 (cmdline_handle_error): Build a vec of valid options and use it
1958 to suggest provide hints for misspelled arguments.
1960 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1963 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1964 lhs if it has TREE_ADDRESSABLE type.
1966 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1969 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1970 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1972 2016-05-18 Martin Jambor <mjambor@suse.cz>
1975 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1976 input for NOP_EXPR pass-through functions.
1977 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1978 aggregate global constant VAR_DECLs in constant jump functions.
1980 2016-05-18 Martin Jambor <mjambor@suse.cz>
1983 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1984 from TREE_READONLY parameters.
1986 2016-05-18 Martin Jambor <mjambor@suse.cz>
1989 * cgraph.h (cgraph_indirect_call_info): New field
1990 guaranteed_unmodified.
1991 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1992 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1994 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1995 pass the parameter value to ipa_find_agg_cst_for_param.
1996 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1997 guaranteed_unmodified, store AA results there instead of bailing out
1999 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2000 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2001 (find_constructor_constant_at_offset): New function.
2002 (ipa_find_agg_cst_from_init): Likewise.
2003 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2004 static initializers of contants, report back through a new paameter
2005 from_global_constant if that was the case.
2006 (try_make_edge_direct_simple_call): Also pass parameter value to
2007 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2009 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2010 (ipa_read_indirect_edge_info): Likewise.
2011 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2012 (ipa_load_from_parm_agg): Likewise.
2014 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2016 PR rtl-optimization/71150
2017 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2020 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2023 * config/rs6000/constraints.md (wE constraint): New constraint
2024 for a vector constant that can be loaded with XXSPLTIB.
2025 (wM constraint): New constraint for a vector constant of a 1's.
2026 (wS constraint): New constraint for a vector constant that can be
2027 loaded with XXSPLTIB and a vector sign extend instruction.
2028 * config/rs6000/predicates.md (xxspltib_constant_split): New
2029 predicates for wE/wS constraints.
2030 (xxspltib_constant_nosplit): Likewise.
2031 (easy_vector_constant): Add support for constants that can be
2032 loaded via XXSPLTIB.
2033 (all_ones_constant): New predicate for vector constant with all
2035 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2036 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2037 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2038 instruction and possibly with a sign extension.
2039 (output_vec_const_move): Add support for XXSPLTIB. If we are
2040 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2041 instead of XXLXOR/XXLORC.
2042 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2044 (rs6000_legitimize_reload_address): Likewise.
2045 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2047 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2048 combine VSX_M and VSX_M2 into one iterator.
2050 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2051 (VSINT_842): Likewise.
2052 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2053 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2054 XXSPLTIB instruction.
2055 (xxspltib_<mode>_nosplit): Likewise.
2056 (xxspltib_<mode>_split): New insn to load up constants with
2057 XXSPLTIB and a sign extend instruction.
2058 (vsx_mov<mode>): Replace single move that handled all vector types
2059 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2060 moves (when -mvsx-timode is in effect) into the main vector
2061 moves. Eliminate separate moves for <VSr> <VSa>, where the
2062 preferred register class (<VSr>) is listed first, and the
2063 secondary register class (<VSa>) is listed second with a '?' to
2064 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2065 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2066 that if the register was involved in a slow operation, the
2067 clear/set operation does not wait for the slow operation to
2068 finish. Adjust the length attributes for 32-bit mode. Use
2069 rs6000_output_move_128bit and drop the use of the string
2070 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2071 spacing so that the alternatives and attributes don't generate
2072 long lines, and put things in columns, so that it is easier to
2073 match up the operands and attributes with the insn alternatives.
2074 (vsx_mov<mode>_64bit): Likewise.
2075 (vsx_mov<mode>_32bit): Likewise.
2076 (vsx_movti_64bit): Fold movti into normal vector moves.
2077 (vsx_movti_32bit): Likewise.
2078 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2080 (vsx_splat_v4si_internal): Likewise.
2081 (vsx_splat_v4sf_internal): Likewise.
2082 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2083 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2084 extend vector elements.
2085 (vsx_sign_extend_hi_<mode>): Likewise.
2086 (vsx_sign_extend_si_v2di): Likewise.
2087 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2089 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2090 constraints. Add trailing period to wL documentation.
2092 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2095 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2096 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2097 * tree-call-cdce.c: Include tree-dfa.h.
2098 (can_guard_call_p): New function, extracted from...
2099 (can_use_internal_fn): ...here.
2100 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2102 (shrink_wrap_one_built_in_call): Likewise.
2103 (use_internal_fn): Likewise.
2104 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2105 and return void. Call replace_abnormal_ssa_names.
2106 (pass_call_cdce::execute): Check can_guard_call_p during the
2107 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2108 will always change something.
2110 2016-05-18 Martin Jambor <mjambor@suse.cz>
2113 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2114 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2116 2016-05-18 Martin Jambor <mjambor@suse.cz>
2119 * ipa-inline.h (condition): New field size.
2120 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2121 for comaprison and store it into the new condition.
2122 (evaluate_conditions_for_known_args): Use condition size to check
2123 access sizes for all but CHANGED conditions.
2124 (unmodified_parm_1): New parameter size_p, store access size into it.
2125 (unmodified_parm): Likewise.
2126 (unmodified_parm_or_parm_agg_item): Likewise.
2127 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2128 (set_cond_stmt_execution_predicate): Extract access sizes and store
2130 (set_switch_stmt_execution_predicate): Likewise.
2131 (will_be_nonconstant_expr_predicate): Likewise.
2132 (will_be_nonconstant_predicate): Likewise.
2133 (inline_read_section): Stream condition size.
2134 (inline_write_summary): Likewise.
2136 2016-05-18 Richard Biener <rguenther@suse.de>
2138 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2139 condition cost to PHI cost instead of total_cost.
2141 2016-05-18 Martin Liska <mliska@suse.cz>
2144 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2147 2016-05-18 Richard Biener <rguenther@suse.de>
2149 * lto-streamer.h (LTO_major_version): Bump to 6.
2151 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2153 * function.c (make_split_prologue_seq, make_prologue_seq,
2154 make_epilogue_seq): New functions, factored out from...
2155 (thread_prologue_and_epilogue_insns): Here.
2157 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2159 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2160 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2161 of before. Add a comment.
2163 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2165 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2166 expression pointer, not pointer to the pointer.
2168 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2170 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2171 (avx2_pbroadcast<mode>): Add another alternative with v instead
2172 of x constraints in it, using <pbroadcast_evex_isa> isa.
2173 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2175 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2176 constraint x instead of v in second alternative, add avx512bw
2179 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2180 constraint x instead of v in second alternative, add avx512bw
2183 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2184 constraint x instead of v in second alternative, add avx512bw
2187 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2188 avx512bw alternative.
2190 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2192 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2194 (define_insn "*andnottf3"): Ditto.
2195 (define_insn "*<code><mode>3"/any_logic): Ditto.
2196 (define_insn "*<code>tf3"/any_logic): Ditto.
2197 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2198 operand to block AVX-512VL insn variant emit when it is not enabled.
2200 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2202 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2203 constraint fot SF mode.
2205 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2206 Kirill Yukhin <kirill.yukhin@intel.com>
2208 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2210 (define_insn "rsqrt14<mode>"): Ditto.
2211 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2212 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2213 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2214 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2215 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2217 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2218 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2219 * config/i386/i386.c (ix86_print_operand): Expand check for size
2220 override codes for Intel syntax.
2222 2016-05-18 Richard Biener <rguenther@suse.de>
2224 PR tree-optimization/71168
2225 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2226 initialization earlier.
2228 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2230 * config/aarch64/aarch64-simd.md
2231 (aarch64_reduc_plus_internal<mode>): Rename to...
2232 (reduc_plus_scal): ...This, and remove previous implementation.
2234 2016-05-18 Richard Biener <rguenther@suse.de>
2236 * passes.def: Put late dse and cd_dce in canonical order.
2238 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2240 * ipa-inline-transform.c (preserve_function_body_p): Look for
2241 first non-thunk clone.
2242 (save_function_body): Save into first non-thunk.
2243 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2245 (lto_output_node): Inline thunks don't need body in every
2247 * lto-streamer-in.c: Do not fixup thunk clones.
2248 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2250 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2253 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2256 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2257 (reassociate_bb): Call transform_add_to_multiply.
2259 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2261 * config/aarch64/aarch64.c (all_extensions): Removed unused
2264 2016-05-17 Nathan Sidwell <nathan@acm.org>
2266 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2267 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2269 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2271 PR tree-optimization/54579
2273 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2275 2016-05-17 Marek Polacek <polacek@redhat.com>
2278 * tree-inline.c (expand_call_inline): Call
2279 maybe_remove_unused_call_args.
2281 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2283 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2284 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2285 * doc/md.texi (fmin@var{m}3): Likewise.
2287 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2289 * match.pd (X & C): New transformation.
2291 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2293 * match.pd (~X & Y): New transformation.
2295 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2297 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2298 information for new SSA_NAME.
2299 (simplify_conversion_using_ranges): Get range through get_range_info
2300 instead of get_value_range.
2302 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2304 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2305 Remove inline assembly.
2306 (vmvn_s16): Likewise.
2307 (vmvn_s32): Likewise.
2308 (vmvn_u8): Likewise.
2309 (vmvn_u16): Likewise.
2310 (vmvn_u32): Likewise.
2311 (vmvnq_s8): Likewise.
2312 (vmvnq_s16): Likewise.
2313 (vmvnq_s32): Likewise.
2314 (vmvnq_u8): Likewise.
2315 (vmvnq_u16): Likewise.
2316 (vmvnq_u32): Likewise.
2317 (vmvn_p8): Likewise.
2318 (vmvnq_p16): Likewise.
2320 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2322 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2324 (vmul_n_s16): Likewise.
2325 (vmul_n_s32): Likewise.
2326 (vmul_n_u16): Likewise.
2327 (vmul_n_u32): Likewise.
2328 (vmulq_n_f32): Likewise.
2329 (vmulq_n_f64): Likewise.
2330 (vmulq_n_s16): Likewise.
2331 (vmulq_n_s32): Likewise.
2332 (vmulq_n_u16): Likewise.
2333 (vmulq_n_u32): Likewise.
2335 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2337 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2338 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2340 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2342 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2343 to *aarch64_fma4_elt_from_dup<mode>.
2344 (*aarch64_fnma4_elt_to_128df): Rename to
2345 *aarch64_fnma4_elt_from_dup<mode>.
2346 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2347 (vfms_n_f32): Likewise.
2348 (vfms_n_f64): Likewise.
2349 (vfmsq_n_f32): Likewise.
2350 (vfmsq_n_f64): Likewise.
2352 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2354 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2356 2016-05-17 Richard Biener <rguenther@suse.de>
2358 PR tree-optimization/71132
2359 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2360 Only add control dependences for blocks in the loop.
2361 (build_rdg): Adjust.
2362 (generate_code_for_partition): Return whether loop should
2363 be destroyed and delay that.
2364 (distribute_loop): Likewise.
2365 (pass_loop_distribution::execute): Record loops to be destroyed
2366 and perform delayed destroying of loops.
2368 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2371 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2373 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2375 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2377 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2380 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2381 insertion point for instructions generated by validize_mem.
2383 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2385 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2388 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2390 * config/aarch64/aarch64.c
2391 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2392 rather than a macro.
2394 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2396 * doc/invoke.texi (AArch64 Options): Various updates.
2398 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2400 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2401 into instrumentation thunks.
2402 * cif-code.def (CIF_CHKP): New.
2404 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2406 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2408 2016-05-16 Martin Jambor <mjambor@suse.cz>
2410 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2411 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2413 2016-05-16 Marek Polacek <polacek@redhat.com>
2415 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2418 2016-05-16 Martin Jambor <mjambor@suse.cz>
2421 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2422 the outlined kernel function.
2424 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2426 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2427 (ISA_HAS_DLSA): Ditto.
2429 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2431 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2433 2016-05-16 Nathan Sidwell <nathan@acm.org>
2435 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2436 (nvptx_name_replacement): Restore. Add comment.
2437 (write_fn_proto, write_fn_proto_from_insn,
2438 nvptx_output_call_insn): Restore
2439 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2441 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2443 * config/aarch64/aarch64.md
2444 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2445 (add<mode>3_compareC_imm): Likewise.
2446 (<optab>si3_uxtw): Split into register and immediate variants.
2447 (andsi3_compare0_uxtw): Likewise.
2448 (and<mode>3_compare0): Likewise.
2449 (and<mode>3nr_compare0): Likewise.
2450 (stack_protect_test_<mode>): Don't use %x for memory operands.
2452 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2454 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2456 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2458 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2459 Split integer shifts into shift_reg and bfm.
2460 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2461 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2462 (ror<mode>3_insn): Likewise.
2463 (<optab>si3_insn_uxtw): Likewise.
2464 (<optab><mode>3_insn): Change to rotate_imm.
2465 (extr<mode>5_insn_alt): Likewise.
2466 (extrsi5_insn_uxtw): Likewise.
2467 (extrsi5_insn_uxtw_alt): Likewise.
2469 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2471 * doc/tm.texi: Regenerate.
2472 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2473 (TARGET_INVALID_RETURN_TYPE): Remove.
2474 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2475 TARGET_INVALID_RETURN_TYPE.
2476 * target.def (invalid_parameter_type): Remove.
2477 (invalid_return_type): Remove.
2479 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2481 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2482 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2484 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2486 (preserve_function_body_p): No need to preserve function body
2487 * cif-codes.def (CIF_THUNK): Remove.
2488 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2490 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2492 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2494 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2496 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2499 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2501 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2502 (inline_small_functions): Do not look for function symbol when
2505 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2507 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2510 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2511 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2512 Jiong Wang <jiong.wang@arm.com>
2514 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2515 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2516 Define __ARM_FP16_ARGS when appropriate.
2517 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2519 (arm_invalid_return_type): Likewise.
2520 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2521 (TARGET_INVALID_RETURN_TYPE): Remove.
2522 (aapcs_vfp_sub_candidate): Allow HFmode.
2523 (aapcs_vfp_allocate): Add comment. Support HFmode.
2524 (aapcs_vfp_allocate_return_reg): Likewise.
2525 (struct aapcs_cp_arg_layout): Slightly reword comments for
2526 is_return_candidate and allocate_return_reg.
2527 (output_mov_vfp): Update assert.
2528 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2530 (arm_invalid_parameter_type): Remove.
2531 (amr_invalid_return_type): Remove.
2532 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2533 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2534 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2536 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2538 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2539 * config/aarch64/arch64-protos.h
2540 (aarch64_legitimize_reload_address): Remove.
2541 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2544 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2546 * configure.ac: Add ACX_NONCANONICAL_HOST.
2547 * configure: Regenerate.
2548 * Makefile.in: Set host_noncanonical.
2550 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2553 * config/i386/i386.md (*movtf_internal): Before register allocation,
2554 do not allow FP constants for CM_MEDIUM memory model, allow only
2555 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2556 (*movxf_internal): Ditto.
2557 (*movdf_internal): Ditto.
2558 (*movsf_internal): Ditto.
2560 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2562 PR rtl-optimization/67483
2563 * combine.c (make_compound_operation): Don't call extract_left_shift
2564 with negative shift amounts.
2566 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2569 * fold-const.c (fold_checksum_tree): Allow modification
2570 of TYPE_ALIAS_SET during folding.
2572 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2573 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2574 (ix86_split_to_parts): Likewise. Fix up formatting.
2576 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2578 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2579 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2582 2016-05-13 Nathan Sidwell <nathan@acm.org>
2584 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2585 (nvptx_name_replacement): Delete.
2586 (write_fn_proto, write_fn_proto_from_insn,
2587 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2588 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2589 * langhooks.c (add_builtin_funcction_common): Call
2590 targetm.mangle_decl_assembler_name.
2592 * config/nvptx/nvptx.c (write_fn_proto): Handle
2593 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2595 2016-05-13 Martin Liska <mliska@suse.cz>
2597 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2598 and PRIu64 in printf format.
2600 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2602 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2605 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2607 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2608 Change --param max-completely-peeled-times to
2609 --param max-completely-peel-times in dump file printing.
2611 2016-05-13 Richard Biener <rguenther@suse.de>
2613 PR tree-optimization/42587
2614 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2615 (find_bswap_or_nop_1): Likewise.
2616 (bswap_replace): Likewise.
2618 2016-05-13 Martin Liska <mliska@suse.cz>
2620 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2621 Initialize a variable with default value.
2623 2016-05-13 Martin Liska <mliska@suse.cz>
2625 * doc/invoke.texi: Enhance explanation of error recovery
2628 2016-05-13 Martin Liska <mliska@suse.cz>
2630 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2631 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2632 (iv_inv_expr_ent *).
2633 (struct iv_inv_expr_ent): Comment struct fields.
2634 (sort_iv_inv_expr_ent): New function.
2635 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2636 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2637 a hash_map between iv_inv_expr_ent and number of usages.
2638 (niter_for_exit): Fix coding style.
2639 (tree_ssa_iv_optimize_init): Use renamed variable.
2640 (determine_base_object): Fix coding style.
2641 (alloc_iv): Likewise.
2642 (find_interesting_uses_outside): Likewise.
2643 (add_candidate_1): Likewise.
2644 (add_standard_iv_candidates): Likewise.
2645 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2646 (prepare_decl_rtl): Fix coding style.
2647 (get_address_cost): Likewise.
2648 (get_shiftadd_cost): Likewise.
2649 (force_expr_to_var_cost): Likewise.
2650 (compare_aff_trees): Likewise.
2651 (get_expr_id): Restructure the function.
2652 (get_loop_invariant_expr_id): Renamed to
2653 get_loop_invariant_expr.
2654 (get_computation_cost_at): Replace usage of inv_expr_id with
2656 (get_computation_cost): Likewise.
2657 (determine_group_iv_cost_generic): Likewise.
2658 (determine_group_iv_cost_address): Likewise.
2659 (iv_period): Fix coding style.
2660 (iv_elimination_compare_lt): Likewise.
2661 (may_eliminate_iv): Likewise.
2662 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2664 (determine_group_iv_costs): Dump invariant expressions.
2665 (iv_ca_recount_cost): Use the newly added hash_map.
2666 (iv_ca_set_remove_invariants): Fix coding style.
2667 (iv_ca_set_add_invariants): Fix coding style.
2668 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2670 (iv_ca_set_cp): Likewise.
2671 (iv_ca_new): Initialize the newly added hash_map and remove
2672 initialization of fields.
2673 (iv_ca_free): Delete the hash_map.
2674 (iv_ca_dump): Dump invariant expressions.
2675 (iv_ca_extend): Fix coding style.
2676 (try_add_cand_for): Likewise.
2677 (create_new_ivs): Dump information about # of avg iterations and
2678 # of used invariant expressions.
2679 (rewrite_use_compare): Fix coding style.
2680 (free_loop_data): Set default value for max_inv_expr_id.
2682 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2684 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2685 returned value cse_cfg_altered computation.
2686 (rest_of_handle_cse2): Likewise.
2687 (rest_of_handle_cse_after_global_opts): Likewise.
2689 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2692 * config/arm/arm.c (arm32_output_mi_thunk): New.
2693 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2694 to split Thumb1 vs TARGET_32BIT functionality.
2695 (arm_thumb1_mi_thunk): New.
2697 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2699 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2702 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2705 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2707 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2709 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2710 (expand_builtin_trap): Emit a regular call.
2711 (set_builtin_user_assembler_name): Remove obsolete cases.
2712 * dse.c (scan_insn): Adjust.
2713 * except.c: Include calls.h.
2714 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2715 emit a regular call to setjmp.
2716 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2717 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2718 (emit_block_move_via_libcall): Delete.
2719 (block_move_fn): Delete.
2720 (init_block_move_fn): Likewise.
2721 (emit_block_move_libcall_fn): Likewise.
2722 (emit_block_op_via_libcall): New function.
2723 (set_storage_via_libcall): Tidy up and use memset builtin.
2724 (block_clear_fn): Delete.
2725 (init_block_clear_fn): Likewise.
2726 (clear_storage_libcall_fn): Likewise.
2727 (expand_assignment): Call emit_block_move_via_libcall.
2728 Do not include gt-expr.h.
2729 * expr.h (emit_block_op_via_libcall): Declare.
2730 (emit_block_copy_via_libcall): New inline function.
2731 (emit_block_move_via_libcall): Likewise.
2732 (emit_block_comp_via_libcall): Likewise.
2733 (block_clear_fn): Delete.
2734 (init_block_move_fn): Likewise.
2735 (init_block_clear_fn): Likewise.
2736 (emit_block_move_via_libcall): Likewise.
2737 (set_storage_via_libcall): Add default parameter value.
2738 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2739 (abort_libfunc): Delete.
2740 (memcpy_libfunc): Likewise.
2741 (memmove_libfunc): Likewise.
2742 (memcmp_libfunc): Likewise.
2743 (memset_libfunc): Likewise.
2744 (setbits_libfunc): Likewise.
2745 (setjmp_libfunc): Likewise.
2746 (longjmp_libfunc): Likewise.
2747 (profile_function_entry_libfunc): Likewise.
2748 (profile_function_exit_libfunc): Likewise.
2749 (gcov_flush_libfunc): Likewise.
2750 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2751 and DECL_VISIBILITY on the declaration.
2752 (init_optabs): Do not initialize obsolete libfuncs.
2753 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2754 * tree-core.h (ECF_RET1): Define.
2755 (ECF_TM_PURE): Adjust.
2756 (ECF_TM_BUILTIN): Likewise.
2757 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2758 (build_common_builtin_nodes): Initialize abort builtin.
2759 Add ECF_RET1 on memcpy, memmove and memset builtins.
2760 Pass final flags for alloca and alloca_with_align builtins.
2761 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2763 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2764 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2765 set_storage_via_libcall and call emit_block_copy_via_libcall.
2767 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2769 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2770 DImode before it is passed to ix86_output_call_operand.
2771 (*call_value_got_x32): Ditto for operand 1.
2773 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2775 PR rtl-optimization/70904
2776 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2777 reload for wide mode.
2779 2016-05-12 Marek Polacek <polacek@redhat.com>
2782 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2783 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2784 * langhooks.h (incomplete_type_error): Likewise.
2785 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2786 parameter, pass it down to incomplete_type_error.
2787 * tree.h (size_in_bytes): New inline overload.
2788 (size_in_bytes_loc): Renamed from size_in_bytes.
2790 2016-05-12 Richard Biener <rguenther@suse.de>
2792 PR tree-optimization/71059
2793 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2794 nary before looking up or entering the expression into the VN
2796 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2797 Make sure to re-use NARYs without result as inserted by
2800 2016-05-12 Richard Biener <rguenther@suse.de>
2802 PR tree-optimization/71062
2803 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2805 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2806 vars_contains_restrict if the var is a restrict tag.
2807 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2808 do not disambiguate pointers against it.
2809 (dump_points_to_solution): Re-structure and adjust for new
2810 vars_contains_restrict flag.
2811 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2813 2016-05-12 Martin Liska <mliska@suse.cz>
2815 * doc/invoke.texi: Explain connection between
2816 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2818 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2820 PR tree-optimization/71006
2821 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2822 consider COND_EXPR as a mask producer.
2824 2016-05-12 Marek Polacek <polacek@redhat.com>
2827 * opts.c (common_handle_option): Detect missing argument for --help^.
2829 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2832 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2833 when popping the PC and within an interrupt handler routine.
2834 Add missing tab to output of "ldmfd".
2835 (output_return_instruction): Output LDMFD with SP update rather
2836 than POP when returning from interrupt handler.
2838 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2840 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2841 TARGET_64BIT && TARGET_AVX512DQ.
2842 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2843 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2844 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2845 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2846 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2847 (*vec_extractv4si_zext): Add avx512dq alternative.
2848 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2849 use v instead of x constraint in other alternatives where possible.
2851 * config/i386/sse.md (sse2_loadld): Use v instead of x
2852 constraint in alternatives 0,1,4.
2854 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2855 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2856 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2859 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2860 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2861 is not emitted unless TARGET_AVX512BW.
2862 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2863 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2864 for the result operand.
2866 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2867 constraint instead of x in avx alternatives. Use maybe_evex instead
2870 * config/i386/constraints.md (Yv): New constraint.
2871 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2872 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2873 * config/i386/i386.md (avx512fvecmode): New mode attr.
2874 (*pushtf): Use v constraint instead of x.
2875 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2876 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2877 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2878 (*absnegtf2_sse): Likewise.
2879 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2880 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2881 avx512f alternatives.
2882 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2884 2016-05-12 Richard Biener <rguenther@suse.de>
2886 PR tree-optimization/71060
2887 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2888 require exact match of DR_BASE_OBJECT but only matching address and
2891 2016-05-12 Richard Biener <rguenther@suse.de>
2893 PR tree-optimization/70986
2894 * cfganal.c: Include cfgloop.h.
2895 (dfs_find_deadend): Prefer to take edges exiting loops.
2897 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2899 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2900 compile and run time.
2902 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2905 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2907 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.c (legitimize_pic_address): Use
2910 copy_to_suggested_reg instead of gen_movsi.
2912 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2914 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2915 the code into quad_address_p and call it to share code with
2916 vsx_quad_dform_memory_operand.
2917 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2919 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2920 bit instead of being a separate word. Split -mpower9-dform into
2921 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2922 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2923 for the register class supporting 128-bit quad word memory offsets.
2924 (mode_supports_vsx_dform_quad): Helper function to return if the
2925 register class uses quad word memory offsets.
2926 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2927 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2928 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2929 instructions are enabled, set up the appropriate addr_masks for
2931 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2932 -mpower9-dform-scalar, instead of -mpower9-dform.
2933 (rs6000_option_override_internal): Split -mpower9-dform into two
2934 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2935 -mpower9-dform switch sets or clears both. If we are not using
2936 the LRA register allocator, do not enable -mpower9-dform-vector by
2937 default. If we are using LRA, enable -mpower9-dform-vector and
2938 -mvsx-timode if it is appropriate. Issue a warning if either
2939 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2941 (quad_address_offset_p): New helper function to return if the
2942 offset is legal for quad word memory instructions.
2943 (quad_address_p): New function to determin if GPR or vector
2944 register quad word memory addresses are legal.
2945 (mem_operand_gpr): Validate quad word address offsets.
2946 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2947 d-form (register + offset) instructions.
2948 (offsettable_ok_by_alignment): Likewise.
2949 (rs6000_legitimate_offset_address_p): Likewise.
2950 (legitimate_lo_sum_address_p): Likewise.
2951 (rs6000_legitimize_address): Likewise.
2952 (rs6000_legitimize_reload_address): Add more debug statements for
2954 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2955 d-form instructions.
2956 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2957 d-form instructions. Distinguish different cases in debug
2958 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2959 d-form instructions.
2960 (rs6000_preferred_reload_class): Likewise.
2961 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2962 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2963 of the ISA 2.06 indexed memory instructions.
2964 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2965 use them to save/restore the saved vector registers instead of
2966 using Altivec instructions.
2967 (rs6000_emit_epilogue): Likewise.
2968 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2969 (rs6000_opt_masks): Split -mpower9-dform into
2970 -mpower9-dform-scalar and -mpower9-dform-vector.
2971 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2973 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2974 ISA 3.0 vector indexed memory instructions, and fold the code into
2975 the normal mov<mode> patterns.
2976 (p9_vecstore_<mode>): Likewise.
2977 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2979 (vsx_movti_64bit): Likewise.
2980 (vsx_movti_32bit): Likewise.
2981 * config/rs6000/constraints.md (wO constraint): New constraint for
2982 ISA 3.0 vector d-form support.
2983 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2984 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2985 include -mpower9-dform-vector until we switch over to LRA.
2986 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2987 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2988 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2989 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2990 for -mpower9-dform and -mlra.
2991 * doc/md.texi (wO constraint): Document wO constraint.
2993 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2995 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2996 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2997 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2998 Move handling of non-insn arguments inline into the sole user:
2999 (output_trans_func): ...here.
3000 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3001 in emitted function prototype.
3002 (output_internal_insn_latency_func): Ditto. Simplify.
3003 (output_internal_maximal_insn_latency_func): Ditto. Delete
3004 always-unused argument.
3005 (output_insn_latency_func): Ditto.
3006 (output_maximal_insn_latency_func): Ditto.
3008 2016-05-11 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/71055
3011 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3012 sth with precision not equal to access size verify we don't chop
3015 2016-05-11 Richard Biener <rguenther@suse.de>
3018 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3019 (dwarf2out_finish): Move retry_incomplete_types call ...
3020 (dwarf2out_early_finish): ... here.
3022 2016-05-11 Richard Biener <rguenther@suse.de>
3025 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3026 if the langhook insists on it.
3027 * fold-const.c (make_bit_field_ref): Add arg for the original
3028 reference and preserve its alias-set.
3029 (decode_field_reference): Take exp by reference and adjust it
3030 to the original memory reference.
3031 (optimize_bit_field_compare): Adjust callers.
3032 (fold_truth_andor_1): Likewise.
3033 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3035 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3038 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3039 * cfgrtl.c (delete_insn_and_edges): Likewise.
3040 * config/i386/i386.c (convert_scalars_to_vector): Remove
3042 * cse.c (cse_insn): Compute cse_cfg_altered.
3043 (delete_trivially_dead_insns): Likewise.
3044 (cse_cc_succs): Likewise.
3045 (rest_of_handle_cse): Free dominance info if required.
3046 (rest_of_handle_cse2): Likewise.
3047 (rest_of_handle_cse_after_global_opts): Likewise.
3049 2016-05-11 Alan Modra <amodra@gmail.com>
3051 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3052 abi_v4_pass_in_fpr): New functions.
3053 (rs6000_function_arg_boundary): Exclude complex IBM long double
3054 from 64-bit alignment when ABI_V4.
3055 (rs6000_function_arg, rs6000_function_arg_advance_1,
3056 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3058 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3060 PR rtl-optimization/71028
3061 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3062 jump with just a return in the fallthrough block if the branch
3063 block contains just a return as well.
3065 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3067 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3068 * match.pd ((X & Y) ^ Y): ... this.
3069 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3070 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3072 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3074 * read-md.c (require_char_ws): New function.
3075 (read_string): Simplify using require_char_ws.
3076 (handle_constants): Likewise.
3077 (handle_enum): Likewise.
3078 (handle_file): Likewise.
3079 * read-md.h (require_char_ws): New declaration.
3080 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3081 (read_mapping): Likewise.
3082 (read_rtx_code): Likewise.
3083 (read_nested_rtx): Likewise.
3085 2016-05-10 James Norris <jnorris@codesourcery.com>
3087 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3088 if offloading is enabled and -fopenacc or -fopenmp is specified.
3089 (CRTOFFLOADEND): Likewise.
3090 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3091 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3093 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3095 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3096 gotoff_operand code paths. Use copy_to_suggested_regs and
3097 expand_simple_binop where appropriate. Cleanup.
3099 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3102 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3104 (dimode_scalar_chain::vector_const_cost): New.
3105 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3106 (dimode_scalar_chain::convert_op): Likewise.
3107 (dimode_scalar_chain::convert_insn): Likewise.
3109 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3111 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3112 unary operation, not a binary one.
3114 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3117 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3118 calls with type casted fndecl.
3120 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3122 PR tree-optimization/70786
3123 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3124 * calls.c (initialize_argument_information): Bind bounds
3125 with corresponding args passed by reference.
3127 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3130 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3131 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3132 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3135 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3138 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3139 code for a zero scale factor.
3140 (vsx_xvcvdpuxds_scale): Likewise.
3142 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3144 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3145 if show_ruler_p was set on the context.
3146 (layout::show_ruler): New method.
3147 * diagnostic.h (struct diagnostic_context): Add field
3150 2016-05-10 Richard Biener <rguenther@suse.de>
3152 PR tree-optimization/71039
3153 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3154 (chk_uses): New function.
3155 (propagate_with_phi): Verify we can safely replicate the lhs of an
3156 aggregate assignment on all incoming edges.
3158 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3160 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3162 (rx_atomic_sequence): New class.
3163 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3164 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3166 (rx_atomic_sequence::rx_atomic_sequence,
3167 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3168 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3169 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3170 CTRLREG_INTB): New constants.
3171 (FETCHOP): New code iterator.
3172 (fethcop_name, fetchop_name2): New iterator code attributes.
3173 (QIHI): New mode iterator.
3174 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3175 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3176 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3178 2016-05-10 Martin Liska <mliska@suse.cz>
3180 * tree-inline.c (remap_dependence_clique): Do not remap
3181 debugging statements.
3183 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3185 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3186 ("*fixuns_truncdfdi2_z13")
3187 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3188 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3189 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3191 2016-05-10 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/70497
3194 PR tree-optimization/28367
3195 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3197 (visit_reference_op_load): ... here.
3198 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3199 with simplified BIT_FIELD_REFs.
3200 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3201 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3204 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3206 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3207 documentation comment. For BLOCK nodes, add a
3208 DW_AT_abstract_origin attribute that points to the DIE generated
3209 for the origin BLOCK.
3210 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3211 blocks from inlined functions.
3213 2016-05-10 Alan Modra <amodra@gmail.com>
3216 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3217 regrename modifying insns saving lr before __morestack call.
3218 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3219 insns restoring lr after __morestack call.
3221 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3223 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3224 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3226 * config/i386/sse.md (vec_interleave_high<mode>,
3227 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3228 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3230 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3232 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3233 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3234 parallel reassociation for power8 and forward.
3236 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3238 * config/i386/i386.md (absneg splitters with general regs): Use
3239 general_reg_operand predicate.
3240 (btsq peephole2): Use x86_64_immediate_operand to check if new
3241 value is suitable for immediate operand. Generate emitted insn
3242 using RTL expressions.
3243 (btcq peephole2): Ditto.
3244 (btrq peephole2): Ditto. Generate correct immediate operand
3247 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3249 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3252 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3254 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3255 pointer dereference.
3257 2016-05-09 Richard Biener <rguenther@suse.de>
3259 PR tree-optimization/70985
3260 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3261 op0 isn't a gimple register.
3263 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3265 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3266 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3267 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3268 (i6400_fpu_mult): New cpu units.
3269 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3270 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3271 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3272 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3273 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3274 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3275 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3276 (i6400_msa_long_float4, i6400_msa_long_float5)
3277 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3278 (i6400_msa_fdiv_sf): New reservations.
3279 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3280 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3281 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3282 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3283 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3284 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3285 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3286 (msa_short_store4, msa_long_load, msa_short_store)
3287 (msa_long_logic, msa_long_float2, msa_long_float4)
3288 (msa_long_float5, msa_long_float8, msa_long_mult)
3289 (msa_long_fdiv, msa_long_div): New reservations.
3291 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3292 Sameera Deshpande <sameera.deshpande@imgtec.com>
3293 Matthew Fortune <matthew.fortune@imgtec.com>
3294 Graham Stott <graham.stott@imgtec.com>
3295 Chao-ying Fu <chao-ying.fu@imgtec.com>
3297 * config.gcc: Add MSA header file for mips*-*-* target.
3298 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3299 (Ubv8i, Urv8): New constraints.
3300 * config/mips/mips-ftypes.def: Add function types for MSA
3302 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3303 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3304 * config/mips/mips-msa.md: New file.
3305 * config/mips/mips-protos.h
3306 (mips_split_128bit_const_insns): New prototype.
3307 (mips_msa_idiv_insns): Likewise.
3308 (mips_split_128bit_move): Likewise.
3309 (mips_split_128bit_move_p): Likewise.
3310 (mips_split_msa_copy_d): Likewise.
3311 (mips_split_msa_insert_d): Likewise.
3312 (mips_split_msa_fill_d): Likewise.
3313 (mips_expand_msa_branch): Likewise.
3314 (mips_const_vector_same_val_p): Likewise.
3315 (mips_const_vector_same_bytes_p): Likewise.
3316 (mips_const_vector_same_int_p): Likewise.
3317 (mips_const_vector_shuffle_set_p): Likewise.
3318 (mips_const_vector_bitimm_set_p): Likewise.
3319 (mips_const_vector_bitimm_clr_p): Likewise.
3320 (mips_msa_vec_parallel_const_half): Likewise.
3321 (mips_msa_output_division): Likewise.
3322 (mips_ldst_scaled_shift): Likewise.
3323 (mips_expand_vec_cond_expr): Likewise.
3324 * config/mips/mips.c (enum mips_builtin_type): Add
3325 MIPS_BUILTIN_MSA_TEST_BRANCH.
3326 (mips_gen_const_int_vector_shuffle): New prototype.
3327 (mips_const_vector_bitimm_set_p): New function.
3328 (mips_const_vector_bitimm_clr_p): Likewise.
3329 (mips_const_vector_same_val_p): Likewise.
3330 (mips_const_vector_same_bytes_p): Likewise.
3331 (mips_const_vector_same_int_p): Likewise.
3332 (mips_const_vector_shuffle_set_p): Likewise.
3333 (mips_symbol_insns): Forbid loading symbols via immediate for
3335 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3337 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3339 (mips_lx_address_p): Add support load indexed address for MSA.
3340 (mips_address_insns): Add calculation of instructions needed for
3341 stores and loads for MSA.
3342 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3343 CONST_VECTOR for MSA and let it fall through.
3344 (mips_ldst_scaled_shift): New function.
3345 (mips_subword_at_byte): Likewise.
3346 (mips_msa_idiv_insns): Likewise.
3347 (mips_legitimize_move): Validate MSA moves.
3348 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3349 calculation of costs for MSA division.
3350 (mips_split_move_p): Check if MSA moves need splitting.
3351 (mips_split_move): Split MSA moves if necessary.
3352 (mips_split_128bit_move_p): New function.
3353 (mips_split_128bit_move): Likewise.
3354 (mips_split_msa_copy_d): Likewise.
3355 (mips_split_msa_insert_d): Likewise.
3356 (mips_split_msa_fill_d): Likewise.
3357 (mips_output_move): Handle MSA moves.
3358 (mips_expand_msa_branch): New function.
3359 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3360 Reinstate 'y' modifier.
3361 (mips_file_start): Add MSA .gnu_attribute.
3362 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3364 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3365 (mips_class_max_nregs): Add register size for MSA supported mode.
3366 (mips_cannot_change_mode_class): Allow conversion between MSA
3367 vector modes and TImode.
3368 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3370 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3371 (mips_preferred_simd_mode): Add preffered modes for MSA.
3372 (mips_vector_mode_supported_p): Add MSA supported modes.
3373 (mips_autovectorize_vector_sizes): New function.
3374 (mips_msa_output_division): Likewise.
3375 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3376 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3377 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3378 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3379 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3380 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3381 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3382 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3383 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3384 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3385 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3386 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3387 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3388 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3389 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3390 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3391 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3392 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3393 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3394 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3395 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3396 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3397 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3398 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3399 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3400 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3401 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3402 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3403 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3404 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3405 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3406 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3407 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3408 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3409 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3410 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3411 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3412 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3413 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3414 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3415 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3416 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3417 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3418 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3419 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3420 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3421 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3422 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3423 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3424 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3425 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3426 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3427 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3428 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3429 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3430 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3431 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3432 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3433 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3434 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3435 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3436 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3437 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3438 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3439 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3440 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3441 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3442 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3443 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3444 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3445 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3446 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3447 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3448 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3449 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3450 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3451 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3452 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3453 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3454 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3455 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3456 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3457 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3458 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3459 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3460 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3461 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3462 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3463 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3464 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3465 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3466 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3467 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3468 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3469 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3470 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3471 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3472 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3473 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3474 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3475 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3476 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3477 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3478 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3479 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3480 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3481 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3482 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3483 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3484 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3485 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3486 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3487 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3488 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3489 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3490 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3491 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3492 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3493 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3494 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3495 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3496 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3497 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3498 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3499 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3500 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3501 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3502 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3503 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3504 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3505 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3506 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3507 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3508 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3509 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3510 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3511 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3512 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3513 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3514 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3515 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3516 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3517 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3518 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3519 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3520 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3521 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3522 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3523 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3524 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3525 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3527 (mips_get_builtin_decl_index): New array.
