1 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3 * cfg.c (check_bb_profile): Do not report mismatched profiles when
4 only edges out of BB are EH edges.
6 2016-06-04 Martin Sebor <msebor@redhat.com>
7 Marcin Baczyński <marbacz@gmail.com>
10 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
11 a void expression in a void function.
13 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
16 aux; dump reasons of decisions.
17 (should_duplicate_loop_header_p): Likewise.
18 (do_while_loop_p): Likewise.
19 (ch_base::copy_headers): Dump asi num insns duplicated.
21 2016-06-04 Jakub Jelinek <jakub@redhat.com>
23 PR tree-optimization/71405
24 * tree-ssa.c (execute_update_addresses_taken): For clobber with
25 incompatible type, build a new clobber with the right type instead
26 of building a VIEW_CONVERT_EXPR around it.
28 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
30 PR tree-optimization/52171
31 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
32 by_pieces_ninsns instead of move_by_pieces_ninsns.
34 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
36 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
37 for reg+reg addressing mode.
39 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
41 * rs6000-c.c (c/c-tree.h): Add #include.
42 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
43 in C++ when found in the base position of vec_ld or vec_st.
45 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
47 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
48 use of profile unless profile status is PROFILE_READ.
49 * profile.c (compute_branch_probabilities): Set profile status
50 only after reporting predictor hitrates.
52 2016-06-03 Joseph Myers <joseph@codesourcery.com>
56 * common.opt (ffp-int-builtin-inexact): New option.
57 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
58 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
59 (ceil@var{m}2): Document dependence on this option.
60 * ipa-inline-transform.c (inline_call): Handle
61 flag_fp_int_builtin_inexact.
62 * ipa-inline.c (can_inline_edge_p): Likewise.
63 * config/i386/i386.md (rintxf2): Do not test
64 flag_unsafe_math_optimizations.
65 (rint<mode>2_frndint): New define_insn.
66 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
67 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
68 for 387 instead of extending and truncating.
69 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
70 !flag_trapping_math instead of flag_unsafe_math_optimizations.
71 Change to frndint<mode>2_<rounding>.
72 (frndintxf2_<rounding>_i387): Likewise. Change to
73 frndint<mode>2_<rounding>_i387.
74 (<rounding_insn>xf2): Likewise.
75 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
76 !flag_trapping_math instead of flag_unsafe_math_optimizations for
77 x87. Test TARGET_ROUND || !flag_trapping_math ||
78 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
79 SSE. Use ROUND_NO_EXC in constant operand of
80 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
81 for 387 instead of extending and truncating.
83 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
84 Julia Koval <julia.koval@intel.com>
96 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
97 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
98 all registers, except for function return registers if there are
99 no caller-saved registers.
100 (ix86_set_func_type): New function.
101 (ix86_set_current_function): Call ix86_set_func_type to set
102 no_caller_saved_registers and func_type. Call reinit_regs if
103 caller-saved registers are changed. Don't allow MPX, SSE, MMX
104 nor x87 instructions in interrupt handler nor function with
105 no_caller_saved_registers attribute.
106 (ix86_function_ok_for_sibcall): Return false if there are no
107 caller-saved registers.
108 (type_natural_mode): Don't warn ABI change for MMX in interrupt
110 (ix86_function_arg_advance): Skip for callee in interrupt
112 (ix86_function_arg): Return special arguments in interrupt
114 (ix86_promote_function_mode): Promote pointer to word_mode only
115 for normal functions.
116 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
118 (ix86_epilogue_uses): New function.
119 (ix86_hard_regno_scratch_ok): Likewise.
120 (ix86_save_reg): Preserve all registers in interrupt handler
121 after reload. Preserve all registers, except for function
122 return registers, if there are no caller-saved registers after
124 (find_drap_reg): Always use callee-saved register if there are
125 no caller-saved registers.
126 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
127 for interrupt handler.
128 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
129 Emit cld instruction if stringops are used in interrupt handler
130 or interrupt handler isn't a leaf function.
131 (ix86_expand_epilogue): Generate interrupt return for interrupt
132 handler and pop the 'ERROR_CODE' off the stack before interrupt
133 return in exception handler.
134 (ix86_expand_call): Disallow calling interrupt handler directly.
135 If there are no caller-saved registers, mark all registers that
136 are clobbered by the call which returns as clobbered.
137 (ix86_handle_no_caller_saved_registers_attribute): New function.
138 (ix86_handle_interrupt_attribute): Likewise.
139 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
141 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
142 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
143 accumulation in interrupt function if stack may be realigned to
145 (EPILOGUE_USES): New.
146 (function_type): New enum.
147 (machine_function): Add func_type and no_caller_saved_registers.
148 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
149 (interrupt_return): New pattern.
150 * doc/extend.texi: Document x86 interrupt and
151 no_caller_saved_registers attributes.
153 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
155 PR tree-optimization/52171
156 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
157 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
158 Look for constant strings. Move some code to emit_block_cmp_hints
160 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
161 * defaults.h (COMPARE_MAX_PIECES): New macro.
162 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
163 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
164 (clear_by_pieces_1): Don't declare. Move definition before use.
165 (can_do_by_pieces): New static function.
166 (can_move_by_pieces): Use it. Return bool.
167 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
168 OP. All callers changed. Handle COMPARE_BY_PIECES.
169 (class pieces_addr); New.
170 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
171 pieces_addr::adjust, pieces_addr::increment_address,
172 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
174 (class op_by_pieces_d): New.
175 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
177 (class move_by_pieces_d, class compare_by_pieces_d,
178 class store_by_pieces_d): New subclasses of op_by_pieces_d.
179 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
180 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
181 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
182 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
183 compare_by_pieces_d::finish_mode): New member functions.
184 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
186 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
187 (emit_block_cmp_hints): New function.
188 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
189 use the newly defined classes.
190 * expr.h (by_pieces_constfn): New typedef.
191 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
192 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
193 (move_by_pieces_ninsns): Don't declare.
194 (can_move_by_pieces): Change return value to bool.
195 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
196 (compare_by_pieces_branch_ratio): New hook.
197 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
198 (by_pieces_ninsns): Declare.
199 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
201 (default_compare_by_pieces_branch_ratio): New function.
202 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
203 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
204 * doc/tm.texi: Regenerate.
205 * tree-ssa-strlen.c: Include "builtins.h".
206 (handle_builtin_memcmp): New static function.
207 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
208 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
210 2016-06-03 Alan Hayward <alan.hayward@arm.com>
212 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
213 relevant stmts which are simple and invariant.
214 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
215 instead of simple and invariant
217 2016-06-03 Alan Hayward <alan.hayward@arm.com>
219 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
220 (vectorizable_reduction): Check for new relevant state.
221 (vectorizable_live_operation): vectorize live stmts using
222 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
223 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
224 (vect_stmt_relevant_p): Check for stmts which are only used live.
225 (process_use): Use of a stmt does not inherit it's live value.
226 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
227 (vect_analyze_stmt): Check for new relevant state.
228 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
229 outside the loop, but not inside it.
231 2016-06-03 Alan Hayward <alan.hayward@arm.com>
233 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New
234 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New
235 (vect_get_vec_def_for_operand): Split out code.
237 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
239 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
241 2016-06-03 Alan Hayward <alan.hayward@arm.com>
243 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
245 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
247 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
249 2016-06-03 Jakub Jelinek <jakub@redhat.com>
252 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
253 to noreturn e->callee->decl that has void return type and void
254 arguments, adjust gimple_call_fntype and remove lhs even if it had
255 previously addressable type.
257 2016-06-02 Jeff Law <law@redhat.com>
259 PR tree-optimization/71328
260 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
261 error when checking for a jump back onto the copied path.
263 2016-06-02 David Malcolm <dmalcolm@redhat.com>
265 * config/microblaze/microblaze.c (get_branch_target): Add return
266 NULL_RTX for the non-CALL_P case.
267 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
268 (insert_wic): Remove unused local "j".
270 2016-06-02 Martin Liska <mliska@suse.cz>
272 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
274 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
275 Julia Koval <julia.koval@intel.com>
277 * function.c (assign_parm_setup_stack): Force source into a
279 * target.def (function_incoming_arg): Update documentation to
280 allow arbitrary address computation based on hard register.
281 * doc/tm.texi: Regenerated.
283 2016-06-02 Martin Liska <mliska@suse.cz>
285 * predict.c (combine_predictions_for_bb): Fix first match in
286 cases where a first predictor contains more than one occurence
287 in list of predictors. Take the best value in such case.
289 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
291 PR rtl-optimization/71295
292 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
293 offset would go over the size of the inner mode reject it.
295 2016-06-02 Jakub Jelinek <jakub@redhat.com>
297 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
298 x=x,x and v=v,m instead of x=x,m.
300 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
301 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
302 alternative to v=rm,C.
304 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
305 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
306 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
307 instead of vex for the last two above mentioned alternatives.
309 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
312 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
314 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
316 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
318 2016-06-01 David Malcolm <dmalcolm@redhat.com>
320 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
321 from int to unsigned.
323 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
325 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
326 alternatives, eliminating preferred register class. Add support
327 for the MTVSRDD instruction in ISA 3.0.
328 (vsx_splat_v4si_internal): Use splat_input_operand instead of
329 reg_or_indexed_operand.
330 (vsx_splat_v4sf_internal): Likewise.
332 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
335 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
336 for loading up all 0's or all 1's.
338 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
340 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
342 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
344 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
346 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
347 * gcc.c (set_source_date_epoch_envvar): New function, sets
348 the SOURCE_DATE_EPOCH environment variable to the current time.
350 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
352 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
353 the factor for live Phi nodes.
355 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
357 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
358 * tree-parloops.c (parallelize_loops): likewise.
359 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
360 tree_unswitch_outer_loop): likewise.
362 2016-06-01 Jakub Jelinek <jakub@redhat.com>
365 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
366 around creation of the temporary.
368 2016-06-01 Richard Biener <rguenther@suse.de>
370 PR tree-optimization/71366
371 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
372 (unloop_loops): Move removing edges here ...
373 (try_unroll_loop_completely): ... from here.
374 (try_peel_loop): ... and here.
375 (tree_unroll_loops_completely_1): Track parent loops via
376 bitmap of header BBs.
377 (tree_unroll_loops_completely): Adjust for that.
379 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
381 * config/rs6000/altivec.h (vec_slv): New macro.
382 (vec_srv): New macro.
383 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
384 (UNSPEC_VSRV): New value.
387 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
388 (vsrv): New builtin definition.
389 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
390 define argument types for new builtin.
391 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
393 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
396 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
397 Jocelyn Mayer <l_indien@magic.fr>
400 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
401 detect processor family for signature_CENTAUR_ebx.
402 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
403 signature_CENTAUR_ebx.
