1 2016-06-03 Joseph Myers <joseph@codesourcery.com>
5 * common.opt (ffp-int-builtin-inexact): New option.
6 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
7 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
8 (ceil@var{m}2): Document dependence on this option.
9 * ipa-inline-transform.c (inline_call): Handle
10 flag_fp_int_builtin_inexact.
11 * ipa-inline.c (can_inline_edge_p): Likewise.
12 * config/i386/i386.md (rintxf2): Do not test
13 flag_unsafe_math_optimizations.
14 (rint<mode>2_frndint): New define_insn.
15 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
16 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
17 for 387 instead of extending and truncating.
18 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
19 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20 Change to frndint<mode>2_<rounding>.
21 (frndintxf2_<rounding>_i387): Likewise. Change to
22 frndint<mode>2_<rounding>_i387.
23 (<rounding_insn>xf2): Likewise.
24 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
25 !flag_trapping_math instead of flag_unsafe_math_optimizations for
26 x87. Test TARGET_ROUND || !flag_trapping_math ||
27 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
28 SSE. Use ROUND_NO_EXC in constant operand of
29 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
30 for 387 instead of extending and truncating.
32 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
33 Julia Koval <julia.koval@intel.com>
45 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
46 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
47 all registers, except for function return registers if there are
48 no caller-saved registers.
49 (ix86_set_func_type): New function.
50 (ix86_set_current_function): Call ix86_set_func_type to set
51 no_caller_saved_registers and func_type. Call reinit_regs if
52 caller-saved registers are changed. Don't allow MPX, SSE, MMX
53 nor x87 instructions in interrupt handler nor function with
54 no_caller_saved_registers attribute.
55 (ix86_function_ok_for_sibcall): Return false if there are no
56 caller-saved registers.
57 (type_natural_mode): Don't warn ABI change for MMX in interrupt
59 (ix86_function_arg_advance): Skip for callee in interrupt
61 (ix86_function_arg): Return special arguments in interrupt
63 (ix86_promote_function_mode): Promote pointer to word_mode only
65 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
67 (ix86_epilogue_uses): New function.
68 (ix86_hard_regno_scratch_ok): Likewise.
69 (ix86_save_reg): Preserve all registers in interrupt handler
70 after reload. Preserve all registers, except for function
71 return registers, if there are no caller-saved registers after
73 (find_drap_reg): Always use callee-saved register if there are
74 no caller-saved registers.
75 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
76 for interrupt handler.
77 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
78 Emit cld instruction if stringops are used in interrupt handler
79 or interrupt handler isn't a leaf function.
80 (ix86_expand_epilogue): Generate interrupt return for interrupt
81 handler and pop the 'ERROR_CODE' off the stack before interrupt
82 return in exception handler.
83 (ix86_expand_call): Disallow calling interrupt handler directly.
84 If there are no caller-saved registers, mark all registers that
85 are clobbered by the call which returns as clobbered.
86 (ix86_handle_no_caller_saved_registers_attribute): New function.
87 (ix86_handle_interrupt_attribute): Likewise.
88 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
90 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
91 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
92 accumulation in interrupt function if stack may be realigned to
95 (function_type): New enum.
96 (machine_function): Add func_type and no_caller_saved_registers.
97 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
98 (interrupt_return): New pattern.
99 * doc/extend.texi: Document x86 interrupt and
100 no_caller_saved_registers attributes.
102 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
104 PR tree-optimization/52171
105 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
106 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
107 Look for constant strings. Move some code to emit_block_cmp_hints
109 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
110 * defaults.h (COMPARE_MAX_PIECES): New macro.
111 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
112 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
113 (clear_by_pieces_1): Don't declare. Move definition before use.
114 (can_do_by_pieces): New static function.
115 (can_move_by_pieces): Use it. Return bool.
116 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
117 OP. All callers changed. Handle COMPARE_BY_PIECES.
118 (class pieces_addr); New.
119 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
120 pieces_addr::adjust, pieces_addr::increment_address,
121 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
123 (class op_by_pieces_d): New.
124 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
126 (class move_by_pieces_d, class compare_by_pieces_d,
127 class store_by_pieces_d): New subclasses of op_by_pieces_d.
128 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
129 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
130 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
131 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
132 compare_by_pieces_d::finish_mode): New member functions.
133 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
135 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
136 (emit_block_cmp_hints): New function.
137 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
138 use the newly defined classes.
139 * expr.h (by_pieces_constfn): New typedef.
140 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
141 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
142 (move_by_pieces_ninsns): Don't declare.
143 (can_move_by_pieces): Change return value to bool.
144 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
145 (compare_by_pieces_branch_ratio): New hook.
146 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
147 (by_pieces_ninsns): Declare.
148 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
150 (default_compare_by_pieces_branch_ratio): New function.
151 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
152 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
153 * doc/tm.texi: Regenerate.
154 * tree-ssa-strlen.c: Include "builtins.h".
155 (handle_builtin_memcmp): New static function.
156 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
157 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
159 2016-06-03 Alan Hayward <alan.hayward@arm.com>
161 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
162 relevant stmts which are simple and invariant.
163 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
164 instead of simple and invariant
166 2016-06-03 Alan Hayward <alan.hayward@arm.com>
168 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
169 (vectorizable_reduction): Check for new relevant state.
170 (vectorizable_live_operation): vectorize live stmts using
171 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
172 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
173 (vect_stmt_relevant_p): Check for stmts which are only used live.
174 (process_use): Use of a stmt does not inherit it's live value.
175 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
176 (vect_analyze_stmt): Check for new relevant state.
177 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
178 outside the loop, but not inside it.
180 2016-06-03 Alan Hayward <alan.hayward@arm.com>
182 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New
183 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New
184 (vect_get_vec_def_for_operand): Split out code.
186 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
188 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
190 2016-06-03 Alan Hayward <alan.hayward@arm.com>
192 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
194 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
196 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
198 2016-06-03 Jakub Jelinek <jakub@redhat.com>
201 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
202 to noreturn e->callee->decl that has void return type and void
203 arguments, adjust gimple_call_fntype and remove lhs even if it had
204 previously addressable type.
206 2016-06-02 Jeff Law <law@redhat.com>
208 PR tree-optimization/71328
209 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
210 error when checking for a jump back onto the copied path.
212 2016-06-02 David Malcolm <dmalcolm@redhat.com>
214 * config/microblaze/microblaze.c (get_branch_target): Add return
215 NULL_RTX for the non-CALL_P case.
216 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
217 (insert_wic): Remove unused local "j".
219 2016-06-02 Martin Liska <mliska@suse.cz>
221 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
223 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
224 Julia Koval <julia.koval@intel.com>
226 * function.c (assign_parm_setup_stack): Force source into a
228 * target.def (function_incoming_arg): Update documentation to
229 allow arbitrary address computation based on hard register.
230 * doc/tm.texi: Regenerated.
232 2016-06-02 Martin Liska <mliska@suse.cz>
234 * predict.c (combine_predictions_for_bb): Fix first match in
235 cases where a first predictor contains more than one occurence
236 in list of predictors. Take the best value in such case.
238 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
240 PR rtl-optimization/71295
241 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
242 offset would go over the size of the inner mode reject it.
244 2016-06-02 Jakub Jelinek <jakub@redhat.com>
246 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
247 x=x,x and v=v,m instead of x=x,m.
249 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
250 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
251 alternative to v=rm,C.
253 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
254 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
255 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
256 instead of vex for the last two above mentioned alternatives.
258 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
261 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
263 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
265 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
267 2016-06-01 David Malcolm <dmalcolm@redhat.com>
269 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
270 from int to unsigned.
272 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
274 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
275 alternatives, eliminating preferred register class. Add support
276 for the MTVSRDD instruction in ISA 3.0.
277 (vsx_splat_v4si_internal): Use splat_input_operand instead of
278 reg_or_indexed_operand.
279 (vsx_splat_v4sf_internal): Likewise.
281 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
284 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
285 for loading up all 0's or all 1's.
287 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
289 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
291 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
293 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
295 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
296 * gcc.c (set_source_date_epoch_envvar): New function, sets
297 the SOURCE_DATE_EPOCH environment variable to the current time.
299 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
301 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
302 the factor for live Phi nodes.
304 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
306 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
307 * tree-parloops.c (parallelize_loops): likewise.
308 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
309 tree_unswitch_outer_loop): likewise.
311 2016-06-01 Jakub Jelinek <jakub@redhat.com>
314 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
315 around creation of the temporary.
317 2016-06-01 Richard Biener <rguenther@suse.de>
319 PR tree-optimization/71366
320 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
321 (unloop_loops): Move removing edges here ...
322 (try_unroll_loop_completely): ... from here.
323 (try_peel_loop): ... and here.
324 (tree_unroll_loops_completely_1): Track parent loops via
325 bitmap of header BBs.
326 (tree_unroll_loops_completely): Adjust for that.
328 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
330 * config/rs6000/altivec.h (vec_slv): New macro.
331 (vec_srv): New macro.
332 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
333 (UNSPEC_VSRV): New value.
336 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
337 (vsrv): New builtin definition.
338 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
339 define argument types for new builtin.
340 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
342 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
345 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
346 Jocelyn Mayer <l_indien@magic.fr>
349 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
350 detect processor family for signature_CENTAUR_ebx.
351 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
352 signature_CENTAUR_ebx.
353 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
354 <default>: Pass x86-64 for has_longmode.
356 2016-06-01 Nathan Sidwell <nathan@acm.org>
358 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
361 2016-06-01 Richard Biener <rguenther@suse.de>
363 PR tree-optimization/71261
364 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
365 of stmts successfully put in the bool pattern. Remove
366 single-use restriction.
367 (adjust_bool_pattern_cast): Add cast at the use site via the
368 pattern def sequence.
369 (adjust_bool_pattern): Remove recursion, maintain a hash-map
370 of patterned defs. Use the pattern def seqence instead of
371 multiple independent patterns.
372 (sort_after_uid): New qsort compare function.
373 (adjust_bool_stmts): New function to process stmts in the bool
375 (vect_recog_bool_pattern): Adjust.
376 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
377 (ifcvt_walk_pattern_tree): Likewise.
378 (stmt_is_root_of_bool_pattern): Likewise.
379 (ifcvt_repair_bool_pattern): Likewise.
380 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
382 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
384 * loop-unroll.c (decide_unroll_constant_iterations,
385 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
387 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
389 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
391 * tree-core.h (enum omp_clause_code): Remove
392 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
394 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
396 * config/arm/sync.md (arm_store_exclusive<mode>):
397 Use 'H' output modifier on operands[2] rather than creating a new
398 entry in out-of-bounds memory of the operands array.
399 (arm_store_release_exclusivedi): Likewise.
401 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
403 * config/arm/arm.c (arm_fusion_enabled_p): New function.
404 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
405 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
406 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
408 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
410 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
411 into account live statements for mask producers.
413 2016-06-01 Richard Biener <rguenther@suse.de>
415 PR tree-optimization/71311
416 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
417 restrict to non-INTEGER_CST @0.
419 2016-06-01 Richard Biener <rguenther@suse.de>
421 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
422 (relational patterns): Use :c to avoid pattern duplications.
424 2016-06-01 Richard Biener <rguenther@suse.de>
426 * genmatch.c (comparison_code_p): New predicate.
427 (swap_tree_comparison): New function.
428 (commutate): Add for_vec parameter to append new for entries.
429 Support commutating relational operators by swapping it alongside
431 (lower_commutative): Adjust.
432 (dt_simplify::gen): Do not pass artificial operators to gen
434 (decision_tree::gen): Do not add artificial operators as parameters.
435 (parser::parse_expr): Verify operator commutativity when :c is
436 applied. Allow :C to override this.
437 * match.pd: Adjust patterns to use :C instead of :c where required.
439 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
441 PR tree-optimization/71077
442 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
443 the combining step, use boolean_false_node and boolean_true_node
444 as the designated false/true return values.
446 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
448 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
449 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
450 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
453 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
455 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
456 of flags impliying the register renaming.
457 * toplev.c (process_options): Do not imply flag_rename_registers with
460 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
462 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
463 default implementation.
465 2016-05-31 Nathan Sidwell <nathan@acm.org>
467 * dwarf2out.c (cur_line_info_table): Add GTY marker.
469 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
471 * config/sh/constraints.md (b): Remove constraint.
472 * config/sh/predicates.md (arith_reg_operand): Remove
474 * config/sh/sh-modes.def (PDI): Remove.
475 * config/sh/sh.c (sh_target_reg_class,
476 sh_optimize_target_register_callee_saved): Remove functions.
477 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
478 (sh_expand_epilogue): Update comment.
479 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
480 sh_secondary_reload): Remove TARGET_REGS related code.
481 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
482 TARGET_REGISTER_P): Remove macros.
483 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
484 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
485 TR1_REG, TR2_REG): Remove constants.
486 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
488 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
490 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
491 define_expand patterns.
492 (adddi3_compact): Rename to adddi3.
493 (subdi3_compact): Rename to subdi3.
494 (*negdi2): Rename to negdi2.
495 (*abs<mode>2): Rename to abs<mode>2.
497 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
499 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
500 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
501 (atomic_sub_fetchsi): ... this new pattern.
502 (mvtc): Add CC_REG clobber.
504 2016-05-31 Marek Polacek <polacek@redhat.com>
506 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
508 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
510 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
511 aarch64_fusion_enabled_p to check for fusion capabilities.
513 2016-05-31 Richard Biener <rguenther@suse.de>
515 PR tree-optimization/71352
516 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
517 minus one and a negate.
519 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
521 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
522 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
524 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
525 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
526 Remove use of aarch64_simd_attr_length_move, set length attribute
528 (*aarch64_be_movoi): Likewise.
529 (*aarch64_be_movci): Likewise.
530 (*aarch64_be_movxi): Likewise.
532 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
534 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
535 It no longer does that.
536 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
538 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
540 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
541 attribute __unused__.
543 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
545 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
546 * config/arm/arm.c (arm_arch_thumb1): Define.
547 (arm_option_override): Initialize arm_arch_thumb1.
548 * config/arm/arm.h (arm_arch_thumb1): Declare.
549 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
552 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
555 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
556 `Yv' for scalar operand.
558 2016-05-31 Tom de Vries <tom@codesourcery.com>
560 PR tree-optimization/69068
561 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
562 phis with more than two args.
564 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
566 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
567 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
570 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
572 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
574 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
576 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
577 cpu_32, cpu_64, tune_32 and tune_64.
578 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
580 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
584 2016-05-30 Andi Kleen <ak@linux.intel.com>
586 * auto-profile.c (read_profile): Replace asserts with errors
587 when file does not exist.
588 * gcov-io.c (gcov_read_words): Dito.
590 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
592 * tree-cfg.c (print_loop): Print likely upper bounds.
594 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
596 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
597 * opts.c (default_options): Enable peel loops at -O3.
598 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
599 (try_peel_loop): Do not re-peel already peeled loops;
600 use likely upper bounds; fix profile updating.
601 (pass_complete_unroll::execute): Initialize peeled_loops.
603 2016-05-30 Martin Liska <mliska@suse.cz>
605 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
606 computed costs by frequency of BB they belong to.
607 (get_scaled_computation_cost_at): New function.
609 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
610 Marc Glisse <marc.glisse@inria.fr>
612 PR tree-optimization/71289
613 * match.pd (-1 / B < A, A > -1 / B): New transformations.
615 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
617 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
619 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
621 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
622 for peeled copies; avoid underflow when updating estimates; correctly
625 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
627 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
628 r236875. Corrected oe3 to oe2 as obvious.
630 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
634 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
635 that inserted stmt will not dominate stmts that defines its operand.
636 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
637 (rewrite_expr_tree_parallel): Likewise.
639 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
642 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
643 all fields including stmt_to_insert are swapped.
645 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
647 * predict.h (force_edge_cold): Declare.
648 * predict.c (force_edge_cold): New function.
649 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
651 (canonicalize_loop_induction_variables): Fix formating.
653 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
655 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
656 (visium_expand_copysign): Use gen_int_mode directly.
657 (visium_compute_frame_size): Minor tweaks.
659 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
661 * tree-vect-loop.c (vect_analyze_loop_2): Use
662 likely_max_stmt_executions_int.
664 2016-05-30 Tom de Vries <tom@codesourcery.com>
666 PR tree-optimization/69067
667 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
669 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
672 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
673 New peepholes to remove unneeded fild/fistp pairs.
674 (define_peephole2 atomic_loaddi_fpu): Ditto.
676 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
678 * predict.c (maybe_hot_frequency_p): Avoid division.
680 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
682 * doc/install.texi: Use https for shop.fsf.org.
684 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
686 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
687 likely_max_stmt_executions_int.
689 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
691 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
692 likely_max_stmt_executions_int.
694 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
696 * profile.c (compute_branch_probabilities): Do not report hitrates
698 (branch_prob): Report hitrates here.
699 * predict.c (gimple_predict_edge): Do not assert profile status;
700 fix formatting issues.
702 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
704 * predict.c (edge_predicted_by_p): New function.
705 (predict_paths_for_bb): Do not put multiple predictions of the same type
708 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
710 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
713 2016-05-28 Alan Modra <amodra@gmail.com>
715 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
717 2016-05-28 Alan Modra <amodra@gmail.com>
719 PR rtl-optimization/71275
720 * ira.c (ira): Free dominance info.
722 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
724 * doc/sourcebuild.texi: New address for upstream Go repository.
726 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
728 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
729 (TARGET_ARM_V7M): Likewise.
731 2016-05-26 Jeff Law <law@redhat.com>
733 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
734 (thread_across_edge): Remove calls to find_jump_threads_backwards.
735 * passes.def: Add jump threading passes before DOM/VRP.
736 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
737 argument to a basic block from an edge. Remove tests which are
739 (pass_data_thread_jumps, class pass_thread_jumps): New.
740 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
741 (make_pass_thread_jumps): Likewise.
742 * tree-pass.h (make_pass_thread_jumps): Declare.
744 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
746 * config/visium/visium-protos.h (split_double_move): Rename into...
747 (visium_split_double_move): ...this.
748 (visium_split_double_add): Declare.
749 * config/visium/visium.c (split_double_move): Rename into...
750 (visium_split_double_move): ...this.
751 (visium_split_double_add): New function.
752 (visium_expand_copysign): Renumber operands for consistency.
753 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
754 (DFmode move splitter): Likewise.
755 (*addi3_insn): Split by means of visium_split_double_add.
756 (*adddi3_insn_flags): Delete.
757 (*plus_plus_sltu<subst_arith>): New insn.
758 (*subdi3_insn): Split by means of visium_split_double_add.
759 (subdi3_insn_flags): Delete.
760 (*minus_minus_sltu<subst_arith>): New insn.
761 (*negdi2_insn): Split by means of visium_split_double_add.
762 (*negdi2_insn_flags): Delete.
764 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
766 * configure.ac: Treat a --with-headers option without argument
767 the same as the default (i.e. consult sys-include directory).
768 * configure: Regenerate.
770 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
772 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
773 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
775 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
776 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
778 2016-05-27 Jiong Wang <jiong.wang@arm.com>
781 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
782 tree-stdarg analysis results.
783 (aarch64_setup_incoming_varargs): Likewise.
785 2016-05-27 Jiong Wang <jiong.wang@arm.com>
787 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
788 va_list_gpr_counter_field and va_list_fpr_counter_field.
790 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
793 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
794 * config/aarch64/aarch64.c
795 (aarch64_cannot_change_mode_class): Remove function.
796 * config/aarch64/aarch64-protos.h
797 (aarch64_cannot_change_mode_class): Remove.
799 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
801 * cfgloop.c (record_niter_bound): Record likely upper bounds.
802 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
803 get_likely_max_loop_iterations_int): New.
804 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
805 any_likely_upper_bound.
806 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
808 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
809 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
811 (unroll_loop_constant_iterations): Likewise.
812 (unroll_loop_runtime_iterations): Likewise.
813 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
814 * lto-streamer-out.c (output_cfg): Likewise.
815 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
817 (canonicalize_loop_induction_variables): Dump likely upper bounds.
818 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
819 (likely_max_loop_iterations): New.
820 (likely_max_loop_iterations_int): New.
821 (likely_max_stmt_executions): New.
822 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
823 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
824 likely_max_stmt_executions): Declare.
826 2016-05-27 Marek Polacek <polacek@redhat.com>
829 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
831 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
833 * config/s390/s390.md (2x risbg splitters): Use
834 reg_overlap_mentioned_p instead of rtx_equal_p.
836 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
838 * combine.c (make_compound_operation): Take known zero bits into
839 account when checking for possible zero_extend.
841 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
843 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
844 Use const_int_operand for operand 2 predicate. Simplify expand code
847 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
850 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
853 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
855 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
856 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
857 that returns CC_SESWPmode and CC_ZESWPmode.
858 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
860 (aarch64_rtx_costs): Likewise.
862 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
864 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
865 for ISA 3.0 min/max support.
866 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
867 conditional move support.
868 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
869 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
871 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
872 conditional moves where the comparison type is different from move
874 (fp_minmax): New code iterator for smin/smax.
875 (minmax): New code attributes for min/max.
877 (smax<mode>3): Combine min, max insns into one insn using the
878 fp_minmax code iterator. Add support for ISA 3.0 min/max
879 instructions that don't need -ffast-math.
880 (s<minmax><mode>3): Likewise.
881 (smax<mode>3_vsx): Likewise.
882 (smin<mode>3): Likewise.
883 (s<minmax><mode>3_vsx): Likewise.
884 (smin<mode>3_vsx): Likewise.
885 (pre-VSX min/max splitters): Likewise.
886 (s<minmax><mode>3_fpr): Likewise.
887 (movsfcc): Rewrite floating point conditional moves to combine
888 SFmode/DFmode into a single insn.
889 (mov<mode>cc): Likewise.
891 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
892 SFDF2 iterators to handle all combinations.
893 (fseldfsf4): Likewise.
894 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
895 (fseldfdf4): Likewise.
896 (fselsfdf4): Likewise.
897 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
898 comparison instructions that set a 0/-1 mask, and use it for
899 floating point conditional move via XXSEL.
900 (fpmask<mode>): Likewise.
901 (xxsel<mode>): Likewise.
902 * config/rs6000/predicates.md (min_max_operator): Delete, no
904 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
905 instructions that generate a 0/-1 mask for use with XXSEL.
906 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
907 say whether floating point min/max is available, either through
908 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
909 (TARGET_MINMAX_DF): Likewise.
911 2016-05-27 Alan Modra <amodra@gmail.com>
913 PR rtl-optimization/71275
914 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
915 for update_equiv_regs and combine_and_move_insns.
917 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
919 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
920 if_then_else or cond RTXes to calculate attribute value.
921 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
922 <attr "length_immediate>: Ditto.
923 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
924 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
925 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
926 <attr "type">: Ditto.
927 <attr "prefix_data16">: Ditto.
928 <attr "prefix_extra">: Ditto.
929 <attr "length_immediate">: Ditto.
930 <attr "prefix">: Ditto.
931 (vec_set<mode>_0) <attr "isa">: Ditto.
932 <attr "prefix_extra">: Ditto.
933 <attr "length_immediate">: Ditto.
934 <attr "prefix">: Ditto.
935 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
936 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
937 (sse2_storelpd) <attr "prefix_data16">: Ditto.
938 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
939 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
940 <attr "length_immediate">: Ditto.
941 <attr "prefix">: Ditto.
942 (sse2_movsd) <attr "length_immediate">: Ditto.
943 <attr "prefix">: Ditto.
944 (vec_concatv2df) <attr "isa">: Ditto.
945 <attr "prefix">: Ditto.
946 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
947 (*vec_extractv2di_1) <attr "isa">: Ditto.
948 <attr "type">: Ditto.
949 <attr "length_immediate">: Ditto.
950 <attr "prefix_rex">: Ditto.
951 <attr "prefix_extra">: Ditto.
952 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
953 <attr "prefix_extra">: Ditto.
954 <attr "length_immediate">: Ditto.
955 (vec_concatv2di) <attr "isa">: Ditto.
956 <attr "prefix_extra">: Ditto.
957 <attr "length_immediate">: Ditto.
958 <attr "prefix">: Ditto.
960 2016-05-26 Martin Liska <mliska@suse.cz>
962 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
964 (operator+): Likewise.
965 (operator-): Likewise.
966 (comp_cost::operator+=): Likewise.
967 (comp_cost::operator-=): Likewise.
968 (comp_cost::operator/=): Likewise.
969 (comp_cost::operator*=): Likewise.
970 (operator<): Likewise.
971 (operator==): Likewise.
972 (operator<=): Likewise.
974 (infinite_cost_p): Likewise.
975 (add_costs): Likewise.
976 (sub_costs): Likewise.
977 (compare_costs): Likewise.
978 (set_group_iv_cost): Use the newly introduced functions.
979 (get_address_cost): Likewise.
980 (get_shiftadd_cost): Likewise.
981 (force_expr_to_var_cost): Likewise.
982 (split_address_cost): Likewise.
983 (ptr_difference_cost): Likewise.
984 (difference_cost): Likewise.
985 (get_computation_cost_at): Likewise.
986 (determine_group_iv_cost_generic): Likewise.
987 (determine_group_iv_cost_address): Likewise.
988 (determine_group_iv_cost_cond): Likewise.
989 (autoinc_possible_for_pair): Likewise.
990 (determine_group_iv_costs): Likewise.
991 (cheaper_cost_pair): Likewise.
992 (iv_ca_recount_cost): Likewise.
993 (iv_ca_set_no_cp): Likewise.
994 (iv_ca_set_cp): Likewise.
995 (iv_ca_cost): Likewise.
996 (iv_ca_new): Likewise.
997 (iv_ca_dump): Likewise.
998 (iv_ca_narrow): Likewise.
999 (iv_ca_prune): Likewise.
1000 (iv_ca_replace): Likewise.
1001 (try_add_cand_for): Likewise.
1002 (try_improve_iv_set): Likewise.
1003 (find_optimal_iv_set): Likewise.
1005 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1007 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1008 that internal functions will clobber all caller-saved registers.
1010 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1012 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1013 Return a better case_values_threshold when optimizing.
1015 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1017 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1018 Add ? to integer variant.
1019 (aarch64_combinez_be): Likewise.
1021 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1023 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1024 instead of x constraint.
1025 (vcvtps2ph256<mask_name>): Likewise.
1027 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1028 alternative. Formatting fix.
1030 * config/i386/sse.md
1031 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1033 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1034 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1035 maybe_evex prefix instead of vex.
1036 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1037 EXT_REX_SSE_REG_P (op0) case in the splitter.
1039 2016-05-25 Jeff Law <law@redhat.com>
1041 PR tree-optimization/71272
1042 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1043 Update comments. Add test for empty path.
1045 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1047 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1048 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1049 special case builtin.
1050 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1051 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1052 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1053 for __builtin_vec_cmpne.
1055 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1057 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1058 redundant test and bail out if the type of the new operand is not
1059 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1061 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1063 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1064 (x_ix86_target_flags_explicit): Remove.
1065 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1066 x_ix86_target_flags_explicit.
1067 (ix86_function_specific_restore): Ditto.
1069 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1070 H.J. Lu <hongjiu.lu@intel.com>
1073 * common/config/i386/i386-common.c
1074 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1075 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1076 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1077 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1078 (-mgeneral-regs-only): Add new option.
1079 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1080 x87 instructions if only general registers are allowed.
1081 (ix86_target_string): Add ix86_flags argument. Handle additional
1082 flags options through ix86_flags argument. Update all callers.
1083 * doc/invoke.texi: Document -mgeneral-regs-only.
1085 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1087 PR rtl-optimization/66940
1088 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1089 decrementing desired_val will not overflow before performing these
1092 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1094 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1095 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1096 * config/i386/i386.c (enum ix86_builtins): Add
1097 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1098 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1099 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1100 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1101 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1102 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1103 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1104 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1105 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1106 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1107 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1108 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1109 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1110 __builtin_ia32_cvtps2dq512_mask.
1111 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1112 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1113 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1114 * config/i386/sse.md
1115 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1117 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1118 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1120 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1121 (avx512f_vec_pack_sfix_v8df): New define_expand.
1122 (avx512f_roundpd512): Rename to ...
1123 (avx512f_round<castmode>512): ... this. Change iterator.
1124 (avx512f_roundps512_sfix): New define_expand.
1125 (round<mode>2_sfix): Change iterator.
1127 2016-05-25 Nick Clifton <nickc@redhat.com>
1129 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1130 static interrupt handler is detected.
1131 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1132 default linker script.
1133 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1134 the low part of a symbolic pointer.
1136 2016-05-25 Richard Biener <rguenther@suse.de>
1138 PR tree-optimization/71261
1139 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1140 interesting stmt instead of immediate uses when looking
1141 for the use operand to replace.
1143 2016-05-25 Martin Liska <mliska@suse.cz>
1145 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1147 2016-05-25 Richard Biener <rguenther@suse.de>
1149 PR tree-optimization/71264
1150 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1153 2016-05-25 Martin Liska <mliska@suse.cz>
1155 PR tree-optimization/71239
1156 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1157 if DECL_SIZE is NULL.
1159 2016-05-25 Richard Biener <rguenther@suse.de>
1161 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1162 * tree-if-conv.c (pass_data_if_conversion): Use it.
1164 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1166 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1167 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1168 * varpool.c (varpool_node::get_availability): Likewise.
1170 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1172 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1173 VNEGW/VNEGD instructions.
1174 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1175 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1176 support for ISA 3.0 VNEGW/VNEGD instructions.
1178 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1180 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1181 pointers inside OACC_DATA regions.
1182 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1183 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1184 (gimplify_adjust_omp_clauses): Fix typo in comment.
1186 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1188 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1189 parity built-in functions.
1190 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1192 (p9v_parity<mode>2): Likewise.
1193 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1195 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1196 (parity<mode>2): ISA 3.0 expander for vector parity.
1197 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1199 (BU_P9_64BIT_MISC_0): Likewise.
1200 (BU_P9_MISC_0): Likewise.
1201 (BU_P9V_AV_1): Likewise.
1202 (BU_P9V_AV_2): Likewise.
1203 (BU_P9V_AV_3): Likewise.
1204 (BU_P9V_AV_P): Likewise.
1205 (BU_P9V_VSX_1): Likewise.
1206 (BU_P9V_OVERLOAD_1): Likewise.
1207 (BU_P9V_OVERLOAD_2): Likewise.
1208 (BU_P9V_OVERLOAD_3): Likewise.
1209 (VCTZB): Add vector count trailing zeros support.
1213 (VPRTYBD): Add vector parity support.
1214 (VPRTYBQ): Likewise.
1215 (VPRTYBW): Likewise.
1216 (VCTZ): Add overloaded vector count trailing zeros support.
1217 (VPRTYB): Add overloaded vector parity support.
1218 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1219 overloaded vector count trailing zeros and parity instructions.
1220 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1221 vector parity support.
1222 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1223 trailing zeros support.
1224 (vec_cntlz): Likewise.
1225 (vec_vctzb): Likewise.
1226 (vec_vctzd): Likewise.
1227 (vec_vctzh): Likewise.
1228 (vec_vctzw): Likewise.
1229 (vec_vprtyb): Add ISA 3.0 vector parity support.
1230 (vec_vprtybd): Likewise.
1231 (vec_vprtybw): Likewise.
1232 (vec_vprtybq): Likewise.
1233 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1234 the ISA 3.0 vector count trailing zeros and vector parity built-in
1237 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1239 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1240 when there is stmt_to_insert.
1242 2016-05-24 Martin Sebor <msebor@redhat.com>
1245 * tree.h (complete_or_array_type_p): New inline function.
1247 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1249 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1250 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1251 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1253 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1254 Limit 1st alternative to noavx isa, split 2nd alternative into one
1255 noavx and one avx alternative, use *x and Bm in the former and
1256 x and m in the latter.
1258 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1259 of sse4 for the first alternative, drop %v from the template
1260 and d operand modifier. Split second alternative into one sse4_noavx
1261 and one avx alternative, use *x instead of *v in the former and v
1262 instead of *v in the latter.
1263 (*sse4_1_extractps): Use noavx isa instead of * for the first
1264 alternative, drop %v from the template. Split second alternative into
1265 one noavx and one avx alternative, use *x instead of *v in the
1266 former and v instead of *v in the latter.
1267 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1268 with noavx and the last one with avx.
1269 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1270 split the second one into one noavx and one avx alternative,
1271 use *x and Bm in the former and x and m in the latter one.
1272 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1275 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1276 first two alternatives to noavx, use *x instead of *v in the second
1277 one, add avx alternative without *.
1278 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1279 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1280 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1282 2016-05-24 Jeff Law <law@redhat.com>
1284 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1285 New function, extracted from...
1286 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1287 Allow simple copies and constant initializations in the SSA chain.
1289 2016-05-24 Marek Polacek <polacek@redhat.com>
1292 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1295 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1298 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1299 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1300 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1301 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1302 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1304 2016-05-24 Richard Biener <rguenther@suse.de>
1306 PR tree-optimization/71240
1307 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1310 2016-05-24 Richard Biener <rguenther@suse.de>
1312 PR tree-optimization/71230
1313 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1315 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1317 * tree-vectorizer.h (vectorizable_comparison): Delete.
1318 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1319 PURE_SLP_STMT check.
1320 * tree-vect-stmts.c (vectorizable_call): Likewise.
1321 (vectorizable_simd_clone_call): Likewise.
1322 (vectorizable_conversion): Likewise.
1323 (vectorizable_assignment): Likewise.
1324 (vectorizable_shift): Likewise.
1325 (vectorizable_operation): Likewise.
1326 (vectorizable_load): Likewise.
1327 (vectorizable_condition): Likewise.
1328 (vectorizable_store): Likewise. Assert that we don't have
1330 (vectorizable_comparison): Make static. Remove redundant
1331 PURE_SLP_STMT check.
1332 (vect_transform_stmt): Assert that we always have an slp_node
1335 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1337 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1338 operands[2] against 1 with comparison against CONST1_RTX.
1339 (<shift>di3_neon): Likewise.
1340 * config/arm/predicates.md (const0_operand): Replace with comparison
1343 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1345 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1346 operands[2] against 1 with comparison against CONST1_RTX.
1347 (ashrdi3): Likewise.
1348 (lshrdi3): Likewise.
1349 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1351 (ashrsi3): Likewise.
1352 (lshrsi3): Likewise.
1353 (rotrsi3): Likewise.
1354 (define_split above *compareqi_eq0): Likewise.
1355 (define_split above "prologue"): Likewise.
1356 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1357 * config/arm/predicates.md (shift_operator): Likewise.
1358 (shift_nomul_operator): Likewise.
1359 (sat_shift_operator): Likewise.
1360 (thumb1_cmp_operand): Likewise.
1361 (const_neon_scalar_shift_amount_operand): Replace manual range
1362 check with IN_RANGE.
1363 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1364 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1366 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1368 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1369 with HOST_WIDE_INT_1.
1371 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1372 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1373 (arm_canonicalize_comparison): Likewise.
1374 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1376 (thumb1_size_rtx_costs): Likewise.
1377 (vfp_const_double_index): Replace cast of 1 to unsigned
1378 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1379 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1381 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1382 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1383 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1384 HOST_WIDE_INT with HOST_WIDE_INT_1.
1386 2016-05-24 Marek Polacek <polacek@redhat.com>
1388 * tree-cfg.h (should_remove_lhs_p): New predicate.
1389 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1390 * gimplify.c (gimplify_modify_expr): Likewise.
1391 * tree-cfg.c (verify_gimple_call): Likewise.
1392 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1393 * gimple-fold.c: Include "tree-cfg.h".
1394 (gimple_fold_call): Use should_remove_lhs_p.
1396 2016-05-24 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/71253
1399 * cfganal.h (control_dependences): Make robust against edge
1401 (control_dependences::control_dependences): Remove edge_list argument.
1402 (control_dependences::get_edge): Remove.
1403 (control_dependences::get_edge_src): Add.
1404 (control_dependences::get_edge_dest): Likewise.
1405 (control_dependences::m_el): Make a vector of edge src/dest index.
1406 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1407 (control_dependences::control_dependences): Likewise.
1408 (control_dependences::~control_dependence): Likewise.
1409 (control_dependences::get_edge): Remove.
1410 (control_dependences::get_edge_src): Add.
1411 (control_dependences::get_edge_dest): Likewise.
1412 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1414 (perform_tree_ssa_dce): Adjust.
1415 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1417 (pass_loop_distribution::execute): Adjust. Do loop destroying
1418 conditional on changed.
1420 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1423 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1424 return. Reindent transformation comment and mention the ARM state
1427 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1430 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1431 after build_and_add_sum creates new use stmt.
1433 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1435 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1436 load_lanes/grouped_load classification comes first. Don't check
1437 whether the vectorization factor is a multiple of the group size
1440 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1442 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1443 GROUP_GAP for single-element interleaving.
1444 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1447 2016-05-24 Richard Biener <rguenther@suse.de>
1451 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1452 bases which are accessed with non-invariant indices.
1453 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1454 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1456 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1459 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1460 (add_to_ops_vec): Add stmt_to_insert.
1461 (add_repeat_to_ops_vec): Init stmt_to_insert.
1462 (insert_stmt_before_use): New.
1463 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1465 (get_ops): Init stmt_to_insert.
1466 (maybe_optimize_range_tests): Likewise.
1467 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1468 (rewrite_expr_tree_parallel): Likewise.
1469 (reassociate_bb): Likewise.
1471 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1474 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1475 ISA 3.0 xxperm fusion alternative.
1476 (altivec_vperm_v8hiv16qi): Likewise.
1477 (altivec_vperm_<mode>_uns_internal): Likewise.
1478 (vperm_v8hiv4si): Likewise.
1479 (vperm_v16qiv8hi): Likewise.
1481 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1482 Kelvin Nilsen <kelvin@gcc.gnu.org>
1484 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1485 vpermr/xxpermr on ISA 3.0.
1486 (altivec_expand_vec_perm_le): Likewise.
1487 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1488 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1491 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1493 * config/i386/i386.h (IS_STACK_MODE): Enable for
1494 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1495 SSE_FLOAT_MODE_P macros.
1496 * config/i386/i386.c (ix86_preferred_reload_class): Use
1497 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1498 Cleanup regclass processing for CONST_DOUBLE_P.
1499 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1500 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1501 with IS_STACK_MODE macro.
1502 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1504 (*movdf_internal): Use IS_STACK_MODE macro.
1505 (*movsf_internal): Ditto.
1507 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1509 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1510 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1512 2016-05-23 Jeff Law <law@redhat.com>
1514 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1516 (fsm_find_control_statement_thread_paths): Call it.
1518 2016-05-23 Martin Jambor <mjambor@suse.cz>
1521 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1522 from_global_constant if t is not NULL.
1524 2016-05-23 Marek Polacek <polacek@redhat.com>
1527 * common.opt (Wswitch-unreachable): New option.
1528 * doc/invoke.texi: Document -Wswitch-unreachable.
1529 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1532 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1534 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1535 TMR_INDEX is non-NULL.
1537 2016-05-23 Richard Biener <rguenther@suse.de>
1539 PR tree-optimization/71230
1540 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1541 (try_special_add_to_ops): ... here. Always test for single-use.
1543 2016-05-23 Martin Jambor <mjambor@suse.cz>
1545 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1546 default block if a PHI node in the original one would be resized.
1548 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1550 PR tree-optimization/58135
1551 * tree-vect-slp.c: When group size is not multiple
1552 of vector size, allow splitting of store group at
1555 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1557 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1559 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1561 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1562 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1563 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1566 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1567 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1568 v constraint instead of x and vinserti32x4 insn.
1570 * config/i386/sse.md (i128vldq): New mode iterator.
1571 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1572 avx512dq and avx512vl alternatives.
1574 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1575 constraint, use maybe_evex prefix instead of vex.
1576 (vec_dupv4sf): Use v constraint instead of x for output
1577 operand except for noavx alternative, use Yv constraint
1578 instead of x for input. Use maybe_evex prefix instead of vex.
1579 (*vec_dupv4si): Likewise.
1580 (*vec_dupv2di): Likewise.
1582 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1585 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1586 (linearize_expr_tree): Call try_special_add_to_ops.
1587 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1589 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1591 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1592 to computed stack_usage.
1594 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1597 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1598 operand is subreg (symbol_ref) then move the symbol ref to register.
1600 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1602 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1604 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1607 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1610 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1612 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1613 ranges by calling get_single_symbol and tidy up. Look more closely
1614 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1616 2016-05-20 Jeff Law <law@redhat.com>
1618 * bitmap.c (bitmap_find_bit): Remove useless test.
1620 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1622 * function.c (thread_prologue_and_epilogue_insns): Commit the
1623 insertion of the epilogue.
1625 2016-05-20 Martin Jambor <mjambor@suse.cz>
1627 PR tree-optimization/70884
1628 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1629 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1630 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1631 of constant pool data as a reason for scalarization.
1633 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1635 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1636 for naked functions.
1637 (thumb1_expand_prologue): Likewise.
1639 2016-05-20 Nathan Sidwell <nathan@acm.org>
1641 * config/nvptx/nptx.c (nvptx_option_override): Only set
1642 flag_toplevel_reorder, if not explicitly specified. Set
1643 flag_no_common, unless explicitly specified.
1645 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1647 * calls.c (can_implement_as_sibling_call_p): Mark param
1648 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1650 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1652 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1653 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1654 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1656 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1657 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1660 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1662 * config/nvptx/nvptx.md (sincossf3): New pattern.
1664 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1666 * calls.c (maybe_complain_about_tail_call): New function.
1667 (initialize_argument_information): Call
1668 maybe_complain_about_tail_call when clearing *may_tailcall.
1669 (can_implement_as_sibling_call_p): Call
1670 maybe_complain_about_tail_call when returning false.
1671 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1672 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1673 if tail-call optimization fails.
1674 * cfgexpand.c (expand_call_stmt): Initialize
1675 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1676 * gimple-pretty-print.c (dump_gimple_call): Dump
1677 gimple_call_must_tail_p.
1678 * gimple.c (gimple_build_call_from_tree): Call
1679 gimple_call_set_must_tail with the value of
1680 CALL_EXPR_MUST_TAIL_CALL.
1681 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1682 (gimple_call_set_must_tail): New function.
1683 (gimple_call_must_tail_p): New function.
1684 * print-tree.c (print_node): Update printing of TREE_STATIC
1685 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1686 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1687 trailing comment listing applicable flags.
1688 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1690 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1692 * calls.c (expand_call): Move "Rest of purposes for tail call
1693 optimizations to fail" to...
1694 (can_implement_as_sibling_call_p): ...this new function, and
1695 split into multiple "if" statements.
1697 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1699 * cfgloop.h (expected_loop_iterations_unbounded,
1700 expected_loop_iterations): Unconstify.
1701 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1702 profile with known upper bound; return 3 when profile is absent.
1703 (expected_loop_iterations): Update.
1705 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1707 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1708 and get_max_loop_iterations_int.
1710 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1712 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1713 realistic upper bounds here.
1715 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1718 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1719 calls if the LHS is variable length or has addressable type.
1720 If targets[0]->decl is a noreturn call with void return type and
1721 zero arguments, adjust fntype and remove lhs in that case.
1723 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1725 PR tree-optimization/71079
1726 PR tree-optimization/71206
1727 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1729 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1731 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1732 (get_vec_alignment_for_array_decl): Likewise.
1733 (get_vec_alignment_for_record_decl): Likewise.
1734 (increase_alignment::execute): Move code to find alignment to
1735 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1736 (type_align_map): New hash_map.
1738 2016-05-20 Richard Guenther <rguenther@suse.de>
1740 PR tree-optimization/29756
1741 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1742 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1743 * fold-const.c (operand_equal_p): Likewise.
1744 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1745 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1746 * tree-inline.c (estimate_operator_cost): Likewise.
1747 * tree-pretty-print.c (dump_generic_node): Likewise.
1748 * tree-ssa-operands.c (get_expr_operands): Likewise.
1749 * cfgexpand.c (expand_debug_expr): Likewise.
1750 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1751 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1752 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1753 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1754 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1755 (execute_update_addresses_taken): Do it.
1757 2016-05-20 Richard Biener <rguenther@suse.de>
1759 PR tree-optimization/71185
1760 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1761 register operations.
1763 2016-05-20 Richard Biener <rguenther@suse.de>
1765 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1766 gimple_seq_add_seq_without_update.
1767 (release_bb_predicate): Assert we have no operands to free.
1768 (if_convertible_loop_p_1): Calculate post dominators later.
1769 Do not free BB predicates here.
1770 (combine_blocks): Do not recompute BB predicates.
1771 (version_loop_for_if_conversion): Save BB predicates around
1774 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1776 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1777 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1778 code. Ignore sibcalls on EDGE_IGNORE edges.
1779 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1780 on edges for sibcalls that run without prologue. The rest of the
1781 function is combined from...
1782 (fix_fake_fallthrough_edge): ... this, and ...
1783 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1784 function argument, make it a local variable.
1786 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1788 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1789 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1790 for 32-bit mode and SEH for 64-bit.
1791 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1792 TARGET_64BIT_DEFAULT.
1794 2016-05-19 Ryan Burn <contact@rnburn.com>
1796 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1797 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1799 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1801 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1802 force pending loads from memory.
1804 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1806 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1807 (UNSPEC_DARN_32): New unspec constant.
1808 (UNSPEC_DARN_RAW): New unspec constant.
1809 (darn_32): New instruction.
1810 (darn_raw): New instruction.
1811 (darn): New instruction.
1812 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1813 support and documentation for this macro.
1814 (BU_P9_MISC_1): New macro definition.
1815 (BU_P9_64BIT_MISC_0): New macro definition.
1816 (BU_P9_MISC_0): New macro definition.
1817 (darn_32): New builtin definition.
1818 (darn_raw): New builtin definition.