3528 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3529 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3530 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3531 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3532 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3534 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3536 (mips_expand_builtin_insn): Prepare operands for
3537 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3538 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3539 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3540 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3541 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3542 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3543 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3544 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3545 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3546 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3547 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3548 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3549 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3550 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3551 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3552 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3553 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3554 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3555 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3556 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3557 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3558 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3559 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3560 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3561 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3562 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3563 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3564 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3565 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3566 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3567 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3568 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3569 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3570 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3571 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3572 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3573 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3574 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3575 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3576 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3577 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3578 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3579 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3580 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3581 These are set implicitly and an error is reported if overridden.
3582 (mips_expand_builtin_msa_test_branch): New function.
3583 (mips_expand_msa_shuffle): Likewise.
3584 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3585 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3586 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3587 (mips_expand_vec_unpack): Add support for MSA.
3588 (mips_expand_vector_init): Likewise.
3589 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3590 instead of const0_rtx.
3591 (mips_msa_vec_parallel_const_half): New function.
3592 (mips_gen_const_int_vector): Likewise.
3593 (mips_gen_const_int_vector_shuffle): Likewise.
3594 (mips_expand_msa_cmp): Likewise.
3595 (mips_expand_vec_cond_expr): Likewise.
3596 * config/mips/mips.h
3597 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3598 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3600 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3601 (ISA_HAS_MSA): New macro.
3602 (UNITS_PER_MSA_REG): Likewise.
3603 (BITS_PER_MSA_REG): Likewise.
3604 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3605 (MSA_REG_FIRST): New macro.
3606 (MSA_REG_LAST): Likewise.
3607 (MSA_REG_NUM): Likewise.
3608 (MSA_REG_P): Likewise.
3609 (MSA_REG_RTX_P): Likewise.
3610 (MSA_SUPPORTED_MODE_P): Likewise.
3611 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3612 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3613 * config/mips/mips.md: Include mips-msa.md.
3614 (alu_type): Add simd_add.
3615 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3616 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3617 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3618 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3619 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3620 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3621 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3622 simd_move, simd_load, simd_store. Choose "multi" for moves
3624 (qword_mode): New attribute.
3625 (insn_count): Add instruction count for quad moves.
3626 Increase the count for MIPS SIMD division.
3627 (UNITMODE): Add UNITMODEs for vector types.
3628 (addsub): New code iterator.
3629 * config/mips/mips.opt (mmsa): New option.
3630 * config/mips/msa.h: New file.
3631 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3633 * config/mips/mti-linux.h: Likewise.
3634 * config/mips/predicates.md
3635 (const_msa_branch_operand): New constraint.
3636 (const_uimm3_operand): Likewise.
3637 (const_uimm4_operand): Likewise.
3638 (const_uimm5_operand): Likewise.
3639 (const_uimm8_operand): Likewise.
3640 (const_imm5_operand): Likewise.
3641 (aq10b_operand): Likewise.
3642 (aq10h_operand): Likewise.
3643 (aq10w_operand): Likewise.
3644 (aq10d_operand): Likewise.
3645 (const_m1_operand): Likewise.
3646 (reg_or_m1_operand): Likewise.
3647 (const_exp_2_operand): Likewise.
3648 (const_exp_4_operand): Likewise.
3649 (const_exp_8_operand): Likewise.
3650 (const_exp_16_operand): Likewise.
3651 (const_vector_same_val_operand): Likewise.
3652 (const_vector_same_simm5_operand): Likewise.
3653 (const_vector_same_uimm5_operand): Likewise.
3654 (const_vector_same_uimm6_operand): Likewise.
3655 (const_vector_same_uimm8_operand): Likewise.
3656 (par_const_vector_shf_set_operand): Likewise.
3657 (reg_or_vector_same_val_operand): Likewise.
3658 (reg_or_vector_same_simm5_operand): Likewise.
3659 (reg_or_vector_same_uimm6_operand): Likewise.
3660 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3662 * doc/invoke.texi (-mmsa): Document new option.
3664 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3666 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3667 * configure: Regenerate.
3668 * config.in: Regenerate.
3669 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3671 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3672 (ENDFILE_VTV_SPEC): Define.
3674 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3676 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3677 registers in all interrupt handlers if necessary.
3678 (rl78_option_override): Add warning.
3679 (MUST_SAVE_MDUC_REGISTERS): New macro.
3680 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3681 * config/rl78/rl78.c (check_mduc_usage): New function.
3682 (mduc_regs): New structure to hold MDUC register data.
3683 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3684 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3685 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3686 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3687 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3688 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3690 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3692 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3693 (tree-ssa-loop-niter.h): Ditto.
3694 (idx_within_array_bound, ref_within_array_bound): New functions.
3695 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3696 Factor out check on writable base object to ...
3697 (base_object_writable): ... here.
3699 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3701 * config/arm/arm.md (probe_stack): Add modes to set source
3704 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3706 * regrename.c (base_reg_class_for_rename): New static function.
3707 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3709 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3711 * cgraph.c (thunk_adjust): Export.
3712 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3713 * cgraphunit.c (thunk_adjust): Export.
3714 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3716 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3718 * tree-inline.c (expand_call_inline): Expand thunks inline.
3720 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3723 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3724 (*sse2_vd_cvtss2sd): Ditto.
3725 * config/i386/i386.md
3726 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3727 Generate *sse2_vd_cvtsd2ss pattern.
3728 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3729 Generate *sse2_vd_cvtss2sd pattern.
3731 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3733 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3734 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3737 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3739 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3740 * config/sh/sh.c: Define and declare variables on first use throughout
3742 (current_function_interrupt): Change to bool type.
3743 (frame_insn): Rename to emit_frame_insn and update users.
3744 (push_regs): Use bool for 'interrupt_handler' argument.
3745 (save_schedule_s): Remove.
3746 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3747 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3748 targetm.asm_out.unaligned_op.di.
3749 (gen_far_branch): Remove redundant forward declaration.
3750 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3751 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3752 (sh_set_return_address, sh_function_ok_for_sibcall,
3753 scavenge_reg): Update comments.
3754 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3755 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3756 (sh_attr_renesas_p): Remove unnecessary parentheses.
3757 (branch_dest): Simplify.
3758 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3759 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3760 (CUMULATIVE_ARGS): Change macro to typedef.
3761 (current_function_interrupt): Change to bool type.
3762 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3763 Surround with __cplusplus ifdef.
3764 (sh_compare_op0, sh_compare_op1): Remove.
3765 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3767 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3769 * config/arm/arm.md: (arch): Add neon.
3770 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3771 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3772 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3773 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3774 attributes for alt renumbering. Mark alt 3 as non-predicable.
3775 (thumb2_movdf_vfp): Likewise.
3777 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3779 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3780 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3781 (*andqi_1): Add preferred_for_speed attribute to disparage
3782 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3783 (*<code>qi_1): Ditto.
3784 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3785 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3786 (*ashlqi3_1): Ditto.
3787 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3788 Add preferred_for_size attribute to disparage alternative 0 and
3789 preferred_for_speed attribute to disparage alternative 1 for
3790 TARGET_PARTIAL_REG_STALL targets.
3792 2016-05-07 Tom de Vries <tom@codesourcery.com>
3794 PR tree-optimization/70956
3795 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3798 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3800 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3801 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3802 * config/sh/sh.md (branch_zero): Remove define_attr.
3803 (define_delay): Disable delay slot if branch distance is one insn.
3805 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3807 * config/i386/i386.md (LEAMODE): New mode attribute.
3808 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3809 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3810 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3811 operand 2 predicate.
3812 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3813 (*lea<mode>_general_3): Ditto.
3814 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3816 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3818 * genmddump.c (main): Convert argv from char ** to const char **.
3820 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3822 * coretypes.h (OVERRIDE): New macro.
3825 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3827 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3828 allow coalescing if the types are compatible.
3830 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3832 * pass_manager.h (pass_manager::register_pass_name): New method.
3833 (pass_manager::get_pass_by_name): New method.
3834 (pass_manager::create_pass_tab): New method.
3835 (pass_manager::m_name_to_pass_map): New field.
3836 * passes.c (name_to_pass_map): Delete global in favor of field
3837 "m_name_to_pass_map" of pass_manager.
3838 (register_pass_name): Rename from a function to...
3839 (pass_manager::register_pass_name): ...this method, updating
3840 for renaming of global "name_to_pass_map" to field
3841 "m_name_to_pass_map".
3842 (create_pass_tab): Rename from a function to...
3843 (pass_manager::create_pass_tab): ...this method, updating
3844 for renaming of global "name_to_pass_map" to field.
3845 (get_pass_by_name): Rename from a function to...
3846 (pass_manager::get_pass_by_name): ...this method.
3847 (enable_disable_pass): Convert use of get_pass_by_name to
3848 a method call, locating the pass_manager singleton.
3850 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3852 * genattr-common.c (main): Convert argv from char ** to const char **.
3853 * genattr.c (main): Likewise.
3854 * genattrtab.c (main): Likewise.
3855 * genautomata.c (initiate_automaton_gen): Likewise.
3857 * gencodes.c (main): Likewise.
3858 * genconditions.c (main): Likewise.
3859 * genconfig.c (main): Likewise.
3860 * genconstants.c (main): Likewise.
3861 * genemit.c (main): Likewise.
3862 * genenums.c (main): Likewise.
3863 * genextract.c (main): Likewise.
3864 * genflags.c (main): Likewise.
3865 * genmddeps.c (main): Likewise.
3866 * genopinit.c (main): Likewise.
3867 * genoutput.c (main): Likewise.
3868 * genpeep.c (main): Likewise.
3869 * genpreds.c (main): Likewise.
3870 * genrecog.c (main): Likewise.
3871 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3872 (init_rtx_reader_args): Likewise.
3873 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3874 (init_rtx_reader_args): Likewise.
3875 * gentarget-def.c (main): Likewise.
3876 * read-md.c (read_md_files): Likewise.
3877 * read-md.h (read_md_files): Likewise.
3879 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3881 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3882 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3883 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3884 Remove unused predicate.
3885 (register_and_not_fp_reg_operand): Ditto.
3887 2016-05-06 Martin Liska <mliska@suse.cz>
3889 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3890 instead of vec as the vector is local to the function.
3892 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3894 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3895 avx512bw alternative.
3897 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3898 before the ashr<mode>3 pattern.
3900 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3901 v instead of x in vex or maybe_vex alternatives, use
3902 maybe_evex instead of vex in prefix.
3904 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3905 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3906 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3907 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3910 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3911 v instead of x in vex or maybe_vex alternatives, use
3912 maybe_evex instead of vex in prefix.
3914 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3915 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3916 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3917 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3918 alternatives, use maybe_evex instead of vex in prefix.
3920 * config/i386/sse.md (vec_interleave_lowv4sf,
3921 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3922 v instead of x in vex or maybe_vex alternatives, use
3923 maybe_evex instead of vex in prefix.
3925 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3926 v instead of x in vex or maybe_vex alternatives, use
3927 maybe_evex instead of vex in prefix.
3929 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3930 v constraint instead of x.
3932 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3934 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3935 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3938 2016-05-06 Richard Biener <rguenther@suse.de>
3940 PR tree-optimization/70948
3941 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3942 Properly clobber all fields of va_list for __builtin_va_start.
3944 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3947 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3948 loop latch destination.
3950 2016-05-06 Martin Liska <mliska@suse.cz>
3952 * tree-ssa-uninit.c: Apply manual changes
3953 to the GNU coding style.
3954 (prune_uninit_phi_opnds): Rename from
3955 prune_uninit_phi_opnds_in_unrealizable_paths.
3957 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3959 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3960 mspace): Remove deprecated options.
3961 * doc/invoke.texi (SH options): Remove -mspace.
3963 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3965 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3967 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3969 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3970 corresponding combine split pattern.
3972 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3975 * config/sh/predicates.md (long_displacement_mem_operand): New.
3976 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3977 Add movi20, movi20s alternatives. Adjust length attribute for
3979 (movsi_ie): Allow for any FPU. Adjust length attribute for
3981 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3982 attribute for alternatives.
3983 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3984 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3985 length attribute for alternatives.
3987 2016-05-06 Richard Biener <rguenther@suse.de>
3989 PR tree-optimization/70960
3990 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3992 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3995 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3996 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3998 2016-05-06 Marek Polacek <polacek@redhat.com>
4001 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4003 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4006 * config/sh/sh.md (*rotcr): Add another variant.
4008 2016-05-06 Richard Biener <rguenther@suse.de>
4011 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4013 2016-05-06 Richard Biener <rguenther@suse.de>
4016 * fold-const.c (split_tree): Always convert to the original type
4019 2016-05-06 Richard Biener <rguenther@suse.de>
4021 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4022 (fwprop_addr): Likewise.
4024 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4027 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4029 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4030 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4031 the splitter condition.
4032 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4033 the splitter condition.
4034 (FP float_extend load splitter): Ditto.
4036 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4038 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4039 to REGNO in all peephole2 patterns.
4040 (post-reload splitters): Change true_regnum to REGNO in
4041 post-reload splitters.
4042 (zero_extend splitters): Use general_reg_operand and
4043 nonimmediate_gr_operand predicates.
4045 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4047 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4048 v constraint instead of x.
4050 2016-05-05 Alan Modra <amodra@gmail.com>
4053 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4054 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4055 TARGET_NO_FP_IN_TOC for -mrelocatable.
4056 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4057 TARGET_RELOCATABLE test.
4058 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4059 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4060 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4061 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4062 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4063 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4064 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4065 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4066 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4067 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4069 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4070 (rs6000_stack_info): Likewise.
4071 (rs6000_elf_asm_out_constructor): Likewise.
4072 (rs6000_elf_asm_out_destructor): Likewise.
4073 (rs6000_elf_declare_function_name): Likewise.
4074 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4075 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4078 2016-05-05 Alan Modra <amodra@gmail.com>
4080 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4082 2016-05-05 Alan Modra <amodra@gmail.com>
4084 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4085 out-of-line gpr restore for one or two regs if that would add
4088 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386.md
4092 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4093 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4094 as operand 0 predicate.
4095 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4097 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4098 Ditto. Emit the pattern using RTX.
4100 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4101 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4102 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4103 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4105 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4106 sse_reg_operand as operand 0 predicate.
4108 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4109 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4110 instead of gen_rtx_REG.
4111 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4114 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4116 * function.c (emit_use_return_register_into_block): Delete.
4117 (gen_return_pattern): Delete.
4118 (emit_return_into_block): Delete.
4119 (active_insn_between): Delete.
4120 (convert_jumps_to_returns): Delete.
4121 (emit_return_for_exit): Delete.
4122 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4123 simple_return for shrink-wrapped blocks.
4124 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4125 end of blocks that need one.
4126 (get_unconverted_simple_return): Delete.
4127 (convert_to_simple_return): Delete.
4128 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4129 (convert_to_simple_return): Ditto.
4131 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4133 * cfgcleanup.c (bb_is_just_return): New function.
4134 (try_optimize_cfg): Simplify jumps to return, branches to return,
4135 and branches around return.
4137 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4139 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4142 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4146 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4147 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4148 assert flags & OEP_HASH_CHECK, instead of asserting it
4149 never happens. Handle TARGET_EXPR.
4150 * fold-const.c (operand_equal_p): For hash verification,
4151 or in OEP_HASH_CHECK into flags.
4153 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4155 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4157 (compute_samebase_partition_bases): Fix typo.
4159 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4161 * config/i386/sse.md (vec_interleave_highv8sf,
4162 vec_interleave_lowv8sf, vec_interleave_highv4df,
4163 vec_interleave_lowv4df): Remove constraints from expanders.
4165 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4167 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4169 * tree-inline.c (expand_call_inline): Fix path dealing with
4170 making lhs of call statement undefined.
4172 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4174 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4175 Check availability on NODE, too.
4176 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4177 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4178 (varpool_node::call_for_symbol_and_aliase): Likewise.
4179 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4180 (propagate_pure_const): Propagate across interposable functions, too.
4181 (skip_function_for_local_pure_const): Do not skip interposable bodies
4183 (pass_local_pure_const::execute): Update.
4185 2016-05-04 Marek Polacek <polacek@redhat.com>
4187 * doc/invoke.texi: Document -Wdangling-else.
4189 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4191 * config.gcc: Error out when conflicting multilib is detected. Do not
4192 loop over multilibs since no combination is legal.
4194 2016-05-04 Alan Modra <amodra@gmail.com>
4196 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4197 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4198 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4201 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4203 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4204 Clean up p5600 comments.
4206 2016-05-04 Richard Biener <rguenther@suse.de>
4208 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4209 constructor simplifications.
4210 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4212 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4214 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4215 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4216 result.set_rtx is null instead of aborting.
4217 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4219 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4220 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4221 *mov<mode>_store_postinc): New patterns.
4223 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4225 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4226 as commutative. Check both conversions are NOP.
4227 ((A & B) OP (C & B)): Remove.
4229 2016-05-04 Alan Modra <amodra@gmail.com>
4231 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4233 2016-05-04 Alan Modra <amodra@gmail.com>
4236 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4237 when cr2,3,4 are all fixed regs.
4239 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4241 PR rtl-optimization/57193
4242 * opts.c (default_options_table): Revert OPT_frename_registers change.
4243 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4245 2016-05-03 Martin Sebor <msebor@redhat.com>
4248 * builtins.c (fold_builtin_FILE): New function.
4249 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4250 (fold_builtin_0): Call them.
4251 * gimplify.c (gimplify_call_expr): Remove the handling of
4252 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4255 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4256 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4260 * doc/extend.texi (Function Names as Strings): Update __func__,
4261 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4264 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4265 Richard Biener <rguenther@suse.de>
4267 PR tree-optimization/70916
4268 * tree-if-conv.c: Include cfganal.h.
4269 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4270 and remove_fake_exit_edges around the optimization pass.
4272 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4274 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4275 (cgraph_edge::make_direct): Likewise.
4276 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4277 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4278 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4279 (CIF_THUNK): New code.
4280 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4281 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4282 (compute_inline_parameters): Set inline_failed for thunks.
4283 (inline_analyze_function): Cleanup.
4284 * ipa-inline.c (can_inline_edge_p): Do not deal with
4285 call_stmt_cannot_inline_p.
4286 (can_early_inline_edge_p): Likewise.
4287 (early_inliner): Initialize inline_failed.
4288 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4290 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4292 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4293 from nonimm_ssenomem_operand.
4294 (nonimm_ssenomem_operand): New predicate.
4295 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4296 as operand 0 predicate.
4297 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4298 Disable unsupported alternatives using "enabled" attribute.
4299 Use register_ssemem_operand as operand 0 predicate.
4300 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4302 2016-05-03 Marek Polacek <polacek@redhat.com>
4305 * input.c (expansion_point_location): New function.
4306 * input.h (expansion_point_location): Declare.
4308 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4310 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4311 occurence with frame_offset_ ones.
4313 2016-05-03 Alan Modra <amodra@gmail.com>
4315 PR rtl-optimization/70890
4316 * ira.c (combine_and_move_insns): When moving def_insn, remove
4319 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4321 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4322 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4323 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4324 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4326 2016-05-03 Alan Modra <amodra@gmail.com>
4328 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4329 for SAVE_MULTIPLE/STORE_MULTIPLE.
4331 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4333 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4334 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4336 2016-05-03 Richard Biener <rguenther@suse.de>
4338 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4340 (gimplify_arg): Likewise.
4341 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4342 re-writing the result to a decl if required.
4343 (internal_get_tmp_var): Add allow_ssa parameter
4344 and override into_ssa with it.
4345 (get_formal_tmp_var): Adjust.
4346 (get_initialized_tmp_var): Add allow_ssa parameter.
4347 (gimplify_arg): Add allow_ssa parameter and avoid generating
4348 SSA names for the result false.
4349 (gimplify_call_expr): If the call may return twice do not
4350 gimplify parameters into SSA.
4351 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4352 (gimplify_modify_expr): Adjust assert. For noreturn calls
4353 with a SSA name LHS adjust its def.
4354 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4355 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4356 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4357 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4358 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4359 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4360 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4361 (optimize_target_teams): Do not allow SSA names for clause operands.
4362 (gimplify_expr): Likewise for where we mark the result addressable.
4363 * passes.def (pass_init_datastructures): Remove.
4364 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4365 (rewrite_stmt): Likewise.
4366 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4367 (replace_locals_op): Replace SSA names.
4368 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4369 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4370 * cgraph.c (release_function_body): Free CFG annotations only
4371 when we have a CFG. Simplify.
4372 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4373 force_gimple_operand instead of get_initialized_tmp_var.
4374 * tree-pass.h (make_pass_init_datastructures): Remove.
4375 * tree-ssa.c (execute_init_datastructures): Remove.
4376 (pass_data_init_datastructures): Likewise.
4377 (class pass_init_datastructures): Likewise.
4378 (make_pass_init_datastructures): Likewise.
4379 * omp-low.c (create_omp_child_function): Init SSA data structures.
4380 (grid_expand_target_grid_body): Likewise.
4381 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4382 name before adding it to names_to_release.
4383 (remove_bb): Always release SSA defs.
4384 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4385 before dereferencing it.
4386 * cgraphunit.c (init_lowered_empty_function): Always
4387 int SSA data structures.
4388 * tree-ssanames.c (release_defs): Remove assert that we are in
4390 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4392 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4393 Uros Bizjak <ubizjak@gmail.com>
4395 PR rtl-optimization/70467
4396 * config/i386/predicates.md (x86_64_hilo_int_operand,
4397 x86_64_hilo_general_operand): New predicates.
4398 * config/i386/constraints.md (Wd): New constraint.
4399 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4400 (general_hilo_operand): New mode attr.
4401 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4402 instead of <general_operand>.
4403 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4404 x86_64_hilo_general_operand instead of <general_operand>.
4406 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4408 PR tree-optimization/70916
4409 * tree-if-conv.c (constant_or_ssa_name): Removed.
4410 (fold_build_cond_expr): Use is_gimple_val instead of
4411 constant_or_ssa_name.
4413 PR tree-optimization/70916
4414 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4415 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4418 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4419 (optimize_atomic_bit_test_and): New function.
4420 (pass_fold_builtins::execute): Use it.
4421 * optabs.def (atomic_bit_test_and_set_optab,
4422 atomic_bit_test_and_complement_optab,
4423 atomic_bit_test_and_reset_optab): New optabs.
4424 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4425 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4426 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4427 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4428 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4429 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4430 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4431 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4432 atomic_bit_test_and_complement@var{mode},
4433 atomic_bit_test_and_reset@var{mode}): Document.
4434 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4435 atomic_bit_test_and_complement<mode>,
4436 atomic_bit_test_and_reset<mode>): New expanders.
4437 (atomic_bit_test_and_set<mode>_1,
4438 atomic_bit_test_and_complement<mode>_1,
4439 atomic_bit_test_and_reset<mode>_1): New insns.
4441 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4443 PR rtl-optimization/70687
4444 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4445 instead of unsigned HOST_WIDE_INT.
4447 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4449 PR rtl-optimization/44281
4450 * hard-reg-set.h (struct target_hard_regs): New field
4451 x_fixed_nonglobal_reg_set.
4452 (fixed_nonglobal_reg_set): New macro.
4453 * reginfo.c (init_reg_sets_1): Initialize it.
4454 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4456 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4458 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4460 PR tree-optimization/56541
4461 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4462 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4463 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4464 (any_complicated_phi): new static variable.
4465 (aggressive_if_conv): delete.
4466 (if_convertible_phi_p): support phis with more than two arguments.
4467 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4468 critical pred edges.
4469 (ifcvt_split_critical_edges): support phis with more than two
4470 arguments by checking new parameter. only split critical edges
4472 (tree_if_conversion): handle simd pragma marked loop using new
4473 local variable aggressive_if_conv. check any_complicated_phi.
4475 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4477 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4480 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4482 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4485 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4487 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4488 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4489 define_insn_and_split.
4490 (mulsi3_i): New define_insn_and_split.
4491 (mulsi3_call): Convert to define_insn.
4492 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4495 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4497 * machmode.h (mode_complex): Add support to give the complex mode
4499 (GET_MODE_COMPLEX_MODE): Likewise.
4500 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4501 stored by build_complex_type and gfc_build_complex_type instead of
4502 trying to figure out the appropriate mode based on the size. Raise
4503 an assertion error, if the type was not set.
4504 * genmodes.c (struct mode_data): Add field for the complex type of
4506 (blank_mode): Likewise.
4507 (make_complex_modes): Remember the complex mode created in the
4509 (emit_mode_complex): Write out the mode_complex array to map a
4510 type mode to the complex version.
4511 (emit_insn_modes_c): Likewise.
4512 * tree.c (build_complex_type): Set the complex type to use before
4513 calling layout_type.
4514 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4515 support for __float128 complex datatypes.
4516 (rs6000_hard_regno_mode_ok): Likewise.
4517 (rs6000_setup_reg_addr_masks): Likewise.
4518 (rs6000_complex_function_value): Likewise.
4519 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4520 __float128 and __ibm128 complex.
4521 (FLOAT128_IBM_P): Likewise.
4522 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4523 * doc/extend.texi (Additional Floating Types): Document that
4524 -mfloat128 must be used to enable __float128. Document complex
4525 __float128 and __ibm128 support.
4527 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4530 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4531 char/short arguments promoted to int because of promote_prototypes.
4533 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4535 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4536 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4537 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4538 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4539 alternatives using "enabled" attribute. Use register_ssemem_operand
4540 as operand 1 predicate.
4541 (*cmpi<unord>xf_i387): Split XFmode pattern from
4542 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4543 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4544 *absneg<mode>2_i387. Disable unsupported alternatives using
4545 "enabled" attribute.
4546 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4548 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4550 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4552 (oacc_loop_process): Check mask for loop termination.
4554 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4556 * cif-code.def (CIF_THUNK): Add.
4557 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4560 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4562 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4563 (dump_inline_summary): Dump it.
4564 (fp_expression_p): New predicate.
4565 (estimate_function_body_sizes): Use it.
4566 (inline_merge_summary): Merge fp_expressions.
4567 (inline_read_section): Read fp_expressions.
4568 (inline_write_summary): Write fp_expressions.
4569 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4570 codegen boundary if either caller or callee is !fp_expressions.
4571 * ipa-inline.h (inline_summary): Add fp_expressions.
4572 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4573 to fp_expressions be sure the fp generation flags are updated.
4575 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4577 PR rtl-optimization/70467
4578 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4580 PR rtl-optimization/70467
4581 * ipa-pure-const.c (check_call): Handle internal calls even in
4582 ipa mode like in local mode.
4584 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4586 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4588 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4590 * match.pd (X u< X, X u> X): New transformations.
4592 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4594 * flag-types.h (enum warn_strict_overflow_code): Move ...
4595 * coretypes.h: ... here.
4596 * fold-const.h (fold_overflow_warning): Declare.
4597 * fold-const.c (fold_overflow_warning): Make non-static.
4598 (fold_comparison): Move the transformation of X +- C1 CMP C2
4599 into X CMP C2 -+ C1 ...
4600 * match.pd: ... here.
4601 * gimple-fold.c (fold_stmt_1): Protect with
4602 fold_defer_overflow_warnings.
4604 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4606 * omp-low.c (struct oacc_loop): Add 'inner' field.
4607 (new_oacc_loop_raw): Initialize it to zero.
4608 (oacc_loop_fixed_partitions): Initialize it.
4609 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4610 available partitioning.
4612 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4614 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4616 (umulsidi3): Likewise.
4617 (indirect_jump): Fix jump instruction assembly patterns.
4619 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4622 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4623 (nvptx_function_value): Assert non-NULL cfun.
4625 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4627 PR rtl-optimization/70886
4628 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4630 * cselib.h (rtx_equal_for_cselib_1): Declare.
4631 (rtx_equal_for_cselib_p: New inline function.
4632 * cselib.c (rtx_equal_for_cselib_p): Delete.
4633 (rtx_equal_for_cselib_1): Make public.
4635 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4637 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4638 (register_mixssei387nonimm_operand): Remove predicate.
4639 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4640 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4641 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4642 for TARGET_MIX_SSE_I387 alternatives.
4643 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4644 Disable unsupported alternatives using "enabled" attribute. Use
4645 nonimm_ssenomem_operand as operand 1 predicate. Also check
4646 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4648 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4650 * tree.c (cst_and_fits_in_hwi): Simplify.
4652 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4654 * tree.h (wi::to_wide): New function.
4655 * expr.c (expand_expr_real_1): Use wi::to_wide.
4656 * fold-const.c (int_const_binop_1): Likewise.
4657 (extract_muldiv_1): Likewise.
4659 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4661 * wide-int.h: Update offset_int and widest_int documentation.
4662 (WI_SIGNED_SHIFT_RESULT): New macro.
4663 (wi::binary_shift): Define signed_shift_result_type for
4664 shifts on offset_int- and widest_int-like types.
4665 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4666 * tree.h (int_bit_position): Use shift operators instead of wi::
4668 * alias.c (adjust_offset_for_component_ref): Likewise.
4669 * expr.c (get_inner_reference): Likewise.
4670 * fold-const.c (fold_comparison): Likewise.
4671 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4672 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4673 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4674 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4675 (stmt_kills_ref_p): Likewise.
4676 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4677 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4678 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4679 (ao_ref_init_from_vn_reference): Likewise.
4681 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4683 * wide-int.h: Update offset_int and widest_int documentation.
4684 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4685 (wi::binary_traits): Allow ordered comparisons between offset_int and
4686 offset_int, between widest_int and widest_int, and between either
4687 of these types and basic C types.
4688 (operator <, <=, >, >=): Define for the same combinations.
4689 * tree.h (tree_int_cst_lt): Use comparison operators instead
4690 of wi:: comparisons.
4691 (tree_int_cst_le): Likewise.
4692 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4693 (fold_nonarray_ctor_reference): Likewise.
4694 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4695 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4696 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4697 * tree-sra.c (completely_scalarize): Likewise.
4698 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4699 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4700 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4701 (check_for_binary_op_overflow): Likewise.
4702 (search_for_addr_array): Likewise.
4703 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4705 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4707 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4708 (arc_save_restore): Likewise.
4709 (arc_dwarf_register_span): Likewise.
4710 (arc_output_pic_addr_const): Initialize suffix variable.
4712 2016-05-02 Martin Liska <mliska@suse.cz>
4714 * symbol-summary.h (function_summary::function_summary):
4715 Remove checking assert for all cgraph nodes.
4716 (function_summary::get): Check summary_uid.
4717 (symtab_insertion): Check summary_uid.
4719 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4721 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4722 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4724 (arc_dwarf_register_span): Remove enum keyword.
4725 (compact_memory_operand_p): New function.
4726 * config/arc/arc.h (reg_class): Add code density register classes.
4727 (REG_CLASS_NAMES): Likewise.
4728 (REG_CLASS_CONTENTS): Likewise.
4729 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4730 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4731 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4732 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4733 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4735 (h, Rcd, Rsd, Rzd): New register constraints.
4736 (T): Use compact_memory_operand_p function.
4737 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4739 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4741 * config/sh/sh.md (*negnegt, *movtt): Remove.
4743 2016-05-02 Marek Polacek <polacek@redhat.com>
4744 Tom de Vries <tom@codesourcery.com>
4746 PR tree-optimization/70700
4747 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4748 bigger than FIRST_REF_NODE.
4750 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4753 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4755 (prepare_cbranch_operands): Don't use scratch register. Assume that
4756 function is used when pseudos can be created.
4757 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4758 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4759 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4760 define_expand. Allow it only when pseudos can be created.
4761 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4763 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4765 * config/i386/constraints.md (BC): Only allow -1 operands.
4766 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4767 Add "enabled" attribute. Update XI mode attribute calculation.
4768 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4769 (*movoi_internal_avx): Update XI mode attribute calculation.
4770 (*movti_internal): Ditto.
4772 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4774 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4775 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4777 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4779 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4780 statement on instruction code. Remove trailing spaces.
4781 (altivec_expand_stv_builtin): Likewise.
4783 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4785 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4786 (TARGET_FPU_DOUBLE): Simplify.
4787 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4788 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4789 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4790 with 'TARGET_FPU_DOUBLE'.
4791 * config/sh/sh.md: Likewise.
4793 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4795 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4796 SH_DIV_STR_FOR_SIZE): Remove.
4797 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4798 SH_DIV_STR_FOR_SIZE): Remove.
4800 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4802 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4803 logical_reg_operand): Delete.
4804 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4805 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4806 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4807 match_operand and match_test.
4808 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4809 variables on their first use. Return bool values.
4810 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4811 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4812 arith_reg_operand for input operand. Remove empty constraints.
4814 (*xorsi3_compact): Rename to xorsi3.
4815 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4816 (*zero_extend<mode>si2_disp_mem): Update comment.
4819 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4821 * config/sh/t-sh: Remove SH5 support.
4822 * config.gcc: Likewise.
4823 * configure: Likewise.
4825 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4827 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4829 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4831 * config/sh/sh.c (register_sh_passes, sh_option_override,
4832 sh_print_operand, prepare_move_operands,
4833 sh_can_follow_jump): Remove TARGET_SH1 checks.
4834 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4835 PROMOTE_MODE): Likewise.
4836 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4839 2016-04-30 Alan Modra <amodra@gmail.com>
4841 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4842 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4843 Check for user regs later to avoid unnecessary looping over regs.
4844 Merge user reg check with non-saved reg check. Don't force
4845 inline VR restore when static chain used.
4846 (rs6000_frame_related): Omit eh_frame info for user regs when
4848 (fixed_regs_p): Delete.
4850 2016-04-30 Alan Modra <amodra@gmail.com>
4852 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4853 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4856 2016-04-30 Alan Modra <amodra@gmail.com>
4859 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4860 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4863 2016-04-30 Alan Modra <amodra@gmail.com>
4865 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4866 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4867 flag_pic test for Darwin.
4869 2016-04-30 Alan Modra <amodra@gmail.com>
4871 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4872 throw_calls_crossed.
4873 (REG_FREQ_CALLS_CROSSED): Delete.
4874 (REG_N_THROWING_CALLS_CROSSED): Delete.
4875 * regstat.c (regstat_bb_compute_ri): Don't calculate
4876 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4877 (dump_reg_info): Don't print call cross frequency.
4878 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4879 and REG_N_THROWING_CALLS_CROSSED.
4881 2016-04-30 Alan Modra <amodra@gmail.com>
4883 * regs.h (struct reg_info_t): Delete live_length.
4884 (REG_LIVE_LENGTH): Delete macro.
4885 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4886 local_live, local_processed and local_live_last_luid params.
4887 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4889 (regstat_compute_ri): Adjust for above. Don't set
4891 (dump_reg_info): Don't print live length.
4892 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4893 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4894 Localize loop_depth var.
4896 2016-04-30 Alan Modra <amodra@gmail.com>
4898 * ira.c (enum valid_equiv): New.
4899 (validate_equiv_mem): Return enum.
4900 (update_equiv_mem): Create replacement in more cases.
4901 (add_store_equivs): Update validate_equiv_mem call.
4903 2016-04-30 Alan Modra <amodra@gmail.com>
4905 * ira.c (combine_and_move_insns): Rather than scanning insns,
4906 use DF infrastucture to find use and def insns.
4908 2016-04-30 Alan Modra <amodra@gmail.com>
4910 ira.c (combine_and_move_insns): Move invariant conditions..
4911 (ira.c): ..to here. Call combine_and_move_insns before
4912 add_store_equivs. Call grow_reg_equivs later. Allocate
4913 req_equiv later using max_reg_num() rather than global max_regno.
4914 (contains_replace_regs): Delete.
4915 (add_store_equivs): Remove contains_replace_regs test.
4917 2016-04-30 Alan Modra <amodra@gmail.com>
4919 * ira.c (struct equiv_mem_data): New.
4920 (equiv_mem, equiv_mem_modified): Delete static vars.
4921 (validate_equiv_mem_from_store): Use "data" param to communicate..
4922 (validate_equiv_mem): ..from here.
4924 2016-04-30 Alan Modra <amodra@gmail.com>
4926 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4928 (update_reg_equivs): ..here. Move allocation and freeing of
4929 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4930 end_alias_analysis to..
4933 2016-04-30 Alan Modra <amodra@gmail.com>
4935 * ira.c (pdx_subregs): Delete.
4936 (struct equivalence): Add pdx_subregs field.
4937 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4939 (update_equiv_regs): Don't create or free pdx_subregs. Update
4942 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4944 * config/rs6000/altivec.h: Change definitions of vec_xl and
4946 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4947 (LD_ELEMREV_V2DI): New.
4948 (LD_ELEMREV_V4SF): New.
4949 (LD_ELEMREV_V4SI): New.
4950 (LD_ELEMREV_V8HI): New.
4951 (LD_ELEMREV_V16QI): New.
4952 (ST_ELEMREV_V2DF): New.
4953 (ST_ELEMREV_V2DI): New.
4954 (ST_ELEMREV_V4SF): New.
4955 (ST_ELEMREV_V4SI): New.
4956 (ST_ELEMREV_V8HI): New.
4957 (ST_ELEMREV_V16QI): New.
4960 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4961 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4962 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4963 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4964 (altivec_expand_builtin): Add handling for
4965 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4966 (rs6000_invalid_builtin): Add error-checking for
4967 RS6000_BTM_P9_VECTOR.
4968 (altivec_init_builtins): Define builtins used to implement vec_xl
4970 (rs6000_builtin_mask_names): Define power9-vector.
4971 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4972 (RS6000_BTM_P9_VECTOR): Define.
4973 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4974 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4975 (vsx_ld_elemrev_v2df): Likewise.
4976 (vsx_ld_elemrev_v4sf): Likewise.
4977 (vsx_ld_elemrev_v4si): Likewise.
4978 (vsx_ld_elemrev_v8hi): Likewise.
4979 (vsx_ld_elemrev_v16qi): Likewise.
4980 (vsx_st_elemrev_v2df): Likewise.
4981 (vsx_st_elemrev_v2di): Likewise.
4982 (vsx_st_elemrev_v4sf): Likewise.
4983 (vsx_st_elemrev_v4si): Likewise.
4984 (vsx_st_elemrev_v8hi): Likewise.
4985 (vsx_st_elemrev_v16qi): Likewise.
4986 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4989 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4991 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4993 (simplify_control_stmt_condition_1): ... here. Recurse into
4994 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4996 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4999 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5000 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5001 define_insn_and_split to define_insn.
5002 (zero_extendqi<mode>2_dot2): Same.
5003 (extendqi<mode>2_dot): Same.
5004 (extendqi<mode>2_dot2): Same.
5006 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5008 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5009 (probe_stack): New expander.
5010 (probe_stack_<mode>): New insn pattern.
5012 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5014 * config/i386/i386.md
5015 (operations with memory inputs setting flags peephole2):
5016 Remove uneeded REG_P checks. Cleanup pattern generation.
5018 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5020 * tree-vect-loop.c (vect_transform_loop): Fix
5021 nb_iterations_upper_bound computation for vectorized loop.