404 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
405 <default>: Pass x86-64 for has_longmode.
407 2016-06-01 Nathan Sidwell <nathan@acm.org>
409 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
412 2016-06-01 Richard Biener <rguenther@suse.de>
414 PR tree-optimization/71261
415 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
416 of stmts successfully put in the bool pattern. Remove
417 single-use restriction.
418 (adjust_bool_pattern_cast): Add cast at the use site via the
419 pattern def sequence.
420 (adjust_bool_pattern): Remove recursion, maintain a hash-map
421 of patterned defs. Use the pattern def seqence instead of
422 multiple independent patterns.
423 (sort_after_uid): New qsort compare function.
424 (adjust_bool_stmts): New function to process stmts in the bool
426 (vect_recog_bool_pattern): Adjust.
427 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
428 (ifcvt_walk_pattern_tree): Likewise.
429 (stmt_is_root_of_bool_pattern): Likewise.
430 (ifcvt_repair_bool_pattern): Likewise.
431 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
433 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
435 * loop-unroll.c (decide_unroll_constant_iterations,
436 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
438 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
440 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
442 * tree-core.h (enum omp_clause_code): Remove
443 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
445 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
447 * config/arm/sync.md (arm_store_exclusive<mode>):
448 Use 'H' output modifier on operands[2] rather than creating a new
449 entry in out-of-bounds memory of the operands array.
450 (arm_store_release_exclusivedi): Likewise.
452 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
454 * config/arm/arm.c (arm_fusion_enabled_p): New function.
455 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
456 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
457 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
459 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
461 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
462 into account live statements for mask producers.
464 2016-06-01 Richard Biener <rguenther@suse.de>
466 PR tree-optimization/71311
467 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
468 restrict to non-INTEGER_CST @0.
470 2016-06-01 Richard Biener <rguenther@suse.de>
472 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
473 (relational patterns): Use :c to avoid pattern duplications.
475 2016-06-01 Richard Biener <rguenther@suse.de>
477 * genmatch.c (comparison_code_p): New predicate.
478 (swap_tree_comparison): New function.
479 (commutate): Add for_vec parameter to append new for entries.
480 Support commutating relational operators by swapping it alongside
482 (lower_commutative): Adjust.
483 (dt_simplify::gen): Do not pass artificial operators to gen
485 (decision_tree::gen): Do not add artificial operators as parameters.
486 (parser::parse_expr): Verify operator commutativity when :c is
487 applied. Allow :C to override this.
488 * match.pd: Adjust patterns to use :C instead of :c where required.
490 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
492 PR tree-optimization/71077
493 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
494 the combining step, use boolean_false_node and boolean_true_node
495 as the designated false/true return values.
497 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
499 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
500 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
501 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
504 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
506 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
507 of flags impliying the register renaming.
508 * toplev.c (process_options): Do not imply flag_rename_registers with
511 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
513 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
514 default implementation.
516 2016-05-31 Nathan Sidwell <nathan@acm.org>
518 * dwarf2out.c (cur_line_info_table): Add GTY marker.
520 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
522 * config/sh/constraints.md (b): Remove constraint.
523 * config/sh/predicates.md (arith_reg_operand): Remove
525 * config/sh/sh-modes.def (PDI): Remove.
526 * config/sh/sh.c (sh_target_reg_class,
527 sh_optimize_target_register_callee_saved): Remove functions.
528 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
529 (sh_expand_epilogue): Update comment.
530 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
531 sh_secondary_reload): Remove TARGET_REGS related code.
532 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
533 TARGET_REGISTER_P): Remove macros.
534 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
535 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
536 TR1_REG, TR2_REG): Remove constants.
537 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
539 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
541 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
542 define_expand patterns.
543 (adddi3_compact): Rename to adddi3.
544 (subdi3_compact): Rename to subdi3.
545 (*negdi2): Rename to negdi2.
546 (*abs<mode>2): Rename to abs<mode>2.
548 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
550 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
551 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
552 (atomic_sub_fetchsi): ... this new pattern.
553 (mvtc): Add CC_REG clobber.
555 2016-05-31 Marek Polacek <polacek@redhat.com>
557 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
559 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
561 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
562 aarch64_fusion_enabled_p to check for fusion capabilities.
564 2016-05-31 Richard Biener <rguenther@suse.de>
566 PR tree-optimization/71352
567 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
568 minus one and a negate.
570 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
572 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
573 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
575 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
576 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
577 Remove use of aarch64_simd_attr_length_move, set length attribute
579 (*aarch64_be_movoi): Likewise.
580 (*aarch64_be_movci): Likewise.
581 (*aarch64_be_movxi): Likewise.
583 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
585 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
586 It no longer does that.
587 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
589 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
591 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
592 attribute __unused__.
594 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
596 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
597 * config/arm/arm.c (arm_arch_thumb1): Define.
598 (arm_option_override): Initialize arm_arch_thumb1.
599 * config/arm/arm.h (arm_arch_thumb1): Declare.
600 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
603 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
606 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
607 `Yv' for scalar operand.
609 2016-05-31 Tom de Vries <tom@codesourcery.com>
611 PR tree-optimization/69068
612 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
613 phis with more than two args.
615 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
617 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
618 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
621 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
623 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
625 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
627 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
628 cpu_32, cpu_64, tune_32 and tune_64.
629 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
631 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
635 2016-05-30 Andi Kleen <ak@linux.intel.com>
637 * auto-profile.c (read_profile): Replace asserts with errors
638 when file does not exist.
639 * gcov-io.c (gcov_read_words): Dito.
641 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
643 * tree-cfg.c (print_loop): Print likely upper bounds.
645 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
647 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
648 * opts.c (default_options): Enable peel loops at -O3.
649 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
650 (try_peel_loop): Do not re-peel already peeled loops;
651 use likely upper bounds; fix profile updating.
652 (pass_complete_unroll::execute): Initialize peeled_loops.
654 2016-05-30 Martin Liska <mliska@suse.cz>
656 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
657 computed costs by frequency of BB they belong to.
658 (get_scaled_computation_cost_at): New function.
660 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
661 Marc Glisse <marc.glisse@inria.fr>
663 PR tree-optimization/71289
664 * match.pd (-1 / B < A, A > -1 / B): New transformations.
666 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
668 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
670 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
672 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
673 for peeled copies; avoid underflow when updating estimates; correctly
676 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
678 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
679 r236875. Corrected oe3 to oe2 as obvious.
681 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
685 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
686 that inserted stmt will not dominate stmts that defines its operand.
687 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
688 (rewrite_expr_tree_parallel): Likewise.
690 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
693 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
694 all fields including stmt_to_insert are swapped.
696 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
698 * predict.h (force_edge_cold): Declare.
699 * predict.c (force_edge_cold): New function.
700 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
702 (canonicalize_loop_induction_variables): Fix formating.
704 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
706 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
707 (visium_expand_copysign): Use gen_int_mode directly.
708 (visium_compute_frame_size): Minor tweaks.
710 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
712 * tree-vect-loop.c (vect_analyze_loop_2): Use
713 likely_max_stmt_executions_int.
715 2016-05-30 Tom de Vries <tom@codesourcery.com>
717 PR tree-optimization/69067
718 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
720 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
724 New peepholes to remove unneeded fild/fistp pairs.
725 (define_peephole2 atomic_loaddi_fpu): Ditto.
727 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
729 * predict.c (maybe_hot_frequency_p): Avoid division.
731 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
733 * doc/install.texi: Use https for shop.fsf.org.
735 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
737 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
738 likely_max_stmt_executions_int.
740 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
742 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
743 likely_max_stmt_executions_int.
745 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
747 * profile.c (compute_branch_probabilities): Do not report hitrates
749 (branch_prob): Report hitrates here.
750 * predict.c (gimple_predict_edge): Do not assert profile status;
751 fix formatting issues.
753 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
755 * predict.c (edge_predicted_by_p): New function.
756 (predict_paths_for_bb): Do not put multiple predictions of the same type
759 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
761 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
764 2016-05-28 Alan Modra <amodra@gmail.com>
766 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
768 2016-05-28 Alan Modra <amodra@gmail.com>
770 PR rtl-optimization/71275
771 * ira.c (ira): Free dominance info.
773 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
775 * doc/sourcebuild.texi: New address for upstream Go repository.
777 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
779 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
780 (TARGET_ARM_V7M): Likewise.
782 2016-05-26 Jeff Law <law@redhat.com>
784 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
785 (thread_across_edge): Remove calls to find_jump_threads_backwards.
786 * passes.def: Add jump threading passes before DOM/VRP.
787 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
788 argument to a basic block from an edge. Remove tests which are
790 (pass_data_thread_jumps, class pass_thread_jumps): New.
791 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
792 (make_pass_thread_jumps): Likewise.
793 * tree-pass.h (make_pass_thread_jumps): Declare.
795 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
797 * config/visium/visium-protos.h (split_double_move): Rename into...
798 (visium_split_double_move): ...this.
799 (visium_split_double_add): Declare.
800 * config/visium/visium.c (split_double_move): Rename into...
801 (visium_split_double_move): ...this.
802 (visium_split_double_add): New function.
803 (visium_expand_copysign): Renumber operands for consistency.
804 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
805 (DFmode move splitter): Likewise.
806 (*addi3_insn): Split by means of visium_split_double_add.
807 (*adddi3_insn_flags): Delete.
808 (*plus_plus_sltu<subst_arith>): New insn.
809 (*subdi3_insn): Split by means of visium_split_double_add.
810 (subdi3_insn_flags): Delete.
811 (*minus_minus_sltu<subst_arith>): New insn.
812 (*negdi2_insn): Split by means of visium_split_double_add.
813 (*negdi2_insn_flags): Delete.
815 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
817 * configure.ac: Treat a --with-headers option without argument
818 the same as the default (i.e. consult sys-include directory).
819 * configure: Regenerate.
821 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
823 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
824 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
826 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
827 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
829 2016-05-27 Jiong Wang <jiong.wang@arm.com>
832 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
833 tree-stdarg analysis results.
834 (aarch64_setup_incoming_varargs): Likewise.
836 2016-05-27 Jiong Wang <jiong.wang@arm.com>
838 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
839 va_list_gpr_counter_field and va_list_fpr_counter_field.
841 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
844 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
845 * config/aarch64/aarch64.c
846 (aarch64_cannot_change_mode_class): Remove function.
847 * config/aarch64/aarch64-protos.h
848 (aarch64_cannot_change_mode_class): Remove.
850 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
852 * cfgloop.c (record_niter_bound): Record likely upper bounds.
853 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
854 get_likely_max_loop_iterations_int): New.
855 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
856 any_likely_upper_bound.
857 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
859 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
860 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
862 (unroll_loop_constant_iterations): Likewise.
863 (unroll_loop_runtime_iterations): Likewise.