1819 (darn): New builtin definition.
1820 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1821 RS6000_BUILTIN_0 directives to surround each occurrence of
1822 #include "rs6000-builtin.def".
1823 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1824 RS6000_BTM_64BIT flags to the returned mask, depending on
1826 (def_builtin): Correct an error in the assignments made to the
1827 debugging variable attr_string.
1828 (rs6000_expand_builtin): Add support for no-operand built-in
1830 (builtin_function_type): Remove fatal_error assertion that is no
1832 (rs6000_common_init_builtins): Add support for no-operand built-in
1834 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1836 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1838 (RS6000_BTM_64BIT): New macro definition.
1839 * doc/extend.texi: Document __builtin_darn (void),
1840 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1843 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1845 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1846 max_loop_iterations_int.
1848 2016-05-19 Marek Polacek <polacek@redhat.com>
1850 PR tree-optimization/71031
1851 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1852 condition and adjust the code a bit.
1854 2016-05-19 Martin Liska <mliska@suse.cz>
1856 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1857 auto_vec instead of vec.
1859 2016-05-19 Martin Liska <mliska@suse.cz>
1861 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1863 2016-05-19 Martin Liska <mliska@suse.cz>
1865 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1867 2016-05-19 Martin Liska <mliska@suse.cz>
1869 * ipa-pure-const.c (set_function_state): Remove an existing
1871 (remove_node_data): Do not free it as it's released
1872 in set_function_state.
1874 2016-05-19 Martin Liska <mliska@suse.cz>
1876 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1879 2016-05-19 Martin Liska <mliska@suse.cz>
1881 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1883 2016-05-19 Martin Liska <mliska@suse.cz>
1885 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1886 an auto_vec instead of re-creating it.
1888 2016-05-19 Martin Liska <mliska@suse.cz>
1890 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1891 auto_vec instead of vec.
1893 2016-05-19 Martin Liska <mliska@suse.cz>
1895 * lto-section-in.c (lto_get_section_data): Call
1896 lto_check_version with additional argument.
1897 * lto-streamer.c (lto_check_version): Add new argument.
1898 * lto-streamer.h (lto_check_version): Likewise.
1900 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1902 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1903 Don't add cost of inner memory when handling sign-extended loads.
1905 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1907 PR rtl-optimization/71148
1908 * cse.c (cse_main): Free dominance info.
1909 (rest_of_handle_cse): Don't free dominance info.
1910 (rest_of_handle_cse2): Likewise.
1911 (rest_of_handle_cse_after_global_opts): Likewise.
1913 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1916 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1917 NULL_TREE early if NEON is not available. Remove now redundant check
1918 in ARM_CHECK_BUILTIN_MODE.
1920 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1923 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1924 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1925 * doc/cpp.texi: Document new macros.
1927 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1929 PR tree-optimization/69848
1930 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1931 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1933 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1935 * function.c (thread_prologue_and_epilogue_insn): Move the
1936 "goto epilogue_done" one block later.
1938 2016-05-19 Richard Biener <rguenther@suse.de>
1940 PR tree-optimization/70729
1941 * passes.def: Move LIM pass before PRE. Remove no longer
1942 required copyprop and move first DCE out of the loop pipeline.
1944 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1947 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1948 (OBJS-libcommon-target): ...here.
1949 * opts-common.c: Include spellcheck.h.
1950 (cmdline_handle_error): Build a vec of valid options and use it
1951 to suggest provide hints for misspelled arguments.
1953 2016-05-18 Jakub Jelinek <jakub@redhat.com>
1956 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
1957 lhs if it has TREE_ADDRESSABLE type.
1959 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
1962 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
1963 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
1965 2016-05-18 Martin Jambor <mjambor@suse.cz>
1968 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
1969 input for NOP_EXPR pass-through functions.
1970 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
1971 aggregate global constant VAR_DECLs in constant jump functions.
1973 2016-05-18 Martin Jambor <mjambor@suse.cz>
1976 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
1977 from TREE_READONLY parameters.
1979 2016-05-18 Martin Jambor <mjambor@suse.cz>
1982 * cgraph.h (cgraph_indirect_call_info): New field
1983 guaranteed_unmodified.
1984 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
1985 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
1987 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
1988 pass the parameter value to ipa_find_agg_cst_for_param.
1989 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
1990 guaranteed_unmodified, store AA results there instead of bailing out
1992 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
1993 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
1994 (find_constructor_constant_at_offset): New function.
1995 (ipa_find_agg_cst_from_init): Likewise.
1996 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
1997 static initializers of contants, report back through a new paameter
1998 from_global_constant if that was the case.
1999 (try_make_edge_direct_simple_call): Also pass parameter value to
2000 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2002 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2003 (ipa_read_indirect_edge_info): Likewise.
2004 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2005 (ipa_load_from_parm_agg): Likewise.
2007 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2009 PR rtl-optimization/71150
2010 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2013 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2016 * config/rs6000/constraints.md (wE constraint): New constraint
2017 for a vector constant that can be loaded with XXSPLTIB.
2018 (wM constraint): New constraint for a vector constant of a 1's.
2019 (wS constraint): New constraint for a vector constant that can be
2020 loaded with XXSPLTIB and a vector sign extend instruction.
2021 * config/rs6000/predicates.md (xxspltib_constant_split): New
2022 predicates for wE/wS constraints.
2023 (xxspltib_constant_nosplit): Likewise.
2024 (easy_vector_constant): Add support for constants that can be
2025 loaded via XXSPLTIB.
2026 (all_ones_constant): New predicate for vector constant with all
2028 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2029 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2030 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2031 instruction and possibly with a sign extension.
2032 (output_vec_const_move): Add support for XXSPLTIB. If we are
2033 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2034 instead of XXLXOR/XXLORC.
2035 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2037 (rs6000_legitimize_reload_address): Likewise.
2038 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2040 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2041 combine VSX_M and VSX_M2 into one iterator.
2043 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2044 (VSINT_842): Likewise.
2045 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2046 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2047 XXSPLTIB instruction.
2048 (xxspltib_<mode>_nosplit): Likewise.
2049 (xxspltib_<mode>_split): New insn to load up constants with
2050 XXSPLTIB and a sign extend instruction.
2051 (vsx_mov<mode>): Replace single move that handled all vector types
2052 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2053 moves (when -mvsx-timode is in effect) into the main vector
2054 moves. Eliminate separate moves for <VSr> <VSa>, where the
2055 preferred register class (<VSr>) is listed first, and the
2056 secondary register class (<VSa>) is listed second with a '?' to
2057 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2058 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2059 that if the register was involved in a slow operation, the
2060 clear/set operation does not wait for the slow operation to
2061 finish. Adjust the length attributes for 32-bit mode. Use
2062 rs6000_output_move_128bit and drop the use of the string
2063 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2064 spacing so that the alternatives and attributes don't generate
2065 long lines, and put things in columns, so that it is easier to
2066 match up the operands and attributes with the insn alternatives.
2067 (vsx_mov<mode>_64bit): Likewise.
2068 (vsx_mov<mode>_32bit): Likewise.
2069 (vsx_movti_64bit): Fold movti into normal vector moves.
2070 (vsx_movti_32bit): Likewise.
2071 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2073 (vsx_splat_v4si_internal): Likewise.
2074 (vsx_splat_v4sf_internal): Likewise.
2075 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2076 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2077 extend vector elements.
2078 (vsx_sign_extend_hi_<mode>): Likewise.
2079 (vsx_sign_extend_si_v2di): Likewise.
2080 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2082 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2083 constraints. Add trailing period to wL documentation.
2085 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2088 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2089 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2090 * tree-call-cdce.c: Include tree-dfa.h.
2091 (can_guard_call_p): New function, extracted from...
2092 (can_use_internal_fn): ...here.
2093 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2095 (shrink_wrap_one_built_in_call): Likewise.
2096 (use_internal_fn): Likewise.
2097 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2098 and return void. Call replace_abnormal_ssa_names.
2099 (pass_call_cdce::execute): Check can_guard_call_p during the
2100 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2101 will always change something.
2103 2016-05-18 Martin Jambor <mjambor@suse.cz>
2106 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2107 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2109 2016-05-18 Martin Jambor <mjambor@suse.cz>
2112 * ipa-inline.h (condition): New field size.
2113 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2114 for comaprison and store it into the new condition.
2115 (evaluate_conditions_for_known_args): Use condition size to check
2116 access sizes for all but CHANGED conditions.
2117 (unmodified_parm_1): New parameter size_p, store access size into it.
2118 (unmodified_parm): Likewise.
2119 (unmodified_parm_or_parm_agg_item): Likewise.
2120 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2121 (set_cond_stmt_execution_predicate): Extract access sizes and store
2123 (set_switch_stmt_execution_predicate): Likewise.
2124 (will_be_nonconstant_expr_predicate): Likewise.
2125 (will_be_nonconstant_predicate): Likewise.
2126 (inline_read_section): Stream condition size.
2127 (inline_write_summary): Likewise.
2129 2016-05-18 Richard Biener <rguenther@suse.de>
2131 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2132 condition cost to PHI cost instead of total_cost.
2134 2016-05-18 Martin Liska <mliska@suse.cz>
2137 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2140 2016-05-18 Richard Biener <rguenther@suse.de>
2142 * lto-streamer.h (LTO_major_version): Bump to 6.
2144 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2146 * function.c (make_split_prologue_seq, make_prologue_seq,
2147 make_epilogue_seq): New functions, factored out from...
2148 (thread_prologue_and_epilogue_insns): Here.
2150 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2152 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2153 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2154 of before. Add a comment.
2156 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2158 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2159 expression pointer, not pointer to the pointer.
2161 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2163 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2164 (avx2_pbroadcast<mode>): Add another alternative with v instead
2165 of x constraints in it, using <pbroadcast_evex_isa> isa.
2166 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2168 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2169 constraint x instead of v in second alternative, add avx512bw
2172 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2173 constraint x instead of v in second alternative, add avx512bw
2176 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2177 constraint x instead of v in second alternative, add avx512bw
2180 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2181 avx512bw alternative.
2183 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2185 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2187 (define_insn "*andnottf3"): Ditto.
2188 (define_insn "*<code><mode>3"/any_logic): Ditto.
2189 (define_insn "*<code>tf3"/any_logic): Ditto.
2190 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2191 operand to block AVX-512VL insn variant emit when it is not enabled.
2193 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2195 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2196 constraint fot SF mode.
2198 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2199 Kirill Yukhin <kirill.yukhin@intel.com>
2201 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2203 (define_insn "rsqrt14<mode>"): Ditto.
2204 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2205 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2206 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2207 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2208 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2210 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2211 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2212 * config/i386/i386.c (ix86_print_operand): Expand check for size
2213 override codes for Intel syntax.
2215 2016-05-18 Richard Biener <rguenther@suse.de>
2217 PR tree-optimization/71168
2218 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2219 initialization earlier.
2221 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2223 * config/aarch64/aarch64-simd.md
2224 (aarch64_reduc_plus_internal<mode>): Rename to...
2225 (reduc_plus_scal): ...This, and remove previous implementation.
2227 2016-05-18 Richard Biener <rguenther@suse.de>
2229 * passes.def: Put late dse and cd_dce in canonical order.
2231 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2233 * ipa-inline-transform.c (preserve_function_body_p): Look for
2234 first non-thunk clone.
2235 (save_function_body): Save into first non-thunk.
2236 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2238 (lto_output_node): Inline thunks don't need body in every
2240 * lto-streamer-in.c: Do not fixup thunk clones.
2241 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2243 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2246 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2249 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2250 (reassociate_bb): Call transform_add_to_multiply.
2252 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2254 * config/aarch64/aarch64.c (all_extensions): Removed unused
2257 2016-05-17 Nathan Sidwell <nathan@acm.org>
2259 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2260 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2262 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2264 PR tree-optimization/54579
2266 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2268 2016-05-17 Marek Polacek <polacek@redhat.com>
2271 * tree-inline.c (expand_call_inline): Call
2272 maybe_remove_unused_call_args.
2274 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2276 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2277 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2278 * doc/md.texi (fmin@var{m}3): Likewise.
2280 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2282 * match.pd (X & C): New transformation.
2284 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2286 * match.pd (~X & Y): New transformation.
2288 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2290 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2291 information for new SSA_NAME.
2292 (simplify_conversion_using_ranges): Get range through get_range_info
2293 instead of get_value_range.
2295 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2297 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2298 Remove inline assembly.
2299 (vmvn_s16): Likewise.
2300 (vmvn_s32): Likewise.
2301 (vmvn_u8): Likewise.
2302 (vmvn_u16): Likewise.
2303 (vmvn_u32): Likewise.
2304 (vmvnq_s8): Likewise.
2305 (vmvnq_s16): Likewise.
2306 (vmvnq_s32): Likewise.
2307 (vmvnq_u8): Likewise.
2308 (vmvnq_u16): Likewise.
2309 (vmvnq_u32): Likewise.
2310 (vmvn_p8): Likewise.
2311 (vmvnq_p16): Likewise.
2313 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2315 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2317 (vmul_n_s16): Likewise.
2318 (vmul_n_s32): Likewise.
2319 (vmul_n_u16): Likewise.
2320 (vmul_n_u32): Likewise.
2321 (vmulq_n_f32): Likewise.
2322 (vmulq_n_f64): Likewise.
2323 (vmulq_n_s16): Likewise.
2324 (vmulq_n_s32): Likewise.
2325 (vmulq_n_u16): Likewise.
2326 (vmulq_n_u32): Likewise.
2328 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2330 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2331 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2333 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2335 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2336 to *aarch64_fma4_elt_from_dup<mode>.
2337 (*aarch64_fnma4_elt_to_128df): Rename to
2338 *aarch64_fnma4_elt_from_dup<mode>.
2339 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2340 (vfms_n_f32): Likewise.
2341 (vfms_n_f64): Likewise.
2342 (vfmsq_n_f32): Likewise.
2343 (vfmsq_n_f64): Likewise.
2345 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2347 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2349 2016-05-17 Richard Biener <rguenther@suse.de>
2351 PR tree-optimization/71132
2352 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2353 Only add control dependences for blocks in the loop.
2354 (build_rdg): Adjust.
2355 (generate_code_for_partition): Return whether loop should
2356 be destroyed and delay that.
2357 (distribute_loop): Likewise.
2358 (pass_loop_distribution::execute): Record loops to be destroyed
2359 and perform delayed destroying of loops.
2361 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2364 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2366 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2368 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2370 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2373 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2374 insertion point for instructions generated by validize_mem.
2376 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2378 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2381 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2383 * config/aarch64/aarch64.c
2384 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2385 rather than a macro.
2387 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2389 * doc/invoke.texi (AArch64 Options): Various updates.
2391 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2393 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2394 into instrumentation thunks.
2395 * cif-code.def (CIF_CHKP): New.
2397 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2401 2016-05-16 Martin Jambor <mjambor@suse.cz>
2403 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2404 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2406 2016-05-16 Marek Polacek <polacek@redhat.com>
2408 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2411 2016-05-16 Martin Jambor <mjambor@suse.cz>
2414 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2415 the outlined kernel function.
2417 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2419 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2420 (ISA_HAS_DLSA): Ditto.
2422 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2424 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2426 2016-05-16 Nathan Sidwell <nathan@acm.org>
2428 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2429 (nvptx_name_replacement): Restore. Add comment.
2430 (write_fn_proto, write_fn_proto_from_insn,
2431 nvptx_output_call_insn): Restore
2432 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2434 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2436 * config/aarch64/aarch64.md
2437 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2438 (add<mode>3_compareC_imm): Likewise.
2439 (<optab>si3_uxtw): Split into register and immediate variants.
2440 (andsi3_compare0_uxtw): Likewise.
2441 (and<mode>3_compare0): Likewise.
2442 (and<mode>3nr_compare0): Likewise.
2443 (stack_protect_test_<mode>): Don't use %x for memory operands.
2445 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2447 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2449 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2451 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2452 Split integer shifts into shift_reg and bfm.
2453 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2454 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2455 (ror<mode>3_insn): Likewise.
2456 (<optab>si3_insn_uxtw): Likewise.
2457 (<optab><mode>3_insn): Change to rotate_imm.
2458 (extr<mode>5_insn_alt): Likewise.
2459 (extrsi5_insn_uxtw): Likewise.
2460 (extrsi5_insn_uxtw_alt): Likewise.
2462 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2464 * doc/tm.texi: Regenerate.
2465 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2466 (TARGET_INVALID_RETURN_TYPE): Remove.
2467 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2468 TARGET_INVALID_RETURN_TYPE.
2469 * target.def (invalid_parameter_type): Remove.
2470 (invalid_return_type): Remove.
2472 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2474 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2475 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2477 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2479 (preserve_function_body_p): No need to preserve function body
2480 * cif-codes.def (CIF_THUNK): Remove.
2481 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2483 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2485 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2487 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2489 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2492 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2494 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2495 (inline_small_functions): Do not look for function symbol when
2498 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2500 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2503 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2504 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2505 Jiong Wang <jiong.wang@arm.com>
2507 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2508 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2509 Define __ARM_FP16_ARGS when appropriate.
2510 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2512 (arm_invalid_return_type): Likewise.
2513 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2514 (TARGET_INVALID_RETURN_TYPE): Remove.
2515 (aapcs_vfp_sub_candidate): Allow HFmode.
2516 (aapcs_vfp_allocate): Add comment. Support HFmode.
2517 (aapcs_vfp_allocate_return_reg): Likewise.
2518 (struct aapcs_cp_arg_layout): Slightly reword comments for
2519 is_return_candidate and allocate_return_reg.
2520 (output_mov_vfp): Update assert.
2521 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2523 (arm_invalid_parameter_type): Remove.
2524 (amr_invalid_return_type): Remove.
2525 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2526 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2527 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2529 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2531 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2532 * config/aarch64/arch64-protos.h
2533 (aarch64_legitimize_reload_address): Remove.
2534 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2537 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2539 * configure.ac: Add ACX_NONCANONICAL_HOST.
2540 * configure: Regenerate.
2541 * Makefile.in: Set host_noncanonical.
2543 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (*movtf_internal): Before register allocation,
2547 do not allow FP constants for CM_MEDIUM memory model, allow only
2548 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2549 (*movxf_internal): Ditto.
2550 (*movdf_internal): Ditto.
2551 (*movsf_internal): Ditto.
2553 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2555 PR rtl-optimization/67483
2556 * combine.c (make_compound_operation): Don't call extract_left_shift
2557 with negative shift amounts.
2559 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2562 * fold-const.c (fold_checksum_tree): Allow modification
2563 of TYPE_ALIAS_SET during folding.
2565 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2566 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2567 (ix86_split_to_parts): Likewise. Fix up formatting.
2569 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2571 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2572 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2575 2016-05-13 Nathan Sidwell <nathan@acm.org>
2577 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2578 (nvptx_name_replacement): Delete.
2579 (write_fn_proto, write_fn_proto_from_insn,
2580 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2581 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2582 * langhooks.c (add_builtin_funcction_common): Call
2583 targetm.mangle_decl_assembler_name.
2585 * config/nvptx/nvptx.c (write_fn_proto): Handle
2586 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2588 2016-05-13 Martin Liska <mliska@suse.cz>
2590 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2591 and PRIu64 in printf format.
2593 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2595 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2598 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2600 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2601 Change --param max-completely-peeled-times to
2602 --param max-completely-peel-times in dump file printing.
2604 2016-05-13 Richard Biener <rguenther@suse.de>
2606 PR tree-optimization/42587
2607 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2608 (find_bswap_or_nop_1): Likewise.
2609 (bswap_replace): Likewise.
2611 2016-05-13 Martin Liska <mliska@suse.cz>
2613 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2614 Initialize a variable with default value.
2616 2016-05-13 Martin Liska <mliska@suse.cz>
2618 * doc/invoke.texi: Enhance explanation of error recovery
2621 2016-05-13 Martin Liska <mliska@suse.cz>
2623 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2624 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2625 (iv_inv_expr_ent *).
2626 (struct iv_inv_expr_ent): Comment struct fields.
2627 (sort_iv_inv_expr_ent): New function.
2628 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2629 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2630 a hash_map between iv_inv_expr_ent and number of usages.
2631 (niter_for_exit): Fix coding style.
2632 (tree_ssa_iv_optimize_init): Use renamed variable.
2633 (determine_base_object): Fix coding style.
2634 (alloc_iv): Likewise.
2635 (find_interesting_uses_outside): Likewise.
2636 (add_candidate_1): Likewise.
2637 (add_standard_iv_candidates): Likewise.
2638 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2639 (prepare_decl_rtl): Fix coding style.
2640 (get_address_cost): Likewise.
2641 (get_shiftadd_cost): Likewise.
2642 (force_expr_to_var_cost): Likewise.
2643 (compare_aff_trees): Likewise.
2644 (get_expr_id): Restructure the function.
2645 (get_loop_invariant_expr_id): Renamed to
2646 get_loop_invariant_expr.
2647 (get_computation_cost_at): Replace usage of inv_expr_id with
2649 (get_computation_cost): Likewise.
2650 (determine_group_iv_cost_generic): Likewise.
2651 (determine_group_iv_cost_address): Likewise.
2652 (iv_period): Fix coding style.
2653 (iv_elimination_compare_lt): Likewise.
2654 (may_eliminate_iv): Likewise.
2655 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2657 (determine_group_iv_costs): Dump invariant expressions.
2658 (iv_ca_recount_cost): Use the newly added hash_map.
2659 (iv_ca_set_remove_invariants): Fix coding style.
2660 (iv_ca_set_add_invariants): Fix coding style.
2661 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2663 (iv_ca_set_cp): Likewise.
2664 (iv_ca_new): Initialize the newly added hash_map and remove
2665 initialization of fields.
2666 (iv_ca_free): Delete the hash_map.
2667 (iv_ca_dump): Dump invariant expressions.
2668 (iv_ca_extend): Fix coding style.
2669 (try_add_cand_for): Likewise.
2670 (create_new_ivs): Dump information about # of avg iterations and
2671 # of used invariant expressions.
2672 (rewrite_use_compare): Fix coding style.
2673 (free_loop_data): Set default value for max_inv_expr_id.
2675 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2677 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2678 returned value cse_cfg_altered computation.
2679 (rest_of_handle_cse2): Likewise.
2680 (rest_of_handle_cse_after_global_opts): Likewise.
2682 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2685 * config/arm/arm.c (arm32_output_mi_thunk): New.
2686 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2687 to split Thumb1 vs TARGET_32BIT functionality.
2688 (arm_thumb1_mi_thunk): New.
2690 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2692 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2695 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2698 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2700 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2702 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2703 (expand_builtin_trap): Emit a regular call.
2704 (set_builtin_user_assembler_name): Remove obsolete cases.
2705 * dse.c (scan_insn): Adjust.
2706 * except.c: Include calls.h.
2707 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2708 emit a regular call to setjmp.
2709 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2710 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2711 (emit_block_move_via_libcall): Delete.
2712 (block_move_fn): Delete.
2713 (init_block_move_fn): Likewise.
2714 (emit_block_move_libcall_fn): Likewise.
2715 (emit_block_op_via_libcall): New function.
2716 (set_storage_via_libcall): Tidy up and use memset builtin.
2717 (block_clear_fn): Delete.
2718 (init_block_clear_fn): Likewise.
2719 (clear_storage_libcall_fn): Likewise.
2720 (expand_assignment): Call emit_block_move_via_libcall.
2721 Do not include gt-expr.h.
2722 * expr.h (emit_block_op_via_libcall): Declare.
2723 (emit_block_copy_via_libcall): New inline function.
2724 (emit_block_move_via_libcall): Likewise.
2725 (emit_block_comp_via_libcall): Likewise.
2726 (block_clear_fn): Delete.
2727 (init_block_move_fn): Likewise.
2728 (init_block_clear_fn): Likewise.
2729 (emit_block_move_via_libcall): Likewise.
2730 (set_storage_via_libcall): Add default parameter value.
2731 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2732 (abort_libfunc): Delete.
2733 (memcpy_libfunc): Likewise.
2734 (memmove_libfunc): Likewise.
2735 (memcmp_libfunc): Likewise.
2736 (memset_libfunc): Likewise.
2737 (setbits_libfunc): Likewise.
2738 (setjmp_libfunc): Likewise.
2739 (longjmp_libfunc): Likewise.
2740 (profile_function_entry_libfunc): Likewise.
2741 (profile_function_exit_libfunc): Likewise.
2742 (gcov_flush_libfunc): Likewise.
2743 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2744 and DECL_VISIBILITY on the declaration.
2745 (init_optabs): Do not initialize obsolete libfuncs.
2746 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2747 * tree-core.h (ECF_RET1): Define.
2748 (ECF_TM_PURE): Adjust.
2749 (ECF_TM_BUILTIN): Likewise.
2750 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2751 (build_common_builtin_nodes): Initialize abort builtin.
2752 Add ECF_RET1 on memcpy, memmove and memset builtins.
2753 Pass final flags for alloca and alloca_with_align builtins.
2754 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2756 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2757 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2758 set_storage_via_libcall and call emit_block_copy_via_libcall.
2760 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2762 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2763 DImode before it is passed to ix86_output_call_operand.
2764 (*call_value_got_x32): Ditto for operand 1.
2766 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2768 PR rtl-optimization/70904
2769 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2770 reload for wide mode.
2772 2016-05-12 Marek Polacek <polacek@redhat.com>
2775 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2776 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2777 * langhooks.h (incomplete_type_error): Likewise.
2778 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2779 parameter, pass it down to incomplete_type_error.
2780 * tree.h (size_in_bytes): New inline overload.
2781 (size_in_bytes_loc): Renamed from size_in_bytes.
2783 2016-05-12 Richard Biener <rguenther@suse.de>
2785 PR tree-optimization/71059
2786 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2787 nary before looking up or entering the expression into the VN
2789 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2790 Make sure to re-use NARYs without result as inserted by
2793 2016-05-12 Richard Biener <rguenther@suse.de>
2795 PR tree-optimization/71062
2796 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2798 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2799 vars_contains_restrict if the var is a restrict tag.
2800 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2801 do not disambiguate pointers against it.
2802 (dump_points_to_solution): Re-structure and adjust for new
2803 vars_contains_restrict flag.
2804 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2806 2016-05-12 Martin Liska <mliska@suse.cz>
2808 * doc/invoke.texi: Explain connection between
2809 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2811 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2813 PR tree-optimization/71006
2814 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2815 consider COND_EXPR as a mask producer.
2817 2016-05-12 Marek Polacek <polacek@redhat.com>
2820 * opts.c (common_handle_option): Detect missing argument for --help^.
2822 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2825 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2826 when popping the PC and within an interrupt handler routine.
2827 Add missing tab to output of "ldmfd".
2828 (output_return_instruction): Output LDMFD with SP update rather
2829 than POP when returning from interrupt handler.
2831 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2833 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2834 TARGET_64BIT && TARGET_AVX512DQ.
2835 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2836 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2837 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2838 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2839 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2840 (*vec_extractv4si_zext): Add avx512dq alternative.
2841 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2842 use v instead of x constraint in other alternatives where possible.
2844 * config/i386/sse.md (sse2_loadld): Use v instead of x
2845 constraint in alternatives 0,1,4.
2847 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2848 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2849 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2852 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2853 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2854 is not emitted unless TARGET_AVX512BW.
2855 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2856 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2857 for the result operand.
2859 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2860 constraint instead of x in avx alternatives. Use maybe_evex instead
2863 * config/i386/constraints.md (Yv): New constraint.
2864 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2865 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2866 * config/i386/i386.md (avx512fvecmode): New mode attr.
2867 (*pushtf): Use v constraint instead of x.
2868 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2869 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2870 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2871 (*absnegtf2_sse): Likewise.
2872 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2873 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2874 avx512f alternatives.
2875 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2877 2016-05-12 Richard Biener <rguenther@suse.de>
2879 PR tree-optimization/71060
2880 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2881 require exact match of DR_BASE_OBJECT but only matching address and
2884 2016-05-12 Richard Biener <rguenther@suse.de>
2886 PR tree-optimization/70986
2887 * cfganal.c: Include cfgloop.h.
2888 (dfs_find_deadend): Prefer to take edges exiting loops.
2890 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2892 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2893 compile and run time.
2895 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2898 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2900 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2902 * config/i386/i386.c (legitimize_pic_address): Use
2903 copy_to_suggested_reg instead of gen_movsi.
2905 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2907 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2908 the code into quad_address_p and call it to share code with
2909 vsx_quad_dform_memory_operand.
2910 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2912 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2913 bit instead of being a separate word. Split -mpower9-dform into
2914 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2915 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2916 for the register class supporting 128-bit quad word memory offsets.
2917 (mode_supports_vsx_dform_quad): Helper function to return if the
2918 register class uses quad word memory offsets.
2919 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2920 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2921 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2922 instructions are enabled, set up the appropriate addr_masks for
2924 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2925 -mpower9-dform-scalar, instead of -mpower9-dform.
2926 (rs6000_option_override_internal): Split -mpower9-dform into two
2927 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2928 -mpower9-dform switch sets or clears both. If we are not using
2929 the LRA register allocator, do not enable -mpower9-dform-vector by
2930 default. If we are using LRA, enable -mpower9-dform-vector and
2931 -mvsx-timode if it is appropriate. Issue a warning if either
2932 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2934 (quad_address_offset_p): New helper function to return if the
2935 offset is legal for quad word memory instructions.
2936 (quad_address_p): New function to determin if GPR or vector
2937 register quad word memory addresses are legal.
2938 (mem_operand_gpr): Validate quad word address offsets.
2939 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2940 d-form (register + offset) instructions.
2941 (offsettable_ok_by_alignment): Likewise.
2942 (rs6000_legitimate_offset_address_p): Likewise.
2943 (legitimate_lo_sum_address_p): Likewise.
2944 (rs6000_legitimize_address): Likewise.
2945 (rs6000_legitimize_reload_address): Add more debug statements for
2947 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2948 d-form instructions.
2949 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
2950 d-form instructions. Distinguish different cases in debug
2951 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
2952 d-form instructions.
2953 (rs6000_preferred_reload_class): Likewise.
2954 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
2955 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
2956 of the ISA 2.06 indexed memory instructions.
2957 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
2958 use them to save/restore the saved vector registers instead of
2959 using Altivec instructions.
2960 (rs6000_emit_epilogue): Likewise.
2961 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
2962 (rs6000_opt_masks): Split -mpower9-dform into
2963 -mpower9-dform-scalar and -mpower9-dform-vector.
2964 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
2966 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
2967 ISA 3.0 vector indexed memory instructions, and fold the code into
2968 the normal mov<mode> patterns.
2969 (p9_vecstore_<mode>): Likewise.
2970 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
2972 (vsx_movti_64bit): Likewise.
2973 (vsx_movti_32bit): Likewise.
2974 * config/rs6000/constraints.md (wO constraint): New constraint for
2975 ISA 3.0 vector d-form support.
2976 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
2977 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
2978 include -mpower9-dform-vector until we switch over to LRA.
2979 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
2980 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2981 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
2982 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
2983 for -mpower9-dform and -mlra.
2984 * doc/md.texi (wO constraint): Document wO constraint.
2986 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
2988 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
2989 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
2990 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
2991 Move handling of non-insn arguments inline into the sole user:
2992 (output_trans_func): ...here.
2993 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
2994 in emitted function prototype.
2995 (output_internal_insn_latency_func): Ditto. Simplify.
2996 (output_internal_maximal_insn_latency_func): Ditto. Delete
2997 always-unused argument.
2998 (output_insn_latency_func): Ditto.
2999 (output_maximal_insn_latency_func): Ditto.
3001 2016-05-11 Richard Biener <rguenther@suse.de>
3003 PR tree-optimization/71055
3004 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3005 sth with precision not equal to access size verify we don't chop
3008 2016-05-11 Richard Biener <rguenther@suse.de>
3011 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3012 (dwarf2out_finish): Move retry_incomplete_types call ...
3013 (dwarf2out_early_finish): ... here.
3015 2016-05-11 Richard Biener <rguenther@suse.de>
3018 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3019 if the langhook insists on it.
3020 * fold-const.c (make_bit_field_ref): Add arg for the original
3021 reference and preserve its alias-set.
3022 (decode_field_reference): Take exp by reference and adjust it
3023 to the original memory reference.
3024 (optimize_bit_field_compare): Adjust callers.
3025 (fold_truth_andor_1): Likewise.
3026 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3028 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3031 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3032 * cfgrtl.c (delete_insn_and_edges): Likewise.
3033 * config/i386/i386.c (convert_scalars_to_vector): Remove
3035 * cse.c (cse_insn): Compute cse_cfg_altered.
3036 (delete_trivially_dead_insns): Likewise.
3037 (cse_cc_succs): Likewise.
3038 (rest_of_handle_cse): Free dominance info if required.
3039 (rest_of_handle_cse2): Likewise.
3040 (rest_of_handle_cse_after_global_opts): Likewise.
3042 2016-05-11 Alan Modra <amodra@gmail.com>
3044 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3045 abi_v4_pass_in_fpr): New functions.
3046 (rs6000_function_arg_boundary): Exclude complex IBM long double
3047 from 64-bit alignment when ABI_V4.
3048 (rs6000_function_arg, rs6000_function_arg_advance_1,
3049 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3051 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3053 PR rtl-optimization/71028
3054 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3055 jump with just a return in the fallthrough block if the branch
3056 block contains just a return as well.
3058 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3060 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3061 * match.pd ((X & Y) ^ Y): ... this.
3062 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3063 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3065 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3067 * read-md.c (require_char_ws): New function.
3068 (read_string): Simplify using require_char_ws.
3069 (handle_constants): Likewise.
3070 (handle_enum): Likewise.
3071 (handle_file): Likewise.
3072 * read-md.h (require_char_ws): New declaration.
3073 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3074 (read_mapping): Likewise.
3075 (read_rtx_code): Likewise.
3076 (read_nested_rtx): Likewise.
3078 2016-05-10 James Norris <jnorris@codesourcery.com>
3080 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3081 if offloading is enabled and -fopenacc or -fopenmp is specified.
3082 (CRTOFFLOADEND): Likewise.
3083 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3084 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3086 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3088 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3089 gotoff_operand code paths. Use copy_to_suggested_regs and
3090 expand_simple_binop where appropriate. Cleanup.
3092 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3095 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3097 (dimode_scalar_chain::vector_const_cost): New.
3098 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3099 (dimode_scalar_chain::convert_op): Likewise.
3100 (dimode_scalar_chain::convert_insn): Likewise.
3102 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3104 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3105 unary operation, not a binary one.
3107 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3110 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3111 calls with type casted fndecl.
3113 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3115 PR tree-optimization/70786
3116 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3117 * calls.c (initialize_argument_information): Bind bounds
3118 with corresponding args passed by reference.
3120 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3123 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3124 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3125 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3128 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3131 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3132 code for a zero scale factor.
3133 (vsx_xvcvdpuxds_scale): Likewise.
3135 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3137 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3138 if show_ruler_p was set on the context.
3139 (layout::show_ruler): New method.
3140 * diagnostic.h (struct diagnostic_context): Add field
3143 2016-05-10 Richard Biener <rguenther@suse.de>
3145 PR tree-optimization/71039
3146 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3147 (chk_uses): New function.
3148 (propagate_with_phi): Verify we can safely replicate the lhs of an
3149 aggregate assignment on all incoming edges.
3151 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3153 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3155 (rx_atomic_sequence): New class.
3156 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3157 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3159 (rx_atomic_sequence::rx_atomic_sequence,
3160 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3161 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3162 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3163 CTRLREG_INTB): New constants.
3164 (FETCHOP): New code iterator.
3165 (fethcop_name, fetchop_name2): New iterator code attributes.
3166 (QIHI): New mode iterator.
3167 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3168 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3169 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3171 2016-05-10 Martin Liska <mliska@suse.cz>
3173 * tree-inline.c (remap_dependence_clique): Do not remap
3174 debugging statements.
3176 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3178 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3179 ("*fixuns_truncdfdi2_z13")
3180 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3181 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3182 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3184 2016-05-10 Richard Biener <rguenther@suse.de>
3186 PR tree-optimization/70497
3187 PR tree-optimization/28367
3188 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3190 (visit_reference_op_load): ... here.
3191 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3192 with simplified BIT_FIELD_REFs.
3193 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3194 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3197 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3199 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3200 documentation comment. For BLOCK nodes, add a
3201 DW_AT_abstract_origin attribute that points to the DIE generated
3202 for the origin BLOCK.
3203 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3204 blocks from inlined functions.
3206 2016-05-10 Alan Modra <amodra@gmail.com>
3209 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3210 regrename modifying insns saving lr before __morestack call.
3211 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3212 insns restoring lr after __morestack call.
3214 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3216 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3217 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3219 * config/i386/sse.md (vec_interleave_high<mode>,
3220 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3221 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3223 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3225 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3226 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3227 parallel reassociation for power8 and forward.
3229 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3231 * config/i386/i386.md (absneg splitters with general regs): Use
3232 general_reg_operand predicate.
3233 (btsq peephole2): Use x86_64_immediate_operand to check if new
3234 value is suitable for immediate operand. Generate emitted insn
3235 using RTL expressions.
3236 (btcq peephole2): Ditto.
3237 (btrq peephole2): Ditto. Generate correct immediate operand
3240 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3242 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3245 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3247 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3248 pointer dereference.
3250 2016-05-09 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/70985
3253 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3254 op0 isn't a gimple register.
3256 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3258 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3259 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3260 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3261 (i6400_fpu_mult): New cpu units.
3262 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3263 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3264 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3265 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3266 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3267 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3268 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3269 (i6400_msa_long_float4, i6400_msa_long_float5)
3270 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3271 (i6400_msa_fdiv_sf): New reservations.
3272 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3273 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3274 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3275 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3276 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3277 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3278 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3279 (msa_short_store4, msa_long_load, msa_short_store)
3280 (msa_long_logic, msa_long_float2, msa_long_float4)
3281 (msa_long_float5, msa_long_float8, msa_long_mult)
3282 (msa_long_fdiv, msa_long_div): New reservations.
3284 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3285 Sameera Deshpande <sameera.deshpande@imgtec.com>
3286 Matthew Fortune <matthew.fortune@imgtec.com>
3287 Graham Stott <graham.stott@imgtec.com>
3288 Chao-ying Fu <chao-ying.fu@imgtec.com>
3290 * config.gcc: Add MSA header file for mips*-*-* target.
3291 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3292 (Ubv8i, Urv8): New constraints.
3293 * config/mips/mips-ftypes.def: Add function types for MSA
3295 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3296 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3297 * config/mips/mips-msa.md: New file.
3298 * config/mips/mips-protos.h
3299 (mips_split_128bit_const_insns): New prototype.
3300 (mips_msa_idiv_insns): Likewise.
3301 (mips_split_128bit_move): Likewise.
3302 (mips_split_128bit_move_p): Likewise.
3303 (mips_split_msa_copy_d): Likewise.
3304 (mips_split_msa_insert_d): Likewise.
3305 (mips_split_msa_fill_d): Likewise.
3306 (mips_expand_msa_branch): Likewise.
3307 (mips_const_vector_same_val_p): Likewise.
3308 (mips_const_vector_same_bytes_p): Likewise.
3309 (mips_const_vector_same_int_p): Likewise.
3310 (mips_const_vector_shuffle_set_p): Likewise.
3311 (mips_const_vector_bitimm_set_p): Likewise.
3312 (mips_const_vector_bitimm_clr_p): Likewise.
3313 (mips_msa_vec_parallel_const_half): Likewise.
3314 (mips_msa_output_division): Likewise.
3315 (mips_ldst_scaled_shift): Likewise.
3316 (mips_expand_vec_cond_expr): Likewise.
3317 * config/mips/mips.c (enum mips_builtin_type): Add
3318 MIPS_BUILTIN_MSA_TEST_BRANCH.
3319 (mips_gen_const_int_vector_shuffle): New prototype.
3320 (mips_const_vector_bitimm_set_p): New function.
3321 (mips_const_vector_bitimm_clr_p): Likewise.
3322 (mips_const_vector_same_val_p): Likewise.
3323 (mips_const_vector_same_bytes_p): Likewise.
3324 (mips_const_vector_same_int_p): Likewise.
3325 (mips_const_vector_shuffle_set_p): Likewise.
3326 (mips_symbol_insns): Forbid loading symbols via immediate for
3328 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3330 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3332 (mips_lx_address_p): Add support load indexed address for MSA.
3333 (mips_address_insns): Add calculation of instructions needed for
3334 stores and loads for MSA.
3335 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3336 CONST_VECTOR for MSA and let it fall through.
3337 (mips_ldst_scaled_shift): New function.
3338 (mips_subword_at_byte): Likewise.
3339 (mips_msa_idiv_insns): Likewise.
3340 (mips_legitimize_move): Validate MSA moves.
3341 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3342 calculation of costs for MSA division.
3343 (mips_split_move_p): Check if MSA moves need splitting.
3344 (mips_split_move): Split MSA moves if necessary.
3345 (mips_split_128bit_move_p): New function.
3346 (mips_split_128bit_move): Likewise.
3347 (mips_split_msa_copy_d): Likewise.
3348 (mips_split_msa_insert_d): Likewise.
3349 (mips_split_msa_fill_d): Likewise.
3350 (mips_output_move): Handle MSA moves.
3351 (mips_expand_msa_branch): New function.
3352 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3353 Reinstate 'y' modifier.
3354 (mips_file_start): Add MSA .gnu_attribute.
3355 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3357 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3358 (mips_class_max_nregs): Add register size for MSA supported mode.
3359 (mips_cannot_change_mode_class): Allow conversion between MSA
3360 vector modes and TImode.
3361 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3363 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3364 (mips_preferred_simd_mode): Add preffered modes for MSA.
3365 (mips_vector_mode_supported_p): Add MSA supported modes.
3366 (mips_autovectorize_vector_sizes): New function.
3367 (mips_msa_output_division): Likewise.
3368 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3369 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3370 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3371 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3372 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3373 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3374 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3375 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3376 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3377 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3378 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3379 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3380 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3381 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3382 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3383 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3384 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3385 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3386 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3387 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3388 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3389 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3390 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3391 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3392 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3393 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3394 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3395 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3396 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3397 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3398 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3399 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3400 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3401 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3402 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3403 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3404 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3405 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3406 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3407 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3408 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3409 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3410 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3411 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3412 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3413 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3414 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3415 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3416 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3417 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3418 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3419 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3420 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3421 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3422 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3423 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3424 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3425 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3426 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3427 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3428 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3429 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3430 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3431 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3432 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3433 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3434 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3435 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3436 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3437 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3438 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3439 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3440 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3441 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3442 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3443 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3444 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3445 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3446 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3447 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3448 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3449 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3450 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3451 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3452 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3453 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3454 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3455 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3456 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3457 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3458 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3459 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3460 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3461 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3462 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3463 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3464 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3465 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3466 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3467 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3468 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3469 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3470 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3471 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3472 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3473 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3474 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3475 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3476 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3477 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3478 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3479 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3480 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3481 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3482 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3483 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3484 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3485 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3486 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3487 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3488 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3489 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3490 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3491 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3492 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3493 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3494 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3495 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3496 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3497 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3498 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3499 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3500 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3501 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3502 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3503 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3504 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3505 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3506 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3507 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3508 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3509 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3510 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3511 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3512 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3513 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3514 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3515 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3516 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3517 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3518 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3520 (mips_get_builtin_decl_index): New array.
3521 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3522 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3523 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3524 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3525 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3527 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3529 (mips_expand_builtin_insn): Prepare operands for
3530 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3531 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3532 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3533 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3534 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3535 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3536 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3537 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3538 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3539 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3540 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3541 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3542 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3543 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3544 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3545 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3546 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3547 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3548 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3549 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3550 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3551 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3552 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3553 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3554 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3555 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3556 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3557 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3558 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3559 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3560 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3561 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3562 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3563 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3564 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3565 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3566 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3567 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3568 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3569 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3570 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3571 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3572 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3573 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3574 These are set implicitly and an error is reported if overridden.
3575 (mips_expand_builtin_msa_test_branch): New function.
3576 (mips_expand_msa_shuffle): Likewise.
3577 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3578 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3579 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3580 (mips_expand_vec_unpack): Add support for MSA.
3581 (mips_expand_vector_init): Likewise.
3582 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3583 instead of const0_rtx.
3584 (mips_msa_vec_parallel_const_half): New function.
3585 (mips_gen_const_int_vector): Likewise.
3586 (mips_gen_const_int_vector_shuffle): Likewise.
3587 (mips_expand_msa_cmp): Likewise.
3588 (mips_expand_vec_cond_expr): Likewise.
3589 * config/mips/mips.h
3590 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3591 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3593 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3594 (ISA_HAS_MSA): New macro.
3595 (UNITS_PER_MSA_REG): Likewise.
3596 (BITS_PER_MSA_REG): Likewise.
3597 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3598 (MSA_REG_FIRST): New macro.
3599 (MSA_REG_LAST): Likewise.
3600 (MSA_REG_NUM): Likewise.
3601 (MSA_REG_P): Likewise.
3602 (MSA_REG_RTX_P): Likewise.
3603 (MSA_SUPPORTED_MODE_P): Likewise.
3604 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3605 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3606 * config/mips/mips.md: Include mips-msa.md.
3607 (alu_type): Add simd_add.
3608 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3609 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3610 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3611 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3612 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3613 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3614 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3615 simd_move, simd_load, simd_store. Choose "multi" for moves
3617 (qword_mode): New attribute.
3618 (insn_count): Add instruction count for quad moves.
3619 Increase the count for MIPS SIMD division.
3620 (UNITMODE): Add UNITMODEs for vector types.
3621 (addsub): New code iterator.
3622 * config/mips/mips.opt (mmsa): New option.