5023 2016-04-29 Marek Polacek <polacek@redhat.com>
5024 Jakub Jelinek <jakub@redhat.com>
5027 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5028 TARGET_EXPR_SLOT as a base.
5030 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5032 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5033 with 'rCm2' constraints to limit possible immediate size.
5034 (*load_zeroextendqisi_update): Likewise.
5035 (*load_signextendqisi_update): Likewise.
5036 (*loadhi_update): Likewise.
5037 (*load_zeroextendhisi_update): Likewise.
5038 (*load_signextendhisi_update): Likewise.
5039 (*loadsi_update): Likewise.
5040 (*loadsf_update): Likewise.
5042 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5044 * config/i386/predicates.md (constm1_operand): Fix comparison.
5046 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5048 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5050 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5052 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5053 remaining SH5 related settings.
5054 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5055 shmedia_prepare_call_address): Delete.
5056 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5057 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5058 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5059 UNSUPPORTED_SH2A): Remove m5 checks.
5060 (sh_divide_strategy_e): Remove SH5 division strategies.
5061 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5062 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5064 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5066 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5068 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5070 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5071 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5073 * config/s390/vector.md ("mov<mode>"): Likewise.
5075 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5077 * config/s390/constraints.md ("U", "W"): Invoke
5078 s390_mem_constraint with "ZR" and "ZT".
5079 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5080 addresses when using LRA. Accept also short displacements for S
5081 and T constraints. Do not check for long displacement target for
5082 S and T constraints.
5083 (s390_mem_constraint): Remove handling of U and W constraints.
5084 * config/s390/s390.md (various patterns): Remove the short
5085 displacement constraints (Q and R) if a long displacement
5086 constraint is present. Add longdisp as required CPU capability.
5087 * config/s390/vector.md: Likewise.
5088 * config/s390/vx-builtins.md: Likewise.
5090 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5093 * reload1.c (reload): Call finish_spills before
5094 restarting reload loop. Skip select_reload_regs
5095 if update_eliminables_and_spill returns true.
5097 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5099 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5100 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5101 (umulhisi3_imm): Update predicates and constraint letters.
5102 (umulhisi3_reg): Declare instruction as commutative.
5103 * config/arc/constraints.md (J12, J16): New constraints.
5104 * config/arc/predicates.md (short_unsigned_const_operand): New
5106 (arc_short_operand): Likewise.
5107 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5109 2016-04-29 Richard Biener <rguenther@suse.de>
5111 PR tree-optimization/13962
5112 PR tree-optimization/65686
5113 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5114 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5115 using PTA to compare pointers.
5116 * match.pd: Add pattern for pointer equality compare simplification
5117 using ptrs_compare_unequal.
5119 2016-04-29 Richard Biener <rguenther@suse.de>
5121 * stor-layout.c (layout_type): Do not build a pointer-to-element
5124 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5126 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5127 Use SWI mode iterator. Use general_reg_operand predicate.
5128 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5129 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5132 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5135 * fold-const.c (operand_equal_p): Don't verify hash value equality
5137 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5140 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5143 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5144 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5145 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5146 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5147 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5149 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5151 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5152 to info. Don't initialize separate fields to 0. Clean up
5155 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5157 * config/i386/i386.md (peephole2s for operations with memory inputs):
5158 Use SWI mode iterator.
5159 (peephole2s for operations with memory outputs): Ditto.
5160 Do not check for stack checking probe.
5162 (probe_stack): Remove expander.
5164 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5165 Andrew Burgess <andrew.burgess@embecosm.com>
5167 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5168 operands as 32-bits.
5170 2016-04-28 Jason Merrill <jason@redhat.com>
5172 * gdbinit.in: Skip line-map.h.
5174 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5175 Andrew Burgess <andrew.burgess@embecosm.com>
5177 * config/arc/arc.c (arc_conditional_register_usage): Take
5178 TARGET_RRQ_CLASS into account.
5179 (arc_print_operand): Support printing 'p' and 's' operands.
5180 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5182 (TARGET_RRQ_CLASS): Define.
5183 (IS_POWEROF2_OR_0_P): Define.
5184 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5186 (*tst_movb): New define_insn.
5187 (*tst): Avoid recognition if it could prevent '*tst_movb'
5188 combination; replace c/CnL with c/Chs alternative.
5189 (*tst_bitfield_tst): New define_insn.
5190 (*tst_bitfield_asr): New define_insn.
5191 (*tst_bitfield): New define_insn.
5192 (andsi3_i): Add Rrq variant.
5193 (extzv): New define_expand.
5194 (insv): New define_expand.
5195 (*insv_i): New define_insn.
5196 (*movb): New define_insn.
5197 (*movb_signed): New define_insn.
5198 (*movb_high): New define_insn.
5199 (*movb_high_signed): New define_insn.
5200 (*movb_high_signed + 1): New define_split pattern.
5201 (*mrgb): New define_insn.
5202 (*mrgb + 1): New define_peephole2 pattern.
5203 (*mrgb + 2): New define_peephole2 pattern.
5204 * config/arc/arc.opt (mbitops): New option for nps400, uses
5205 TARGET_NPS_BITOPS_DEFAULT.
5206 * config/arc/constraints.md (q): Make register class conditional.
5207 (Rrq): New register constraint.
5208 (Chs): New constraint.
5209 (Clo): New constraint.
5210 (Chi): New constraint.
5211 (Cbf): New constraint.
5212 (Cbn): New constraint.
5213 (C18): New constraint.
5214 (Cbi): New constraint.
5216 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5218 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5220 (bitmap_intersection_of_preds): Ditto.
5221 (bitmap_union_of_succs): Ditto.
5222 (bitmap_union_of_preds): Ditto.
5223 * sbitmap.c (do_popcount): Delete.
5224 (BITMAP_DEBUGGING): Delete.
5225 (sbitmap_verify_popcount): Delete.
5226 (sbitmap_alloc): Don't initialize the popcount field.
5227 (sbitmap_alloc_with_popcount): Delete.
5228 (sbitmap_resize): Don't resize the popcount array.
5229 (sbitmap_vector_alloc): Don't initialize the popcount field.
5230 (bitmap_copy): Don't copy the popcount array.
5231 (bitmap_clear): Don't clear the popcount array.
5232 (bitmap_clear): Delete the popcount array handling.
5233 (bitmap_ior_and_compl): Delete the popcount assert.
5234 (bitmap_not): Ditto.
5235 (bitmap_and_compl): Ditto.
5236 (bitmap_and): Delete the popcount array handling.
5237 (bitmap_xor): Ditto.
5238 (bitmap_ior): Ditto.
5239 (bitmap_or_and): Delete the popcount assert.
5240 (bitmap_and_or): Ditto.
5241 (popcount_table): Delete.
5242 (sbitmap_elt_popcount): Delete.
5243 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5244 (bitmap_set_bit): Delete the popcount assert.
5245 (bitmap_clear_bit): Ditto.
5246 (sbitmap_free): Don't free the popcount array.
5247 (sbitmap_alloc_with_popcount): Delete declaration.
5248 (sbitmap_popcount): Ditto.
5250 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5251 Andrew Burgess <andrew.burgess@embecosm.com>
5253 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5254 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5255 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5256 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5257 * config/arc/arc.opt (mcmem): New option.
5258 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5259 supply length for r/m alternative.
5260 (*extendqisi2_ac): Likewise.
5261 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5263 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5264 (movhi_insn): Likewise.
5265 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5266 (*zero_extendqihi2_i): Add r/Ucm alternative.
5267 (*zero_extendqisi2_ac): Likewise.
5268 (*zero_extendhisi2_i): Likewise.
5269 * config/arc/constraints.md (Uex): New memory constraint.
5270 (Ucm): New define_constraint.
5271 * config/arc/predicates.md (long_immediate_loadstore_operand):
5272 Return 0 for MEM with cmem_address address.
5273 (cmem_address_0): New predicates.
5274 (cmem_address_1): Likewise.
5275 (cmem_address_2): Likewise.
5276 (cmem_address): Likewise.
5278 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5280 * config/rs6000/rs6000.c (machine_function): Rename
5281 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5282 (rs6000_stack_info): Adjust.
5284 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5285 Andrew Burgess <andrew.burgess@embecosm.com>
5287 * config/arc/constraints.md (Usd): Convert to define_constraint.
5291 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5294 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5295 Add new peephole2 where the first insn is *mov<mode>_or instead of
5296 *mov<mode>_internal.
5298 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5300 * tracer.c (bb_seen): Make static.
5302 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5304 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5305 support, setup defaults.
5306 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5307 * config/arc/arc.c (arc_init): Add NPS400 support.
5308 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5309 (TARGET_ARC700): NPS400 is also an ARC700.
5310 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5312 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5315 * config/nds32/nds32.md (casesi): Don't access the operands array
5318 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5320 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5321 (or $-1,reg peephole2): Ditto.
5322 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5324 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5326 * doc/extend.texi (Common Function Attributes) [optimize]:
5327 Discourage use of the optimize attribute.
5329 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5331 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5332 special case builtin.
5333 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5334 ALTIVEC_BUILTIN_VEC_ADDE.
5335 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5336 support for ALTIVEC_BUILTIN_VEC_ADDE.
5337 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5338 for __builtin_vec_adde.
5340 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5342 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5343 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5345 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5348 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5349 attributes): Document cilkplus_runtime.
5351 2016-04-28 Martin Jambor <mjambor@suse.cz>
5353 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5354 this function. Call verify_expr on MEM_REFs and bases of other
5357 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5359 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5360 for WORD_REGISTER_OPERATIONS to runtime check.
5362 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5364 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5366 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5368 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5369 big-endian compilation.
5370 * config/arc/arc.md (addf3): Likewise.
5374 2016-04-28 Richard Biener <rguenther@suse.de>
5376 PR tree-optimization/70840
5377 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5378 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5379 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5380 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5382 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5384 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5385 and explain why in a comment.
5387 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5389 * config/arc/arc.md (cpu_facility): Add fpx variant.
5390 (subdf3): Prohibit use reverse sub when assist operations option
5392 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5393 instructions only when FPX is enabled.
5394 * testsuite/gcc.target/arc/trsub.c: New test.
5396 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5398 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5399 mult_operator when calculating "type" attribute.
5400 (*fop_<mode>_1_i387): Ditto.
5401 (*fop_xf_1_i387): Ditto.
5402 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5403 Use std::swap to swap operands. Use RTL expressions to generate
5406 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5407 Joern Rennecke <joern.rennecke@embecosm.com>
5409 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5411 (emit_pic_move): Remove.
5412 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5413 * config/arc/arc.c (emit_pic_move): Removed.
5414 (TARGET_HAVE_TLS): Define.
5415 (arc_conditional_register_usage): Test for arc_tp_regno.
5416 (arc_print_operand, arc_print_operand_address): Handle TLS
5418 (arc_needs_pcl_p): New function.
5419 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5420 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5421 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5422 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5423 (arc_legitimize_tls_address): Likewise.
5424 (DTPOFF_ZERO_SYM): Define.
5425 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5426 (arc_output_pic_addr_const): Print TLS unspecs.
5427 (prepare_pic_move): New function, replaces emit_pic_move.
5428 (arc_legitimate_constant_p): Handle TLS unspecs.
5429 (arc_legitimate_address_p): Likewise.
5430 (arc_rewrite_small_data_p): Use assert for TLS constants.
5431 (prepare_move_operands): Use prepare_pic_move.
5432 (arc_legitimize_address): Legitimize tls addresses.
5433 (arc_epilogue_uses): Check for arc_tp_regno.
5434 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5435 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5437 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5439 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5440 %(arc_tls_extra_start_spec).
5441 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5442 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5444 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5445 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5446 (UNSPEC_TLS_OFF): Add.
5448 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5449 (get_thread_pointersi): New patterns.
5450 * config/arc/arc.opt (mtp-regno): New option.
5451 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5452 (move_dest_operand): Likewise.
5453 * configure: Regenerate.
5454 * configure.ac: Add arc*-*-* case to test for tls.
5455 * doc/invoke.texi (ARC options): Document mtp-regno.
5457 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5459 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5460 the new ARC HS SIMD instructions.
5461 (arc_preferred_simd_mode): New function.
5462 (arc_autovectorize_vector_sizes): Likewise.
5463 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5464 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5465 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5466 (arc_init_builtins): Add new SIMD builtin types.
5467 (arc_split_move): Handle 64 bit vector moves.
5468 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5469 (TARGET_PLUS_QMACW): Define.
5470 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5471 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5472 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5473 (VSUBADD4H): New builtins.
5474 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5475 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5477 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5478 Matthias Klose <doko@debian.org>
5480 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5482 2016-04-28 Richard Biener <rguenther@suse.de>
5485 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5488 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5490 * common/config/sh/sh-common.c: Remove SH5 support.
5491 * config/sh/constraints.md: Likewise.
5492 * config/sh/config/sh/elf.h: Likewise.
5493 * config/sh/linux.h: Likewise.
5494 * config/sh/netbsd-elf.h: Likewise.
5495 * config/sh/predicates.md: Likewise.
5496 * config/sh/sh-c.c: Likewise.
5497 * config/sh/sh-protos.h: Likewise.
5498 * config/sh/sh.c: Likewise.
5499 * config/sh/sh.h: Likewise.
5500 * config/sh/sh.md: Likewise.
5501 * config/sh/sh.opt: Likewise.
5502 * config/sh/sync.md: Likewise.
5503 * config/sh/sh64.h: Delete.
5504 * config/sh/shmedia.h: Likewise.
5505 * config/sh/shmedia.md: Likewise.
5506 * config/sh/sshmedia.h: Likewise.
5507 * config/sh/t-netbsd-sh5-64: Likewise.
5508 * config/sh/t-sh64: Likewise.
5509 * config/sh/ushmedia.h: Likewise.
5511 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5513 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5514 general_reg_operand instead of register_operand predicate.
5516 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5518 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5520 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5522 * match.pd (A - B > A, A + B < A): New transformations.
5524 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5526 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5527 which defaults to true. Emit an outer pair of parentheses only if
5528 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5529 don't emit parentheses for the right-hand operand.
5531 2016-04-27 Jeff Law <law@redhat.com>
5533 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5535 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5537 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5538 (altivec_lvx_<mode>_internal): Document.
5539 (altivec_lvx_<mode>_2op): New define_insn.
5540 (altivec_lvx_<mode>_1op): Likewise.
5541 (altivec_lvx_<mode>_2op_si): Likewise.
5542 (altivec_lvx_<mode>_1op_si): Likewise.
5543 (altivec_stvx_<mode>): Remove.
5544 (altivec_stvx_<mode>_internal): Document.
5545 (altivec_stvx_<mode>_2op): New define_insn.
5546 (altivec_stvx_<mode>_1op): Likewise.
5547 (altivec_stvx_<mode>_2op_si): Likewise.
5548 (altivec_stvx_<mode>_1op_si): Likewise.
5549 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5550 Expand vec_ld and vec_st during parsing.
5551 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5553 (altivec_expand_stvx_be): Likewise.
5554 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5555 address-masking behavior in RTL.
5556 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5557 address-masking behavior in RTL.
5558 (altivec_expand_builtin): Change builtin code arguments for calls
5559 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5560 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5561 presence of lvx/stvx patterns.
5562 (alignment_with_canonical_addr): New function.
5563 (alignment_mask): Likewise.
5564 (find_alignment_op): Likewise.
5565 (recombine_lvx_pattern): Likewise.
5566 (recombine_stvx_pattern): Likewise.
5567 (recombine_lvx_stvx_patterns): Likewise.
5568 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5569 stvx patterns from expand.
5570 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5572 (vector_altivec_store_<mode>): Likewise.
5574 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5576 * config/aarch64/aarch64.md
5577 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5578 remove the "fp" attributes.
5579 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5580 add the "simd" attributes.
5581 (*movdf_aarch64): Likewise.
5582 (*movtf_aarch64): Remove the "fp" attributes.
5583 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5584 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5586 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5588 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5589 rtx to rtx_code_label *.
5590 * rtl.h (maybe_set_first_label_num): Likewise.
5592 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5594 * df-core.c (df_add_problem): Make the problem param be const.
5595 (df_remove_problem): Make local "problem" be const.
5596 * df-problems.c (problem_RD): Make const.
5597 (problem_LR): Likewise.
5598 (problem_LIVE): Likewise.
5599 (problem_MIR): Likewise.
5600 (problem_CHAIN): Likewise.
5601 (problem_WORD_LR): Likewise.
5602 (problem_NOTE): Likewise.
5603 (problem_MD): Likewise.
5604 * df-scan.c (problem_SCAN): Likewise.
5605 * df.h (struct df_problem): Make field "dependent_problem" be
5607 (struct dataflow): Likewise for field "problem".
5608 (df_add_problem): Make param const.
5610 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5612 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5613 inter-unit moves to/from vector registers are enabled. Do not disable
5616 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5618 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5619 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5621 (enum df_problem_id): ...this new enum.
5622 (struct df_problem): Convert field "id" from "int" to
5625 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5627 * rtl.def: Update comment for "things in the instruction chain" to
5628 reflect the removal of the leading "i" field for INSN_UID in
5629 r210360. Fix bogus apostrophe.
5631 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5633 * config/i386/i386.md
5634 (lea arith with mem operand + setcc peephole2): Set operator mode.
5636 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5639 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5640 (dimode_scalar_to_vector_candidate_p): This.
5641 (timode_scalar_to_vector_candidate_p): New function.
5642 (scalar_to_vector_candidate_p): Likewise.
5643 (timode_check_non_convertible_regs): Likewise.
5644 (timode_remove_non_convertible_regs): Likewise.
5645 (remove_non_convertible_regs): Likewise.
5646 (remove_non_convertible_regs): Renamed to ...
5647 (dimode_remove_non_convertible_regs): This.
5648 (scalar_chain::~scalar_chain): Make it virtual.
5649 (scalar_chain::compute_convert_gain): Make it pure virtual.
5650 (scalar_chain::mark_dual_mode_def): Likewise.
5651 (scalar_chain::convert_insn): Likewise.
5652 (scalar_chain::convert_registers): Likewise.
5653 (scalar_chain::add_to_queue): Make it protected.
5654 (scalar_chain::emit_conversion_insns): Likewise.
5655 (scalar_chain::replace_with_subreg): Likewise.
5656 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5657 (scalar_chain::convert_op): Likewise.
5658 (scalar_chain::convert_reg): Likewise.
5659 (scalar_chain::make_vector_copies): Likewise.
5660 (scalar_chain::convert_registers): New pure virtual function.
5661 (class dimode_scalar_chain): New class.
5662 (class timode_scalar_chain): Likewise.
5663 (scalar_chain::mark_dual_mode_def): Renamed to ...
5664 (dimode_scalar_chain::mark_dual_mode_def): This.
5665 (timode_scalar_chain::mark_dual_mode_def): New function.
5666 (timode_scalar_chain::convert_insn): Likewise.
5667 (dimode_scalar_chain::convert_registers): Likewise.
5668 (scalar_chain::compute_convert_gain): Renamed to ...
5669 (dimode_scalar_chain::compute_convert_gain): This.
5670 (scalar_chain::replace_with_subreg): Renamed to ...
5671 (dimode_scalar_chain::replace_with_subreg): This.
5672 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5673 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5674 (scalar_chain::make_vector_copies): Renamed to ...
5675 (dimode_scalar_chain::make_vector_copies): This.
5676 (scalar_chain::convert_reg): Renamed to ...
5677 (dimode_scalar_chain::convert_reg ): This.
5678 (scalar_chain::convert_op): Renamed to ...
5679 (dimode_scalar_chain::convert_op): This.
5680 (scalar_chain::convert_insn): Renamed to ...
5681 (dimode_scalar_chain::convert_insn): This.
5682 (scalar_chain::convert): Call convert_registers.
5683 (convert_scalars_to_vector): Change to scalar_chain pointer to
5684 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5685 in 32-bit mode. Delete scalar_chain pointer. Call
5686 free_dominance_info in 64-bit mode.
5687 (pass_stv::gate): Remove TARGET_64BIT check.
5688 (ix86_option_override): Put the 64-bit STV pass before the CSE
5691 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5693 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5694 dw_loc_frame_offset field.
5695 * dwarf2out.c (new_loc_descr): Likewise.
5696 (resolve_args_picking_1): Turn the VISITED hash set into a
5697 FRAME_OFFSET hash map. Use it to associate a frame offset to
5698 visited nodes. Remove uses of the CHECKING_P macro.
5699 (resolve_args_picking): Update call to resolve_args_picking_1.
5701 2016-04-27 Martin Liska <mliska@suse.cz>
5703 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5704 (free_loop_data): Release vuses of groups.
5706 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5708 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5709 instead of redundant use_id and boolean have_use_for.
5710 (struct iv_use): Change sub_id into group_id. Remove field next.
5711 Move fields: related_cands, n_map_members, cost_map and selected
5713 (struct iv_group): ... here. New structure.
5714 (struct iv_common_cand): Use structure declaration directly.
5715 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5716 (MAX_CONSIDERED_USES): Rename macro to ...
5717 (MAX_CONSIDERED_GROUPS): ... here.
5718 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5719 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5720 (dump_uses): Rename to ...
5721 (dump_groups): ... here. Update all uses.
5722 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5723 (find_induction_variables): Refactor format of dump information.
5724 (record_sub_use): Delete.
5725 (record_use): Update all uses.
5726 (record_group): New function.
5727 (record_group_use, find_interesting_uses_op): Call above functions.
5729 (find_interesting_uses_cond): Ditto.
5730 (group_compare_offset): New function.
5731 (split_all_small_groups): Rename to ...
5732 (split_small_address_groups_p): ... here. Update all uses.
5733 (split_address_groups): Update all uses.
5734 (find_interesting_uses): Refactor format of dump information.
5735 (add_candidate_1): Update all uses. Remove redundant check on iv,
5737 (add_candidate, record_common_cand): Remove redundant assert.
5738 (add_iv_candidate_for_biv): Update use.
5739 (add_iv_candidate_derived_from_uses): Update all uses.
5740 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5741 (alloc_use_cost_map): Ditto.
5742 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5743 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5744 (determine_use_iv_cost_generic): Ditto.
5745 (determine_group_iv_cost_generic): Ditto.
5746 (determine_use_iv_cost_address): Ditto.
5747 (determine_group_iv_cost_address): Ditto.
5748 (determine_use_iv_cost_condition): Ditto.
5749 (determine_group_iv_cost_cond): Ditto.
5750 (determine_use_iv_cost): Ditto.
5751 (determine_group_iv_cost): Ditto.
5752 (set_autoinc_for_original_candidates): Update all uses.
5753 (find_iv_candidates): Update all uses. Refactor dump information.
5754 (determine_use_iv_costs): Ditto.
5755 (determine_iv_costs): Ditto.
5756 (iv_ca_cand_for_use): Rename to ...
5757 (iv_ca_cand_for_group): ... here. Update all uses.
5758 (iv_ca_add_use, iv_ca_add_group): Ditto.
5759 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5760 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5761 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5762 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5763 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5764 (create_new_iv, adjust_iv_update_pos): Ditto.
5765 (rewrite_use_address): Delete.
5766 (rewrite_use_address_1): Rename to ...
5767 (rewrite_use_address): ... here.
5768 (rewrite_use_compare): Update all uses.
5769 (rewrite_use): Delete.
5770 (rewrite_uses): Rename to ...
5771 (rewrite_groups): ... here. Update all uses.
5772 (remove_unused_ivs, free_loop_data): Update all uses.
5773 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5775 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5777 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5778 for WORD_REGISTER_OPERATIONS to runtime check.
5780 2016-04-27 Richard Biener <rguenther@suse.de>
5783 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5784 aggregate_value_p to determine if a function result is
5785 returned by reference.
5786 (ipa_pta_execute): Functions having their address taken are
5787 not automatically nonlocal.
5789 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5792 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5793 * fold-const.c (operand_equal_p): If flag_checking and
5794 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5795 and if it returns non-zero, assert iterative_hash_expr on both
5798 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5800 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5802 2016-04-27 Nick Clifton <nickc@redhat.com>
5805 * varasm.c (merge_weak): Generate an error if an attempt is made
5806 to convert a non-weak static function into a weak, public function.
5808 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5810 * params.def (MAX_PARTITION_SIZE): New param.
5811 * doc/invoke.texi: Document lto-max-partition.
5813 2016-04-27 Richard Biener <rguenther@suse.de>
5816 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5817 function cummulating used_from_other_partition, externally_visible
5818 and force_output from aliases.
5819 (refered_from_nonlocal_var): Likewise.
5820 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5821 node flags properly.
5823 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5825 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5826 (-Wmemset-elt-size): New item.
5828 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5831 * stor-layout.h (internal_reference_types): Delete.
5832 * stor-layout.c (reference_types_internal): Likewise.
5833 (internal_reference_types): Likewise.
5834 (layout_type) <REFERENCE_TYPE>: Adjust.
5836 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5839 * tree.h (inchash::add_expr): Add FLAGS argument.
5840 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5841 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5842 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5843 Formatting fix. Adjust recursive calls. For tcc_comparison,
5844 if swap_tree_comparison (code) is smaller than code, hash that
5845 and arguments in the other order. Hash CONVERT_EXPR the same
5846 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5847 of ADDR_EXPR of decl as the decl itself. Add or remove
5848 OEP_ADDRESS_OF from recursive flags as needed. For
5849 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5850 operands commutatively and only the third one normally.
5851 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5853 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5855 * config/rtems.h (LIB_SPEC): Add -latomic.
5857 2016-04-27 Joel Sherrill <joel@rtems.org>
5859 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5860 xilink.ld and flags not relevant to RTEMS.
5862 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5864 * toplev.c (backend_init_target): Avoid calling init_reload when using
5867 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5869 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5870 for loops rather than one for the whole function.
5872 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5874 * match.pd (X + CST CMP X): New transformation.
5876 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5878 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5879 * fold-const.c (fold_binary_loc): Remove 2 transformations
5880 superseded by match.pd.
5881 * match.pd (x+x -> x*2): Generalize to integers.
5883 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5885 * config/i386/i386.md (operation on memory peephole): Duplicate an
5886 existing peephole and adapt it to match lea rather than an operation
5889 PR rtl-optimization/57193
5890 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5892 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5894 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5896 * tree-if-conv.c (any_pred_load_store): New static variable.
5897 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5898 any_pred_load_store instead of and_mask_load_store.
5899 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5900 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5901 (combine_blocks, tree_if_conversion): Ditto.
5903 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5905 PR tree-optimization/70771
5906 PR tree-optimization/70775
5907 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5908 virtual PHI nodes. Delete parameter.
5909 (if_convertible_loop_p_1): Delete argument to above function.
5910 (predicate_all_scalar_phis): Delete code handling single-argument
5912 (tree_if_conversion): Mark and update virtual SSA.
5914 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5917 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5918 (x86_elf_aligned_common): Rename to ...
5919 (x86_elf_aligned_decl_common): ... this.
5920 Add decl arg. Switch to .lbss for largecomm object. Use
5921 LARGECOMM_SECTION_ASM_OP.
5922 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5924 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5925 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5927 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5928 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5930 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5933 * config/i386/i386.c (SECTION_LARGE): Define.
5934 (x86_64_elf_select_section): Set it for large data/bss sections.
5935 Only clear SECTION_WRITE for .lrodata.
5936 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5938 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5939 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5940 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5942 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5943 * doc/tm.texi: Regenerate.
5945 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5948 * configure.ac (--enable-checking): Document extra flag, for
5949 non-release builds default to --enable-checking=yes,extra.
5950 If misc checking and extra checking, define CHECKING_P to 2 instead
5952 * common.opt (fchecking=): Add.
5953 * doc/invoke.texi (-fchecking=): Document.
5954 * doc/install.texi: Document --enable-checking changes.
5955 * configure: Regenerated.
5956 * config.in: Regenerated.
5958 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5961 attribute instead of which_alternative.
5962 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5963 Use EXT_REX_SSE_REG_P where appropriate.
5965 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5967 * config/i386/predicates.md (const0_operand): Do not match
5968 const_wide_int code.
5969 (const1_operand): Ditto.
5971 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5974 for SSE constm1 operands and TARGET_AVX512VL.
5975 (*movti_internal): Ditto.
5976 (*mov<mode>_or): Use constm1_operand predicate.
5977 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5978 for SSE vector_all_ones operands and TARGET_AVX512VL.
5979 * config/i386/predicates.md (constm1_operand): New predicate.
5980 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5981 emission of constant -1 load.
5983 2016-04-25 Jason Merrill <jason@redhat.com>
5985 * gdbinit.in: Skip is-a.h.
5987 * attribs.c (register_scoped_attributes): Fix logic.
5988 * attribs.h: Declare register_scoped_attributes.
5990 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5992 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5993 stxvd2x and stxvw4x built-in functions.
5995 2016-04-25 DJ Delorie <dj@redhat.com>
5997 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5998 (ashrhi3): Likewise.
5999 (lshrhi3): Likewise.
6001 2016-04-25 Richard Biener <rguenther@suse.de>
6003 PR tree-optimization/70780
6004 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6006 (compute_antic): Mark blocks with abnormal preds as visited as
6007 they have a final empty antic-in solution already.
6009 2016-04-25 Michael Collison <michael.collison@linaro.org>
6011 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6013 2016-04-25 Michael Collison <michael.collison@linaro.org>
6015 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6016 mode is VQI to improve mixed mode vectorization.
6017 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6018 define_insn to match low half of signed vaddw.
6019 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6020 define_insn to match high half of signed vaddw.
6021 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6022 define_insn to match low half of unsigned vaddw.
6023 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6024 define_insn to match high half of unsigned vaddw.
6025 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6026 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6027 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6029 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6030 * config/arm/predicates.md (vect_par_constant_high): Support
6031 big endian and simplify by calling
6032 arm_simd_check_vect_par_cnst_half
6033 (vect_par_constant_low): Likewise.
6035 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6038 predicate for operand 2.
6040 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6041 H.J. Lu <hongjiu.lu@intel.com>
6043 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6044 machine_mode argument.
6045 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6046 constm1_rtx operands. For VOIDmode constants, get mode from
6047 pred_mode. Check mode size if the mode is supported by ABI.
6048 (standard_sse_constant_opcode): Do not use standard_constant_p.
6049 Strictly check ABI support for all-ones operands.
6050 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6051 immediates. Update calls to standard_sse_constant_p.
6052 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6053 (ix86_rtx_costs): Ditto.
6054 * config/i386/i386.md (*movxi_internal_avx512f): Use
6055 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6056 Use (v,BC) alternative instead of (v,C). Use register_operand
6057 checks instead of MEM_P.
6058 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6059 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6060 isa attribute. Use register_operand checks instead of MEM_P.
6061 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6062 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6063 alternative and corresponding sse2 isa attribute.
6064 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6065 to standard_sse_constant_p.
6066 (FP constant splitters): Ditto.
6067 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6069 * config/i386/predicates.md (constm1_operand): Remove.
6070 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6071 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6072 vector_all_ones_operand instead of constm1_operand.
6074 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6076 * print-rtl.c (print_rtx_insn_vec): New function.
6077 * print-rtl.h: New prototype.
6078 * store-motion.c (struct st_expr): Make avail_stores a vector.
6079 (st_expr_entry): Adjust.
6080 (free_st_expr_entry): Likewise.
6081 (print_store_motion_mems): Likewise.
6082 (find_moveable_store): Likewise.
6083 (compute_store_table): Likewise.
6084 (delete_store): Likewise.
6085 (build_store_vectors): Likewise.
6087 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6089 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6091 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6093 * vec.h (vec_safe_contains): New function.
6094 (vec::contains): Likewise.
6095 (vec::begin): Likewise.
6096 (vec::end): Likewise.
6098 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6101 * cfgexpand.c (expand_stack_vars): Fix typo.
6103 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6105 * system.h (list, map, set, vector): Include conditionally.
6106 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6107 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6108 * ipa-icf.c (INCLUDE_LIST): Define.
6109 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6110 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6111 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6112 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6113 * cp/logic.cc (INCLUDE_LIST): Define.
6114 * fortran/trans-common.c (INCLUDE_MAP): Define.
6116 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6118 * auto-profile.c: Remove <string.h> include.
6119 * ipa-icf-gimple.c: Remove <list> include.
6120 * diagnostic.c: Remove <new> include.
6121 * genmatch.c: Likewise.
6122 * pretty-print.c: Likewise.
6123 * toplev.c: Likewise
6124 * c/c-objc-common.c: Likewise.
6125 * cp/error.c: Likewise.
6126 * fortran/error.c: Likewise.
6128 2016-04-22 Richard Biener <rguenther@suse.de>
6130 * lto-streamer-in.c (input_ssa_names): Do not allocate
6131 GIMPLE_NOP for all SSA names.
6132 * lto-streamer-out.c (output_ssa_names): Do not output
6133 SSA names that should have been released.
6135 2016-04-22 Richard Biener <rguenther@suse.de>
6137 PR tree-optimization/70740
6138 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6141 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6144 * config/i386/predicates.md (call_insn_operand): Replace
6145 sibcall_memory_operand with memory_operand.
6147 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6149 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6150 has_single_use() tests.
6151 (register_edge_assert_for_1): Likewise.
6152 (find_assert_locations_1): Check the liveness bitmap instead of
6153 checking has_single_use().
6155 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6158 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6159 Extract AVX-512BW constraint from AVX.
6161 2016-04-21 Richard Biener <rguenther@suse.de>
6163 PR tree-optimization/70725
6164 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6165 for phi_convertible_by_degenerating_args.
6166 (predicate_all_scalar_phis): Handle single-argument PHIs.
6168 2016-04-21 Richard Biener <rguenther@suse.de>
6171 * fold-const.c (fold_comparison): Return properly typed
6174 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6176 PR tree-optimization/70715
6177 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6178 after expanding BASE using expand_simple_operations.
6180 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6182 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6183 New transformations.
6185 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6187 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6189 2016-04-20 Jan Hubicka <jh@suse.cz>
6191 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6192 ultiimate_alias_target.
6193 (update_callee_keys): Likewise.
6194 (lookup_recursive_calls): Likewise.
6195 (speculation_useful_p): Likewise.
6197 2016-04-20 Jan Hubicka <jh@suse.cz>
6200 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6201 (set_nothrow_flag_1): ... this; handle interposition correctly;
6202 recurse on aliases and thunks.
6203 (cgraph_node::set_nothrow_flag): New.
6204 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6205 functions compiled with non-call exceptions that binds to current
6207 (propagate_nothrow): Be safe WRT interposition.
6208 * cgraph.h (set_nothrow_flag): Update prototype.
6210 2016-04-18 Jan Hubicka <jh@suse.cz>
6212 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6213 max_loop_iterations_int.
6214 (tree_unswitch_outer_loop): Likewise.
6216 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6218 PR tree-optimization/69489
6219 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6220 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6221 Revise dump message.
6222 (if_convertible_bb_p): Remove check on edge count of basic block's
6225 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6227 PR tree-optimization/56625
6228 PR tree-optimization/69489
6229 * tree-data-ref.h (DR_INNERMOST): New macro.
6230 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6231 hashing struct innermost_loop_behavior.
6232 (ref_DR_map): Remove.
6233 (innermost_DR_map): New map.
6234 (baseref_DR_map): Revise comment.
6235 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6236 to innermost_DR_map accroding to its innermost loop behavior.
6237 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6238 to its innermost loop behavior.
6239 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6240 Add initialization for innermost_DR_map. Record memory reference
6241 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6242 have innermost loop behavior.
6243 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6246 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6248 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6249 *lea_general_1. Use explicit SWI12 mode interator.
6250 (*lea<mode>_general_2): Rename from *lea_general_2.
6251 Use explicit SWI12 mode interator.
6252 (*lea<mode>_general_3): Rename from *lea_general_3.
6253 Use explicit SWI12 mode interator.
6254 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6255 Use explicit SWI12 mode interator.
6256 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6257 Use explicit SWI48 mode interator.
6259 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6261 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6262 Short-cut unaligned load and store cases. Handle all integer
6264 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6265 and store cases. Call ix86_avx256_split_vector_move_misalign
6266 directly without checking mode class.
6268 2016-04-20 Andrew Pinski <apinski@cavium.com>
6269 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6272 * config/aarch64/aarch64.md (sibcall): Force call
6273 address to be DImode for ILP32.
6274 (sibcall_value): Likewise.
6276 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6278 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6280 2016-04-20 Richard Biener <rguenther@suse.de>
6282 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6283 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6284 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6285 (maybe_push_res_to_seq): Adjust.
6286 * gimple-fold.c (maybe_build_generic_op): Likewise.
6288 2016-04-20 Marek Polacek <polacek@redhat.com>
6290 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6293 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6295 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6296 use kmovw to support AVX512F target.
6298 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6300 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6302 2016-04-20 Marek Polacek <polacek@redhat.com>
6304 PR tree-optimization/70725
6305 * tree-if-conv.c (is_false_predicate): New function.
6306 (predicate_mem_writes): Use it.
6308 2016-04-20 Richard Biener <rguenther@suse.de>
6310 PR tree-optimization/70726
6311 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6312 shift amounts from a pattern stmt operand.
6314 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6317 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6318 stack_restore_from_fpr pattern when restoring r15.
6319 (s390_optimize_prologue): Strip away the memory barrier in the
6320 parallel when trying to get rid of restore insns.
6321 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6322 definition for loading the stack pointer from an FPR. Compared to
6323 the normal move insn this pattern includes a full memory barrier.
6325 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6328 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6329 implicitly linear or lastprivate iterator on the outer context.
6331 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6333 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6335 * config/i386/i386.md (ssememalign): Removed.
6336 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6338 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6342 const short * to __builtin_ia32_loaddquhi512_mask.
6343 (_mm512_maskz_loadu_epi16): Likewise.
6344 (_mm512_mask_storeu_epi16): Pass short * to
6345 __builtin_ia32_storedquhi512_mask.
6346 (_mm512_mask_loadu_epi8): Pass const char * to
6347 __builtin_ia32_loaddquqi512_mask.
6348 (_mm512_maskz_loadu_epi8): Likewise.
6349 (_mm512_mask_storeu_epi8): Pass char * to
6350 __builtin_ia32_storedquqi512_mask.
6351 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6352 const double * to __builtin_ia32_loadupd512_mask.
6353 (_mm512_mask_loadu_pd): Likewise.
6354 (_mm512_maskz_loadu_pd): Likewise.
6355 (_mm512_storeu_pd): Pass double * to
6356 __builtin_ia32_storeupd512_mask.
6357 (_mm512_mask_storeu_pd): Likewise.
6358 (_mm512_loadu_ps): Pass const float * to
6359 __builtin_ia32_loadups512_mask.
6360 (_mm512_mask_loadu_ps): Likewise.
6361 (_mm512_maskz_loadu_ps): Likewise.
6362 (_mm512_storeu_ps): Pass float * to
6363 __builtin_ia32_storeups512_mask.
6364 (_mm512_mask_storeu_ps): Likewise.
6365 (_mm512_mask_loadu_epi64): Pass const long long * to
6366 __builtin_ia32_loaddqudi512_mask.
6367 (_mm512_maskz_loadu_epi64): Likewise.
6368 (_mm512_mask_storeu_epi64): Pass long long *
6369 to __builtin_ia32_storedqudi512_mask.
6370 (_mm512_loadu_si512): Pass const int * to
6371 __builtin_ia32_loaddqusi512_mask.