864 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
865 * lto-streamer-out.c (output_cfg): Likewise.
866 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
868 (canonicalize_loop_induction_variables): Dump likely upper bounds.
869 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
870 (likely_max_loop_iterations): New.
871 (likely_max_loop_iterations_int): New.
872 (likely_max_stmt_executions): New.
873 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
874 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
875 likely_max_stmt_executions): Declare.
877 2016-05-27 Marek Polacek <polacek@redhat.com>
880 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
882 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
884 * config/s390/s390.md (2x risbg splitters): Use
885 reg_overlap_mentioned_p instead of rtx_equal_p.
887 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
889 * combine.c (make_compound_operation): Take known zero bits into
890 account when checking for possible zero_extend.
892 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
894 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
895 Use const_int_operand for operand 2 predicate. Simplify expand code
898 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
901 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
904 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
906 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
907 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
908 that returns CC_SESWPmode and CC_ZESWPmode.
909 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
911 (aarch64_rtx_costs): Likewise.
913 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
915 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
916 for ISA 3.0 min/max support.
917 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
918 conditional move support.
919 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
920 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
922 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
923 conditional moves where the comparison type is different from move
925 (fp_minmax): New code iterator for smin/smax.
926 (minmax): New code attributes for min/max.
928 (smax<mode>3): Combine min, max insns into one insn using the
929 fp_minmax code iterator. Add support for ISA 3.0 min/max
930 instructions that don't need -ffast-math.
931 (s<minmax><mode>3): Likewise.
932 (smax<mode>3_vsx): Likewise.
933 (smin<mode>3): Likewise.
934 (s<minmax><mode>3_vsx): Likewise.
935 (smin<mode>3_vsx): Likewise.
936 (pre-VSX min/max splitters): Likewise.
937 (s<minmax><mode>3_fpr): Likewise.
938 (movsfcc): Rewrite floating point conditional moves to combine
939 SFmode/DFmode into a single insn.
940 (mov<mode>cc): Likewise.
942 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
943 SFDF2 iterators to handle all combinations.
944 (fseldfsf4): Likewise.
945 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
946 (fseldfdf4): Likewise.
947 (fselsfdf4): Likewise.
948 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
949 comparison instructions that set a 0/-1 mask, and use it for
950 floating point conditional move via XXSEL.
951 (fpmask<mode>): Likewise.
952 (xxsel<mode>): Likewise.
953 * config/rs6000/predicates.md (min_max_operator): Delete, no
955 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
956 instructions that generate a 0/-1 mask for use with XXSEL.
957 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
958 say whether floating point min/max is available, either through
959 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
960 (TARGET_MINMAX_DF): Likewise.
962 2016-05-27 Alan Modra <amodra@gmail.com>
964 PR rtl-optimization/71275
965 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
966 for update_equiv_regs and combine_and_move_insns.
968 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
971 if_then_else or cond RTXes to calculate attribute value.
972 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
973 <attr "length_immediate>: Ditto.
974 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
975 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
976 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
977 <attr "type">: Ditto.
978 <attr "prefix_data16">: Ditto.
979 <attr "prefix_extra">: Ditto.
980 <attr "length_immediate">: Ditto.
981 <attr "prefix">: Ditto.
982 (vec_set<mode>_0) <attr "isa">: Ditto.
983 <attr "prefix_extra">: Ditto.
984 <attr "length_immediate">: Ditto.
985 <attr "prefix">: Ditto.
986 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
987 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
988 (sse2_storelpd) <attr "prefix_data16">: Ditto.
989 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
990 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
991 <attr "length_immediate">: Ditto.
992 <attr "prefix">: Ditto.
993 (sse2_movsd) <attr "length_immediate">: Ditto.
994 <attr "prefix">: Ditto.
995 (vec_concatv2df) <attr "isa">: Ditto.
996 <attr "prefix">: Ditto.
997 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
998 (*vec_extractv2di_1) <attr "isa">: Ditto.
999 <attr "type">: Ditto.
1000 <attr "length_immediate">: Ditto.
1001 <attr "prefix_rex">: Ditto.
1002 <attr "prefix_extra">: Ditto.
1003 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1004 <attr "prefix_extra">: Ditto.
1005 <attr "length_immediate">: Ditto.
1006 (vec_concatv2di) <attr "isa">: Ditto.
1007 <attr "prefix_extra">: Ditto.
1008 <attr "length_immediate">: Ditto.
1009 <attr "prefix">: Ditto.
1011 2016-05-26 Martin Liska <mliska@suse.cz>
1013 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1015 (operator+): Likewise.
1016 (operator-): Likewise.
1017 (comp_cost::operator+=): Likewise.
1018 (comp_cost::operator-=): Likewise.
1019 (comp_cost::operator/=): Likewise.
1020 (comp_cost::operator*=): Likewise.
1021 (operator<): Likewise.
1022 (operator==): Likewise.
1023 (operator<=): Likewise.
1025 (infinite_cost_p): Likewise.
1026 (add_costs): Likewise.
1027 (sub_costs): Likewise.
1028 (compare_costs): Likewise.
1029 (set_group_iv_cost): Use the newly introduced functions.
1030 (get_address_cost): Likewise.
1031 (get_shiftadd_cost): Likewise.
1032 (force_expr_to_var_cost): Likewise.
1033 (split_address_cost): Likewise.
1034 (ptr_difference_cost): Likewise.
1035 (difference_cost): Likewise.
1036 (get_computation_cost_at): Likewise.
1037 (determine_group_iv_cost_generic): Likewise.
1038 (determine_group_iv_cost_address): Likewise.
1039 (determine_group_iv_cost_cond): Likewise.
1040 (autoinc_possible_for_pair): Likewise.
1041 (determine_group_iv_costs): Likewise.
1042 (cheaper_cost_pair): Likewise.
1043 (iv_ca_recount_cost): Likewise.
1044 (iv_ca_set_no_cp): Likewise.
1045 (iv_ca_set_cp): Likewise.
1046 (iv_ca_cost): Likewise.
1047 (iv_ca_new): Likewise.
1048 (iv_ca_dump): Likewise.
1049 (iv_ca_narrow): Likewise.
1050 (iv_ca_prune): Likewise.
1051 (iv_ca_replace): Likewise.
1052 (try_add_cand_for): Likewise.
1053 (try_improve_iv_set): Likewise.
1054 (find_optimal_iv_set): Likewise.
1056 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1058 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1059 that internal functions will clobber all caller-saved registers.
1061 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1063 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1064 Return a better case_values_threshold when optimizing.
1066 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1068 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1069 Add ? to integer variant.
1070 (aarch64_combinez_be): Likewise.
1072 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1074 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1075 instead of x constraint.
1076 (vcvtps2ph256<mask_name>): Likewise.
1078 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1079 alternative. Formatting fix.
1081 * config/i386/sse.md
1082 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1084 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1085 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1086 maybe_evex prefix instead of vex.
1087 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1088 EXT_REX_SSE_REG_P (op0) case in the splitter.
1090 2016-05-25 Jeff Law <law@redhat.com>
1092 PR tree-optimization/71272
1093 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1094 Update comments. Add test for empty path.
1096 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1098 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1099 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1100 special case builtin.
1101 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1102 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1103 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1104 for __builtin_vec_cmpne.
1106 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1108 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1109 redundant test and bail out if the type of the new operand is not
1110 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1112 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1114 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1115 (x_ix86_target_flags_explicit): Remove.
1116 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1117 x_ix86_target_flags_explicit.
1118 (ix86_function_specific_restore): Ditto.
1120 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1121 H.J. Lu <hongjiu.lu@intel.com>
1124 * common/config/i386/i386-common.c
1125 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1126 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1127 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1128 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1129 (-mgeneral-regs-only): Add new option.
1130 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1131 x87 instructions if only general registers are allowed.
1132 (ix86_target_string): Add ix86_flags argument. Handle additional
1133 flags options through ix86_flags argument. Update all callers.
1134 * doc/invoke.texi: Document -mgeneral-regs-only.
1136 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1138 PR rtl-optimization/66940
1139 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1140 decrementing desired_val will not overflow before performing these
1143 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1145 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1146 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1147 * config/i386/i386.c (enum ix86_builtins): Add
1148 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1149 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1150 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1151 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1152 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1153 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1154 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1155 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1156 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1157 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1158 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1159 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1160 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1161 __builtin_ia32_cvtps2dq512_mask.
1162 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1163 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1164 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1165 * config/i386/sse.md
1166 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1168 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1169 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1171 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1172 (avx512f_vec_pack_sfix_v8df): New define_expand.
1173 (avx512f_roundpd512): Rename to ...
1174 (avx512f_round<castmode>512): ... this. Change iterator.
1175 (avx512f_roundps512_sfix): New define_expand.
1176 (round<mode>2_sfix): Change iterator.
1178 2016-05-25 Nick Clifton <nickc@redhat.com>
1180 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1181 static interrupt handler is detected.
1182 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1183 default linker script.
1184 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1185 the low part of a symbolic pointer.
1187 2016-05-25 Richard Biener <rguenther@suse.de>
1189 PR tree-optimization/71261
1190 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1191 interesting stmt instead of immediate uses when looking
1192 for the use operand to replace.
1194 2016-05-25 Martin Liska <mliska@suse.cz>
1196 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1198 2016-05-25 Richard Biener <rguenther@suse.de>
1200 PR tree-optimization/71264
1201 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1204 2016-05-25 Martin Liska <mliska@suse.cz>
1206 PR tree-optimization/71239
1207 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1208 if DECL_SIZE is NULL.
1210 2016-05-25 Richard Biener <rguenther@suse.de>
1212 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1213 * tree-if-conv.c (pass_data_if_conversion): Use it.
1215 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1217 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1218 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1219 * varpool.c (varpool_node::get_availability): Likewise.
1221 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1223 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1224 VNEGW/VNEGD instructions.
1225 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1226 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1227 support for ISA 3.0 VNEGW/VNEGD instructions.
1229 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1231 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1232 pointers inside OACC_DATA regions.
1233 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1234 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1235 (gimplify_adjust_omp_clauses): Fix typo in comment.
1237 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1239 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1240 parity built-in functions.
1241 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1243 (p9v_parity<mode>2): Likewise.
1244 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1246 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1247 (parity<mode>2): ISA 3.0 expander for vector parity.
1248 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1250 (BU_P9_64BIT_MISC_0): Likewise.
1251 (BU_P9_MISC_0): Likewise.
1252 (BU_P9V_AV_1): Likewise.
1253 (BU_P9V_AV_2): Likewise.
1254 (BU_P9V_AV_3): Likewise.
1255 (BU_P9V_AV_P): Likewise.
1256 (BU_P9V_VSX_1): Likewise.
1257 (BU_P9V_OVERLOAD_1): Likewise.