3623 * config/mips/msa.h: New file.
3624 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3626 * config/mips/mti-linux.h: Likewise.
3627 * config/mips/predicates.md
3628 (const_msa_branch_operand): New constraint.
3629 (const_uimm3_operand): Likewise.
3630 (const_uimm4_operand): Likewise.
3631 (const_uimm5_operand): Likewise.
3632 (const_uimm8_operand): Likewise.
3633 (const_imm5_operand): Likewise.
3634 (aq10b_operand): Likewise.
3635 (aq10h_operand): Likewise.
3636 (aq10w_operand): Likewise.
3637 (aq10d_operand): Likewise.
3638 (const_m1_operand): Likewise.
3639 (reg_or_m1_operand): Likewise.
3640 (const_exp_2_operand): Likewise.
3641 (const_exp_4_operand): Likewise.
3642 (const_exp_8_operand): Likewise.
3643 (const_exp_16_operand): Likewise.
3644 (const_vector_same_val_operand): Likewise.
3645 (const_vector_same_simm5_operand): Likewise.
3646 (const_vector_same_uimm5_operand): Likewise.
3647 (const_vector_same_uimm6_operand): Likewise.
3648 (const_vector_same_uimm8_operand): Likewise.
3649 (par_const_vector_shf_set_operand): Likewise.
3650 (reg_or_vector_same_val_operand): Likewise.
3651 (reg_or_vector_same_simm5_operand): Likewise.
3652 (reg_or_vector_same_uimm6_operand): Likewise.
3653 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3655 * doc/invoke.texi (-mmsa): Document new option.
3657 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3659 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3660 * configure: Regenerate.
3661 * config.in: Regenerate.
3662 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3664 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3665 (ENDFILE_VTV_SPEC): Define.
3667 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3669 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3670 registers in all interrupt handlers if necessary.
3671 (rl78_option_override): Add warning.
3672 (MUST_SAVE_MDUC_REGISTERS): New macro.
3673 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3674 * config/rl78/rl78.c (check_mduc_usage): New function.
3675 (mduc_regs): New structure to hold MDUC register data.
3676 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3677 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3678 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3679 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3680 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3681 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3683 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3685 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3686 (tree-ssa-loop-niter.h): Ditto.
3687 (idx_within_array_bound, ref_within_array_bound): New functions.
3688 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3689 Factor out check on writable base object to ...
3690 (base_object_writable): ... here.
3692 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3694 * config/arm/arm.md (probe_stack): Add modes to set source
3697 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3699 * regrename.c (base_reg_class_for_rename): New static function.
3700 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3702 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3704 * cgraph.c (thunk_adjust): Export.
3705 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3706 * cgraphunit.c (thunk_adjust): Export.
3707 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3709 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3711 * tree-inline.c (expand_call_inline): Expand thunks inline.
3713 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3716 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3717 (*sse2_vd_cvtss2sd): Ditto.
3718 * config/i386/i386.md
3719 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3720 Generate *sse2_vd_cvtsd2ss pattern.
3721 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3722 Generate *sse2_vd_cvtss2sd pattern.
3724 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3726 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3727 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3730 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3732 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3733 * config/sh/sh.c: Define and declare variables on first use throughout
3735 (current_function_interrupt): Change to bool type.
3736 (frame_insn): Rename to emit_frame_insn and update users.
3737 (push_regs): Use bool for 'interrupt_handler' argument.
3738 (save_schedule_s): Remove.
3739 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3740 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3741 targetm.asm_out.unaligned_op.di.
3742 (gen_far_branch): Remove redundant forward declaration.
3743 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3744 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3745 (sh_set_return_address, sh_function_ok_for_sibcall,
3746 scavenge_reg): Update comments.
3747 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3748 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3749 (sh_attr_renesas_p): Remove unnecessary parentheses.
3750 (branch_dest): Simplify.
3751 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3752 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3753 (CUMULATIVE_ARGS): Change macro to typedef.
3754 (current_function_interrupt): Change to bool type.
3755 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3756 Surround with __cplusplus ifdef.
3757 (sh_compare_op0, sh_compare_op1): Remove.
3758 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3760 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3762 * config/arm/arm.md: (arch): Add neon.
3763 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3764 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3765 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3766 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3767 attributes for alt renumbering. Mark alt 3 as non-predicable.
3768 (thumb2_movdf_vfp): Likewise.
3770 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3772 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3773 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3774 (*andqi_1): Add preferred_for_speed attribute to disparage
3775 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3776 (*<code>qi_1): Ditto.
3777 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3778 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3779 (*ashlqi3_1): Ditto.
3780 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3781 Add preferred_for_size attribute to disparage alternative 0 and
3782 preferred_for_speed attribute to disparage alternative 1 for
3783 TARGET_PARTIAL_REG_STALL targets.
3785 2016-05-07 Tom de Vries <tom@codesourcery.com>
3787 PR tree-optimization/70956
3788 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3791 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3793 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3794 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3795 * config/sh/sh.md (branch_zero): Remove define_attr.
3796 (define_delay): Disable delay slot if branch distance is one insn.
3798 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.md (LEAMODE): New mode attribute.
3801 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3802 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3803 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3804 operand 2 predicate.
3805 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3806 (*lea<mode>_general_3): Ditto.
3807 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3809 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3811 * genmddump.c (main): Convert argv from char ** to const char **.
3813 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3815 * coretypes.h (OVERRIDE): New macro.
3818 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3820 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3821 allow coalescing if the types are compatible.
3823 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3825 * pass_manager.h (pass_manager::register_pass_name): New method.
3826 (pass_manager::get_pass_by_name): New method.
3827 (pass_manager::create_pass_tab): New method.
3828 (pass_manager::m_name_to_pass_map): New field.
3829 * passes.c (name_to_pass_map): Delete global in favor of field
3830 "m_name_to_pass_map" of pass_manager.
3831 (register_pass_name): Rename from a function to...
3832 (pass_manager::register_pass_name): ...this method, updating
3833 for renaming of global "name_to_pass_map" to field
3834 "m_name_to_pass_map".
3835 (create_pass_tab): Rename from a function to...
3836 (pass_manager::create_pass_tab): ...this method, updating
3837 for renaming of global "name_to_pass_map" to field.
3838 (get_pass_by_name): Rename from a function to...
3839 (pass_manager::get_pass_by_name): ...this method.
3840 (enable_disable_pass): Convert use of get_pass_by_name to
3841 a method call, locating the pass_manager singleton.
3843 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3845 * genattr-common.c (main): Convert argv from char ** to const char **.
3846 * genattr.c (main): Likewise.
3847 * genattrtab.c (main): Likewise.
3848 * genautomata.c (initiate_automaton_gen): Likewise.
3850 * gencodes.c (main): Likewise.
3851 * genconditions.c (main): Likewise.
3852 * genconfig.c (main): Likewise.
3853 * genconstants.c (main): Likewise.
3854 * genemit.c (main): Likewise.
3855 * genenums.c (main): Likewise.
3856 * genextract.c (main): Likewise.
3857 * genflags.c (main): Likewise.
3858 * genmddeps.c (main): Likewise.
3859 * genopinit.c (main): Likewise.
3860 * genoutput.c (main): Likewise.
3861 * genpeep.c (main): Likewise.
3862 * genpreds.c (main): Likewise.
3863 * genrecog.c (main): Likewise.
3864 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3865 (init_rtx_reader_args): Likewise.
3866 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3867 (init_rtx_reader_args): Likewise.
3868 * gentarget-def.c (main): Likewise.
3869 * read-md.c (read_md_files): Likewise.
3870 * read-md.h (read_md_files): Likewise.
3872 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3874 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3875 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3876 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3877 Remove unused predicate.
3878 (register_and_not_fp_reg_operand): Ditto.
3880 2016-05-06 Martin Liska <mliska@suse.cz>
3882 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3883 instead of vec as the vector is local to the function.
3885 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3887 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3888 avx512bw alternative.
3890 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3891 before the ashr<mode>3 pattern.
3893 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3894 v instead of x in vex or maybe_vex alternatives, use
3895 maybe_evex instead of vex in prefix.
3897 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3898 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3899 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3900 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3903 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3904 v instead of x in vex or maybe_vex alternatives, use
3905 maybe_evex instead of vex in prefix.
3907 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3908 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3909 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3910 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3911 alternatives, use maybe_evex instead of vex in prefix.
3913 * config/i386/sse.md (vec_interleave_lowv4sf,
3914 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3915 v instead of x in vex or maybe_vex alternatives, use
3916 maybe_evex instead of vex in prefix.
3918 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3919 v instead of x in vex or maybe_vex alternatives, use
3920 maybe_evex instead of vex in prefix.
3922 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3923 v constraint instead of x.
3925 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3927 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3928 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3931 2016-05-06 Richard Biener <rguenther@suse.de>
3933 PR tree-optimization/70948
3934 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3935 Properly clobber all fields of va_list for __builtin_va_start.
3937 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3940 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3941 loop latch destination.
3943 2016-05-06 Martin Liska <mliska@suse.cz>
3945 * tree-ssa-uninit.c: Apply manual changes
3946 to the GNU coding style.
3947 (prune_uninit_phi_opnds): Rename from
3948 prune_uninit_phi_opnds_in_unrealizable_paths.
3950 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3952 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
3953 mspace): Remove deprecated options.
3954 * doc/invoke.texi (SH options): Remove -mspace.
3956 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3958 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
3960 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3962 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
3963 corresponding combine split pattern.
3965 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3968 * config/sh/predicates.md (long_displacement_mem_operand): New.
3969 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
3970 Add movi20, movi20s alternatives. Adjust length attribute for
3972 (movsi_ie): Allow for any FPU. Adjust length attribute for
3974 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
3975 attribute for alternatives.
3976 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
3977 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
3978 length attribute for alternatives.
3980 2016-05-06 Richard Biener <rguenther@suse.de>
3982 PR tree-optimization/70960
3983 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
3985 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3988 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
3989 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
3991 2016-05-06 Marek Polacek <polacek@redhat.com>
3994 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
3996 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
3999 * config/sh/sh.md (*rotcr): Add another variant.
4001 2016-05-06 Richard Biener <rguenther@suse.de>
4004 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4006 2016-05-06 Richard Biener <rguenther@suse.de>
4009 * fold-const.c (split_tree): Always convert to the original type
4012 2016-05-06 Richard Biener <rguenther@suse.de>
4014 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4015 (fwprop_addr): Likewise.
4017 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4022 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4023 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4024 the splitter condition.
4025 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4026 the splitter condition.
4027 (FP float_extend load splitter): Ditto.
4029 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4031 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4032 to REGNO in all peephole2 patterns.
4033 (post-reload splitters): Change true_regnum to REGNO in
4034 post-reload splitters.
4035 (zero_extend splitters): Use general_reg_operand and
4036 nonimmediate_gr_operand predicates.
4038 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4040 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4041 v constraint instead of x.
4043 2016-05-05 Alan Modra <amodra@gmail.com>
4046 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4047 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4048 TARGET_NO_FP_IN_TOC for -mrelocatable.
4049 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4050 TARGET_RELOCATABLE test.
4051 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4052 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4053 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4054 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4055 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4056 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4057 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4058 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4059 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4060 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4062 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4063 (rs6000_stack_info): Likewise.
4064 (rs6000_elf_asm_out_constructor): Likewise.
4065 (rs6000_elf_asm_out_destructor): Likewise.
4066 (rs6000_elf_declare_function_name): Likewise.
4067 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4068 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4071 2016-05-05 Alan Modra <amodra@gmail.com>
4073 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4075 2016-05-05 Alan Modra <amodra@gmail.com>
4077 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4078 out-of-line gpr restore for one or two regs if that would add
4081 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4084 * config/i386/i386.md
4085 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4086 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4087 as operand 0 predicate.
4088 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4090 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4091 Ditto. Emit the pattern using RTX.
4093 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4094 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4095 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4096 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4098 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4099 sse_reg_operand as operand 0 predicate.
4101 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4102 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4103 instead of gen_rtx_REG.
4104 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4107 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4109 * function.c (emit_use_return_register_into_block): Delete.
4110 (gen_return_pattern): Delete.
4111 (emit_return_into_block): Delete.
4112 (active_insn_between): Delete.
4113 (convert_jumps_to_returns): Delete.
4114 (emit_return_for_exit): Delete.
4115 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4116 simple_return for shrink-wrapped blocks.
4117 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4118 end of blocks that need one.
4119 (get_unconverted_simple_return): Delete.
4120 (convert_to_simple_return): Delete.
4121 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4122 (convert_to_simple_return): Ditto.
4124 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4126 * cfgcleanup.c (bb_is_just_return): New function.
4127 (try_optimize_cfg): Simplify jumps to return, branches to return,
4128 and branches around return.
4130 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4132 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4135 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4139 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4140 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4141 assert flags & OEP_HASH_CHECK, instead of asserting it
4142 never happens. Handle TARGET_EXPR.
4143 * fold-const.c (operand_equal_p): For hash verification,
4144 or in OEP_HASH_CHECK into flags.
4146 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4148 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4150 (compute_samebase_partition_bases): Fix typo.
4152 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4154 * config/i386/sse.md (vec_interleave_highv8sf,
4155 vec_interleave_lowv8sf, vec_interleave_highv4df,
4156 vec_interleave_lowv4df): Remove constraints from expanders.
4158 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4160 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4162 * tree-inline.c (expand_call_inline): Fix path dealing with
4163 making lhs of call statement undefined.
4165 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4167 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4168 Check availability on NODE, too.
4169 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4170 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4171 (varpool_node::call_for_symbol_and_aliase): Likewise.
4172 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4173 (propagate_pure_const): Propagate across interposable functions, too.
4174 (skip_function_for_local_pure_const): Do not skip interposable bodies
4176 (pass_local_pure_const::execute): Update.
4178 2016-05-04 Marek Polacek <polacek@redhat.com>
4180 * doc/invoke.texi: Document -Wdangling-else.
4182 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4184 * config.gcc: Error out when conflicting multilib is detected. Do not
4185 loop over multilibs since no combination is legal.
4187 2016-05-04 Alan Modra <amodra@gmail.com>
4189 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4190 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4191 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4194 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4196 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4197 Clean up p5600 comments.
4199 2016-05-04 Richard Biener <rguenther@suse.de>
4201 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4202 constructor simplifications.
4203 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4205 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4207 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4208 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4209 result.set_rtx is null instead of aborting.
4210 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4212 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4213 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4214 *mov<mode>_store_postinc): New patterns.
4216 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4218 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4219 as commutative. Check both conversions are NOP.
4220 ((A & B) OP (C & B)): Remove.
4222 2016-05-04 Alan Modra <amodra@gmail.com>
4224 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4226 2016-05-04 Alan Modra <amodra@gmail.com>
4229 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4230 when cr2,3,4 are all fixed regs.
4232 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4234 PR rtl-optimization/57193
4235 * opts.c (default_options_table): Revert OPT_frename_registers change.
4236 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4238 2016-05-03 Martin Sebor <msebor@redhat.com>
4241 * builtins.c (fold_builtin_FILE): New function.
4242 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4243 (fold_builtin_0): Call them.
4244 * gimplify.c (gimplify_call_expr): Remove the handling of
4245 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4248 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4249 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4253 * doc/extend.texi (Function Names as Strings): Update __func__,
4254 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4257 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4258 Richard Biener <rguenther@suse.de>
4260 PR tree-optimization/70916
4261 * tree-if-conv.c: Include cfganal.h.
4262 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4263 and remove_fake_exit_edges around the optimization pass.
4265 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4267 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4268 (cgraph_edge::make_direct): Likewise.
4269 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4270 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4271 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4272 (CIF_THUNK): New code.
4273 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4274 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4275 (compute_inline_parameters): Set inline_failed for thunks.
4276 (inline_analyze_function): Cleanup.
4277 * ipa-inline.c (can_inline_edge_p): Do not deal with
4278 call_stmt_cannot_inline_p.
4279 (can_early_inline_edge_p): Likewise.
4280 (early_inliner): Initialize inline_failed.
4281 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4283 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4286 from nonimm_ssenomem_operand.
4287 (nonimm_ssenomem_operand): New predicate.
4288 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4289 as operand 0 predicate.
4290 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4291 Disable unsupported alternatives using "enabled" attribute.
4292 Use register_ssemem_operand as operand 0 predicate.
4293 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4295 2016-05-03 Marek Polacek <polacek@redhat.com>
4298 * input.c (expansion_point_location): New function.
4299 * input.h (expansion_point_location): Declare.
4301 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4303 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4304 occurence with frame_offset_ ones.
4306 2016-05-03 Alan Modra <amodra@gmail.com>
4308 PR rtl-optimization/70890
4309 * ira.c (combine_and_move_insns): When moving def_insn, remove
4312 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4314 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4315 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4316 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4317 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4319 2016-05-03 Alan Modra <amodra@gmail.com>
4321 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4322 for SAVE_MULTIPLE/STORE_MULTIPLE.
4324 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4326 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4327 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4329 2016-05-03 Richard Biener <rguenther@suse.de>
4331 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4333 (gimplify_arg): Likewise.
4334 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4335 re-writing the result to a decl if required.
4336 (internal_get_tmp_var): Add allow_ssa parameter
4337 and override into_ssa with it.
4338 (get_formal_tmp_var): Adjust.
4339 (get_initialized_tmp_var): Add allow_ssa parameter.
4340 (gimplify_arg): Add allow_ssa parameter and avoid generating
4341 SSA names for the result false.
4342 (gimplify_call_expr): If the call may return twice do not
4343 gimplify parameters into SSA.
4344 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4345 (gimplify_modify_expr): Adjust assert. For noreturn calls
4346 with a SSA name LHS adjust its def.
4347 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4348 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4349 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4350 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4351 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4352 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4353 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4354 (optimize_target_teams): Do not allow SSA names for clause operands.
4355 (gimplify_expr): Likewise for where we mark the result addressable.
4356 * passes.def (pass_init_datastructures): Remove.
4357 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4358 (rewrite_stmt): Likewise.
4359 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4360 (replace_locals_op): Replace SSA names.
4361 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4362 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4363 * cgraph.c (release_function_body): Free CFG annotations only
4364 when we have a CFG. Simplify.
4365 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4366 force_gimple_operand instead of get_initialized_tmp_var.
4367 * tree-pass.h (make_pass_init_datastructures): Remove.
4368 * tree-ssa.c (execute_init_datastructures): Remove.
4369 (pass_data_init_datastructures): Likewise.
4370 (class pass_init_datastructures): Likewise.
4371 (make_pass_init_datastructures): Likewise.
4372 * omp-low.c (create_omp_child_function): Init SSA data structures.
4373 (grid_expand_target_grid_body): Likewise.
4374 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4375 name before adding it to names_to_release.
4376 (remove_bb): Always release SSA defs.
4377 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4378 before dereferencing it.
4379 * cgraphunit.c (init_lowered_empty_function): Always
4380 int SSA data structures.
4381 * tree-ssanames.c (release_defs): Remove assert that we are in
4383 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4385 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4386 Uros Bizjak <ubizjak@gmail.com>
4388 PR rtl-optimization/70467
4389 * config/i386/predicates.md (x86_64_hilo_int_operand,
4390 x86_64_hilo_general_operand): New predicates.
4391 * config/i386/constraints.md (Wd): New constraint.
4392 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4393 (general_hilo_operand): New mode attr.
4394 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4395 instead of <general_operand>.
4396 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4397 x86_64_hilo_general_operand instead of <general_operand>.
4399 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4401 PR tree-optimization/70916
4402 * tree-if-conv.c (constant_or_ssa_name): Removed.
4403 (fold_build_cond_expr): Use is_gimple_val instead of
4404 constant_or_ssa_name.
4406 PR tree-optimization/70916
4407 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4408 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4411 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4412 (optimize_atomic_bit_test_and): New function.
4413 (pass_fold_builtins::execute): Use it.
4414 * optabs.def (atomic_bit_test_and_set_optab,
4415 atomic_bit_test_and_complement_optab,
4416 atomic_bit_test_and_reset_optab): New optabs.
4417 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4418 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4419 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4420 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4421 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4422 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4423 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4424 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4425 atomic_bit_test_and_complement@var{mode},
4426 atomic_bit_test_and_reset@var{mode}): Document.
4427 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4428 atomic_bit_test_and_complement<mode>,
4429 atomic_bit_test_and_reset<mode>): New expanders.
4430 (atomic_bit_test_and_set<mode>_1,
4431 atomic_bit_test_and_complement<mode>_1,
4432 atomic_bit_test_and_reset<mode>_1): New insns.
4434 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4436 PR rtl-optimization/70687
4437 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4438 instead of unsigned HOST_WIDE_INT.
4440 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4442 PR rtl-optimization/44281
4443 * hard-reg-set.h (struct target_hard_regs): New field
4444 x_fixed_nonglobal_reg_set.
4445 (fixed_nonglobal_reg_set): New macro.
4446 * reginfo.c (init_reg_sets_1): Initialize it.
4447 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4449 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4451 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4453 PR tree-optimization/56541
4454 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4455 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4456 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4457 (any_complicated_phi): new static variable.
4458 (aggressive_if_conv): delete.
4459 (if_convertible_phi_p): support phis with more than two arguments.
4460 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4461 critical pred edges.
4462 (ifcvt_split_critical_edges): support phis with more than two
4463 arguments by checking new parameter. only split critical edges
4465 (tree_if_conversion): handle simd pragma marked loop using new
4466 local variable aggressive_if_conv. check any_complicated_phi.
4468 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4470 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4473 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4475 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4478 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4480 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4481 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4482 define_insn_and_split.
4483 (mulsi3_i): New define_insn_and_split.
4484 (mulsi3_call): Convert to define_insn.
4485 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4488 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4490 * machmode.h (mode_complex): Add support to give the complex mode
4492 (GET_MODE_COMPLEX_MODE): Likewise.
4493 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4494 stored by build_complex_type and gfc_build_complex_type instead of
4495 trying to figure out the appropriate mode based on the size. Raise
4496 an assertion error, if the type was not set.
4497 * genmodes.c (struct mode_data): Add field for the complex type of
4499 (blank_mode): Likewise.
4500 (make_complex_modes): Remember the complex mode created in the
4502 (emit_mode_complex): Write out the mode_complex array to map a
4503 type mode to the complex version.
4504 (emit_insn_modes_c): Likewise.
4505 * tree.c (build_complex_type): Set the complex type to use before
4506 calling layout_type.
4507 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4508 support for __float128 complex datatypes.
4509 (rs6000_hard_regno_mode_ok): Likewise.
4510 (rs6000_setup_reg_addr_masks): Likewise.
4511 (rs6000_complex_function_value): Likewise.
4512 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4513 __float128 and __ibm128 complex.
4514 (FLOAT128_IBM_P): Likewise.
4515 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4516 * doc/extend.texi (Additional Floating Types): Document that
4517 -mfloat128 must be used to enable __float128. Document complex
4518 __float128 and __ibm128 support.
4520 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4523 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4524 char/short arguments promoted to int because of promote_prototypes.
4526 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4529 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4530 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4531 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4532 alternatives using "enabled" attribute. Use register_ssemem_operand
4533 as operand 1 predicate.
4534 (*cmpi<unord>xf_i387): Split XFmode pattern from
4535 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4536 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4537 *absneg<mode>2_i387. Disable unsupported alternatives using
4538 "enabled" attribute.
4539 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4541 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4543 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4545 (oacc_loop_process): Check mask for loop termination.
4547 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4549 * cif-code.def (CIF_THUNK): Add.
4550 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4553 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4555 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4556 (dump_inline_summary): Dump it.
4557 (fp_expression_p): New predicate.
4558 (estimate_function_body_sizes): Use it.
4559 (inline_merge_summary): Merge fp_expressions.
4560 (inline_read_section): Read fp_expressions.
4561 (inline_write_summary): Write fp_expressions.
4562 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4563 codegen boundary if either caller or callee is !fp_expressions.
4564 * ipa-inline.h (inline_summary): Add fp_expressions.
4565 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4566 to fp_expressions be sure the fp generation flags are updated.
4568 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4570 PR rtl-optimization/70467
4571 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4573 PR rtl-optimization/70467
4574 * ipa-pure-const.c (check_call): Handle internal calls even in
4575 ipa mode like in local mode.
4577 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4579 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4581 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4583 * match.pd (X u< X, X u> X): New transformations.
4585 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4587 * flag-types.h (enum warn_strict_overflow_code): Move ...
4588 * coretypes.h: ... here.
4589 * fold-const.h (fold_overflow_warning): Declare.
4590 * fold-const.c (fold_overflow_warning): Make non-static.
4591 (fold_comparison): Move the transformation of X +- C1 CMP C2
4592 into X CMP C2 -+ C1 ...
4593 * match.pd: ... here.
4594 * gimple-fold.c (fold_stmt_1): Protect with
4595 fold_defer_overflow_warnings.
4597 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4599 * omp-low.c (struct oacc_loop): Add 'inner' field.
4600 (new_oacc_loop_raw): Initialize it to zero.
4601 (oacc_loop_fixed_partitions): Initialize it.
4602 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4603 available partitioning.
4605 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4607 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4609 (umulsidi3): Likewise.
4610 (indirect_jump): Fix jump instruction assembly patterns.
4612 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4615 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4616 (nvptx_function_value): Assert non-NULL cfun.
4618 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4620 PR rtl-optimization/70886
4621 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4623 * cselib.h (rtx_equal_for_cselib_1): Declare.
4624 (rtx_equal_for_cselib_p: New inline function.
4625 * cselib.c (rtx_equal_for_cselib_p): Delete.
4626 (rtx_equal_for_cselib_1): Make public.
4628 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4630 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4631 (register_mixssei387nonimm_operand): Remove predicate.
4632 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4633 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4634 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4635 for TARGET_MIX_SSE_I387 alternatives.
4636 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4637 Disable unsupported alternatives using "enabled" attribute. Use
4638 nonimm_ssenomem_operand as operand 1 predicate. Also check
4639 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4641 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4643 * tree.c (cst_and_fits_in_hwi): Simplify.
4645 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4647 * tree.h (wi::to_wide): New function.
4648 * expr.c (expand_expr_real_1): Use wi::to_wide.
4649 * fold-const.c (int_const_binop_1): Likewise.
4650 (extract_muldiv_1): Likewise.
4652 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4654 * wide-int.h: Update offset_int and widest_int documentation.
4655 (WI_SIGNED_SHIFT_RESULT): New macro.
4656 (wi::binary_shift): Define signed_shift_result_type for
4657 shifts on offset_int- and widest_int-like types.
4658 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4659 * tree.h (int_bit_position): Use shift operators instead of wi::
4661 * alias.c (adjust_offset_for_component_ref): Likewise.
4662 * expr.c (get_inner_reference): Likewise.
4663 * fold-const.c (fold_comparison): Likewise.
4664 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4665 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4666 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4667 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4668 (stmt_kills_ref_p): Likewise.
4669 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4670 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4671 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4672 (ao_ref_init_from_vn_reference): Likewise.
4674 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4676 * wide-int.h: Update offset_int and widest_int documentation.
4677 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4678 (wi::binary_traits): Allow ordered comparisons between offset_int and
4679 offset_int, between widest_int and widest_int, and between either
4680 of these types and basic C types.
4681 (operator <, <=, >, >=): Define for the same combinations.
4682 * tree.h (tree_int_cst_lt): Use comparison operators instead
4683 of wi:: comparisons.
4684 (tree_int_cst_le): Likewise.
4685 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4686 (fold_nonarray_ctor_reference): Likewise.
4687 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4688 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4689 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4690 * tree-sra.c (completely_scalarize): Likewise.
4691 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4692 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4693 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4694 (check_for_binary_op_overflow): Likewise.
4695 (search_for_addr_array): Likewise.
4696 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4698 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4700 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4701 (arc_save_restore): Likewise.
4702 (arc_dwarf_register_span): Likewise.
4703 (arc_output_pic_addr_const): Initialize suffix variable.
4705 2016-05-02 Martin Liska <mliska@suse.cz>
4707 * symbol-summary.h (function_summary::function_summary):
4708 Remove checking assert for all cgraph nodes.
4709 (function_summary::get): Check summary_uid.
4710 (symtab_insertion): Check summary_uid.
4712 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4714 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4715 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4717 (arc_dwarf_register_span): Remove enum keyword.
4718 (compact_memory_operand_p): New function.
4719 * config/arc/arc.h (reg_class): Add code density register classes.
4720 (REG_CLASS_NAMES): Likewise.
4721 (REG_CLASS_CONTENTS): Likewise.
4722 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4723 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4724 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4725 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4726 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4728 (h, Rcd, Rsd, Rzd): New register constraints.
4729 (T): Use compact_memory_operand_p function.
4730 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4732 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4734 * config/sh/sh.md (*negnegt, *movtt): Remove.
4736 2016-05-02 Marek Polacek <polacek@redhat.com>
4737 Tom de Vries <tom@codesourcery.com>
4739 PR tree-optimization/70700
4740 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4741 bigger than FIRST_REF_NODE.
4743 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4746 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4748 (prepare_cbranch_operands): Don't use scratch register. Assume that
4749 function is used when pseudos can be created.
4750 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4751 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4752 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4753 define_expand. Allow it only when pseudos can be created.
4754 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4756 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4758 * config/i386/constraints.md (BC): Only allow -1 operands.
4759 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4760 Add "enabled" attribute. Update XI mode attribute calculation.
4761 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4762 (*movoi_internal_avx): Update XI mode attribute calculation.
4763 (*movti_internal): Ditto.
4765 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4767 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4768 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4770 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4772 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4773 statement on instruction code. Remove trailing spaces.
4774 (altivec_expand_stv_builtin): Likewise.
4776 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4778 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4779 (TARGET_FPU_DOUBLE): Simplify.
4780 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4781 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4782 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4783 with 'TARGET_FPU_DOUBLE'.
4784 * config/sh/sh.md: Likewise.
4786 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4788 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4789 SH_DIV_STR_FOR_SIZE): Remove.
4790 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4791 SH_DIV_STR_FOR_SIZE): Remove.
4793 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4795 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4796 logical_reg_operand): Delete.
4797 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4798 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4799 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4800 match_operand and match_test.
4801 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4802 variables on their first use. Return bool values.
4803 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4804 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4805 arith_reg_operand for input operand. Remove empty constraints.
4807 (*xorsi3_compact): Rename to xorsi3.
4808 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4809 (*zero_extend<mode>si2_disp_mem): Update comment.
4812 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4814 * config/sh/t-sh: Remove SH5 support.
4815 * config.gcc: Likewise.
4816 * configure: Likewise.
4818 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4820 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4822 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4824 * config/sh/sh.c (register_sh_passes, sh_option_override,
4825 sh_print_operand, prepare_move_operands,
4826 sh_can_follow_jump): Remove TARGET_SH1 checks.
4827 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4828 PROMOTE_MODE): Likewise.
4829 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4832 2016-04-30 Alan Modra <amodra@gmail.com>
4834 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4835 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4836 Check for user regs later to avoid unnecessary looping over regs.
4837 Merge user reg check with non-saved reg check. Don't force
4838 inline VR restore when static chain used.
4839 (rs6000_frame_related): Omit eh_frame info for user regs when
4841 (fixed_regs_p): Delete.
4843 2016-04-30 Alan Modra <amodra@gmail.com>
4845 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4846 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4849 2016-04-30 Alan Modra <amodra@gmail.com>
4852 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4853 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4856 2016-04-30 Alan Modra <amodra@gmail.com>
4858 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4859 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4860 flag_pic test for Darwin.
4862 2016-04-30 Alan Modra <amodra@gmail.com>
4864 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4865 throw_calls_crossed.
4866 (REG_FREQ_CALLS_CROSSED): Delete.
4867 (REG_N_THROWING_CALLS_CROSSED): Delete.
4868 * regstat.c (regstat_bb_compute_ri): Don't calculate
4869 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4870 (dump_reg_info): Don't print call cross frequency.
4871 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4872 and REG_N_THROWING_CALLS_CROSSED.
4874 2016-04-30 Alan Modra <amodra@gmail.com>
4876 * regs.h (struct reg_info_t): Delete live_length.
4877 (REG_LIVE_LENGTH): Delete macro.
4878 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4879 local_live, local_processed and local_live_last_luid params.
4880 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4882 (regstat_compute_ri): Adjust for above. Don't set
4884 (dump_reg_info): Don't print live length.
4885 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4886 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4887 Localize loop_depth var.
4889 2016-04-30 Alan Modra <amodra@gmail.com>
4891 * ira.c (enum valid_equiv): New.
4892 (validate_equiv_mem): Return enum.
4893 (update_equiv_mem): Create replacement in more cases.
4894 (add_store_equivs): Update validate_equiv_mem call.
4896 2016-04-30 Alan Modra <amodra@gmail.com>
4898 * ira.c (combine_and_move_insns): Rather than scanning insns,
4899 use DF infrastucture to find use and def insns.
4901 2016-04-30 Alan Modra <amodra@gmail.com>
4903 ira.c (combine_and_move_insns): Move invariant conditions..
4904 (ira.c): ..to here. Call combine_and_move_insns before
4905 add_store_equivs. Call grow_reg_equivs later. Allocate
4906 req_equiv later using max_reg_num() rather than global max_regno.
4907 (contains_replace_regs): Delete.
4908 (add_store_equivs): Remove contains_replace_regs test.
4910 2016-04-30 Alan Modra <amodra@gmail.com>
4912 * ira.c (struct equiv_mem_data): New.
4913 (equiv_mem, equiv_mem_modified): Delete static vars.
4914 (validate_equiv_mem_from_store): Use "data" param to communicate..
4915 (validate_equiv_mem): ..from here.
4917 2016-04-30 Alan Modra <amodra@gmail.com>
4919 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4921 (update_reg_equivs): ..here. Move allocation and freeing of
4922 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4923 end_alias_analysis to..
4926 2016-04-30 Alan Modra <amodra@gmail.com>
4928 * ira.c (pdx_subregs): Delete.
4929 (struct equivalence): Add pdx_subregs field.
4930 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4932 (update_equiv_regs): Don't create or free pdx_subregs. Update
4935 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4937 * config/rs6000/altivec.h: Change definitions of vec_xl and
4939 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4940 (LD_ELEMREV_V2DI): New.
4941 (LD_ELEMREV_V4SF): New.
4942 (LD_ELEMREV_V4SI): New.
4943 (LD_ELEMREV_V8HI): New.
4944 (LD_ELEMREV_V16QI): New.
4945 (ST_ELEMREV_V2DF): New.
4946 (ST_ELEMREV_V2DI): New.
4947 (ST_ELEMREV_V4SF): New.
4948 (ST_ELEMREV_V4SI): New.
4949 (ST_ELEMREV_V8HI): New.
4950 (ST_ELEMREV_V16QI): New.
4953 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4954 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
4955 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
4956 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
4957 (altivec_expand_builtin): Add handling for
4958 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
4959 (rs6000_invalid_builtin): Add error-checking for
4960 RS6000_BTM_P9_VECTOR.
4961 (altivec_init_builtins): Define builtins used to implement vec_xl
4963 (rs6000_builtin_mask_names): Define power9-vector.
4964 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
4965 (RS6000_BTM_P9_VECTOR): Define.
4966 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
4967 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
4968 (vsx_ld_elemrev_v2df): Likewise.
4969 (vsx_ld_elemrev_v4sf): Likewise.
4970 (vsx_ld_elemrev_v4si): Likewise.
4971 (vsx_ld_elemrev_v8hi): Likewise.
4972 (vsx_ld_elemrev_v16qi): Likewise.
4973 (vsx_st_elemrev_v2df): Likewise.
4974 (vsx_st_elemrev_v2di): Likewise.
4975 (vsx_st_elemrev_v4sf): Likewise.
4976 (vsx_st_elemrev_v4si): Likewise.
4977 (vsx_st_elemrev_v8hi): Likewise.
4978 (vsx_st_elemrev_v16qi): Likewise.
4979 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
4982 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
4984 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
4986 (simplify_control_stmt_condition_1): ... here. Recurse into
4987 BIT_AND_EXPRs and BIT_IOR_EXPRs.
4989 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
4992 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
4993 (zero_extendqi<mode>2_dot): Revert earlier conversion from
4994 define_insn_and_split to define_insn.
4995 (zero_extendqi<mode>2_dot2): Same.
4996 (extendqi<mode>2_dot): Same.
4997 (extendqi<mode>2_dot2): Same.
4999 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5001 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5002 (probe_stack): New expander.
5003 (probe_stack_<mode>): New insn pattern.
5005 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5007 * config/i386/i386.md
5008 (operations with memory inputs setting flags peephole2):
5009 Remove uneeded REG_P checks. Cleanup pattern generation.
5011 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5013 * tree-vect-loop.c (vect_transform_loop): Fix
5014 nb_iterations_upper_bound computation for vectorized loop.
5016 2016-04-29 Marek Polacek <polacek@redhat.com>
5017 Jakub Jelinek <jakub@redhat.com>
5020 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5021 TARGET_EXPR_SLOT as a base.
5023 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5025 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5026 with 'rCm2' constraints to limit possible immediate size.
5027 (*load_zeroextendqisi_update): Likewise.
5028 (*load_signextendqisi_update): Likewise.
5029 (*loadhi_update): Likewise.
5030 (*load_zeroextendhisi_update): Likewise.
5031 (*load_signextendhisi_update): Likewise.
5032 (*loadsi_update): Likewise.
5033 (*loadsf_update): Likewise.
5035 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/predicates.md (constm1_operand): Fix comparison.
5039 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5041 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5043 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5045 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5046 remaining SH5 related settings.
5047 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5048 shmedia_prepare_call_address): Delete.
5049 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5050 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5051 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5052 UNSUPPORTED_SH2A): Remove m5 checks.
5053 (sh_divide_strategy_e): Remove SH5 division strategies.
5054 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5055 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5057 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5059 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5061 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5063 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5064 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5066 * config/s390/vector.md ("mov<mode>"): Likewise.
5068 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5070 * config/s390/constraints.md ("U", "W"): Invoke
5071 s390_mem_constraint with "ZR" and "ZT".
5072 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5073 addresses when using LRA. Accept also short displacements for S
5074 and T constraints. Do not check for long displacement target for
5075 S and T constraints.
5076 (s390_mem_constraint): Remove handling of U and W constraints.
5077 * config/s390/s390.md (various patterns): Remove the short
5078 displacement constraints (Q and R) if a long displacement
5079 constraint is present. Add longdisp as required CPU capability.
5080 * config/s390/vector.md: Likewise.
5081 * config/s390/vx-builtins.md: Likewise.
5083 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5086 * reload1.c (reload): Call finish_spills before
5087 restarting reload loop. Skip select_reload_regs
5088 if update_eliminables_and_spill returns true.
5090 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5092 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5093 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5094 (umulhisi3_imm): Update predicates and constraint letters.
5095 (umulhisi3_reg): Declare instruction as commutative.
5096 * config/arc/constraints.md (J12, J16): New constraints.
5097 * config/arc/predicates.md (short_unsigned_const_operand): New
5099 (arc_short_operand): Likewise.
5100 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5102 2016-04-29 Richard Biener <rguenther@suse.de>
5104 PR tree-optimization/13962
5105 PR tree-optimization/65686
5106 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5107 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5108 using PTA to compare pointers.
5109 * match.pd: Add pattern for pointer equality compare simplification
5110 using ptrs_compare_unequal.
5112 2016-04-29 Richard Biener <rguenther@suse.de>
5114 * stor-layout.c (layout_type): Do not build a pointer-to-element
5117 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5120 Use SWI mode iterator. Use general_reg_operand predicate.
5121 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5122 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5125 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5128 * fold-const.c (operand_equal_p): Don't verify hash value equality
5130 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5133 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5136 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5137 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5138 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5139 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5140 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5142 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5144 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5145 to info. Don't initialize separate fields to 0. Clean up
5148 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5150 * config/i386/i386.md (peephole2s for operations with memory inputs):
5151 Use SWI mode iterator.
5152 (peephole2s for operations with memory outputs): Ditto.
5153 Do not check for stack checking probe.
5155 (probe_stack): Remove expander.
5157 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5158 Andrew Burgess <andrew.burgess@embecosm.com>
5160 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5161 operands as 32-bits.
5163 2016-04-28 Jason Merrill <jason@redhat.com>
5165 * gdbinit.in: Skip line-map.h.
5167 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5168 Andrew Burgess <andrew.burgess@embecosm.com>
5170 * config/arc/arc.c (arc_conditional_register_usage): Take
5171 TARGET_RRQ_CLASS into account.
5172 (arc_print_operand): Support printing 'p' and 's' operands.
5173 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5175 (TARGET_RRQ_CLASS): Define.
5176 (IS_POWEROF2_OR_0_P): Define.
5177 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5179 (*tst_movb): New define_insn.
5180 (*tst): Avoid recognition if it could prevent '*tst_movb'
5181 combination; replace c/CnL with c/Chs alternative.
5182 (*tst_bitfield_tst): New define_insn.
5183 (*tst_bitfield_asr): New define_insn.
5184 (*tst_bitfield): New define_insn.
5185 (andsi3_i): Add Rrq variant.
5186 (extzv): New define_expand.
5187 (insv): New define_expand.
5188 (*insv_i): New define_insn.
5189 (*movb): New define_insn.
5190 (*movb_signed): New define_insn.
5191 (*movb_high): New define_insn.
5192 (*movb_high_signed): New define_insn.
5193 (*movb_high_signed + 1): New define_split pattern.
5194 (*mrgb): New define_insn.
5195 (*mrgb + 1): New define_peephole2 pattern.
5196 (*mrgb + 2): New define_peephole2 pattern.
5197 * config/arc/arc.opt (mbitops): New option for nps400, uses
5198 TARGET_NPS_BITOPS_DEFAULT.
5199 * config/arc/constraints.md (q): Make register class conditional.
5200 (Rrq): New register constraint.
5201 (Chs): New constraint.
5202 (Clo): New constraint.
5203 (Chi): New constraint.
5204 (Cbf): New constraint.
5205 (Cbn): New constraint.
5206 (C18): New constraint.
5207 (Cbi): New constraint.
5209 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5211 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5213 (bitmap_intersection_of_preds): Ditto.
5214 (bitmap_union_of_succs): Ditto.
5215 (bitmap_union_of_preds): Ditto.
5216 * sbitmap.c (do_popcount): Delete.
5217 (BITMAP_DEBUGGING): Delete.
5218 (sbitmap_verify_popcount): Delete.
5219 (sbitmap_alloc): Don't initialize the popcount field.
5220 (sbitmap_alloc_with_popcount): Delete.
5221 (sbitmap_resize): Don't resize the popcount array.
5222 (sbitmap_vector_alloc): Don't initialize the popcount field.
5223 (bitmap_copy): Don't copy the popcount array.
5224 (bitmap_clear): Don't clear the popcount array.
5225 (bitmap_clear): Delete the popcount array handling.
5226 (bitmap_ior_and_compl): Delete the popcount assert.
5227 (bitmap_not): Ditto.
5228 (bitmap_and_compl): Ditto.
5229 (bitmap_and): Delete the popcount array handling.
5230 (bitmap_xor): Ditto.
5231 (bitmap_ior): Ditto.
5232 (bitmap_or_and): Delete the popcount assert.
5233 (bitmap_and_or): Ditto.
5234 (popcount_table): Delete.
5235 (sbitmap_elt_popcount): Delete.
5236 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5237 (bitmap_set_bit): Delete the popcount assert.
5238 (bitmap_clear_bit): Ditto.
5239 (sbitmap_free): Don't free the popcount array.
5240 (sbitmap_alloc_with_popcount): Delete declaration.
5241 (sbitmap_popcount): Ditto.
5243 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5244 Andrew Burgess <andrew.burgess@embecosm.com>
5246 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5247 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5248 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5249 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5250 * config/arc/arc.opt (mcmem): New option.
5251 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5252 supply length for r/m alternative.
5253 (*extendqisi2_ac): Likewise.
5254 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5256 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5257 (movhi_insn): Likewise.
5258 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5259 (*zero_extendqihi2_i): Add r/Ucm alternative.
5260 (*zero_extendqisi2_ac): Likewise.
5261 (*zero_extendhisi2_i): Likewise.
5262 * config/arc/constraints.md (Uex): New memory constraint.
5263 (Ucm): New define_constraint.
5264 * config/arc/predicates.md (long_immediate_loadstore_operand):
5265 Return 0 for MEM with cmem_address address.
5266 (cmem_address_0): New predicates.
5267 (cmem_address_1): Likewise.
5268 (cmem_address_2): Likewise.
5269 (cmem_address): Likewise.
5271 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5273 * config/rs6000/rs6000.c (machine_function): Rename
5274 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5275 (rs6000_stack_info): Adjust.
5277 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5278 Andrew Burgess <andrew.burgess@embecosm.com>
5280 * config/arc/constraints.md (Usd): Convert to define_constraint.
5284 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5287 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5288 Add new peephole2 where the first insn is *mov<mode>_or instead of
5289 *mov<mode>_internal.
5291 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5293 * tracer.c (bb_seen): Make static.
5295 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5297 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5298 support, setup defaults.
5299 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5300 * config/arc/arc.c (arc_init): Add NPS400 support.
5301 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5302 (TARGET_ARC700): NPS400 is also an ARC700.
5303 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5305 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5308 * config/nds32/nds32.md (casesi): Don't access the operands array
5311 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5313 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5314 (or $-1,reg peephole2): Ditto.
5315 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5317 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5319 * doc/extend.texi (Common Function Attributes) [optimize]:
5320 Discourage use of the optimize attribute.
5322 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5324 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5325 special case builtin.
5326 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5327 ALTIVEC_BUILTIN_VEC_ADDE.
5328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5329 support for ALTIVEC_BUILTIN_VEC_ADDE.
5330 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5331 for __builtin_vec_adde.