6372 (_mm512_mask_loadu_epi32): Likewise.
6373 (_mm512_maskz_loadu_epi32): Likewise.
6374 (_mm512_storeu_si512): Pass int * to
6375 __builtin_ia32_storedqusi512_mask.
6376 (_mm512_mask_storeu_epi32): Likewise.
6377 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6378 char * to __builtin_ia32_storedquqi256_mask.
6379 (_mm_mask_storeu_epi8): Likewise.
6380 (_mm256_mask_loadu_epi16): Pass const short * to
6381 __builtin_ia32_loaddquhi256_mask.
6382 (_mm256_maskz_loadu_epi16): Likewise.
6383 (_mm_mask_loadu_epi16): Pass const short * to
6384 __builtin_ia32_loaddquhi128_mask.
6385 (_mm_maskz_loadu_epi16): Likewise.
6386 (_mm256_mask_loadu_epi8): Pass const char * to
6387 __builtin_ia32_loaddquqi256_mask.
6388 (_mm256_maskz_loadu_epi8): Likewise.
6389 (_mm_mask_loadu_epi8): Pass const char * to
6390 __builtin_ia32_loaddquqi128_mask.
6391 (_mm_maskz_loadu_epi8): Likewise.
6392 (_mm256_mask_storeu_epi16): Pass short * to.
6393 __builtin_ia32_storedquhi256_mask.
6394 (_mm_mask_storeu_epi16): Pass short * to.
6395 __builtin_ia32_storedquhi128_mask.
6396 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6397 const double * to __builtin_ia32_loadupd256_mask.
6398 (_mm256_maskz_loadu_pd): Likewise.
6399 (_mm_mask_loadu_pd): Pass onst double * to
6400 __builtin_ia32_loadupd128_mask.
6401 (_mm_maskz_loadu_pd): Likewise.
6402 (_mm256_mask_storeu_pd): Pass double * to
6403 __builtin_ia32_storeupd256_mask.
6404 (_mm_mask_storeu_pd): Pass double * to
6405 __builtin_ia32_storeupd128_mask.
6406 (_mm256_mask_loadu_ps): Pass const float * to
6407 __builtin_ia32_loadups256_mask.
6408 (_mm256_maskz_loadu_ps): Likewise.
6409 (_mm_mask_loadu_ps): Pass const float * to
6410 __builtin_ia32_loadups128_mask.
6411 (_mm_maskz_loadu_ps): Likewise.
6412 (_mm256_mask_storeu_ps): Pass float * to
6413 __builtin_ia32_storeups256_mask.
6414 (_mm_mask_storeu_ps): ass float * to
6415 __builtin_ia32_storeups128_mask.
6416 (_mm256_mask_loadu_epi64): Pass const long long * to
6417 __builtin_ia32_loaddqudi256_mask.
6418 (_mm256_maskz_loadu_epi64): Likewise.
6419 (_mm_mask_loadu_epi64): Pass const long long * to
6420 __builtin_ia32_loaddqudi128_mask.
6421 (_mm_maskz_loadu_epi64): Likewise.
6422 (_mm256_mask_storeu_epi64): Pass long long * to
6423 __builtin_ia32_storedqudi256_mask.
6424 (_mm_mask_storeu_epi64): Pass long long * to
6425 __builtin_ia32_storedqudi128_mask.
6426 (_mm256_mask_loadu_epi32): Pass const int * to
6427 __builtin_ia32_loaddqusi256_mask.
6428 (_mm256_maskz_loadu_epi32): Likewise.
6429 (_mm_mask_loadu_epi32): Pass const int * to
6430 __builtin_ia32_loaddqusi128_mask.
6431 (_mm_maskz_loadu_epi32): Likewise.
6432 (_mm256_mask_storeu_epi32): Pass int * to
6433 __builtin_ia32_storedqusi256_mask.
6434 (_mm_mask_storeu_epi32): Pass int * to
6435 __builtin_ia32_storedqusi128_mask.
6436 * config/i386/i386-builtin-types.def (PCSHORT): New.
6438 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6439 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6440 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6441 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6442 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6443 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6444 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6445 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6446 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6447 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6448 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6449 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6450 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6451 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6452 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6453 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6454 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6455 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6456 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6457 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6458 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6459 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6460 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6461 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6462 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6463 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6464 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6465 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6466 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6467 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6468 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6469 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6470 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6471 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6472 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6473 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6474 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6475 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6476 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6477 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6478 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6479 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6480 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6481 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6482 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6483 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6484 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6485 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6486 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6488 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6489 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6491 (ix86_expand_vector_move_misalign): Likewise.
6492 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6493 to scalar function prototype for unaligned load/store builtins.
6494 (ix86_expand_special_args_builtin): Updated.
6495 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6496 (UNSPEC_STOREU): Likewise.
6497 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6498 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6499 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6500 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6501 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6502 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6503 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6504 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6505 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6506 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6507 (<avx512>_storedqu<mode>_mask): Likewise.
6508 (*sse4_2_pcmpestr_unaligned): Likewise.
6509 (*sse4_2_pcmpistr_unaligned): Likewise.
6510 (*mov<mode>_internal): Renamed to ...
6511 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6512 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6513 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6514 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6516 2016-04-19 Richard Biener <rguenther@suse.de>
6518 PR tree-optimization/70171
6519 * tree-ssa-phiprop.c: Include stor-layout.h.
6520 (phiprop_insert_phi): Handle the aggregate copy case.
6521 (propagate_with_phi): Likewise.
6523 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6525 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6526 instead of simplify_gen_subreg (... , 0).
6527 (ix86_delegitimize_address): Ditto.
6528 (ix86_split_divmod): Ditto.
6529 (ix86_split_copysign_const): Ditto.
6530 (ix86_split_copysign_var): Ditto.
6531 (ix86_expand_args_builtin): Ditto.
6532 (ix86_expand_round_builtin): Ditto.
6533 (ix86_expand_special_args_builtin): Ditto.
6534 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6535 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6536 (udivmodqi4): Ditto.
6537 (absneg splitters): Ditto.
6538 (*jcc_bt<mode>_1): Ditto.
6540 2016-04-19 Richard Biener <rguenther@suse.de>
6542 PR tree-optimization/70724
6543 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6544 restoring out from ...
6545 (free_scc_vn): ... here.
6546 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6547 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6549 (pass_fre::execute): Restore SSA info.
6551 2016-04-19 Richard Biener <rguenther@suse.de>
6553 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6554 * gimple-walk.c (walk_gimple_op): Initialize it.
6555 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6556 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6557 remapping SSA names of defs.
6558 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6561 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6564 * lra-constraints.c (equiv_substition_p): New.
6565 (process_alt_operands): Use it.
6566 (swap_operands): Swap it.
6567 (curr_insn_transform): Update it.
6569 2016-04-18 Michael Matz <matz@suse.de>
6571 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6572 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6573 * tree-core.h (tree_type_common.align): Use bit-field.
6574 (tree_type_common.spare): New.
6575 (tree_decl_common.off_align): Make smaller.
6576 (tree_decl_common.align): Use bit-field.
6578 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6579 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6580 (scan_sharing_clauses): Ditto.
6581 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6582 (omp_finish_file): Ditto.
6583 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6584 (layout_decl): Ditto.
6585 (relayout_decl): Ditto.
6586 (finalize_record_size): Use SET_TYPE_ALIGN.
6587 (finalize_type_size): Ditto.
6588 (finish_builtin_struct): Ditto.
6589 (layout_type): Ditto.
6590 (initialize_sizetypes): Ditto.
6591 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6592 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6593 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6594 (get_chain_field): Ditto.
6595 (get_trampoline_type): Ditto.
6596 (get_nl_goto_field): Ditto.
6597 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6599 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6600 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6601 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6602 (build_qualified_type): Use SET_TYPE_ALIGN.
6603 (build_aligned_type, build_range_type_1): Ditto.
6604 (build_atomic_base): Ditto.
6605 (build_common_tree_nodes): Ditto.
6606 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6607 (expand_one_stack_var_at): Ditto.
6608 * coverage.c (build_var): Use SET_DECL_ALIGN.
6609 * except.c (init_eh): Ditto.
6610 * function.c (assign_parm_setup_block): Ditto.
6611 * symtab.c (increase_alignment_1): Ditto.
6612 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6613 * tree-vect-stmts.c (ensure_base_align): Ditto.
6614 * varasm.c (align_variable): Ditto.
6615 (assemble_variable): Ditto.
6616 (build_constant_desc): Ditto.
6617 (output_constant_def_contents): Ditto.
6619 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6620 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6621 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6622 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6623 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6625 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6628 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6629 replace %vmovsd with "%vmovq".
6630 (vec_concatv2df): Likewise.
6632 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6634 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6635 (*vec_extractv2si_0): Ditto.
6636 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6637 (zero_extended_scalar_load_operand splitters): Ditto.
6638 (vec_extract splitters): Ditto.
6639 (*vec_extractv4si_0_zext): Ditto.
6640 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6642 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6643 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6644 (*sse4_1_extractps): Use lowpart_subreg.
6645 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6647 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6649 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6651 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6652 Mention Solaris 11 packaging changes.
6653 Update gas and gld requirements.
6654 Remove reference to pre-Solaris 10 bug.
6655 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6657 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6660 2016-04-17 Jan Hubicka <jh@suse.cz>
6662 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6663 max_loop_iterations_int.
6665 2016-04-18 Richard Biener <rguenther@suse.de>
6667 PR tree-optimization/43434
6668 * tree-ssa-structalias.c (struct vls_data): New.
6669 (visit_loadstore): Handle all pointer-based accesses.
6670 (compute_dependence_clique): Compute a bitmap of restrict tags
6671 assigned bases and pass it to visit_loadstore.
6673 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6676 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6677 armv8.1-a and armv8.1-a+crc.
6679 2016-04-18 Richard Biener <rguenther@suse.de>
6681 PR tree-optimization/70701
6682 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6683 references after translating through a memcpy.
6685 2016-04-18 Richard Biener <rguenther@suse.de>
6687 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6688 (compute_antic): ... here. For partial antic use regular
6689 postorder and scrap iteration.
6690 (compute_partial_antic_aux): Remove unused return value.
6691 (init_pre): Do not allocate postorder.
6692 (fini_pre): Do not free postorder.
6694 2016-04-18 Richard Biener <rguenther@suse.de>
6697 * expmed.c (extract_bit_field_1): Remove broken case
6698 using a wider MODE_INT mode.
6700 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6702 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6703 unless compiling with at least GCC-4.8.
6705 2016-04-17 Jan Hubicka <jh@suse.cz>
6708 * graphite.c (graphite_finalize): Update call to
6709 tree_estimate_probability.
6710 * predict.h (tree_estimate_probability): Update prototype.
6712 2016-04-17 Jan Hubicka <jh@suse.cz>
6714 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6715 (tree_estimate_probability): Likewise.
6716 (pass_profile::execute): Update.
6717 (report_predictor_hitrates): New function.
6718 * profile.c (compute_branch_probabilities): Use it.
6719 * predict.h (report_predictor_hitrates): Declare.
6721 2016-04-17 Jan Hubicka <jh@suse.cz>
6724 * cgraph.h (cgraph_node::set_const_flag,
6725 cgraph_node::set_pure_flag): Update prototype to return bool;
6727 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6728 of interposable symbol are interposable, too.
6729 (cgraph_set_const_flag_1): Rename to ...
6730 (set_const_flag_1): ... this one; change to self recursive function
6731 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6732 clearnig the flag in all variants and also virtual thunks of const
6733 functions are pure; track if any change was done.
6734 (cgraph_node::set_const_flag): Update.
6735 (struct set_pure_flag_info): New struct.
6736 (cgraph_set_pure_flag_1): Rename to ...
6737 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6738 rather than pointer encoded flags; track if any changes was done;
6739 handle correctly clearning flag and setting flag of aliases already
6741 (cgraph_node::set_pure_flag): Update.
6742 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6744 2016-04-17 Tom de Vries <tom@codesourcery.com>
6747 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6750 2016-04-17 Tom de Vries <tom@codesourcery.com>
6752 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6753 '{}<> ' as escape-for-record.
6755 2016-04-17 Tom de Vries <tom@codesourcery.com>
6757 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6760 2016-04-17 Tom de Vries <tom@codesourcery.com>
6763 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6764 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6765 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6766 * passes.c (finish_optimization_passes): Only call
6767 finish_graph_dump_file if dfi->graph_dump_initialized.
6768 (execute_function_dump, pass_init_dump_file): Use
6769 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6771 2016-04-17 Tom de Vries <tom@codesourcery.com>
6773 PR tree-optimization/70256
6774 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6775 (debug_varmap): New function.
6777 2016-04-17 Tom de Vries <tom@codesourcery.com>
6780 * passes.c (pass_manager::register_pass): Propagate pflags.
6782 2016-04-17 Tom de Vries <tom@codesourcery.com>
6785 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6786 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6787 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6788 check if it's equal to p_start.
6789 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6791 2016-04-15 Jan Hubicka <jh@suse.cz>
6794 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6795 function does not bind to current def.
6796 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6797 handle conservatively calls to functions that does not need to bind
6799 (check_call): Update call of worse_state.
6800 (ignore_edge_for_nothrow): Update.
6801 (ignore_edge_for_pure_const): Likewise.
6802 (propagate_pure_const): Update calls to worse_state.
6803 (skip_function_for_local_pure_const): Reformat comments.
6805 2016-04-15 Jan Hubicka <jh@suse.cz>
6808 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6809 (cgraph_node::function_symbol): Likewise.
6810 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6811 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6812 (symtab_node::ultimate_alias_target): Add REF parameter.
6813 (symtab_node::binds_to_current_def_p): Declare.
6814 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6815 (cgraph_node::function_symbol): Likewise.
6816 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6817 (cgraph_node::get_availability): Likewise.
6818 (cgraph_edge::binds_to_current_def_p): New inline function.
6819 (varpool_node::get_availability): Add REF parameter.
6820 (varpool_node::ultimate_alias_target): Likewise.
6821 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6822 (symtab_node::binds_to_current_def_p): Likewise.
6823 * varpool.c (varpool_node::get_availability): Likewise.
6825 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6828 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6829 Fix mode size check.
6831 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6833 * BASE-VER: Set to 7.0.0.
6835 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6837 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6839 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6841 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6842 architecture revisions.
6844 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6846 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6847 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6848 * config/i386/i386.md (stack decrement to push peepholes): Guard
6849 with !x86_using_red_zone ().
6851 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6854 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6855 to dump_generic_node.
6856 (NIY): Pass also flags to do_niy.
6858 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6860 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6861 (simd_clone_vector_of_formal_parm_types)
6862 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6863 (simd_clone_mangle, simd_clone_create)
6864 (simd_clone_adjust_return_type, create_tmp_simd_array)
6865 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6866 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6867 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6868 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6869 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6870 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6871 * omp-simd-clone.c: ... this new file.
6872 (simd_clone_vector_of_formal_parm_types): Make it static.
6873 * Makefile.in (OBJS): Add omp-simd-clone.o.
6875 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6878 * config/i386/sse.md: Use proper memory operand modifiers.
6881 2016-04-15 Richard Biener <rguenther@suse.de>
6882 Alan Modra <amodra@gmail.com>
6884 PR tree-optimization/70130
6885 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6886 when alignment stays not the same and no not use the realign
6889 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6892 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6893 direct move handlers for KFmode. Change TFmode handlers test from
6894 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6896 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6899 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6900 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6901 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6902 * tree-ssa-live.c (remove_unused_scope_block_p): When
6903 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6904 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6905 block_ultimate_origin is FUNCTION_DECL.
6906 (remove_unused_locals): If current_function_decl is
6907 polymorphic_ctor_dtor_p, pass initial true to
6908 remove_unused_scope_block_p' is_ctor_dtor_block.
6910 2016-04-14 Martin Sebor <msebor@redhat.com>
6915 * doc/extend.texi (Variable Length): Revert.
6917 2016-04-14 Marek Polacek <polacek@redhat.com>
6918 Jan Hubicka <hubicka@ucw.cz>
6921 * tree.c (verify_type): Disable the canonical type of main variant
6924 2016-04-14 Jason Merrill <jason@redhat.com>
6926 * cfgexpand.c, expr.c: Revert previous change.
6928 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6931 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6932 when building a mem ref for the incoming reduction variable.
6934 2016-04-14 Richard Biener <rguenther@suse.de>
6936 PR tree-optimization/70614
6937 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6938 loop if the evolution dropped to chrec_dont_know.
6939 (interpret_condition_phi): Likewise.
6941 2016-04-14 Richard Biener <rguenther@suse.de>
6943 PR tree-optimization/70623
6944 * tree-ssa-pre.c (changed_blocks): Make global ...
6945 (compute_antic): ... local here. Move and fix worklist
6946 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6947 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6948 worklist handling, dump when ANTIC_IN changed.
6949 (compute_partial_antic_aux): Remove worklist handling.
6950 (init_pre): Do not compute post dominators. Add a comment about
6951 the CFG order chosen.
6952 (fini_pre): Do not free post dominators.
6954 2016-04-13 Martin Sebor <msebor@redhat.com>
6959 * doc/extend.texi (Variable Length): Document C++ specifics.
6961 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6964 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6965 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6966 eh edges have been purged.
6969 * tree-sra.c (create_access_replacement,
6970 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6972 * tree-pretty-print.c (dump_fancy_name): New function.
6973 (dump_decl_name, dump_generic_node): Use it.
6975 2016-04-13 Jason Merrill <jason@redhat.com>
6977 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6978 * expr.c (expand_expr_real_1): Likewise.
6980 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6982 * config/i386/i386.md (kunpckhi): Swap operands.
6983 (kunpcksi): Likewise.
6984 (kunpckdi): Likewise.
6985 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6986 (vec_pack_trunc_<mode>): Likewise.
6988 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6991 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6994 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6995 gimplification turns some element into non-constant.
6998 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6999 * explow.c (convert_memory_address_addr_space_1): No longer static,
7000 add NO_EMIT argument and don't call convert_modes if true, pass
7001 it down recursively, remove break after return.
7002 (convert_memory_address_addr_space): Adjust caller.
7003 * simplify-rtx.c (simplify_unary_operation_1): Call
7004 convert_memory_address_addr_space_1 instead of convert_memory_address,
7005 if it returns NULL, don't simplify.
7007 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7010 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7012 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7014 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7015 Bump the upper SIMDLEN limits, so that if the return type or
7016 characteristic type if the return type is void can be passed in
7017 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7020 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7023 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7024 Do not use "=" constraint on an input constraint.
7025 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7026 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7027 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7028 generates (neg (abs ...)) instead of (abs ...).
7030 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7032 PR rtl-optimization/70596
7033 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7034 just invalidate LRA data and reset them. Adjust dump wording.
7036 2016-04-12 Martin Liska <mliska@suse.cz>
7039 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7041 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7043 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7044 max_loop_iterations_int.
7045 (tree_unswitch_outer_loop): Likewise.
7046 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7047 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7049 2016-04-12 Tom de Vries <tom@codesourcery.com>
7051 PR tree-optimization/68756
7052 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7053 instead of new_name.
7055 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7057 PR tree-optimization/70602
7058 * tree-sra.c (generate_subtree_copies): Don't write anything into
7059 constant pool decls.
7061 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7062 regardless whether there are depend clauses or not.
7064 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7067 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7068 target attribute and pragma from changing the -mfloat128
7069 and -mfloat128-hardware options.
7071 * doc/extend.texi (Additional Floating Types): Document PowerPC
7072 __float128 restrictions.
7074 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7077 * config/aarch64/driver-aarch64.c
7078 (aarch64_get_extension_string_for_isa_flags): New.
7079 (arch_extension): Rename to...
7080 (aarch64_arch_extension): ...This.
7081 (ext_to_feat_string): Rename to...
7082 (aarch64_extensions): ...This.
7083 (aarch64_core_data): Keep track of architecture extension flags.
7084 (cpu_data): Rename to...
7085 (aarch64_cpu_data): ...This.
7086 (aarch64_arch_driver_info): Keep track of architecture extension
7088 (get_arch_name_from_id): Rename to...
7089 (get_arch_from_id): ...This, change return type.
7090 (host_detect_local_cpu): Update and reformat for renames, handle
7091 extensions through common infrastructure.
7093 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7096 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7097 track of a canonical flag name.
7098 (all_extensions): Likewise.
7099 (arch_to_arch_name): Also track extension flags enabled by the arch.
7100 (all_architectures): Likewise.
7101 (aarch64_parse_extension): Move to here.
7102 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7104 (aarch64_rewrite_selected_cpu): Update for above change.
7105 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7106 are handled, such that the single explicit value enabled by an
7107 extension is kept seperate from the implicit values it also enables.
7108 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7110 (aarch64_parse_extension): New.
7111 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7112 here to config/aarch64/aarch64-protos.h.
7113 (aarch64_parse_extension): Move from here to
7114 common/config/aarch64/aarch64-common.c.
7115 (aarch64_option_print): Update.
7116 (aarch64_declare_function_name): Likewise.
7117 (aarch64_start_file): Likewise.
7118 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7119 the canonical flag for extensions.
7120 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7123 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7125 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7128 2016-04-09 Tom de Vries <tom@codesourcery.com>
7130 PR tree-optimization/68953
7131 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7132 first to last subscript.
7134 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7136 PR tree-optimization/70586
7137 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7140 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7144 PR tree-optimization/70373
7148 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7149 clauses for acc parallel reductions as necessary. Error on those
7151 * omp-low.c (scan_sharing_clauses): Don't install variables which
7152 are used in acc parallel reductions.
7153 (lower_rec_input_clauses): Remove dead code.
7154 (lower_oacc_reductions): Add support for reference reductions.
7155 (lower_reduction_clauses): Remove dead code.
7156 (lower_omp_target): Don't remap variables appearing in acc parallel
7158 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7160 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7163 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7164 with multiple SSA_NAME defs, force the outputs other than first
7165 to be live before calling live_track_process_def on each output.
7167 PR rtl-optimization/70574
7168 * fwprop.c (forward_propagate_and_simplify): Don't add
7169 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7170 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7171 paradoxical subregs within *loc.
7173 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7175 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7176 -ftree-parallelize-loops={0,1}.
7177 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7178 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7179 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7180 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7181 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7183 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7186 * asan.c (instrument_derefs): If we get unknown location, extract it
7188 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7190 2016-04-08 Tom de Vries <tom@codesourcery.com>
7192 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7193 implicit firstprivate clause.
7195 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7198 * config/arm/thumb2.md (tst + branch-> lsls + branch
7199 peephole below *orsi_not_shiftsi_si): Require that condition
7200 register is dead after the peephole.
7201 (second peephole after the above): Likewise.
7203 2016-04-08 Alan Modra <amodra@gmail.com>
7206 * builtins.c (fold_builtin_classify): For IBM extended precision,
7207 look at just the high-order double to test for NaN.
7208 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7209 test just the high double for Inf but both doubles for subnormal
7212 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7214 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7215 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7216 node->simdclone->mask_mode != VOIDmode masks.
7217 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7218 earlier, use it instead of node->simdclone.
7219 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7220 Set clonei->mask_mode.
7222 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7225 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7226 Pass it through to cp_parser_already_scoped_statement.
7227 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7228 it through to cp_parser_statement.
7229 (cp_parser_statement): Pass IF_P through to
7230 cp_parser_iteration_statement.
7231 (cp_parser_pragma): Adjust call to
7232 cp_parser_iteration_statement.
7234 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7237 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7238 resolve a future -Wparentheses warning.
7239 * omp-low.c (scan_sharing_clauses): Likewise.
7240 * tree-parloops.c (eliminate_local_variables): Likewise.
7242 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7244 PR rtl-optimization/70398
7245 * lra-constraints.c (process_address_1): Check zero scale and code
7246 for reloading with zero scale.
7248 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7251 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7253 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7255 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7256 Add support for AVX512F clones, include them by default for
7257 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7258 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7262 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7263 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7264 firstprivate clauses.
7265 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7266 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7267 (lower_omp_target): Set TREE_NO_WARNING for
7268 non-addressable possibly uninitialized vars which are copied into
7269 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7271 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7273 * config/pa/predicates.md (integer_store_memory_operand): Accept
7274 REG+D operands with a large offset when reload_in_progress is true.
7275 (floating_point_store_memory_operand): Likewise.
7277 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7280 * match.pd (nested int casts): Limit to GIMPLE.
7282 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7285 * ipa-devirt.c (maybe_record_node): Fix comment; use
7286 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7288 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7290 PR rtl-optimization/70542
7291 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7292 if there are any uses other than insn or debug insns.
7294 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7295 Jakub Jelinek <jakub@redhat.com>
7297 PR tree-optimization/70509
7298 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7299 Shift HOST_WIDE_INT_1U instead of 1.
7301 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7303 PR tree-optimization/70509
7304 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7305 of the vector base type for index.
7307 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7312 2016-04-05 Richard Biener <rguenther@suse.de>
7314 PR tree-optimization/70526
7315 * tree-sra.c (build_ref_for_offset): Use prev_base to
7316 extract the alias pointer type.
7318 2016-04-05 Richard Biener <rguenther@suse.de>
7320 * dse.c (struct store_info): Remove alias_set member.
7321 (struct read_info_type): Likewise.
7322 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7323 spill_deleted, clear_alias_set_lookup): Remove.
7324 (get_group_info): Remove dead base == NULL_RTX case.
7325 (dse_step0): Remove initialization of removed variables.
7326 (delete_dead_store_insn): Reomve alias set dumping.
7327 (free_read_records): Remove alias_set handling.
7328 (canon_address): Remove alias_set_out parameter.
7329 (record_store): Remove spill_alias_set, it's always zero.
7330 (check_mem_read_rtx): Likewise.
7331 (dse_step2): Rename from ...
7332 (dse_step2_nospill): ... this. Adjust.
7333 (scan_stores): Rename from ...
7334 (scan_stores_nospill): ... this.
7335 (scan_reads): Rename from ...
7336 (scan_reads_nospill): ... this.
7337 (scan_stores_spill, scan_reads_spill): Remove.
7338 (dse_step3_scan): Remove for_spills argument which is always false.
7339 (dse_step3): Likewise.
7340 (dse_step5): Rename from ...
7341 (dse_step5_nospill): ... this. Remove alias_set handling.
7342 (rest_of_handle_dse): Adjust.
7344 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7347 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7348 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7349 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7350 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7352 2016-04-05 Richard Biener <rguenther@suse.de>
7355 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7356 non-register type temporaries into SSA.
7358 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7361 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7362 calls when sanitizing.
7363 (possible_polymorphic_call_target_p): Fix formatting.
7365 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7366 Jakub Jelinek <jakub@redhat.com>
7369 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7370 to ensure a call statement is compatible with a built-in's
7372 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7375 2016-04-04 Richard Biener <rguenther@suse.de>
7377 PR rtl-optimization/70484
7378 * rtl.h (canon_output_dependence): Declare.
7379 * alias.c (canon_output_dependence): New function.
7380 * dse.c (record_store): Use canon_output_dependence rather
7381 than canon_true_dependence.
7383 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7386 * cgraph.h (symtab_node::copy_visibility_from): New function.
7387 * symtab.c (symtab_node::copy_visibility_from): New function.
7388 * ipa-visibility.c (optimize_weakref): New function.
7389 (function_and_variable_visibility): Use it.
7391 2016-04-04 Martin Liska <mliska@suse.cz>
7394 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7395 value that is really in range handled by SBR instruction.
7396 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7397 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7398 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7400 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7404 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7405 set, but not for SP_REG operands.
7407 2016-04-02 Martin Sebor <msebor@redhat.com>
7410 * fold-const.c (maybe_nonzero_address): New function.
7411 (fold_comparison): Call it. Fold equality and relational
7412 expressions involving null pointers.
7413 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7415 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7417 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7418 the "Y" constraint (scalar FP 0.0 immediate).
7420 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7421 Add the "const_double" to the list of operand constraints.
7423 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7425 PR rtl-optimization/70467
7426 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7427 If low word of the last operand is 0, just emit addition/subtraction
7430 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7433 * config/s390/s390.c (s390_expand_insv): Check for everything
7434 constant instead of just VOIDmode stuff.
7436 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7439 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7441 2016-04-01 Nathan Sidwell <nathan@acm.org>
7443 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7445 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7447 PR rtl-optimization/70461
7448 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7451 2016-03-31 Martin Liska <mliska@suse.cz>
7454 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7455 a tree value or an immediate integer value to a buffer
7456 that is eventually copied to a BRIG section.
7457 (emit_immediate_operand): Call the function here.
7458 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7459 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7460 of class' fields that are removed.
7461 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7462 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7463 m_brig_repr_size fields.
7465 2016-03-31 Martin Liska <mliska@suse.cz>
7468 * hsa-gen.c (hsa_function_representation::update_dominance): New
7470 (convert_addr_to_flat_segment): Likewise.
7471 (gen_hsa_memory_set): New alignment argument.
7472 (gen_hsa_ctor_assignment): Likewise.
7473 (gen_hsa_insns_for_single_assignment): Provide alignment
7474 to gen_hsa_ctor_assignment.
7475 (gen_hsa_insns_for_direct_call): Add new argument.
7476 (expand_lhs_of_string_op): New function.
7477 (expand_string_operation_builtin): Likewise.
7478 (expand_memory_copy): New function.
7479 (expand_memory_set): New function.
7480 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7481 (convert_switch_statements): Change signature.
7482 (generate_hsa): Use a return value of the function.
7483 (pass_gen_hsail::execute): Do not call
7484 convert_switch_statements here.
7485 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7486 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7487 (hsa_function_representation::update_dominance): New function.
7489 2016-03-31 Martin Liska <mliska@suse.cz>
7492 * hsa-brig.c (emit_directive_variable): Emit alignment
7493 according to hsa_symbol::m_align.
7494 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7495 (dump_hsa_symbol): Dump alignment of HSA symbols.
7496 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7497 (gen_hsa_addr_with_align): New function.
7498 (hsa_bitmemref_alignment): Use newly added function.
7499 (gen_hsa_insns_for_load): Likewise.
7500 (gen_hsa_insns_for_store): Likewise.
7501 (gen_hsa_memory_copy): New argument added.
7502 (gen_hsa_insns_for_single_assignment): Respect
7503 alignment for assignments processed via gen_hsa_memory_copy.
7504 (gen_hsa_insns_for_direct_call): Likewise.
7505 (gen_hsa_insns_for_return): Likewise.
7506 (gen_function_def_parameters): Set default alignment.
7507 * hsa.c (hsa_object_alignment): New function.
7508 (hsa_byte_alignment): Pasted function.
7509 * hsa.h (hsa_symbol::m_align): New field.
7511 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7513 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7514 scratch field for goto case.
7516 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7518 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7520 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7523 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7524 (scalar_chain::convert_insn): Call convert_op for reg
7525 moves to handle undefined registers.
7527 2016-03-31 Nathan Sidwell <nathan@acm.org>
7530 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7531 Assert we don't want to move backwards.
7533 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7536 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7538 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7540 PR rtl-optimization/70460
7541 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7542 with operand from REG_LABEL_OPERAND, instead substitute
7543 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7544 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7546 2016-03-31 Martin Liska <mliska@suse.cz>
7548 * passes.c (execute_one_pass): Do not call
7549 todo_after for a discarded function.
7551 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7553 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7554 (no_cost, infinite_cost): Initialize the new field.
7555 (get_computation_cost_at): Record setup cost.
7556 (determine_use_iv_cost_address): Skip cost computation for sub
7557 uses if we can estimate it without losing accuracy.
7559 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7561 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7563 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7564 max_loop_iterations_int.
7565 (tree_unswitch_outer_loop): Likewise.
7566 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7567 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7569 2016-03-30 Richard Biener <rguenther@suse.de>
7572 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7574 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7577 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7578 in gen_blendm expander.
7580 2016-03-30 Nick Clifton <nickc@redhat.com>
7583 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7584 case where we are already provided with an SImode SUBREG.
7586 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7589 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7590 conflict between DRAP register and __builtin_eh_return.
7592 2016-03-30 Michael Matz <matz@suse.de>
7593 Richard Biener <rguenther@suse.de>
7596 * ipa-polymorphic-call.c (struct type_change_info): Change
7597 speculative to an unsigned allowing to limit the work we do.
7598 (csftc_abort_walking_p): New inline function..
7599 (check_stmt_for_type_change): Limit the number of may-defs
7600 skipped for speculative devirtualization to
7601 max-speculative-devirt-maydefs.
7602 * params.def (max-speculative-devirt-maydefs): New param.
7603 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7605 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7608 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7611 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7613 PR tree-optimization/59124
7614 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7615 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7617 2016-03-29 Jeff Law <law@redhat.com>
7619 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7621 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7623 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7626 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7628 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7629 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7630 gcrt0.o if linking dynamically.
7632 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7635 * ipa-devirt.c (methods_equal_p): New function.
7636 (compare_virtual_tables): Use it.
7637 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7638 * cgraphclones.c (clone_function_name_1): Use
7639 symbol_table::symbol_suffix_separator.
7640 * coverage.c (build_var): Likewise.
7641 * symtab.c (symbol_table::symbol_suffix_separator): New.
7643 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7645 PR rtl-optimization/70429
7646 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7647 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7648 mode != result_mode.
7651 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7653 PR tree-optimization/70405
7654 * ssa-iterators.h (num_imm_uses): Add missing braces.
7656 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7658 PR rtl-optimization/68695
7659 * ira-color.c (allocno_copy_cost_saving): New.
7660 (improve_allocation): Use it.
7662 2016-03-29 Richard Henderson <rth@redhat.com>
7665 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7667 2016-03-29 Richard Biener <rguenther@suse.de>
7670 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7671 use alignment returned by get_pointer_alignment_1 if it is
7672 bigger than BITS_PER_UNIT.
7673 * builtins.c (get_pointer_alignment_1): Do not return true
7674 for alignment extracted from SSA info.
7676 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7678 * config/ft32/ft32.opt (mnodiv): New.
7679 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7680 * doc/invoke.texi (FT32 Options -mnodiv): New.
7682 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7685 * config/i386/i386.md (define_split, andn): Fix modes.
7687 2016-03-26 Richard Biener <rguenther@suse.de>
7688 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7691 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7693 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7694 as 2nd argument to cl_optimization_restore().
7696 2016-03-25 Richard Henderson <rth@redhat.com>
7699 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7700 * config/aarch64/aarch64-protos.h: Declare it.
7701 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7703 2016-03-25 Alan Modra <amodra@gmail.com>
7706 * config/rs6000/constraints.md (j): Simplify.
7707 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7709 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7710 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7711 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7712 in all constraint alternatives.
7713 (movtd_64bit_nodm): Delete "j" constraint alternative.
7715 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7717 * tree-ssa-propagate.c: Enhance docs for
7718 SSA_PROP_NOT_INTERESTING.
7720 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7722 * doc/extend.texi: Fix typo in documentation to pure attribute.
7724 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7727 * config/pa/pa.md (bswapdi2): Use a scratch register.
7729 2016-03-24 Richard Henderson <rth@redhat.com>
7732 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7735 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7737 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7738 using ix86_expand_binary_operator instead of gen_andsi3.
7740 2016-03-24 Richard Biener <rguenther@suse.de>
7742 PR tree-optimization/70396
7743 * tree-vect-stmts.c (vectorizable_comparison): Use
7744 get_vectype_for_scalar_type.
7746 2016-03-24 Richard Biener <rguenther@suse.de>
7749 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7750 with register bases.
7752 2016-03-24 Richard Biener <rguenther@suse.de>
7754 PR tree-optimization/70372
7755 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7756 build_all_ones_cst to also handle vector types correctly.
7758 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7761 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7764 2016-03-23 Marek Polacek <polacek@redhat.com>
7767 * doc/invoke.texi: Document -Wignored-attributes.
7769 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7771 PR tree-optimization/69042
7772 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7773 parameter from 30 to 40.
7775 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7777 PR tree-optimization/69042
7778 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7779 for use with constant offset stripped in base.
7781 2016-03-23 Richard Biener <rguenther@suse.de>
7784 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7785 mode compatibility check.
7786 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7788 2016-03-23 Jeff Law <law@redhat.com>
7790 PR tree-optimization/64058
7791 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7793 (struct ssa_conflicts): Move up earlier in the file.
7794 (conflicts_, var_map_): New static variables.
7795 (initialize_conflict_count): New function to initialize the
7796 CONFLICT_COUNT field for each conflict pair.
7797 (compare_pairs): Lazily initialize the conflict count and use it
7798 as the first tie-breaker.
7799 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7800 and wipe conflicts_ and map_ around the call to qsort. Remove
7801 special case for 2 coalesce pairs.
7802 * bitmap.c (bitmap_count_unique_bits): New function.
7803 (bitmap_count_bits_in_word): New function, extracted from
7805 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7806 * bitmap.h (bitmap_count_unique_bits): Declare it.
7808 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7811 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7812 transparent alias chain for decl assembler name.
7813 * config/sol2.c (solaris_assemble_visibility): Likewise.
7815 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7817 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7819 (v10_fdivs): Likewise.
7820 (v10_fdivd): Likewise.
7822 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7825 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7826 to not call fclose twice on file.
7828 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7830 PR tree-optimization/70354
7831 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7832 oprnd0 is wider than oprnd1 and there is a cast from the wider
7833 type to oprnd1, mask it with the mask of the narrower type.
7836 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7837 Optimize TARGET_STV splitters, if high or low word of last argument
7840 2016-03-22 Jeff Law <law@redhat.com>
7843 tree-ssa-threadbackward.c
7844 (fsm_find_control_statement_thread_paths): Correctly distinguish
7845 between old style jump threads vs FSM jump threads.
7847 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7850 * config/i386/i386.c (scalar_chain::convert_op): Support
7851 uninitialized register usage case.
7853 2016-03-22 Richard Biener <rguenther@suse.de>
7856 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7858 (capture::gen_transform): ... to change behavior when substituting
7859 a condition into cond or not-cond expr context.
7860 (dt_simplify::gen_1): Adjust.
7861 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7862 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7863 last change and instead change to
7864 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7865 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7867 2016-03-22 Anthony Green <green@moxielogic.com>
7869 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7870 issue for moxiebox targets.
7871 (CC1PLUS_SPEC): Ditto.
7873 2016-03-22 Richard Biener <rguenther@suse.de>
7876 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7879 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7881 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7883 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7886 * config/i386/i386.c (def_builtin): Handle
7887 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7889 (const struct builtin_description bdesc_special_args[]):
7890 Remove duplicate ISA bits.
7892 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7895 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7896 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7897 in a way that works also for AVX512BW.
7900 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7901 instead of source if operands[1] is xmm16 and above and
7902 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7903 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7906 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7907 on assign if (*from_p) is a comparison, set it to
7908 TREE_NO_WARNING (*from_p).
7910 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7913 * lra.c (restore_scratches): Ignore deleted insns.
7915 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7916 Jakub Jelinek <jakub@redhat.com>
7918 PR tree-optimization/70317
7919 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7922 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7925 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7926 of ix86_expand_move.
7928 (movti): Use general_operand for operand 1 predicate.
7930 2016-03-21 Martin Liska <mliska@suse.cz>
7932 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7934 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7936 2016-03-21 Martin Liska <mliska@suse.cz>
7939 * ipa-icf.c (sem_function::parse): Skip static
7940 constructors and destructors.
7942 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7945 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7946 function-like macro, peek following token(s) if it is followed
7947 by CPP_OPEN_PAREN token with optional padding in between, and
7948 if not, don't treat it like a macro.