1258 (BU_P9V_OVERLOAD_2): Likewise.
1259 (BU_P9V_OVERLOAD_3): Likewise.
1260 (VCTZB): Add vector count trailing zeros support.
1264 (VPRTYBD): Add vector parity support.
1265 (VPRTYBQ): Likewise.
1266 (VPRTYBW): Likewise.
1267 (VCTZ): Add overloaded vector count trailing zeros support.
1268 (VPRTYB): Add overloaded vector parity support.
1269 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1270 overloaded vector count trailing zeros and parity instructions.
1271 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1272 vector parity support.
1273 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1274 trailing zeros support.
1275 (vec_cntlz): Likewise.
1276 (vec_vctzb): Likewise.
1277 (vec_vctzd): Likewise.
1278 (vec_vctzh): Likewise.
1279 (vec_vctzw): Likewise.
1280 (vec_vprtyb): Add ISA 3.0 vector parity support.
1281 (vec_vprtybd): Likewise.
1282 (vec_vprtybw): Likewise.
1283 (vec_vprtybq): Likewise.
1284 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1285 the ISA 3.0 vector count trailing zeros and vector parity built-in
1288 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1290 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1291 when there is stmt_to_insert.
1293 2016-05-24 Martin Sebor <msebor@redhat.com>
1296 * tree.h (complete_or_array_type_p): New inline function.
1298 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1300 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1301 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1302 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1304 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1305 Limit 1st alternative to noavx isa, split 2nd alternative into one
1306 noavx and one avx alternative, use *x and Bm in the former and
1307 x and m in the latter.
1309 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1310 of sse4 for the first alternative, drop %v from the template
1311 and d operand modifier. Split second alternative into one sse4_noavx
1312 and one avx alternative, use *x instead of *v in the former and v
1313 instead of *v in the latter.
1314 (*sse4_1_extractps): Use noavx isa instead of * for the first
1315 alternative, drop %v from the template. Split second alternative into
1316 one noavx and one avx alternative, use *x instead of *v in the
1317 former and v instead of *v in the latter.
1318 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1319 with noavx and the last one with avx.
1320 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1321 split the second one into one noavx and one avx alternative,
1322 use *x and Bm in the former and x and m in the latter one.
1323 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1326 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1327 first two alternatives to noavx, use *x instead of *v in the second
1328 one, add avx alternative without *.
1329 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1330 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1331 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1333 2016-05-24 Jeff Law <law@redhat.com>
1335 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1336 New function, extracted from...
1337 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1338 Allow simple copies and constant initializations in the SSA chain.
1340 2016-05-24 Marek Polacek <polacek@redhat.com>
1343 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1346 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1349 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1350 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1351 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1352 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1353 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1355 2016-05-24 Richard Biener <rguenther@suse.de>
1357 PR tree-optimization/71240
1358 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1361 2016-05-24 Richard Biener <rguenther@suse.de>
1363 PR tree-optimization/71230
1364 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1366 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1368 * tree-vectorizer.h (vectorizable_comparison): Delete.
1369 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1370 PURE_SLP_STMT check.
1371 * tree-vect-stmts.c (vectorizable_call): Likewise.
1372 (vectorizable_simd_clone_call): Likewise.
1373 (vectorizable_conversion): Likewise.
1374 (vectorizable_assignment): Likewise.
1375 (vectorizable_shift): Likewise.
1376 (vectorizable_operation): Likewise.
1377 (vectorizable_load): Likewise.
1378 (vectorizable_condition): Likewise.
1379 (vectorizable_store): Likewise. Assert that we don't have
1381 (vectorizable_comparison): Make static. Remove redundant
1382 PURE_SLP_STMT check.
1383 (vect_transform_stmt): Assert that we always have an slp_node
1386 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1388 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1389 operands[2] against 1 with comparison against CONST1_RTX.
1390 (<shift>di3_neon): Likewise.
1391 * config/arm/predicates.md (const0_operand): Replace with comparison
1394 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1396 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1397 operands[2] against 1 with comparison against CONST1_RTX.
1398 (ashrdi3): Likewise.
1399 (lshrdi3): Likewise.
1400 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1402 (ashrsi3): Likewise.
1403 (lshrsi3): Likewise.
1404 (rotrsi3): Likewise.
1405 (define_split above *compareqi_eq0): Likewise.
1406 (define_split above "prologue"): Likewise.
1407 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1408 * config/arm/predicates.md (shift_operator): Likewise.
1409 (shift_nomul_operator): Likewise.
1410 (sat_shift_operator): Likewise.
1411 (thumb1_cmp_operand): Likewise.
1412 (const_neon_scalar_shift_amount_operand): Replace manual range
1413 check with IN_RANGE.
1414 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1415 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1417 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1419 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1420 with HOST_WIDE_INT_1.
1422 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1423 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1424 (arm_canonicalize_comparison): Likewise.
1425 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1427 (thumb1_size_rtx_costs): Likewise.
1428 (vfp_const_double_index): Replace cast of 1 to unsigned
1429 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1430 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1432 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1433 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1434 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1435 HOST_WIDE_INT with HOST_WIDE_INT_1.
1437 2016-05-24 Marek Polacek <polacek@redhat.com>
1439 * tree-cfg.h (should_remove_lhs_p): New predicate.
1440 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1441 * gimplify.c (gimplify_modify_expr): Likewise.
1442 * tree-cfg.c (verify_gimple_call): Likewise.
1443 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1444 * gimple-fold.c: Include "tree-cfg.h".
1445 (gimple_fold_call): Use should_remove_lhs_p.
1447 2016-05-24 Richard Biener <rguenther@suse.de>
1449 PR tree-optimization/71253
1450 * cfganal.h (control_dependences): Make robust against edge
1452 (control_dependences::control_dependences): Remove edge_list argument.
1453 (control_dependences::get_edge): Remove.
1454 (control_dependences::get_edge_src): Add.
1455 (control_dependences::get_edge_dest): Likewise.
1456 (control_dependences::m_el): Make a vector of edge src/dest index.
1457 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1458 (control_dependences::control_dependences): Likewise.
1459 (control_dependences::~control_dependence): Likewise.
1460 (control_dependences::get_edge): Remove.
1461 (control_dependences::get_edge_src): Add.
1462 (control_dependences::get_edge_dest): Likewise.
1463 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1465 (perform_tree_ssa_dce): Adjust.
1466 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1468 (pass_loop_distribution::execute): Adjust. Do loop destroying
1469 conditional on changed.
1471 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1474 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1475 return. Reindent transformation comment and mention the ARM state
1478 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1481 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1482 after build_and_add_sum creates new use stmt.
1484 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1486 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1487 load_lanes/grouped_load classification comes first. Don't check
1488 whether the vectorization factor is a multiple of the group size
1491 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1493 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1494 GROUP_GAP for single-element interleaving.
1495 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1498 2016-05-24 Richard Biener <rguenther@suse.de>
1502 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1503 bases which are accessed with non-invariant indices.
1504 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1505 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1507 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1510 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1511 (add_to_ops_vec): Add stmt_to_insert.
1512 (add_repeat_to_ops_vec): Init stmt_to_insert.
1513 (insert_stmt_before_use): New.
1514 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1516 (get_ops): Init stmt_to_insert.
1517 (maybe_optimize_range_tests): Likewise.
1518 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1519 (rewrite_expr_tree_parallel): Likewise.
1520 (reassociate_bb): Likewise.
1522 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1525 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1526 ISA 3.0 xxperm fusion alternative.
1527 (altivec_vperm_v8hiv16qi): Likewise.
1528 (altivec_vperm_<mode>_uns_internal): Likewise.
1529 (vperm_v8hiv4si): Likewise.
1530 (vperm_v16qiv8hi): Likewise.
1532 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1533 Kelvin Nilsen <kelvin@gcc.gnu.org>
1535 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1536 vpermr/xxpermr on ISA 3.0.
1537 (altivec_expand_vec_perm_le): Likewise.
1538 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1539 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1542 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.h (IS_STACK_MODE): Enable for
1545 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1546 SSE_FLOAT_MODE_P macros.
1547 * config/i386/i386.c (ix86_preferred_reload_class): Use
1548 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1549 Cleanup regclass processing for CONST_DOUBLE_P.
1550 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1551 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1552 with IS_STACK_MODE macro.
1553 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1555 (*movdf_internal): Use IS_STACK_MODE macro.
1556 (*movsf_internal): Ditto.
1558 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1560 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1561 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1563 2016-05-23 Jeff Law <law@redhat.com>
1565 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1567 (fsm_find_control_statement_thread_paths): Call it.
1569 2016-05-23 Martin Jambor <mjambor@suse.cz>
1572 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1573 from_global_constant if t is not NULL.
1575 2016-05-23 Marek Polacek <polacek@redhat.com>
1578 * common.opt (Wswitch-unreachable): New option.
1579 * doc/invoke.texi: Document -Wswitch-unreachable.
1580 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1583 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1585 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1586 TMR_INDEX is non-NULL.
1588 2016-05-23 Richard Biener <rguenther@suse.de>
1590 PR tree-optimization/71230
1591 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1592 (try_special_add_to_ops): ... here. Always test for single-use.
1594 2016-05-23 Martin Jambor <mjambor@suse.cz>
1596 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1597 default block if a PHI node in the original one would be resized.
1599 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1601 PR tree-optimization/58135
1602 * tree-vect-slp.c: When group size is not multiple
1603 of vector size, allow splitting of store group at
1606 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1608 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1610 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1612 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1613 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1614 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1617 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1618 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1619 v constraint instead of x and vinserti32x4 insn.
1621 * config/i386/sse.md (i128vldq): New mode iterator.
1622 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1623 avx512dq and avx512vl alternatives.
1625 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1626 constraint, use maybe_evex prefix instead of vex.
1627 (vec_dupv4sf): Use v constraint instead of x for output
1628 operand except for noavx alternative, use Yv constraint
1629 instead of x for input. Use maybe_evex prefix instead of vex.
1630 (*vec_dupv4si): Likewise.
1631 (*vec_dupv2di): Likewise.
1633 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1636 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1637 (linearize_expr_tree): Call try_special_add_to_ops.
1638 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1640 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1642 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1643 to computed stack_usage.
1645 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1648 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1649 operand is subreg (symbol_ref) then move the symbol ref to register.
1651 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1653 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1655 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1658 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1661 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1663 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1664 ranges by calling get_single_symbol and tidy up. Look more closely
1665 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1667 2016-05-20 Jeff Law <law@redhat.com>
1669 * bitmap.c (bitmap_find_bit): Remove useless test.
1671 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1673 * function.c (thread_prologue_and_epilogue_insns): Commit the
1674 insertion of the epilogue.
1676 2016-05-20 Martin Jambor <mjambor@suse.cz>
1678 PR tree-optimization/70884
1679 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1680 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1681 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1682 of constant pool data as a reason for scalarization.