5333 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5335 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5336 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5338 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5341 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5342 attributes): Document cilkplus_runtime.
5344 2016-04-28 Martin Jambor <mjambor@suse.cz>
5346 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5347 this function. Call verify_expr on MEM_REFs and bases of other
5350 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5352 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5353 for WORD_REGISTER_OPERATIONS to runtime check.
5355 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5357 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5359 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5361 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5362 big-endian compilation.
5363 * config/arc/arc.md (addf3): Likewise.
5367 2016-04-28 Richard Biener <rguenther@suse.de>
5369 PR tree-optimization/70840
5370 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5371 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5372 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5373 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5375 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5377 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5378 and explain why in a comment.
5380 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5382 * config/arc/arc.md (cpu_facility): Add fpx variant.
5383 (subdf3): Prohibit use reverse sub when assist operations option
5385 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5386 instructions only when FPX is enabled.
5387 * testsuite/gcc.target/arc/trsub.c: New test.
5389 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5392 mult_operator when calculating "type" attribute.
5393 (*fop_<mode>_1_i387): Ditto.
5394 (*fop_xf_1_i387): Ditto.
5395 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5396 Use std::swap to swap operands. Use RTL expressions to generate
5399 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5400 Joern Rennecke <joern.rennecke@embecosm.com>
5402 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5404 (emit_pic_move): Remove.
5405 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5406 * config/arc/arc.c (emit_pic_move): Removed.
5407 (TARGET_HAVE_TLS): Define.
5408 (arc_conditional_register_usage): Test for arc_tp_regno.
5409 (arc_print_operand, arc_print_operand_address): Handle TLS
5411 (arc_needs_pcl_p): New function.
5412 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5413 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5414 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5415 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5416 (arc_legitimize_tls_address): Likewise.
5417 (DTPOFF_ZERO_SYM): Define.
5418 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5419 (arc_output_pic_addr_const): Print TLS unspecs.
5420 (prepare_pic_move): New function, replaces emit_pic_move.
5421 (arc_legitimate_constant_p): Handle TLS unspecs.
5422 (arc_legitimate_address_p): Likewise.
5423 (arc_rewrite_small_data_p): Use assert for TLS constants.
5424 (prepare_move_operands): Use prepare_pic_move.
5425 (arc_legitimize_address): Legitimize tls addresses.
5426 (arc_epilogue_uses): Check for arc_tp_regno.
5427 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5428 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5430 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5432 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5433 %(arc_tls_extra_start_spec).
5434 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5435 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5437 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5438 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5439 (UNSPEC_TLS_OFF): Add.
5441 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5442 (get_thread_pointersi): New patterns.
5443 * config/arc/arc.opt (mtp-regno): New option.
5444 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5445 (move_dest_operand): Likewise.
5446 * configure: Regenerate.
5447 * configure.ac: Add arc*-*-* case to test for tls.
5448 * doc/invoke.texi (ARC options): Document mtp-regno.
5450 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5452 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5453 the new ARC HS SIMD instructions.
5454 (arc_preferred_simd_mode): New function.
5455 (arc_autovectorize_vector_sizes): Likewise.
5456 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5457 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5458 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5459 (arc_init_builtins): Add new SIMD builtin types.
5460 (arc_split_move): Handle 64 bit vector moves.
5461 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5462 (TARGET_PLUS_QMACW): Define.
5463 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5464 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5465 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5466 (VSUBADD4H): New builtins.
5467 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5468 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5470 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5471 Matthias Klose <doko@debian.org>
5473 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5475 2016-04-28 Richard Biener <rguenther@suse.de>
5478 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5481 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5483 * common/config/sh/sh-common.c: Remove SH5 support.
5484 * config/sh/constraints.md: Likewise.
5485 * config/sh/config/sh/elf.h: Likewise.
5486 * config/sh/linux.h: Likewise.
5487 * config/sh/netbsd-elf.h: Likewise.
5488 * config/sh/predicates.md: Likewise.
5489 * config/sh/sh-c.c: Likewise.
5490 * config/sh/sh-protos.h: Likewise.
5491 * config/sh/sh.c: Likewise.
5492 * config/sh/sh.h: Likewise.
5493 * config/sh/sh.md: Likewise.
5494 * config/sh/sh.opt: Likewise.
5495 * config/sh/sync.md: Likewise.
5496 * config/sh/sh64.h: Delete.
5497 * config/sh/shmedia.h: Likewise.
5498 * config/sh/shmedia.md: Likewise.
5499 * config/sh/sshmedia.h: Likewise.
5500 * config/sh/t-netbsd-sh5-64: Likewise.
5501 * config/sh/t-sh64: Likewise.
5502 * config/sh/ushmedia.h: Likewise.
5504 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5506 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5507 general_reg_operand instead of register_operand predicate.
5509 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5511 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5513 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5515 * match.pd (A - B > A, A + B < A): New transformations.
5517 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5519 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5520 which defaults to true. Emit an outer pair of parentheses only if
5521 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5522 don't emit parentheses for the right-hand operand.
5524 2016-04-27 Jeff Law <law@redhat.com>
5526 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5528 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5530 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5531 (altivec_lvx_<mode>_internal): Document.
5532 (altivec_lvx_<mode>_2op): New define_insn.
5533 (altivec_lvx_<mode>_1op): Likewise.
5534 (altivec_lvx_<mode>_2op_si): Likewise.
5535 (altivec_lvx_<mode>_1op_si): Likewise.
5536 (altivec_stvx_<mode>): Remove.
5537 (altivec_stvx_<mode>_internal): Document.
5538 (altivec_stvx_<mode>_2op): New define_insn.
5539 (altivec_stvx_<mode>_1op): Likewise.
5540 (altivec_stvx_<mode>_2op_si): Likewise.
5541 (altivec_stvx_<mode>_1op_si): Likewise.
5542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5543 Expand vec_ld and vec_st during parsing.
5544 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5546 (altivec_expand_stvx_be): Likewise.
5547 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5548 address-masking behavior in RTL.
5549 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5550 address-masking behavior in RTL.
5551 (altivec_expand_builtin): Change builtin code arguments for calls
5552 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5553 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5554 presence of lvx/stvx patterns.
5555 (alignment_with_canonical_addr): New function.
5556 (alignment_mask): Likewise.
5557 (find_alignment_op): Likewise.
5558 (recombine_lvx_pattern): Likewise.
5559 (recombine_stvx_pattern): Likewise.
5560 (recombine_lvx_stvx_patterns): Likewise.
5561 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5562 stvx patterns from expand.
5563 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5565 (vector_altivec_store_<mode>): Likewise.
5567 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5569 * config/aarch64/aarch64.md
5570 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5571 remove the "fp" attributes.
5572 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5573 add the "simd" attributes.
5574 (*movdf_aarch64): Likewise.
5575 (*movtf_aarch64): Remove the "fp" attributes.
5576 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5577 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5579 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5581 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5582 rtx to rtx_code_label *.
5583 * rtl.h (maybe_set_first_label_num): Likewise.
5585 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5587 * df-core.c (df_add_problem): Make the problem param be const.
5588 (df_remove_problem): Make local "problem" be const.
5589 * df-problems.c (problem_RD): Make const.
5590 (problem_LR): Likewise.
5591 (problem_LIVE): Likewise.
5592 (problem_MIR): Likewise.
5593 (problem_CHAIN): Likewise.
5594 (problem_WORD_LR): Likewise.
5595 (problem_NOTE): Likewise.
5596 (problem_MD): Likewise.
5597 * df-scan.c (problem_SCAN): Likewise.
5598 * df.h (struct df_problem): Make field "dependent_problem" be
5600 (struct dataflow): Likewise for field "problem".
5601 (df_add_problem): Make param const.
5603 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5605 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5606 inter-unit moves to/from vector registers are enabled. Do not disable
5609 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5611 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5612 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5614 (enum df_problem_id): ...this new enum.
5615 (struct df_problem): Convert field "id" from "int" to
5618 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5620 * rtl.def: Update comment for "things in the instruction chain" to
5621 reflect the removal of the leading "i" field for INSN_UID in
5622 r210360. Fix bogus apostrophe.
5624 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5626 * config/i386/i386.md
5627 (lea arith with mem operand + setcc peephole2): Set operator mode.
5629 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5632 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5633 (dimode_scalar_to_vector_candidate_p): This.
5634 (timode_scalar_to_vector_candidate_p): New function.
5635 (scalar_to_vector_candidate_p): Likewise.
5636 (timode_check_non_convertible_regs): Likewise.
5637 (timode_remove_non_convertible_regs): Likewise.
5638 (remove_non_convertible_regs): Likewise.
5639 (remove_non_convertible_regs): Renamed to ...
5640 (dimode_remove_non_convertible_regs): This.
5641 (scalar_chain::~scalar_chain): Make it virtual.
5642 (scalar_chain::compute_convert_gain): Make it pure virtual.
5643 (scalar_chain::mark_dual_mode_def): Likewise.
5644 (scalar_chain::convert_insn): Likewise.
5645 (scalar_chain::convert_registers): Likewise.
5646 (scalar_chain::add_to_queue): Make it protected.
5647 (scalar_chain::emit_conversion_insns): Likewise.
5648 (scalar_chain::replace_with_subreg): Likewise.
5649 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5650 (scalar_chain::convert_op): Likewise.
5651 (scalar_chain::convert_reg): Likewise.
5652 (scalar_chain::make_vector_copies): Likewise.
5653 (scalar_chain::convert_registers): New pure virtual function.
5654 (class dimode_scalar_chain): New class.
5655 (class timode_scalar_chain): Likewise.
5656 (scalar_chain::mark_dual_mode_def): Renamed to ...
5657 (dimode_scalar_chain::mark_dual_mode_def): This.
5658 (timode_scalar_chain::mark_dual_mode_def): New function.
5659 (timode_scalar_chain::convert_insn): Likewise.
5660 (dimode_scalar_chain::convert_registers): Likewise.
5661 (scalar_chain::compute_convert_gain): Renamed to ...
5662 (dimode_scalar_chain::compute_convert_gain): This.
5663 (scalar_chain::replace_with_subreg): Renamed to ...
5664 (dimode_scalar_chain::replace_with_subreg): This.
5665 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5666 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5667 (scalar_chain::make_vector_copies): Renamed to ...
5668 (dimode_scalar_chain::make_vector_copies): This.
5669 (scalar_chain::convert_reg): Renamed to ...
5670 (dimode_scalar_chain::convert_reg ): This.
5671 (scalar_chain::convert_op): Renamed to ...
5672 (dimode_scalar_chain::convert_op): This.
5673 (scalar_chain::convert_insn): Renamed to ...
5674 (dimode_scalar_chain::convert_insn): This.
5675 (scalar_chain::convert): Call convert_registers.
5676 (convert_scalars_to_vector): Change to scalar_chain pointer to
5677 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5678 in 32-bit mode. Delete scalar_chain pointer. Call
5679 free_dominance_info in 64-bit mode.
5680 (pass_stv::gate): Remove TARGET_64BIT check.
5681 (ix86_option_override): Put the 64-bit STV pass before the CSE
5684 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5686 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5687 dw_loc_frame_offset field.
5688 * dwarf2out.c (new_loc_descr): Likewise.
5689 (resolve_args_picking_1): Turn the VISITED hash set into a
5690 FRAME_OFFSET hash map. Use it to associate a frame offset to
5691 visited nodes. Remove uses of the CHECKING_P macro.
5692 (resolve_args_picking): Update call to resolve_args_picking_1.
5694 2016-04-27 Martin Liska <mliska@suse.cz>
5696 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5697 (free_loop_data): Release vuses of groups.
5699 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5701 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5702 instead of redundant use_id and boolean have_use_for.
5703 (struct iv_use): Change sub_id into group_id. Remove field next.
5704 Move fields: related_cands, n_map_members, cost_map and selected
5706 (struct iv_group): ... here. New structure.
5707 (struct iv_common_cand): Use structure declaration directly.
5708 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5709 (MAX_CONSIDERED_USES): Rename macro to ...
5710 (MAX_CONSIDERED_GROUPS): ... here.
5711 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5712 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5713 (dump_uses): Rename to ...
5714 (dump_groups): ... here. Update all uses.
5715 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5716 (find_induction_variables): Refactor format of dump information.
5717 (record_sub_use): Delete.
5718 (record_use): Update all uses.
5719 (record_group): New function.
5720 (record_group_use, find_interesting_uses_op): Call above functions.
5722 (find_interesting_uses_cond): Ditto.
5723 (group_compare_offset): New function.
5724 (split_all_small_groups): Rename to ...
5725 (split_small_address_groups_p): ... here. Update all uses.
5726 (split_address_groups): Update all uses.
5727 (find_interesting_uses): Refactor format of dump information.
5728 (add_candidate_1): Update all uses. Remove redundant check on iv,
5730 (add_candidate, record_common_cand): Remove redundant assert.
5731 (add_iv_candidate_for_biv): Update use.
5732 (add_iv_candidate_derived_from_uses): Update all uses.
5733 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5734 (alloc_use_cost_map): Ditto.
5735 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5736 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5737 (determine_use_iv_cost_generic): Ditto.
5738 (determine_group_iv_cost_generic): Ditto.
5739 (determine_use_iv_cost_address): Ditto.
5740 (determine_group_iv_cost_address): Ditto.
5741 (determine_use_iv_cost_condition): Ditto.
5742 (determine_group_iv_cost_cond): Ditto.
5743 (determine_use_iv_cost): Ditto.
5744 (determine_group_iv_cost): Ditto.
5745 (set_autoinc_for_original_candidates): Update all uses.
5746 (find_iv_candidates): Update all uses. Refactor dump information.
5747 (determine_use_iv_costs): Ditto.
5748 (determine_iv_costs): Ditto.
5749 (iv_ca_cand_for_use): Rename to ...
5750 (iv_ca_cand_for_group): ... here. Update all uses.
5751 (iv_ca_add_use, iv_ca_add_group): Ditto.
5752 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5753 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5754 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5755 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5756 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5757 (create_new_iv, adjust_iv_update_pos): Ditto.
5758 (rewrite_use_address): Delete.
5759 (rewrite_use_address_1): Rename to ...
5760 (rewrite_use_address): ... here.
5761 (rewrite_use_compare): Update all uses.
5762 (rewrite_use): Delete.
5763 (rewrite_uses): Rename to ...
5764 (rewrite_groups): ... here. Update all uses.
5765 (remove_unused_ivs, free_loop_data): Update all uses.
5766 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5768 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5770 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5771 for WORD_REGISTER_OPERATIONS to runtime check.
5773 2016-04-27 Richard Biener <rguenther@suse.de>
5776 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5777 aggregate_value_p to determine if a function result is
5778 returned by reference.
5779 (ipa_pta_execute): Functions having their address taken are
5780 not automatically nonlocal.
5782 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5785 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5786 * fold-const.c (operand_equal_p): If flag_checking and
5787 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5788 and if it returns non-zero, assert iterative_hash_expr on both
5791 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5793 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5795 2016-04-27 Nick Clifton <nickc@redhat.com>
5798 * varasm.c (merge_weak): Generate an error if an attempt is made
5799 to convert a non-weak static function into a weak, public function.
5801 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5803 * params.def (MAX_PARTITION_SIZE): New param.
5804 * doc/invoke.texi: Document lto-max-partition.
5806 2016-04-27 Richard Biener <rguenther@suse.de>
5809 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5810 function cummulating used_from_other_partition, externally_visible
5811 and force_output from aliases.
5812 (refered_from_nonlocal_var): Likewise.
5813 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5814 node flags properly.
5816 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5818 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5819 (-Wmemset-elt-size): New item.
5821 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5824 * stor-layout.h (internal_reference_types): Delete.
5825 * stor-layout.c (reference_types_internal): Likewise.
5826 (internal_reference_types): Likewise.
5827 (layout_type) <REFERENCE_TYPE>: Adjust.
5829 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5832 * tree.h (inchash::add_expr): Add FLAGS argument.
5833 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5834 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5835 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5836 Formatting fix. Adjust recursive calls. For tcc_comparison,
5837 if swap_tree_comparison (code) is smaller than code, hash that
5838 and arguments in the other order. Hash CONVERT_EXPR the same
5839 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5840 of ADDR_EXPR of decl as the decl itself. Add or remove
5841 OEP_ADDRESS_OF from recursive flags as needed. For
5842 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5843 operands commutatively and only the third one normally.
5844 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5846 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5848 * config/rtems.h (LIB_SPEC): Add -latomic.
5850 2016-04-27 Joel Sherrill <joel@rtems.org>
5852 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5853 xilink.ld and flags not relevant to RTEMS.
5855 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5857 * toplev.c (backend_init_target): Avoid calling init_reload when using
5860 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5862 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5863 for loops rather than one for the whole function.
5865 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5867 * match.pd (X + CST CMP X): New transformation.
5869 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5871 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5872 * fold-const.c (fold_binary_loc): Remove 2 transformations
5873 superseded by match.pd.
5874 * match.pd (x+x -> x*2): Generalize to integers.
5876 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5878 * config/i386/i386.md (operation on memory peephole): Duplicate an
5879 existing peephole and adapt it to match lea rather than an operation
5882 PR rtl-optimization/57193
5883 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5885 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5887 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5889 * tree-if-conv.c (any_pred_load_store): New static variable.
5890 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5891 any_pred_load_store instead of and_mask_load_store.
5892 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5893 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5894 (combine_blocks, tree_if_conversion): Ditto.
5896 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5898 PR tree-optimization/70771
5899 PR tree-optimization/70775
5900 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5901 virtual PHI nodes. Delete parameter.
5902 (if_convertible_loop_p_1): Delete argument to above function.
5903 (predicate_all_scalar_phis): Delete code handling single-argument
5905 (tree_if_conversion): Mark and update virtual SSA.
5907 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5910 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5911 (x86_elf_aligned_common): Rename to ...
5912 (x86_elf_aligned_decl_common): ... this.
5913 Add decl arg. Switch to .lbss for largecomm object. Use
5914 LARGECOMM_SECTION_ASM_OP.
5915 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5917 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5918 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5920 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5921 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5923 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5926 * config/i386/i386.c (SECTION_LARGE): Define.
5927 (x86_64_elf_select_section): Set it for large data/bss sections.
5928 Only clear SECTION_WRITE for .lrodata.
5929 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5931 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5932 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5933 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5935 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5936 * doc/tm.texi: Regenerate.
5938 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5941 * configure.ac (--enable-checking): Document extra flag, for
5942 non-release builds default to --enable-checking=yes,extra.
5943 If misc checking and extra checking, define CHECKING_P to 2 instead
5945 * common.opt (fchecking=): Add.
5946 * doc/invoke.texi (-fchecking=): Document.
5947 * doc/install.texi: Document --enable-checking changes.
5948 * configure: Regenerated.
5949 * config.in: Regenerated.
5951 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5953 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
5954 attribute instead of which_alternative.
5955 * config/i386/sse.md (*mov<mode>_internal): Ditto.
5956 Use EXT_REX_SSE_REG_P where appropriate.
5958 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/predicates.md (const0_operand): Do not match
5961 const_wide_int code.
5962 (const1_operand): Ditto.
5964 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
5966 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
5967 for SSE constm1 operands and TARGET_AVX512VL.
5968 (*movti_internal): Ditto.
5969 (*mov<mode>_or): Use constm1_operand predicate.
5970 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
5971 for SSE vector_all_ones operands and TARGET_AVX512VL.
5972 * config/i386/predicates.md (constm1_operand): New predicate.
5973 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
5974 emission of constant -1 load.
5976 2016-04-25 Jason Merrill <jason@redhat.com>
5978 * gdbinit.in: Skip is-a.h.
5980 * attribs.c (register_scoped_attributes): Fix logic.
5981 * attribs.h: Declare register_scoped_attributes.
5983 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5985 * config/rs6000/rs6000-builtin.def: Correct pasto error for
5986 stxvd2x and stxvw4x built-in functions.
5988 2016-04-25 DJ Delorie <dj@redhat.com>
5990 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
5991 (ashrhi3): Likewise.
5992 (lshrhi3): Likewise.
5994 2016-04-25 Richard Biener <rguenther@suse.de>
5996 PR tree-optimization/70780
5997 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
5999 (compute_antic): Mark blocks with abnormal preds as visited as
6000 they have a final empty antic-in solution already.
6002 2016-04-25 Michael Collison <michael.collison@linaro.org>
6004 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6006 2016-04-25 Michael Collison <michael.collison@linaro.org>
6008 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6009 mode is VQI to improve mixed mode vectorization.
6010 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6011 define_insn to match low half of signed vaddw.
6012 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6013 define_insn to match high half of signed vaddw.
6014 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6015 define_insn to match low half of unsigned vaddw.
6016 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6017 define_insn to match high half of unsigned vaddw.
6018 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6019 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6020 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6022 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6023 * config/arm/predicates.md (vect_par_constant_high): Support
6024 big endian and simplify by calling
6025 arm_simd_check_vect_par_cnst_half
6026 (vect_par_constant_low): Likewise.
6028 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6030 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6031 predicate for operand 2.
6033 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6034 H.J. Lu <hongjiu.lu@intel.com>
6036 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6037 machine_mode argument.
6038 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6039 constm1_rtx operands. For VOIDmode constants, get mode from
6040 pred_mode. Check mode size if the mode is supported by ABI.
6041 (standard_sse_constant_opcode): Do not use standard_constant_p.
6042 Strictly check ABI support for all-ones operands.
6043 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6044 immediates. Update calls to standard_sse_constant_p.
6045 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6046 (ix86_rtx_costs): Ditto.
6047 * config/i386/i386.md (*movxi_internal_avx512f): Use
6048 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6049 Use (v,BC) alternative instead of (v,C). Use register_operand
6050 checks instead of MEM_P.
6051 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6052 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6053 isa attribute. Use register_operand checks instead of MEM_P.
6054 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6055 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6056 alternative and corresponding sse2 isa attribute.
6057 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6058 to standard_sse_constant_p.
6059 (FP constant splitters): Ditto.
6060 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6062 * config/i386/predicates.md (constm1_operand): Remove.
6063 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6064 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6065 vector_all_ones_operand instead of constm1_operand.
6067 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6069 * print-rtl.c (print_rtx_insn_vec): New function.
6070 * print-rtl.h: New prototype.
6071 * store-motion.c (struct st_expr): Make avail_stores a vector.
6072 (st_expr_entry): Adjust.
6073 (free_st_expr_entry): Likewise.
6074 (print_store_motion_mems): Likewise.
6075 (find_moveable_store): Likewise.
6076 (compute_store_table): Likewise.
6077 (delete_store): Likewise.
6078 (build_store_vectors): Likewise.
6080 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6082 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6084 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6086 * vec.h (vec_safe_contains): New function.
6087 (vec::contains): Likewise.
6088 (vec::begin): Likewise.
6089 (vec::end): Likewise.
6091 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6094 * cfgexpand.c (expand_stack_vars): Fix typo.
6096 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6098 * system.h (list, map, set, vector): Include conditionally.
6099 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6100 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6101 * ipa-icf.c (INCLUDE_LIST): Define.
6102 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6103 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6104 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6105 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6106 * cp/logic.cc (INCLUDE_LIST): Define.
6107 * fortran/trans-common.c (INCLUDE_MAP): Define.
6109 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6111 * auto-profile.c: Remove <string.h> include.
6112 * ipa-icf-gimple.c: Remove <list> include.
6113 * diagnostic.c: Remove <new> include.
6114 * genmatch.c: Likewise.
6115 * pretty-print.c: Likewise.
6116 * toplev.c: Likewise
6117 * c/c-objc-common.c: Likewise.
6118 * cp/error.c: Likewise.
6119 * fortran/error.c: Likewise.
6121 2016-04-22 Richard Biener <rguenther@suse.de>
6123 * lto-streamer-in.c (input_ssa_names): Do not allocate
6124 GIMPLE_NOP for all SSA names.
6125 * lto-streamer-out.c (output_ssa_names): Do not output
6126 SSA names that should have been released.
6128 2016-04-22 Richard Biener <rguenther@suse.de>
6130 PR tree-optimization/70740
6131 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6134 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/predicates.md (call_insn_operand): Replace
6138 sibcall_memory_operand with memory_operand.
6140 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6142 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6143 has_single_use() tests.
6144 (register_edge_assert_for_1): Likewise.
6145 (find_assert_locations_1): Check the liveness bitmap instead of
6146 checking has_single_use().
6148 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6151 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6152 Extract AVX-512BW constraint from AVX.
6154 2016-04-21 Richard Biener <rguenther@suse.de>
6156 PR tree-optimization/70725
6157 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6158 for phi_convertible_by_degenerating_args.
6159 (predicate_all_scalar_phis): Handle single-argument PHIs.
6161 2016-04-21 Richard Biener <rguenther@suse.de>
6164 * fold-const.c (fold_comparison): Return properly typed
6167 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6169 PR tree-optimization/70715
6170 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6171 after expanding BASE using expand_simple_operations.
6173 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6175 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6176 New transformations.
6178 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6180 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6182 2016-04-20 Jan Hubicka <jh@suse.cz>
6184 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6185 ultiimate_alias_target.
6186 (update_callee_keys): Likewise.
6187 (lookup_recursive_calls): Likewise.
6188 (speculation_useful_p): Likewise.
6190 2016-04-20 Jan Hubicka <jh@suse.cz>
6193 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6194 (set_nothrow_flag_1): ... this; handle interposition correctly;
6195 recurse on aliases and thunks.
6196 (cgraph_node::set_nothrow_flag): New.
6197 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6198 functions compiled with non-call exceptions that binds to current
6200 (propagate_nothrow): Be safe WRT interposition.
6201 * cgraph.h (set_nothrow_flag): Update prototype.
6203 2016-04-18 Jan Hubicka <jh@suse.cz>
6205 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6206 max_loop_iterations_int.
6207 (tree_unswitch_outer_loop): Likewise.
6209 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6211 PR tree-optimization/69489
6212 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6213 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6214 Revise dump message.
6215 (if_convertible_bb_p): Remove check on edge count of basic block's
6218 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6220 PR tree-optimization/56625
6221 PR tree-optimization/69489
6222 * tree-data-ref.h (DR_INNERMOST): New macro.
6223 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6224 hashing struct innermost_loop_behavior.
6225 (ref_DR_map): Remove.
6226 (innermost_DR_map): New map.
6227 (baseref_DR_map): Revise comment.
6228 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6229 to innermost_DR_map accroding to its innermost loop behavior.
6230 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6231 to its innermost loop behavior.
6232 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6233 Add initialization for innermost_DR_map. Record memory reference
6234 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6235 have innermost loop behavior.
6236 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6239 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6241 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6242 *lea_general_1. Use explicit SWI12 mode interator.
6243 (*lea<mode>_general_2): Rename from *lea_general_2.
6244 Use explicit SWI12 mode interator.
6245 (*lea<mode>_general_3): Rename from *lea_general_3.
6246 Use explicit SWI12 mode interator.
6247 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6248 Use explicit SWI12 mode interator.
6249 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6250 Use explicit SWI48 mode interator.
6252 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6254 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6255 Short-cut unaligned load and store cases. Handle all integer
6257 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6258 and store cases. Call ix86_avx256_split_vector_move_misalign
6259 directly without checking mode class.
6261 2016-04-20 Andrew Pinski <apinski@cavium.com>
6262 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6265 * config/aarch64/aarch64.md (sibcall): Force call
6266 address to be DImode for ILP32.
6267 (sibcall_value): Likewise.
6269 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6271 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6273 2016-04-20 Richard Biener <rguenther@suse.de>
6275 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6276 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6277 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6278 (maybe_push_res_to_seq): Adjust.
6279 * gimple-fold.c (maybe_build_generic_op): Likewise.
6281 2016-04-20 Marek Polacek <polacek@redhat.com>
6283 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6286 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6288 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6289 use kmovw to support AVX512F target.
6291 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6293 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6295 2016-04-20 Marek Polacek <polacek@redhat.com>
6297 PR tree-optimization/70725
6298 * tree-if-conv.c (is_false_predicate): New function.
6299 (predicate_mem_writes): Use it.
6301 2016-04-20 Richard Biener <rguenther@suse.de>
6303 PR tree-optimization/70726
6304 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6305 shift amounts from a pattern stmt operand.
6307 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6310 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6311 stack_restore_from_fpr pattern when restoring r15.
6312 (s390_optimize_prologue): Strip away the memory barrier in the
6313 parallel when trying to get rid of restore insns.
6314 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6315 definition for loading the stack pointer from an FPR. Compared to
6316 the normal move insn this pattern includes a full memory barrier.
6318 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6321 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6322 implicitly linear or lastprivate iterator on the outer context.
6324 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6326 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6328 * config/i386/i386.md (ssememalign): Removed.
6329 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6331 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6334 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6335 const short * to __builtin_ia32_loaddquhi512_mask.
6336 (_mm512_maskz_loadu_epi16): Likewise.
6337 (_mm512_mask_storeu_epi16): Pass short * to
6338 __builtin_ia32_storedquhi512_mask.
6339 (_mm512_mask_loadu_epi8): Pass const char * to
6340 __builtin_ia32_loaddquqi512_mask.
6341 (_mm512_maskz_loadu_epi8): Likewise.
6342 (_mm512_mask_storeu_epi8): Pass char * to
6343 __builtin_ia32_storedquqi512_mask.
6344 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6345 const double * to __builtin_ia32_loadupd512_mask.
6346 (_mm512_mask_loadu_pd): Likewise.
6347 (_mm512_maskz_loadu_pd): Likewise.
6348 (_mm512_storeu_pd): Pass double * to
6349 __builtin_ia32_storeupd512_mask.
6350 (_mm512_mask_storeu_pd): Likewise.
6351 (_mm512_loadu_ps): Pass const float * to
6352 __builtin_ia32_loadups512_mask.
6353 (_mm512_mask_loadu_ps): Likewise.
6354 (_mm512_maskz_loadu_ps): Likewise.
6355 (_mm512_storeu_ps): Pass float * to
6356 __builtin_ia32_storeups512_mask.
6357 (_mm512_mask_storeu_ps): Likewise.
6358 (_mm512_mask_loadu_epi64): Pass const long long * to
6359 __builtin_ia32_loaddqudi512_mask.
6360 (_mm512_maskz_loadu_epi64): Likewise.
6361 (_mm512_mask_storeu_epi64): Pass long long *
6362 to __builtin_ia32_storedqudi512_mask.
6363 (_mm512_loadu_si512): Pass const int * to
6364 __builtin_ia32_loaddqusi512_mask.
6365 (_mm512_mask_loadu_epi32): Likewise.
6366 (_mm512_maskz_loadu_epi32): Likewise.
6367 (_mm512_storeu_si512): Pass int * to
6368 __builtin_ia32_storedqusi512_mask.
6369 (_mm512_mask_storeu_epi32): Likewise.
6370 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6371 char * to __builtin_ia32_storedquqi256_mask.
6372 (_mm_mask_storeu_epi8): Likewise.
6373 (_mm256_mask_loadu_epi16): Pass const short * to
6374 __builtin_ia32_loaddquhi256_mask.
6375 (_mm256_maskz_loadu_epi16): Likewise.
6376 (_mm_mask_loadu_epi16): Pass const short * to
6377 __builtin_ia32_loaddquhi128_mask.
6378 (_mm_maskz_loadu_epi16): Likewise.
6379 (_mm256_mask_loadu_epi8): Pass const char * to
6380 __builtin_ia32_loaddquqi256_mask.
6381 (_mm256_maskz_loadu_epi8): Likewise.
6382 (_mm_mask_loadu_epi8): Pass const char * to
6383 __builtin_ia32_loaddquqi128_mask.
6384 (_mm_maskz_loadu_epi8): Likewise.
6385 (_mm256_mask_storeu_epi16): Pass short * to.
6386 __builtin_ia32_storedquhi256_mask.
6387 (_mm_mask_storeu_epi16): Pass short * to.
6388 __builtin_ia32_storedquhi128_mask.
6389 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6390 const double * to __builtin_ia32_loadupd256_mask.
6391 (_mm256_maskz_loadu_pd): Likewise.
6392 (_mm_mask_loadu_pd): Pass onst double * to
6393 __builtin_ia32_loadupd128_mask.
6394 (_mm_maskz_loadu_pd): Likewise.
6395 (_mm256_mask_storeu_pd): Pass double * to
6396 __builtin_ia32_storeupd256_mask.
6397 (_mm_mask_storeu_pd): Pass double * to
6398 __builtin_ia32_storeupd128_mask.
6399 (_mm256_mask_loadu_ps): Pass const float * to
6400 __builtin_ia32_loadups256_mask.
6401 (_mm256_maskz_loadu_ps): Likewise.
6402 (_mm_mask_loadu_ps): Pass const float * to
6403 __builtin_ia32_loadups128_mask.
6404 (_mm_maskz_loadu_ps): Likewise.
6405 (_mm256_mask_storeu_ps): Pass float * to
6406 __builtin_ia32_storeups256_mask.
6407 (_mm_mask_storeu_ps): ass float * to
6408 __builtin_ia32_storeups128_mask.
6409 (_mm256_mask_loadu_epi64): Pass const long long * to
6410 __builtin_ia32_loaddqudi256_mask.
6411 (_mm256_maskz_loadu_epi64): Likewise.
6412 (_mm_mask_loadu_epi64): Pass const long long * to
6413 __builtin_ia32_loaddqudi128_mask.
6414 (_mm_maskz_loadu_epi64): Likewise.
6415 (_mm256_mask_storeu_epi64): Pass long long * to
6416 __builtin_ia32_storedqudi256_mask.
6417 (_mm_mask_storeu_epi64): Pass long long * to
6418 __builtin_ia32_storedqudi128_mask.
6419 (_mm256_mask_loadu_epi32): Pass const int * to
6420 __builtin_ia32_loaddqusi256_mask.
6421 (_mm256_maskz_loadu_epi32): Likewise.
6422 (_mm_mask_loadu_epi32): Pass const int * to
6423 __builtin_ia32_loaddqusi128_mask.
6424 (_mm_maskz_loadu_epi32): Likewise.
6425 (_mm256_mask_storeu_epi32): Pass int * to
6426 __builtin_ia32_storedqusi256_mask.
6427 (_mm_mask_storeu_epi32): Pass int * to
6428 __builtin_ia32_storedqusi128_mask.
6429 * config/i386/i386-builtin-types.def (PCSHORT): New.
6431 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6432 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6433 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6434 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6435 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6436 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6437 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6438 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6439 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6440 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6441 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6442 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6443 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6444 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6445 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6446 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6447 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6448 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6449 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6450 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6451 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6452 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6453 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6454 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6455 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6456 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6457 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6458 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6459 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6460 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6461 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6462 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6463 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6464 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6465 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6466 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6467 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6468 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6469 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6470 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6471 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6472 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6473 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6474 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6475 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6476 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6477 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6478 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6479 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6481 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6482 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6484 (ix86_expand_vector_move_misalign): Likewise.
6485 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6486 to scalar function prototype for unaligned load/store builtins.
6487 (ix86_expand_special_args_builtin): Updated.
6488 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6489 (UNSPEC_STOREU): Likewise.
6490 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6491 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6492 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6493 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6494 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6495 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6496 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6497 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6498 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6499 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6500 (<avx512>_storedqu<mode>_mask): Likewise.
6501 (*sse4_2_pcmpestr_unaligned): Likewise.
6502 (*sse4_2_pcmpistr_unaligned): Likewise.
6503 (*mov<mode>_internal): Renamed to ...
6504 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6505 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6506 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6507 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6509 2016-04-19 Richard Biener <rguenther@suse.de>
6511 PR tree-optimization/70171
6512 * tree-ssa-phiprop.c: Include stor-layout.h.
6513 (phiprop_insert_phi): Handle the aggregate copy case.
6514 (propagate_with_phi): Likewise.
6516 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6518 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6519 instead of simplify_gen_subreg (... , 0).
6520 (ix86_delegitimize_address): Ditto.
6521 (ix86_split_divmod): Ditto.
6522 (ix86_split_copysign_const): Ditto.
6523 (ix86_split_copysign_var): Ditto.
6524 (ix86_expand_args_builtin): Ditto.
6525 (ix86_expand_round_builtin): Ditto.
6526 (ix86_expand_special_args_builtin): Ditto.
6527 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6528 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6529 (udivmodqi4): Ditto.
6530 (absneg splitters): Ditto.
6531 (*jcc_bt<mode>_1): Ditto.
6533 2016-04-19 Richard Biener <rguenther@suse.de>
6535 PR tree-optimization/70724
6536 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6537 restoring out from ...
6538 (free_scc_vn): ... here.
6539 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6540 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6542 (pass_fre::execute): Restore SSA info.
6544 2016-04-19 Richard Biener <rguenther@suse.de>
6546 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6547 * gimple-walk.c (walk_gimple_op): Initialize it.
6548 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6549 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6550 remapping SSA names of defs.
6551 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6554 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6557 * lra-constraints.c (equiv_substition_p): New.
6558 (process_alt_operands): Use it.
6559 (swap_operands): Swap it.
6560 (curr_insn_transform): Update it.
6562 2016-04-18 Michael Matz <matz@suse.de>
6564 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6565 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6566 * tree-core.h (tree_type_common.align): Use bit-field.
6567 (tree_type_common.spare): New.
6568 (tree_decl_common.off_align): Make smaller.
6569 (tree_decl_common.align): Use bit-field.
6571 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6572 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6573 (scan_sharing_clauses): Ditto.
6574 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6575 (omp_finish_file): Ditto.
6576 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6577 (layout_decl): Ditto.
6578 (relayout_decl): Ditto.
6579 (finalize_record_size): Use SET_TYPE_ALIGN.
6580 (finalize_type_size): Ditto.
6581 (finish_builtin_struct): Ditto.
6582 (layout_type): Ditto.
6583 (initialize_sizetypes): Ditto.
6584 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6585 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6586 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6587 (get_chain_field): Ditto.
6588 (get_trampoline_type): Ditto.
6589 (get_nl_goto_field): Ditto.
6590 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6592 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6593 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6594 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6595 (build_qualified_type): Use SET_TYPE_ALIGN.
6596 (build_aligned_type, build_range_type_1): Ditto.
6597 (build_atomic_base): Ditto.
6598 (build_common_tree_nodes): Ditto.
6599 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6600 (expand_one_stack_var_at): Ditto.
6601 * coverage.c (build_var): Use SET_DECL_ALIGN.
6602 * except.c (init_eh): Ditto.
6603 * function.c (assign_parm_setup_block): Ditto.
6604 * symtab.c (increase_alignment_1): Ditto.
6605 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6606 * tree-vect-stmts.c (ensure_base_align): Ditto.
6607 * varasm.c (align_variable): Ditto.
6608 (assemble_variable): Ditto.
6609 (build_constant_desc): Ditto.
6610 (output_constant_def_contents): Ditto.
6612 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6613 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6614 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6615 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6616 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6618 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6621 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6622 replace %vmovsd with "%vmovq".
6623 (vec_concatv2df): Likewise.
6625 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6628 (*vec_extractv2si_0): Ditto.
6629 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6630 (zero_extended_scalar_load_operand splitters): Ditto.
6631 (vec_extract splitters): Ditto.
6632 (*vec_extractv4si_0_zext): Ditto.
6633 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6635 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6636 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6637 (*sse4_1_extractps): Use lowpart_subreg.
6638 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6640 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6642 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6644 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6645 Mention Solaris 11 packaging changes.
6646 Update gas and gld requirements.
6647 Remove reference to pre-Solaris 10 bug.
6648 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6650 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6653 2016-04-17 Jan Hubicka <jh@suse.cz>
6655 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6656 max_loop_iterations_int.
6658 2016-04-18 Richard Biener <rguenther@suse.de>
6660 PR tree-optimization/43434
6661 * tree-ssa-structalias.c (struct vls_data): New.
6662 (visit_loadstore): Handle all pointer-based accesses.
6663 (compute_dependence_clique): Compute a bitmap of restrict tags
6664 assigned bases and pass it to visit_loadstore.
6666 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6669 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6670 armv8.1-a and armv8.1-a+crc.
6672 2016-04-18 Richard Biener <rguenther@suse.de>
6674 PR tree-optimization/70701
6675 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6676 references after translating through a memcpy.
6678 2016-04-18 Richard Biener <rguenther@suse.de>
6680 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6681 (compute_antic): ... here. For partial antic use regular
6682 postorder and scrap iteration.
6683 (compute_partial_antic_aux): Remove unused return value.
6684 (init_pre): Do not allocate postorder.
6685 (fini_pre): Do not free postorder.
6687 2016-04-18 Richard Biener <rguenther@suse.de>
6690 * expmed.c (extract_bit_field_1): Remove broken case
6691 using a wider MODE_INT mode.
6693 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6695 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6696 unless compiling with at least GCC-4.8.
6698 2016-04-17 Jan Hubicka <jh@suse.cz>
6701 * graphite.c (graphite_finalize): Update call to
6702 tree_estimate_probability.
6703 * predict.h (tree_estimate_probability): Update prototype.
6705 2016-04-17 Jan Hubicka <jh@suse.cz>
6707 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6708 (tree_estimate_probability): Likewise.
6709 (pass_profile::execute): Update.
6710 (report_predictor_hitrates): New function.
6711 * profile.c (compute_branch_probabilities): Use it.
6712 * predict.h (report_predictor_hitrates): Declare.
6714 2016-04-17 Jan Hubicka <jh@suse.cz>
6717 * cgraph.h (cgraph_node::set_const_flag,
6718 cgraph_node::set_pure_flag): Update prototype to return bool;
6720 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6721 of interposable symbol are interposable, too.
6722 (cgraph_set_const_flag_1): Rename to ...
6723 (set_const_flag_1): ... this one; change to self recursive function
6724 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6725 clearnig the flag in all variants and also virtual thunks of const
6726 functions are pure; track if any change was done.
6727 (cgraph_node::set_const_flag): Update.
6728 (struct set_pure_flag_info): New struct.
6729 (cgraph_set_pure_flag_1): Rename to ...
6730 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6731 rather than pointer encoded flags; track if any changes was done;
6732 handle correctly clearning flag and setting flag of aliases already
6734 (cgraph_node::set_pure_flag): Update.
6735 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6737 2016-04-17 Tom de Vries <tom@codesourcery.com>
6740 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6743 2016-04-17 Tom de Vries <tom@codesourcery.com>
6745 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6746 '{}<> ' as escape-for-record.
6748 2016-04-17 Tom de Vries <tom@codesourcery.com>
6750 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6753 2016-04-17 Tom de Vries <tom@codesourcery.com>
6756 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6757 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6758 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6759 * passes.c (finish_optimization_passes): Only call
6760 finish_graph_dump_file if dfi->graph_dump_initialized.
6761 (execute_function_dump, pass_init_dump_file): Use
6762 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6764 2016-04-17 Tom de Vries <tom@codesourcery.com>
6766 PR tree-optimization/70256
6767 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6768 (debug_varmap): New function.
6770 2016-04-17 Tom de Vries <tom@codesourcery.com>
6773 * passes.c (pass_manager::register_pass): Propagate pflags.
6775 2016-04-17 Tom de Vries <tom@codesourcery.com>
6778 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6779 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6780 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6781 check if it's equal to p_start.
6782 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6784 2016-04-15 Jan Hubicka <jh@suse.cz>
6787 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6788 function does not bind to current def.
6789 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6790 handle conservatively calls to functions that does not need to bind
6792 (check_call): Update call of worse_state.
6793 (ignore_edge_for_nothrow): Update.
6794 (ignore_edge_for_pure_const): Likewise.
6795 (propagate_pure_const): Update calls to worse_state.
6796 (skip_function_for_local_pure_const): Reformat comments.
6798 2016-04-15 Jan Hubicka <jh@suse.cz>
6801 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6802 (cgraph_node::function_symbol): Likewise.
6803 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6804 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6805 (symtab_node::ultimate_alias_target): Add REF parameter.
6806 (symtab_node::binds_to_current_def_p): Declare.
6807 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6808 (cgraph_node::function_symbol): Likewise.
6809 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6810 (cgraph_node::get_availability): Likewise.
6811 (cgraph_edge::binds_to_current_def_p): New inline function.
6812 (varpool_node::get_availability): Add REF parameter.
6813 (varpool_node::ultimate_alias_target): Likewise.
6814 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6815 (symtab_node::binds_to_current_def_p): Likewise.
6816 * varpool.c (varpool_node::get_availability): Likewise.
6818 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6821 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6822 Fix mode size check.
6824 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6826 * BASE-VER: Set to 7.0.0.
6828 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6830 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6832 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6834 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6835 architecture revisions.
6837 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6839 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6840 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6841 * config/i386/i386.md (stack decrement to push peepholes): Guard
6842 with !x86_using_red_zone ().
6844 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6847 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6848 to dump_generic_node.
6849 (NIY): Pass also flags to do_niy.
6851 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6853 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6854 (simd_clone_vector_of_formal_parm_types)
6855 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6856 (simd_clone_mangle, simd_clone_create)
6857 (simd_clone_adjust_return_type, create_tmp_simd_array)
6858 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6859 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6860 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6861 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6862 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6863 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6864 * omp-simd-clone.c: ... this new file.
6865 (simd_clone_vector_of_formal_parm_types): Make it static.
6866 * Makefile.in (OBJS): Add omp-simd-clone.o.
6868 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6871 * config/i386/sse.md: Use proper memory operand modifiers.
6874 2016-04-15 Richard Biener <rguenther@suse.de>
6875 Alan Modra <amodra@gmail.com>
6877 PR tree-optimization/70130
6878 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6879 when alignment stays not the same and no not use the realign
6882 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6885 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6886 direct move handlers for KFmode. Change TFmode handlers test from
6887 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6889 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6892 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6893 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6894 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6895 * tree-ssa-live.c (remove_unused_scope_block_p): When
6896 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6897 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6898 block_ultimate_origin is FUNCTION_DECL.