7950 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7951 Alexander Monakov <amonakov@ispras.ru>
7953 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7954 for the stabs debug format.
7956 2016-03-21 Richard Biener <rguenther@suse.de>
7958 PR tree-optimization/70310
7959 * tree-vect-generic.c (expand_vector_condition): Fold the built
7962 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7965 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7966 Block third alternative for AVX-512VL target,
7968 2016-03-21 Martin Liska <mliska@suse.cz>
7971 * hsa-brig.c (emit_function_directives): Mark unemitted
7972 global variables for emission.
7973 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7974 (get_symbol_for_decl): Likewise.
7975 * hsa.h (struct hsa_symbol): New flag.
7977 2016-03-21 Richard Biener <rguenther@suse.de>
7979 PR tree-optimization/70288
7980 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7981 we do not estimate unsimplified all-constant conditionals or
7982 switches as optimized away.
7984 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7986 PR rtl-optimization/69102
7987 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7988 when we have a readonly dependency context.
7990 2016-03-18 Jeff Law <law@redhat.com>
7992 PR rtl-optimization/70263
7993 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7994 (update_equiv_regs): When trying to move a store to after the insn
7995 that sets the source of the store, make sure the store occurs after
7996 the insn that sets the source of the store. When successful note
7997 the REG_EQUIV note created in the dump file.
7999 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8000 Bernd Schmidt <bschmidt@redhat.com>
8002 * doc/extend.texi: Document more potential problems with basic asms.
8004 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8006 PR rtl-optimization/70278
8007 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8010 2016-03-18 Jason Merrill <jason@redhat.com>
8012 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8014 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8016 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8017 values to 128b regs.
8019 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8021 PR tree-optimization/70252
8022 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8023 boolean vector has a proper number of elements.
8024 (supportable_narrowing_operation): Likewise.
8026 2016-03-18 Tom de Vries <tom@codesourcery.com>
8029 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8031 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8033 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8034 instead of replace_rtx for DEBUG_INSNs.
8036 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8038 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8039 load type reservations.
8041 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8044 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8045 define_constraint for "Q" and "T" constraints.
8047 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8049 Tweak the pipeline model for Exynos M1
8051 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8054 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8057 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8058 where one or both locations aren't within a line_map.
8060 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8063 * opts.c (finish_options): Don't set flag_pie to the default if
8064 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8067 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8069 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8070 true as ALL_REGS argument to replace_rtx.
8072 2016-03-17 Richard Biener <rguenther@suse.de>
8075 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8078 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8081 * rtl.h (replace_rtx): Add ALL_REGS argument.
8082 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8083 equality and assert mode is the same, instead of just rtx pointer
8085 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8086 true as ALL_REGS argument to replace_rtx.
8088 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8090 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8091 for boolean vector with vector mode only.
8092 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8094 2016-03-17 Nick Clifton <nickc@redhat.com>
8097 * config/rx/rx.c (rx_print_integer): Print negative constants in
8100 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8103 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8105 2016-03-16 Richard Henderson <rth@redhat.com>
8106 Richard Biener <rguenth@suse.de>
8111 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8112 first operand as is_gimple_condexpr.
8117 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8118 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8119 Do not gimplify the result.
8120 (do_unop): Adjust call to tree_vec_extract.
8121 (do_binop): Likewise.
8122 (do_compare): Likewise.
8123 (do_plus_minus): Likewise.
8124 (do_negate): Likewise.
8125 (expand_vector_condition): Likewise.
8126 (do_cond): Likewise.
8128 2016-03-16 Richard Henderson <rth@redhat.com>
8131 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8132 (aarch64_classify_address): Use it.
8133 (aarch64_legitimize_address): Force all subexpressions of PLUS
8134 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8136 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8137 Richard Biener <rguenth@suse.de>
8140 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8141 return to even if only REGNO is equal, and assert
8144 2016-03-11 Jeff Law <law@redhat.com>
8146 PR rtl-optimization/70224
8147 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8149 2016-03-16 Richard Henderson <rth@redhat.com>
8152 * function.h (struct function): Add has_forced_label_in_static.
8153 * gimplify.c (force_labels_r): Set it.
8154 * lto-streamer-in.c (input_struct_function_base): Read it.
8155 * lto-streamer-out.c (output_struct_function_base): Write it.
8156 * tree-inline.c (has_label_address_in_static_1): Remove.
8157 (copy_forbidden): Remove fndecl parameter; test
8158 has_forced_label_in_static.
8159 (inline_forbidden_p): Update call to copy_forbidden.
8160 (tree_versionable_function_p): Likewise.
8161 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8162 (chkp_versioning): Likewise.
8163 * tree-inline.h (copy_forbidden): Update decl.
8165 2016-03-16 Marek Polacek <polacek@redhat.com>
8168 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8169 function being thunked if the result type doesn't have fixed size.
8170 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8171 doesn't have fixed size.
8173 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8175 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8176 reporting malformed loop nest.
8178 2016-03-16 Tom de Vries <tom@codesourcery.com>
8181 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8182 nodes.length () == 1 test to before first nodes[0] access.
8184 2016-03-16 Tom de Vries <tom@codesourcery.com>
8186 PR tree-optimization/68715
8187 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8190 2016-03-16 Tom de Vries <tom@codesourcery.com>
8192 PR tree-optimization/68809
8193 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8196 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8197 Sandra Loosemore <sandra@codesourcery.com>
8199 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8200 on leaf attribute. Mention ELF interposition problems.
8202 2016-03-16 Alan Modra <amodra@gmail.com>
8204 PR rtl-optimization/69195
8205 PR rtl-optimization/47992
8206 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8209 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8212 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8214 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8216 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8218 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8220 PR rtl-optimization/70222
8221 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8222 optimization if mode is different from result_mode, queue up masking
8223 of the result in outer_op. Formatting fix.
8226 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8229 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8231 PR rtl-optimization/69032
8232 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8233 looping backwards over basic block insns.
8235 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8238 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8239 to non-speculative when propagating trap bits.
8241 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8243 PR rtl-optimization/63384
8244 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8247 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8250 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8251 factored out from ...
8252 (sched_analyze_insn): ... here.
8253 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8254 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8255 get_implicit_reg_pending_clobbers in it.
8256 (setup_id_reg_sets): Use setup_id_implicit_regs.
8257 (deps_init_id): Ditto.
8259 2016-03-15 Tom de Vries <tom@codesourcery.com>
8262 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8264 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8265 execute_function_dump.
8266 (execute_one_pass): Don't dump function if it will be dumped after ipa
8269 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8271 * genrecog.c (match_pattern_2): If pred is NULL don't call
8272 safe_predicate_mode on it.
8274 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8277 * lra-constraints.c (delete_move_and_clobber): Change assertion
8278 to also allow dregno == 0.
8280 2016-03-14 Richard Henderson <rth@redhat.com>
8283 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8284 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8285 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8286 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8289 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8292 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8294 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8296 * lra-constraints.c (split_reg): For hard regs, try to find the
8297 biggest single-register mode used in the function.
8299 2016-03-14 Richard Biener <rguenther@suse.de>
8301 PR tree-optimization/56365
8302 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8303 constants to compare against.
8305 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8308 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8309 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8310 (define_split for the GPR case): Use int_reg_operand instead of
8311 gpc_reg_operand for the output.
8313 2016-03-14 Tom de Vries <tom@codesourcery.com>
8315 PR tree-optimization/70045
8316 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8317 create_empty_if_region_on_edge argument.
8319 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8321 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8322 (STACK_CHECK_PROTECT): Likewise.
8323 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8324 (STACK_CHECK_PROTECT): Likewise.
8325 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8326 (STACK_CHECK_PROTECT): Likewise.
8327 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8328 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8329 (STACK_CHECK_PROTECT): Likewise.
8331 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8333 PR rtl-optimization/69307
8334 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8335 registers in modes that span more than one register.
8337 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8340 * lra-constraints.c (delete_move_and_clobber): New.
8341 (remove_inheritance_pseudos): Use it.
8343 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8346 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8347 the libcall is LCT_THROW.
8348 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8349 for the checking routine.
8351 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8354 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8355 optimization if we have direct move.
8356 (roundu32<mode>2_fprs): Likewise.
8358 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8361 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8363 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8364 Arguments swapped. All callers changed. Take reg_renumber into
8365 account, and Calculate and compare register ranges for hard regs.
8367 2016-03-11 Jeff Law <law@redhat.com>
8369 PR tree-optimization/70190
8370 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8371 Handle cases where we can not extract the taken edge, even though we
8372 found a constant value.
8374 PR tree-optimization/64058
8375 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8376 (num_coalesce_pairs): Move up earlier in file.
8377 (find_coalesce_pair): Initialize the INDEX field for each pair
8379 (compare_pairs): No longer sort on the elements in each pair.
8380 Instead break ties with the index of the coalesce pair.
8382 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8385 * config/aarch64/aarch64-protos.h
8386 (aarch64_save_restore_target_globals): New prototype.
8387 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8388 Call the above when popping pragma.
8389 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8391 (aarch64_set_current_function): Rewrite using the above.
8393 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8395 PR tree-optimization/70177
8396 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8397 (extract_ops_from_tree): ... this. In the 2 argument
8398 overload remove _1 suffix.
8399 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8400 (extract_ops_from_tree): ... this.
8401 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8403 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8404 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8405 extract_ops_from_tree instead of 2 operand one.
8407 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8409 PR tree-optimization/70013
8410 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8411 for constant-pool entries.
8413 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8415 PR rtl-optimization/70174
8416 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8417 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8419 PR tree-optimization/70169
8420 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8421 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8424 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8425 Jakub Jelinek <jakub@redhat.com>
8428 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8429 of uninitialized values.
8431 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8433 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8435 ("*trunctddd2"): New pattern definition.
8436 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8439 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8441 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8442 definitions for BFP and DFP rounding modes.
8443 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8444 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8445 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8446 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8449 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8451 * config/s390/constraints.md: Adjust comment.
8452 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8453 s390_decompose_addrstyle_without_index.
8454 * config/s390/predicates.md (shift_count_or_setmem_operand):
8455 Rename to setmem_operand.
8456 * config/s390/s390-protos.h
8457 (s390_decompose_shift_count): Rename to
8458 s390_decompose_addrstyle_without_index.
8459 * config/s390/s390.c (s390_decompose_shift_count)
8460 (s390_mem_constraint, print_shift_count_operand)
8461 (print_operand_address, print_operand): Rename
8462 s390_decompose_shift_count to
8463 s390_decompose_addrstyle_without_index and rename
8464 print_shift_count_operand to print_addrstyle_operand troughout the
8466 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8467 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8468 Rename shift_count_or_setmem_operand to setmem_operand.
8469 * config/s390/vx-builtins.md ("vec_insert<mode>")
8470 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8473 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8476 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8477 Handle overlapping retval and newval.
8479 2016-03-10 Nick Clifton <nickc@redhat.com>
8482 * config/aarch64/aarch64.c
8483 (aarch64_override_options_after_change_1): When forcing
8484 flag_omit_frame_pointer to be true, use a special value that can
8485 be detected if this function is called again, thus preventing
8486 flag_omit_leaf_frame_pointer from being forced to be false.
8488 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8490 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8491 Set x_flag_omit_leaf_frame_pointer when handling
8492 -momit-leaf-frame-pointer.
8494 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8497 * cgraph.c (cgraph_node::dump): Dump split_part and
8498 indirect_call_target.
8499 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8500 * ipa.c (has_addr_references_p): Cleanup.
8501 (is_indirect_call_target_p): New.
8502 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8503 called indirectly as local.
8504 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8506 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8509 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8510 on cxa_pure_virtual.
8512 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8515 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8517 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8520 * tree.c (need_assembler_name_p): Only record main variant type names.
8522 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8525 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8526 Always define to 0 or 1.
8527 (TARGET_FIX_ERR_A53_843419): New macro.
8528 * config/aarch64/aarch64-elf-raw.h
8529 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8530 * config/aarch64/aarch64-linux.h: Likewise.
8531 * config/aarch64/aarch64.c
8532 (aarch64_override_options_after_change_1): Do not default
8533 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8535 (aarch64_attributes): Handle fix-cortex-a53-843419.
8536 (aarch64_can_inline_p): Likewise.
8537 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8539 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8540 Jakub Jelinek <jakub@redhat.com>
8542 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8543 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8544 DECL_COMMONS if flag_unconstrained_commons is set.
8545 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8546 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8547 (funconstrained-commons): Document.
8549 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8551 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8552 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8554 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8556 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8557 has a proper number of elements.
8559 2016-03-10 Alan Modra <amodra@gmail.com>
8561 PR rtl-optimization/69195
8562 PR rtl-optimization/47992
8563 * ira.c (recorded_label_ref): Delete.
8564 (update_equiv_regs): Return void.
8565 (indirect_jump_optimize): New function.
8566 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8567 before regstat_compute_ri. Don't rebuild_jump_labels here.
8568 Delete update_regstat.
8570 2016-03-10 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/70128
8573 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8574 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8576 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8578 PR tree-optimization/70152
8579 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8580 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8583 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8584 instead of gen_sse2_loadlpd.
8585 * config/i386/sse.md (*vec_concatv2df): Rename to...
8586 (vec_concatv2df): ... this.
8588 PR tree-optimization/70127
8589 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8591 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8595 * diagnostic-show-locus.c (compatible_locations_p): New function.
8596 (layout::layout): Sanitize ranges using compatible_locations_p.
8598 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8602 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8603 location_range param with three const expanded_locations * and a
8605 (layout::layout): Replace call to
8606 rich_location::lazily_expand_location with get_expanded_location.
8607 Extract the range and perform location expansion here, passing
8608 the results to the layout_range ctor.
8609 * diagnostic.c (source_range::debug): Delete.
8610 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8611 of rich_location::get_expanded_location.
8612 * gcc-rich-location.c (get_range_for_expr): Delete.
8613 (gcc_rich_location::add_expr): Reimplement to avoid the
8614 rich_location::add_range overload that took a location_range,
8615 passing a location_t instead.
8617 2016-03-09 Richard Biener <rguenther@suse.de>
8618 Jakub Jelinek <jakub@redhat.com>
8620 PR tree-optimization/70138
8621 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8622 Also skip vect_double_reduction_def.
8624 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8627 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8628 if the operand is "m".
8630 2016-03-09 Nathan Sidwell <nathan@acm.org>
8632 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8634 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8636 * config/i386/i386.c (processor_target_table): Fix cost table
8637 intialization order for znver1.
8639 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8641 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8642 - becuase -> because.
8643 * ipa-reference.c (ignore_module_statics): Likewise.
8644 * cgraph.c (cgraph_node::get_body): Likewise.
8645 * ipa-inline.c (early_inliner): Likewise.
8646 * ipa-devirt.c (types_same_for_odr): Likewise.
8647 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8648 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8650 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8652 * tree-ssa-math-opts.c: Fix typo in comment.
8654 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8657 * config/i386/i386.c (scalar_chain::make_vector_copies,
8658 scalar_chain::convert_reg): Call end_sequence in between
8659 get_insns and emit_conversion_insns rather than after both
8662 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8665 * config/i386/i386.h (machine_function): Add
8666 pc_thunk_call_expanded flag.
8667 (ix86_pc_thunk_call_expanded): New define.
8668 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8669 (*set_got): Rename insn pattern from set_got.
8670 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8671 * config/i386/i386.c (ix86_compute_frame_layout): Use
8672 ix86_pc_thunk_call_expanded to prevent red-zone.
8674 2016-03-07 Martin Jambor <mjambor@suse.cz>
8676 * hsa.h (hsa_get_ctor_statements): Declare.
8677 (hsa_get_dtor_statements): Likewise.
8678 (hsa_get_kernel_dispatch_type): Likewise.
8679 * hsa.c (hsa_get_ctor_statements): New function.
8680 (hsa_get_dtor_statements): Likewise.
8681 (hsa_get_kernel_dispatch_type): Likewise.
8682 * hsa-brig.c (hsa_cdtor_statements): Removed.
8683 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8684 hsa_get_dtor_statements.
8685 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8686 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8688 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8690 * config/arm/arm-cores.def (cortex-r8): New.
8691 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8692 * config/arm/arm-tune.md: Likewise.
8693 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8695 2016-03-07 Martin Sebor <msebor@redhat.com>
8697 PR rtl-optimization/19705
8698 * doc/invoke.texi (Options That Control Optimization): Clarify
8699 -fno-branch-count-reg.
8701 2016-02-26 Richard Biener <rguenther@suse.de>
8702 Jeff Law <law@redhat.com>
8704 PR tree-optimization/69740
8705 * cfghooks.c (remove_edge): Request loop fixups if we delete
8706 an edge that might turn an irreducible loop into a natural
8708 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8709 Move after definition of loops_state_clear.
8711 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8713 PR rtl-optimization/69052
8714 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8717 2016-03-07 Tom de Vries <tom@codesourcery.com>
8719 PR tree-optimization/70116
8720 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8721 is_tm_ending stmts and ubsan/asan internal functions.
8722 (find_duplicate): Use it. Don't test is_tm_ending here.
8724 2016-03-07 Richard Biener <rguenther@suse.de>
8726 PR tree-optimization/70115
8727 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8728 (propagate_constants_for_unrolling): Use replace_uses_by.
8730 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8733 * omp-low.c (struct oacc_loop): Add ifns.
8734 (new_oacc_loop_raw): Initialize it.
8735 (finish_oacc_loop): Clear mask & flags if no ifns.
8736 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8737 (oacc_loop_xform_loop): Add ifns arg & adjust.
8738 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8740 2016-03-07 Richard Henderson <rth@redhat.com>
8743 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8744 (insert_value_copy_on_edge): Likewise.
8746 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8748 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8750 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8753 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8755 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8757 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8759 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8761 Fix sseimul type attribute.
8762 * config/i386/znver1.md
8763 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8764 znver1_sseimul_avx256_load) : Fix the type attribute.
8765 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8766 pipe usage and latency.
8768 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8771 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8772 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8775 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8778 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8780 PR rtl-optimization/69941
8781 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8782 the reg share its mode.
8784 2016-03-04 Jeff Law <law@redhat.com>
8786 PR tree-optimization/69196
8787 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8788 If the both SSA_NAMEs are anonymous, then consider them unassociated
8789 and include the PHI in the statement count.
8791 2016-03-05 Tom de Vries <tom@codesourcery.com>
8793 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8794 construct in oacc routine. Check for oacc region in oacc routine.
8796 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8799 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8800 2016-02-22 changes, instead don't recurse if RECUR is already true.
8801 Don't change *dynamic_check if RECUR. Adjust recursive caller
8802 to pass true to the new argument.
8803 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8806 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8807 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8809 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8811 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8813 PR rtl-optimization/57676
8814 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8817 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8819 * tree-vect-patterns.c (search_type_for_mask): Handle
8820 comparison of booleans.
8822 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8824 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8828 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8829 all other ops that have dw_val_class_die_ref operands,
8830 and DW_OP_GNU_entry_value.
8832 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8834 PR rtl-optimization/69904
8835 * config/arm/arm.c (arm_cannot_copy_insn_p):
8836 Return true for load-exclusive instructions.
8838 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8841 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8842 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8843 the pattern no matter if it is used just by non-pattern, pattern
8845 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8846 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8847 oprnd1 def_stmt is in pattern, don't look through it.
8849 2016-03-03 Marek Polacek <polacek@redhat.com>
8852 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8854 2016-03-03 Martin Liska <mliska@suse.cz>
8856 PR tree-optimization/70043
8857 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8858 previous statement if we see a debug statement.
8860 2016-03-03 Richard Biener <rguenther@suse.de>
8862 PR tree-optimization/55936
8863 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8864 parameter and guard unsafe equivalence use.
8865 (vrp_evaluate_conditional_warnv_with_ops): Always use
8866 safe equivalences but not via the quadratic compare_names
8869 2016-03-03 Michael Collison <michael.collison@linaro.org>
8872 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8873 for operand 1 to s_register_operand. Change predicate for operand
8874 2 to arm_not_immediate_operand.
8876 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8878 * doc/tm.texi: Regenerated.
8880 2016-03-02 Richard Henderson <rth@redhat.com>
8883 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8884 simplification when all args are positive non-fixed registers.
8886 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8888 * target.def (lra_p): Specify that new ports should use LRA.
8890 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8893 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8894 gimplify_type_sizes the type they refer to.
8895 (omp_notice_variable): Handle reference vars to VLAs.
8896 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8897 reference to VLA decls in the second pass instead of first pass.
8899 2016-03-02 Tom de Vries <tom@codesourcery.com>
8901 PR tree-optimization/68659
8902 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8903 new_expr == NULL_TREE.
8904 (get_new_name): Handle ADDR_EXPR.
8906 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8908 PR rtl-optimization/69052
8909 * loop-invariant.c (canonicalize_address): New function.
8910 (inv_can_prop_to_addr_use): Check validity of address expression
8911 which is canonicalized by above function.
8913 2016-03-02 Alan Modra <amodra@gmail.com>
8916 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8919 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8922 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8923 (*movhi_internal): Put mask moves from and to memory separately
8924 from moves from/to GPRs.
8926 2016-03-02 Richard Biener <rguenther@suse.de>
8928 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8929 GENERIC expressions in GIMPLE.
8931 2016-03-02 Richard Biener <rguenther@suse.de>
8933 * config/i386/i386.c (type_natural_mode): Fix typo.
8935 2016-03-02 Nick Clifton <nickc@redhat.com>
8937 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8939 2016-03-02 Richard Biener <rguenther@suse.de>
8940 Uros Bizjak <ubizjak@gmail.com>
8943 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8945 2016-03-02 Richard Biener <rguenther@suse.de>
8948 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8950 2016-03-02 Marek Polacek <polacek@redhat.com>
8953 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8954 "is promoted to" warning.
8956 2016-03-01 DJ Delorie <dj@redhat.com>
8958 * config.gcc: Deprecate mep-*.
8960 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8963 * lra-constraints.c (regno_val_use_in): New.
8964 (match_reload): Use it instead of regno_use_in.
8966 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8968 PR rtl-optimization/70007
8969 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8970 references present in REG_EQUAL notes attached to non-SET patterns.
8972 2016-03-01 Jeff Law <law@redhat.com>
8974 PR tree-optimization/69196
8975 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8976 Appropriately clamp the number of statements to copy when the
8977 thread path does not traverse a loop backedge.
8979 PR tree-optimization/69196
8980 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8981 Do count some PHIs in the thread path against the insn count. Decrease
8982 final statement count by one as the control statement in the last
8983 block will get removed. Remove special cased code for handling PHIs
8986 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8989 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8990 asm dialect alternatives to explicit GOTPCREL calls.
8992 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8995 * ira.c (do_reload): Issue warning for generic stack checking here...
8996 * reload1.c (reload): ...instead of here and streamline it.
8998 2016-03-01 Nick Clifton <nickc@redhat.com>
9000 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9002 2016-03-01 Richard Biener <rguenther@suse.de>
9004 PR tree-optimization/69983
9005 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9006 types and fall back to operand_equal_p.
9008 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9011 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9013 * config/s390/constraints.md ("jm8"): New constraint.
9014 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9016 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9018 ("*setmem_long<setmem_and>"): New pattern.
9019 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9021 ("*setmem_long_31z<setmem_and>"): New pattern.
9022 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9023 New substitution rules with the required attributes.
9026 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9029 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9031 * gensupport.c (process_substs_on_one_elem): Split loop to
9032 complete mark_operands_used_in_match_dup on all expressions in the
9034 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9035 and remove function.
9037 2016-03-01 Richard Biener <rguenther@suse.de>
9040 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9041 vector BIT_FIELD_REF extract.
9043 2016-03-01 Richard Biener <rguenther@suse.de>
9045 PR tree-optimization/69994
9046 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9048 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9050 PR tree-optimization/69956
9051 * tree-vect-stmts.c (supportable_widening_operation): Support
9052 multi-step conversion of boolean vectors.
9053 (supportable_narrowing_operation): Likewise.
9055 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9057 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9060 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9062 * config/s390/subst.md (DSI_VI): New mode iterator.
9063 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9064 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9065 the insn definition.
9066 ("*vec_set<mode>"): Change predicate and add alternative to
9067 support only either register or const_int operands as element
9069 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9071 ("vec_extract<mode>"): New expander.
9072 ("*vec_extract<mode>"): New insn definition supporting reg and
9073 const_int element selectors.
9074 ("*vec_extract<mode>_plus"): New insn definition supporting
9075 reg+const_int element selectors.
9076 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9077 following expander+insn definition.
9078 ("<vec_shifts_name><mode>3"): New expander.
9079 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9081 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9083 * config/s390/s390.md ("*tabort_1"): Change predicate to
9084 nonmemory_operand. Add a second alternative to cover
9085 register as well as const int operands.
9086 ("*tabort_1_plus"): New pattern definition.
9088 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9090 * config/s390/s390.md ("*ashrdi3_cc_31")
9091 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9092 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9093 Merge insn definitions into ...
9094 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9095 New pattern definition.
9096 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9097 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9098 ("*ashr<mode>3_and"): Merge insn definitions into ...
9099 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9100 New pattern definition.
9101 * config/s390/subst.md ("addr_style_op_cc_subst")
9102 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9103 substitutions patterns plus attributes.
9104 Add ashiftrt to SUBST iterator.
9106 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9108 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9109 op2 to nonmemory_operand.
9110 ("*<shift>di3_31", "*<shift>di3_31_and"):
9111 Merge into single pattern definition ...
9112 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9113 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9114 pattern definition ...
9115 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9116 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9119 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9121 * config/s390/predicates.md (const_int_6bitset_operand): New
9123 * config/s390/s390.md: Include subst.md.
9124 ("rotl<mode>3"): New expander.
9125 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9127 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9128 * config/s390/subst.md: New file.
9130 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9132 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9133 Remove RRR type. It doesn't really exist.
9134 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9136 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9137 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9138 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9139 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9140 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9141 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9142 `enabled' attribute.
9144 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9146 * gensupport.c (process_substs_on_one_elem): Split loop to
9147 complete mark_operands_used_in_match_dup on all expressions in the
9149 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9150 and remove function.
9152 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9155 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9156 (CEIL_NWORDS): ...this. Use CEIL macro.
9157 (compute_fp_layout): Adjust to above renaming.
9158 (function_arg_union_value): Likewise.
9159 (sparc_arg_partial_bytes): Likewise.
9160 (sparc_function_arg_advance): Likewise.
9162 2016-02-29 Jeff Law <law@redhat.com>
9164 PR tree-optimization/70005
9165 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9166 where an object with a boolean range is compared against a value
9169 PR tree-optimization/69999
9170 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9171 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9174 2016-02-29 Richard Biener <rguenther@suse.de>
9176 PR tree-optimization/69994
9177 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9178 (get_unary_op): Look through nop conversions.
9179 (ops_equal_values_p): New function, look for equality diregarding
9181 (eliminate_plus_minus_pair): Use ops_equal_values_p
9182 (repropagate_negates): Do not use get_unary_op here.
9184 2016-02-29 Martin Liska <mliska@suse.cz>
9186 * system.h: Poison ENABLE_CHECKING macro.
9188 2016-02-29 Martin Liska <mliska@suse.cz>
9190 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9191 is presented in dump flags.
9192 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9193 (hsa_regalloc): Likewise.
9195 2016-02-19 Richard Biener <rguenther@suse.de>
9197 PR tree-optimization/69980
9198 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9199 permutation of those we need to keep.
9201 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9204 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9205 (NWORDS_UP): ...this
9206 (init_cumulative_args): Minor tweaks.
9207 (sparc_promote_function_mode): Likewise.
9208 (scan_record_type): Delete.
9209 (traverse_record_type): New function template.
9210 (classify_data_t): New structure type.
9211 (classify_registers): New inline function.
9212 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9213 exhausted. Instantiate traverse_record_type on classify_registers and
9214 deal with the case of a structure passed in slot #15 with no FP field
9216 (assign_data_t): New structure type.
9217 (compute_int_layout): New static function.
9218 (compute_fp_layout): Likewise.
9219 (count_registers): New inline function.
9220 (assign_int_registers): New static function.
9221 (assign_fp_registers): Likewise.
9222 (assign_registers): New inline function.
9223 (function_arg_record_value_1): Delete.
9224 (function_arg_record_value_2): Likewise.
9225 (function_arg_record_value_3): Likewise.
9226 (function_arg_record_value): Adjust to above changes. Instantiate
9227 traverse_record_type on count_registers to first count the number of
9228 registers to be used and then on assign_registers to assign them.
9229 (function_arg_union_value): Adjust to above renaming.
9230 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9231 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9232 case of a structure passed in slot #15
9233 (sparc_function_arg_advance): Likewise.
9234 (function_arg_padding): Minor tweak.
9236 2016-02-29 Richard Biener <rguenther@suse.de>
9238 PR tree-optimization/69720
9239 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9240 the adjustment_def path for possibly vectorized defs.
9241 (vect_create_epilog_for_reduction): Handle vectorized initial
9244 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9246 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9248 2016-02-27 Jeff Law <law@redhat.com>
9251 2016-02-26 Richard Biener <rguenther@suse.de>
9252 Jeff Law <law@redhat.com>
9254 PR tree-optimization/69740
9255 * cfghooks.c (remove_edge): Request loop fixups if we delete
9256 an edge that might turn an irreducible loop into a natural
9259 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9261 PR rtl-optimization/69896
9262 * tree-vect-generic.c (get_compute_type): Avoid single element
9265 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9267 Rename the AArch64 tuning option and related functions to enable the
9268 Newton series for the reciprocal square root to reflect its
9269 approximative characteristic.
9271 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9272 function to "aarch64_emit_approx_rsqrt".
9273 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9274 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9275 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9276 (xgene1_tunings): Likewise.
9277 (use_rsqrt_p): Likewise.
9278 (aarch64_emit_swrsqrt): Use new function name.
9279 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9280 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9281 text explaining this option.
9282 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9284 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9287 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9288 complain about -mallow-movmisalign without -mvsx if
9289 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9291 2016-02-26 Joel Sherrill <joel@rtems.org>
9293 * config.gcc: Add x86_64-*-rtems*.
9294 * config/i386/rtems-64.h: New file.
9296 2016-02-26 Joel Sherrill <joel@rtems.org>
9298 * config.gcc: Add aarch64-*-rtems*.
9299 * config/aarch64/rtems.h: New file.
9301 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9304 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9305 shift amount using %h. Add comment.
9307 2016-02-26 Richard Biener <rguenther@suse.de>
9308 Jeff Law <law@redhat.com>
9310 PR tree-optimization/69740
9311 * cfghooks.c (remove_edge): Request loop fixups if we delete
9312 an edge that might turn an irreducible loop into a natural
9315 2016-02-26 Martin Jambor <mjambor@suse.cz>
9318 * tree-sra.c (sra_modify_assign): Do not remove loads of
9319 uninitialized aggregates to SSA_NAMEs.
9321 2016-02-26 Richard Henderson <rth@redhat.com>
9324 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9325 pseudo in case the target rtx matches the source of the left
9328 2016-02-26 Martin Jambor <mjambor@suse.cz>
9331 * hsa.h (hsa_type_packed_p): Declare.
9332 * hsa.c (hsa_type_packed_p): New function.
9333 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9335 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9336 * hsa-brig.c (emit_basic_insn): Likewise.
9338 2016-02-26 Martin Jambor <mjambor@suse.cz>
9341 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9343 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9345 2016-02-26 Martin Jambor <mjambor@suse.cz>
9347 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9348 hsa_op_with_type operands.
9349 (hsa_unsigned_type_for_type): Declare.
9350 * hsa.c (hsa_unsigned_type_for_type): New function.
9351 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9352 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9353 the finalizer. Do not emit extra move.
9355 2016-02-26 Martin Jambor <mjambor@suse.cz>
9357 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9358 atomic operations in private segment.
9360 2016-02-26 Martin Jambor <mjambor@suse.cz>
9362 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9363 statements to wi->info. Also disallow omp simd constructs.
9364 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9365 for not gridifying. Dump special string for omp_for.
9367 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9370 * config/aarch64/aarch64.c (aarch64_set_current_function):
9371 Save/restore target globals when switching to
9372 target_option_default_node.
9374 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9377 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9378 Return 0 if !SHIFT_COUNT_TRUNCATED.
9380 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9381 Eric Botcazou <ebotcazou@adacore.com>
9383 PR rtl-optimization/69891
9384 * dse.c (scan_insn): If we can't figure out memset arguments
9385 or they are non-constant, call clear_rhs_from_active_local_stores.
9387 2016-02-26 Martin Liska <mliska@suse.cz>
9389 * doc/extend.texi: Mention clog10, clog10f an clog10l
9390 in Builtins section.
9392 2016-02-26 Martin Liska <mliska@suse.cz>
9394 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9396 (resolve_args_picking_1): Likewise.
9397 * dwarf2out.h (struct GTY): Likewise.
9399 2016-02-26 Martin Liska <mliska@suse.cz>
9401 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9403 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9405 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9406 Martin Liska <mliska@suse.cz>
9408 * doc/install.texi: Mention --enable-valgrind-annotations.
9410 2016-02-26 Richard Biener <rguenther@suse.de>
9412 PR tree-optimization/69551
9413 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9414 looking through aliases adjust DECL_PT_UID to refer to the
9415 ultimate alias target.
9417 2016-02-25 Martin Liska <mliska@suse.cz>
9420 * alloc-pool.c (after_memory_report): New variable.
9421 * alloc-pool.h (base_pool_allocator ::release): Do not use
9422 the infrastructure if after_memory_report.
9423 * toplev.c (toplev::main): Mark after memory report.
9425 2016-02-25 Richard Biener <rguenther@suse.de>
9427 PR tree-optimization/48795
9428 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9430 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9433 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9434 offloading is enabled and -fopenacc or -fopenmp is specified.
9435 (CRTOFFLOADEND): Likewise.
9436 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9437 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9438 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9439 (offload_objects_file_name): New static var.
9440 (tool_cleanup): Remove offload_objects_file_name file.
9441 (find_offloadbeginend): Replace with ...
9442 (find_crtoffloadtable): ... this.
9443 (run_gcc): Remove offload_argc and offload_argv.
9444 Get offload_objects_file_name from -foffload-objects=... option.
9445 Read names of object files with offload from this file, pass them to
9446 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9447 don't pass offloadbegin and offloadend to the linker. Don't pass
9448 offload non-LTO files to the linker, because now they're not claimed.
9450 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9453 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9454 on builtin_unreachable.
9456 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9458 PR rtl-optimization/69896
9459 * regcprop.c: Include cfgrtl.h.
9460 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9461 than remembered mode, either delete it (if noop_move_p), or
9462 treat like copy_p but not noop_p instruction.
9464 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9467 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9468 - allow NULL decl for Fortran DW_TAG_common_block variables.
9470 2016-02-24 Jason Merrill <jason@redhat.com>
9472 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9474 2016-02-24 Richard Biener <rguenther@suse.de>
9475 Jakub Jelinek <jakub@redhat.com>
9478 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9479 conditionally executed ops to well-defined overflow behavior.
9481 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9484 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9487 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9489 PR rtl-optimization/69886
9490 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9491 argument. Use it when checking validity of set instructions.
9492 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9493 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9495 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9496 * store-motion.c (find_moveable_store): Update
9497 can_assign_to_reg_without_clobbers_p callsite.
9499 2016-02-24 Richard Biener <rguenther@suse.de>
9502 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9504 (record_nonwrapping_iv): Do not fall back to the low/high bound
9505 for non-constant IV bases if the stmt is not always executed.
9507 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9509 * config/arm/arm-cores.def (cortex-a32): New entry.
9510 * config/arm/arm-tables.opt: Regenerate.
9511 * config/arm/arm-tune.md: Regenerate.
9512 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9513 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9514 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9515 for -mcpu and -mtune.
9517 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9520 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9521 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9522 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9523 (atomic_loaddi_1): Delete.
9524 (atomic_loaddi): Rewrite expander using the above changes.
9526 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9529 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9532 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9533 Richard Biener <rguenth@suse.de>
9536 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9537 set_mem_attributes if tem is SSA_NAME which got expanded
9540 2016-02-24 Richard Biener <rguenther@suse.de>
9542 PR tree-optimization/69907
9543 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9544 end of permutations for BB vectorization.
9546 2016-02-24 Christian Bruel <christian.bruel@st.com>
9548 * config/arm/arm-c.c (arm_option_override): Initialize
9549 target_option_current_node.
9550 * config/arm/arm.c (arm_pragma_target_parse): Replace
9551 build_target_option_node call by target_option_current_node.
9552 Set target_option_current_node.
9555 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9558 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9559 define_insn_and_split to define_insn.
9560 (zero_extendqi<mode>2_dot2): Same.
9561 (extendqi<mode>2_dot): Same.
9562 (extendqi<mode>2_dot2): Same.
9564 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9566 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9567 and add bypass for AES{D,E} and AESMC pairs.
9568 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9571 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9573 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9574 series for reciprocal square root in Exynos M1.
9576 2016-02-23 Martin Sebor <msebor@redhat.com>
9579 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9580 __builtin_alloca_with_align.
9582 2016-02-23 Richard Henderson <rth@redhat.com>
9584 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9585 (ix86_register_pragmas): Remove __seg_tls.
9586 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9587 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9588 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9589 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9590 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9591 * doc/extend.texi (__seg_tls): Remove item.
9593 2016-02-23 Richard Biener <rguenther@suse.de>
9595 * alloc-pool.h (struct allocation_object): Make id member
9596 conditional on CHECKING_P again.
9597 (get_instance): Adjust.
9598 (base_pool_allocator): Likewise.
9600 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9602 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9603 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9605 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9607 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9609 2016-02-23 Richard Biener <rguenther@suse.de>
9611 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9612 * bitmap.h (struct bitmap_usage): Likewise.
9613 (bitmap_move): Declare.
9614 * bitmap.c (register_overhead): Take size_t argument.
9615 (bitmap_move): New function.
9616 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9617 to properly account overhead.
9618 * tree.c (free_node): Use tree_size.
9620 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9623 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9624 when inverting comparison.
9627 * common.opt (Wunreachable-code): Add Warning flag.
9629 2016-02-23 Mark Wielaard <mjw@redhat.com>
9630 Jakub Jelinek <jakub@redhat.com>
9633 * cgraphunit.c (check_global_declaration): Check main_input_filename
9634 and DECL_SOURCE_FILE are not NULL.
9636 2016-02-23 Martin Jambor <mjambor@suse.cz>
9638 PR tree-optimization/69666
9639 * tree-sra.c (sra_modify_assign): Do not attempt to create
9640 default_def replacements for unscalarizable regions.
9642 2016-02-20 Mark Wielaard <mjw@redhat.com>
9645 * cgraphunit.c (check_global_declaration): Check level of
9646 warn_unused_const_variable and main_input_filename.
9647 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9648 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9649 (-Wunused-const-variable): Explain levels 1 and 2.
9651 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9654 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9655 identical arguments. Formatting and spelling fixes.
9658 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9663 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9664 and m68k-devices.def.
9665 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9666 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9668 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9670 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9671 and HImode registers.
9673 2016-02-22 Richard Biener <rguenther@suse.de>
9675 PR tree-optimization/69882
9676 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9677 preserve permutations present because of gaps.
9678 (vect_supported_load_permutation_p): Always continue checking
9679 permutations after vect_attempt_slp_rearrange_stmts.
9681 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9683 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9684 min_profitable_estimate, rather than min_profitable_iters.