1684 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1686 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1687 for naked functions.
1688 (thumb1_expand_prologue): Likewise.
1690 2016-05-20 Nathan Sidwell <nathan@acm.org>
1692 * config/nvptx/nptx.c (nvptx_option_override): Only set
1693 flag_toplevel_reorder, if not explicitly specified. Set
1694 flag_no_common, unless explicitly specified.
1696 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1698 * calls.c (can_implement_as_sibling_call_p): Mark param
1699 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1701 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1704 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1705 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1707 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1708 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1711 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1713 * config/nvptx/nvptx.md (sincossf3): New pattern.
1715 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1717 * calls.c (maybe_complain_about_tail_call): New function.
1718 (initialize_argument_information): Call
1719 maybe_complain_about_tail_call when clearing *may_tailcall.
1720 (can_implement_as_sibling_call_p): Call
1721 maybe_complain_about_tail_call when returning false.
1722 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1723 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1724 if tail-call optimization fails.
1725 * cfgexpand.c (expand_call_stmt): Initialize
1726 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1727 * gimple-pretty-print.c (dump_gimple_call): Dump
1728 gimple_call_must_tail_p.
1729 * gimple.c (gimple_build_call_from_tree): Call
1730 gimple_call_set_must_tail with the value of
1731 CALL_EXPR_MUST_TAIL_CALL.
1732 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1733 (gimple_call_set_must_tail): New function.
1734 (gimple_call_must_tail_p): New function.
1735 * print-tree.c (print_node): Update printing of TREE_STATIC
1736 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1737 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1738 trailing comment listing applicable flags.
1739 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1741 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1743 * calls.c (expand_call): Move "Rest of purposes for tail call
1744 optimizations to fail" to...
1745 (can_implement_as_sibling_call_p): ...this new function, and
1746 split into multiple "if" statements.
1748 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1750 * cfgloop.h (expected_loop_iterations_unbounded,
1751 expected_loop_iterations): Unconstify.
1752 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1753 profile with known upper bound; return 3 when profile is absent.
1754 (expected_loop_iterations): Update.
1756 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1758 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1759 and get_max_loop_iterations_int.
1761 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1763 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1764 realistic upper bounds here.
1766 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1769 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1770 calls if the LHS is variable length or has addressable type.
1771 If targets[0]->decl is a noreturn call with void return type and
1772 zero arguments, adjust fntype and remove lhs in that case.
1774 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1776 PR tree-optimization/71079
1777 PR tree-optimization/71206
1778 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1780 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1782 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1783 (get_vec_alignment_for_array_decl): Likewise.
1784 (get_vec_alignment_for_record_decl): Likewise.
1785 (increase_alignment::execute): Move code to find alignment to
1786 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1787 (type_align_map): New hash_map.
1789 2016-05-20 Richard Guenther <rguenther@suse.de>
1791 PR tree-optimization/29756
1792 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1793 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1794 * fold-const.c (operand_equal_p): Likewise.
1795 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1796 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1797 * tree-inline.c (estimate_operator_cost): Likewise.
1798 * tree-pretty-print.c (dump_generic_node): Likewise.
1799 * tree-ssa-operands.c (get_expr_operands): Likewise.
1800 * cfgexpand.c (expand_debug_expr): Likewise.
1801 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1802 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1803 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1804 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1805 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1806 (execute_update_addresses_taken): Do it.
1808 2016-05-20 Richard Biener <rguenther@suse.de>
1810 PR tree-optimization/71185
1811 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1812 register operations.
1814 2016-05-20 Richard Biener <rguenther@suse.de>
1816 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1817 gimple_seq_add_seq_without_update.
1818 (release_bb_predicate): Assert we have no operands to free.
1819 (if_convertible_loop_p_1): Calculate post dominators later.
1820 Do not free BB predicates here.
1821 (combine_blocks): Do not recompute BB predicates.
1822 (version_loop_for_if_conversion): Save BB predicates around
1825 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1827 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1828 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1829 code. Ignore sibcalls on EDGE_IGNORE edges.
1830 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1831 on edges for sibcalls that run without prologue. The rest of the
1832 function is combined from...
1833 (fix_fake_fallthrough_edge): ... this, and ...
1834 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1835 function argument, make it a local variable.
1837 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1839 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1840 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1841 for 32-bit mode and SEH for 64-bit.
1842 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1843 TARGET_64BIT_DEFAULT.
1845 2016-05-19 Ryan Burn <contact@rnburn.com>
1847 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1848 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1850 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1852 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1853 force pending loads from memory.
1855 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1857 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1858 (UNSPEC_DARN_32): New unspec constant.
1859 (UNSPEC_DARN_RAW): New unspec constant.
1860 (darn_32): New instruction.
1861 (darn_raw): New instruction.
1862 (darn): New instruction.
1863 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1864 support and documentation for this macro.
1865 (BU_P9_MISC_1): New macro definition.
1866 (BU_P9_64BIT_MISC_0): New macro definition.
1867 (BU_P9_MISC_0): New macro definition.
1868 (darn_32): New builtin definition.
1869 (darn_raw): New builtin definition.
1870 (darn): New builtin definition.
1871 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1872 RS6000_BUILTIN_0 directives to surround each occurrence of
1873 #include "rs6000-builtin.def".
1874 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1875 RS6000_BTM_64BIT flags to the returned mask, depending on
1877 (def_builtin): Correct an error in the assignments made to the
1878 debugging variable attr_string.
1879 (rs6000_expand_builtin): Add support for no-operand built-in
1881 (builtin_function_type): Remove fatal_error assertion that is no
1883 (rs6000_common_init_builtins): Add support for no-operand built-in
1885 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1887 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1889 (RS6000_BTM_64BIT): New macro definition.
1890 * doc/extend.texi: Document __builtin_darn (void),
1891 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1894 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1896 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1897 max_loop_iterations_int.
1899 2016-05-19 Marek Polacek <polacek@redhat.com>
1901 PR tree-optimization/71031
1902 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
1903 condition and adjust the code a bit.
1905 2016-05-19 Martin Liska <mliska@suse.cz>
1907 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
1908 auto_vec instead of vec.
1910 2016-05-19 Martin Liska <mliska@suse.cz>
1912 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
1914 2016-05-19 Martin Liska <mliska@suse.cz>
1916 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
1918 2016-05-19 Martin Liska <mliska@suse.cz>
1920 * ipa-pure-const.c (set_function_state): Remove an existing
1922 (remove_node_data): Do not free it as it's released
1923 in set_function_state.
1925 2016-05-19 Martin Liska <mliska@suse.cz>
1927 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
1930 2016-05-19 Martin Liska <mliska@suse.cz>
1932 * omp-simd-clone.c (simd_clone_adjust): Release vector.
1934 2016-05-19 Martin Liska <mliska@suse.cz>
1936 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
1937 an auto_vec instead of re-creating it.
1939 2016-05-19 Martin Liska <mliska@suse.cz>
1941 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
1942 auto_vec instead of vec.
1944 2016-05-19 Martin Liska <mliska@suse.cz>
1946 * lto-section-in.c (lto_get_section_data): Call
1947 lto_check_version with additional argument.
1948 * lto-streamer.c (lto_check_version): Add new argument.
1949 * lto-streamer.h (lto_check_version): Likewise.
1951 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1953 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
1954 Don't add cost of inner memory when handling sign-extended loads.
1956 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
1958 PR rtl-optimization/71148
1959 * cse.c (cse_main): Free dominance info.
1960 (rest_of_handle_cse): Don't free dominance info.
1961 (rest_of_handle_cse2): Likewise.
1962 (rest_of_handle_cse_after_global_opts): Likewise.
1964 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1967 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
1968 NULL_TREE early if NEON is not available. Remove now redundant check
1969 in ARM_CHECK_BUILTIN_MODE.
1971 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
1974 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
1975 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
1976 * doc/cpp.texi: Document new macros.
1978 2016-05-19 Bin Cheng <bin.cheng@arm.com>
1980 PR tree-optimization/69848
1981 * tree-vect-loop.c (vectorizable_reduction): Don't factor
1982 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
1984 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1986 * function.c (thread_prologue_and_epilogue_insn): Move the
1987 "goto epilogue_done" one block later.
1989 2016-05-19 Richard Biener <rguenther@suse.de>
1991 PR tree-optimization/70729
1992 * passes.def: Move LIM pass before PRE. Remove no longer
1993 required copyprop and move first DCE out of the loop pipeline.
1995 2016-05-18 David Malcolm <dmalcolm@redhat.com>
1998 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
1999 (OBJS-libcommon-target): ...here.
2000 * opts-common.c: Include spellcheck.h.
2001 (cmdline_handle_error): Build a vec of valid options and use it
2002 to suggest provide hints for misspelled arguments.
2004 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2007 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2008 lhs if it has TREE_ADDRESSABLE type.
2010 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2013 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2014 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2016 2016-05-18 Martin Jambor <mjambor@suse.cz>
2019 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2020 input for NOP_EXPR pass-through functions.
2021 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2022 aggregate global constant VAR_DECLs in constant jump functions.
2024 2016-05-18 Martin Jambor <mjambor@suse.cz>
2027 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2028 from TREE_READONLY parameters.
2030 2016-05-18 Martin Jambor <mjambor@suse.cz>
2033 * cgraph.h (cgraph_indirect_call_info): New field
2034 guaranteed_unmodified.
2035 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2036 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2038 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2039 pass the parameter value to ipa_find_agg_cst_for_param.
2040 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2041 guaranteed_unmodified, store AA results there instead of bailing out
2043 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2044 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2045 (find_constructor_constant_at_offset): New function.
2046 (ipa_find_agg_cst_from_init): Likewise.
2047 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2048 static initializers of contants, report back through a new paameter
2049 from_global_constant if that was the case.
2050 (try_make_edge_direct_simple_call): Also pass parameter value to
2051 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2053 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2054 (ipa_read_indirect_edge_info): Likewise.
2055 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2056 (ipa_load_from_parm_agg): Likewise.
2058 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2060 PR rtl-optimization/71150
2061 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2064 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2067 * config/rs6000/constraints.md (wE constraint): New constraint
2068 for a vector constant that can be loaded with XXSPLTIB.
2069 (wM constraint): New constraint for a vector constant of a 1's.
2070 (wS constraint): New constraint for a vector constant that can be
2071 loaded with XXSPLTIB and a vector sign extend instruction.
2072 * config/rs6000/predicates.md (xxspltib_constant_split): New
2073 predicates for wE/wS constraints.
2074 (xxspltib_constant_nosplit): Likewise.
2075 (easy_vector_constant): Add support for constants that can be
2076 loaded via XXSPLTIB.
2077 (all_ones_constant): New predicate for vector constant with all
2079 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2080 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2081 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2082 instruction and possibly with a sign extension.