6899 (remove_unused_locals): If current_function_decl is
6900 polymorphic_ctor_dtor_p, pass initial true to
6901 remove_unused_scope_block_p' is_ctor_dtor_block.
6903 2016-04-14 Martin Sebor <msebor@redhat.com>
6908 * doc/extend.texi (Variable Length): Revert.
6910 2016-04-14 Marek Polacek <polacek@redhat.com>
6911 Jan Hubicka <hubicka@ucw.cz>
6914 * tree.c (verify_type): Disable the canonical type of main variant
6917 2016-04-14 Jason Merrill <jason@redhat.com>
6919 * cfgexpand.c, expr.c: Revert previous change.
6921 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6924 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6925 when building a mem ref for the incoming reduction variable.
6927 2016-04-14 Richard Biener <rguenther@suse.de>
6929 PR tree-optimization/70614
6930 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6931 loop if the evolution dropped to chrec_dont_know.
6932 (interpret_condition_phi): Likewise.
6934 2016-04-14 Richard Biener <rguenther@suse.de>
6936 PR tree-optimization/70623
6937 * tree-ssa-pre.c (changed_blocks): Make global ...
6938 (compute_antic): ... local here. Move and fix worklist
6939 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6940 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6941 worklist handling, dump when ANTIC_IN changed.
6942 (compute_partial_antic_aux): Remove worklist handling.
6943 (init_pre): Do not compute post dominators. Add a comment about
6944 the CFG order chosen.
6945 (fini_pre): Do not free post dominators.
6947 2016-04-13 Martin Sebor <msebor@redhat.com>
6952 * doc/extend.texi (Variable Length): Document C++ specifics.
6954 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6957 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
6958 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
6959 eh edges have been purged.
6962 * tree-sra.c (create_access_replacement,
6963 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
6965 * tree-pretty-print.c (dump_fancy_name): New function.
6966 (dump_decl_name, dump_generic_node): Use it.
6968 2016-04-13 Jason Merrill <jason@redhat.com>
6970 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
6971 * expr.c (expand_expr_real_1): Likewise.
6973 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
6975 * config/i386/i386.md (kunpckhi): Swap operands.
6976 (kunpcksi): Likewise.
6977 (kunpckdi): Likewise.
6978 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
6979 (vec_pack_trunc_<mode>): Likewise.
6981 2016-04-13 Jakub Jelinek <jakub@redhat.com>
6984 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
6987 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
6988 gimplification turns some element into non-constant.
6991 * rtl.h (convert_memory_address_addr_space_1): New prototype.
6992 * explow.c (convert_memory_address_addr_space_1): No longer static,
6993 add NO_EMIT argument and don't call convert_modes if true, pass
6994 it down recursively, remove break after return.
6995 (convert_memory_address_addr_space): Adjust caller.
6996 * simplify-rtx.c (simplify_unary_operation_1): Call
6997 convert_memory_address_addr_space_1 instead of convert_memory_address,
6998 if it returns NULL, don't simplify.
7000 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7003 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7005 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7007 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7008 Bump the upper SIMDLEN limits, so that if the return type or
7009 characteristic type if the return type is void can be passed in
7010 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7013 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7016 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7017 Do not use "=" constraint on an input constraint.
7018 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7019 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7020 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7021 generates (neg (abs ...)) instead of (abs ...).
7023 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7025 PR rtl-optimization/70596
7026 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7027 just invalidate LRA data and reset them. Adjust dump wording.
7029 2016-04-12 Martin Liska <mliska@suse.cz>
7032 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7034 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7036 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7037 max_loop_iterations_int.
7038 (tree_unswitch_outer_loop): Likewise.
7039 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7040 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7042 2016-04-12 Tom de Vries <tom@codesourcery.com>
7044 PR tree-optimization/68756
7045 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7046 instead of new_name.
7048 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7050 PR tree-optimization/70602
7051 * tree-sra.c (generate_subtree_copies): Don't write anything into
7052 constant pool decls.
7054 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7055 regardless whether there are depend clauses or not.
7057 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7060 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7061 target attribute and pragma from changing the -mfloat128
7062 and -mfloat128-hardware options.
7064 * doc/extend.texi (Additional Floating Types): Document PowerPC
7065 __float128 restrictions.
7067 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7070 * config/aarch64/driver-aarch64.c
7071 (aarch64_get_extension_string_for_isa_flags): New.
7072 (arch_extension): Rename to...
7073 (aarch64_arch_extension): ...This.
7074 (ext_to_feat_string): Rename to...
7075 (aarch64_extensions): ...This.
7076 (aarch64_core_data): Keep track of architecture extension flags.
7077 (cpu_data): Rename to...
7078 (aarch64_cpu_data): ...This.
7079 (aarch64_arch_driver_info): Keep track of architecture extension
7081 (get_arch_name_from_id): Rename to...
7082 (get_arch_from_id): ...This, change return type.
7083 (host_detect_local_cpu): Update and reformat for renames, handle
7084 extensions through common infrastructure.
7086 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7089 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7090 track of a canonical flag name.
7091 (all_extensions): Likewise.
7092 (arch_to_arch_name): Also track extension flags enabled by the arch.
7093 (all_architectures): Likewise.
7094 (aarch64_parse_extension): Move to here.
7095 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7097 (aarch64_rewrite_selected_cpu): Update for above change.
7098 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7099 are handled, such that the single explicit value enabled by an
7100 extension is kept seperate from the implicit values it also enables.
7101 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7103 (aarch64_parse_extension): New.
7104 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7105 here to config/aarch64/aarch64-protos.h.
7106 (aarch64_parse_extension): Move from here to
7107 common/config/aarch64/aarch64-common.c.
7108 (aarch64_option_print): Update.
7109 (aarch64_declare_function_name): Likewise.
7110 (aarch64_start_file): Likewise.
7111 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7112 the canonical flag for extensions.
7113 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7116 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7118 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7121 2016-04-09 Tom de Vries <tom@codesourcery.com>
7123 PR tree-optimization/68953
7124 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7125 first to last subscript.
7127 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7129 PR tree-optimization/70586
7130 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7133 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7137 PR tree-optimization/70373
7141 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7142 clauses for acc parallel reductions as necessary. Error on those
7144 * omp-low.c (scan_sharing_clauses): Don't install variables which
7145 are used in acc parallel reductions.
7146 (lower_rec_input_clauses): Remove dead code.
7147 (lower_oacc_reductions): Add support for reference reductions.
7148 (lower_reduction_clauses): Remove dead code.
7149 (lower_omp_target): Don't remap variables appearing in acc parallel
7151 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7153 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7156 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7157 with multiple SSA_NAME defs, force the outputs other than first
7158 to be live before calling live_track_process_def on each output.
7160 PR rtl-optimization/70574
7161 * fwprop.c (forward_propagate_and_simplify): Don't add
7162 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7163 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7164 paradoxical subregs within *loc.
7166 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7168 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7169 -ftree-parallelize-loops={0,1}.
7170 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7171 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7172 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7173 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7174 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7176 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7179 * asan.c (instrument_derefs): If we get unknown location, extract it
7181 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7183 2016-04-08 Tom de Vries <tom@codesourcery.com>
7185 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7186 implicit firstprivate clause.
7188 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7191 * config/arm/thumb2.md (tst + branch-> lsls + branch
7192 peephole below *orsi_not_shiftsi_si): Require that condition
7193 register is dead after the peephole.
7194 (second peephole after the above): Likewise.
7196 2016-04-08 Alan Modra <amodra@gmail.com>
7199 * builtins.c (fold_builtin_classify): For IBM extended precision,
7200 look at just the high-order double to test for NaN.
7201 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7202 test just the high double for Inf but both doubles for subnormal
7205 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7207 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7208 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7209 node->simdclone->mask_mode != VOIDmode masks.
7210 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7211 earlier, use it instead of node->simdclone.
7212 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7213 Set clonei->mask_mode.
7215 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7218 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7219 Pass it through to cp_parser_already_scoped_statement.
7220 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7221 it through to cp_parser_statement.
7222 (cp_parser_statement): Pass IF_P through to
7223 cp_parser_iteration_statement.
7224 (cp_parser_pragma): Adjust call to
7225 cp_parser_iteration_statement.
7227 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7230 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7231 resolve a future -Wparentheses warning.
7232 * omp-low.c (scan_sharing_clauses): Likewise.
7233 * tree-parloops.c (eliminate_local_variables): Likewise.
7235 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7237 PR rtl-optimization/70398
7238 * lra-constraints.c (process_address_1): Check zero scale and code
7239 for reloading with zero scale.
7241 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7243 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7244 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7246 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7248 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7249 Add support for AVX512F clones, include them by default for
7250 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7251 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7255 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7256 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7257 firstprivate clauses.
7258 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7259 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7260 (lower_omp_target): Set TREE_NO_WARNING for
7261 non-addressable possibly uninitialized vars which are copied into
7262 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7264 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7266 * config/pa/predicates.md (integer_store_memory_operand): Accept
7267 REG+D operands with a large offset when reload_in_progress is true.
7268 (floating_point_store_memory_operand): Likewise.
7270 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7273 * match.pd (nested int casts): Limit to GIMPLE.
7275 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7278 * ipa-devirt.c (maybe_record_node): Fix comment; use
7279 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7281 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7283 PR rtl-optimization/70542
7284 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7285 if there are any uses other than insn or debug insns.
7287 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7288 Jakub Jelinek <jakub@redhat.com>
7290 PR tree-optimization/70509
7291 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7292 Shift HOST_WIDE_INT_1U instead of 1.
7294 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7296 PR tree-optimization/70509
7297 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7298 of the vector base type for index.
7300 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7303 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7305 2016-04-05 Richard Biener <rguenther@suse.de>
7307 PR tree-optimization/70526
7308 * tree-sra.c (build_ref_for_offset): Use prev_base to
7309 extract the alias pointer type.
7311 2016-04-05 Richard Biener <rguenther@suse.de>
7313 * dse.c (struct store_info): Remove alias_set member.
7314 (struct read_info_type): Likewise.
7315 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7316 spill_deleted, clear_alias_set_lookup): Remove.
7317 (get_group_info): Remove dead base == NULL_RTX case.
7318 (dse_step0): Remove initialization of removed variables.
7319 (delete_dead_store_insn): Reomve alias set dumping.
7320 (free_read_records): Remove alias_set handling.
7321 (canon_address): Remove alias_set_out parameter.
7322 (record_store): Remove spill_alias_set, it's always zero.
7323 (check_mem_read_rtx): Likewise.
7324 (dse_step2): Rename from ...
7325 (dse_step2_nospill): ... this. Adjust.
7326 (scan_stores): Rename from ...
7327 (scan_stores_nospill): ... this.
7328 (scan_reads): Rename from ...
7329 (scan_reads_nospill): ... this.
7330 (scan_stores_spill, scan_reads_spill): Remove.
7331 (dse_step3_scan): Remove for_spills argument which is always false.
7332 (dse_step3): Likewise.
7333 (dse_step5): Rename from ...
7334 (dse_step5_nospill): ... this. Remove alias_set handling.
7335 (rest_of_handle_dse): Adjust.
7337 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7340 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7341 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7342 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7343 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7345 2016-04-05 Richard Biener <rguenther@suse.de>
7348 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7349 non-register type temporaries into SSA.
7351 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7354 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7355 calls when sanitizing.
7356 (possible_polymorphic_call_target_p): Fix formatting.
7358 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7359 Jakub Jelinek <jakub@redhat.com>
7362 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7363 to ensure a call statement is compatible with a built-in's
7365 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7368 2016-04-04 Richard Biener <rguenther@suse.de>
7370 PR rtl-optimization/70484
7371 * rtl.h (canon_output_dependence): Declare.
7372 * alias.c (canon_output_dependence): New function.
7373 * dse.c (record_store): Use canon_output_dependence rather
7374 than canon_true_dependence.
7376 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7379 * cgraph.h (symtab_node::copy_visibility_from): New function.
7380 * symtab.c (symtab_node::copy_visibility_from): New function.
7381 * ipa-visibility.c (optimize_weakref): New function.
7382 (function_and_variable_visibility): Use it.
7384 2016-04-04 Martin Liska <mliska@suse.cz>
7387 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7388 value that is really in range handled by SBR instruction.
7389 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7390 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7391 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7393 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7397 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7398 set, but not for SP_REG operands.
7400 2016-04-02 Martin Sebor <msebor@redhat.com>
7403 * fold-const.c (maybe_nonzero_address): New function.
7404 (fold_comparison): Call it. Fold equality and relational
7405 expressions involving null pointers.
7406 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7408 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7410 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7411 the "Y" constraint (scalar FP 0.0 immediate).
7413 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7414 Add the "const_double" to the list of operand constraints.
7416 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7418 PR rtl-optimization/70467
7419 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7420 If low word of the last operand is 0, just emit addition/subtraction
7423 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7426 * config/s390/s390.c (s390_expand_insv): Check for everything
7427 constant instead of just VOIDmode stuff.
7429 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7432 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7434 2016-04-01 Nathan Sidwell <nathan@acm.org>
7436 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7438 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7440 PR rtl-optimization/70461
7441 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7444 2016-03-31 Martin Liska <mliska@suse.cz>
7447 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7448 a tree value or an immediate integer value to a buffer
7449 that is eventually copied to a BRIG section.
7450 (emit_immediate_operand): Call the function here.
7451 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7452 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7453 of class' fields that are removed.
7454 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7455 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7456 m_brig_repr_size fields.
7458 2016-03-31 Martin Liska <mliska@suse.cz>
7461 * hsa-gen.c (hsa_function_representation::update_dominance): New
7463 (convert_addr_to_flat_segment): Likewise.
7464 (gen_hsa_memory_set): New alignment argument.
7465 (gen_hsa_ctor_assignment): Likewise.
7466 (gen_hsa_insns_for_single_assignment): Provide alignment
7467 to gen_hsa_ctor_assignment.
7468 (gen_hsa_insns_for_direct_call): Add new argument.
7469 (expand_lhs_of_string_op): New function.
7470 (expand_string_operation_builtin): Likewise.
7471 (expand_memory_copy): New function.
7472 (expand_memory_set): New function.
7473 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7474 (convert_switch_statements): Change signature.
7475 (generate_hsa): Use a return value of the function.
7476 (pass_gen_hsail::execute): Do not call
7477 convert_switch_statements here.
7478 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7479 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7480 (hsa_function_representation::update_dominance): New function.
7482 2016-03-31 Martin Liska <mliska@suse.cz>
7485 * hsa-brig.c (emit_directive_variable): Emit alignment
7486 according to hsa_symbol::m_align.
7487 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7488 (dump_hsa_symbol): Dump alignment of HSA symbols.
7489 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7490 (gen_hsa_addr_with_align): New function.
7491 (hsa_bitmemref_alignment): Use newly added function.
7492 (gen_hsa_insns_for_load): Likewise.
7493 (gen_hsa_insns_for_store): Likewise.
7494 (gen_hsa_memory_copy): New argument added.
7495 (gen_hsa_insns_for_single_assignment): Respect
7496 alignment for assignments processed via gen_hsa_memory_copy.
7497 (gen_hsa_insns_for_direct_call): Likewise.
7498 (gen_hsa_insns_for_return): Likewise.
7499 (gen_function_def_parameters): Set default alignment.
7500 * hsa.c (hsa_object_alignment): New function.
7501 (hsa_byte_alignment): Pasted function.
7502 * hsa.h (hsa_symbol::m_align): New field.
7504 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7506 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7507 scratch field for goto case.
7509 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7511 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7513 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7516 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7517 (scalar_chain::convert_insn): Call convert_op for reg
7518 moves to handle undefined registers.
7520 2016-03-31 Nathan Sidwell <nathan@acm.org>
7523 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7524 Assert we don't want to move backwards.
7526 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7529 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7531 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7533 PR rtl-optimization/70460
7534 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7535 with operand from REG_LABEL_OPERAND, instead substitute
7536 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7537 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7539 2016-03-31 Martin Liska <mliska@suse.cz>
7541 * passes.c (execute_one_pass): Do not call
7542 todo_after for a discarded function.
7544 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7546 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7547 (no_cost, infinite_cost): Initialize the new field.
7548 (get_computation_cost_at): Record setup cost.
7549 (determine_use_iv_cost_address): Skip cost computation for sub
7550 uses if we can estimate it without losing accuracy.
7552 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7554 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7556 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7557 max_loop_iterations_int.
7558 (tree_unswitch_outer_loop): Likewise.
7559 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7560 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7562 2016-03-30 Richard Biener <rguenther@suse.de>
7565 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7567 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7570 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7571 in gen_blendm expander.
7573 2016-03-30 Nick Clifton <nickc@redhat.com>
7576 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7577 case where we are already provided with an SImode SUBREG.
7579 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7582 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7583 conflict between DRAP register and __builtin_eh_return.
7585 2016-03-30 Michael Matz <matz@suse.de>
7586 Richard Biener <rguenther@suse.de>
7589 * ipa-polymorphic-call.c (struct type_change_info): Change
7590 speculative to an unsigned allowing to limit the work we do.
7591 (csftc_abort_walking_p): New inline function..
7592 (check_stmt_for_type_change): Limit the number of may-defs
7593 skipped for speculative devirtualization to
7594 max-speculative-devirt-maydefs.
7595 * params.def (max-speculative-devirt-maydefs): New param.
7596 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7598 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7601 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7604 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7606 PR tree-optimization/59124
7607 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7608 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7610 2016-03-29 Jeff Law <law@redhat.com>
7612 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7614 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7616 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7619 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7621 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7622 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7623 gcrt0.o if linking dynamically.
7625 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7628 * ipa-devirt.c (methods_equal_p): New function.
7629 (compare_virtual_tables): Use it.
7630 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7631 * cgraphclones.c (clone_function_name_1): Use
7632 symbol_table::symbol_suffix_separator.
7633 * coverage.c (build_var): Likewise.
7634 * symtab.c (symbol_table::symbol_suffix_separator): New.
7636 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7638 PR rtl-optimization/70429
7639 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7640 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7641 mode != result_mode.
7644 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7646 PR tree-optimization/70405
7647 * ssa-iterators.h (num_imm_uses): Add missing braces.
7649 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7651 PR rtl-optimization/68695
7652 * ira-color.c (allocno_copy_cost_saving): New.
7653 (improve_allocation): Use it.
7655 2016-03-29 Richard Henderson <rth@redhat.com>
7658 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7660 2016-03-29 Richard Biener <rguenther@suse.de>
7663 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7664 use alignment returned by get_pointer_alignment_1 if it is
7665 bigger than BITS_PER_UNIT.
7666 * builtins.c (get_pointer_alignment_1): Do not return true
7667 for alignment extracted from SSA info.
7669 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7671 * config/ft32/ft32.opt (mnodiv): New.
7672 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7673 * doc/invoke.texi (FT32 Options -mnodiv): New.
7675 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7678 * config/i386/i386.md (define_split, andn): Fix modes.
7680 2016-03-26 Richard Biener <rguenther@suse.de>
7681 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7684 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7686 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7687 as 2nd argument to cl_optimization_restore().
7689 2016-03-25 Richard Henderson <rth@redhat.com>
7692 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7693 * config/aarch64/aarch64-protos.h: Declare it.
7694 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7696 2016-03-25 Alan Modra <amodra@gmail.com>
7699 * config/rs6000/constraints.md (j): Simplify.
7700 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7702 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7703 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7704 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7705 in all constraint alternatives.
7706 (movtd_64bit_nodm): Delete "j" constraint alternative.
7708 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7710 * tree-ssa-propagate.c: Enhance docs for
7711 SSA_PROP_NOT_INTERESTING.
7713 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7715 * doc/extend.texi: Fix typo in documentation to pure attribute.
7717 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7720 * config/pa/pa.md (bswapdi2): Use a scratch register.
7722 2016-03-24 Richard Henderson <rth@redhat.com>
7725 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7728 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7730 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7731 using ix86_expand_binary_operator instead of gen_andsi3.
7733 2016-03-24 Richard Biener <rguenther@suse.de>
7735 PR tree-optimization/70396
7736 * tree-vect-stmts.c (vectorizable_comparison): Use
7737 get_vectype_for_scalar_type.
7739 2016-03-24 Richard Biener <rguenther@suse.de>
7742 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7743 with register bases.
7745 2016-03-24 Richard Biener <rguenther@suse.de>
7747 PR tree-optimization/70372
7748 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7749 build_all_ones_cst to also handle vector types correctly.
7751 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7754 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7757 2016-03-23 Marek Polacek <polacek@redhat.com>
7760 * doc/invoke.texi: Document -Wignored-attributes.
7762 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7764 PR tree-optimization/69042
7765 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7766 parameter from 30 to 40.
7768 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7770 PR tree-optimization/69042
7771 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7772 for use with constant offset stripped in base.
7774 2016-03-23 Richard Biener <rguenther@suse.de>
7777 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7778 mode compatibility check.
7779 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7781 2016-03-23 Jeff Law <law@redhat.com>
7783 PR tree-optimization/64058
7784 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7786 (struct ssa_conflicts): Move up earlier in the file.
7787 (conflicts_, var_map_): New static variables.
7788 (initialize_conflict_count): New function to initialize the
7789 CONFLICT_COUNT field for each conflict pair.
7790 (compare_pairs): Lazily initialize the conflict count and use it
7791 as the first tie-breaker.
7792 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7793 and wipe conflicts_ and map_ around the call to qsort. Remove
7794 special case for 2 coalesce pairs.
7795 * bitmap.c (bitmap_count_unique_bits): New function.
7796 (bitmap_count_bits_in_word): New function, extracted from
7798 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7799 * bitmap.h (bitmap_count_unique_bits): Declare it.
7801 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7804 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7805 transparent alias chain for decl assembler name.
7806 * config/sol2.c (solaris_assemble_visibility): Likewise.
7808 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7810 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7812 (v10_fdivs): Likewise.
7813 (v10_fdivd): Likewise.
7815 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7818 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7819 to not call fclose twice on file.
7821 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7823 PR tree-optimization/70354
7824 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7825 oprnd0 is wider than oprnd1 and there is a cast from the wider
7826 type to oprnd1, mask it with the mask of the narrower type.
7829 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7830 Optimize TARGET_STV splitters, if high or low word of last argument
7833 2016-03-22 Jeff Law <law@redhat.com>
7836 tree-ssa-threadbackward.c
7837 (fsm_find_control_statement_thread_paths): Correctly distinguish
7838 between old style jump threads vs FSM jump threads.
7840 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7843 * config/i386/i386.c (scalar_chain::convert_op): Support
7844 uninitialized register usage case.
7846 2016-03-22 Richard Biener <rguenther@suse.de>
7849 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7851 (capture::gen_transform): ... to change behavior when substituting
7852 a condition into cond or not-cond expr context.
7853 (dt_simplify::gen_1): Adjust.
7854 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7855 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7856 last change and instead change to
7857 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7858 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7860 2016-03-22 Anthony Green <green@moxielogic.com>
7862 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7863 issue for moxiebox targets.
7864 (CC1PLUS_SPEC): Ditto.
7866 2016-03-22 Richard Biener <rguenther@suse.de>
7869 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7872 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7874 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7876 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7879 * config/i386/i386.c (def_builtin): Handle
7880 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7882 (const struct builtin_description bdesc_special_args[]):
7883 Remove duplicate ISA bits.
7885 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7888 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7889 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7890 in a way that works also for AVX512BW.
7893 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7894 instead of source if operands[1] is xmm16 and above and
7895 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7896 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7899 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7900 on assign if (*from_p) is a comparison, set it to
7901 TREE_NO_WARNING (*from_p).
7903 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7906 * lra.c (restore_scratches): Ignore deleted insns.
7908 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7909 Jakub Jelinek <jakub@redhat.com>
7911 PR tree-optimization/70317
7912 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7915 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7918 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7919 of ix86_expand_move.
7921 (movti): Use general_operand for operand 1 predicate.
7923 2016-03-21 Martin Liska <mliska@suse.cz>
7925 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7927 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7929 2016-03-21 Martin Liska <mliska@suse.cz>
7932 * ipa-icf.c (sem_function::parse): Skip static
7933 constructors and destructors.
7935 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7938 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7939 function-like macro, peek following token(s) if it is followed
7940 by CPP_OPEN_PAREN token with optional padding in between, and
7941 if not, don't treat it like a macro.
7943 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7944 Alexander Monakov <amonakov@ispras.ru>
7946 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7947 for the stabs debug format.
7949 2016-03-21 Richard Biener <rguenther@suse.de>
7951 PR tree-optimization/70310
7952 * tree-vect-generic.c (expand_vector_condition): Fold the built
7955 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
7958 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
7959 Block third alternative for AVX-512VL target,
7961 2016-03-21 Martin Liska <mliska@suse.cz>
7964 * hsa-brig.c (emit_function_directives): Mark unemitted
7965 global variables for emission.
7966 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
7967 (get_symbol_for_decl): Likewise.
7968 * hsa.h (struct hsa_symbol): New flag.
7970 2016-03-21 Richard Biener <rguenther@suse.de>
7972 PR tree-optimization/70288
7973 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
7974 we do not estimate unsimplified all-constant conditionals or
7975 switches as optimized away.
7977 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
7979 PR rtl-optimization/69102
7980 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
7981 when we have a readonly dependency context.
7983 2016-03-18 Jeff Law <law@redhat.com>
7985 PR rtl-optimization/70263
7986 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
7987 (update_equiv_regs): When trying to move a store to after the insn
7988 that sets the source of the store, make sure the store occurs after
7989 the insn that sets the source of the store. When successful note
7990 the REG_EQUIV note created in the dump file.
7992 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
7993 Bernd Schmidt <bschmidt@redhat.com>
7995 * doc/extend.texi: Document more potential problems with basic asms.
7997 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
7999 PR rtl-optimization/70278
8000 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8003 2016-03-18 Jason Merrill <jason@redhat.com>
8005 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8007 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8009 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8010 values to 128b regs.
8012 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8014 PR tree-optimization/70252
8015 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8016 boolean vector has a proper number of elements.
8017 (supportable_narrowing_operation): Likewise.
8019 2016-03-18 Tom de Vries <tom@codesourcery.com>
8022 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8024 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8026 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8027 instead of replace_rtx for DEBUG_INSNs.
8029 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8031 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8032 load type reservations.
8034 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8037 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8038 define_constraint for "Q" and "T" constraints.
8040 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8042 Tweak the pipeline model for Exynos M1
8044 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8047 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8050 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8051 where one or both locations aren't within a line_map.
8053 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8056 * opts.c (finish_options): Don't set flag_pie to the default if
8057 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8060 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8062 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8063 true as ALL_REGS argument to replace_rtx.
8065 2016-03-17 Richard Biener <rguenther@suse.de>
8068 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8071 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8074 * rtl.h (replace_rtx): Add ALL_REGS argument.
8075 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8076 equality and assert mode is the same, instead of just rtx pointer
8078 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8079 true as ALL_REGS argument to replace_rtx.
8081 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8083 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8084 for boolean vector with vector mode only.
8085 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8087 2016-03-17 Nick Clifton <nickc@redhat.com>
8090 * config/rx/rx.c (rx_print_integer): Print negative constants in
8093 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8096 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8098 2016-03-16 Richard Henderson <rth@redhat.com>
8099 Richard Biener <rguenth@suse.de>
8104 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8105 first operand as is_gimple_condexpr.
8110 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8111 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8112 Do not gimplify the result.
8113 (do_unop): Adjust call to tree_vec_extract.
8114 (do_binop): Likewise.
8115 (do_compare): Likewise.
8116 (do_plus_minus): Likewise.
8117 (do_negate): Likewise.
8118 (expand_vector_condition): Likewise.
8119 (do_cond): Likewise.
8121 2016-03-16 Richard Henderson <rth@redhat.com>
8124 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8125 (aarch64_classify_address): Use it.
8126 (aarch64_legitimize_address): Force all subexpressions of PLUS
8127 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8129 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8130 Richard Biener <rguenth@suse.de>
8133 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8134 return to even if only REGNO is equal, and assert
8137 2016-03-11 Jeff Law <law@redhat.com>
8139 PR rtl-optimization/70224
8140 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8142 2016-03-16 Richard Henderson <rth@redhat.com>
8145 * function.h (struct function): Add has_forced_label_in_static.
8146 * gimplify.c (force_labels_r): Set it.
8147 * lto-streamer-in.c (input_struct_function_base): Read it.
8148 * lto-streamer-out.c (output_struct_function_base): Write it.
8149 * tree-inline.c (has_label_address_in_static_1): Remove.
8150 (copy_forbidden): Remove fndecl parameter; test
8151 has_forced_label_in_static.
8152 (inline_forbidden_p): Update call to copy_forbidden.
8153 (tree_versionable_function_p): Likewise.
8154 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8155 (chkp_versioning): Likewise.
8156 * tree-inline.h (copy_forbidden): Update decl.
8158 2016-03-16 Marek Polacek <polacek@redhat.com>
8161 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8162 function being thunked if the result type doesn't have fixed size.
8163 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8164 doesn't have fixed size.
8166 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8168 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8169 reporting malformed loop nest.
8171 2016-03-16 Tom de Vries <tom@codesourcery.com>
8174 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8175 nodes.length () == 1 test to before first nodes[0] access.
8177 2016-03-16 Tom de Vries <tom@codesourcery.com>
8179 PR tree-optimization/68715
8180 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8183 2016-03-16 Tom de Vries <tom@codesourcery.com>
8185 PR tree-optimization/68809
8186 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8189 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8190 Sandra Loosemore <sandra@codesourcery.com>
8192 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8193 on leaf attribute. Mention ELF interposition problems.
8195 2016-03-16 Alan Modra <amodra@gmail.com>
8197 PR rtl-optimization/69195
8198 PR rtl-optimization/47992
8199 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8202 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8205 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8207 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8209 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8211 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8213 PR rtl-optimization/70222
8214 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8215 optimization if mode is different from result_mode, queue up masking
8216 of the result in outer_op. Formatting fix.
8219 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8222 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8224 PR rtl-optimization/69032
8225 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8226 looping backwards over basic block insns.
8228 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8231 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8232 to non-speculative when propagating trap bits.
8234 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8236 PR rtl-optimization/63384
8237 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8240 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8243 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8244 factored out from ...
8245 (sched_analyze_insn): ... here.
8246 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8247 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8248 get_implicit_reg_pending_clobbers in it.
8249 (setup_id_reg_sets): Use setup_id_implicit_regs.
8250 (deps_init_id): Ditto.
8252 2016-03-15 Tom de Vries <tom@codesourcery.com>
8255 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8257 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8258 execute_function_dump.
8259 (execute_one_pass): Don't dump function if it will be dumped after ipa
8262 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8264 * genrecog.c (match_pattern_2): If pred is NULL don't call
8265 safe_predicate_mode on it.
8267 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8270 * lra-constraints.c (delete_move_and_clobber): Change assertion
8271 to also allow dregno == 0.
8273 2016-03-14 Richard Henderson <rth@redhat.com>
8276 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8277 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8278 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8279 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8282 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8285 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8287 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8289 * lra-constraints.c (split_reg): For hard regs, try to find the
8290 biggest single-register mode used in the function.
8292 2016-03-14 Richard Biener <rguenther@suse.de>
8294 PR tree-optimization/56365
8295 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8296 constants to compare against.
8298 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8301 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8302 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8303 (define_split for the GPR case): Use int_reg_operand instead of
8304 gpc_reg_operand for the output.
8306 2016-03-14 Tom de Vries <tom@codesourcery.com>
8308 PR tree-optimization/70045
8309 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8310 create_empty_if_region_on_edge argument.
8312 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8314 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8315 (STACK_CHECK_PROTECT): Likewise.
8316 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8317 (STACK_CHECK_PROTECT): Likewise.
8318 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8319 (STACK_CHECK_PROTECT): Likewise.
8320 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8321 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8322 (STACK_CHECK_PROTECT): Likewise.
8324 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8326 PR rtl-optimization/69307
8327 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8328 registers in modes that span more than one register.
8330 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8333 * lra-constraints.c (delete_move_and_clobber): New.
8334 (remove_inheritance_pseudos): Use it.
8336 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8339 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8340 the libcall is LCT_THROW.
8341 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8342 for the checking routine.
8344 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8347 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8348 optimization if we have direct move.
8349 (roundu32<mode>2_fprs): Likewise.
8351 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8354 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8356 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8357 Arguments swapped. All callers changed. Take reg_renumber into
8358 account, and Calculate and compare register ranges for hard regs.
8360 2016-03-11 Jeff Law <law@redhat.com>
8362 PR tree-optimization/70190
8363 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8364 Handle cases where we can not extract the taken edge, even though we
8365 found a constant value.
8367 PR tree-optimization/64058
8368 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8369 (num_coalesce_pairs): Move up earlier in file.
8370 (find_coalesce_pair): Initialize the INDEX field for each pair
8372 (compare_pairs): No longer sort on the elements in each pair.
8373 Instead break ties with the index of the coalesce pair.
8375 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8378 * config/aarch64/aarch64-protos.h
8379 (aarch64_save_restore_target_globals): New prototype.
8380 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8381 Call the above when popping pragma.
8382 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8384 (aarch64_set_current_function): Rewrite using the above.
8386 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8388 PR tree-optimization/70177
8389 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8390 (extract_ops_from_tree): ... this. In the 2 argument
8391 overload remove _1 suffix.
8392 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8393 (extract_ops_from_tree): ... this.
8394 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8396 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8397 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8398 extract_ops_from_tree instead of 2 operand one.
8400 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8402 PR tree-optimization/70013
8403 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8404 for constant-pool entries.
8406 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8408 PR rtl-optimization/70174
8409 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8410 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8412 PR tree-optimization/70169
8413 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8414 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8417 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8418 Jakub Jelinek <jakub@redhat.com>
8421 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8422 of uninitialized values.
8424 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8426 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8428 ("*trunctddd2"): New pattern definition.
8429 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8432 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8434 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8435 definitions for BFP and DFP rounding modes.
8436 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8437 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8438 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8439 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8442 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8444 * config/s390/constraints.md: Adjust comment.
8445 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8446 s390_decompose_addrstyle_without_index.
8447 * config/s390/predicates.md (shift_count_or_setmem_operand):
8448 Rename to setmem_operand.
8449 * config/s390/s390-protos.h
8450 (s390_decompose_shift_count): Rename to
8451 s390_decompose_addrstyle_without_index.
8452 * config/s390/s390.c (s390_decompose_shift_count)
8453 (s390_mem_constraint, print_shift_count_operand)
8454 (print_operand_address, print_operand): Rename
8455 s390_decompose_shift_count to
8456 s390_decompose_addrstyle_without_index and rename
8457 print_shift_count_operand to print_addrstyle_operand troughout the
8459 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8460 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8461 Rename shift_count_or_setmem_operand to setmem_operand.
8462 * config/s390/vx-builtins.md ("vec_insert<mode>")
8463 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8466 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8469 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8470 Handle overlapping retval and newval.
8472 2016-03-10 Nick Clifton <nickc@redhat.com>
8475 * config/aarch64/aarch64.c
8476 (aarch64_override_options_after_change_1): When forcing
8477 flag_omit_frame_pointer to be true, use a special value that can
8478 be detected if this function is called again, thus preventing
8479 flag_omit_leaf_frame_pointer from being forced to be false.
8481 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8483 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8484 Set x_flag_omit_leaf_frame_pointer when handling
8485 -momit-leaf-frame-pointer.
8487 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8490 * cgraph.c (cgraph_node::dump): Dump split_part and
8491 indirect_call_target.
8492 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8493 * ipa.c (has_addr_references_p): Cleanup.
8494 (is_indirect_call_target_p): New.
8495 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8496 called indirectly as local.
8497 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8499 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8502 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8503 on cxa_pure_virtual.
8505 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8508 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8510 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8513 * tree.c (need_assembler_name_p): Only record main variant type names.
8515 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8518 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8519 Always define to 0 or 1.
8520 (TARGET_FIX_ERR_A53_843419): New macro.
8521 * config/aarch64/aarch64-elf-raw.h
8522 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8523 * config/aarch64/aarch64-linux.h: Likewise.
8524 * config/aarch64/aarch64.c
8525 (aarch64_override_options_after_change_1): Do not default
8526 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8528 (aarch64_attributes): Handle fix-cortex-a53-843419.
8529 (aarch64_can_inline_p): Likewise.
8530 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8532 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8533 Jakub Jelinek <jakub@redhat.com>
8535 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8536 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8537 DECL_COMMONS if flag_unconstrained_commons is set.
8538 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8539 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8540 (funconstrained-commons): Document.
8542 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8544 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8545 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8547 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8549 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8550 has a proper number of elements.
8552 2016-03-10 Alan Modra <amodra@gmail.com>
8554 PR rtl-optimization/69195
8555 PR rtl-optimization/47992
8556 * ira.c (recorded_label_ref): Delete.
8557 (update_equiv_regs): Return void.
8558 (indirect_jump_optimize): New function.
8559 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8560 before regstat_compute_ri. Don't rebuild_jump_labels here.
8561 Delete update_regstat.
8563 2016-03-10 Richard Biener <rguenther@suse.de>
8565 PR tree-optimization/70128
8566 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8567 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8569 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8571 PR tree-optimization/70152
8572 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8573 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8576 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8577 instead of gen_sse2_loadlpd.
8578 * config/i386/sse.md (*vec_concatv2df): Rename to...
8579 (vec_concatv2df): ... this.
8581 PR tree-optimization/70127
8582 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8584 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8588 * diagnostic-show-locus.c (compatible_locations_p): New function.
8589 (layout::layout): Sanitize ranges using compatible_locations_p.
8591 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8595 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8596 location_range param with three const expanded_locations * and a
8598 (layout::layout): Replace call to
8599 rich_location::lazily_expand_location with get_expanded_location.
8600 Extract the range and perform location expansion here, passing
8601 the results to the layout_range ctor.
8602 * diagnostic.c (source_range::debug): Delete.
8603 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8604 of rich_location::get_expanded_location.
8605 * gcc-rich-location.c (get_range_for_expr): Delete.
8606 (gcc_rich_location::add_expr): Reimplement to avoid the
8607 rich_location::add_range overload that took a location_range,
8608 passing a location_t instead.
8610 2016-03-09 Richard Biener <rguenther@suse.de>
8611 Jakub Jelinek <jakub@redhat.com>
8613 PR tree-optimization/70138
8614 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8615 Also skip vect_double_reduction_def.
8617 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8620 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8621 if the operand is "m".
8623 2016-03-09 Nathan Sidwell <nathan@acm.org>
8625 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8627 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8629 * config/i386/i386.c (processor_target_table): Fix cost table
8630 intialization order for znver1.
8632 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8634 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8635 - becuase -> because.
8636 * ipa-reference.c (ignore_module_statics): Likewise.
8637 * cgraph.c (cgraph_node::get_body): Likewise.
8638 * ipa-inline.c (early_inliner): Likewise.
8639 * ipa-devirt.c (types_same_for_odr): Likewise.
8640 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8641 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8643 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8645 * tree-ssa-math-opts.c: Fix typo in comment.
8647 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8650 * config/i386/i386.c (scalar_chain::make_vector_copies,
8651 scalar_chain::convert_reg): Call end_sequence in between
8652 get_insns and emit_conversion_insns rather than after both
8655 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8658 * config/i386/i386.h (machine_function): Add
8659 pc_thunk_call_expanded flag.
8660 (ix86_pc_thunk_call_expanded): New define.
8661 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8662 (*set_got): Rename insn pattern from set_got.
8663 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8664 * config/i386/i386.c (ix86_compute_frame_layout): Use
8665 ix86_pc_thunk_call_expanded to prevent red-zone.
8667 2016-03-07 Martin Jambor <mjambor@suse.cz>
8669 * hsa.h (hsa_get_ctor_statements): Declare.
8670 (hsa_get_dtor_statements): Likewise.
8671 (hsa_get_kernel_dispatch_type): Likewise.
8672 * hsa.c (hsa_get_ctor_statements): New function.
8673 (hsa_get_dtor_statements): Likewise.
8674 (hsa_get_kernel_dispatch_type): Likewise.
8675 * hsa-brig.c (hsa_cdtor_statements): Removed.
8676 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8677 hsa_get_dtor_statements.
8678 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8679 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8681 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8683 * config/arm/arm-cores.def (cortex-r8): New.
8684 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8685 * config/arm/arm-tune.md: Likewise.
8686 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8688 2016-03-07 Martin Sebor <msebor@redhat.com>
8690 PR rtl-optimization/19705
8691 * doc/invoke.texi (Options That Control Optimization): Clarify
8692 -fno-branch-count-reg.
8694 2016-02-26 Richard Biener <rguenther@suse.de>
8695 Jeff Law <law@redhat.com>
8697 PR tree-optimization/69740
8698 * cfghooks.c (remove_edge): Request loop fixups if we delete
8699 an edge that might turn an irreducible loop into a natural
8701 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8702 Move after definition of loops_state_clear.
8704 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8706 PR rtl-optimization/69052
8707 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8710 2016-03-07 Tom de Vries <tom@codesourcery.com>
8712 PR tree-optimization/70116
8713 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8714 is_tm_ending stmts and ubsan/asan internal functions.
8715 (find_duplicate): Use it. Don't test is_tm_ending here.
8717 2016-03-07 Richard Biener <rguenther@suse.de>
8719 PR tree-optimization/70115
8720 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8721 (propagate_constants_for_unrolling): Use replace_uses_by.
8723 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8726 * omp-low.c (struct oacc_loop): Add ifns.
8727 (new_oacc_loop_raw): Initialize it.
8728 (finish_oacc_loop): Clear mask & flags if no ifns.
8729 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8730 (oacc_loop_xform_loop): Add ifns arg & adjust.
8731 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8733 2016-03-07 Richard Henderson <rth@redhat.com>
8736 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8737 (insert_value_copy_on_edge): Likewise.
8739 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8741 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8743 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8746 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8748 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8750 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8752 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8754 Fix sseimul type attribute.
8755 * config/i386/znver1.md
8756 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8757 znver1_sseimul_avx256_load) : Fix the type attribute.
8758 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8759 pipe usage and latency.
8761 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8764 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8765 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8768 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8771 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8773 PR rtl-optimization/69941
8774 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8775 the reg share its mode.
8777 2016-03-04 Jeff Law <law@redhat.com>
8779 PR tree-optimization/69196
8780 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8781 If the both SSA_NAMEs are anonymous, then consider them unassociated
8782 and include the PHI in the statement count.
8784 2016-03-05 Tom de Vries <tom@codesourcery.com>
8786 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8787 construct in oacc routine. Check for oacc region in oacc routine.
8789 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8792 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8793 2016-02-22 changes, instead don't recurse if RECUR is already true.
8794 Don't change *dynamic_check if RECUR. Adjust recursive caller
8795 to pass true to the new argument.
8796 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8799 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8800 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8802 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8804 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8806 PR rtl-optimization/57676
8807 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8810 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8812 * tree-vect-patterns.c (search_type_for_mask): Handle
8813 comparison of booleans.
8815 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8817 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8821 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8822 all other ops that have dw_val_class_die_ref operands,
8823 and DW_OP_GNU_entry_value.
8825 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8827 PR rtl-optimization/69904
8828 * config/arm/arm.c (arm_cannot_copy_insn_p):
8829 Return true for load-exclusive instructions.
8831 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8834 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8835 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8836 the pattern no matter if it is used just by non-pattern, pattern
8838 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8839 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8840 oprnd1 def_stmt is in pattern, don't look through it.
8842 2016-03-03 Marek Polacek <polacek@redhat.com>
8845 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8847 2016-03-03 Martin Liska <mliska@suse.cz>
8849 PR tree-optimization/70043
8850 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8851 previous statement if we see a debug statement.
8853 2016-03-03 Richard Biener <rguenther@suse.de>
8855 PR tree-optimization/55936
8856 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8857 parameter and guard unsafe equivalence use.
8858 (vrp_evaluate_conditional_warnv_with_ops): Always use
8859 safe equivalences but not via the quadratic compare_names
8862 2016-03-03 Michael Collison <michael.collison@linaro.org>
8865 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8866 for operand 1 to s_register_operand. Change predicate for operand
8867 2 to arm_not_immediate_operand.
8869 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8871 * doc/tm.texi: Regenerated.
8873 2016-03-02 Richard Henderson <rth@redhat.com>
8876 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8877 simplification when all args are positive non-fixed registers.
8879 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8881 * target.def (lra_p): Specify that new ports should use LRA.
8883 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8886 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8887 gimplify_type_sizes the type they refer to.
8888 (omp_notice_variable): Handle reference vars to VLAs.
8889 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8890 reference to VLA decls in the second pass instead of first pass.
8892 2016-03-02 Tom de Vries <tom@codesourcery.com>
8894 PR tree-optimization/68659
8895 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8896 new_expr == NULL_TREE.
8897 (get_new_name): Handle ADDR_EXPR.
8899 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8901 PR rtl-optimization/69052
8902 * loop-invariant.c (canonicalize_address): New function.
8903 (inv_can_prop_to_addr_use): Check validity of address expression
8904 which is canonicalized by above function.
8906 2016-03-02 Alan Modra <amodra@gmail.com>
8909 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8912 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8915 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8916 (*movhi_internal): Put mask moves from and to memory separately
8917 from moves from/to GPRs.
8919 2016-03-02 Richard Biener <rguenther@suse.de>
8921 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8922 GENERIC expressions in GIMPLE.
8924 2016-03-02 Richard Biener <rguenther@suse.de>
8926 * config/i386/i386.c (type_natural_mode): Fix typo.