9686 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9689 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9690 SImode for last match_operand.
9692 2016-02-22 Martin Liska <mliska@suse.cz>
9694 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9695 return bitsize - 1 as the return value.
9697 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9701 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9702 Handle negative shift counts.
9703 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9704 force_reg on the shift constant.
9705 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9706 (lshrsi3_d): Handle negative shift counts.
9708 2016-02-22 Richard Biener <rguenther@suse.de>
9709 Tom de Vries <tom@codesourcery.com>
9711 * graph.c: Include dumpfile.h.
9712 (print_graph_cfg): Split into three overloads.
9713 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9715 2016-02-22 Tom de Vries <tom@codesourcery.com>
9717 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9720 2016-02-22 Richard Biener <rguenther@suse.de>
9723 * ipa-inline-transform.c (inline_call): When not updating
9724 overall summaries adjust self size by the growth estimate.
9725 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9726 hash-set, do not update overall summaries here. Renamed from ...
9727 (inline_to_all_callers): ... this which is now wrapping the
9728 above and performing delayed overall summary update.
9729 (early_inline_small_functions): Delay updating of the overall
9732 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9734 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9737 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9740 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9741 :%* in %:gt() argument.
9742 (greater_than_spec_func): Adjust for expecting only numbers,
9743 if there are more than two numbers, compare the last two.
9745 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9747 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9748 -Wnarrowing with -std.
9750 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9753 * expr.c (store_field): Don't use bit-field path if exp is
9754 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9755 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9756 and the assignment can be performed by bitwise copy. Formatting
9760 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9761 call copy_reg_eh_region_note_forward on before and/or after sequences
9762 and remove note from insn if it no longer can throw.
9765 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9768 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9770 * config/s390/vector.md: Add missing commutative operand markers
9771 to the patterns which qualify for one.
9772 * config/s390/vx-builtins.md: Likewise.
9774 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9776 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9777 types to mode iterators.
9778 (vec_double): ... and mode attribute.
9779 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9781 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9783 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9784 Change the predicate of op2 from nonimmediate to general and let
9785 reload fix it if necessary.
9787 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9789 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9791 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9793 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9796 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9798 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9799 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9800 * config/s390/s390.md ("movstr<P:mode>"): Call
9801 s390_expand_vec_movstr.
9803 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9805 * config/s390/s390.md: Add missing output modifier for operand 1
9806 to print it as address properly.
9808 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9810 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9811 * config/s390/2964.md: New file.
9812 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9813 of insn grouping attributes depending on the CPU level.
9814 (s390_get_unit_mask): New function.
9815 (s390_sched_score): Remove the OOO from the scheduling macros.
9816 Add loop to calculate a score for the instruction mix.
9817 (s390_sched_reorder): Likewise plus improve debug output.
9818 (s390_sched_variable_issue): Rename macros as above. Calculate
9819 the unit distances after actually scheduling an insn. Improve
9821 (s390_sched_init): Clear last_scheduled_unit_distance array.
9822 * config/s390/s390.md: Include 2964.md.
9824 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9827 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9828 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9829 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9830 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9831 *avx512f_<code>v8div16qi2_mask_1): New insns.
9833 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9836 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9839 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9840 earlyclobber from target. Use wF constraint for fused memory
9842 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9844 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9845 Martin Liska <mliska@suse.cz>
9848 * cfgexpand.c (asan_sanitize_stack_p): New function.
9849 (partition_stack_vars): Use the function.
9850 (expand_stack_vars): Likewise.
9851 (defer_stack_allocation): Likewise.
9852 (expand_used_vars): Likewise.
9854 2016-02-18 Richard Biener <rguenther@suse.de>
9857 * fold-const.c (operand_equal_p): Properly compare offsets for
9858 IMAGPART_EXPR and ARRAY_REF.
9860 2016-02-18 Nick Clifton <nickc@redhat.com>
9864 * config/arm/arm.c (arm_option_override_internal): Disable
9865 interworking if the target does not support thumb instructions.
9866 (arm_reload_in_hi): Handle the case where a register to register
9867 move needs reloading because there is no simple pattern to handle
9869 (arm_reload_out_hi): Likewise.
9871 2016-02-18 Richard Biener <rguenther@suse.de>
9874 * match.pd: Don't use fold_binary or fold_unary for folding
9877 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9880 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9881 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9882 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9883 warn on gimple_no_warning_p statements.
9885 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9887 * doc/extend.texi (C++ Attributes): Correct description of
9888 warn_unused type attribute.
9890 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9892 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9893 correct instruction.
9895 2016-02-17 Richard Biener <rguenther@suse.de>
9897 PR rtl-optimization/69609
9898 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9899 (find_traces_1_round): When ending a trace update cached priority
9901 (bb_to_key): Use cached priority when available.
9902 (copy_bb): Initialize cached priority.
9903 (reorder_basic_blocks_software_trace_cache): Likewise.
9905 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9908 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9910 (aarch64_comparison_operator): Break overly long line into two.
9911 (aarch64_comparison_operation): Likewise.
9912 * config/aarch64/aarch64.md (cstorecc4): Use
9913 aarch64_comparison_operator_mode instead of
9914 aarch64_comparison_operator.
9915 (cstore<mode>4): Likewise.
9916 (aarch64_cstore<mode>): Likewise.
9917 (*cstoresi_insn_uxtw): Likewise.
9918 (cstore<mode>_neg): Likewise.
9919 (*cstoresi_neg_uxtw): Likewise.
9921 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9924 * config/arm/predicates.md (arm_comparison_operator_mode):
9926 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9927 instead of arm_comparison_operator.
9928 (*mov_negscc): Likewise.
9929 (*mov_notscc): Likewise.
9930 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9931 (*thumb2_mov_negscc): Likewise.
9932 (*thumb2_mov_negscc_strict_it): Likewise.
9933 (*thumb2_mov_notscc): Likewise.
9934 (*thumb2_mov_notscc_strict_it): Likewise.
9936 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9938 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9941 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9943 * config/visium/visium.c (machine_libfunc_index): New enum.
9944 (machine_libfuncs): New structure.
9945 (visium_libfuncs): New static variable.
9946 (TARGET_INIT_LIBFUNCS): Define to...
9947 (visium_init_libfuncs): ...this. New function.
9948 (expand_block_move_4): Use the appropriate libfunc.
9949 (expand_block_move_2): Likewise.
9950 (expand_block_move_1): Likewise.
9951 (expand_block_set_4): Likewise.
9952 (expand_block_set_2): Likewise.
9953 (expand_block_set_1): Likewise.
9954 (visium_trampoline_init): Likewise.
9956 2016-02-17 Nick Clifton <nickc@redhat.com>
9958 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9959 TI's devices.csv file as of March 2016.
9961 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9964 * opts-global.c (handle_common_deferred_options): Introduce and
9965 initialize two global variables to remember command-line options
9966 specifying a stack-limiting register.
9967 * opts.h: Add extern declarations of the two new global variables.
9968 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9969 variable based on the values of the two new global variables.
9971 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9974 * common.opt (Wnonnull-compare): New warning.
9975 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9976 of arguments against NULL.
9977 (-Wnonnull-compare): Document.
9978 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9979 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9980 * passes.def (pass_warn_nonnull_compare): Add.
9981 * gimple-ssa-nonnull-compare.c: New file.
9983 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9985 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9986 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9988 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9990 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9991 reciprocal sqrt for -mlow-precision-recip-sqrt.
9993 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9994 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9996 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9997 always use lane loads to construct non-constant vectors.
9999 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10001 * config/aarch64/aarch64.md
10002 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10003 constraints for operand 3.
10004 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10006 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10007 Richard Biener <rguenther@suse.de>
10009 PR tree-optimization/69820
10010 * tree-vect-patterns.c (type_conversion_p): Return false if
10011 *orig_type is unsigned single precision or boolean.
10012 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10015 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10017 PR rtl-optimization/69764
10018 PR rtl-optimization/69771
10019 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10020 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10022 2016-02-16 Richard Biener <rguenther@suse.de>
10024 PR tree-optimization/69776
10025 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10027 (indirect_refs_may_alias_p): Likewise.
10028 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10029 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10030 according to tbaa_p.
10031 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10032 (optimize_stmt): For redundant store discovery do not allow tbaa.
10034 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10036 PR tree-optimization/69714
10037 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10038 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10040 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10042 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10043 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10044 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10045 * config/arc/arc.c (arc_init): Check FPU options.
10046 (get_arc_condition_code): Handle new CC_FPU* modes.
10047 (arc_select_cc_mode): Likewise.
10048 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10049 register pair only. Allow access for ARCv2 accumulator.
10050 (gen_compare_reg): Whenever we have FPU support use FPU compare
10052 (arc_reorg): Don't generate brcc insns when FPU compare
10053 instructions are involved.
10054 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10055 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10056 floating point emulation.
10057 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10058 (REVERSE_CONDITION): Add new CC_FPU* modes.
10059 (TARGET_FP_SP_BASE): Define.
10060 (TARGET_FP_DP_BASE): Likewise.
10061 (TARGET_FP_SP_FUSED): Likewise.
10062 (TARGET_FP_DP_FUSED): Likewise.
10063 (TARGET_FP_SP_CONV): Likewise.
10064 (TARGET_FP_DP_CONV): Likewise.
10065 (TARGET_FP_SP_SQRT): Likewise.
10066 (TARGET_FP_DP_SQRT): Likewise.
10067 (TARGET_FP_DP_AX): Likewise.
10068 * config/arc/arc.md (ARCV2_ACC): New constant.
10069 (type): New fpu type attribute.
10070 (SDF): Conditional iterator.
10071 (cstore<mode>, cbranch<mode>): Change expand condition.
10072 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10073 handles FPU/FPX cases as well.
10074 * config/arc/arc.opt (mfpu): New option.
10075 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10077 (adddf3, muldf3, subdf3): Removed.
10078 * config/arc/predicates.md (proper_comparison_operator): Recognize
10080 * config/arc/fpu.md: New file.
10081 * doc/invoke.texi (ARC Options): Document mfpu option.
10083 2016-02-16 Richard Biener <rguenther@suse.de>
10085 PR rtl-optimization/69291
10086 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10087 noce_operand_ok check.
10089 2016-02-16 Tom de Vries <tom@codesourcery.com>
10092 * omp-low.c (simd_clone_create): Remove call to
10093 symtab->call_cgraph_insertion_hooks.
10095 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10097 PR tree-optimization/69802
10098 * tree-ssa-reassoc.c (update_range_test): If op is
10099 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10100 op == 1 test of precision 1 integral op, otherwise handle
10101 that case as op itself. Fix up formatting.
10102 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10105 2016-02-16 Richard Biener <rguenther@suse.de>
10107 PR tree-optimization/69586
10108 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10109 types for conversion sources.
10111 2016-02-16 Richard Biener <rguenther@suse.de>
10113 PR middle-end/69801
10114 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10115 mask OEP_ADDRESS_OF.
10117 2016-02-16 Alan Modra <amodra@gmail.com>
10120 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10121 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10122 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10124 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10125 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10126 (p8_fmrgow_<mode>): Likewise.
10127 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10129 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10130 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10131 to use movdi_internal64. Remove op0_di.
10132 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10134 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10136 Add support for the FCCMP insn types
10138 * config/aarch64/aarch64.md (fccmp): Change insn type.
10139 (fccmpe): Likewise.
10140 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10141 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10142 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10143 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10144 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10145 * config/arm/types.md (fccmps): Add new insn type.
10146 (fccmpd): Likewise.
10148 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10150 * alias.c (get_alias_set): Fix a typo in comment.
10152 2016-02-15 Richard Biener <rguenther@suse.de>
10154 PR tree-optimization/69595
10155 * match.pd: Complete range test simplification to true.
10157 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10159 PR rtl-optimization/69648
10160 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10161 pic_offset_table_rtx.
10163 PR rtl-optimization/69752
10164 * ira.c (update_equiv_regs): When looking for more than a single SET,
10165 also take other side effects into account.
10167 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10169 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10170 for z900+ CPUs in 31-bit mode.
10172 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10174 * common/config/s390/s390-common.c (s390_supports_split_stack):
10176 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10177 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10178 * config/s390/s390.c (struct machine_function): New field
10179 split_stack_varargs_pointer.
10180 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10181 in s390_emit_prologue.
10182 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10184 (morestack_ref): New global.
10185 (SPLIT_STACK_AVAILABLE): New macro.
10186 (s390_expand_split_stack_prologue): New function.
10187 (s390_live_on_entry): New function.
10188 (s390_va_start): Use split-stack vararg pointer if appropriate.
10189 (s390_asm_file_end): Emit the split-stack note sections.
10190 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10191 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10192 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10193 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10194 (split_stack_prologue): New expand.
10195 (split_stack_space_check): New expand.
10196 (split_stack_data): New insn.
10197 (split_stack_call): New expand.
10198 (split_stack_call_*): New insn.
10199 (split_stack_cond_call): New expand.
10200 (split_stack_cond_call_*): New insn.
10202 2016-02-15 Richard Biener <rguenther@suse.de>
10204 PR tree-optimization/69783
10205 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10206 Add trivially correct cases.
10208 2016-02-15 Tom de Vries <tom@codesourcery.com>
10211 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10213 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10215 2016-02-15 Richard Biener <rguenther@suse.de>
10217 PR tree-optimization/69776
10218 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10219 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10220 indicate whether we can use TBAA to disambiguate against stores.
10221 Use alias-set zero if not.
10222 (visit_reference_op_store): Do not use TBAA when looking up
10224 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10225 (eliminate_dom_walker::before_dom_children): But not when looking
10226 up redundant stores.
10228 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10230 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10232 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10234 * config/i386/znver1.md
10235 (znver1_pop, znver1_pop_mem,
10236 znver1_load_imov_double_store,
10237 znver1_load_imov_direct_store,
10238 znver1_load_imov_direct_load,
10239 znver1_load_imov_double_load): Add new.
10240 (znver1_insn, znver1_insn_load): Add icmov type.
10241 (znver1_sseavx_fma,
10242 znver1_sseavx_fma_load,
10244 znver1_avx256_fma_load): Fix pipe usage.
10246 2016-02-14 Alan Modra <amodra@gmail.com>
10249 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10250 with an invalid hard reg, reload just the reg not the entire
10251 pre/post-inc/dec address expression.
10253 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10256 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10257 fixed R1_REG scratch reg.
10258 (sibcall_value_pcrel_fdpic): Likewise.
10260 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10264 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10266 2016-02-12 Walter Lee <walt@tilera.com>
10268 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10269 * config/tilegx/t-tilegx: Likewise.
10271 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10274 * diagnostic-show-locus.c (struct line_span): New struct.
10275 (layout::get_first_line): Delete.
10276 (layout::get_last_line): Delete.
10277 (layout::get_num_line_spans): New member function.
10278 (layout::get_line_span): Likewise.
10279 (layout::print_heading_for_line_span_index_p): Likewise.
10280 (layout::get_expanded_location): Likewise.
10281 (layout::calculate_line_spans): Likewise.
10282 (layout::m_first_line): Delete.
10283 (layout::m_last_line): Delete.
10284 (layout::m_line_spans): New field.
10285 (layout::layout): Update comment. Replace m_first_line and
10286 m_last_line with m_line_spans, replacing their initialization
10287 with a call to calculate_line_spans.
10288 (diagnostic_show_locus): When printing source lines and
10289 annotations, rather than looping over a single span
10290 of lines, instead loop over each line_span within
10291 the layout, with an inner loop over the lines within them.
10292 Call the context's start_span callback when changing line spans.
10293 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10294 (diagnostic_build_prefix): Break out the building of the location
10295 part of the string into...
10296 (diagnostic_get_location_text): ...this new function, rewriting
10297 it from nested ternary expressions to a sequence of "if"
10299 (default_diagnostic_start_span_fn): New function.
10300 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10301 (diagnostic_context::start_span): New field.
10302 (default_diagnostic_start_span_fn): New prototype.
10304 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10307 * gcc.c (driver::finalize): Fix cleanup of "specs".
10309 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10313 * gcc.c (driver::driver): Initialize m_option_suggestions.
10314 (driver::~driver): Clean up m_option_suggestions.
10315 (suggest_option): Convert to...
10316 (driver::suggest_option): ...this, and split out into
10317 driver::build_option_suggestions and find_closest_string.
10318 (driver::build_option_suggestions): New function, from
10319 first half of suggest_option. Special-case
10320 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10321 the sanitizer_opts array. For options of enum types, add the
10322 various enum values to the candidate strings.
10323 (driver::handle_unrecognized_options): Remove "const".
10324 * gcc.h (driver::handle_unrecognized_options): Likewise.
10325 (driver::build_option_suggestions): New decl.
10326 (driver::suggest_option): New decl.
10327 (driver::m_option_suggestions): New field.
10328 * opts-common.c (add_misspelling_candidates): New function.
10329 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10330 and make non-static.
10331 * opts.h (sanitizer_opts): New array decl.
10332 (add_misspelling_candidates): New function decl.
10333 * spellcheck.c (find_closest_string): New function.
10334 * spellcheck.h (find_closest_string): New function decl.
10336 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10338 PR rtl-optimization/69764
10339 PR rtl-optimization/69771
10340 * optabs.c (expand_binop_directly): For shift_optab_p, force
10341 convert_modes with VOIDmode if xop1 has VOIDmode.
10343 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10346 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10347 to correctly determine instrumentation thunks.
10349 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10352 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10353 type by reference, force lhs on the call.
10356 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10357 Compute retval and retbnd early in all cases if split_part_return_p
10358 and return_bb is not EXIT. Remove all clobber stmts and reset
10359 all debug stmts that refer to SSA_NAMEs defined in split part,
10360 except if it is retval, in that case replace the old retval with the
10361 lhs of the call to the split part.
10363 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10366 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10368 PR middle-end/66726
10369 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10370 whose result is used in PHI.
10371 (maybe_optimize_range_tests): Likewise.
10372 (final_range_test_p): Likweise.
10374 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10376 PR middle-end/66726
10377 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10378 whose result is used in PHI.
10379 (maybe_optimize_range_tests): Likewise.
10380 (final_range_test_p): Likweise.
10382 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10384 * cgraph.c: Spelling fixes - behaviour -> behavior and
10385 neighbour -> neighbor.
10386 * target.def: Likewise.
10387 * sel-sched.c: Likewise.
10388 * config/mips/mips.c: Likewise.
10389 * config/arc/arc.md: Likewise.
10390 * config/arm/cortex-a57.md: Likewise.
10391 * config/arm/arm.c: Likewise.
10392 * config/arm/neon.md: Likewise.
10393 * config/arm/arm-c.c: Likewise.
10394 * config/vms/vms-c.c: Likewise.
10395 * config/s390/s390.c: Likewise.
10396 * config/i386/znver1.md: Likewise.
10397 * config/i386/i386.c: Likewise.
10398 * config/ia64/hpux-unix2003.h: Likewise.
10399 * config/msp430/msp430.md: Likewise.
10400 * config/rx/rx.c: Likewise.
10401 * config/rx/rx.md: Likewise.
10402 * config/aarch64/aarch64-simd.md: Likewise.
10403 * config/aarch64/aarch64.c: Likewise.
10404 * config/nvptx/nvptx.c: Likewise.
10405 * config/bfin/bfin.c: Likewise.
10406 * config/cris/cris.opt: Likewise.
10407 * config/rs6000/rs6000.c: Likewise.
10408 * target.h: Likewise.
10409 * spellcheck.c: Likewise.
10410 * ira-build.c: Likewise.
10411 * tree-inline.c: Likewise.
10412 * builtins.c: Likewise.
10413 * lra-constraints.c: Likewise.
10414 * explow.c: Likewise.
10415 * hwint.h: Likewise.
10416 * targhooks.c: Likewise.
10417 * tree-vect-data-refs.c: Likewise.
10418 * expr.c: Likewise.
10419 * doc/tm.texi: Likewise.
10420 * doc/extend.texi: Likewise.
10421 * doc/install.texi: Likewise.
10422 * doc/md.texi: Likewise.
10423 * tree-ssa-tail-merge.c: Likewise.
10424 * sched-int.h: Likewise.
10425 * match.pd: Likewise.
10426 * sched-ebb.c: Likewise.
10427 * target.def (omit_struct_return_reg): Likewise.
10428 * gimple-ssa-isolate-paths.c: Likewise.
10429 (find_implicit_erroneous_behaviour): Renamed to...
10430 (find_implicit_erroneous_behavior): ... this.
10431 (find_explicit_erroneous_behaviour): Renamed to...
10432 (find_explicit_erroneous_behavior): ... this.
10433 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10435 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10437 PR rtl-optimization/64682
10438 PR rtl-optimization/69567
10439 PR rtl-optimization/69737
10440 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10441 in I2 as well, just lose it.
10443 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10445 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10447 (aarch64_last_printed_tune_string): Likewise.
10448 (aarch64_declare_function_name): Only output .arch assembler
10449 directive if it will be different from the previously output
10450 directive. Same for .tune comment but only if -dA is set.
10451 (aarch64_start_file): New function.
10452 (TARGET_ASM_FILE_START): Define.
10454 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10457 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10459 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10462 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10463 -Wmaybe-uninitialized warning.
10465 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10468 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10470 2016-02-11 Richard Biener <rguenther@suse.de>
10472 PR rtl-optimization/69291
10473 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10474 subexpressions affected by changing the result.
10476 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10479 * lra-constraints.c (curr_insn_transform): Find in/out operands
10480 for secondary memory moves. Update dups.
10482 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10484 PR tree-optimization/69652
10485 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10486 to nested loop, did source re-formatting, skip debug statements,
10487 add check on statement with volatile operand, remove dead scalar
10490 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10491 Patrick Palka <ppalka@gcc.gnu.org>
10495 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10496 calls if the return type is TREE_ADDRESSABLE.
10497 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10498 * ipa-split.c (split_function): Fix doubled "we" in comment.
10499 Use void return type for the split part even if
10500 !split_point->split_part_set_retval.
10502 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10504 PR tree-optimization/68021
10505 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10506 when computing the value of biv cand by itself.
10508 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10510 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10511 (cortexa57_tunings): Likewise.
10512 (cortexa72_tunings): Likewise.
10513 (arch_macro_fusion_pair_p): Add support for AES fusion.
10514 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10515 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10516 Allow virtual registers before reload so early scheduling works.
10517 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10518 correct latency and pipeline.
10519 (cortex_a57_crypto_complex): Likewise.
10520 (cortex_a57_crypto_xor): Likewise.
10521 (define_bypass): Add AES bypass.
10523 2016-02-10 Richard Biener <rguenther@suse.de>
10525 PR tree-optimization/69726
10526 * passes.def: Add DCE pass before late uninit.
10527 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10528 really fixup if-conversions job.
10530 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10532 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10533 (arm_cortex_a57_tune): Likewise.
10534 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10535 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10537 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10539 * timevar.def (TV_PHASE_DBGINFO): Delete.
10540 (TV_PHASE_CHECK_DBGINFO): Likewise.
10541 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10543 2016-02-10 Richard Biener <rguenther@suse.de>
10545 PR tree-optimization/69719
10546 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10547 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10549 2016-02-09 Andrew Pinski <apinski@cavium.com>
10552 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10553 get_vcond_mask_icode returns false.
10555 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10558 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10559 an ADDIS that adds a pointer to a large constant that sets the
10560 upper16 bits with a load operation.
10562 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10565 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10567 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10569 (vzipq_s16): Likewise.
10570 (vzipq_s32): Likewise.
10571 (vzipq_f32): Likewise.
10572 (vzipq_u8): Likewise.
10573 (vzipq_u16): Likewise.
10574 (vzipq_u32): Likewise.
10575 (vzipq_p8): Likewise.
10576 (vzipq_p16): Likewise.
10578 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10581 * config/arm/arm.c (neon_endian_lane_map): New function.
10582 (neon_vector_pair_endian_lane_map): New function.
10583 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10584 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10586 (vuzpq_s16): Likewise.
10587 (vuzpq_s32): Likewise.
10588 (vuzpq_f32): Likewise.
10589 (vuzpq_u8): Likewise.
10590 (vuzpq_u16): Likewise.
10591 (vuzpq_u32): Likewise.
10592 (vuzpq_p8): Likewise.
10593 (vuzpq_p16): Likewise.
10595 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10598 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10601 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10603 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10604 truncate const_int operand 1 to QImode.
10606 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10608 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10609 corresponding to an abnormal edge.
10611 2016-02-09 Tom de Vries <tom@codesourcery.com>
10613 PR tree-optimization/69599
10614 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10616 (find_func_aliases_for_builtin_call, find_func_clobbers)
10617 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10620 2016-02-09 Richard Biener <rguenther@suse.de>
10622 PR tree-optimization/69715
10623 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10624 LHS on calls as non-rewritable.
10626 2016-02-09 Tom de Vries <tom@codesourcery.com>
10629 * lto-wrapper.c (append_diag_options): New function.
10630 (compile_offload_image): Call append_diag_options.
10632 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10635 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10636 Minor copy-edit to fix verb tenses.
10638 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10640 PR tree-optimization/69209
10641 * ipa-split.c (split_function): If split part is not
10642 returning retval, retval has gimple type but is not
10643 gimple value, force it into a SSA_NAME first.
10645 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10647 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10650 2016-02-08 Jason Merrill <jason@redhat.com>
10653 * convert.c (convert_to_integer_1): Check dofold on truncation
10655 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10656 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10657 Rename from *_nofold.
10658 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10659 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10661 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10664 * tree.c (build_common_tree_nodes): Remove short_double argument.
10665 All callers changed.
10666 * tree.h (build_common_tree_nodes): Adjust declaration.
10667 * doc/invoke.texi (-fshort-double): Remove documentation.
10668 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10669 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10670 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10671 (append_linker_options): Don't handle OPT_fshort_double.
10673 PR rtl-optimization/68730
10674 * lra-remat.c (insn_to_cand_activation): New static variable.
10675 (lra_remat): Allocate and free it.
10676 (create_cand): New arg activation. Initialize a field in
10677 insn_to_cand_activation if it is nonnull.
10678 (create_cands): Pass the activation insn to create_cand when making
10679 a candidate involving an output reload. Reorganize code a little.
10680 (do_remat): Keep track of active status of candidates in a separate
10683 2016-02-08 Richard Biener <rguenther@suse.de>
10685 PR tree-optimization/69719
10686 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10687 Properly use absolute of the difference of the two offsets to
10688 compare or adjust the segment length.
10690 2016-02-08 Richard Biener <rguenther@suse.de>
10691 Jeff Law <law@redhat.com>
10694 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10695 types for anonymous SSA names.
10697 2016-02-08 Richard Biener <rguenther@suse.de>
10699 PR rtl-optimization/69274
10700 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10702 2016-02-08 Jeff Law <law@redhat.com>
10704 PR tree-optimization/65917
10705 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10706 equivalences from if (x == y) style conditionals.
10707 (loop_depth_of_name): Remove.
10708 (record_equality): Remove loop depth check.
10709 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10710 (const_and_copies::record_const_or_copy_raw): New member function.
10711 * tree-ssa-scopedtables.c
10712 (const_and_copies::record_const_or_copy_raw): New, factored out of
10713 (const_and_copies::record_const_or_copy): Call new member function.
10715 2016-02-05 Jeff Law <law@redhat.com>
10717 PR tree-optimization/68541
10718 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10719 (count_stmts_in_block): New function.
10720 (poor_ifcvt_candidate_code): Likewise.
10721 (is_feasible_trace): Add some heuristics to determine when path
10722 splitting is profitable.
10723 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10724 is a diamond with a single exit.
10726 2016-02-05 Martin Sebor <msebor@redhat.com>
10729 * doc/invoke.texi: Update -Wplacement-new to take an optional
10732 2016-02-06 Richard Henderson <rth@redhat.com>
10735 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10736 out of non-standard address spaces.
10738 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10740 PR rtl-optimization/69691
10741 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10743 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10745 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10746 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10747 (*ieee128_mfvsrd_64bit): Likewise.
10748 (*ieee128_mfvsrd_32bit): Likewise.
10750 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10754 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10756 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10757 instrumented_version.
10759 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10761 * doc/invoke.texi (Optimize Options): In table of --param options
10762 rename second occurrence of tracer-min-branch-ratio to
10763 tracer-min-branch-probability, rename
10764 tracer-min-branch-ratio-feedback to
10765 tracer-min-branch-probability-feedback and clarify description,
10766 rename sched-spec-state-edge-prob-cutoff to
10767 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10768 to selsched-insns-to-rename, rename lto-minpartition to
10769 lto-min-partition, delete reorder-blocks-duplicate and
10770 reorder-blocks-duplicate-feedback.
10772 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10774 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10777 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10779 * doc/extend.texi: S/390: Correct some typos.
10781 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10783 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10785 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10788 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10789 (s390_register_info_gprtofpr): Use new macros above.
10790 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10792 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10793 its name. Adjust restore and save gpr ranges.
10794 (s390_register_info_set_ranges): New function.
10795 (s390_register_info): Use new macros above. Call
10796 s390_register_info_set_ranges.
10797 (s390_optimize_register_info): Likewise.
10798 (s390_hard_regno_rename_ok): Use new macros.
10799 (s390_hard_regno_scratch_ok): Likewise.
10800 (s390_emit_epilogue): Likewise.
10801 (s390_can_use_return_insn): Likewise.
10802 (s390_optimize_prologue): Likewise.
10803 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10805 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10808 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10810 (ix86_option_override_internal): Disable TARGET_STV even for
10811 -m{incoming,preferred}-stack-boundary=3.
10813 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10815 * config.gcc: Mark deprecated rtems targets as obsolete.
10817 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10819 PR rtl-optimization/64682
10820 PR rtl-optimization/69567
10821 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10822 before I2 only if the register is both used and set in I2.
10824 2016-02-04 DJ Delorie <dj@redhat.com>
10826 * config/msp430/msp430.c (msp430_start_function): Add function type.
10828 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10831 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10833 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10835 PR rtl-optimization/69577
10837 2015-10-29 Richard Henderson <rth@redhat.com>
10841 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10842 sse check to the exact conditions of PR 67609.
10844 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10847 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10848 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10849 not allowed into the traditional Altivec registers.
10850 (movtd_64bit_nodm): Likewise.
10851 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10853 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10855 * config/aarch64/cortex-a57-fma-steering.c
10856 (aarch64_register_fma_steering): Remove "static" from arguments
10859 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10862 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10863 twice when complex.
10865 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10867 * doc/invoke.texi: Delete -mno-fma4.
10869 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10871 PR rtl-optimization/69577
10872 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10873 (find_subregs_of_mode): Update accordingly. Iterate over partial
10876 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10878 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10879 * config/arm/arm.c (neon_reinterpret): Remove.
10880 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10881 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10882 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10883 vreinterpretti): Remove.
10884 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10885 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10886 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10887 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10888 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10889 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10890 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10891 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10892 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10893 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10894 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10895 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10896 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10897 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10898 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10899 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10900 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10901 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10902 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10903 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10904 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10905 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10906 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10907 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10908 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10909 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10910 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10911 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10912 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10913 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10914 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10915 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10916 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10917 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10918 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10919 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10920 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10921 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10922 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10923 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10924 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10925 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10926 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10927 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10928 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10929 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10930 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10931 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10932 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10933 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10934 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10935 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10936 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10937 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10938 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10939 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10940 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10941 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10942 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10943 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10944 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10945 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10946 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10947 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10948 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10949 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10950 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10951 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10952 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10953 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10954 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10955 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10956 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10957 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10958 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10959 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10960 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10961 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10962 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10963 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10964 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10965 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10966 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10967 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10968 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10969 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10970 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10971 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10972 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10973 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10974 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10975 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10976 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10977 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10978 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10979 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10980 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10981 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10982 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10983 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10984 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10985 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10986 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10988 2016-02-04 Martin Liska <mliska@suse.cz>
10991 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10992 that are gimple_store_p.
10993 (maybe_instrument_call): Likewise.
10995 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10997 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10998 register scaling out of memory reference and comment why.
11000 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11004 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11005 folding the source of a SET.
11007 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11011 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11012 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11014 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11018 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11021 2016-02-04 Christian Bruel <christian.bruel@st.com>
11023 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11024 * config/arm/arm.c (arm_set_current_function): Likewise.
11026 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11027 Ilya Enkovich <enkovich.gnu@gmail.com>
11028 H.J. Lu <hongjiu.lu@intel.com>
11031 * config/i386/i386.c (convert_scalars_to_vector): Remove
11032 stack alignment fixes.
11033 (ix86_option_override_internal): Disable TARGET_STV if stack
11034 might not be aligned enough.
11035 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11037 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11039 * config/i386/x86-tune.def: Disable default prefetching
11042 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11043 Vladimir Makarov <vmakarov@redhat.com>
11046 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11047 in validating fused toc addresses.
11049 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11052 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11053 range->m_caret fields if range->m_show_caret_p is false.
11056 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11057 Force oldval into register if it does not satisfy reg_or_short_operand
11058 predicate. Fix up formatting.
11060 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11061 Alexandre Oliva <aoliva@redhat.com>
11064 * lra-constraints.c (simplify_operand_subreg): Check additionally
11065 address validity after potential reloading.
11066 (process_address_1): Check insns validity. In case of failure do
11069 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11072 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11075 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11077 * wide-int.cc (canonize_uhwi): New function.
11078 (wi::divmod_internal): Use it.
11080 2016-02-02 James Norris <jnorris@codesourcery.com
11082 * gimplify.c (omp_notice_variable): Add usage check.
11084 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11086 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11087 like LE, GE, LT, GT when emitting relational operator.
11089 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11091 * ira-costs.c (find_costs_and_classes): Add extra argument.
11092 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11093 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11094 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11095 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11096 Add best_class parameter, and return it if not ALL_REGS.
11097 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11099 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11100 Update target hook.
11102 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11104 * config/aarch64/aarch64.c
11105 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11106 (aarch64_ira_change_pseudo_allocno_class): New function.
11108 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11111 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11113 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11115 * config/avr/avr.c (avr_option_override): Set
11116 PARAM_ALLOW_STORE_DATA_RACES to 1.
11118 2016-02-02 Richard Biener <rguenther@suse.de>
11120 PR tree-optimization/69595
11121 * match.pd: Add range test simplifications to true/false.
11123 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11125 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11126 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11129 2016-02-02 Richard Biener <rguenther@suse.de>
11131 PR tree-optimization/69606
11132 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11133 info on the result before moving a stmt.
11135 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11137 PR middle-end/68542
11138 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11139 branch with vector comparison.
11140 * config/i386/sse.md (VI48_AVX): New mode iterator.
11141 (define_expand "cbranch<mode>4): Add support for conditional branch
11142 with vector comparison.
11143 * tree-vect-loop.c (optimize_mask_stores): New function.
11144 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11145 has_mask_store field of vect_info.
11146 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11147 vectorized loops having masked stores after vec_info destroy.
11148 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11149 correspondent macros.
11150 (optimize_mask_stores): Add prototype.
11152 2016-02-02 Alan Modra <amodra@gmail.com>
11155 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11158 2016-02-02 Alan Modra <amodra@gmail.com>
11161 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11162 whenever toc_label_name used.
11163 (rs6000_file_start): Don't set up toc section here,
11164 (rs6000_output_function_epilogue): do so here instead,
11165 (rs6000_xcoff_file_start): and here.
11166 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11167 (load_toc_aix_di): Likewise.
11169 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11171 PR rtl-optimization/69592
11172 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11173 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11174 (num_sign_bit_copies_binary_arith_p): New inline function.
11175 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11177 2016-02-01 Jeff Law <law@redhat.com>
11179 PR tree-optimization/69580
11180 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11181 * tree-ssa-threadbackward.c
11182 (fsm_find_control_statement_thread_paths): Do not try to walk
11183 through large PHI nodes.
11185 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11187 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11188 when count is incremented above limit, don't analyze further
11191 * omp-low.c (oacc_parse_default_dims): Avoid
11192 -Wsign-compare warning, make sure value fits into int
11193 rather than just unsigned int.
11195 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11197 PR tree-optimization/67921
11198 * fold-const.c (split_tree): New parameters. Convert pointer
11199 type variable part to proper type before negating.
11200 (fold_binary_loc): Pass new arguments to split_tree.
11202 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11204 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11205 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11206 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11207 * doc/tm.texti: Rebuilt.
11208 * doc/invoke.texi (fopenacc-dim): Document.
11209 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11210 (append_compiler_options): Likewise.
11211 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11212 (oacc_parse_default_dims): New.
11213 (oacc_validate_dims): Add USED arg. Select non-unity default when
11215 (oacc_loop_fixed_partitions): Return mask of used partitions.
11216 (oacc_loop_auto_partitions): Emit dump info.
11217 (oacc_loop_partition): Return mask of used partitions.
11218 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11219 loop partitioning and validation calls.
11221 2016-02-01 Richard Biener <rguenther@suse.de>
11223 PR middle-end/69556
11224 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11226 2016-02-01 Richard Biener <rguenther@suse.de>
11228 PR tree-optimization/69574
11229 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11230 of asserting return chrec_dont_know.
11232 2016-02-01 Martin Liska <mliska@suse.cz>
11234 * mem-stats-traits.h: Add copyright header.
11235 * mem-stats.h: Likewise.
11237 2016-02-01 Richard Biener <rguenther@suse.de>
11239 PR tree-optimization/69579
11240 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11241 Do not propagate through abnormal PHI results.
11243 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11245 * postreload.c (reload_cse_simplify): Remove dead code.
11247 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11249 PR rtl-optimization/69570
11250 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11251 if there is more than one set, not if there is a single set.
11253 2016-02-01 Richard Henderson <rth@redhat.com>
11256 * combine.c (make_compound_operation): When looking through a
11257 subreg, make sure to re-extend to the width of the outer mode.
11259 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11261 PR tree-optimization/69546
11262 * wide-int.cc (wi::divmod_internal): For unsigned division
11263 where both operands fit into uhwi, if o1 is 1 and o0 has
11264 msb set, if divident_prec is larger than bits per hwi,
11265 clear another quotient word and return 2 instead of 1.
11266 Similarly for remainder with msb in HWI set, if dividend_prec
11267 is larger than bits per hwi.
11269 2016-01-29 Martin Jambor <mjambor@suse.cz>
11271 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11272 Use short lowercase names.
11273 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11274 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11275 acq_rel one. Protect warning agains segfaults if
11276 get_memory_order_name returns NULL.
11277 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11278 with release semantics. Do not warn if get_memory_order already did.
11279 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11280 semantics. Fix check for relaxed or acquire semantics. Do not warn
11281 if get_memory_order already did.
11283 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11285 * doc/install.texi: Document that isl-0.16 is supported.
11287 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11290 * config/i386/constraints.md (Bm): Describe as special memory
11292 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11293 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11294 * genpreds.c (struct constraint_data): Add is_special_memory.
11295 (have_special_memory_constraints, special_memory_start): New
11297 (special_memory_end): Ditto.
11298 (add_constraint): Add new arg is_special_memory. Add code to
11299 process its true value. Update have_special_memory_constraints.
11300 (process_define_constraint): Pass the new arg.
11301 (process_define_register_constraint): Ditto.
11302 (choose_enum_order): Process special memory.
11303 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11304 function insn_extra_special_memory_constraint.
11305 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11306 * gensupport.c (process_rtx): Process
11307 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11308 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11309 * ira-lives.c (single_reg_class): Use
11310 insn_extra_special_memory_constraint.
11311 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11312 * lra-constraints.c (process_alt_operands): Ditto.