2083 (output_vec_const_move): Add support for XXSPLTIB. If we are
2084 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2085 instead of XXLXOR/XXLORC.
2086 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2088 (rs6000_legitimize_reload_address): Likewise.
2089 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2091 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2092 combine VSX_M and VSX_M2 into one iterator.
2094 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2095 (VSINT_842): Likewise.
2096 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2097 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2098 XXSPLTIB instruction.
2099 (xxspltib_<mode>_nosplit): Likewise.
2100 (xxspltib_<mode>_split): New insn to load up constants with
2101 XXSPLTIB and a sign extend instruction.
2102 (vsx_mov<mode>): Replace single move that handled all vector types
2103 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2104 moves (when -mvsx-timode is in effect) into the main vector
2105 moves. Eliminate separate moves for <VSr> <VSa>, where the
2106 preferred register class (<VSr>) is listed first, and the
2107 secondary register class (<VSa>) is listed second with a '?' to
2108 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2109 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2110 that if the register was involved in a slow operation, the
2111 clear/set operation does not wait for the slow operation to
2112 finish. Adjust the length attributes for 32-bit mode. Use
2113 rs6000_output_move_128bit and drop the use of the string
2114 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2115 spacing so that the alternatives and attributes don't generate
2116 long lines, and put things in columns, so that it is easier to
2117 match up the operands and attributes with the insn alternatives.
2118 (vsx_mov<mode>_64bit): Likewise.
2119 (vsx_mov<mode>_32bit): Likewise.
2120 (vsx_movti_64bit): Fold movti into normal vector moves.
2121 (vsx_movti_32bit): Likewise.
2122 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2124 (vsx_splat_v4si_internal): Likewise.
2125 (vsx_splat_v4sf_internal): Likewise.
2126 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2127 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2128 extend vector elements.
2129 (vsx_sign_extend_hi_<mode>): Likewise.
2130 (vsx_sign_extend_si_v2di): Likewise.
2131 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2133 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2134 constraints. Add trailing period to wL documentation.
2136 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2139 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2140 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2141 * tree-call-cdce.c: Include tree-dfa.h.
2142 (can_guard_call_p): New function, extracted from...
2143 (can_use_internal_fn): ...here.
2144 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2146 (shrink_wrap_one_built_in_call): Likewise.
2147 (use_internal_fn): Likewise.
2148 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2149 and return void. Call replace_abnormal_ssa_names.
2150 (pass_call_cdce::execute): Check can_guard_call_p during the
2151 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2152 will always change something.
2154 2016-05-18 Martin Jambor <mjambor@suse.cz>
2157 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2158 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2160 2016-05-18 Martin Jambor <mjambor@suse.cz>
2163 * ipa-inline.h (condition): New field size.
2164 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2165 for comaprison and store it into the new condition.
2166 (evaluate_conditions_for_known_args): Use condition size to check
2167 access sizes for all but CHANGED conditions.
2168 (unmodified_parm_1): New parameter size_p, store access size into it.
2169 (unmodified_parm): Likewise.
2170 (unmodified_parm_or_parm_agg_item): Likewise.
2171 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2172 (set_cond_stmt_execution_predicate): Extract access sizes and store
2174 (set_switch_stmt_execution_predicate): Likewise.
2175 (will_be_nonconstant_expr_predicate): Likewise.
2176 (will_be_nonconstant_predicate): Likewise.
2177 (inline_read_section): Stream condition size.
2178 (inline_write_summary): Likewise.
2180 2016-05-18 Richard Biener <rguenther@suse.de>
2182 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2183 condition cost to PHI cost instead of total_cost.
2185 2016-05-18 Martin Liska <mliska@suse.cz>
2188 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2191 2016-05-18 Richard Biener <rguenther@suse.de>
2193 * lto-streamer.h (LTO_major_version): Bump to 6.
2195 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2197 * function.c (make_split_prologue_seq, make_prologue_seq,
2198 make_epilogue_seq): New functions, factored out from...
2199 (thread_prologue_and_epilogue_insns): Here.
2201 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2203 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2204 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2205 of before. Add a comment.
2207 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2209 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2210 expression pointer, not pointer to the pointer.
2212 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2214 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2215 (avx2_pbroadcast<mode>): Add another alternative with v instead
2216 of x constraints in it, using <pbroadcast_evex_isa> isa.
2217 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2219 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2220 constraint x instead of v in second alternative, add avx512bw
2223 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2224 constraint x instead of v in second alternative, add avx512bw
2227 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2228 constraint x instead of v in second alternative, add avx512bw
2231 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2232 avx512bw alternative.
2234 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2236 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2238 (define_insn "*andnottf3"): Ditto.
2239 (define_insn "*<code><mode>3"/any_logic): Ditto.
2240 (define_insn "*<code>tf3"/any_logic): Ditto.
2241 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2242 operand to block AVX-512VL insn variant emit when it is not enabled.
2244 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2246 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2247 constraint fot SF mode.
2249 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2250 Kirill Yukhin <kirill.yukhin@intel.com>
2252 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2254 (define_insn "rsqrt14<mode>"): Ditto.
2255 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2256 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2257 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2258 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2259 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2261 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2262 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2263 * config/i386/i386.c (ix86_print_operand): Expand check for size
2264 override codes for Intel syntax.
2266 2016-05-18 Richard Biener <rguenther@suse.de>
2268 PR tree-optimization/71168
2269 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2270 initialization earlier.
2272 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2274 * config/aarch64/aarch64-simd.md
2275 (aarch64_reduc_plus_internal<mode>): Rename to...
2276 (reduc_plus_scal): ...This, and remove previous implementation.
2278 2016-05-18 Richard Biener <rguenther@suse.de>
2280 * passes.def: Put late dse and cd_dce in canonical order.
2282 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2284 * ipa-inline-transform.c (preserve_function_body_p): Look for
2285 first non-thunk clone.
2286 (save_function_body): Save into first non-thunk.
2287 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2289 (lto_output_node): Inline thunks don't need body in every
2291 * lto-streamer-in.c: Do not fixup thunk clones.
2292 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2294 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2297 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2300 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2301 (reassociate_bb): Call transform_add_to_multiply.
2303 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2305 * config/aarch64/aarch64.c (all_extensions): Removed unused
2308 2016-05-17 Nathan Sidwell <nathan@acm.org>
2310 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2311 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2313 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2315 PR tree-optimization/54579
2317 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2319 2016-05-17 Marek Polacek <polacek@redhat.com>
2322 * tree-inline.c (expand_call_inline): Call
2323 maybe_remove_unused_call_args.
2325 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2327 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2328 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2329 * doc/md.texi (fmin@var{m}3): Likewise.
2331 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2333 * match.pd (X & C): New transformation.
2335 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2337 * match.pd (~X & Y): New transformation.
2339 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2341 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2342 information for new SSA_NAME.
2343 (simplify_conversion_using_ranges): Get range through get_range_info
2344 instead of get_value_range.
2346 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2348 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2349 Remove inline assembly.
2350 (vmvn_s16): Likewise.
2351 (vmvn_s32): Likewise.
2352 (vmvn_u8): Likewise.
2353 (vmvn_u16): Likewise.
2354 (vmvn_u32): Likewise.
2355 (vmvnq_s8): Likewise.
2356 (vmvnq_s16): Likewise.
2357 (vmvnq_s32): Likewise.
2358 (vmvnq_u8): Likewise.
2359 (vmvnq_u16): Likewise.
2360 (vmvnq_u32): Likewise.
2361 (vmvn_p8): Likewise.
2362 (vmvnq_p16): Likewise.
2364 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2366 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2368 (vmul_n_s16): Likewise.
2369 (vmul_n_s32): Likewise.
2370 (vmul_n_u16): Likewise.
2371 (vmul_n_u32): Likewise.
2372 (vmulq_n_f32): Likewise.
2373 (vmulq_n_f64): Likewise.
2374 (vmulq_n_s16): Likewise.
2375 (vmulq_n_s32): Likewise.
2376 (vmulq_n_u16): Likewise.
2377 (vmulq_n_u32): Likewise.
2379 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2381 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2382 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2384 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2386 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2387 to *aarch64_fma4_elt_from_dup<mode>.
2388 (*aarch64_fnma4_elt_to_128df): Rename to
2389 *aarch64_fnma4_elt_from_dup<mode>.
2390 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2391 (vfms_n_f32): Likewise.
2392 (vfms_n_f64): Likewise.
2393 (vfmsq_n_f32): Likewise.
2394 (vfmsq_n_f64): Likewise.
2396 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2398 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2400 2016-05-17 Richard Biener <rguenther@suse.de>
2402 PR tree-optimization/71132
2403 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2404 Only add control dependences for blocks in the loop.
2405 (build_rdg): Adjust.
2406 (generate_code_for_partition): Return whether loop should
2407 be destroyed and delay that.
2408 (distribute_loop): Likewise.
2409 (pass_loop_distribution::execute): Record loops to be destroyed
2410 and perform delayed destroying of loops.
2412 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2415 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2417 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2419 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2421 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2424 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2425 insertion point for instructions generated by validize_mem.
2427 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2429 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2432 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2434 * config/aarch64/aarch64.c
2435 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2436 rather than a macro.
2438 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2440 * doc/invoke.texi (AArch64 Options): Various updates.
2442 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2444 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2445 into instrumentation thunks.
2446 * cif-code.def (CIF_CHKP): New.
2448 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2450 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2452 2016-05-16 Martin Jambor <mjambor@suse.cz>
2454 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2455 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2457 2016-05-16 Marek Polacek <polacek@redhat.com>
2459 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2462 2016-05-16 Martin Jambor <mjambor@suse.cz>
2465 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2466 the outlined kernel function.
2468 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2470 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2471 (ISA_HAS_DLSA): Ditto.
2473 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2475 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2477 2016-05-16 Nathan Sidwell <nathan@acm.org>
2479 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2480 (nvptx_name_replacement): Restore. Add comment.
2481 (write_fn_proto, write_fn_proto_from_insn,
2482 nvptx_output_call_insn): Restore
2483 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2485 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2487 * config/aarch64/aarch64.md
2488 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2489 (add<mode>3_compareC_imm): Likewise.
2490 (<optab>si3_uxtw): Split into register and immediate variants.
2491 (andsi3_compare0_uxtw): Likewise.
2492 (and<mode>3_compare0): Likewise.
2493 (and<mode>3nr_compare0): Likewise.
2494 (stack_protect_test_<mode>): Don't use %x for memory operands.
2496 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2498 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2500 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2502 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2503 Split integer shifts into shift_reg and bfm.
2504 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2505 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2506 (ror<mode>3_insn): Likewise.
2507 (<optab>si3_insn_uxtw): Likewise.