8928 2016-03-02 Nick Clifton <nickc@redhat.com>
8930 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8932 2016-03-02 Richard Biener <rguenther@suse.de>
8933 Uros Bizjak <ubizjak@gmail.com>
8936 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8938 2016-03-02 Richard Biener <rguenther@suse.de>
8941 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8943 2016-03-02 Marek Polacek <polacek@redhat.com>
8946 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8947 "is promoted to" warning.
8949 2016-03-01 DJ Delorie <dj@redhat.com>
8951 * config.gcc: Deprecate mep-*.
8953 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
8956 * lra-constraints.c (regno_val_use_in): New.
8957 (match_reload): Use it instead of regno_use_in.
8959 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8961 PR rtl-optimization/70007
8962 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
8963 references present in REG_EQUAL notes attached to non-SET patterns.
8965 2016-03-01 Jeff Law <law@redhat.com>
8967 PR tree-optimization/69196
8968 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8969 Appropriately clamp the number of statements to copy when the
8970 thread path does not traverse a loop backedge.
8972 PR tree-optimization/69196
8973 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8974 Do count some PHIs in the thread path against the insn count. Decrease
8975 final statement count by one as the control statement in the last
8976 block will get removed. Remove special cased code for handling PHIs
8979 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
8982 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
8983 asm dialect alternatives to explicit GOTPCREL calls.
8985 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
8988 * ira.c (do_reload): Issue warning for generic stack checking here...
8989 * reload1.c (reload): ...instead of here and streamline it.
8991 2016-03-01 Nick Clifton <nickc@redhat.com>
8993 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
8995 2016-03-01 Richard Biener <rguenther@suse.de>
8997 PR tree-optimization/69983
8998 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
8999 types and fall back to operand_equal_p.
9001 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9004 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9006 * config/s390/constraints.md ("jm8"): New constraint.
9007 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9009 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9011 ("*setmem_long<setmem_and>"): New pattern.
9012 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9014 ("*setmem_long_31z<setmem_and>"): New pattern.
9015 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9016 New substitution rules with the required attributes.
9019 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9022 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9024 * gensupport.c (process_substs_on_one_elem): Split loop to
9025 complete mark_operands_used_in_match_dup on all expressions in the
9027 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9028 and remove function.
9030 2016-03-01 Richard Biener <rguenther@suse.de>
9033 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9034 vector BIT_FIELD_REF extract.
9036 2016-03-01 Richard Biener <rguenther@suse.de>
9038 PR tree-optimization/69994
9039 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9041 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9043 PR tree-optimization/69956
9044 * tree-vect-stmts.c (supportable_widening_operation): Support
9045 multi-step conversion of boolean vectors.
9046 (supportable_narrowing_operation): Likewise.
9048 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9050 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9053 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9055 * config/s390/subst.md (DSI_VI): New mode iterator.
9056 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9057 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9058 the insn definition.
9059 ("*vec_set<mode>"): Change predicate and add alternative to
9060 support only either register or const_int operands as element
9062 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9064 ("vec_extract<mode>"): New expander.
9065 ("*vec_extract<mode>"): New insn definition supporting reg and
9066 const_int element selectors.
9067 ("*vec_extract<mode>_plus"): New insn definition supporting
9068 reg+const_int element selectors.
9069 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9070 following expander+insn definition.
9071 ("<vec_shifts_name><mode>3"): New expander.
9072 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9074 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9076 * config/s390/s390.md ("*tabort_1"): Change predicate to
9077 nonmemory_operand. Add a second alternative to cover
9078 register as well as const int operands.
9079 ("*tabort_1_plus"): New pattern definition.
9081 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9083 * config/s390/s390.md ("*ashrdi3_cc_31")
9084 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9085 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9086 Merge insn definitions into ...
9087 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9088 New pattern definition.
9089 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9090 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9091 ("*ashr<mode>3_and"): Merge insn definitions into ...
9092 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9093 New pattern definition.
9094 * config/s390/subst.md ("addr_style_op_cc_subst")
9095 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9096 substitutions patterns plus attributes.
9097 Add ashiftrt to SUBST iterator.
9099 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9101 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9102 op2 to nonmemory_operand.
9103 ("*<shift>di3_31", "*<shift>di3_31_and"):
9104 Merge into single pattern definition ...
9105 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9106 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9107 pattern definition ...
9108 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9109 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9112 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9114 * config/s390/predicates.md (const_int_6bitset_operand): New
9116 * config/s390/s390.md: Include subst.md.
9117 ("rotl<mode>3"): New expander.
9118 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9120 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9121 * config/s390/subst.md: New file.
9123 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9125 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9126 Remove RRR type. It doesn't really exist.
9127 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9129 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9130 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9131 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9132 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9133 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9134 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9135 `enabled' attribute.
9137 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9139 * gensupport.c (process_substs_on_one_elem): Split loop to
9140 complete mark_operands_used_in_match_dup on all expressions in the
9142 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9143 and remove function.
9145 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9148 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9149 (CEIL_NWORDS): ...this. Use CEIL macro.
9150 (compute_fp_layout): Adjust to above renaming.
9151 (function_arg_union_value): Likewise.
9152 (sparc_arg_partial_bytes): Likewise.
9153 (sparc_function_arg_advance): Likewise.
9155 2016-02-29 Jeff Law <law@redhat.com>
9157 PR tree-optimization/70005
9158 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9159 where an object with a boolean range is compared against a value
9162 PR tree-optimization/69999
9163 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9164 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9167 2016-02-29 Richard Biener <rguenther@suse.de>
9169 PR tree-optimization/69994
9170 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9171 (get_unary_op): Look through nop conversions.
9172 (ops_equal_values_p): New function, look for equality diregarding
9174 (eliminate_plus_minus_pair): Use ops_equal_values_p
9175 (repropagate_negates): Do not use get_unary_op here.
9177 2016-02-29 Martin Liska <mliska@suse.cz>
9179 * system.h: Poison ENABLE_CHECKING macro.
9181 2016-02-29 Martin Liska <mliska@suse.cz>
9183 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9184 is presented in dump flags.
9185 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9186 (hsa_regalloc): Likewise.
9188 2016-02-19 Richard Biener <rguenther@suse.de>
9190 PR tree-optimization/69980
9191 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9192 permutation of those we need to keep.
9194 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9197 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9198 (NWORDS_UP): ...this
9199 (init_cumulative_args): Minor tweaks.
9200 (sparc_promote_function_mode): Likewise.
9201 (scan_record_type): Delete.
9202 (traverse_record_type): New function template.
9203 (classify_data_t): New structure type.
9204 (classify_registers): New inline function.
9205 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9206 exhausted. Instantiate traverse_record_type on classify_registers and
9207 deal with the case of a structure passed in slot #15 with no FP field
9209 (assign_data_t): New structure type.
9210 (compute_int_layout): New static function.
9211 (compute_fp_layout): Likewise.
9212 (count_registers): New inline function.
9213 (assign_int_registers): New static function.
9214 (assign_fp_registers): Likewise.
9215 (assign_registers): New inline function.
9216 (function_arg_record_value_1): Delete.
9217 (function_arg_record_value_2): Likewise.
9218 (function_arg_record_value_3): Likewise.
9219 (function_arg_record_value): Adjust to above changes. Instantiate
9220 traverse_record_type on count_registers to first count the number of
9221 registers to be used and then on assign_registers to assign them.
9222 (function_arg_union_value): Adjust to above renaming.
9223 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9224 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9225 case of a structure passed in slot #15
9226 (sparc_function_arg_advance): Likewise.
9227 (function_arg_padding): Minor tweak.
9229 2016-02-29 Richard Biener <rguenther@suse.de>
9231 PR tree-optimization/69720
9232 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9233 the adjustment_def path for possibly vectorized defs.
9234 (vect_create_epilog_for_reduction): Handle vectorized initial
9237 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9239 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9241 2016-02-27 Jeff Law <law@redhat.com>
9244 2016-02-26 Richard Biener <rguenther@suse.de>
9245 Jeff Law <law@redhat.com>
9247 PR tree-optimization/69740
9248 * cfghooks.c (remove_edge): Request loop fixups if we delete
9249 an edge that might turn an irreducible loop into a natural
9252 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9254 PR rtl-optimization/69896
9255 * tree-vect-generic.c (get_compute_type): Avoid single element
9258 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9260 Rename the AArch64 tuning option and related functions to enable the
9261 Newton series for the reciprocal square root to reflect its
9262 approximative characteristic.
9264 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9265 function to "aarch64_emit_approx_rsqrt".
9266 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9267 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9268 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9269 (xgene1_tunings): Likewise.
9270 (use_rsqrt_p): Likewise.
9271 (aarch64_emit_swrsqrt): Use new function name.
9272 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9273 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9274 text explaining this option.
9275 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9277 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9280 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9281 complain about -mallow-movmisalign without -mvsx if
9282 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9284 2016-02-26 Joel Sherrill <joel@rtems.org>
9286 * config.gcc: Add x86_64-*-rtems*.
9287 * config/i386/rtems-64.h: New file.
9289 2016-02-26 Joel Sherrill <joel@rtems.org>
9291 * config.gcc: Add aarch64-*-rtems*.
9292 * config/aarch64/rtems.h: New file.
9294 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9297 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9298 shift amount using %h. Add comment.
9300 2016-02-26 Richard Biener <rguenther@suse.de>
9301 Jeff Law <law@redhat.com>
9303 PR tree-optimization/69740
9304 * cfghooks.c (remove_edge): Request loop fixups if we delete
9305 an edge that might turn an irreducible loop into a natural
9308 2016-02-26 Martin Jambor <mjambor@suse.cz>
9311 * tree-sra.c (sra_modify_assign): Do not remove loads of
9312 uninitialized aggregates to SSA_NAMEs.
9314 2016-02-26 Richard Henderson <rth@redhat.com>
9317 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9318 pseudo in case the target rtx matches the source of the left
9321 2016-02-26 Martin Jambor <mjambor@suse.cz>
9324 * hsa.h (hsa_type_packed_p): Declare.
9325 * hsa.c (hsa_type_packed_p): New function.
9326 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9328 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9329 * hsa-brig.c (emit_basic_insn): Likewise.
9331 2016-02-26 Martin Jambor <mjambor@suse.cz>
9334 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9336 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9338 2016-02-26 Martin Jambor <mjambor@suse.cz>
9340 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9341 hsa_op_with_type operands.
9342 (hsa_unsigned_type_for_type): Declare.
9343 * hsa.c (hsa_unsigned_type_for_type): New function.
9344 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9345 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9346 the finalizer. Do not emit extra move.
9348 2016-02-26 Martin Jambor <mjambor@suse.cz>
9350 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9351 atomic operations in private segment.
9353 2016-02-26 Martin Jambor <mjambor@suse.cz>
9355 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9356 statements to wi->info. Also disallow omp simd constructs.
9357 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9358 for not gridifying. Dump special string for omp_for.
9360 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9363 * config/aarch64/aarch64.c (aarch64_set_current_function):
9364 Save/restore target globals when switching to
9365 target_option_default_node.
9367 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9370 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9371 Return 0 if !SHIFT_COUNT_TRUNCATED.
9373 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9374 Eric Botcazou <ebotcazou@adacore.com>
9376 PR rtl-optimization/69891
9377 * dse.c (scan_insn): If we can't figure out memset arguments
9378 or they are non-constant, call clear_rhs_from_active_local_stores.
9380 2016-02-26 Martin Liska <mliska@suse.cz>
9382 * doc/extend.texi: Mention clog10, clog10f an clog10l
9383 in Builtins section.
9385 2016-02-26 Martin Liska <mliska@suse.cz>
9387 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9389 (resolve_args_picking_1): Likewise.
9390 * dwarf2out.h (struct GTY): Likewise.
9392 2016-02-26 Martin Liska <mliska@suse.cz>
9394 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9396 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9398 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9399 Martin Liska <mliska@suse.cz>
9401 * doc/install.texi: Mention --enable-valgrind-annotations.
9403 2016-02-26 Richard Biener <rguenther@suse.de>
9405 PR tree-optimization/69551
9406 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9407 looking through aliases adjust DECL_PT_UID to refer to the
9408 ultimate alias target.
9410 2016-02-25 Martin Liska <mliska@suse.cz>
9413 * alloc-pool.c (after_memory_report): New variable.
9414 * alloc-pool.h (base_pool_allocator ::release): Do not use
9415 the infrastructure if after_memory_report.
9416 * toplev.c (toplev::main): Mark after memory report.
9418 2016-02-25 Richard Biener <rguenther@suse.de>
9420 PR tree-optimization/48795
9421 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9423 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9426 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9427 offloading is enabled and -fopenacc or -fopenmp is specified.
9428 (CRTOFFLOADEND): Likewise.
9429 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9430 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9431 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9432 (offload_objects_file_name): New static var.
9433 (tool_cleanup): Remove offload_objects_file_name file.
9434 (find_offloadbeginend): Replace with ...
9435 (find_crtoffloadtable): ... this.
9436 (run_gcc): Remove offload_argc and offload_argv.
9437 Get offload_objects_file_name from -foffload-objects=... option.
9438 Read names of object files with offload from this file, pass them to
9439 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9440 don't pass offloadbegin and offloadend to the linker. Don't pass
9441 offload non-LTO files to the linker, because now they're not claimed.
9443 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9446 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9447 on builtin_unreachable.
9449 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9451 PR rtl-optimization/69896
9452 * regcprop.c: Include cfgrtl.h.
9453 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9454 than remembered mode, either delete it (if noop_move_p), or
9455 treat like copy_p but not noop_p instruction.
9457 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9460 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9461 - allow NULL decl for Fortran DW_TAG_common_block variables.
9463 2016-02-24 Jason Merrill <jason@redhat.com>
9465 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9467 2016-02-24 Richard Biener <rguenther@suse.de>
9468 Jakub Jelinek <jakub@redhat.com>
9471 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9472 conditionally executed ops to well-defined overflow behavior.
9474 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9477 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9480 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9482 PR rtl-optimization/69886
9483 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9484 argument. Use it when checking validity of set instructions.
9485 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9486 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9488 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9489 * store-motion.c (find_moveable_store): Update
9490 can_assign_to_reg_without_clobbers_p callsite.
9492 2016-02-24 Richard Biener <rguenther@suse.de>
9495 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9497 (record_nonwrapping_iv): Do not fall back to the low/high bound
9498 for non-constant IV bases if the stmt is not always executed.
9500 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9502 * config/arm/arm-cores.def (cortex-a32): New entry.
9503 * config/arm/arm-tables.opt: Regenerate.
9504 * config/arm/arm-tune.md: Regenerate.
9505 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9506 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9507 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9508 for -mcpu and -mtune.
9510 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9513 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9514 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9515 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9516 (atomic_loaddi_1): Delete.
9517 (atomic_loaddi): Rewrite expander using the above changes.
9519 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9522 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9525 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9526 Richard Biener <rguenth@suse.de>
9529 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9530 set_mem_attributes if tem is SSA_NAME which got expanded
9533 2016-02-24 Richard Biener <rguenther@suse.de>
9535 PR tree-optimization/69907
9536 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9537 end of permutations for BB vectorization.
9539 2016-02-24 Christian Bruel <christian.bruel@st.com>
9541 * config/arm/arm-c.c (arm_option_override): Initialize
9542 target_option_current_node.
9543 * config/arm/arm.c (arm_pragma_target_parse): Replace
9544 build_target_option_node call by target_option_current_node.
9545 Set target_option_current_node.
9548 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9551 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9552 define_insn_and_split to define_insn.
9553 (zero_extendqi<mode>2_dot2): Same.
9554 (extendqi<mode>2_dot): Same.
9555 (extendqi<mode>2_dot2): Same.
9557 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9559 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9560 and add bypass for AES{D,E} and AESMC pairs.
9561 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9564 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9566 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9567 series for reciprocal square root in Exynos M1.
9569 2016-02-23 Martin Sebor <msebor@redhat.com>
9572 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9573 __builtin_alloca_with_align.
9575 2016-02-23 Richard Henderson <rth@redhat.com>
9577 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9578 (ix86_register_pragmas): Remove __seg_tls.
9579 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9580 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9581 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9582 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9583 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9584 * doc/extend.texi (__seg_tls): Remove item.
9586 2016-02-23 Richard Biener <rguenther@suse.de>
9588 * alloc-pool.h (struct allocation_object): Make id member
9589 conditional on CHECKING_P again.
9590 (get_instance): Adjust.
9591 (base_pool_allocator): Likewise.
9593 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9595 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9596 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9598 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9600 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9602 2016-02-23 Richard Biener <rguenther@suse.de>
9604 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9605 * bitmap.h (struct bitmap_usage): Likewise.
9606 (bitmap_move): Declare.
9607 * bitmap.c (register_overhead): Take size_t argument.
9608 (bitmap_move): New function.
9609 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9610 to properly account overhead.
9611 * tree.c (free_node): Use tree_size.
9613 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9616 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9617 when inverting comparison.
9620 * common.opt (Wunreachable-code): Add Warning flag.
9622 2016-02-23 Mark Wielaard <mjw@redhat.com>
9623 Jakub Jelinek <jakub@redhat.com>
9626 * cgraphunit.c (check_global_declaration): Check main_input_filename
9627 and DECL_SOURCE_FILE are not NULL.
9629 2016-02-23 Martin Jambor <mjambor@suse.cz>
9631 PR tree-optimization/69666
9632 * tree-sra.c (sra_modify_assign): Do not attempt to create
9633 default_def replacements for unscalarizable regions.
9635 2016-02-20 Mark Wielaard <mjw@redhat.com>
9638 * cgraphunit.c (check_global_declaration): Check level of
9639 warn_unused_const_variable and main_input_filename.
9640 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9641 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9642 (-Wunused-const-variable): Explain levels 1 and 2.
9644 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9647 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9648 identical arguments. Formatting and spelling fixes.
9651 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9656 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9657 and m68k-devices.def.
9658 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9659 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9661 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9663 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9664 and HImode registers.
9666 2016-02-22 Richard Biener <rguenther@suse.de>
9668 PR tree-optimization/69882
9669 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9670 preserve permutations present because of gaps.
9671 (vect_supported_load_permutation_p): Always continue checking
9672 permutations after vect_attempt_slp_rearrange_stmts.
9674 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9676 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9677 min_profitable_estimate, rather than min_profitable_iters.
9679 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9682 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9683 SImode for last match_operand.
9685 2016-02-22 Martin Liska <mliska@suse.cz>
9687 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9688 return bitsize - 1 as the return value.
9690 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9694 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9695 Handle negative shift counts.
9696 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9697 force_reg on the shift constant.
9698 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9699 (lshrsi3_d): Handle negative shift counts.
9701 2016-02-22 Richard Biener <rguenther@suse.de>
9702 Tom de Vries <tom@codesourcery.com>
9704 * graph.c: Include dumpfile.h.
9705 (print_graph_cfg): Split into three overloads.
9706 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9708 2016-02-22 Tom de Vries <tom@codesourcery.com>
9710 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9713 2016-02-22 Richard Biener <rguenther@suse.de>
9716 * ipa-inline-transform.c (inline_call): When not updating
9717 overall summaries adjust self size by the growth estimate.
9718 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9719 hash-set, do not update overall summaries here. Renamed from ...
9720 (inline_to_all_callers): ... this which is now wrapping the
9721 above and performing delayed overall summary update.
9722 (early_inline_small_functions): Delay updating of the overall
9725 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9727 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9730 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9733 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9734 :%* in %:gt() argument.
9735 (greater_than_spec_func): Adjust for expecting only numbers,
9736 if there are more than two numbers, compare the last two.
9738 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9740 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9741 -Wnarrowing with -std.
9743 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9746 * expr.c (store_field): Don't use bit-field path if exp is
9747 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9748 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9749 and the assignment can be performed by bitwise copy. Formatting
9753 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9754 call copy_reg_eh_region_note_forward on before and/or after sequences
9755 and remove note from insn if it no longer can throw.
9758 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9761 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9763 * config/s390/vector.md: Add missing commutative operand markers
9764 to the patterns which qualify for one.
9765 * config/s390/vx-builtins.md: Likewise.
9767 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9769 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9770 types to mode iterators.
9771 (vec_double): ... and mode attribute.
9772 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9774 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9776 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9777 Change the predicate of op2 from nonimmediate to general and let
9778 reload fix it if necessary.
9780 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9782 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9784 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9786 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9789 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9791 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9792 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9793 * config/s390/s390.md ("movstr<P:mode>"): Call
9794 s390_expand_vec_movstr.
9796 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9798 * config/s390/s390.md: Add missing output modifier for operand 1
9799 to print it as address properly.
9801 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9803 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9804 * config/s390/2964.md: New file.
9805 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9806 of insn grouping attributes depending on the CPU level.
9807 (s390_get_unit_mask): New function.
9808 (s390_sched_score): Remove the OOO from the scheduling macros.
9809 Add loop to calculate a score for the instruction mix.
9810 (s390_sched_reorder): Likewise plus improve debug output.
9811 (s390_sched_variable_issue): Rename macros as above. Calculate
9812 the unit distances after actually scheduling an insn. Improve
9814 (s390_sched_init): Clear last_scheduled_unit_distance array.
9815 * config/s390/s390.md: Include 2964.md.
9817 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9820 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9821 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9822 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9823 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9824 *avx512f_<code>v8div16qi2_mask_1): New insns.
9826 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9829 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9832 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9833 earlyclobber from target. Use wF constraint for fused memory
9835 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9837 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9838 Martin Liska <mliska@suse.cz>
9841 * cfgexpand.c (asan_sanitize_stack_p): New function.
9842 (partition_stack_vars): Use the function.
9843 (expand_stack_vars): Likewise.
9844 (defer_stack_allocation): Likewise.
9845 (expand_used_vars): Likewise.
9847 2016-02-18 Richard Biener <rguenther@suse.de>
9850 * fold-const.c (operand_equal_p): Properly compare offsets for
9851 IMAGPART_EXPR and ARRAY_REF.
9853 2016-02-18 Nick Clifton <nickc@redhat.com>
9857 * config/arm/arm.c (arm_option_override_internal): Disable
9858 interworking if the target does not support thumb instructions.
9859 (arm_reload_in_hi): Handle the case where a register to register
9860 move needs reloading because there is no simple pattern to handle
9862 (arm_reload_out_hi): Likewise.
9864 2016-02-18 Richard Biener <rguenther@suse.de>
9867 * match.pd: Don't use fold_binary or fold_unary for folding
9870 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9873 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9874 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9875 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9876 warn on gimple_no_warning_p statements.
9878 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9880 * doc/extend.texi (C++ Attributes): Correct description of
9881 warn_unused type attribute.
9883 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9885 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9886 correct instruction.
9888 2016-02-17 Richard Biener <rguenther@suse.de>
9890 PR rtl-optimization/69609
9891 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9892 (find_traces_1_round): When ending a trace update cached priority
9894 (bb_to_key): Use cached priority when available.
9895 (copy_bb): Initialize cached priority.
9896 (reorder_basic_blocks_software_trace_cache): Likewise.
9898 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9901 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9903 (aarch64_comparison_operator): Break overly long line into two.
9904 (aarch64_comparison_operation): Likewise.
9905 * config/aarch64/aarch64.md (cstorecc4): Use
9906 aarch64_comparison_operator_mode instead of
9907 aarch64_comparison_operator.
9908 (cstore<mode>4): Likewise.
9909 (aarch64_cstore<mode>): Likewise.
9910 (*cstoresi_insn_uxtw): Likewise.
9911 (cstore<mode>_neg): Likewise.
9912 (*cstoresi_neg_uxtw): Likewise.
9914 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9917 * config/arm/predicates.md (arm_comparison_operator_mode):
9919 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9920 instead of arm_comparison_operator.
9921 (*mov_negscc): Likewise.
9922 (*mov_notscc): Likewise.
9923 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9924 (*thumb2_mov_negscc): Likewise.
9925 (*thumb2_mov_negscc_strict_it): Likewise.
9926 (*thumb2_mov_notscc): Likewise.
9927 (*thumb2_mov_notscc_strict_it): Likewise.
9929 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9931 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9934 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9936 * config/visium/visium.c (machine_libfunc_index): New enum.
9937 (machine_libfuncs): New structure.
9938 (visium_libfuncs): New static variable.
9939 (TARGET_INIT_LIBFUNCS): Define to...
9940 (visium_init_libfuncs): ...this. New function.
9941 (expand_block_move_4): Use the appropriate libfunc.
9942 (expand_block_move_2): Likewise.
9943 (expand_block_move_1): Likewise.
9944 (expand_block_set_4): Likewise.
9945 (expand_block_set_2): Likewise.
9946 (expand_block_set_1): Likewise.
9947 (visium_trampoline_init): Likewise.
9949 2016-02-17 Nick Clifton <nickc@redhat.com>
9951 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
9952 TI's devices.csv file as of March 2016.
9954 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
9957 * opts-global.c (handle_common_deferred_options): Introduce and
9958 initialize two global variables to remember command-line options
9959 specifying a stack-limiting register.
9960 * opts.h: Add extern declarations of the two new global variables.
9961 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
9962 variable based on the values of the two new global variables.
9964 2016-02-16 Jakub Jelinek <jakub@redhat.com>
9967 * common.opt (Wnonnull-compare): New warning.
9968 * doc/invoke.texi (-Wnonnull): Remove text about comparison
9969 of arguments against NULL.
9970 (-Wnonnull-compare): Document.
9971 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
9972 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
9973 * passes.def (pass_warn_nonnull_compare): Add.
9974 * gimple-ssa-nonnull-compare.c: New file.
9976 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9978 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
9979 AARCH64_EXTRA_TUNE_RECIP_SQRT.
9981 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9983 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
9984 reciprocal sqrt for -mlow-precision-recip-sqrt.
9986 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9987 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9989 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
9990 always use lane loads to construct non-constant vectors.
9992 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
9994 * config/aarch64/aarch64.md
9995 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
9996 constraints for operand 3.
9997 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
9999 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10000 Richard Biener <rguenther@suse.de>
10002 PR tree-optimization/69820
10003 * tree-vect-patterns.c (type_conversion_p): Return false if
10004 *orig_type is unsigned single precision or boolean.
10005 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10008 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10010 PR rtl-optimization/69764
10011 PR rtl-optimization/69771
10012 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10013 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10015 2016-02-16 Richard Biener <rguenther@suse.de>
10017 PR tree-optimization/69776
10018 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10020 (indirect_refs_may_alias_p): Likewise.
10021 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10022 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10023 according to tbaa_p.
10024 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10025 (optimize_stmt): For redundant store discovery do not allow tbaa.
10027 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10029 PR tree-optimization/69714
10030 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10031 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10033 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10035 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10036 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10037 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10038 * config/arc/arc.c (arc_init): Check FPU options.
10039 (get_arc_condition_code): Handle new CC_FPU* modes.
10040 (arc_select_cc_mode): Likewise.
10041 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10042 register pair only. Allow access for ARCv2 accumulator.
10043 (gen_compare_reg): Whenever we have FPU support use FPU compare
10045 (arc_reorg): Don't generate brcc insns when FPU compare
10046 instructions are involved.
10047 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10048 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10049 floating point emulation.
10050 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10051 (REVERSE_CONDITION): Add new CC_FPU* modes.
10052 (TARGET_FP_SP_BASE): Define.
10053 (TARGET_FP_DP_BASE): Likewise.
10054 (TARGET_FP_SP_FUSED): Likewise.
10055 (TARGET_FP_DP_FUSED): Likewise.
10056 (TARGET_FP_SP_CONV): Likewise.
10057 (TARGET_FP_DP_CONV): Likewise.
10058 (TARGET_FP_SP_SQRT): Likewise.
10059 (TARGET_FP_DP_SQRT): Likewise.
10060 (TARGET_FP_DP_AX): Likewise.
10061 * config/arc/arc.md (ARCV2_ACC): New constant.
10062 (type): New fpu type attribute.
10063 (SDF): Conditional iterator.
10064 (cstore<mode>, cbranch<mode>): Change expand condition.
10065 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10066 handles FPU/FPX cases as well.
10067 * config/arc/arc.opt (mfpu): New option.
10068 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10070 (adddf3, muldf3, subdf3): Removed.
10071 * config/arc/predicates.md (proper_comparison_operator): Recognize
10073 * config/arc/fpu.md: New file.
10074 * doc/invoke.texi (ARC Options): Document mfpu option.
10076 2016-02-16 Richard Biener <rguenther@suse.de>
10078 PR rtl-optimization/69291
10079 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10080 noce_operand_ok check.
10082 2016-02-16 Tom de Vries <tom@codesourcery.com>
10085 * omp-low.c (simd_clone_create): Remove call to
10086 symtab->call_cgraph_insertion_hooks.
10088 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10090 PR tree-optimization/69802
10091 * tree-ssa-reassoc.c (update_range_test): If op is
10092 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10093 op == 1 test of precision 1 integral op, otherwise handle
10094 that case as op itself. Fix up formatting.
10095 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10098 2016-02-16 Richard Biener <rguenther@suse.de>
10100 PR tree-optimization/69586
10101 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10102 types for conversion sources.
10104 2016-02-16 Richard Biener <rguenther@suse.de>
10106 PR middle-end/69801
10107 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10108 mask OEP_ADDRESS_OF.
10110 2016-02-16 Alan Modra <amodra@gmail.com>
10113 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10114 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10115 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10117 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10118 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10119 (p8_fmrgow_<mode>): Likewise.
10120 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10122 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10123 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10124 to use movdi_internal64. Remove op0_di.
10125 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10127 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10129 Add support for the FCCMP insn types
10131 * config/aarch64/aarch64.md (fccmp): Change insn type.
10132 (fccmpe): Likewise.
10133 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10134 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10135 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10136 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10137 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10138 * config/arm/types.md (fccmps): Add new insn type.
10139 (fccmpd): Likewise.
10141 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10143 * alias.c (get_alias_set): Fix a typo in comment.
10145 2016-02-15 Richard Biener <rguenther@suse.de>
10147 PR tree-optimization/69595
10148 * match.pd: Complete range test simplification to true.
10150 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10152 PR rtl-optimization/69648
10153 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10154 pic_offset_table_rtx.
10156 PR rtl-optimization/69752
10157 * ira.c (update_equiv_regs): When looking for more than a single SET,
10158 also take other side effects into account.
10160 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10162 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10163 for z900+ CPUs in 31-bit mode.
10165 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10167 * common/config/s390/s390-common.c (s390_supports_split_stack):
10169 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10170 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10171 * config/s390/s390.c (struct machine_function): New field
10172 split_stack_varargs_pointer.
10173 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10174 in s390_emit_prologue.
10175 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10177 (morestack_ref): New global.
10178 (SPLIT_STACK_AVAILABLE): New macro.
10179 (s390_expand_split_stack_prologue): New function.
10180 (s390_live_on_entry): New function.
10181 (s390_va_start): Use split-stack vararg pointer if appropriate.
10182 (s390_asm_file_end): Emit the split-stack note sections.
10183 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10184 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10185 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10186 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10187 (split_stack_prologue): New expand.
10188 (split_stack_space_check): New expand.
10189 (split_stack_data): New insn.
10190 (split_stack_call): New expand.
10191 (split_stack_call_*): New insn.
10192 (split_stack_cond_call): New expand.
10193 (split_stack_cond_call_*): New insn.
10195 2016-02-15 Richard Biener <rguenther@suse.de>
10197 PR tree-optimization/69783
10198 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10199 Add trivially correct cases.
10201 2016-02-15 Tom de Vries <tom@codesourcery.com>
10204 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10206 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10208 2016-02-15 Richard Biener <rguenther@suse.de>
10210 PR tree-optimization/69776
10211 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10212 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10213 indicate whether we can use TBAA to disambiguate against stores.
10214 Use alias-set zero if not.
10215 (visit_reference_op_store): Do not use TBAA when looking up
10217 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10218 (eliminate_dom_walker::before_dom_children): But not when looking
10219 up redundant stores.
10221 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10223 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10225 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10227 * config/i386/znver1.md
10228 (znver1_pop, znver1_pop_mem,
10229 znver1_load_imov_double_store,
10230 znver1_load_imov_direct_store,
10231 znver1_load_imov_direct_load,
10232 znver1_load_imov_double_load): Add new.
10233 (znver1_insn, znver1_insn_load): Add icmov type.
10234 (znver1_sseavx_fma,
10235 znver1_sseavx_fma_load,
10237 znver1_avx256_fma_load): Fix pipe usage.
10239 2016-02-14 Alan Modra <amodra@gmail.com>
10242 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10243 with an invalid hard reg, reload just the reg not the entire
10244 pre/post-inc/dec address expression.
10246 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10249 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10250 fixed R1_REG scratch reg.
10251 (sibcall_value_pcrel_fdpic): Likewise.
10253 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10257 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10259 2016-02-12 Walter Lee <walt@tilera.com>
10261 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10262 * config/tilegx/t-tilegx: Likewise.
10264 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10267 * diagnostic-show-locus.c (struct line_span): New struct.
10268 (layout::get_first_line): Delete.
10269 (layout::get_last_line): Delete.
10270 (layout::get_num_line_spans): New member function.
10271 (layout::get_line_span): Likewise.
10272 (layout::print_heading_for_line_span_index_p): Likewise.
10273 (layout::get_expanded_location): Likewise.
10274 (layout::calculate_line_spans): Likewise.
10275 (layout::m_first_line): Delete.
10276 (layout::m_last_line): Delete.
10277 (layout::m_line_spans): New field.
10278 (layout::layout): Update comment. Replace m_first_line and
10279 m_last_line with m_line_spans, replacing their initialization
10280 with a call to calculate_line_spans.
10281 (diagnostic_show_locus): When printing source lines and
10282 annotations, rather than looping over a single span
10283 of lines, instead loop over each line_span within
10284 the layout, with an inner loop over the lines within them.
10285 Call the context's start_span callback when changing line spans.
10286 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10287 (diagnostic_build_prefix): Break out the building of the location
10288 part of the string into...
10289 (diagnostic_get_location_text): ...this new function, rewriting
10290 it from nested ternary expressions to a sequence of "if"
10292 (default_diagnostic_start_span_fn): New function.
10293 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10294 (diagnostic_context::start_span): New field.
10295 (default_diagnostic_start_span_fn): New prototype.
10297 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10300 * gcc.c (driver::finalize): Fix cleanup of "specs".
10302 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10306 * gcc.c (driver::driver): Initialize m_option_suggestions.
10307 (driver::~driver): Clean up m_option_suggestions.
10308 (suggest_option): Convert to...
10309 (driver::suggest_option): ...this, and split out into
10310 driver::build_option_suggestions and find_closest_string.
10311 (driver::build_option_suggestions): New function, from
10312 first half of suggest_option. Special-case
10313 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10314 the sanitizer_opts array. For options of enum types, add the
10315 various enum values to the candidate strings.
10316 (driver::handle_unrecognized_options): Remove "const".
10317 * gcc.h (driver::handle_unrecognized_options): Likewise.
10318 (driver::build_option_suggestions): New decl.
10319 (driver::suggest_option): New decl.
10320 (driver::m_option_suggestions): New field.
10321 * opts-common.c (add_misspelling_candidates): New function.
10322 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10323 and make non-static.
10324 * opts.h (sanitizer_opts): New array decl.
10325 (add_misspelling_candidates): New function decl.
10326 * spellcheck.c (find_closest_string): New function.
10327 * spellcheck.h (find_closest_string): New function decl.
10329 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10331 PR rtl-optimization/69764
10332 PR rtl-optimization/69771
10333 * optabs.c (expand_binop_directly): For shift_optab_p, force
10334 convert_modes with VOIDmode if xop1 has VOIDmode.
10336 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10339 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10340 to correctly determine instrumentation thunks.
10342 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10345 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10346 type by reference, force lhs on the call.
10349 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10350 Compute retval and retbnd early in all cases if split_part_return_p
10351 and return_bb is not EXIT. Remove all clobber stmts and reset
10352 all debug stmts that refer to SSA_NAMEs defined in split part,
10353 except if it is retval, in that case replace the old retval with the
10354 lhs of the call to the split part.
10356 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10359 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10361 PR middle-end/66726
10362 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10363 whose result is used in PHI.
10364 (maybe_optimize_range_tests): Likewise.
10365 (final_range_test_p): Likweise.
10367 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10369 PR middle-end/66726
10370 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10371 whose result is used in PHI.
10372 (maybe_optimize_range_tests): Likewise.
10373 (final_range_test_p): Likweise.
10375 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10377 * cgraph.c: Spelling fixes - behaviour -> behavior and
10378 neighbour -> neighbor.
10379 * target.def: Likewise.
10380 * sel-sched.c: Likewise.
10381 * config/mips/mips.c: Likewise.
10382 * config/arc/arc.md: Likewise.
10383 * config/arm/cortex-a57.md: Likewise.
10384 * config/arm/arm.c: Likewise.
10385 * config/arm/neon.md: Likewise.
10386 * config/arm/arm-c.c: Likewise.
10387 * config/vms/vms-c.c: Likewise.
10388 * config/s390/s390.c: Likewise.
10389 * config/i386/znver1.md: Likewise.
10390 * config/i386/i386.c: Likewise.
10391 * config/ia64/hpux-unix2003.h: Likewise.
10392 * config/msp430/msp430.md: Likewise.
10393 * config/rx/rx.c: Likewise.
10394 * config/rx/rx.md: Likewise.
10395 * config/aarch64/aarch64-simd.md: Likewise.
10396 * config/aarch64/aarch64.c: Likewise.
10397 * config/nvptx/nvptx.c: Likewise.
10398 * config/bfin/bfin.c: Likewise.
10399 * config/cris/cris.opt: Likewise.
10400 * config/rs6000/rs6000.c: Likewise.
10401 * target.h: Likewise.
10402 * spellcheck.c: Likewise.
10403 * ira-build.c: Likewise.
10404 * tree-inline.c: Likewise.
10405 * builtins.c: Likewise.
10406 * lra-constraints.c: Likewise.
10407 * explow.c: Likewise.
10408 * hwint.h: Likewise.
10409 * targhooks.c: Likewise.
10410 * tree-vect-data-refs.c: Likewise.
10411 * expr.c: Likewise.
10412 * doc/tm.texi: Likewise.
10413 * doc/extend.texi: Likewise.
10414 * doc/install.texi: Likewise.
10415 * doc/md.texi: Likewise.
10416 * tree-ssa-tail-merge.c: Likewise.
10417 * sched-int.h: Likewise.
10418 * match.pd: Likewise.
10419 * sched-ebb.c: Likewise.
10420 * target.def (omit_struct_return_reg): Likewise.
10421 * gimple-ssa-isolate-paths.c: Likewise.
10422 (find_implicit_erroneous_behaviour): Renamed to...
10423 (find_implicit_erroneous_behavior): ... this.
10424 (find_explicit_erroneous_behaviour): Renamed to...
10425 (find_explicit_erroneous_behavior): ... this.
10426 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10428 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10430 PR rtl-optimization/64682
10431 PR rtl-optimization/69567
10432 PR rtl-optimization/69737
10433 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10434 in I2 as well, just lose it.
10436 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10438 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10440 (aarch64_last_printed_tune_string): Likewise.
10441 (aarch64_declare_function_name): Only output .arch assembler
10442 directive if it will be different from the previously output
10443 directive. Same for .tune comment but only if -dA is set.
10444 (aarch64_start_file): New function.
10445 (TARGET_ASM_FILE_START): Define.
10447 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10450 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10452 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10455 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10456 -Wmaybe-uninitialized warning.
10458 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10461 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10463 2016-02-11 Richard Biener <rguenther@suse.de>
10465 PR rtl-optimization/69291
10466 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10467 subexpressions affected by changing the result.
10469 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10472 * lra-constraints.c (curr_insn_transform): Find in/out operands
10473 for secondary memory moves. Update dups.
10475 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10477 PR tree-optimization/69652
10478 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10479 to nested loop, did source re-formatting, skip debug statements,
10480 add check on statement with volatile operand, remove dead scalar
10483 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10484 Patrick Palka <ppalka@gcc.gnu.org>
10488 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10489 calls if the return type is TREE_ADDRESSABLE.
10490 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10491 * ipa-split.c (split_function): Fix doubled "we" in comment.
10492 Use void return type for the split part even if
10493 !split_point->split_part_set_retval.
10495 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10497 PR tree-optimization/68021
10498 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10499 when computing the value of biv cand by itself.
10501 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10503 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10504 (cortexa57_tunings): Likewise.
10505 (cortexa72_tunings): Likewise.
10506 (arch_macro_fusion_pair_p): Add support for AES fusion.
10507 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10508 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10509 Allow virtual registers before reload so early scheduling works.
10510 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10511 correct latency and pipeline.
10512 (cortex_a57_crypto_complex): Likewise.
10513 (cortex_a57_crypto_xor): Likewise.
10514 (define_bypass): Add AES bypass.
10516 2016-02-10 Richard Biener <rguenther@suse.de>
10518 PR tree-optimization/69726
10519 * passes.def: Add DCE pass before late uninit.
10520 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10521 really fixup if-conversions job.
10523 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10525 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10526 (arm_cortex_a57_tune): Likewise.
10527 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10528 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10530 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10532 * timevar.def (TV_PHASE_DBGINFO): Delete.
10533 (TV_PHASE_CHECK_DBGINFO): Likewise.
10534 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10536 2016-02-10 Richard Biener <rguenther@suse.de>
10538 PR tree-optimization/69719
10539 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10540 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10542 2016-02-09 Andrew Pinski <apinski@cavium.com>
10545 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10546 get_vcond_mask_icode returns false.
10548 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10551 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10552 an ADDIS that adds a pointer to a large constant that sets the
10553 upper16 bits with a load operation.
10555 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10558 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10560 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10562 (vzipq_s16): Likewise.
10563 (vzipq_s32): Likewise.
10564 (vzipq_f32): Likewise.
10565 (vzipq_u8): Likewise.
10566 (vzipq_u16): Likewise.
10567 (vzipq_u32): Likewise.
10568 (vzipq_p8): Likewise.
10569 (vzipq_p16): Likewise.
10571 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10574 * config/arm/arm.c (neon_endian_lane_map): New function.
10575 (neon_vector_pair_endian_lane_map): New function.
10576 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10577 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10579 (vuzpq_s16): Likewise.
10580 (vuzpq_s32): Likewise.
10581 (vuzpq_f32): Likewise.
10582 (vuzpq_u8): Likewise.
10583 (vuzpq_u16): Likewise.
10584 (vuzpq_u32): Likewise.
10585 (vuzpq_p8): Likewise.
10586 (vuzpq_p16): Likewise.
10588 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10591 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10594 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10596 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10597 truncate const_int operand 1 to QImode.
10599 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10601 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10602 corresponding to an abnormal edge.
10604 2016-02-09 Tom de Vries <tom@codesourcery.com>
10606 PR tree-optimization/69599
10607 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10609 (find_func_aliases_for_builtin_call, find_func_clobbers)
10610 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10613 2016-02-09 Richard Biener <rguenther@suse.de>
10615 PR tree-optimization/69715
10616 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10617 LHS on calls as non-rewritable.
10619 2016-02-09 Tom de Vries <tom@codesourcery.com>
10622 * lto-wrapper.c (append_diag_options): New function.
10623 (compile_offload_image): Call append_diag_options.
10625 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10628 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10629 Minor copy-edit to fix verb tenses.
10631 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10633 PR tree-optimization/69209
10634 * ipa-split.c (split_function): If split part is not
10635 returning retval, retval has gimple type but is not
10636 gimple value, force it into a SSA_NAME first.
10638 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10640 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10643 2016-02-08 Jason Merrill <jason@redhat.com>
10646 * convert.c (convert_to_integer_1): Check dofold on truncation
10648 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10649 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10650 Rename from *_nofold.
10651 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10652 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10654 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10657 * tree.c (build_common_tree_nodes): Remove short_double argument.
10658 All callers changed.
10659 * tree.h (build_common_tree_nodes): Adjust declaration.
10660 * doc/invoke.texi (-fshort-double): Remove documentation.
10661 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10662 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10663 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10664 (append_linker_options): Don't handle OPT_fshort_double.
10666 PR rtl-optimization/68730
10667 * lra-remat.c (insn_to_cand_activation): New static variable.
10668 (lra_remat): Allocate and free it.
10669 (create_cand): New arg activation. Initialize a field in
10670 insn_to_cand_activation if it is nonnull.
10671 (create_cands): Pass the activation insn to create_cand when making
10672 a candidate involving an output reload. Reorganize code a little.
10673 (do_remat): Keep track of active status of candidates in a separate
10676 2016-02-08 Richard Biener <rguenther@suse.de>
10678 PR tree-optimization/69719
10679 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10680 Properly use absolute of the difference of the two offsets to
10681 compare or adjust the segment length.
10683 2016-02-08 Richard Biener <rguenther@suse.de>
10684 Jeff Law <law@redhat.com>
10687 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10688 types for anonymous SSA names.
10690 2016-02-08 Richard Biener <rguenther@suse.de>
10692 PR rtl-optimization/69274
10693 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10695 2016-02-08 Jeff Law <law@redhat.com>
10697 PR tree-optimization/65917
10698 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10699 equivalences from if (x == y) style conditionals.
10700 (loop_depth_of_name): Remove.
10701 (record_equality): Remove loop depth check.
10702 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10703 (const_and_copies::record_const_or_copy_raw): New member function.
10704 * tree-ssa-scopedtables.c
10705 (const_and_copies::record_const_or_copy_raw): New, factored out of
10706 (const_and_copies::record_const_or_copy): Call new member function.
10708 2016-02-05 Jeff Law <law@redhat.com>
10710 PR tree-optimization/68541
10711 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10712 (count_stmts_in_block): New function.
10713 (poor_ifcvt_candidate_code): Likewise.
10714 (is_feasible_trace): Add some heuristics to determine when path
10715 splitting is profitable.
10716 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10717 is a diamond with a single exit.