11313 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11314 * recog.c (asm_operand_ok, preprocess_constraints): Process
11316 * reload.c (find_reloads): Ditto.
11317 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11318 * stmt.c (parse_input_constraint): Use
11319 insn_extra_special_memory_constraint.
11321 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11324 * lra-splill.c (lra_final_code_change): Revert r229087 by
11325 removing all sub-registers.
11327 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11330 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11332 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11335 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11336 SSE1, copy target into the temporary reg first before recursing
11339 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11341 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11344 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11346 * ginclude/stdarg.h: Test __cplusplus instead of
11347 __GXX_EXPERIMENTAL_CXX0X__.
11349 2016-01-29 Richard Biener <rguenther@suse.de>
11351 PR tree-optimization/69547
11352 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11353 Do not mark clobbers necessary.
11354 (mark_all_reaching_defs_necessary_1): Likewise.
11356 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11358 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11359 declaration name with %qs and print it in both error messages.
11360 Also fix indentation.
11362 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11365 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11366 trailing blank line from error message.
11368 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11371 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11374 2016-01-29 Richard Biener <rguenther@suse.de>
11376 PR middle-end/69537
11377 * match.pd: Allow all integral types when simplifying a
11378 widening or sign-changing conversion.
11380 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11382 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11383 back to setting codegen_error to fail codegen.
11385 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11388 * config/i386/constraints.md (C): Only accept constant zero operand.
11389 (BC): New constraint.
11390 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11391 instead of C constraint.
11392 * doc/md.texi (Machine Constraints): Update description
11395 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11398 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11400 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11402 PR middle-end/69542
11403 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11406 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11408 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11409 branches if using guessed profile.
11411 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11413 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11415 2016-01-28 Richard Henderson <rth@redhat.com>
11418 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11419 * config/aarch64/aarch64-protos.h: Update.
11420 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11421 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11422 (aarch64_get_condition_code_1): Handle CC_Cmode.
11423 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11424 (*add<mode>3_compareC_cconly_imm): New.
11425 (*add<mode>3_compareC_cconly): New.
11426 (*add<mode>3_compareC_imm): New.
11427 (add<mode>3_compareC): New.
11428 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11429 to be first. Use aarch64_carry_operation.
11430 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11431 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11432 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11433 (subti3): Use subdi3_compare1.
11434 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11435 (sub<mode>3_compare1): New.
11436 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11437 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11438 (*subsi3_carryin_uxtw): Likewise.
11439 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11440 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11441 * config/aarch64/iterators.md (DWI): New.
11442 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11443 (aarch64_borrow_operation): New.
11445 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11447 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11448 message when isl does not return a valid schedule.
11450 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11452 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11453 Remove comments from class declarations: they are already in the code
11456 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11458 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11460 (ternary_op_to_tree): Same.
11461 (unary_op_to_tree): Same.
11462 (nary_op_to_tree): Same.
11463 (gcc_expression_from_isl_expr_op): Same.
11464 (gcc_expression_from_isl_expression): Same.
11465 (graphite_create_new_loop): Same.
11466 (graphite_create_new_loop_guard): Same.
11467 (build_iv_mapping): Same.
11468 (graphite_create_new_guard): Same.
11469 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11470 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11472 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11474 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11475 instead of setting codegen_error to fail codegen.
11477 2016-01-28 Jason Merrill <jason@redhat.com>
11479 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11481 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11483 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11484 Remove CONST_INT_P check in CCMP cost calculation.
11486 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11488 * config/aarch64/aarch64.c (generic_vector_cost):
11489 Set vec_permute_cost.
11490 (cortexa57_vector_cost): Likewise.
11491 (exynosm1_vector_cost): Likewise.
11492 (xgene1_vector_cost): Likewise.
11493 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11494 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11495 Add vec_permute_cost entry.
11497 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11499 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11501 (add<mode>3_compare0): Likewise.
11502 (addsi3_compare0_uxtw): Likewise.
11503 (add<mode>3nr_compare0): Likewise.
11504 (compare_neg<mode>): Likewise.
11505 (<optab><mode>3): Likewise.
11507 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11509 * tree-vect-stmts.c (vectorizable_comparison): Add
11510 NULL check for vectype.
11512 2016-01-28 Richard Biener <rguenther@suse.de>
11514 PR tree-optimization/69466
11515 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11516 Account for PHIs we couldn't duplicate.
11518 2016-01-28 Martin Liska <mliska@suse.cz>
11521 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11522 instead of ENABLE_VALGRIND_CHECKING.
11524 2016-01-27 Richard Henderson <rth@redhat.com>
11527 * lra-remat.c (subreg_regs): New.
11528 (dump_candidates_and_remat_bb_data): Dump it.
11529 (operand_to_remat): Reject if operand in subreg_regs.
11530 (set_bb_regs): Collect subreg_regs.
11531 (lra_remat): Init and free subreg_regs. Compute
11532 calculate_local_reg_remat_bb_data before create_cands.
11534 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11537 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11538 change stack_alignment_needed for __tls_get_addr call.
11540 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11542 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11544 2016-01-27 Jeff Law <law@redhat.com>
11546 PR tree-optimization/68398
11547 PR tree-optimization/69196
11548 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11549 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11550 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11551 Only count PHIs in the last block in the path. The others will
11552 const/copy propagate away. Add heuristic to allow more irreducible
11553 subloops to be created when it is likely profitable to do so.
11555 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11556 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11557 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11559 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11562 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11563 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11564 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11565 * tree-streamer-in.c: Include asan.h.
11566 (streamer_get_builtin_tree): For builtins in sanitizer
11567 range call initialize_sanitizer_builtins and retry.
11569 2016-01-27 Ian Lance Taylor <iant@google.com>
11571 * common.opt (fkeep-gc-roots-live): New undocumented option.
11572 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11573 -fkeep-gc-roots-live, skip pointers.
11574 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11577 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11580 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11581 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11583 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11586 * configure.ac: NetBSD provides SSP in its C library.
11587 * configure: Updated.
11589 2016-01-27 Richard Biener <rguenther@suse.de>
11591 PR tree-optimization/69166
11592 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11593 reduction code for commutativity / associativity.
11595 2016-01-27 Martin Jambor <mjambor@suse.cz>
11597 PR tree-optimization/69355
11598 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11599 total_scalarization fails.
11601 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11603 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11606 2016-01-27 Christian Bruel <christian.bruel@st.com>
11609 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11610 Move arm_reset_previous_fndecl and set_target_option_current_node in
11611 the conditional part. Call save_restore_target_globals.
11612 * config/arm/arm.c (arm_set_current_function):
11613 Refactor to better support #pragma target and attribute mix.
11614 Call save_restore_target_globals.
11615 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11617 2016-01-27 Martin Liska <mliska@suse.cz>
11619 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11620 reference for an HSA kernel and its host function.
11622 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11624 PR tree-optimization/69399
11625 * wide-int.h (wi::lrshift): For larger precisions, only
11626 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11628 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11630 * config/arc/predicates.md (proper_comparison_operator): Reject
11631 constant-constant comparison.
11633 2016-01-26 Tom de Vries <tom@codesourcery.com>
11635 PR tree-optimization/69110
11636 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11637 DR_NUM_DIMENSIONS == 0.
11639 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11640 Sebastian Pop <s.pop@samsung.com>
11642 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11643 isl_ast_op_cond and isl_ast_op_select.
11644 (gcc_expression_from_isl_expr_op): Same.
11646 2016-01-26 Jason Merrill <jason@redhat.com>
11649 * tree.c (recompute_constructor_flags): Split out from
11651 (verify_constructor_flags): New.
11652 * tree.h: Declare them.
11654 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11656 PR rtl-optimization/69217
11657 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11658 are no TYPE_FIELDS set for the record type.
11660 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11663 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11664 toc_label_name unconditionally.
11665 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11666 SYMBOL_REF string. Use toc_label_name instead of constructing
11668 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11669 constructing LCTOC1.
11671 2016-01-26 Martin Sebor <msebor@redhat.com>
11674 * doc/extend.texi (Common Type Attributes): Move text that talks about
11675 attribute packed from attribute aligned to the section discussing
11676 the former attribute for clarity.
11678 2016-01-26 Richard Henderson <rth@redhat.com>
11680 PR middle-end/60908
11681 * trans-mem.c (tm_region_init): Mark entry block as visited.
11683 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11686 * diagnostic-show-locus.c (layout::print_source_line): Replace
11687 call to pp_newline with call to layout::print_newline.
11688 (layout::print_annotation_line): Likewise.
11689 (layout::move_to_column): Likewise.
11690 (layout::print_any_fixits): After printing any fixits, print a
11691 trailing newline, if necessary.
11692 (layout::print_newline): New method, resetting any colorization
11694 (diagnostic_show_locus): Move the pp_newline to before the
11695 early bailout. Remove dummy block enclosing the layout instance.
11696 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11697 of pp_newline_and_flush with pp_flush.
11698 (diagnostic_append_note): Delete use of pp_newline.
11699 (diagnostic_append_note_at_rich_loc): Delete.
11700 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11701 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11702 when newline characters are added to the buffer.
11704 2016-01-26 Michael Matz <matz@suse.de>
11706 * configure.ac (ac_cv_std_swap_in_utility): New test.
11707 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11708 * configure: Regenerate.
11709 * config.in: Regenerate.
11711 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11713 * config/arc/arc.md (cstoresi4): Force operand into register.
11714 (arcset<code>): Fix predicate.
11715 (arcsetltu): Likewise.
11716 (arcsetgeu): Likewise.
11717 (arcsethi): Likewise.
11718 (arcsetls): Likewise.
11720 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11722 PR tree-optimization/69483
11723 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11724 if base has error_mark_node type.
11726 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11729 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11730 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11732 (vget_lane_f16): Handle big-endian.
11733 (vgetq_lane_f16): Likewise.
11734 (vset_lane_f16): Likewise.
11735 (vsetq_lane_f16): Likewise.
11736 * config/arm/iterators.md (VQXMOV): Add V8HF.
11737 (VDQ): Add V4HF and V8HF.
11738 (V_reg): Handle V4HF and V8HF.
11739 (Is_float_mode): Likewise.
11740 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11741 neon_vdup_nv8hf): New patterns.
11742 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11743 Use VD_LANE iterator.
11744 (neon_vld1_dup<mode>): Use VQ2 iterator.
11746 2016-01-26 Nathan Sidwell <nathan@acm.org>
11748 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11749 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11750 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11751 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11752 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11753 (oacc_validate_dims): Add LEVEL arg, don't return level.
11754 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11755 oacc_validate_dims.
11756 (execute_oacc_device_lower): Adjust, add more dump output.
11757 * tree-ssa-loop.c (gate_oacc_kernels): Use
11758 oacc_fn_attrib_kernels_p.
11759 * tree-parloops.c (create_parallel_loop): Adjust
11760 set_oacc_fn_attrib call.
11762 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11765 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11766 (append_compiler_options): Handle -fcilkplus.
11767 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11769 2016-01-26 Nick Clifton <nickc@redhat.com>
11772 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11773 been marked as DECL_ONE_ONLY but we do not the means to make it
11774 so, then do not allow it to bind locally.
11776 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11779 * opts.h (parse_sanitizer_options): New prototype.
11780 * opts.c (sanitizer_opts): New array.
11781 (parse_sanitizer_options): New function.
11782 (common_handle_option): Use parse_sanitizer_options.
11784 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11787 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11788 alignment adjustment to ...
11789 (ix86_update_stack_boundary): Here. Don't over-align stack for
11791 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11792 if __tls_get_addr is called.
11794 2016-01-26 Christian Bruel <christian.bruel@st.com>
11796 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11798 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11800 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11802 2016-01-26 Richard Biener <rguenther@suse.de>
11804 PR middle-end/69467
11805 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11807 2016-01-26 Richard Biener <rguenther@suse.de>
11809 PR tree-optimization/69452
11810 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11811 (move_computations_dom_walker::before_dom_children): Rename
11813 (move_computations_worker): This.
11814 (move_computations): Perform an RPO rather than a DOM walk.
11816 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11819 * combine.c (combine_instructions): For REG_EQUAL note with
11820 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11821 to the underlying register.
11822 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11823 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11825 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11828 * config/aarch64/aarch64-builtins.c
11829 (aarch64_init_simd_builtin_types): Do not set structural
11830 equality to __Poly{8,16,64,128}_t types.
11832 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11834 PR tree-optimization/69400
11835 * wide-int.cc (wi_pack): Take the precision as argument and
11836 perform canonicalization here rather than in the callers.
11837 Use the main loop to handle all full-width HWIs. Add a
11838 zero HWI if in_len isn't a full result.
11839 (wi::divmod_internal): Update accordingly.
11840 (wi::mul_internal): Likewise. Simplify.
11842 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11843 Sebastian Pop <s.pop@samsung.com>
11845 * graphite-poly.c (apply_poly_transforms): Simplify.
11846 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11847 (print_isl_map): Same.
11848 (print_isl_union_map): Same.
11849 (print_isl_schedule): New.
11850 (debug_isl_schedule): New.
11851 * graphite-dependences.c (scop_get_reads): Do not call
11852 isl_union_map_add_map that is undocumented isl functionality.
11853 (scop_get_must_writes): Same.
11854 (scop_get_may_writes): Same.
11855 (scop_get_original_schedule): Remove.
11856 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11857 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11858 (compute_deps): Remove.
11859 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11860 (debug_schedule_ast): New.
11861 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11862 set_separate_option.
11863 (graphite_regenerate_ast_isl): Add dump.
11864 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11865 from scop->transformed_schedule.
11866 (graphite_regenerate_ast_isl): Add more dump.
11867 * graphite-optimize-isl.c (optimize_isl): Set
11868 scop->transformed_schedule. Check whether schedules are equal.
11869 (apply_poly_transforms): Move here.
11870 * graphite-poly.c (apply_poly_transforms): ... from here.
11871 (free_poly_bb): Static.
11872 (free_scop): Static.
11873 (pbb_number_of_iterations_at_time): Remove.
11874 (print_isl_ast): New.
11875 (debug_isl_ast): New.
11876 (debug_scop_pbb): New.
11877 * graphite-scop-detection.c (print_edge): Move.
11878 (print_sese): Move.
11879 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11880 (build_scop_scattering): Remove.
11881 (create_pw_aff_from_tree): Assert instead of bailing out.
11882 (add_condition_to_pbb): Remove unused code, do not fail.
11883 (add_conditions_to_domain): Same.
11884 (add_conditions_to_constraints): Remove.
11885 (build_scop_context): New.
11886 (add_iter_domain_dimension): New.
11887 (build_iteration_domains): Initialize pbb->iterators.
11888 Call add_conditions_to_domain.
11891 (index_outermost_in_loop): New.
11892 (index_pbb_in_loop): New.
11893 (outermost_pbb_in): New.
11894 (add_in_sequence): New.
11895 (add_outer_projection): New.
11896 (outer_projection_mupa): New.
11897 (add_loop_schedule): New.
11898 (build_schedule_pbb): New.
11899 (build_schedule_loop): New.
11900 (embed_in_surrounding_loops): New.
11901 (build_schedule_loop_nest): New.
11902 (build_original_schedule): New.
11903 (build_poly_scop): Call build_original_schedule.
11904 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11905 (free_poly_dr): Remove.
11906 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11907 (free_poly_bb): Remove.
11908 (debug_loop_vec): Remove.
11909 (print_isl_ast): Declare.
11910 (debug_isl_ast): Declare.
11911 (scop_do_interchange): Remove.
11912 (scop_do_strip_mine): Remove.
11913 (scop_do_block): Remove.
11914 (flatten_all_loops): Remove.
11915 (optimize_isl): Remove.
11916 (pbb_number_of_iterations_at_time): Remove.
11917 (debug_scop_pbb): Declare.
11918 (print_schedule_ast): Declare.
11919 (debug_schedule_ast): Declare.
11920 (struct scop): Remove schedule. Add original_schedule,
11921 transformed_schedule.
11922 (free_gimple_poly_bb): Remove.
11923 (print_generated_program): Remove.
11924 (debug_generated_program): Remove.
11925 (unify_scattering_dimensions): Remove.
11926 * sese.c (print_edge): ... here.
11927 (print_sese): ... here.
11928 (debug_edge): ... here.
11929 (debug_sese): ... here.
11930 * sese.h (print_edge): Declare.
11931 (print_sese): Declare.
11932 (dump_edge): Declare.
11933 (dump_sese): Declare.
11935 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11936 Sebastian Pop <s.pop@samsung.com>
11938 * Makefile.in: Set ISLVER in site.exp.
11940 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11942 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11943 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11944 through DECL_VALUE_EXPR for expansion.
11946 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11948 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11949 the frame info after reload completed.
11951 2016-01-25 Jeff Law <law@redhat.com>
11953 PR tree-optimization/69196
11954 PR tree-optimization/68398
11955 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11956 tree-ssa-threadupdate.c.
11957 (determine_bb_domination_status): Prototype
11958 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11959 (determine_bb_domination_status): No longer static.
11960 (valid_jump_thread_path): Remove code to detect characteristics
11961 of the jump thread path not associated with correctness.
11962 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11963 Correct test for thread path length. Count PHIs for real operands as
11964 statements that need to be copied. Do not count ASSERT_EXPRs.
11965 Look at all the blocks in the thread path. Compute and selectively
11966 filter thread paths based on threading through the latch, threading
11967 a multiway branch or crossing a multiway branch.
11969 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11971 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11972 decl with __attribute__ ((unused)) annotation.
11974 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11977 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11978 of operands is compatible with a statement vectype.
11980 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11982 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11983 improve wording for mixed storage order support.
11985 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11987 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11988 (vcvt_u64_f64): Likewise.
11989 (vcvta_s64_f64): Likewise.
11990 (vcvta_u64_f64): Likewise.
11991 (vcvtm_s64_f64): Likewise.
11992 (vcvtm_u64_f64): Likewise.
11993 (vcvtn_s64_f64): Likewise.
11994 (vcvtn_u64_f64): Likewise.
11995 (vcvtp_s64_f64): Likewise.
11996 (vcvtp_u64_f64): Likewise.
11998 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12000 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12001 (arc_init): Check validity mll64 option.
12002 (arc_save_restore): Use double load/store instruction.
12003 (arc_expand_movmem): Likewise.
12004 (arc_split_move): Don't split if we have double load/store
12005 instructions. Returns a boolean.
12006 (arc_process_double_reg_moves): Change function to return boolean
12007 instead of a sequence of instructions.
12008 (arc_dwarf_register_span): New function.
12009 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12010 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12011 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12012 (*movdf_insn): Likewise.
12013 * config/arc/arc.opt (mll64): New option.
12014 * config/arc/predicates.md (even_register_operand): New predicate.
12015 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12017 2016-01-25 Richard Biener <rguenther@suse.de>
12020 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12021 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12023 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12025 2016-01-25 Richard Biener <rguenther@suse.de>
12027 PR tree-optimization/69376
12028 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12030 (VN_INFO_ANTI_RANGE_P): New inline.
12031 (VN_INFO_RANGE_TYPE): Likewise.
12032 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12033 SSA_NAME_ANTI_RANGE_P.
12034 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12035 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12036 Properly query VN_INFO_RANGE_TYPE.
12038 2016-01-25 Nick Clifton <nickc@redhat.com>
12041 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12043 2016-01-23 Tom de Vries <tom@codesourcery.com>
12045 PR tree-optimization/69426
12046 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12049 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12051 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12052 "the the" with "the" in the comments.
12053 * ipa-devirt.c (build_type_inheritance_graph,
12054 update_type_inheritance_graph): Likewise.
12055 * tree.c (build_function_type_list_1): Likewise.
12056 * cfgloopmanip.c (scale_loop_profile): Likewise.
12057 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12058 * gimple-ssa-split-paths.c
12059 (find_block_to_duplicate_for_splitting_paths): Likewise.
12060 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12061 * expr.c (convert_move): Likewise.
12062 * var-tracking.c (vt_stack_adjustments): Likewise.
12063 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12064 * tree-vrp.c (test_for_singularity): Likewise.
12066 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12067 directly instead of building a temporary tree.
12070 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12071 remove <algorithm> include.
12073 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12076 * config/i386/i386.c: Include dojump.h.
12077 (expand_small_movmem_or_setmem,
12078 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12080 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12081 if dynamic_check != -1.
12083 2016-01-21 Jeff Law <law@redhat.com>
12085 PR middle-end/69347
12086 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12087 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12088 into dominated_by_p.
12089 (cprop_into_successor_phis): Avoid unnecessary tests.
12091 2016-01-22 Richard Henderson <rth@redhat.com>
12094 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12095 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12097 2016-01-22 Michael Matz <matz@suse.de>
12099 * system.h (string, algorithm): Include only conditionally.
12100 (new): Include always under C++.
12101 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12102 * final.c (toplevel): Ditto.
12103 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12104 * genconditions.c (write_header): Make gencondmd.c define
12106 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12108 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12109 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12111 2016-01-22 Christian Bruel <christian.bruel@st.com>
12114 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12116 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12119 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12120 define_insn_and_split. Ensure operands[1] and operands[0] do not
12121 get assigned the same register.
12123 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12125 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12127 2016-01-22 Christian Bruel <christian.bruel@st.com>
12129 * config/arm/arm-c.c (arm_pragma_target_parse):
12130 Remove warn_builtin_macro_redefined overwrite.
12132 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12134 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12135 flag_non_call_exceptions compatibility.
12137 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12140 * dwarf2out.c (add_child_die_after): New function.
12141 (dwarf_qual_info_t): New type.
12142 (dwarf_qual_info): New variable.
12143 (qualified_die_p): New function.
12144 (modified_type_die): For -fdebug-types-section, ensure
12145 canonical order of qualifiers. Put qualified DIEs adjacent
12146 to the corresponding non-qualified type DIE and search there
12147 for existing qualified DIEs.
12149 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12151 * doc/extend.texi (scalar_storage_order type attribute): Document
12152 restriction on type punning and aliasing, and remove future tense.
12154 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12157 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12160 2016-01-21 Jeff Law <law@redhat.com>
12162 PR middle-end/69347
12163 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12164 useless call to record_temporary_equivalences.
12165 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12166 allocate 10 slots in the bb_path vector and let it grow as needed.
12167 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12170 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12172 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12174 * configure: Regenerate.
12176 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12178 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12179 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12181 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12183 PR middle-end/66178
12184 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12185 drop EXPAND_INITIALIZER.
12186 * rtl.h (contains_symbolic_reference_p): Declare.
12187 * rtlanal.c (contains_symbolic_reference_p): New function.
12188 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12189 a subtraction into a NOT if symbolic constants are involved.
12191 2016-01-21 Anton Blanchard <anton@samba.org>
12192 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12195 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12197 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12200 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12202 * config/microblaze/microblaze.c
12203 (get_branch_target): New.
12204 (insert_wic_for_ilb_runout): New.
12206 (microblaze_machine_dependent_reorg): New.
12207 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12208 * config/microblaze/microblaze.md
12209 (UNSPEC_IPREFETCH): Define.
12210 (iprefetch): New pattern
12211 * config/microblaze/microblaze.opt
12212 (mxl-prefetch): New flag.
12214 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12216 * config/microblaze/microblaze.h
12217 (FIXED_REGISTERS): Update in macro.
12218 (CALL_USED_REGISTERS): Update in macro.
12220 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12222 PR rtl-optimization/68920
12223 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12226 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12228 PR rtl-optimization/68990
12229 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12230 pseudo instead of inheritance ones.
12232 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12233 Nick Clifton <nickc@redhat.com>
12237 * config/mips/mips.c (mips_compute_frame_info): Initialise
12238 args_size and hard_frame_pointer_offset fields of the frame
12239 structure before calling mips_global_pointer.
12241 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12243 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12245 * configure: Regenerate.
12247 2016-01-21 Richard Biener <rguenther@suse.de>
12249 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12251 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12253 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12254 to actually emit the .size directive.
12256 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12257 Jakub Jelinek <jakub@redhat.com>
12261 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12262 args array size by one to avoid buffer overflow.
12264 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12266 * config/s390/s390.md (pool_section_start): Use switch_to_section
12267 to select proper read-only data section instead of hardcoding
12269 (pool_section_end): Use switch_to_section to match the above.
12271 2016-01-21 Richard Biener <rguenther@suse.de>
12273 PR tree-optimization/69378
12274 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12275 (set_ssa_val_to): Use it for dominance checks taking into
12276 account not executable edges.
12278 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12281 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12282 for bitsize instead of GET_MODE_PRECISION (mode).
12284 2016-01-20 Martin Sebor <msebor@redhat.com>
12287 * extend.texi (__sync Builtins): Clarify the semantics of
12288 __sync_fetch_and_OP built-ins on pointers.
12289 (__atomic Builtins): Same.
12291 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12292 Sebastian Pop <s.pop@samsung.com>
12294 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12295 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12296 (is_valid_rename): Same.
12297 (translate_isl_ast_to_gimple::get_rename): Same.
12298 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12299 (translate_isl_ast_to_gimple::rename_uses): Same.
12300 (get_new_name): Check for close_phi nodes.
12301 (copy_loop_phi_args): Use phi_node_kind.
12302 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12303 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12305 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12306 Sebastian Pop <s.pop@samsung.com>
12308 Revert commit r229783.
12309 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12310 Remove use of parameter_rename_map.
12311 (copy_def): Remove.
12312 (copy_internal_parameters): Remove.
12313 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12314 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12315 (free_sese_info): Do not free parameter_rename_map.
12316 (set_rename): Do not use parameter_rename_map.
12317 (rename_uses): Update call to set_rename.
12318 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12319 * sese.h (parameter_rename_map_t): Remove.
12320 (struct sese_info_t): Remove field parameter_rename_map.
12322 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12323 Sebastian Pop <s.pop@samsung.com>
12325 * graphite-isl-ast-to-gimple.c: Fix comment.
12326 * graphite-scop-detection.c (defined_in_loop_p): New.
12327 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12328 names defined in loop.
12330 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12331 Sebastian Pop <s.pop@samsung.com>
12333 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12334 Discard unstructured if-then-else regions.
12336 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12337 Sebastian Pop <s.pop@samsung.com>
12339 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12340 (cleanup_loop_iter_dom): Remove.
12341 (build_loop_iteration_domains): Remove.
12342 (build_scop_context): Remove.
12343 (build_scop_iteration_domain): Remove.
12344 (add_loop_constraints): New.
12345 (build_iteration_domains): New.
12346 (build_poly_scop): Call build_iteration_domains.
12348 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12349 Sebastian Pop <s.pop@samsung.com>
12351 * graphite-scop-detection.c
12352 (scop_detection::harmful_loop_in_region): Free dom and loops.
12353 (scop_detection::loop_body_is_valid_scop): Free bbs.
12355 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12356 Sebastian Pop <s.pop@samsung.com>
12358 * graphite-scop-detection.c (record_loop_in_sese): New.
12359 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12360 (build_scops): Remove call to build_sese_loop_nests.
12361 * sese.c (sese_record_loop): Remove.
12362 (build_sese_loop_nests): Remove.
12363 (new_sese_info): Remove region->loops.
12364 (free_sese_info): Same.
12365 * sese.h (sese_contains_loop): Same.
12366 (build_sese_loop_nests): Remove.
12367 (sese_contains_loop): Remove.
12369 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12370 Sebastian Pop <s.pop@samsung.com>
12372 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12373 loop_is_valid_in_scop.
12374 (scop_detection::harmful_stmt_in_region): Renamed
12375 harmful_loop_in_region.
12376 Call loop_is_valid_in_scop.
12378 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12379 Sebastian Pop <s.pop@samsung.com>
12381 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12384 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12385 Sebastian Pop <s.pop@samsung.com>
12387 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12388 * graphite.h (struct poly_bb): Remove field is_reduction.
12389 (PBB_IS_REDUCTION): Remove.
12391 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12392 Sebastian Pop <s.pop@samsung.com>
12394 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12395 (add_pdr_constraints): Same.
12396 (scop_get_reads): Same.
12397 (scop_get_must_writes): Same.
12398 (scop_get_may_writes): Same.
12399 (scop_get_original_schedule): Same.
12400 (extend_schedule): Same.
12401 (apply_schedule_on_deps): Same.
12402 (carries_deps): Same.
12403 (compute_deps): Same.
12404 (scop_get_dependences): Same.
12405 * graphite-isl-ast-to-gimple.c
12406 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12407 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12408 (get_schedule_for_band_list): Same.
12409 (get_schedule_map): Same.
12410 (apply_schedule_map_to_scop): Same.
12411 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12412 (build_loop_iteration_domains): Same.
12413 (add_condition_to_pbb): Same.
12414 (add_param_constraints): Same.
12415 (pdr_add_memory_accesses): Same.
12416 (pdr_add_data_dimensions): Same.
12418 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12420 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12423 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12425 * common.opt (feliminate-dwarf2-dups): Replace references to
12426 "DWARF 2" with just "DWARF".
12427 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12428 * doc/extend.texi: Likewise.
12429 * doc/cpp.texi: Likewise.
12430 * doc/invoke.texi: Likewise.
12431 (Option Summary): Add -gdwarf to list of Debugging Options.
12432 (Debugging Options): Document -gdwarf.
12433 * doc/contrib.texi: Spell "DWARF" like that.
12435 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12437 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12438 warning. Fix up formatting.
12440 PR middle-end/67653
12441 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12442 attempt to mark memory input operand addressable and
12443 call prepare_gimple_addressable in that case. Don't adjust
12444 input_location for diagnostics, use error_at instead.
12446 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12448 * config/rs6000/ppc-auxv.h: New file.
12449 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12450 (cpu_is): Likewise.
12451 (cpu_supports): Likewise.
12452 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12453 (cpu_is_info): New variable.
12454 (cpu_supports_info): Likewise.
12455 (tcb_verification_symbol): Likewise.
12456 (cpu_builtin_p): Likewise.
12457 (cpu_expand_builtin): New function.
12458 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12459 (rs6000_init_builtins): Likewise.
12460 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12461 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12462 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12463 * configure: Regenerate.
12464 * config.in: Likewise.
12465 * doc/extend.texi (PowerPC Built-in Functions): Document
12466 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12468 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12471 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12473 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12476 2016-01-20 Richard Henderson <rth@redhat.com>
12482 * tree.c (tm_define_builtin): New.
12483 (find_tm_vector_type): New.
12484 (build_tm_vector_builtins): New.
12485 (build_common_builtin_nodes): Call it.
12487 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12489 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12490 (arm_fp_ok): Likewise.
12491 (arm_fp): Likewise.
12492 (arm_crypto): Likewise.
12494 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12495 Richard Biener <rguenther@suse.de>
12497 PR tree-optimization/69328
12498 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12499 vectors have same number of elements.
12500 (vectorizable_condition): Fix masked version recognition.
12502 2016-01-20 Richard Biener <rguenther@suse.de>
12504 PR tree-optimization/69345
12505 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12506 (VN_INFO_PTR_INFO): Likewise.
12507 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12508 info when it is equal between non-dominating SSA names.
12509 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12510 Make sure to look at original SSA infos.
12512 2016-01-20 Jeff Law <law@redhat.com>
12515 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12517 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12518 (pc_or_label_operand): New predicate.
12519 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12520 tests for small integers that are 2^n - 1.
12522 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12524 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12526 2016-01-19 Jeff Law <law@redhat.com>
12528 PR middle-end/69347
12529 * tree-ssa-threadbackwards.c
12530 (fsm_find_control_statement_thread_paths): Do not try to lookup
12531 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12533 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12535 * doc/lto.texi: Remove text that says only Gold has linker plugin
12538 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12540 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12541 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12542 the DIE accordingly.
12543 (modified_type_die): Add REVERSE parameter and pass it recursively,
12544 as well as to base_type_die. Adjust presence check accordingly.
12545 (base_type_for_mode): Adjust call to modified_type_die.
12546 (add_type_attribute): Add REVERSE parameter and pass it to
12548 (generic_parameter_die): Adjust call to add_type_attribute.
12549 (add_scalar_info): Likewise.
12550 (add_subscript_info): Likewise.
12551 (gen_array_type_die): Likewise.
12552 (gen_descr_array_type_die): Likewise.
12553 (gen_entry_point_die): Likewise.
12554 (gen_enumeration_type_die): Likewise.
12555 (gen_formal_parameter_die): Likewise.
12556 (gen_subprogram_die): Likewise.
12557 (gen_variable_die ): Likewise.
12558 (gen_const_die): Likewise.
12559 (gen_field_die): Likewise.
12560 (gen_pointer_type_die): Likewise.
12561 (gen_reference_type_die): Likewise.
12562 (gen_ptr_to_mbr_type_die): Likewise.
12563 (gen_inheritance_die): Likewise.
12564 (gen_subroutine_type_die): Likewise.
12565 (gen_typedef_die): Likewise.
12566 (force_type_die): Adjust call to modified_type_die.
12568 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12570 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12571 flow throughout the file. Fix broken link to Objective-C 2.0
12573 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12576 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12578 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12580 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12583 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12584 (maybe_record_node): Record cxa_pure_virtual as the only possible
12585 target if there are not ohter candidates.
12586 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12588 2016-01-19 Richard Biener <rguenther@suse.de>
12590 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12591 (get_memory_order): Likewise.
12593 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12595 * tree-vect-stmts.c (vectorizable_store): Check
12598 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12601 * gcc.c (driver::decode_argv): Add call to
12602 init_opts_obstack before init_options_struct.
12603 * opts.c (init_opts_obstack): Remove idempotency.
12604 (init_options_struct): Replace call to init_opts_obstack
12605 with a gcc_assert to verify that it has already been called.
12606 * toplev.c (toplev::main): Add call to init_opts_obstack before
12607 calls to init_options_struct.
12608 (toplev::finalize): Move cleanup of opts_obstack next to
12609 cleanup of save_decoded_options, clearing the latter, and
12610 save_decoded_options_count.
12612 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12615 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12616 attribute to unconditional. Remove %? from output template.
12618 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12619 Jiong Wang <jiong.wang@arm.com>
12621 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12622 generated from different expand order.
12624 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12626 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12627 Add support for CCMP costing.
12629 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12631 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12632 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12633 (fccmpe<mode>): Likewise.
12634 (fcmp): Rename to fcmp and globalize pattern.
12636 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12637 (aarch64_gen_ccmp_next): Add FP support.
12639 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12641 * target.def (gen_ccmp_first): Update documentation.
12642 (gen_ccmp_next): Likewise.
12643 * doc/tm.texi (gen_ccmp_first): Update documentation.
12644 (gen_ccmp_next): Likewise.
12645 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12646 expand_ccmp_expr_1. Improve comments.
12647 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12648 (ccmp_ior<mode>): Remove pattern.
12649 (cmp<mode>): Remove expand.
12650 (cmp): Globalize pattern.
12651 (cstorecc4): Use cc_register.
12652 (mov<mode>cc): Remove ccmp_cc_register check.
12653 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12654 Simplify after removal of CC_DNE/* modes.
12655 (aarch64_ccmp_mode_to_code): Remove.
12656 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12657 In 'k' case use integer as condition.
12658 (aarch64_nzcv_codes): Remove inverted cases.
12659 (aarch64_code_to_ccmode): Remove.
12660 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12661 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12662 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12663 pattern. Return the comparison with CC register. Invert conditions
12664 when bitcode is OR.
12665 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12666 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12668 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12670 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12671 instrumented_version.
12673 2016-01-19 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/69336
12676 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12677 handled components with get_ref_base_and_extent.
12678 (equal_mem_array_ref_p): Adjust.
12680 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12683 * shrink-wrap.c: Include valtrack.h.
12684 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12685 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12686 in between insn and where it will be moved to. Call
12687 dead_debug_insert_temp.
12688 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12689 first and dead_debug_local_finish at the end.
12690 For uses and defs bitmap, handle all regs in between REGNO and
12691 END_REGNO, not just the first one.
12693 2016-01-19 Richard Biener <rguenther@suse.de>
12695 PR tree-optimization/69352
12696 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12697 (equal_mem_array_ref_p): Constrain size and max size properly.
12698 Compare the reverse flag.
12700 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12702 * ira.c (ira): Update regstat data if we deleted insns.
12704 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12706 PR rtl-optimization/68955
12707 PR rtl-optimization/64557
12708 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12709 here. Fix up formatting.
12710 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12712 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12715 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12716 assume that the node has body.
12717 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12720 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12722 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12725 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12727 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12728 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12730 2016-01-19 Martin Jambor <mjambor@suse.cz>
12731 Martin Liska <mliska@suse.cz>
12732 Michael Matz <matz@suse.de>
12734 * Makefile.in (OBJS): Add new source files.
12735 (GTFILES): Add hsa.c.
12736 * common.opt (disable_hsa): New variable.
12737 (-Whsa): New warning.
12738 * config.in (ENABLE_HSA): New.
12739 * configure.ac: Treat hsa differently from other accelerators.
12740 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12741 $enable_offloading.
12742 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12743 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12744 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12745 --with-hsa-kmt-lib.
12746 * doc/invoke.texi (-Whsa): Document.
12747 (hsa-gen-debug-stores): Likewise.
12748 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12749 to invoke offload compiler for hsa acclerator.
12750 * opts.c (common_handle_option): Determine whether HSA offloading
12751 should be performed.
12752 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12753 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12754 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12755 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12756 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12757 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12758 GF_OMP_FOR_KIND_GRID_LOOP.
12759 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12760 (pp_gimple_stmt_1): Likewise.
12761 * gimple-walk.c (walk_gimple_stmt): Likewise.
12762 * gimple.c (gimple_build_omp_grid_body): New function.
12763 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12764 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12765 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12766 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12767 GF_OMP_TEAMS_GRID_PHONY.
12768 (gimple_statement_omp_single_layout): Updated comments.
12769 (gimple_build_omp_grid_body): New function.
12770 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12771 (gimple_omp_for_grid_phony): New function.
12772 (gimple_omp_for_set_grid_phony): Likewise.
12773 (gimple_omp_parallel_grid_phony): Likewise.
12774 (gimple_omp_parallel_set_grid_phony): Likewise.
12775 (gimple_omp_teams_grid_phony): Likewise.
12776 (gimple_omp_teams_set_grid_phony): Likewise.
12777 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12778 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12779 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12780 (BUILT_IN_GOMP_TARGET): Updated type.
12781 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12782 (adjust_for_condition): New function.
12783 (get_omp_for_step_from_incr): Likewise.
12784 (extract_omp_for_data): Moved parts to adjust_for_condition and
12785 get_omp_for_step_from_incr.
12786 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12787 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12788 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12789 (scan_omp_parallel): Do not create child functions for phony
12791 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12792 (scan_omp_1_op): Checking assert we are not remapping to
12793 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12794 (parallel_needs_hsa_kernel_p): New function.
12795 (expand_parallel_call): Register apprpriate parallel child
12796 functions as HSA kernels.
12797 (grid_launch_attributes_trees): New type.
12798 (grid_attr_trees): New variable.
12799 (grid_create_kernel_launch_attr_types): New function.
12800 (grid_insert_store_range_dim): Likewise.
12801 (grid_get_kernel_launch_attributes): Likewise.
12802 (get_target_argument_identifier_1): Likewise.
12803 (get_target_argument_identifier): Likewise.
12804 (get_target_argument_value): Likewise.
12805 (push_target_argument_according_to_value): Likewise.
12806 (get_target_arguments): Likewise.
12807 (expand_omp_target): Call get_target_arguments instead of looking
12808 up for teams and thread limit.
12809 (grid_expand_omp_for_loop): New function.