2508 (<optab><mode>3_insn): Change to rotate_imm.
2509 (extr<mode>5_insn_alt): Likewise.
2510 (extrsi5_insn_uxtw): Likewise.
2511 (extrsi5_insn_uxtw_alt): Likewise.
2513 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2515 * doc/tm.texi: Regenerate.
2516 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2517 (TARGET_INVALID_RETURN_TYPE): Remove.
2518 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2519 TARGET_INVALID_RETURN_TYPE.
2520 * target.def (invalid_parameter_type): Remove.
2521 (invalid_return_type): Remove.
2523 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2525 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2526 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2528 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2530 (preserve_function_body_p): No need to preserve function body
2531 * cif-codes.def (CIF_THUNK): Remove.
2532 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2534 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2536 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2538 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2540 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2543 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2545 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2546 (inline_small_functions): Do not look for function symbol when
2549 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2551 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2554 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2555 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2556 Jiong Wang <jiong.wang@arm.com>
2558 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2559 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2560 Define __ARM_FP16_ARGS when appropriate.
2561 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2563 (arm_invalid_return_type): Likewise.
2564 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2565 (TARGET_INVALID_RETURN_TYPE): Remove.
2566 (aapcs_vfp_sub_candidate): Allow HFmode.
2567 (aapcs_vfp_allocate): Add comment. Support HFmode.
2568 (aapcs_vfp_allocate_return_reg): Likewise.
2569 (struct aapcs_cp_arg_layout): Slightly reword comments for
2570 is_return_candidate and allocate_return_reg.
2571 (output_mov_vfp): Update assert.
2572 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2574 (arm_invalid_parameter_type): Remove.
2575 (amr_invalid_return_type): Remove.
2576 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2577 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2578 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2580 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2582 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2583 * config/aarch64/arch64-protos.h
2584 (aarch64_legitimize_reload_address): Remove.
2585 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2588 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2590 * configure.ac: Add ACX_NONCANONICAL_HOST.
2591 * configure: Regenerate.
2592 * Makefile.in: Set host_noncanonical.
2594 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/i386.md (*movtf_internal): Before register allocation,
2598 do not allow FP constants for CM_MEDIUM memory model, allow only
2599 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2600 (*movxf_internal): Ditto.
2601 (*movdf_internal): Ditto.
2602 (*movsf_internal): Ditto.
2604 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2606 PR rtl-optimization/67483
2607 * combine.c (make_compound_operation): Don't call extract_left_shift
2608 with negative shift amounts.
2610 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2613 * fold-const.c (fold_checksum_tree): Allow modification
2614 of TYPE_ALIAS_SET during folding.
2616 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2617 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2618 (ix86_split_to_parts): Likewise. Fix up formatting.
2620 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2622 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2623 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2626 2016-05-13 Nathan Sidwell <nathan@acm.org>
2628 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2629 (nvptx_name_replacement): Delete.
2630 (write_fn_proto, write_fn_proto_from_insn,
2631 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2632 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2633 * langhooks.c (add_builtin_funcction_common): Call
2634 targetm.mangle_decl_assembler_name.
2636 * config/nvptx/nvptx.c (write_fn_proto): Handle
2637 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2639 2016-05-13 Martin Liska <mliska@suse.cz>
2641 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2642 and PRIu64 in printf format.
2644 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2646 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2649 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2651 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2652 Change --param max-completely-peeled-times to
2653 --param max-completely-peel-times in dump file printing.
2655 2016-05-13 Richard Biener <rguenther@suse.de>
2657 PR tree-optimization/42587
2658 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2659 (find_bswap_or_nop_1): Likewise.
2660 (bswap_replace): Likewise.
2662 2016-05-13 Martin Liska <mliska@suse.cz>
2664 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2665 Initialize a variable with default value.
2667 2016-05-13 Martin Liska <mliska@suse.cz>
2669 * doc/invoke.texi: Enhance explanation of error recovery
2672 2016-05-13 Martin Liska <mliska@suse.cz>
2674 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2675 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2676 (iv_inv_expr_ent *).
2677 (struct iv_inv_expr_ent): Comment struct fields.
2678 (sort_iv_inv_expr_ent): New function.
2679 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2680 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2681 a hash_map between iv_inv_expr_ent and number of usages.
2682 (niter_for_exit): Fix coding style.
2683 (tree_ssa_iv_optimize_init): Use renamed variable.
2684 (determine_base_object): Fix coding style.
2685 (alloc_iv): Likewise.
2686 (find_interesting_uses_outside): Likewise.
2687 (add_candidate_1): Likewise.
2688 (add_standard_iv_candidates): Likewise.
2689 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2690 (prepare_decl_rtl): Fix coding style.
2691 (get_address_cost): Likewise.
2692 (get_shiftadd_cost): Likewise.
2693 (force_expr_to_var_cost): Likewise.
2694 (compare_aff_trees): Likewise.
2695 (get_expr_id): Restructure the function.
2696 (get_loop_invariant_expr_id): Renamed to
2697 get_loop_invariant_expr.
2698 (get_computation_cost_at): Replace usage of inv_expr_id with
2700 (get_computation_cost): Likewise.
2701 (determine_group_iv_cost_generic): Likewise.
2702 (determine_group_iv_cost_address): Likewise.
2703 (iv_period): Fix coding style.
2704 (iv_elimination_compare_lt): Likewise.
2705 (may_eliminate_iv): Likewise.
2706 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2708 (determine_group_iv_costs): Dump invariant expressions.
2709 (iv_ca_recount_cost): Use the newly added hash_map.
2710 (iv_ca_set_remove_invariants): Fix coding style.
2711 (iv_ca_set_add_invariants): Fix coding style.
2712 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2714 (iv_ca_set_cp): Likewise.
2715 (iv_ca_new): Initialize the newly added hash_map and remove
2716 initialization of fields.
2717 (iv_ca_free): Delete the hash_map.
2718 (iv_ca_dump): Dump invariant expressions.
2719 (iv_ca_extend): Fix coding style.
2720 (try_add_cand_for): Likewise.
2721 (create_new_ivs): Dump information about # of avg iterations and
2722 # of used invariant expressions.
2723 (rewrite_use_compare): Fix coding style.
2724 (free_loop_data): Set default value for max_inv_expr_id.
2726 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2728 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2729 returned value cse_cfg_altered computation.
2730 (rest_of_handle_cse2): Likewise.
2731 (rest_of_handle_cse_after_global_opts): Likewise.
2733 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2736 * config/arm/arm.c (arm32_output_mi_thunk): New.
2737 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2738 to split Thumb1 vs TARGET_32BIT functionality.
2739 (arm_thumb1_mi_thunk): New.
2741 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2743 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2746 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2749 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2751 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2753 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2754 (expand_builtin_trap): Emit a regular call.
2755 (set_builtin_user_assembler_name): Remove obsolete cases.
2756 * dse.c (scan_insn): Adjust.
2757 * except.c: Include calls.h.
2758 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2759 emit a regular call to setjmp.
2760 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2761 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2762 (emit_block_move_via_libcall): Delete.
2763 (block_move_fn): Delete.
2764 (init_block_move_fn): Likewise.
2765 (emit_block_move_libcall_fn): Likewise.
2766 (emit_block_op_via_libcall): New function.
2767 (set_storage_via_libcall): Tidy up and use memset builtin.
2768 (block_clear_fn): Delete.
2769 (init_block_clear_fn): Likewise.
2770 (clear_storage_libcall_fn): Likewise.
2771 (expand_assignment): Call emit_block_move_via_libcall.
2772 Do not include gt-expr.h.
2773 * expr.h (emit_block_op_via_libcall): Declare.
2774 (emit_block_copy_via_libcall): New inline function.
2775 (emit_block_move_via_libcall): Likewise.
2776 (emit_block_comp_via_libcall): Likewise.
2777 (block_clear_fn): Delete.
2778 (init_block_move_fn): Likewise.
2779 (init_block_clear_fn): Likewise.
2780 (emit_block_move_via_libcall): Likewise.
2781 (set_storage_via_libcall): Add default parameter value.
2782 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2783 (abort_libfunc): Delete.
2784 (memcpy_libfunc): Likewise.
2785 (memmove_libfunc): Likewise.
2786 (memcmp_libfunc): Likewise.
2787 (memset_libfunc): Likewise.
2788 (setbits_libfunc): Likewise.
2789 (setjmp_libfunc): Likewise.
2790 (longjmp_libfunc): Likewise.
2791 (profile_function_entry_libfunc): Likewise.
2792 (profile_function_exit_libfunc): Likewise.
2793 (gcov_flush_libfunc): Likewise.
2794 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2795 and DECL_VISIBILITY on the declaration.
2796 (init_optabs): Do not initialize obsolete libfuncs.
2797 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2798 * tree-core.h (ECF_RET1): Define.
2799 (ECF_TM_PURE): Adjust.
2800 (ECF_TM_BUILTIN): Likewise.
2801 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2802 (build_common_builtin_nodes): Initialize abort builtin.
2803 Add ECF_RET1 on memcpy, memmove and memset builtins.
2804 Pass final flags for alloca and alloca_with_align builtins.
2805 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2807 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2808 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2809 set_storage_via_libcall and call emit_block_copy_via_libcall.
2811 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2813 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2814 DImode before it is passed to ix86_output_call_operand.
2815 (*call_value_got_x32): Ditto for operand 1.
2817 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2819 PR rtl-optimization/70904
2820 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2821 reload for wide mode.
2823 2016-05-12 Marek Polacek <polacek@redhat.com>
2826 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2827 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2828 * langhooks.h (incomplete_type_error): Likewise.
2829 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2830 parameter, pass it down to incomplete_type_error.
2831 * tree.h (size_in_bytes): New inline overload.
2832 (size_in_bytes_loc): Renamed from size_in_bytes.
2834 2016-05-12 Richard Biener <rguenther@suse.de>
2836 PR tree-optimization/71059
2837 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2838 nary before looking up or entering the expression into the VN
2840 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2841 Make sure to re-use NARYs without result as inserted by
2844 2016-05-12 Richard Biener <rguenther@suse.de>
2846 PR tree-optimization/71062
2847 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2849 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2850 vars_contains_restrict if the var is a restrict tag.
2851 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2852 do not disambiguate pointers against it.
2853 (dump_points_to_solution): Re-structure and adjust for new
2854 vars_contains_restrict flag.
2855 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2857 2016-05-12 Martin Liska <mliska@suse.cz>
2859 * doc/invoke.texi: Explain connection between
2860 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2862 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2864 PR tree-optimization/71006
2865 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2866 consider COND_EXPR as a mask producer.
2868 2016-05-12 Marek Polacek <polacek@redhat.com>
2871 * opts.c (common_handle_option): Detect missing argument for --help^.
2873 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2876 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2877 when popping the PC and within an interrupt handler routine.