10719 2016-02-05 Martin Sebor <msebor@redhat.com>
10722 * doc/invoke.texi: Update -Wplacement-new to take an optional
10725 2016-02-06 Richard Henderson <rth@redhat.com>
10728 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10729 out of non-standard address spaces.
10731 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10733 PR rtl-optimization/69691
10734 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10736 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10738 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10739 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10740 (*ieee128_mfvsrd_64bit): Likewise.
10741 (*ieee128_mfvsrd_32bit): Likewise.
10743 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10747 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10749 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10750 instrumented_version.
10752 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10754 * doc/invoke.texi (Optimize Options): In table of --param options
10755 rename second occurrence of tracer-min-branch-ratio to
10756 tracer-min-branch-probability, rename
10757 tracer-min-branch-ratio-feedback to
10758 tracer-min-branch-probability-feedback and clarify description,
10759 rename sched-spec-state-edge-prob-cutoff to
10760 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10761 to selsched-insns-to-rename, rename lto-minpartition to
10762 lto-min-partition, delete reorder-blocks-duplicate and
10763 reorder-blocks-duplicate-feedback.
10765 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10767 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10770 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10772 * doc/extend.texi: S/390: Correct some typos.
10774 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10776 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10778 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10781 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10782 (s390_register_info_gprtofpr): Use new macros above.
10783 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10785 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10786 its name. Adjust restore and save gpr ranges.
10787 (s390_register_info_set_ranges): New function.
10788 (s390_register_info): Use new macros above. Call
10789 s390_register_info_set_ranges.
10790 (s390_optimize_register_info): Likewise.
10791 (s390_hard_regno_rename_ok): Use new macros.
10792 (s390_hard_regno_scratch_ok): Likewise.
10793 (s390_emit_epilogue): Likewise.
10794 (s390_can_use_return_insn): Likewise.
10795 (s390_optimize_prologue): Likewise.
10796 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10798 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10801 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10803 (ix86_option_override_internal): Disable TARGET_STV even for
10804 -m{incoming,preferred}-stack-boundary=3.
10806 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10808 * config.gcc: Mark deprecated rtems targets as obsolete.
10810 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10812 PR rtl-optimization/64682
10813 PR rtl-optimization/69567
10814 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10815 before I2 only if the register is both used and set in I2.
10817 2016-02-04 DJ Delorie <dj@redhat.com>
10819 * config/msp430/msp430.c (msp430_start_function): Add function type.
10821 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10824 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10826 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10828 PR rtl-optimization/69577
10830 2015-10-29 Richard Henderson <rth@redhat.com>
10834 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10835 sse check to the exact conditions of PR 67609.
10837 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10840 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10841 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10842 not allowed into the traditional Altivec registers.
10843 (movtd_64bit_nodm): Likewise.
10844 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10846 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10848 * config/aarch64/cortex-a57-fma-steering.c
10849 (aarch64_register_fma_steering): Remove "static" from arguments
10852 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10855 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10856 twice when complex.
10858 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10860 * doc/invoke.texi: Delete -mno-fma4.
10862 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10864 PR rtl-optimization/69577
10865 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10866 (find_subregs_of_mode): Update accordingly. Iterate over partial
10869 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10871 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10872 * config/arm/arm.c (neon_reinterpret): Remove.
10873 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10874 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10875 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10876 vreinterpretti): Remove.
10877 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10878 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10879 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10880 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10881 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10882 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10883 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10884 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10885 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10886 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10887 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10888 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10889 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10890 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10891 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10892 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10893 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10894 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10895 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10896 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10897 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10898 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10899 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10900 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10901 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10902 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10903 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10904 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10905 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10906 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10907 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10908 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10909 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10910 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10911 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10912 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10913 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10914 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10915 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10916 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10917 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10918 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10919 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10920 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10921 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10922 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10923 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10924 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10925 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10926 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10927 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10928 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10929 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10930 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10931 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10932 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10933 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10934 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10935 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10936 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10937 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10938 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10939 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10940 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10941 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10942 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10943 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10944 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10945 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10946 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10947 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10948 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
10949 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
10950 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
10951 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
10952 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
10953 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
10954 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
10955 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
10956 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
10957 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
10958 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
10959 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
10960 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
10961 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
10962 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
10963 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
10964 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
10965 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
10966 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
10967 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
10968 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
10969 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
10970 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
10971 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
10972 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
10973 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
10974 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
10975 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
10976 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
10977 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
10978 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
10979 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
10981 2016-02-04 Martin Liska <mliska@suse.cz>
10984 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
10985 that are gimple_store_p.
10986 (maybe_instrument_call): Likewise.
10988 2016-02-04 Bin Cheng <bin.cheng@arm.com>
10990 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
10991 register scaling out of memory reference and comment why.
10993 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10997 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
10998 folding the source of a SET.
11000 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11004 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11005 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11007 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11011 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11014 2016-02-04 Christian Bruel <christian.bruel@st.com>
11016 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11017 * config/arm/arm.c (arm_set_current_function): Likewise.
11019 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11020 Ilya Enkovich <enkovich.gnu@gmail.com>
11021 H.J. Lu <hongjiu.lu@intel.com>
11024 * config/i386/i386.c (convert_scalars_to_vector): Remove
11025 stack alignment fixes.
11026 (ix86_option_override_internal): Disable TARGET_STV if stack
11027 might not be aligned enough.
11028 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11030 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11032 * config/i386/x86-tune.def: Disable default prefetching
11035 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11036 Vladimir Makarov <vmakarov@redhat.com>
11039 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11040 in validating fused toc addresses.
11042 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11045 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11046 range->m_caret fields if range->m_show_caret_p is false.
11049 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11050 Force oldval into register if it does not satisfy reg_or_short_operand
11051 predicate. Fix up formatting.
11053 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11054 Alexandre Oliva <aoliva@redhat.com>
11057 * lra-constraints.c (simplify_operand_subreg): Check additionally
11058 address validity after potential reloading.
11059 (process_address_1): Check insns validity. In case of failure do
11062 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11065 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11068 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11070 * wide-int.cc (canonize_uhwi): New function.
11071 (wi::divmod_internal): Use it.
11073 2016-02-02 James Norris <jnorris@codesourcery.com
11075 * gimplify.c (omp_notice_variable): Add usage check.
11077 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11079 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11080 like LE, GE, LT, GT when emitting relational operator.
11082 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11084 * ira-costs.c (find_costs_and_classes): Add extra argument.
11085 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11086 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11087 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11088 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11089 Add best_class parameter, and return it if not ALL_REGS.
11090 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11092 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11093 Update target hook.
11095 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11097 * config/aarch64/aarch64.c
11098 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11099 (aarch64_ira_change_pseudo_allocno_class): New function.
11101 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11104 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11106 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11108 * config/avr/avr.c (avr_option_override): Set
11109 PARAM_ALLOW_STORE_DATA_RACES to 1.
11111 2016-02-02 Richard Biener <rguenther@suse.de>
11113 PR tree-optimization/69595
11114 * match.pd: Add range test simplifications to true/false.
11116 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11118 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11119 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11122 2016-02-02 Richard Biener <rguenther@suse.de>
11124 PR tree-optimization/69606
11125 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11126 info on the result before moving a stmt.
11128 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11130 PR middle-end/68542
11131 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11132 branch with vector comparison.
11133 * config/i386/sse.md (VI48_AVX): New mode iterator.
11134 (define_expand "cbranch<mode>4): Add support for conditional branch
11135 with vector comparison.
11136 * tree-vect-loop.c (optimize_mask_stores): New function.
11137 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11138 has_mask_store field of vect_info.
11139 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11140 vectorized loops having masked stores after vec_info destroy.
11141 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11142 correspondent macros.
11143 (optimize_mask_stores): Add prototype.
11145 2016-02-02 Alan Modra <amodra@gmail.com>
11148 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11151 2016-02-02 Alan Modra <amodra@gmail.com>
11154 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11155 whenever toc_label_name used.
11156 (rs6000_file_start): Don't set up toc section here,
11157 (rs6000_output_function_epilogue): do so here instead,
11158 (rs6000_xcoff_file_start): and here.
11159 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11160 (load_toc_aix_di): Likewise.
11162 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11164 PR rtl-optimization/69592
11165 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11166 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11167 (num_sign_bit_copies_binary_arith_p): New inline function.
11168 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11170 2016-02-01 Jeff Law <law@redhat.com>
11172 PR tree-optimization/69580
11173 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11174 * tree-ssa-threadbackward.c
11175 (fsm_find_control_statement_thread_paths): Do not try to walk
11176 through large PHI nodes.
11178 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11180 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11181 when count is incremented above limit, don't analyze further
11184 * omp-low.c (oacc_parse_default_dims): Avoid
11185 -Wsign-compare warning, make sure value fits into int
11186 rather than just unsigned int.
11188 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11190 PR tree-optimization/67921
11191 * fold-const.c (split_tree): New parameters. Convert pointer
11192 type variable part to proper type before negating.
11193 (fold_binary_loc): Pass new arguments to split_tree.
11195 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11197 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11198 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11199 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11200 * doc/tm.texti: Rebuilt.
11201 * doc/invoke.texi (fopenacc-dim): Document.
11202 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11203 (append_compiler_options): Likewise.
11204 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11205 (oacc_parse_default_dims): New.
11206 (oacc_validate_dims): Add USED arg. Select non-unity default when
11208 (oacc_loop_fixed_partitions): Return mask of used partitions.
11209 (oacc_loop_auto_partitions): Emit dump info.
11210 (oacc_loop_partition): Return mask of used partitions.
11211 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11212 loop partitioning and validation calls.
11214 2016-02-01 Richard Biener <rguenther@suse.de>
11216 PR middle-end/69556
11217 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11219 2016-02-01 Richard Biener <rguenther@suse.de>
11221 PR tree-optimization/69574
11222 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11223 of asserting return chrec_dont_know.
11225 2016-02-01 Martin Liska <mliska@suse.cz>
11227 * mem-stats-traits.h: Add copyright header.
11228 * mem-stats.h: Likewise.
11230 2016-02-01 Richard Biener <rguenther@suse.de>
11232 PR tree-optimization/69579
11233 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11234 Do not propagate through abnormal PHI results.
11236 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11238 * postreload.c (reload_cse_simplify): Remove dead code.
11240 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11242 PR rtl-optimization/69570
11243 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11244 if there is more than one set, not if there is a single set.
11246 2016-02-01 Richard Henderson <rth@redhat.com>
11249 * combine.c (make_compound_operation): When looking through a
11250 subreg, make sure to re-extend to the width of the outer mode.
11252 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11254 PR tree-optimization/69546
11255 * wide-int.cc (wi::divmod_internal): For unsigned division
11256 where both operands fit into uhwi, if o1 is 1 and o0 has
11257 msb set, if divident_prec is larger than bits per hwi,
11258 clear another quotient word and return 2 instead of 1.
11259 Similarly for remainder with msb in HWI set, if dividend_prec
11260 is larger than bits per hwi.
11262 2016-01-29 Martin Jambor <mjambor@suse.cz>
11264 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11265 Use short lowercase names.
11266 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11267 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11268 acq_rel one. Protect warning agains segfaults if
11269 get_memory_order_name returns NULL.
11270 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11271 with release semantics. Do not warn if get_memory_order already did.
11272 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11273 semantics. Fix check for relaxed or acquire semantics. Do not warn
11274 if get_memory_order already did.
11276 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11278 * doc/install.texi: Document that isl-0.16 is supported.
11280 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11283 * config/i386/constraints.md (Bm): Describe as special memory
11285 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11286 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11287 * genpreds.c (struct constraint_data): Add is_special_memory.
11288 (have_special_memory_constraints, special_memory_start): New
11290 (special_memory_end): Ditto.
11291 (add_constraint): Add new arg is_special_memory. Add code to
11292 process its true value. Update have_special_memory_constraints.
11293 (process_define_constraint): Pass the new arg.
11294 (process_define_register_constraint): Ditto.
11295 (choose_enum_order): Process special memory.
11296 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11297 function insn_extra_special_memory_constraint.
11298 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11299 * gensupport.c (process_rtx): Process
11300 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11301 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11302 * ira-lives.c (single_reg_class): Use
11303 insn_extra_special_memory_constraint.
11304 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11305 * lra-constraints.c (process_alt_operands): Ditto.
11306 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11307 * recog.c (asm_operand_ok, preprocess_constraints): Process
11309 * reload.c (find_reloads): Ditto.
11310 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11311 * stmt.c (parse_input_constraint): Use
11312 insn_extra_special_memory_constraint.
11314 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11317 * lra-splill.c (lra_final_code_change): Revert r229087 by
11318 removing all sub-registers.
11320 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11323 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11325 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11328 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11329 SSE1, copy target into the temporary reg first before recursing
11332 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11334 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11337 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11339 * ginclude/stdarg.h: Test __cplusplus instead of
11340 __GXX_EXPERIMENTAL_CXX0X__.
11342 2016-01-29 Richard Biener <rguenther@suse.de>
11344 PR tree-optimization/69547
11345 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11346 Do not mark clobbers necessary.
11347 (mark_all_reaching_defs_necessary_1): Likewise.
11349 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11351 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11352 declaration name with %qs and print it in both error messages.
11353 Also fix indentation.
11355 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11358 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11359 trailing blank line from error message.
11361 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11364 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11367 2016-01-29 Richard Biener <rguenther@suse.de>
11369 PR middle-end/69537
11370 * match.pd: Allow all integral types when simplifying a
11371 widening or sign-changing conversion.
11373 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11375 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11376 back to setting codegen_error to fail codegen.
11378 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11381 * config/i386/constraints.md (C): Only accept constant zero operand.
11382 (BC): New constraint.
11383 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11384 instead of C constraint.
11385 * doc/md.texi (Machine Constraints): Update description
11388 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11391 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11393 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11395 PR middle-end/69542
11396 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11399 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11401 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11402 branches if using guessed profile.
11404 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11406 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11408 2016-01-28 Richard Henderson <rth@redhat.com>
11411 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11412 * config/aarch64/aarch64-protos.h: Update.
11413 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11414 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11415 (aarch64_get_condition_code_1): Handle CC_Cmode.
11416 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11417 (*add<mode>3_compareC_cconly_imm): New.
11418 (*add<mode>3_compareC_cconly): New.
11419 (*add<mode>3_compareC_imm): New.
11420 (add<mode>3_compareC): New.
11421 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11422 to be first. Use aarch64_carry_operation.
11423 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11424 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11425 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11426 (subti3): Use subdi3_compare1.
11427 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11428 (sub<mode>3_compare1): New.
11429 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11430 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11431 (*subsi3_carryin_uxtw): Likewise.
11432 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11433 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11434 * config/aarch64/iterators.md (DWI): New.
11435 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11436 (aarch64_borrow_operation): New.
11438 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11440 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11441 message when isl does not return a valid schedule.
11443 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11445 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11446 Remove comments from class declarations: they are already in the code
11449 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11451 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11453 (ternary_op_to_tree): Same.
11454 (unary_op_to_tree): Same.
11455 (nary_op_to_tree): Same.
11456 (gcc_expression_from_isl_expr_op): Same.
11457 (gcc_expression_from_isl_expression): Same.
11458 (graphite_create_new_loop): Same.
11459 (graphite_create_new_loop_guard): Same.
11460 (build_iv_mapping): Same.
11461 (graphite_create_new_guard): Same.
11462 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11463 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11465 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11467 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11468 instead of setting codegen_error to fail codegen.
11470 2016-01-28 Jason Merrill <jason@redhat.com>
11472 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11474 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11476 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11477 Remove CONST_INT_P check in CCMP cost calculation.
11479 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11481 * config/aarch64/aarch64.c (generic_vector_cost):
11482 Set vec_permute_cost.
11483 (cortexa57_vector_cost): Likewise.
11484 (exynosm1_vector_cost): Likewise.
11485 (xgene1_vector_cost): Likewise.
11486 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11487 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11488 Add vec_permute_cost entry.
11490 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11492 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11494 (add<mode>3_compare0): Likewise.
11495 (addsi3_compare0_uxtw): Likewise.
11496 (add<mode>3nr_compare0): Likewise.
11497 (compare_neg<mode>): Likewise.
11498 (<optab><mode>3): Likewise.
11500 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11502 * tree-vect-stmts.c (vectorizable_comparison): Add
11503 NULL check for vectype.
11505 2016-01-28 Richard Biener <rguenther@suse.de>
11507 PR tree-optimization/69466
11508 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11509 Account for PHIs we couldn't duplicate.
11511 2016-01-28 Martin Liska <mliska@suse.cz>
11514 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11515 instead of ENABLE_VALGRIND_CHECKING.
11517 2016-01-27 Richard Henderson <rth@redhat.com>
11520 * lra-remat.c (subreg_regs): New.
11521 (dump_candidates_and_remat_bb_data): Dump it.
11522 (operand_to_remat): Reject if operand in subreg_regs.
11523 (set_bb_regs): Collect subreg_regs.
11524 (lra_remat): Init and free subreg_regs. Compute
11525 calculate_local_reg_remat_bb_data before create_cands.
11527 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11530 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11531 change stack_alignment_needed for __tls_get_addr call.
11533 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11535 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11537 2016-01-27 Jeff Law <law@redhat.com>
11539 PR tree-optimization/68398
11540 PR tree-optimization/69196
11541 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11542 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11543 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11544 Only count PHIs in the last block in the path. The others will
11545 const/copy propagate away. Add heuristic to allow more irreducible
11546 subloops to be created when it is likely profitable to do so.
11548 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11549 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11550 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11552 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11555 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11556 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11557 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11558 * tree-streamer-in.c: Include asan.h.
11559 (streamer_get_builtin_tree): For builtins in sanitizer
11560 range call initialize_sanitizer_builtins and retry.
11562 2016-01-27 Ian Lance Taylor <iant@google.com>
11564 * common.opt (fkeep-gc-roots-live): New undocumented option.
11565 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11566 -fkeep-gc-roots-live, skip pointers.
11567 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11570 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11573 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11574 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11576 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11579 * configure.ac: NetBSD provides SSP in its C library.
11580 * configure: Updated.
11582 2016-01-27 Richard Biener <rguenther@suse.de>
11584 PR tree-optimization/69166
11585 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11586 reduction code for commutativity / associativity.
11588 2016-01-27 Martin Jambor <mjambor@suse.cz>
11590 PR tree-optimization/69355
11591 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11592 total_scalarization fails.
11594 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11596 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11599 2016-01-27 Christian Bruel <christian.bruel@st.com>
11602 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11603 Move arm_reset_previous_fndecl and set_target_option_current_node in
11604 the conditional part. Call save_restore_target_globals.
11605 * config/arm/arm.c (arm_set_current_function):
11606 Refactor to better support #pragma target and attribute mix.
11607 Call save_restore_target_globals.
11608 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11610 2016-01-27 Martin Liska <mliska@suse.cz>
11612 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11613 reference for an HSA kernel and its host function.
11615 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11617 PR tree-optimization/69399
11618 * wide-int.h (wi::lrshift): For larger precisions, only
11619 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11621 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11623 * config/arc/predicates.md (proper_comparison_operator): Reject
11624 constant-constant comparison.
11626 2016-01-26 Tom de Vries <tom@codesourcery.com>
11628 PR tree-optimization/69110
11629 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11630 DR_NUM_DIMENSIONS == 0.
11632 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11633 Sebastian Pop <s.pop@samsung.com>
11635 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11636 isl_ast_op_cond and isl_ast_op_select.
11637 (gcc_expression_from_isl_expr_op): Same.
11639 2016-01-26 Jason Merrill <jason@redhat.com>
11642 * tree.c (recompute_constructor_flags): Split out from
11644 (verify_constructor_flags): New.
11645 * tree.h: Declare them.
11647 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11649 PR rtl-optimization/69217
11650 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11651 are no TYPE_FIELDS set for the record type.
11653 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11656 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11657 toc_label_name unconditionally.
11658 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11659 SYMBOL_REF string. Use toc_label_name instead of constructing
11661 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11662 constructing LCTOC1.
11664 2016-01-26 Martin Sebor <msebor@redhat.com>
11667 * doc/extend.texi (Common Type Attributes): Move text that talks about
11668 attribute packed from attribute aligned to the section discussing
11669 the former attribute for clarity.
11671 2016-01-26 Richard Henderson <rth@redhat.com>
11673 PR middle-end/60908
11674 * trans-mem.c (tm_region_init): Mark entry block as visited.
11676 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11679 * diagnostic-show-locus.c (layout::print_source_line): Replace
11680 call to pp_newline with call to layout::print_newline.
11681 (layout::print_annotation_line): Likewise.
11682 (layout::move_to_column): Likewise.
11683 (layout::print_any_fixits): After printing any fixits, print a
11684 trailing newline, if necessary.
11685 (layout::print_newline): New method, resetting any colorization
11687 (diagnostic_show_locus): Move the pp_newline to before the
11688 early bailout. Remove dummy block enclosing the layout instance.
11689 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11690 of pp_newline_and_flush with pp_flush.
11691 (diagnostic_append_note): Delete use of pp_newline.
11692 (diagnostic_append_note_at_rich_loc): Delete.
11693 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11694 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11695 when newline characters are added to the buffer.
11697 2016-01-26 Michael Matz <matz@suse.de>
11699 * configure.ac (ac_cv_std_swap_in_utility): New test.
11700 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11701 * configure: Regenerate.
11702 * config.in: Regenerate.
11704 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11706 * config/arc/arc.md (cstoresi4): Force operand into register.
11707 (arcset<code>): Fix predicate.
11708 (arcsetltu): Likewise.
11709 (arcsetgeu): Likewise.
11710 (arcsethi): Likewise.
11711 (arcsetls): Likewise.
11713 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11715 PR tree-optimization/69483
11716 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11717 if base has error_mark_node type.
11719 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11722 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11723 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11725 (vget_lane_f16): Handle big-endian.
11726 (vgetq_lane_f16): Likewise.
11727 (vset_lane_f16): Likewise.
11728 (vsetq_lane_f16): Likewise.
11729 * config/arm/iterators.md (VQXMOV): Add V8HF.
11730 (VDQ): Add V4HF and V8HF.
11731 (V_reg): Handle V4HF and V8HF.
11732 (Is_float_mode): Likewise.
11733 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11734 neon_vdup_nv8hf): New patterns.
11735 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11736 Use VD_LANE iterator.
11737 (neon_vld1_dup<mode>): Use VQ2 iterator.
11739 2016-01-26 Nathan Sidwell <nathan@acm.org>
11741 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11742 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11743 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11744 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11745 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11746 (oacc_validate_dims): Add LEVEL arg, don't return level.
11747 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11748 oacc_validate_dims.
11749 (execute_oacc_device_lower): Adjust, add more dump output.
11750 * tree-ssa-loop.c (gate_oacc_kernels): Use
11751 oacc_fn_attrib_kernels_p.
11752 * tree-parloops.c (create_parallel_loop): Adjust
11753 set_oacc_fn_attrib call.
11755 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11758 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11759 (append_compiler_options): Handle -fcilkplus.
11760 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11762 2016-01-26 Nick Clifton <nickc@redhat.com>
11765 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11766 been marked as DECL_ONE_ONLY but we do not the means to make it
11767 so, then do not allow it to bind locally.
11769 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11772 * opts.h (parse_sanitizer_options): New prototype.
11773 * opts.c (sanitizer_opts): New array.
11774 (parse_sanitizer_options): New function.
11775 (common_handle_option): Use parse_sanitizer_options.
11777 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11780 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11781 alignment adjustment to ...
11782 (ix86_update_stack_boundary): Here. Don't over-align stack for
11784 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11785 if __tls_get_addr is called.
11787 2016-01-26 Christian Bruel <christian.bruel@st.com>
11789 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11791 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11793 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11795 2016-01-26 Richard Biener <rguenther@suse.de>
11797 PR middle-end/69467
11798 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11800 2016-01-26 Richard Biener <rguenther@suse.de>
11802 PR tree-optimization/69452
11803 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11804 (move_computations_dom_walker::before_dom_children): Rename
11806 (move_computations_worker): This.
11807 (move_computations): Perform an RPO rather than a DOM walk.
11809 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11812 * combine.c (combine_instructions): For REG_EQUAL note with
11813 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11814 to the underlying register.
11815 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11816 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11818 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11821 * config/aarch64/aarch64-builtins.c
11822 (aarch64_init_simd_builtin_types): Do not set structural
11823 equality to __Poly{8,16,64,128}_t types.
11825 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11827 PR tree-optimization/69400
11828 * wide-int.cc (wi_pack): Take the precision as argument and
11829 perform canonicalization here rather than in the callers.
11830 Use the main loop to handle all full-width HWIs. Add a
11831 zero HWI if in_len isn't a full result.
11832 (wi::divmod_internal): Update accordingly.
11833 (wi::mul_internal): Likewise. Simplify.
11835 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11836 Sebastian Pop <s.pop@samsung.com>
11838 * graphite-poly.c (apply_poly_transforms): Simplify.
11839 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11840 (print_isl_map): Same.
11841 (print_isl_union_map): Same.
11842 (print_isl_schedule): New.
11843 (debug_isl_schedule): New.
11844 * graphite-dependences.c (scop_get_reads): Do not call
11845 isl_union_map_add_map that is undocumented isl functionality.
11846 (scop_get_must_writes): Same.
11847 (scop_get_may_writes): Same.
11848 (scop_get_original_schedule): Remove.
11849 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11850 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11851 (compute_deps): Remove.
11852 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11853 (debug_schedule_ast): New.
11854 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11855 set_separate_option.
11856 (graphite_regenerate_ast_isl): Add dump.
11857 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11858 from scop->transformed_schedule.
11859 (graphite_regenerate_ast_isl): Add more dump.
11860 * graphite-optimize-isl.c (optimize_isl): Set
11861 scop->transformed_schedule. Check whether schedules are equal.
11862 (apply_poly_transforms): Move here.
11863 * graphite-poly.c (apply_poly_transforms): ... from here.
11864 (free_poly_bb): Static.
11865 (free_scop): Static.
11866 (pbb_number_of_iterations_at_time): Remove.
11867 (print_isl_ast): New.
11868 (debug_isl_ast): New.
11869 (debug_scop_pbb): New.
11870 * graphite-scop-detection.c (print_edge): Move.
11871 (print_sese): Move.
11872 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11873 (build_scop_scattering): Remove.
11874 (create_pw_aff_from_tree): Assert instead of bailing out.
11875 (add_condition_to_pbb): Remove unused code, do not fail.
11876 (add_conditions_to_domain): Same.
11877 (add_conditions_to_constraints): Remove.
11878 (build_scop_context): New.
11879 (add_iter_domain_dimension): New.
11880 (build_iteration_domains): Initialize pbb->iterators.
11881 Call add_conditions_to_domain.
11884 (index_outermost_in_loop): New.
11885 (index_pbb_in_loop): New.
11886 (outermost_pbb_in): New.
11887 (add_in_sequence): New.
11888 (add_outer_projection): New.
11889 (outer_projection_mupa): New.
11890 (add_loop_schedule): New.
11891 (build_schedule_pbb): New.
11892 (build_schedule_loop): New.
11893 (embed_in_surrounding_loops): New.
11894 (build_schedule_loop_nest): New.
11895 (build_original_schedule): New.
11896 (build_poly_scop): Call build_original_schedule.
11897 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11898 (free_poly_dr): Remove.
11899 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11900 (free_poly_bb): Remove.
11901 (debug_loop_vec): Remove.
11902 (print_isl_ast): Declare.
11903 (debug_isl_ast): Declare.
11904 (scop_do_interchange): Remove.
11905 (scop_do_strip_mine): Remove.
11906 (scop_do_block): Remove.
11907 (flatten_all_loops): Remove.
11908 (optimize_isl): Remove.
11909 (pbb_number_of_iterations_at_time): Remove.
11910 (debug_scop_pbb): Declare.
11911 (print_schedule_ast): Declare.
11912 (debug_schedule_ast): Declare.
11913 (struct scop): Remove schedule. Add original_schedule,
11914 transformed_schedule.
11915 (free_gimple_poly_bb): Remove.
11916 (print_generated_program): Remove.
11917 (debug_generated_program): Remove.
11918 (unify_scattering_dimensions): Remove.
11919 * sese.c (print_edge): ... here.
11920 (print_sese): ... here.
11921 (debug_edge): ... here.
11922 (debug_sese): ... here.
11923 * sese.h (print_edge): Declare.
11924 (print_sese): Declare.
11925 (dump_edge): Declare.
11926 (dump_sese): Declare.
11928 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11929 Sebastian Pop <s.pop@samsung.com>
11931 * Makefile.in: Set ISLVER in site.exp.
11933 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11935 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11936 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11937 through DECL_VALUE_EXPR for expansion.
11939 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11941 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11942 the frame info after reload completed.
11944 2016-01-25 Jeff Law <law@redhat.com>
11946 PR tree-optimization/69196
11947 PR tree-optimization/68398
11948 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
11949 tree-ssa-threadupdate.c.
11950 (determine_bb_domination_status): Prototype
11951 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
11952 (determine_bb_domination_status): No longer static.
11953 (valid_jump_thread_path): Remove code to detect characteristics
11954 of the jump thread path not associated with correctness.
11955 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
11956 Correct test for thread path length. Count PHIs for real operands as
11957 statements that need to be copied. Do not count ASSERT_EXPRs.
11958 Look at all the blocks in the thread path. Compute and selectively
11959 filter thread paths based on threading through the latch, threading
11960 a multiway branch or crossing a multiway branch.
11962 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11964 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
11965 decl with __attribute__ ((unused)) annotation.
11967 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
11970 * tree-vect-stmts.c (vectorizable_condition): Check vectype
11971 of operands is compatible with a statement vectype.
11973 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
11975 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
11976 improve wording for mixed storage order support.
11978 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
11980 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
11981 (vcvt_u64_f64): Likewise.
11982 (vcvta_s64_f64): Likewise.
11983 (vcvta_u64_f64): Likewise.
11984 (vcvtm_s64_f64): Likewise.
11985 (vcvtm_u64_f64): Likewise.
11986 (vcvtn_s64_f64): Likewise.
11987 (vcvtn_u64_f64): Likewise.
11988 (vcvtp_s64_f64): Likewise.
11989 (vcvtp_u64_f64): Likewise.
11991 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
11993 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
11994 (arc_init): Check validity mll64 option.
11995 (arc_save_restore): Use double load/store instruction.
11996 (arc_expand_movmem): Likewise.
11997 (arc_split_move): Don't split if we have double load/store
11998 instructions. Returns a boolean.
11999 (arc_process_double_reg_moves): Change function to return boolean
12000 instead of a sequence of instructions.
12001 (arc_dwarf_register_span): New function.
12002 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12003 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12004 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12005 (*movdf_insn): Likewise.
12006 * config/arc/arc.opt (mll64): New option.
12007 * config/arc/predicates.md (even_register_operand): New predicate.
12008 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12010 2016-01-25 Richard Biener <rguenther@suse.de>
12013 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12014 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12016 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12018 2016-01-25 Richard Biener <rguenther@suse.de>
12020 PR tree-optimization/69376
12021 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12023 (VN_INFO_ANTI_RANGE_P): New inline.
12024 (VN_INFO_RANGE_TYPE): Likewise.
12025 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12026 SSA_NAME_ANTI_RANGE_P.
12027 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12028 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12029 Properly query VN_INFO_RANGE_TYPE.
12031 2016-01-25 Nick Clifton <nickc@redhat.com>
12034 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12036 2016-01-23 Tom de Vries <tom@codesourcery.com>
12038 PR tree-optimization/69426
12039 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12042 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12044 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12045 "the the" with "the" in the comments.
12046 * ipa-devirt.c (build_type_inheritance_graph,
12047 update_type_inheritance_graph): Likewise.
12048 * tree.c (build_function_type_list_1): Likewise.
12049 * cfgloopmanip.c (scale_loop_profile): Likewise.
12050 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12051 * gimple-ssa-split-paths.c
12052 (find_block_to_duplicate_for_splitting_paths): Likewise.
12053 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12054 * expr.c (convert_move): Likewise.
12055 * var-tracking.c (vt_stack_adjustments): Likewise.
12056 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12057 * tree-vrp.c (test_for_singularity): Likewise.
12059 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12060 directly instead of building a temporary tree.
12063 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12064 remove <algorithm> include.
12066 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12069 * config/i386/i386.c: Include dojump.h.
12070 (expand_small_movmem_or_setmem,
12071 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12073 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12074 if dynamic_check != -1.
12076 2016-01-21 Jeff Law <law@redhat.com>
12078 PR middle-end/69347
12079 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12080 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12081 into dominated_by_p.
12082 (cprop_into_successor_phis): Avoid unnecessary tests.
12084 2016-01-22 Richard Henderson <rth@redhat.com>
12087 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12088 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12090 2016-01-22 Michael Matz <matz@suse.de>
12092 * system.h (string, algorithm): Include only conditionally.
12093 (new): Include always under C++.
12094 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12095 * final.c (toplevel): Ditto.
12096 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12097 * genconditions.c (write_header): Make gencondmd.c define
12099 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12101 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12102 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12104 2016-01-22 Christian Bruel <christian.bruel@st.com>
12107 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12109 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12112 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12113 define_insn_and_split. Ensure operands[1] and operands[0] do not
12114 get assigned the same register.
12116 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12118 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12120 2016-01-22 Christian Bruel <christian.bruel@st.com>
12122 * config/arm/arm-c.c (arm_pragma_target_parse):
12123 Remove warn_builtin_macro_redefined overwrite.
12125 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12127 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12128 flag_non_call_exceptions compatibility.
12130 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12133 * dwarf2out.c (add_child_die_after): New function.
12134 (dwarf_qual_info_t): New type.
12135 (dwarf_qual_info): New variable.
12136 (qualified_die_p): New function.
12137 (modified_type_die): For -fdebug-types-section, ensure
12138 canonical order of qualifiers. Put qualified DIEs adjacent
12139 to the corresponding non-qualified type DIE and search there
12140 for existing qualified DIEs.
12142 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12144 * doc/extend.texi (scalar_storage_order type attribute): Document
12145 restriction on type punning and aliasing, and remove future tense.
12147 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12150 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12153 2016-01-21 Jeff Law <law@redhat.com>
12155 PR middle-end/69347
12156 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12157 useless call to record_temporary_equivalences.
12158 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12159 allocate 10 slots in the bb_path vector and let it grow as needed.
12160 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12163 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12165 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12167 * configure: Regenerate.
12169 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12171 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12172 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12174 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12176 PR middle-end/66178
12177 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12178 drop EXPAND_INITIALIZER.
12179 * rtl.h (contains_symbolic_reference_p): Declare.
12180 * rtlanal.c (contains_symbolic_reference_p): New function.
12181 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12182 a subtraction into a NOT if symbolic constants are involved.
12184 2016-01-21 Anton Blanchard <anton@samba.org>
12185 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12188 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12190 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12193 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12195 * config/microblaze/microblaze.c
12196 (get_branch_target): New.
12197 (insert_wic_for_ilb_runout): New.
12199 (microblaze_machine_dependent_reorg): New.
12200 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12201 * config/microblaze/microblaze.md
12202 (UNSPEC_IPREFETCH): Define.
12203 (iprefetch): New pattern
12204 * config/microblaze/microblaze.opt
12205 (mxl-prefetch): New flag.
12207 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12209 * config/microblaze/microblaze.h
12210 (FIXED_REGISTERS): Update in macro.
12211 (CALL_USED_REGISTERS): Update in macro.
12213 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12215 PR rtl-optimization/68920
12216 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12219 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12221 PR rtl-optimization/68990
12222 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12223 pseudo instead of inheritance ones.
12225 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12226 Nick Clifton <nickc@redhat.com>
12230 * config/mips/mips.c (mips_compute_frame_info): Initialise
12231 args_size and hard_frame_pointer_offset fields of the frame
12232 structure before calling mips_global_pointer.
12234 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12236 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12238 * configure: Regenerate.
12240 2016-01-21 Richard Biener <rguenther@suse.de>
12242 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12244 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12246 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12247 to actually emit the .size directive.
12249 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12250 Jakub Jelinek <jakub@redhat.com>
12254 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12255 args array size by one to avoid buffer overflow.
12257 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12259 * config/s390/s390.md (pool_section_start): Use switch_to_section
12260 to select proper read-only data section instead of hardcoding
12262 (pool_section_end): Use switch_to_section to match the above.
12264 2016-01-21 Richard Biener <rguenther@suse.de>
12266 PR tree-optimization/69378
12267 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12268 (set_ssa_val_to): Use it for dominance checks taking into
12269 account not executable edges.
12271 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12274 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12275 for bitsize instead of GET_MODE_PRECISION (mode).
12277 2016-01-20 Martin Sebor <msebor@redhat.com>
12280 * extend.texi (__sync Builtins): Clarify the semantics of
12281 __sync_fetch_and_OP built-ins on pointers.
12282 (__atomic Builtins): Same.
12284 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12285 Sebastian Pop <s.pop@samsung.com>
12287 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12288 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12289 (is_valid_rename): Same.
12290 (translate_isl_ast_to_gimple::get_rename): Same.
12291 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12292 (translate_isl_ast_to_gimple::rename_uses): Same.
12293 (get_new_name): Check for close_phi nodes.
12294 (copy_loop_phi_args): Use phi_node_kind.
12295 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12296 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12298 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12299 Sebastian Pop <s.pop@samsung.com>
12301 Revert commit r229783.
12302 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12303 Remove use of parameter_rename_map.
12304 (copy_def): Remove.
12305 (copy_internal_parameters): Remove.
12306 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12307 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12308 (free_sese_info): Do not free parameter_rename_map.
12309 (set_rename): Do not use parameter_rename_map.
12310 (rename_uses): Update call to set_rename.
12311 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12312 * sese.h (parameter_rename_map_t): Remove.
12313 (struct sese_info_t): Remove field parameter_rename_map.
12315 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12316 Sebastian Pop <s.pop@samsung.com>
12318 * graphite-isl-ast-to-gimple.c: Fix comment.
12319 * graphite-scop-detection.c (defined_in_loop_p): New.
12320 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12321 names defined in loop.
12323 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12324 Sebastian Pop <s.pop@samsung.com>
12326 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12327 Discard unstructured if-then-else regions.
12329 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12330 Sebastian Pop <s.pop@samsung.com>
12332 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12333 (cleanup_loop_iter_dom): Remove.
12334 (build_loop_iteration_domains): Remove.
12335 (build_scop_context): Remove.
12336 (build_scop_iteration_domain): Remove.
12337 (add_loop_constraints): New.
12338 (build_iteration_domains): New.
12339 (build_poly_scop): Call build_iteration_domains.
12341 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12342 Sebastian Pop <s.pop@samsung.com>
12344 * graphite-scop-detection.c
12345 (scop_detection::harmful_loop_in_region): Free dom and loops.
12346 (scop_detection::loop_body_is_valid_scop): Free bbs.
12348 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12349 Sebastian Pop <s.pop@samsung.com>
12351 * graphite-scop-detection.c (record_loop_in_sese): New.
12352 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12353 (build_scops): Remove call to build_sese_loop_nests.
12354 * sese.c (sese_record_loop): Remove.
12355 (build_sese_loop_nests): Remove.
12356 (new_sese_info): Remove region->loops.
12357 (free_sese_info): Same.
12358 * sese.h (sese_contains_loop): Same.
12359 (build_sese_loop_nests): Remove.
12360 (sese_contains_loop): Remove.
12362 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12363 Sebastian Pop <s.pop@samsung.com>
12365 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12366 loop_is_valid_in_scop.
12367 (scop_detection::harmful_stmt_in_region): Renamed
12368 harmful_loop_in_region.
12369 Call loop_is_valid_in_scop.
12371 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12372 Sebastian Pop <s.pop@samsung.com>
12374 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12377 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12378 Sebastian Pop <s.pop@samsung.com>
12380 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12381 * graphite.h (struct poly_bb): Remove field is_reduction.
12382 (PBB_IS_REDUCTION): Remove.
12384 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12385 Sebastian Pop <s.pop@samsung.com>
12387 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12388 (add_pdr_constraints): Same.
12389 (scop_get_reads): Same.
12390 (scop_get_must_writes): Same.
12391 (scop_get_may_writes): Same.
12392 (scop_get_original_schedule): Same.
12393 (extend_schedule): Same.
12394 (apply_schedule_on_deps): Same.
12395 (carries_deps): Same.
12396 (compute_deps): Same.
12397 (scop_get_dependences): Same.
12398 * graphite-isl-ast-to-gimple.c
12399 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12400 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12401 (get_schedule_for_band_list): Same.
12402 (get_schedule_map): Same.
12403 (apply_schedule_map_to_scop): Same.
12404 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12405 (build_loop_iteration_domains): Same.
12406 (add_condition_to_pbb): Same.
12407 (add_param_constraints): Same.
12408 (pdr_add_memory_accesses): Same.
12409 (pdr_add_data_dimensions): Same.
12411 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12413 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12416 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12418 * common.opt (feliminate-dwarf2-dups): Replace references to
12419 "DWARF 2" with just "DWARF".
12420 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12421 * doc/extend.texi: Likewise.
12422 * doc/cpp.texi: Likewise.
12423 * doc/invoke.texi: Likewise.
12424 (Option Summary): Add -gdwarf to list of Debugging Options.
12425 (Debugging Options): Document -gdwarf.
12426 * doc/contrib.texi: Spell "DWARF" like that.
12428 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12430 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12431 warning. Fix up formatting.
12433 PR middle-end/67653
12434 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12435 attempt to mark memory input operand addressable and
12436 call prepare_gimple_addressable in that case. Don't adjust
12437 input_location for diagnostics, use error_at instead.
12439 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12441 * config/rs6000/ppc-auxv.h: New file.
12442 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12443 (cpu_is): Likewise.
12444 (cpu_supports): Likewise.
12445 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12446 (cpu_is_info): New variable.
12447 (cpu_supports_info): Likewise.
12448 (tcb_verification_symbol): Likewise.
12449 (cpu_builtin_p): Likewise.
12450 (cpu_expand_builtin): New function.
12451 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12452 (rs6000_init_builtins): Likewise.
12453 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12454 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12455 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12456 * configure: Regenerate.
12457 * config.in: Likewise.
12458 * doc/extend.texi (PowerPC Built-in Functions): Document
12459 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12461 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12464 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12466 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12469 2016-01-20 Richard Henderson <rth@redhat.com>
12475 * tree.c (tm_define_builtin): New.
12476 (find_tm_vector_type): New.
12477 (build_tm_vector_builtins): New.
12478 (build_common_builtin_nodes): Call it.
12480 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12482 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12483 (arm_fp_ok): Likewise.
12484 (arm_fp): Likewise.
12485 (arm_crypto): Likewise.
12487 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12488 Richard Biener <rguenther@suse.de>
12490 PR tree-optimization/69328
12491 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12492 vectors have same number of elements.
12493 (vectorizable_condition): Fix masked version recognition.
12495 2016-01-20 Richard Biener <rguenther@suse.de>
12497 PR tree-optimization/69345
12498 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12499 (VN_INFO_PTR_INFO): Likewise.
12500 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12501 info when it is equal between non-dominating SSA names.
12502 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12503 Make sure to look at original SSA infos.
12505 2016-01-20 Jeff Law <law@redhat.com>
12508 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12510 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12511 (pc_or_label_operand): New predicate.
12512 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12513 tests for small integers that are 2^n - 1.
12515 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12517 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12519 2016-01-19 Jeff Law <law@redhat.com>
12521 PR middle-end/69347
12522 * tree-ssa-threadbackwards.c
12523 (fsm_find_control_statement_thread_paths): Do not try to lookup
12524 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12526 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12528 * doc/lto.texi: Remove text that says only Gold has linker plugin
12531 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12533 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12534 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12535 the DIE accordingly.
12536 (modified_type_die): Add REVERSE parameter and pass it recursively,
12537 as well as to base_type_die. Adjust presence check accordingly.
12538 (base_type_for_mode): Adjust call to modified_type_die.
12539 (add_type_attribute): Add REVERSE parameter and pass it to
12541 (generic_parameter_die): Adjust call to add_type_attribute.
12542 (add_scalar_info): Likewise.
12543 (add_subscript_info): Likewise.
12544 (gen_array_type_die): Likewise.
12545 (gen_descr_array_type_die): Likewise.
12546 (gen_entry_point_die): Likewise.
12547 (gen_enumeration_type_die): Likewise.
12548 (gen_formal_parameter_die): Likewise.
12549 (gen_subprogram_die): Likewise.
12550 (gen_variable_die ): Likewise.
12551 (gen_const_die): Likewise.
12552 (gen_field_die): Likewise.
12553 (gen_pointer_type_die): Likewise.
12554 (gen_reference_type_die): Likewise.
12555 (gen_ptr_to_mbr_type_die): Likewise.
12556 (gen_inheritance_die): Likewise.
12557 (gen_subroutine_type_die): Likewise.
12558 (gen_typedef_die): Likewise.
12559 (force_type_die): Adjust call to modified_type_die.
12561 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12563 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12564 flow throughout the file. Fix broken link to Objective-C 2.0
12566 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12569 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12571 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12573 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12576 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12577 (maybe_record_node): Record cxa_pure_virtual as the only possible
12578 target if there are not ohter candidates.
12579 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12581 2016-01-19 Richard Biener <rguenther@suse.de>
12583 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12584 (get_memory_order): Likewise.
12586 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12588 * tree-vect-stmts.c (vectorizable_store): Check
12591 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12594 * gcc.c (driver::decode_argv): Add call to
12595 init_opts_obstack before init_options_struct.
12596 * opts.c (init_opts_obstack): Remove idempotency.
12597 (init_options_struct): Replace call to init_opts_obstack
12598 with a gcc_assert to verify that it has already been called.
12599 * toplev.c (toplev::main): Add call to init_opts_obstack before
12600 calls to init_options_struct.