12810 (grid_arg_decl_map): New type.
12811 (grid_remap_kernel_arg_accesses): New function.
12812 (grid_expand_target_kernel_body): New function.
12813 (expand_omp): Call it.
12814 (lower_omp_for): Do not emit phony constructs.
12815 (lower_omp_taskreg): Do not emit phony constructs but create for them
12816 a temporary variable receiver_decl.
12817 (lower_omp_taskreg): Do not emit phony constructs.
12818 (lower_omp_teams): Likewise.
12819 (lower_omp_grid_body): New function.
12820 (lower_omp_1): Call it.
12821 (grid_reg_assignment_to_local_var_p): New function.
12822 (grid_seq_only_contains_local_assignments): Likewise.
12823 (grid_find_single_omp_among_assignments_1): Likewise.
12824 (grid_find_single_omp_among_assignments): Likewise.
12825 (grid_find_ungridifiable_statement): Likewise.
12826 (grid_target_follows_gridifiable_pattern): Likewise.
12827 (grid_remap_prebody_decls): Likewise.
12828 (grid_copy_leading_local_assignments): Likewise.
12829 (grid_process_kernel_body_copy): Likewise.
12830 (grid_attempt_target_gridification): Likewise.
12831 (grid_gridify_all_targets_stmt): Likewise.
12832 (grid_gridify_all_targets): Likewise.
12833 (execute_lower_omp): Call grid_gridify_all_targets.
12834 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12835 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12836 (tree_omp_clause): Added union field dimension.
12837 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12838 * tree.c (omp_clause_num_ops): Added number of arguments of
12839 OMP_CLAUSE__GRIDDIM_.
12840 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12841 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12842 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12843 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12844 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12845 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12846 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12847 * tree-pass.h (make_pass_gen_hsail): Declare.
12848 (make_pass_ipa_hsa): Likewise.
12849 * ipa-hsa.c: New file.
12850 * lto-section-in.c (lto_section_name): Add hsa section name.
12851 * lto-streamer.h (lto_section_type): Add hsa section.
12852 * timevar.def (TV_IPA_HSA): New.
12853 * hsa-brig-format.h: New file.
12854 * hsa-brig.c: New file.
12855 * hsa-dump.c: Likewise.
12856 * hsa-gen.c: Likewise.
12859 * toplev.c (compile_file): Call hsa_output_brig.
12860 * hsa-regalloc.c: New file.
12862 2016-01-18 Jeff Law <law@redhat.com>
12864 PR tree-optimization/69320
12865 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12866 ranged object, do nothing if the RHS constant is not [0..1].
12867 (optimize_stmt): Comparing a boolean ranged object against a
12868 constant outside [0..1] results in a compile-time constant.
12870 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12873 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12875 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12876 (Option Summary): Update to reflect new section and moved options.
12877 (C++ Dialect Options): Move -fstats to new section.
12878 (Debugging Options): Move all dump, statistics, and other GCC
12879 developer options to new section. Rewrite section introduction
12880 and re-order remaining options to put the more basic ones first.
12881 (Optimization Options): Move -fira-verbose and -flto-report* to
12883 (Developer Options): New section incorporating moved options.
12884 * doc/cppopts.texi (-dM): Update cross-reference.
12886 2016-01-18 Richard Henderson <rth@redhat.com>
12889 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12890 operands to pseudo only if CSE is expected. Split long immediate
12891 operands only after reload, and for the stack pointer.
12892 (*add<GPI>3_pluslong): Remove.
12893 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12894 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12895 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12896 (*add<GPI>3 peepholes): New.
12897 (*add<GPI>3 splitters): New.
12898 * config/aarch64/constraints.md (Upl): New.
12899 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12901 2016-01-18 Richard Biener <rguenther@suse.de>
12903 PR tree-optimization/69297
12904 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12906 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12908 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12910 PR middle-end/68542
12911 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12912 of mixind vector and scalar types.
12913 (fold_relational_const): Add handling of vector
12914 comparison with boolean result.
12915 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12916 comparison of vector operands with boolean result for EQ/NE only.
12917 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12918 (verify_gimple_cond): Likewise.
12919 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12922 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12924 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12927 2016-01-18 Richard Biener <rguenther@suse.de>
12929 PR middle-end/69308
12930 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12932 2016-01-18 Tom de Vries <tom@codesourcery.com>
12934 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12936 2016-01-18 Tom de Vries <tom@codesourcery.com>
12938 * omp-low.c (set_oacc_fn_attrib): Make extern.
12939 * omp-low.h (set_oacc_fn_attrib): Declare.
12940 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12941 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12942 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12943 Add and handle function parameter oacc_kernels_p.
12944 (find_reduc_addr, get_omp_data_i_param): New function.
12945 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12946 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12947 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12948 Calculate dominance info. Skip loops that are not in a kernels region
12949 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12950 (pass_parallelize_loops::execute): Call parallelize_loops with
12951 oacc_kernels_p argument.
12952 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12953 New member function.
12954 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12955 * passes.def: Add argument to pass_parallelize_loops instantation.
12957 2016-01-18 Tom de Vries <tom@codesourcery.com>
12959 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12960 pass_parallelize_loops to be run outside the loop pipeline.
12962 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12964 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12965 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12967 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12970 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12971 using get_ref_base_and_extent.
12972 (equal_mem_array_ref_p): New.
12973 (hashable_expr_equal_p): Add call to previous.
12975 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12978 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12979 (sra_initialize): Allocate disqualified_constants.
12980 (sra_deinitialize): Free disqualified_constants.
12981 (disqualify_candidate): Update disqualified_constants when appropriate.
12982 (create_access): Scan for constant-pool entries as we go along.
12983 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12984 (maybe_add_sra_candidate): Allow constant-pool entries.
12985 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12986 (initialize_constant_pool_replacements): New.
12987 (sra_modify_assign): Avoid mangling assignments created by previous,
12988 and don't generate writes into constant pool.
12989 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12991 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12993 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12994 andnot instruction.
12995 (scalar_chain::convert_op): Likewise.
12996 * config/i386/i386.md (*andndi3_doubleword): New.
12998 2016-01-18 Richard Biener <rguenther@suse.de>
13000 PR tree-optimization/69170
13001 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13002 building a vector from scalar results of a pattern stmt.
13004 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13006 * haifa-sched.c (autopref_multipass_init): Work around
13007 -Wmaybe-uninitialized warning.
13009 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13011 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13012 against the constant 0.
13014 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13016 PR tree-optimization/68799
13017 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13018 look up phi candidates in the statement-candidate map.
13019 (phi_add_costs): Likewise.
13020 (record_phi_increments): Likewise.
13021 (phi_incr_cost): Likewise.
13022 (ncd_with_phi): Likewise.
13023 (all_phi_incrs_profitable): Likewise.
13025 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13027 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13028 -Wmaybe-uninitialized warning.
13030 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13032 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13033 (Option Summary): Update to reflect new section and moved options.
13034 (C++ Dialect Options): Move -fvtable-verify and related options.
13035 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13036 and profiling-related options.
13037 (Optimization Options): Move profile generation options and
13038 -fstack-protector and related options.
13039 (Instrumentation Options): New section incorporating moved options.
13040 (Code Generation Options): Move -finstrument-functions and
13041 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13043 2016-01-16 Tom de Vries <tom@codesourcery.com>
13045 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13047 2016-01-16 Tom de Vries <tom@codesourcery.com>
13049 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13051 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13053 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13054 that checks whether the table is already empty. Rename the
13055 original implementation to...
13056 (hash_table::empty_slot): ...this new private function.
13058 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13060 PR diagnostic/68899
13061 * diagnostic-show-locus.c (layout::print_source_line): Move x
13062 offset of line until after call to
13063 get_line_width_without_trailing_whitespace.
13065 2016-01-15 Jeff Law <law@redhat.com>
13067 PR tree-optimization/69270
13068 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13069 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13070 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13071 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13072 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13073 ssa_name_has_boolean_range and constant_boolean_node.
13075 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13077 PR rtl-optimization/69030
13078 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13080 (spill_pseudos): Delete debug insn for dead pseudo.
13081 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13083 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13085 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13087 (TYPES_UNOPUS): Likewise.
13088 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13089 builtin type, from UNOP to UNOPUS.
13090 (lbtruncuv4sf): Likewise.
13091 (lbtruncuv2df): Likewise.
13092 (lrounduv2sf): Likewise.
13093 (lrounduv4sf): Likewise.
13094 (lrounduv2df): Likewise.
13095 (lroundusf): Likewise.
13096 (lroundusf): Likewise.
13097 (lceiluv2sf): Likewise.
13098 (lceiluv4sf): Likewise.
13099 (lceiluv2df): Likewise.
13100 (lceilusf): Likewise.
13101 (lceiludf): Likewise.
13102 (lflooruv2sf): Likewise.
13103 (lflooruv4sf): Likewise.
13104 (lflooruv2df): Likewise.
13105 (lfloorusf): Likewise.
13106 (lfloorudf): Likewise.
13107 (lfrintnuv2sf): Likewise.
13108 (lfrintnuv4sf): Likewise.
13109 (lfrintnuv2df): Likewise.
13110 (lfrintnusf): Likewise.
13111 (lfrintnudf): Likewise.
13112 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13114 (vcvtq_u32_f32): Likewise.
13115 (vcvtq_u64_f64): Likewise.
13116 (vcvta_u32_f32): Likewise.
13117 (vcvtaq_u32_f32): Likewise.
13118 (vcvtaq_u64_f64): Likewise.
13119 (vcvtm_u32_f32): Likewise.
13120 (vcvtmq_u32_f32): Likewise.
13121 (vcvtmq_u64_f64): Likewise.
13122 (vcvtn_u32_f32): Likwise.
13123 (vcvtnq_u32_f32): Likewise.
13124 (vcvtnq_u64_f64): Likewise.
13125 (vcvtp_u32_f32): Likewise.
13126 (vcvtpq_u32_f32): Likewise.
13127 (vcvtpq_u64_f64): Likewise.
13128 (vcvtmd_u64_f64): Likewise.
13129 (vcvtms_u32_f32): Likewise.
13130 (vcvtad_u64_f64): Likewise.
13131 (vcvtas_u32_f32): Likewise.
13132 (vcvtnd_u64_f64): Likewise.
13133 (vcvtns_u32_f32): Likewise.
13134 (vcvtpd_u64_f64): Likewise.
13135 (vcvtps_u32_f32): Likewise.
13137 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13139 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13140 CSEL of zero_extended registers.
13142 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13144 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13145 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13147 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13149 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13150 false when argument string is not found in the attributes table
13153 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13156 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13157 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13158 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13159 precision estimate.
13161 2016-01-15 Richard Biener <rguenther@suse.de>
13163 PR tree-optimization/66856
13164 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13165 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13166 (vect_create_new_slp_node): Increment stmt reference count.
13167 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13168 an SLP tree before swapping operands.
13169 (vect_build_slp_tree): Likewise.
13170 (destroy_bb_vec_info): Free stmt info after SLP instances.
13171 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13172 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13173 (STMT_VINFO_NUM_SLP_USES): New macro.
13175 2016-01-15 Richard Biener <rguenther@suse.de>
13178 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13179 (add_linkage_name): ... here.
13180 (gen_typedef_die): Use add_linkage_name_raw instead of
13181 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13184 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13186 * gimplify.c (oacc_default_clause): Decode reference and pointer
13187 types for both kernels and parallel regions.
13189 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13191 PR middle-end/69246
13192 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13194 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13196 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13197 (convert_scalars_to_vector): Likewise.
13199 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13201 * doc/extend.texi (Type Traits): Fix grammar.
13203 2016-01-15 Martin Jambor <mjambor@suse.cz>
13205 * tree-inline.c (remap_decl): Use existing dclarations if
13206 remapping a type and prevent_decl_creation_for_types.
13207 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13208 decls first. Do real remapping with
13209 prevent_decl_creation_for_types set.
13210 * tree-inline.h (copy_body_data): New field
13211 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13214 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13216 * config/s390/s390.opt (mmvcle): More verbose help text.
13218 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13220 * config/s390/s390.opt: Add period to -mzvector option text.
13222 2016-01-15 Richard Biener <rguenther@suse.de>
13224 PR tree-optimization/68961
13225 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13226 of invariants in stores again.
13228 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13230 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13232 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13234 * config/i386/i386.c (ix86_expand_branch): Don't split
13235 DI mode xor instruction to SI mode.
13237 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13240 * ipa-icf.c (sem_function::merge): Virtual functions may become
13241 reachable even if they address is not taken and there are no
13244 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13246 * lto-streamer-out.c (subtract_estimated_size): New function.
13247 (get_symbol_initial_value): Use it.
13249 2016-01-15 Christian Bruel <christian.bruel@st.com>
13252 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13253 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13254 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13255 use add_builtin_function_ext_scope instead of add_builtin_function.
13256 (neon_set_p, neon_crypto_set_p): Remove.
13257 (arm_init_builtins): Always call arm_init_neon_builtins and
13258 arm_init_crypto_builtins.
13259 (arm_expand_builtin): Check that builtins are allowed for the arch.
13260 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13261 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13262 arm_init_neon_builtins call.
13264 2016-01-15 Richard Biener <rguenther@suse.de>
13266 PR tree-optimization/69117
13267 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13268 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13269 of the leader conservatively.
13270 (free_scc_vn): Restore original SSA name infos.
13272 2016-01-14 Jeff Law <law@redhat.com>
13274 PR tree-optimization/69270
13275 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13276 single bit of precision, verify it's also unsigned.
13277 (record_edge_info): Use constant_boolean_node rather than fold_convert
13278 to convert boolean_true/boolean_false to the right type.
13280 2016-01-14 Richard Henderson <rth@redhat.com>
13283 * loop-doloop.c (record_reg_sets): New.
13284 (doloop_optimize): Reject the transform if the sequence
13285 clobbers registers live at the end of the loop block.
13286 (doloop_optimize_loops): Enable df_live if needed.
13288 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13290 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13291 * config/rs6000/rs6000.c: Likewise.
13292 * config/rs6000/rs6000.h: Likewise.
13293 * config/rs6000/rs6000.md: Likewise.
13294 * doc/extend.texi: Likewsie.
13296 2016-01-14 Jeff Law <law@redhat.com>
13298 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13301 2016-01-14 Richard Henderson <rth@redhat.com>
13305 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13306 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13307 instead of builtin_decl_declared_p to test for declaration.
13309 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13311 * doc/loop.texi (Loop Analysis and Representation): Document
13312 loop_depth function.
13314 2016-01-14 Tom de Vries <tom@codesourcery.com>
13316 PR tree-optimization/68773
13317 * omp-low.c (expand_omp_target): Don't set force_output.
13318 * varpool.c (varpool_node::get_create): Same.
13319 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13320 offload_funcs with force_output.
13322 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13325 * lra-eliminations.c (move_plus_up): Don't change anything if either
13326 the outer or inner subreg mode is not MODE_INT.
13327 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13328 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13330 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13332 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13333 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13334 reduc_uplus_@var{m}): Remove.
13335 * expr.c (expand_expr_real_2): Remove expansion path for
13336 reduc_[us](min|max|plus) optabs.
13337 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13338 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13339 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13340 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13341 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13342 reduc_[us](min|max|plus) optabs.
13344 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13346 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13347 (reduc_plus_scal_v2sf): New.
13348 (reduc_smax_v2sf): Rename to...
13349 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13350 (reduc_smin_v2sf): Rename to...
13351 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13353 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13355 * alias.c (compare_base_symbol_refs): New function.
13356 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13359 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13361 PR middle-end/68146
13362 PR tree-optimization/69155
13363 * tree-complex.c: Include cfganal.h.
13364 (phis_to_revisit): New variable.
13365 (extract_component): Add phiarg_p argument. Assert that returned
13366 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13367 (update_phi_components): Partly rewrite to use loop over real/imag
13368 components instead of code duplication. If extract_component returns
13369 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13370 create_tmp_reg into the PHI node instead, and mention the phi triplet
13371 in phis_to_revisit.
13372 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13373 in phis_to_revisit at the end.
13375 2016-01-14 Richard Biener <rguenther@suse.de>
13377 PR tree-optimization/68060
13378 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13379 outer loop reduction is only used in the inner loop before
13380 detecting a double reduction.
13382 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13385 * combine.c (expand_field_assignment): Punt if compute_mode is
13386 unsupported scalar mode.
13388 2016-01-14 Richard Biener <rguenther@suse.de>
13390 PR tree-optimization/66856
13391 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13392 SLP node only if it built successfully.
13393 (vect_analyze_slp_instance): Adjust.
13395 2016-01-14 Jeff Law <law@redhat.com>
13397 PR tree-optimization/69270
13398 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13399 (record_edge_info): Use it. Convert boolean_{true,false}_node
13400 to the type of op0.
13402 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13405 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13406 use block_ultimate_origin
13407 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13409 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13411 * doc/invoke.texi (Submodel Options): Rename section to
13412 "Machine-Dependent Options" to better reflect its content.
13413 Rewrite introductory text to remove archaic CPU names.
13416 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13418 * doc/invoke.texi (Code Gen Options): Move section up in file,
13419 before target-specific options. Update menu and option summary
13420 to reflect the new section ordering.
13422 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13424 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13425 (C++ Dialect Options): Add cross-reference to -std option.
13426 * doc/standards.texi (C++ Language): Document C++14 support.
13428 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13430 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13431 for pack/unpack functions for __ibm128.
13432 (PACK_IF): Likewise.
13433 (UNPACK_IF): Likewise.
13435 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13436 support for __ibm128 pack/unpack functions.
13437 (rs6000_invalid_builtin): Likewise.
13438 (rs6000_init_builtins): Likewise.
13439 (rs6000_opt_masks): Likewise.
13441 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13442 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13444 (RS6000_BTM_COMMON): Likewise.
13446 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13447 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13448 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13449 128-bit floating point. Add support for the double values to be
13450 in Altivec registers for TF/IF packing and unpacking, but restrict
13451 TD packing sub-fields to be FPR registers. Don't allow overlapped
13452 register support for packing. Allow pack inputs to be memory
13453 locations. Don't build generator functions for unpack<mode>_dm
13454 and unpack<mode>_nodm.
13455 (unpack<mode>_dm): Likewise.
13456 (unpack<mode>_nodm): Likewise.
13457 (pack<mode>): Likewise.
13459 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13460 built-in functions to pack/unpack explicit __ibm128 values.
13461 (__builtin_unpack_ibm128): Likewise.
13463 * doc/extend.texi (PowerPC Built-in Functions): Document
13464 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13466 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13469 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13470 Add new arg loc and pass it down as context.
13471 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13472 to the location to use for the warning.
13473 (check_function_arguments): New arg loc. All callers changed. Pass
13474 it to check_function_nonnull.
13475 * c-common.h (check_function_arguments): Adjust declaration.
13477 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13479 PR tree-optimization/69156
13480 * gimple.c (validate_type): Removed.
13481 (gimple_builtin_call_types_compatible_p): Use
13482 useless_type_conversion_p instead of validate_type.
13483 * value-prof.c (gimple_stringop_fixed_value): Fold
13484 icall_size to correct type.
13486 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13488 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13491 2016-01-13 Richard Henderson <rth@redhat.com>
13494 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13495 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13496 (ix86_builtin_tm_store): Remove.
13497 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13498 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13499 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13500 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13501 * doc/tm.texi: Rebuild.
13503 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13504 (BUILT_IN_TM_MEMCPY_RTWN): New.
13505 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13506 fallback from vector to integer helpers.
13507 (build_tm_load): Handle vector types directly, instead of
13509 (build_tm_store): Likewise.
13510 (expand_assign_tm): Prepare for register types not handled by
13511 the above. Copy them to memory and use memcpy.
13512 * tree.c (tm_define_builtin): New.
13513 (find_tm_vector_type): New.
13514 (build_tm_vector_builtins): New.
13515 (build_common_builtin_nodes): Call it.
13517 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13519 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13520 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13522 2016-01-13 Tom de Vries <tom@codesourcery.com>
13524 PR tree-optimization/69169
13525 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13526 handled_struct_type param.
13527 (create_variable_info_for, intra_create_variable_infos): Call
13528 create_variable_info_for_1 with extra arg.
13530 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13532 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13533 and "armv8.1-a+crc" entries.
13535 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13538 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13539 Change first operand predicate from register_or_constm1_operand
13540 to register_operand.
13541 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13542 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13543 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13544 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13545 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13546 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13547 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13548 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13549 comparison with constm1_rtx from vec_prefetch_gen part.
13551 2016-01-13 Richard Biener <rguenther@suse.de>
13553 PR tree-optimization/69013
13554 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13555 Exchange assert for a test.
13557 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13560 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13562 2016-01-13 Richard Biener <rguenther@suse.de>
13564 PR tree-optimization/69242
13565 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13566 assert with a check.
13568 2016-01-13 Richard Biener <rguenther@suse.de>
13570 PR tree-optimization/69186
13571 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13572 Properly guard vect_update_misalignment_for_peel call.
13574 2016-01-12 Jeff Law <law@redhat.com>
13576 PR tree-optimization/pr67755
13577 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13578 "need_profile_correction".
13579 (thread_block_1): Initialize new field to false by default. If we
13580 have multiple thread paths through a common joiner to different
13581 final targets, then set new field to true.
13582 (compute_path_counts): Only do count adjustment when it's really
13585 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13587 * doc/invoke.texi (Spec Files): Move section down in file, past
13588 all command-line option descriptions.
13590 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13592 PR middle-end/54809
13593 * doc/gty.texi: Remove documentation of mark_hook.
13594 * gengtype.c (struct write_types_data): Remove code to support
13595 mark_hook attribute.
13596 (walk_type): Likewise.
13597 (write_func_for_structure): Likewise.
13599 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13601 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13602 Directory Options, and -specs= to Overall Options.
13603 (Overall Options): Adjust similarly. Reorder to group related
13604 options together. Make -specs= cross-reference the spec file details.
13605 (Directory Options): Adjust similarly.
13607 2016-01-12 Jeff Law <law@redhat.com>
13609 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13611 2016-01-12 Olivier Hainque <hainque@adacore.com>
13613 * gcc.c (spec_undefvar_allowed): New global.
13614 (process_command): Set to true when running for --version or --help,
13616 (getenv_spec_function): When the variable is not defined, use the
13617 variable name as the variable value if we're allowed not to issue
13620 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13622 PR tree-optimization/68911
13623 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13624 information computed for expression "init + nit * step".
13626 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13628 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13629 about name of GCC executable. Remove deleted node from menu.
13630 (Directory Options) <-B>: Remove cross-reference to deleted node.
13631 (Target Options): Delete section.
13633 2016-01-12 Christian Bruel <christian.bruel@st.com>
13636 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13637 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13639 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13642 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13643 aligned_mem is properly set for AVX512-VL floating point masked
13647 * ifcvt.c (cond_exec_process_if_block): When removing the last
13648 insn from then_bb, remove also any possible barriers that follow it.
13650 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13654 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13655 (PTRDIFF_TYPE): Likewise.
13656 (WCHAR_TYPE): Likewise.
13657 (WCHAR_TYPE_SIZE): Likewise.
13658 (STDINT_LONG32): Likewise.
13660 2016-01-12 Richard Biener <rguenther@suse.de>
13662 PR tree-optimization/69053
13663 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13664 convert initial value for cond reductions.
13666 2016-01-12 Richard Biener <rguenther@suse.de>
13668 PR tree-optimization/69007
13669 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13670 widen_sum after dot_prod and sad.
13672 2016-01-12 Richard Biener <rguenther@suse.de>
13674 PR tree-optimization/69168
13675 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13676 pattern stmt SLP type.
13677 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13678 end up unused so cope with that case.
13680 2016-01-12 Richard Biener <rguenther@suse.de>
13682 PR tree-optimization/69157
13683 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13684 stmts def type only during analyze phase.
13685 (vectorizable_call): Likewise.
13686 (vectorizable_simd_clone_call): Likewise.
13687 (vectorizable_conversion): Likewise.
13688 (vectorizable_assignment): Likewise.
13689 (vectorizable_shift): Likewise.
13690 (vectorizable_operation): Likewise.
13691 (vectorizable_store): Likewise.
13692 (vectorizable_load): Likewise.
13694 2016-01-12 Richard Biener <rguenther@suse.de>
13696 PR tree-optimization/69174
13697 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13699 (vectorizable_load): Properly compute the number of loads needed
13700 for permuted strided SLP loads and do not spuriously assign
13701 to SLP_TREE_VEC_STMTS.
13703 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13705 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13706 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13707 (MD_EXEC_PREFIX): Remove.
13708 (MD_STARTFILE_PREFIX) Removee.
13709 (FILE_NAME_ABSOLUTE_P): Remove.
13710 (CPP_SPEC): Do not read macros from sys/version.h.
13711 (LINK_COMMAND_SPEC): Remove.
13712 (LOCAL_INCLUDE_DIR): Remove.
13713 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13714 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13715 (POST_LINK_SPEC): Define to invoke stubify after linker
13716 (LIBSTDCXX): Remove define
13717 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13718 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13719 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13720 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13721 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13722 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13723 (i386_djgpp_asm_named_section): Add propotype of new procedure
13725 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13726 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13727 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13728 in config/i386/djgpp.h).
13729 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13730 STANDARD_STARTFILE_PREFIX_1.
13731 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13732 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13733 installation errors.
13734 (MAX_OFILE_ALIGNMENT): Define to 128.
13735 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13737 * config/i386/djgpp.c: New file. Add implementation of
13738 i386_djgpp_asm_named_section.
13740 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13742 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13743 Add rule for building djgpp.o.
13745 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13747 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13748 (rtx_is_swappable_p): Reductions are swappable.
13749 (insn_is_swappable_p): V2DF reductions are swappable.
13751 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13753 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13754 reloads for other unsupported memory operands.
13756 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13757 Jim Wilson <jim.wilson@linaro.org>
13760 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13761 copy_to_mode_reg instead of force_reg.
13763 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13766 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13767 TARGET_80387 is true.
13769 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13772 * lra-eliminations.c (move_plus_up): Only move plus up
13773 if subreg of the constant can be simplified into constant
13774 and use the simplified subreg of the constant instead of
13775 the original constant.
13777 * fold-const.c (fold_convertible_p): Don't return true
13778 for conversion of VECTOR_TYPE to same sized integral type.
13779 (fold_convert_loc): Fix up formatting. Fold conversion of
13780 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13781 instead of NOP_EXPR.
13783 PR tree-optimization/69214
13784 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13785 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13788 PR tree-optimization/69207
13789 * tree-vect-slp.c (vect_get_constant_vectors): For
13790 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13791 fold_convertible_p to vector_type's element type, and always
13792 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13794 2016-01-11 Richard Biener <rguenther@suse.de>
13796 PR tree-optimization/69173
13797 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13798 fixup the cycle if all stmts are in a pattern.
13800 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13802 PR middle-end/68999
13803 * alias.c (base_alias_check): Move check for addresses with
13804 alignment ANDs before the call for compare_base_decls.
13805 (memrefs_conflict_p): Return -1 for different decls
13806 that went through alignment adjustments.
13808 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13810 PR rtl-optimization/68796
13811 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13812 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13813 and QImode comparisons against zero with CC_NZmode.
13814 * config/aarch64/iterators.md (short_mask): New mode_attr.
13816 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13818 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13819 (<avx512>_store<mode>_mask): Likewise.
13821 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13822 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13824 PR rtl-optimization/68841
13825 * ifcvt.c (struct noce_if_info): Add orig_x field.
13826 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13827 Don't record conflicts on to_rename if it's present.
13828 Allow memory destinations in sets.
13829 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13830 blocks, passing orig_x to the checks.
13831 (noce_process_if_block): Set if_info->orig_x appropriately.
13833 2016-01-11 Tom de Vries <tom@codesourcery.com>
13835 PR tree-optimization/69069
13836 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13838 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13840 PR rtl-optimization/68920
13841 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13842 of conditional moves for RTL if-conversion to 1 for
13843 TARGET_ONE_IF_CONV_INSN.
13844 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13845 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13846 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13847 parameter to restirct number of conditional moves for
13849 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13850 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13853 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13856 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13857 onepart vars. Fix typo in comment. Fix reversed condition in
13859 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13862 * var-tracking.c (dump_onepart_variable_differences): New.
13863 (dataflow_set_different): If a detailed dump is requested,
13864 delay early returns and dump differences between onepart
13865 variables present before and after, and added variables.
13867 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13870 * expr.c (expand_expr_real_1): For boolean vector constants
13871 with a scalar mode use const_scalar_mask_from_tree.
13872 (const_scalar_mask_from_tree): New.
13873 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13874 assigned to a mask type to handle constants.
13876 2016-01-11 Martin Jambor <mjambor@suse.cz>
13879 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13880 useless parameters if we cannot change function signature.
13882 2016-01-11 Martin Jambor <mjambor@suse.cz>
13885 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13888 2016-01-11 Tom de Vries <tom@codesourcery.com>
13890 PR tree-optimization/69109
13891 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13894 2016-01-11 Tom de Vries <tom@codesourcery.com>
13896 PR tree-optimization/69108
13897 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13898 res is not used in a phi.
13900 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13903 * common.opt (frandom-seed): Fix parameter name.
13904 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13906 2016-01-11 Tom de Vries <tom@codesourcery.com>
13908 PR tree-optimization/69058
13909 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13912 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13914 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13915 (mcode-density): Likewise.
13917 2016-01-10 Tom de Vries <tom@codesourcery.com>
13919 PR tree-optimization/69062
13920 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13921 (parallelize_loops): Don't paralelize loop that has phi with address
13924 2016-01-10 Tom de Vries <tom@codesourcery.com>
13926 PR tree-optimization/69039
13927 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13930 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13932 PR middle-end/68743
13933 * match.pd: Require target has function_c99_misc before doing
13934 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13936 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13938 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13940 * configure: Regenerate.
13942 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13944 PR middle-end/50865
13945 PR tree-optimization/69097
13946 * fold-const.h (expr_not_equal_to): New prototype.
13947 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13948 (expr_not_equal_to): New function.
13949 * match.pd (X % -Y is the same as X % Y): Don't optimize
13950 unless X is known not to be equal to minimum or Y is known
13951 not to be equal to -1.
13952 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13953 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13954 (simplify_stmt_using_ranges): Adjust caller.
13955 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13956 substitute_and_fold.
13958 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13960 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13963 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13965 PR tree-optimization/69167
13966 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13967 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13969 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13971 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13972 Richard Biener <rguenther@suse.de>
13974 PR tree-optimization/68707
13975 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13976 instances that can be handled via vect_load_lanes.
13978 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13980 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13981 if we can't determine address equivalence.
13982 * alias.c (compare_base_decl): Update for changed return value of
13983 symtab_node::equal_address_to.
13985 2016-01-08 Jason Merrill <jason@redhat.com>
13989 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13990 * expr.c (store_field): Not here.
13991 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13992 call with TREE_ADDRESSABLE type.
13993 * tree-cfg.c (verify_gimple_call): Adjust.
13995 2016-01-08 Olivier Hainque <hainque@adacore.com>
13997 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14000 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14002 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14003 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14004 (reduc_smin_v2sf): Rename to...
14005 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14006 (reduc_splus_v2sf): Rename to...
14007 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14009 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14011 PR tree-optimization/69162
14012 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14013 valist argument in another argument.
14014 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14015 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14016 to determine the va_list type, build a MEM_REF instead of
14017 build_fold_indirect_ref.
14019 PR tree-optimization/69172
14020 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14023 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14025 PR tree-optimization/67781
14026 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14027 and cmpnop in two steps: first the ones not accessed in original
14028 gimple expression in a endian independent way and then the ones not
14029 accessed in the final result in an endian-specific way.
14031 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14033 PR tree-optimization/69083
14034 * tree-vect-slp.c (vect_get_constant_vectors): For
14035 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14036 element type. If op is fold_convertible_p to vector_type's element
14037 type, use NOP_EXPR instead of VCE.
14039 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14041 PR rtl-optimization/67778
14042 PR rtl-optimization/68634
14043 PR rtl-optimization/68909
14044 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14045 block from the stack until done with it. Remove a superfluous
14046 bitmap set. Remove a superfluous bitmap test.
14048 2016-01-07 Martin Sebor <msebor@redhat.com>
14051 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14052 constraint on the type of arguments.
14054 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14056 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14057 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14058 unaligned_access on the gcc_options set.
14059 * config/arm/arm.c (arm_option_override_internal): Use
14060 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14062 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14065 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14066 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14068 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14071 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14074 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14075 depending on frame_pointer_needed before remaining integer and SSE
14076 registers are saved.
14078 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14081 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14083 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14086 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14087 Use the "xBm" constraint.
14088 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14090 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14091 (sse_cvtsi2ssq<round_name>): Likewise.
14092 (sse_cvtss2si<round_name>): Likewise.
14093 (sse_cvtss2siq<round_name>): Likewise.
14094 (sse2_cvtsi2sdq<round_name>): Likewise.
14095 (sse2_cvtsd2si<round_name>): Likewise.
14096 (sse2_cvtsd2siq<round_name>): Likewise.
14097 * config/i386/subst.md (round_nimm_scalar_predicate): New
14100 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14102 PR middle-end/67639
14103 * varasm.c (make_decl_rtl): Mark invalid register vars as
14106 PR rtl-optimization/66206
14107 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14108 All callers changed.
14110 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14112 PR tree-optimization/69141
14113 * tree-ssa-pre.c: Include langhooks.h.
14114 (eliminate_dom_walker::before_dom_children): Use
14115 lang_hooks.decl_printable_name instead of
14116 cgraph_node::get ()->name ().
14118 PR middle-end/68960
14119 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14120 it and DECL_ALIGN too.
14122 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14124 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14126 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14129 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14130 depending on frame_pointer_needed before remaining integer and SSE
14131 registers are saved.
14133 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14135 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14136 mode iterator with VSX_M2.
14137 (*p9_vecstore_<mode>): Likewise.
14138 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14139 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14140 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14141 (define_split for VSX_LE128 stores): Likewise.
14142 (define_peephole2 for TImode LE swaps): Likewise.
14143 (define_split for VSX_LE128 post-reload stores): Likewise.
14145 2016-01-06 Marek Polacek <polacek@redhat.com>
14148 * convert.c (convert_to_integer_1): Adjust call to
14149 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14150 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14151 EXPR instead of ARG.
14152 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14154 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14157 * doc/extend.texi (RL78 Variable Attributes): New section.
14159 2016-01-05 Marek Polacek <polacek@redhat.com>
14162 * builtins.c (get_memmodel): Use expansion point location rather than
14163 the input location. Call warning_at rather than warning.
14164 (expand_builtin_atomic_compare_exchange): Likewise.
14165 (expand_builtin_atomic_load): Likewise.
14166 (expand_builtin_atomic_store): Likewise.
14167 (expand_builtin_atomic_clear): Likewise.
14169 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14172 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14173 Replace nonimmediate_operand with vector_operand.
14174 * config/i386/predicates.md (vector_operand): New predicate.
14175 (general_vector_operand): Replace nonimmediate_operand with
14177 * config/i386/sse.md: Replace nonimmediate_operand with
14178 vector_operand and m constraint with Bm constraint on SSE
14179 patterns with 16-byte memory operand.
14180 * config/i386/subst.md (round_nimm_predicate): Replace
14181 nonimmediate_operand with vector_operand.
14182 (round_saeonly_nimm_predicate): Likewise.
14183 (round_saeonly_nimm_scalar_predicate): New.
14185 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14188 * config/i386/constraints.md (Bm): New constraint.
14189 * config/i386/predicates.md (vector_memory_operand): New
14191 * config/i386/sse.md: Replace xm with xBm in plusminus and
14192 any_logic patterns.
14194 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14197 * doc/extend.texi (V850 Function Attributes): New section.
14198 (V850 Variable Attributes): New section.
14200 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14203 * doc/extend.texi (MicroBlaze Function Attributes): Document
14204 interrupt_handler and fast_interrupt attributes.
14206 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14209 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14210 for local symbolic operands.
14211 * config/ia64/predicates.md (local_symbolic_operand64): New
14214 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14216 PR rtl-optimization/68651
14217 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14220 2016-01-05 Nathan Sidwell <nathan@acm.org>
14222 * alias.c (compare_base_decls): Use symtab_node::get.
14224 2016-01-05 Nick Clifton <nickc@redhat.com>
14227 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14228 secondary_reload_info structure.
14231 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14232 decls if weak support is available.
14234 2016-01-04 Martin Sebor <msebor@redhat.com>
14236 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14238 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14240 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14241 OPTION_MASK_P9_DFORM.
14243 * config/rs6000/constraints.md (wo constraint): New constraint for
14246 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14248 (rs6000_init_hard_regno_mode_ok): Likewise.
14250 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14253 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14254 expanders not to have constraints. Add support for ISA 3.0 xxperm
14255 instruction. Add support for fusing xxlor with xxperm.
14256 (altivec_vperm_<mode>_internal): Likewise.
14257 (altivec_vperm_v8hiv16qi): Likewise.
14258 (altivec_vperm_<mode>v16q): Likewise.
14259 (altivec_vperm_<mode>_uns): Likewise.
14260 (vperm_v8hiv4si): Likewise.
14261 (vperm_v16qiv8hi): Likewise.
14263 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14265 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14267 Update copyright years.
14269 * gcc.c (process_command): Update copyright notice dates.
14270 * gcov-dump.c (print_version): Ditto.
14271 * gcov.c (print_version): Ditto.
14272 * gcov-tool.c (print_version): Ditto.
14273 * gengtype.c (create_file): Ditto.
14274 * doc/cpp.texi: Bump @copying's copyright year.
14275 * doc/cppinternals.texi: Ditto.
14276 * doc/gcc.texi: Ditto.
14277 * doc/gccint.texi: Ditto.
14278 * doc/gcov.texi: Ditto.
14279 * doc/install.texi: Ditto.
14280 * doc/invoke.texi: Ditto.
14282 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14284 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14285 modes larger than TImode as TImode if NEON is not enabled.
14287 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14290 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14291 mode for %f0-%f31 only if TARGET_FPU.
14293 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14296 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14297 to compute the PACKED_P predicate.
14298 (function_arg_record_value): Minor tweaks.
14300 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14302 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14303 option for arm*-*-* targets.
14305 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14307 * doc/extend.texi (Common Function Attributes): Move docs for
14308 MSP430-specific attributes to....
14309 (MSP430 Function Attributes): ...here. Delete the redundant
14310 entries and copy-edit the remaining text.
14311 (MSP430 Variable Attributes): Use uniform format for index
14312 entries and add a cross-reference to the corresponding function
14315 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14317 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14319 (x86 Options): Likewise.
14321 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14325 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14326 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14327 to corresponding attribute.
14329 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14331 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14332 to correct alphabetization of table. Copy-edit and correct
14334 <stack_protect>: Likewise.
14335 <target_clones>: Likewise.
14337 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14338 Correct punctuation.
14339 (Code Gen Options) <-fno-plt>: Copy-edit.
14341 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14344 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14345 SI values. Explicitly convert SI to DI and vice-versa.
14347 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14349 PR tree-optimization/69070
14350 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14351 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14354 * ubsan.c (ubsan_instrument_float_cast): Call
14355 initialize_sanitizer_builtins.
14358 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14360 Copyright (C) 2016 Free Software Foundation, Inc.
14362 Copying and distribution of this file, with or without modification,
14363 are permitted in any medium without royalty provided the copyright
14364 notice and this notice are preserved.