12601 (toplev::finalize): Move cleanup of opts_obstack next to
12602 cleanup of save_decoded_options, clearing the latter, and
12603 save_decoded_options_count.
12605 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12608 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12609 attribute to unconditional. Remove %? from output template.
12611 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12612 Jiong Wang <jiong.wang@arm.com>
12614 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12615 generated from different expand order.
12617 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12619 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12620 Add support for CCMP costing.
12622 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12624 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12625 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12626 (fccmpe<mode>): Likewise.
12627 (fcmp): Rename to fcmp and globalize pattern.
12629 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12630 (aarch64_gen_ccmp_next): Add FP support.
12632 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12634 * target.def (gen_ccmp_first): Update documentation.
12635 (gen_ccmp_next): Likewise.
12636 * doc/tm.texi (gen_ccmp_first): Update documentation.
12637 (gen_ccmp_next): Likewise.
12638 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12639 expand_ccmp_expr_1. Improve comments.
12640 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12641 (ccmp_ior<mode>): Remove pattern.
12642 (cmp<mode>): Remove expand.
12643 (cmp): Globalize pattern.
12644 (cstorecc4): Use cc_register.
12645 (mov<mode>cc): Remove ccmp_cc_register check.
12646 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12647 Simplify after removal of CC_DNE/* modes.
12648 (aarch64_ccmp_mode_to_code): Remove.
12649 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12650 In 'k' case use integer as condition.
12651 (aarch64_nzcv_codes): Remove inverted cases.
12652 (aarch64_code_to_ccmode): Remove.
12653 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12654 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12655 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12656 pattern. Return the comparison with CC register. Invert conditions
12657 when bitcode is OR.
12658 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12659 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12661 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12663 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12664 instrumented_version.
12666 2016-01-19 Richard Biener <rguenther@suse.de>
12668 PR tree-optimization/69336
12669 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12670 handled components with get_ref_base_and_extent.
12671 (equal_mem_array_ref_p): Adjust.
12673 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12676 * shrink-wrap.c: Include valtrack.h.
12677 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12678 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12679 in between insn and where it will be moved to. Call
12680 dead_debug_insert_temp.
12681 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12682 first and dead_debug_local_finish at the end.
12683 For uses and defs bitmap, handle all regs in between REGNO and
12684 END_REGNO, not just the first one.
12686 2016-01-19 Richard Biener <rguenther@suse.de>
12688 PR tree-optimization/69352
12689 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12690 (equal_mem_array_ref_p): Constrain size and max size properly.
12691 Compare the reverse flag.
12693 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12695 * ira.c (ira): Update regstat data if we deleted insns.
12697 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12699 PR rtl-optimization/68955
12700 PR rtl-optimization/64557
12701 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12702 here. Fix up formatting.
12703 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12705 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12708 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12709 assume that the node has body.
12710 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12713 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12715 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12718 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12720 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12721 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12723 2016-01-19 Martin Jambor <mjambor@suse.cz>
12724 Martin Liska <mliska@suse.cz>
12725 Michael Matz <matz@suse.de>
12727 * Makefile.in (OBJS): Add new source files.
12728 (GTFILES): Add hsa.c.
12729 * common.opt (disable_hsa): New variable.
12730 (-Whsa): New warning.
12731 * config.in (ENABLE_HSA): New.
12732 * configure.ac: Treat hsa differently from other accelerators.
12733 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12734 $enable_offloading.
12735 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12736 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12737 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12738 --with-hsa-kmt-lib.
12739 * doc/invoke.texi (-Whsa): Document.
12740 (hsa-gen-debug-stores): Likewise.
12741 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12742 to invoke offload compiler for hsa acclerator.
12743 * opts.c (common_handle_option): Determine whether HSA offloading
12744 should be performed.
12745 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12746 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12747 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12748 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12749 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12750 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12751 GF_OMP_FOR_KIND_GRID_LOOP.
12752 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12753 (pp_gimple_stmt_1): Likewise.
12754 * gimple-walk.c (walk_gimple_stmt): Likewise.
12755 * gimple.c (gimple_build_omp_grid_body): New function.
12756 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12757 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12758 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12759 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12760 GF_OMP_TEAMS_GRID_PHONY.
12761 (gimple_statement_omp_single_layout): Updated comments.
12762 (gimple_build_omp_grid_body): New function.
12763 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12764 (gimple_omp_for_grid_phony): New function.
12765 (gimple_omp_for_set_grid_phony): Likewise.
12766 (gimple_omp_parallel_grid_phony): Likewise.
12767 (gimple_omp_parallel_set_grid_phony): Likewise.
12768 (gimple_omp_teams_grid_phony): Likewise.
12769 (gimple_omp_teams_set_grid_phony): Likewise.
12770 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12771 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12772 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12773 (BUILT_IN_GOMP_TARGET): Updated type.
12774 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12775 (adjust_for_condition): New function.
12776 (get_omp_for_step_from_incr): Likewise.
12777 (extract_omp_for_data): Moved parts to adjust_for_condition and
12778 get_omp_for_step_from_incr.
12779 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12780 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12781 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12782 (scan_omp_parallel): Do not create child functions for phony
12784 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12785 (scan_omp_1_op): Checking assert we are not remapping to
12786 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12787 (parallel_needs_hsa_kernel_p): New function.
12788 (expand_parallel_call): Register apprpriate parallel child
12789 functions as HSA kernels.
12790 (grid_launch_attributes_trees): New type.
12791 (grid_attr_trees): New variable.
12792 (grid_create_kernel_launch_attr_types): New function.
12793 (grid_insert_store_range_dim): Likewise.
12794 (grid_get_kernel_launch_attributes): Likewise.
12795 (get_target_argument_identifier_1): Likewise.
12796 (get_target_argument_identifier): Likewise.
12797 (get_target_argument_value): Likewise.
12798 (push_target_argument_according_to_value): Likewise.
12799 (get_target_arguments): Likewise.
12800 (expand_omp_target): Call get_target_arguments instead of looking
12801 up for teams and thread limit.
12802 (grid_expand_omp_for_loop): New function.
12803 (grid_arg_decl_map): New type.
12804 (grid_remap_kernel_arg_accesses): New function.
12805 (grid_expand_target_kernel_body): New function.
12806 (expand_omp): Call it.
12807 (lower_omp_for): Do not emit phony constructs.
12808 (lower_omp_taskreg): Do not emit phony constructs but create for them
12809 a temporary variable receiver_decl.
12810 (lower_omp_taskreg): Do not emit phony constructs.
12811 (lower_omp_teams): Likewise.
12812 (lower_omp_grid_body): New function.
12813 (lower_omp_1): Call it.
12814 (grid_reg_assignment_to_local_var_p): New function.
12815 (grid_seq_only_contains_local_assignments): Likewise.
12816 (grid_find_single_omp_among_assignments_1): Likewise.
12817 (grid_find_single_omp_among_assignments): Likewise.
12818 (grid_find_ungridifiable_statement): Likewise.
12819 (grid_target_follows_gridifiable_pattern): Likewise.
12820 (grid_remap_prebody_decls): Likewise.
12821 (grid_copy_leading_local_assignments): Likewise.
12822 (grid_process_kernel_body_copy): Likewise.
12823 (grid_attempt_target_gridification): Likewise.
12824 (grid_gridify_all_targets_stmt): Likewise.
12825 (grid_gridify_all_targets): Likewise.
12826 (execute_lower_omp): Call grid_gridify_all_targets.
12827 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12828 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12829 (tree_omp_clause): Added union field dimension.
12830 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12831 * tree.c (omp_clause_num_ops): Added number of arguments of
12832 OMP_CLAUSE__GRIDDIM_.
12833 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12834 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12835 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12836 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12837 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12838 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12839 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12840 * tree-pass.h (make_pass_gen_hsail): Declare.
12841 (make_pass_ipa_hsa): Likewise.
12842 * ipa-hsa.c: New file.
12843 * lto-section-in.c (lto_section_name): Add hsa section name.
12844 * lto-streamer.h (lto_section_type): Add hsa section.
12845 * timevar.def (TV_IPA_HSA): New.
12846 * hsa-brig-format.h: New file.
12847 * hsa-brig.c: New file.
12848 * hsa-dump.c: Likewise.
12849 * hsa-gen.c: Likewise.
12852 * toplev.c (compile_file): Call hsa_output_brig.
12853 * hsa-regalloc.c: New file.
12855 2016-01-18 Jeff Law <law@redhat.com>
12857 PR tree-optimization/69320
12858 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12859 ranged object, do nothing if the RHS constant is not [0..1].
12860 (optimize_stmt): Comparing a boolean ranged object against a
12861 constant outside [0..1] results in a compile-time constant.
12863 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12866 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12868 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12869 (Option Summary): Update to reflect new section and moved options.
12870 (C++ Dialect Options): Move -fstats to new section.
12871 (Debugging Options): Move all dump, statistics, and other GCC
12872 developer options to new section. Rewrite section introduction
12873 and re-order remaining options to put the more basic ones first.
12874 (Optimization Options): Move -fira-verbose and -flto-report* to
12876 (Developer Options): New section incorporating moved options.
12877 * doc/cppopts.texi (-dM): Update cross-reference.
12879 2016-01-18 Richard Henderson <rth@redhat.com>
12882 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12883 operands to pseudo only if CSE is expected. Split long immediate
12884 operands only after reload, and for the stack pointer.
12885 (*add<GPI>3_pluslong): Remove.
12886 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12887 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12888 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12889 (*add<GPI>3 peepholes): New.
12890 (*add<GPI>3 splitters): New.
12891 * config/aarch64/constraints.md (Upl): New.
12892 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12894 2016-01-18 Richard Biener <rguenther@suse.de>
12896 PR tree-optimization/69297
12897 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12899 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12901 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12903 PR middle-end/68542
12904 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12905 of mixind vector and scalar types.
12906 (fold_relational_const): Add handling of vector
12907 comparison with boolean result.
12908 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12909 comparison of vector operands with boolean result for EQ/NE only.
12910 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12911 (verify_gimple_cond): Likewise.
12912 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12915 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12917 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12920 2016-01-18 Richard Biener <rguenther@suse.de>
12922 PR middle-end/69308
12923 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12925 2016-01-18 Tom de Vries <tom@codesourcery.com>
12927 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12929 2016-01-18 Tom de Vries <tom@codesourcery.com>
12931 * omp-low.c (set_oacc_fn_attrib): Make extern.
12932 * omp-low.h (set_oacc_fn_attrib): Declare.
12933 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12934 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12935 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12936 Add and handle function parameter oacc_kernels_p.
12937 (find_reduc_addr, get_omp_data_i_param): New function.
12938 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12939 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12940 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12941 Calculate dominance info. Skip loops that are not in a kernels region
12942 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12943 (pass_parallelize_loops::execute): Call parallelize_loops with
12944 oacc_kernels_p argument.
12945 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12946 New member function.
12947 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12948 * passes.def: Add argument to pass_parallelize_loops instantation.
12950 2016-01-18 Tom de Vries <tom@codesourcery.com>
12952 * tree-parloops.c (pass_parallelize_loops::execute): Allow
12953 pass_parallelize_loops to be run outside the loop pipeline.
12955 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12957 * tree-scalar-evolution.c (follow_copies_to_constant): New.
12958 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
12960 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12963 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
12964 using get_ref_base_and_extent.
12965 (equal_mem_array_ref_p): New.
12966 (hashable_expr_equal_p): Add call to previous.
12968 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
12971 * tree-sra.c (disqualified_constants, constant_decl_p): New.
12972 (sra_initialize): Allocate disqualified_constants.
12973 (sra_deinitialize): Free disqualified_constants.
12974 (disqualify_candidate): Update disqualified_constants when appropriate.
12975 (create_access): Scan for constant-pool entries as we go along.
12976 (scalarizable_type_p): Add check against type_contains_placeholder_p.
12977 (maybe_add_sra_candidate): Allow constant-pool entries.
12978 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
12979 (initialize_constant_pool_replacements): New.
12980 (sra_modify_assign): Avoid mangling assignments created by previous,
12981 and don't generate writes into constant pool.
12982 (sra_modify_function_body): Call initialize_constant_pool_replacements.
12984 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
12986 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
12987 andnot instruction.
12988 (scalar_chain::convert_op): Likewise.
12989 * config/i386/i386.md (*andndi3_doubleword): New.
12991 2016-01-18 Richard Biener <rguenther@suse.de>
12993 PR tree-optimization/69170
12994 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
12995 building a vector from scalar results of a pattern stmt.
12997 2016-01-18 Jakub Jelinek <jakub@redhat.com>
12999 * haifa-sched.c (autopref_multipass_init): Work around
13000 -Wmaybe-uninitialized warning.
13002 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13004 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13005 against the constant 0.
13007 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13009 PR tree-optimization/68799
13010 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13011 look up phi candidates in the statement-candidate map.
13012 (phi_add_costs): Likewise.
13013 (record_phi_increments): Likewise.
13014 (phi_incr_cost): Likewise.
13015 (ncd_with_phi): Likewise.
13016 (all_phi_incrs_profitable): Likewise.
13018 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13020 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13021 -Wmaybe-uninitialized warning.
13023 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13025 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13026 (Option Summary): Update to reflect new section and moved options.
13027 (C++ Dialect Options): Move -fvtable-verify and related options.
13028 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13029 and profiling-related options.
13030 (Optimization Options): Move profile generation options and
13031 -fstack-protector and related options.
13032 (Instrumentation Options): New section incorporating moved options.
13033 (Code Generation Options): Move -finstrument-functions and
13034 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13036 2016-01-16 Tom de Vries <tom@codesourcery.com>
13038 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13040 2016-01-16 Tom de Vries <tom@codesourcery.com>
13042 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13044 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13046 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13047 that checks whether the table is already empty. Rename the
13048 original implementation to...
13049 (hash_table::empty_slot): ...this new private function.
13051 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13053 PR diagnostic/68899
13054 * diagnostic-show-locus.c (layout::print_source_line): Move x
13055 offset of line until after call to
13056 get_line_width_without_trailing_whitespace.
13058 2016-01-15 Jeff Law <law@redhat.com>
13060 PR tree-optimization/69270
13061 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13062 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13063 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13064 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13065 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13066 ssa_name_has_boolean_range and constant_boolean_node.
13068 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13070 PR rtl-optimization/69030
13071 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13073 (spill_pseudos): Delete debug insn for dead pseudo.
13074 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13076 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13078 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13080 (TYPES_UNOPUS): Likewise.
13081 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13082 builtin type, from UNOP to UNOPUS.
13083 (lbtruncuv4sf): Likewise.
13084 (lbtruncuv2df): Likewise.
13085 (lrounduv2sf): Likewise.
13086 (lrounduv4sf): Likewise.
13087 (lrounduv2df): Likewise.
13088 (lroundusf): Likewise.
13089 (lroundusf): Likewise.
13090 (lceiluv2sf): Likewise.
13091 (lceiluv4sf): Likewise.
13092 (lceiluv2df): Likewise.
13093 (lceilusf): Likewise.
13094 (lceiludf): Likewise.
13095 (lflooruv2sf): Likewise.
13096 (lflooruv4sf): Likewise.
13097 (lflooruv2df): Likewise.
13098 (lfloorusf): Likewise.
13099 (lfloorudf): Likewise.
13100 (lfrintnuv2sf): Likewise.
13101 (lfrintnuv4sf): Likewise.
13102 (lfrintnuv2df): Likewise.
13103 (lfrintnusf): Likewise.
13104 (lfrintnudf): Likewise.
13105 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13107 (vcvtq_u32_f32): Likewise.
13108 (vcvtq_u64_f64): Likewise.
13109 (vcvta_u32_f32): Likewise.
13110 (vcvtaq_u32_f32): Likewise.
13111 (vcvtaq_u64_f64): Likewise.
13112 (vcvtm_u32_f32): Likewise.
13113 (vcvtmq_u32_f32): Likewise.
13114 (vcvtmq_u64_f64): Likewise.
13115 (vcvtn_u32_f32): Likwise.
13116 (vcvtnq_u32_f32): Likewise.
13117 (vcvtnq_u64_f64): Likewise.
13118 (vcvtp_u32_f32): Likewise.
13119 (vcvtpq_u32_f32): Likewise.
13120 (vcvtpq_u64_f64): Likewise.
13121 (vcvtmd_u64_f64): Likewise.
13122 (vcvtms_u32_f32): Likewise.
13123 (vcvtad_u64_f64): Likewise.
13124 (vcvtas_u32_f32): Likewise.
13125 (vcvtnd_u64_f64): Likewise.
13126 (vcvtns_u32_f32): Likewise.
13127 (vcvtpd_u64_f64): Likewise.
13128 (vcvtps_u32_f32): Likewise.
13130 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13132 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13133 CSEL of zero_extended registers.
13135 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13137 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13138 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13140 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13142 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13143 false when argument string is not found in the attributes table
13146 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13149 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13150 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13151 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13152 precision estimate.
13154 2016-01-15 Richard Biener <rguenther@suse.de>
13156 PR tree-optimization/66856
13157 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13158 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13159 (vect_create_new_slp_node): Increment stmt reference count.
13160 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13161 an SLP tree before swapping operands.
13162 (vect_build_slp_tree): Likewise.
13163 (destroy_bb_vec_info): Free stmt info after SLP instances.
13164 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13165 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13166 (STMT_VINFO_NUM_SLP_USES): New macro.
13168 2016-01-15 Richard Biener <rguenther@suse.de>
13171 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13172 (add_linkage_name): ... here.
13173 (gen_typedef_die): Use add_linkage_name_raw instead of
13174 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13177 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13179 * gimplify.c (oacc_default_clause): Decode reference and pointer
13180 types for both kernels and parallel regions.
13182 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13184 PR middle-end/69246
13185 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13187 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13189 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13190 (convert_scalars_to_vector): Likewise.
13192 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13194 * doc/extend.texi (Type Traits): Fix grammar.
13196 2016-01-15 Martin Jambor <mjambor@suse.cz>
13198 * tree-inline.c (remap_decl): Use existing dclarations if
13199 remapping a type and prevent_decl_creation_for_types.
13200 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13201 decls first. Do real remapping with
13202 prevent_decl_creation_for_types set.
13203 * tree-inline.h (copy_body_data): New field
13204 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13207 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13209 * config/s390/s390.opt (mmvcle): More verbose help text.
13211 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13213 * config/s390/s390.opt: Add period to -mzvector option text.
13215 2016-01-15 Richard Biener <rguenther@suse.de>
13217 PR tree-optimization/68961
13218 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13219 of invariants in stores again.
13221 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13223 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13225 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13227 * config/i386/i386.c (ix86_expand_branch): Don't split
13228 DI mode xor instruction to SI mode.
13230 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13233 * ipa-icf.c (sem_function::merge): Virtual functions may become
13234 reachable even if they address is not taken and there are no
13237 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13239 * lto-streamer-out.c (subtract_estimated_size): New function.
13240 (get_symbol_initial_value): Use it.
13242 2016-01-15 Christian Bruel <christian.bruel@st.com>
13245 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13246 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13247 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13248 use add_builtin_function_ext_scope instead of add_builtin_function.
13249 (neon_set_p, neon_crypto_set_p): Remove.
13250 (arm_init_builtins): Always call arm_init_neon_builtins and
13251 arm_init_crypto_builtins.
13252 (arm_expand_builtin): Check that builtins are allowed for the arch.
13253 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13254 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13255 arm_init_neon_builtins call.
13257 2016-01-15 Richard Biener <rguenther@suse.de>
13259 PR tree-optimization/69117
13260 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13261 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13262 of the leader conservatively.
13263 (free_scc_vn): Restore original SSA name infos.
13265 2016-01-14 Jeff Law <law@redhat.com>
13267 PR tree-optimization/69270
13268 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13269 single bit of precision, verify it's also unsigned.
13270 (record_edge_info): Use constant_boolean_node rather than fold_convert
13271 to convert boolean_true/boolean_false to the right type.
13273 2016-01-14 Richard Henderson <rth@redhat.com>
13276 * loop-doloop.c (record_reg_sets): New.
13277 (doloop_optimize): Reject the transform if the sequence
13278 clobbers registers live at the end of the loop block.
13279 (doloop_optimize_loops): Enable df_live if needed.
13281 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13283 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13284 * config/rs6000/rs6000.c: Likewise.
13285 * config/rs6000/rs6000.h: Likewise.
13286 * config/rs6000/rs6000.md: Likewise.
13287 * doc/extend.texi: Likewsie.
13289 2016-01-14 Jeff Law <law@redhat.com>
13291 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13294 2016-01-14 Richard Henderson <rth@redhat.com>
13298 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13299 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13300 instead of builtin_decl_declared_p to test for declaration.
13302 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13304 * doc/loop.texi (Loop Analysis and Representation): Document
13305 loop_depth function.
13307 2016-01-14 Tom de Vries <tom@codesourcery.com>
13309 PR tree-optimization/68773
13310 * omp-low.c (expand_omp_target): Don't set force_output.
13311 * varpool.c (varpool_node::get_create): Same.
13312 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13313 offload_funcs with force_output.
13315 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13318 * lra-eliminations.c (move_plus_up): Don't change anything if either
13319 the outer or inner subreg mode is not MODE_INT.
13320 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13321 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13323 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13325 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13326 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13327 reduc_uplus_@var{m}): Remove.
13328 * expr.c (expand_expr_real_2): Remove expansion path for
13329 reduc_[us](min|max|plus) optabs.
13330 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13331 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13332 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13333 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13334 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13335 reduc_[us](min|max|plus) optabs.
13337 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13339 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13340 (reduc_plus_scal_v2sf): New.
13341 (reduc_smax_v2sf): Rename to...
13342 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13343 (reduc_smin_v2sf): Rename to...
13344 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13346 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13348 * alias.c (compare_base_symbol_refs): New function.
13349 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13352 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13354 PR middle-end/68146
13355 PR tree-optimization/69155
13356 * tree-complex.c: Include cfganal.h.
13357 (phis_to_revisit): New variable.
13358 (extract_component): Add phiarg_p argument. Assert that returned
13359 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13360 (update_phi_components): Partly rewrite to use loop over real/imag
13361 components instead of code duplication. If extract_component returns
13362 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13363 create_tmp_reg into the PHI node instead, and mention the phi triplet
13364 in phis_to_revisit.
13365 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13366 in phis_to_revisit at the end.
13368 2016-01-14 Richard Biener <rguenther@suse.de>
13370 PR tree-optimization/68060
13371 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13372 outer loop reduction is only used in the inner loop before
13373 detecting a double reduction.
13375 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13378 * combine.c (expand_field_assignment): Punt if compute_mode is
13379 unsupported scalar mode.
13381 2016-01-14 Richard Biener <rguenther@suse.de>
13383 PR tree-optimization/66856
13384 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13385 SLP node only if it built successfully.
13386 (vect_analyze_slp_instance): Adjust.
13388 2016-01-14 Jeff Law <law@redhat.com>
13390 PR tree-optimization/69270
13391 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13392 (record_edge_info): Use it. Convert boolean_{true,false}_node
13393 to the type of op0.
13395 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13398 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13399 use block_ultimate_origin
13400 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13402 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13404 * doc/invoke.texi (Submodel Options): Rename section to
13405 "Machine-Dependent Options" to better reflect its content.
13406 Rewrite introductory text to remove archaic CPU names.
13409 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13411 * doc/invoke.texi (Code Gen Options): Move section up in file,
13412 before target-specific options. Update menu and option summary
13413 to reflect the new section ordering.
13415 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13417 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13418 (C++ Dialect Options): Add cross-reference to -std option.
13419 * doc/standards.texi (C++ Language): Document C++14 support.
13421 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13423 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13424 for pack/unpack functions for __ibm128.
13425 (PACK_IF): Likewise.
13426 (UNPACK_IF): Likewise.
13428 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13429 support for __ibm128 pack/unpack functions.
13430 (rs6000_invalid_builtin): Likewise.
13431 (rs6000_init_builtins): Likewise.
13432 (rs6000_opt_masks): Likewise.
13434 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13435 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13437 (RS6000_BTM_COMMON): Likewise.
13439 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13440 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13441 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13442 128-bit floating point. Add support for the double values to be
13443 in Altivec registers for TF/IF packing and unpacking, but restrict
13444 TD packing sub-fields to be FPR registers. Don't allow overlapped
13445 register support for packing. Allow pack inputs to be memory
13446 locations. Don't build generator functions for unpack<mode>_dm
13447 and unpack<mode>_nodm.
13448 (unpack<mode>_dm): Likewise.
13449 (unpack<mode>_nodm): Likewise.
13450 (pack<mode>): Likewise.
13452 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13453 built-in functions to pack/unpack explicit __ibm128 values.
13454 (__builtin_unpack_ibm128): Likewise.
13456 * doc/extend.texi (PowerPC Built-in Functions): Document
13457 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13459 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13462 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13463 Add new arg loc and pass it down as context.
13464 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13465 to the location to use for the warning.
13466 (check_function_arguments): New arg loc. All callers changed. Pass
13467 it to check_function_nonnull.
13468 * c-common.h (check_function_arguments): Adjust declaration.
13470 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13472 PR tree-optimization/69156
13473 * gimple.c (validate_type): Removed.
13474 (gimple_builtin_call_types_compatible_p): Use
13475 useless_type_conversion_p instead of validate_type.
13476 * value-prof.c (gimple_stringop_fixed_value): Fold
13477 icall_size to correct type.
13479 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13481 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13484 2016-01-13 Richard Henderson <rth@redhat.com>
13487 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13488 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13489 (ix86_builtin_tm_store): Remove.
13490 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13491 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13492 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13493 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13494 * doc/tm.texi: Rebuild.
13496 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13497 (BUILT_IN_TM_MEMCPY_RTWN): New.
13498 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13499 fallback from vector to integer helpers.
13500 (build_tm_load): Handle vector types directly, instead of
13502 (build_tm_store): Likewise.
13503 (expand_assign_tm): Prepare for register types not handled by
13504 the above. Copy them to memory and use memcpy.
13505 * tree.c (tm_define_builtin): New.
13506 (find_tm_vector_type): New.
13507 (build_tm_vector_builtins): New.
13508 (build_common_builtin_nodes): Call it.
13510 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13512 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13513 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13515 2016-01-13 Tom de Vries <tom@codesourcery.com>
13517 PR tree-optimization/69169
13518 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13519 handled_struct_type param.
13520 (create_variable_info_for, intra_create_variable_infos): Call
13521 create_variable_info_for_1 with extra arg.
13523 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13525 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13526 and "armv8.1-a+crc" entries.
13528 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13531 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13532 Change first operand predicate from register_or_constm1_operand
13533 to register_operand.
13534 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13535 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13536 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13537 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13538 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13539 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13540 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13541 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13542 comparison with constm1_rtx from vec_prefetch_gen part.
13544 2016-01-13 Richard Biener <rguenther@suse.de>
13546 PR tree-optimization/69013
13547 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13548 Exchange assert for a test.
13550 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13553 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13555 2016-01-13 Richard Biener <rguenther@suse.de>
13557 PR tree-optimization/69242
13558 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13559 assert with a check.
13561 2016-01-13 Richard Biener <rguenther@suse.de>
13563 PR tree-optimization/69186
13564 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13565 Properly guard vect_update_misalignment_for_peel call.
13567 2016-01-12 Jeff Law <law@redhat.com>
13569 PR tree-optimization/pr67755
13570 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13571 "need_profile_correction".
13572 (thread_block_1): Initialize new field to false by default. If we
13573 have multiple thread paths through a common joiner to different
13574 final targets, then set new field to true.
13575 (compute_path_counts): Only do count adjustment when it's really
13578 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13580 * doc/invoke.texi (Spec Files): Move section down in file, past
13581 all command-line option descriptions.
13583 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13585 PR middle-end/54809
13586 * doc/gty.texi: Remove documentation of mark_hook.
13587 * gengtype.c (struct write_types_data): Remove code to support
13588 mark_hook attribute.
13589 (walk_type): Likewise.
13590 (write_func_for_structure): Likewise.
13592 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13594 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13595 Directory Options, and -specs= to Overall Options.
13596 (Overall Options): Adjust similarly. Reorder to group related
13597 options together. Make -specs= cross-reference the spec file details.
13598 (Directory Options): Adjust similarly.
13600 2016-01-12 Jeff Law <law@redhat.com>
13602 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13604 2016-01-12 Olivier Hainque <hainque@adacore.com>
13606 * gcc.c (spec_undefvar_allowed): New global.
13607 (process_command): Set to true when running for --version or --help,
13609 (getenv_spec_function): When the variable is not defined, use the
13610 variable name as the variable value if we're allowed not to issue
13613 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13615 PR tree-optimization/68911
13616 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13617 information computed for expression "init + nit * step".
13619 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13621 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13622 about name of GCC executable. Remove deleted node from menu.
13623 (Directory Options) <-B>: Remove cross-reference to deleted node.
13624 (Target Options): Delete section.
13626 2016-01-12 Christian Bruel <christian.bruel@st.com>
13629 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13630 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13632 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13635 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13636 aligned_mem is properly set for AVX512-VL floating point masked
13640 * ifcvt.c (cond_exec_process_if_block): When removing the last
13641 insn from then_bb, remove also any possible barriers that follow it.
13643 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13647 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13648 (PTRDIFF_TYPE): Likewise.
13649 (WCHAR_TYPE): Likewise.
13650 (WCHAR_TYPE_SIZE): Likewise.
13651 (STDINT_LONG32): Likewise.
13653 2016-01-12 Richard Biener <rguenther@suse.de>
13655 PR tree-optimization/69053
13656 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13657 convert initial value for cond reductions.
13659 2016-01-12 Richard Biener <rguenther@suse.de>
13661 PR tree-optimization/69007
13662 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13663 widen_sum after dot_prod and sad.
13665 2016-01-12 Richard Biener <rguenther@suse.de>
13667 PR tree-optimization/69168
13668 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13669 pattern stmt SLP type.
13670 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13671 end up unused so cope with that case.
13673 2016-01-12 Richard Biener <rguenther@suse.de>
13675 PR tree-optimization/69157
13676 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13677 stmts def type only during analyze phase.
13678 (vectorizable_call): Likewise.
13679 (vectorizable_simd_clone_call): Likewise.
13680 (vectorizable_conversion): Likewise.
13681 (vectorizable_assignment): Likewise.
13682 (vectorizable_shift): Likewise.
13683 (vectorizable_operation): Likewise.
13684 (vectorizable_store): Likewise.
13685 (vectorizable_load): Likewise.
13687 2016-01-12 Richard Biener <rguenther@suse.de>
13689 PR tree-optimization/69174
13690 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13692 (vectorizable_load): Properly compute the number of loads needed
13693 for permuted strided SLP loads and do not spuriously assign
13694 to SLP_TREE_VEC_STMTS.
13696 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13698 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13699 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13700 (MD_EXEC_PREFIX): Remove.
13701 (MD_STARTFILE_PREFIX) Removee.
13702 (FILE_NAME_ABSOLUTE_P): Remove.
13703 (CPP_SPEC): Do not read macros from sys/version.h.
13704 (LINK_COMMAND_SPEC): Remove.
13705 (LOCAL_INCLUDE_DIR): Remove.
13706 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13707 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13708 (POST_LINK_SPEC): Define to invoke stubify after linker
13709 (LIBSTDCXX): Remove define
13710 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13711 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13712 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13713 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13714 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13715 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13716 (i386_djgpp_asm_named_section): Add propotype of new procedure
13718 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13719 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13720 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13721 in config/i386/djgpp.h).
13722 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13723 STANDARD_STARTFILE_PREFIX_1.
13724 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13725 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13726 installation errors.
13727 (MAX_OFILE_ALIGNMENT): Define to 128.
13728 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13730 * config/i386/djgpp.c: New file. Add implementation of
13731 i386_djgpp_asm_named_section.
13733 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13735 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13736 Add rule for building djgpp.o.
13738 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13740 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13741 (rtx_is_swappable_p): Reductions are swappable.
13742 (insn_is_swappable_p): V2DF reductions are swappable.
13744 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13746 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13747 reloads for other unsupported memory operands.
13749 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13750 Jim Wilson <jim.wilson@linaro.org>
13753 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13754 copy_to_mode_reg instead of force_reg.
13756 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13759 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13760 TARGET_80387 is true.
13762 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13765 * lra-eliminations.c (move_plus_up): Only move plus up
13766 if subreg of the constant can be simplified into constant
13767 and use the simplified subreg of the constant instead of
13768 the original constant.
13770 * fold-const.c (fold_convertible_p): Don't return true
13771 for conversion of VECTOR_TYPE to same sized integral type.
13772 (fold_convert_loc): Fix up formatting. Fold conversion of
13773 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13774 instead of NOP_EXPR.
13776 PR tree-optimization/69214
13777 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13778 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13781 PR tree-optimization/69207
13782 * tree-vect-slp.c (vect_get_constant_vectors): For
13783 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13784 fold_convertible_p to vector_type's element type, and always
13785 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13787 2016-01-11 Richard Biener <rguenther@suse.de>
13789 PR tree-optimization/69173
13790 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13791 fixup the cycle if all stmts are in a pattern.
13793 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13795 PR middle-end/68999
13796 * alias.c (base_alias_check): Move check for addresses with
13797 alignment ANDs before the call for compare_base_decls.
13798 (memrefs_conflict_p): Return -1 for different decls
13799 that went through alignment adjustments.
13801 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13803 PR rtl-optimization/68796
13804 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13805 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13806 and QImode comparisons against zero with CC_NZmode.
13807 * config/aarch64/iterators.md (short_mask): New mode_attr.
13809 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13811 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13812 (<avx512>_store<mode>_mask): Likewise.
13814 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13815 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13817 PR rtl-optimization/68841
13818 * ifcvt.c (struct noce_if_info): Add orig_x field.
13819 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13820 Don't record conflicts on to_rename if it's present.
13821 Allow memory destinations in sets.
13822 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13823 blocks, passing orig_x to the checks.
13824 (noce_process_if_block): Set if_info->orig_x appropriately.
13826 2016-01-11 Tom de Vries <tom@codesourcery.com>
13828 PR tree-optimization/69069
13829 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13831 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13833 PR rtl-optimization/68920
13834 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13835 of conditional moves for RTL if-conversion to 1 for
13836 TARGET_ONE_IF_CONV_INSN.
13837 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13838 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13839 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13840 parameter to restirct number of conditional moves for
13842 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13843 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13846 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13849 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13850 onepart vars. Fix typo in comment. Fix reversed condition in
13852 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13855 * var-tracking.c (dump_onepart_variable_differences): New.
13856 (dataflow_set_different): If a detailed dump is requested,
13857 delay early returns and dump differences between onepart
13858 variables present before and after, and added variables.
13860 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13863 * expr.c (expand_expr_real_1): For boolean vector constants
13864 with a scalar mode use const_scalar_mask_from_tree.
13865 (const_scalar_mask_from_tree): New.
13866 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13867 assigned to a mask type to handle constants.
13869 2016-01-11 Martin Jambor <mjambor@suse.cz>
13872 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13873 useless parameters if we cannot change function signature.
13875 2016-01-11 Martin Jambor <mjambor@suse.cz>
13878 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13881 2016-01-11 Tom de Vries <tom@codesourcery.com>
13883 PR tree-optimization/69109
13884 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13887 2016-01-11 Tom de Vries <tom@codesourcery.com>
13889 PR tree-optimization/69108
13890 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13891 res is not used in a phi.
13893 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13896 * common.opt (frandom-seed): Fix parameter name.
13897 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13899 2016-01-11 Tom de Vries <tom@codesourcery.com>
13901 PR tree-optimization/69058
13902 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13905 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13907 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13908 (mcode-density): Likewise.
13910 2016-01-10 Tom de Vries <tom@codesourcery.com>
13912 PR tree-optimization/69062
13913 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13914 (parallelize_loops): Don't paralelize loop that has phi with address
13917 2016-01-10 Tom de Vries <tom@codesourcery.com>
13919 PR tree-optimization/69039
13920 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13923 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13925 PR middle-end/68743
13926 * match.pd: Require target has function_c99_misc before doing
13927 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13929 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13931 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13933 * configure: Regenerate.
13935 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13937 PR middle-end/50865
13938 PR tree-optimization/69097
13939 * fold-const.h (expr_not_equal_to): New prototype.
13940 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13941 (expr_not_equal_to): New function.
13942 * match.pd (X % -Y is the same as X % Y): Don't optimize
13943 unless X is known not to be equal to minimum or Y is known
13944 not to be equal to -1.
13945 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13946 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13947 (simplify_stmt_using_ranges): Adjust caller.
13948 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
13949 substitute_and_fold.
13951 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
13953 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
13956 2016-01-08 Jakub Jelinek <jakub@redhat.com>
13958 PR tree-optimization/69167
13959 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
13960 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
13962 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
13964 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13965 Richard Biener <rguenther@suse.de>
13967 PR tree-optimization/68707
13968 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
13969 instances that can be handled via vect_load_lanes.
13971 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
13973 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
13974 if we can't determine address equivalence.
13975 * alias.c (compare_base_decl): Update for changed return value of
13976 symtab_node::equal_address_to.
13978 2016-01-08 Jason Merrill <jason@redhat.com>
13982 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
13983 * expr.c (store_field): Not here.
13984 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
13985 call with TREE_ADDRESSABLE type.
13986 * tree-cfg.c (verify_gimple_call): Adjust.
13988 2016-01-08 Olivier Hainque <hainque@adacore.com>
13990 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
13993 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
13995 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
13996 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
13997 (reduc_smin_v2sf): Rename to...
13998 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
13999 (reduc_splus_v2sf): Rename to...
14000 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14002 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14004 PR tree-optimization/69162
14005 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14006 valist argument in another argument.
14007 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14008 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14009 to determine the va_list type, build a MEM_REF instead of
14010 build_fold_indirect_ref.
14012 PR tree-optimization/69172
14013 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14016 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14018 PR tree-optimization/67781
14019 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14020 and cmpnop in two steps: first the ones not accessed in original
14021 gimple expression in a endian independent way and then the ones not
14022 accessed in the final result in an endian-specific way.
14024 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14026 PR tree-optimization/69083
14027 * tree-vect-slp.c (vect_get_constant_vectors): For
14028 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14029 element type. If op is fold_convertible_p to vector_type's element
14030 type, use NOP_EXPR instead of VCE.
14032 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14034 PR rtl-optimization/67778
14035 PR rtl-optimization/68634
14036 PR rtl-optimization/68909
14037 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14038 block from the stack until done with it. Remove a superfluous
14039 bitmap set. Remove a superfluous bitmap test.
14041 2016-01-07 Martin Sebor <msebor@redhat.com>
14044 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14045 constraint on the type of arguments.
14047 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14049 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14050 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14051 unaligned_access on the gcc_options set.
14052 * config/arm/arm.c (arm_option_override_internal): Use
14053 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14055 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14058 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14059 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14061 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14064 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14067 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14068 depending on frame_pointer_needed before remaining integer and SSE
14069 registers are saved.
14071 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14074 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14076 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14079 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14080 Use the "xBm" constraint.
14081 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14083 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14084 (sse_cvtsi2ssq<round_name>): Likewise.
14085 (sse_cvtss2si<round_name>): Likewise.
14086 (sse_cvtss2siq<round_name>): Likewise.
14087 (sse2_cvtsi2sdq<round_name>): Likewise.
14088 (sse2_cvtsd2si<round_name>): Likewise.
14089 (sse2_cvtsd2siq<round_name>): Likewise.
14090 * config/i386/subst.md (round_nimm_scalar_predicate): New
14093 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14095 PR middle-end/67639
14096 * varasm.c (make_decl_rtl): Mark invalid register vars as
14099 PR rtl-optimization/66206
14100 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14101 All callers changed.
14103 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14105 PR tree-optimization/69141
14106 * tree-ssa-pre.c: Include langhooks.h.
14107 (eliminate_dom_walker::before_dom_children): Use
14108 lang_hooks.decl_printable_name instead of
14109 cgraph_node::get ()->name ().
14111 PR middle-end/68960
14112 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14113 it and DECL_ALIGN too.
14115 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14117 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14119 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14122 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14123 depending on frame_pointer_needed before remaining integer and SSE
14124 registers are saved.
14126 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14128 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14129 mode iterator with VSX_M2.
14130 (*p9_vecstore_<mode>): Likewise.
14131 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14132 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14133 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14134 (define_split for VSX_LE128 stores): Likewise.
14135 (define_peephole2 for TImode LE swaps): Likewise.
14136 (define_split for VSX_LE128 post-reload stores): Likewise.
14138 2016-01-06 Marek Polacek <polacek@redhat.com>
14141 * convert.c (convert_to_integer_1): Adjust call to
14142 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14143 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14144 EXPR instead of ARG.
14145 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14147 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14150 * doc/extend.texi (RL78 Variable Attributes): New section.
14152 2016-01-05 Marek Polacek <polacek@redhat.com>
14155 * builtins.c (get_memmodel): Use expansion point location rather than
14156 the input location. Call warning_at rather than warning.
14157 (expand_builtin_atomic_compare_exchange): Likewise.
14158 (expand_builtin_atomic_load): Likewise.
14159 (expand_builtin_atomic_store): Likewise.
14160 (expand_builtin_atomic_clear): Likewise.
14162 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14165 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14166 Replace nonimmediate_operand with vector_operand.
14167 * config/i386/predicates.md (vector_operand): New predicate.
14168 (general_vector_operand): Replace nonimmediate_operand with
14170 * config/i386/sse.md: Replace nonimmediate_operand with
14171 vector_operand and m constraint with Bm constraint on SSE
14172 patterns with 16-byte memory operand.
14173 * config/i386/subst.md (round_nimm_predicate): Replace
14174 nonimmediate_operand with vector_operand.
14175 (round_saeonly_nimm_predicate): Likewise.
14176 (round_saeonly_nimm_scalar_predicate): New.
14178 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14181 * config/i386/constraints.md (Bm): New constraint.
14182 * config/i386/predicates.md (vector_memory_operand): New
14184 * config/i386/sse.md: Replace xm with xBm in plusminus and
14185 any_logic patterns.
14187 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14190 * doc/extend.texi (V850 Function Attributes): New section.
14191 (V850 Variable Attributes): New section.
14193 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14196 * doc/extend.texi (MicroBlaze Function Attributes): Document
14197 interrupt_handler and fast_interrupt attributes.
14199 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14202 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14203 for local symbolic operands.
14204 * config/ia64/predicates.md (local_symbolic_operand64): New
14207 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14209 PR rtl-optimization/68651
14210 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14213 2016-01-05 Nathan Sidwell <nathan@acm.org>
14215 * alias.c (compare_base_decls): Use symtab_node::get.
14217 2016-01-05 Nick Clifton <nickc@redhat.com>
14220 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14221 secondary_reload_info structure.
14224 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14225 decls if weak support is available.
14227 2016-01-04 Martin Sebor <msebor@redhat.com>
14229 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14231 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14233 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14234 OPTION_MASK_P9_DFORM.
14236 * config/rs6000/constraints.md (wo constraint): New constraint for
14239 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14241 (rs6000_init_hard_regno_mode_ok): Likewise.
14243 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14246 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14247 expanders not to have constraints. Add support for ISA 3.0 xxperm
14248 instruction. Add support for fusing xxlor with xxperm.
14249 (altivec_vperm_<mode>_internal): Likewise.
14250 (altivec_vperm_v8hiv16qi): Likewise.
14251 (altivec_vperm_<mode>v16q): Likewise.
14252 (altivec_vperm_<mode>_uns): Likewise.
14253 (vperm_v8hiv4si): Likewise.
14254 (vperm_v16qiv8hi): Likewise.
14256 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14258 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14260 Update copyright years.
14262 * gcc.c (process_command): Update copyright notice dates.
14263 * gcov-dump.c (print_version): Ditto.
14264 * gcov.c (print_version): Ditto.
14265 * gcov-tool.c (print_version): Ditto.
14266 * gengtype.c (create_file): Ditto.
14267 * doc/cpp.texi: Bump @copying's copyright year.
14268 * doc/cppinternals.texi: Ditto.
14269 * doc/gcc.texi: Ditto.
14270 * doc/gccint.texi: Ditto.
14271 * doc/gcov.texi: Ditto.
14272 * doc/install.texi: Ditto.
14273 * doc/invoke.texi: Ditto.
14275 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14277 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14278 modes larger than TImode as TImode if NEON is not enabled.
14280 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14283 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14284 mode for %f0-%f31 only if TARGET_FPU.
14286 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14289 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14290 to compute the PACKED_P predicate.
14291 (function_arg_record_value): Minor tweaks.
14293 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14295 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14296 option for arm*-*-* targets.
14298 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14300 * doc/extend.texi (Common Function Attributes): Move docs for
14301 MSP430-specific attributes to....
14302 (MSP430 Function Attributes): ...here. Delete the redundant
14303 entries and copy-edit the remaining text.
14304 (MSP430 Variable Attributes): Use uniform format for index
14305 entries and add a cross-reference to the corresponding function
14308 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14310 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14312 (x86 Options): Likewise.
14314 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14318 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14319 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14320 to corresponding attribute.
14322 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14324 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14325 to correct alphabetization of table. Copy-edit and correct
14327 <stack_protect>: Likewise.
14328 <target_clones>: Likewise.
14330 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14331 Correct punctuation.
14332 (Code Gen Options) <-fno-plt>: Copy-edit.
14334 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14337 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14338 SI values. Explicitly convert SI to DI and vice-versa.
14340 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14342 PR tree-optimization/69070
14343 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14344 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14347 * ubsan.c (ubsan_instrument_float_cast): Call
14348 initialize_sanitizer_builtins.
14351 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14353 Copyright (C) 2016 Free Software Foundation, Inc.
14355 Copying and distribution of this file, with or without modification,
14356 are permitted in any medium without royalty provided the copyright
14357 notice and this notice are preserved.