2878 Add missing tab to output of "ldmfd".
2879 (output_return_instruction): Output LDMFD with SP update rather
2880 than POP when returning from interrupt handler.
2882 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2884 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2885 TARGET_64BIT && TARGET_AVX512DQ.
2886 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2887 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2888 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2889 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2890 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2891 (*vec_extractv4si_zext): Add avx512dq alternative.
2892 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2893 use v instead of x constraint in other alternatives where possible.
2895 * config/i386/sse.md (sse2_loadld): Use v instead of x
2896 constraint in alternatives 0,1,4.
2898 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2899 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2900 v constraints instead of x and <pinsr_evex_isa> isa attribute.
2903 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
2904 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
2905 is not emitted unless TARGET_AVX512BW.
2906 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
2907 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
2908 for the result operand.
2910 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
2911 constraint instead of x in avx alternatives. Use maybe_evex instead
2914 * config/i386/constraints.md (Yv): New constraint.
2915 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
2916 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
2917 * config/i386/i386.md (avx512fvecmode): New mode attr.
2918 (*pushtf): Use v constraint instead of x.
2919 (*movtf_internal): Likewise. For TARGET_AVX512VL and
2920 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
2921 (*absneg<mode>2): Use Yv constraint instead of x constraint.
2922 (*absnegtf2_sse): Likewise.
2923 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
2924 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
2925 avx512f alternatives.
2926 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
2928 2016-05-12 Richard Biener <rguenther@suse.de>
2930 PR tree-optimization/71060
2931 * tree-data-ref.c (initialize_data_dependence_relation): Do not
2932 require exact match of DR_BASE_OBJECT but only matching address and
2935 2016-05-12 Richard Biener <rguenther@suse.de>
2937 PR tree-optimization/70986
2938 * cfganal.c: Include cfgloop.h.
2939 (dfs_find_deadend): Prefer to take edges exiting loops.
2941 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2943 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
2944 compile and run time.
2946 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
2949 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
2951 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.c (legitimize_pic_address): Use
2954 copy_to_suggested_reg instead of gen_movsi.
2956 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2958 * config/rs6000/predicates.md (quad_memory_operand): Move most of
2959 the code into quad_address_p and call it to share code with
2960 vsx_quad_dform_memory_operand.
2961 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
2963 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
2964 bit instead of being a separate word. Split -mpower9-dform into
2965 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
2966 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
2967 for the register class supporting 128-bit quad word memory offsets.
2968 (mode_supports_vsx_dform_quad): Helper function to return if the
2969 register class uses quad word memory offsets.
2970 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
2971 (rs6000_debug_reg_global): Always print if we are using LRA or not.
2972 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
2973 instructions are enabled, set up the appropriate addr_masks for
2975 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
2976 -mpower9-dform-scalar, instead of -mpower9-dform.
2977 (rs6000_option_override_internal): Split -mpower9-dform into two
2978 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
2979 -mpower9-dform switch sets or clears both. If we are not using
2980 the LRA register allocator, do not enable -mpower9-dform-vector by
2981 default. If we are using LRA, enable -mpower9-dform-vector and
2982 -mvsx-timode if it is appropriate. Issue a warning if either
2983 -mpower9-dform-vector or -mvsx-timode are explicitly used without
2985 (quad_address_offset_p): New helper function to return if the
2986 offset is legal for quad word memory instructions.
2987 (quad_address_p): New function to determin if GPR or vector
2988 register quad word memory addresses are legal.
2989 (mem_operand_gpr): Validate quad word address offsets.
2990 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
2991 d-form (register + offset) instructions.
2992 (offsettable_ok_by_alignment): Likewise.
2993 (rs6000_legitimate_offset_address_p): Likewise.
2994 (legitimate_lo_sum_address_p): Likewise.
2995 (rs6000_legitimize_address): Likewise.
2996 (rs6000_legitimize_reload_address): Add more debug statements for
2998 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
2999 d-form instructions.
3000 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3001 d-form instructions. Distinguish different cases in debug
3002 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3003 d-form instructions.
3004 (rs6000_preferred_reload_class): Likewise.
3005 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3006 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3007 of the ISA 2.06 indexed memory instructions.
3008 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3009 use them to save/restore the saved vector registers instead of
3010 using Altivec instructions.
3011 (rs6000_emit_epilogue): Likewise.
3012 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3013 (rs6000_opt_masks): Split -mpower9-dform into
3014 -mpower9-dform-scalar and -mpower9-dform-vector.
3015 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3017 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3018 ISA 3.0 vector indexed memory instructions, and fold the code into
3019 the normal mov<mode> patterns.
3020 (p9_vecstore_<mode>): Likewise.
3021 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3023 (vsx_movti_64bit): Likewise.
3024 (vsx_movti_32bit): Likewise.
3025 * config/rs6000/constraints.md (wO constraint): New constraint for
3026 ISA 3.0 vector d-form support.
3027 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3028 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3029 include -mpower9-dform-vector until we switch over to LRA.
3030 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3031 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3032 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3033 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3034 for -mpower9-dform and -mlra.
3035 * doc/md.texi (wO constraint): Document wO constraint.
3037 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3039 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3040 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3041 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3042 Move handling of non-insn arguments inline into the sole user:
3043 (output_trans_func): ...here.
3044 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3045 in emitted function prototype.
3046 (output_internal_insn_latency_func): Ditto. Simplify.
3047 (output_internal_maximal_insn_latency_func): Ditto. Delete
3048 always-unused argument.
3049 (output_insn_latency_func): Ditto.
3050 (output_maximal_insn_latency_func): Ditto.
3052 2016-05-11 Richard Biener <rguenther@suse.de>
3054 PR tree-optimization/71055
3055 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3056 sth with precision not equal to access size verify we don't chop
3059 2016-05-11 Richard Biener <rguenther@suse.de>
3062 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3063 (dwarf2out_finish): Move retry_incomplete_types call ...
3064 (dwarf2out_early_finish): ... here.
3066 2016-05-11 Richard Biener <rguenther@suse.de>
3069 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3070 if the langhook insists on it.
3071 * fold-const.c (make_bit_field_ref): Add arg for the original
3072 reference and preserve its alias-set.
3073 (decode_field_reference): Take exp by reference and adjust it
3074 to the original memory reference.
3075 (optimize_bit_field_compare): Adjust callers.
3076 (fold_truth_andor_1): Likewise.
3077 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3079 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3082 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3083 * cfgrtl.c (delete_insn_and_edges): Likewise.
3084 * config/i386/i386.c (convert_scalars_to_vector): Remove
3086 * cse.c (cse_insn): Compute cse_cfg_altered.
3087 (delete_trivially_dead_insns): Likewise.
3088 (cse_cc_succs): Likewise.
3089 (rest_of_handle_cse): Free dominance info if required.
3090 (rest_of_handle_cse2): Likewise.
3091 (rest_of_handle_cse_after_global_opts): Likewise.
3093 2016-05-11 Alan Modra <amodra@gmail.com>
3095 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3096 abi_v4_pass_in_fpr): New functions.
3097 (rs6000_function_arg_boundary): Exclude complex IBM long double
3098 from 64-bit alignment when ABI_V4.
3099 (rs6000_function_arg, rs6000_function_arg_advance_1,
3100 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3102 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3104 PR rtl-optimization/71028
3105 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3106 jump with just a return in the fallthrough block if the branch
3107 block contains just a return as well.
3109 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3111 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3112 * match.pd ((X & Y) ^ Y): ... this.
3113 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3114 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3116 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3118 * read-md.c (require_char_ws): New function.
3119 (read_string): Simplify using require_char_ws.
3120 (handle_constants): Likewise.
3121 (handle_enum): Likewise.
3122 (handle_file): Likewise.
3123 * read-md.h (require_char_ws): New declaration.
3124 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3125 (read_mapping): Likewise.
3126 (read_rtx_code): Likewise.
3127 (read_nested_rtx): Likewise.
3129 2016-05-10 James Norris <jnorris@codesourcery.com>
3131 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3132 if offloading is enabled and -fopenacc or -fopenmp is specified.
3133 (CRTOFFLOADEND): Likewise.
3134 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3135 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3137 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3139 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3140 gotoff_operand code paths. Use copy_to_suggested_regs and
3141 expand_simple_binop where appropriate. Cleanup.
3143 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3146 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3148 (dimode_scalar_chain::vector_const_cost): New.
3149 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3150 (dimode_scalar_chain::convert_op): Likewise.
3151 (dimode_scalar_chain::convert_insn): Likewise.
3153 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3155 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3156 unary operation, not a binary one.
3158 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3161 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3162 calls with type casted fndecl.
3164 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3166 PR tree-optimization/70786
3167 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3168 * calls.c (initialize_argument_information): Bind bounds
3169 with corresponding args passed by reference.
3171 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3174 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3175 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3176 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3179 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3182 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3183 code for a zero scale factor.
3184 (vsx_xvcvdpuxds_scale): Likewise.
3186 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3188 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3189 if show_ruler_p was set on the context.
3190 (layout::show_ruler): New method.
3191 * diagnostic.h (struct diagnostic_context): Add field
3194 2016-05-10 Richard Biener <rguenther@suse.de>
3196 PR tree-optimization/71039
3197 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3198 (chk_uses): New function.
3199 (propagate_with_phi): Verify we can safely replicate the lhs of an
3200 aggregate assignment on all incoming edges.
3202 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3204 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3206 (rx_atomic_sequence): New class.
3207 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3208 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3210 (rx_atomic_sequence::rx_atomic_sequence,
3211 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3212 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3213 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3214 CTRLREG_INTB): New constants.
3215 (FETCHOP): New code iterator.
3216 (fethcop_name, fetchop_name2): New iterator code attributes.
3217 (QIHI): New mode iterator.
3218 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3219 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3220 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3222 2016-05-10 Martin Liska <mliska@suse.cz>
3224 * tree-inline.c (remap_dependence_clique): Do not remap
3225 debugging statements.
3227 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3229 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3230 ("*fixuns_truncdfdi2_z13")
3231 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3232 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3233 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3235 2016-05-10 Richard Biener <rguenther@suse.de>
3237 PR tree-optimization/70497
3238 PR tree-optimization/28367
3239 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3241 (visit_reference_op_load): ... here.
3242 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3243 with simplified BIT_FIELD_REFs.
3244 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3245 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3248 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3250 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3251 documentation comment. For BLOCK nodes, add a
3252 DW_AT_abstract_origin attribute that points to the DIE generated
3253 for the origin BLOCK.
3254 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3255 blocks from inlined functions.
3257 2016-05-10 Alan Modra <amodra@gmail.com>
3260 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3261 regrename modifying insns saving lr before __morestack call.
3262 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3263 insns restoring lr after __morestack call.
3265 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3267 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3268 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3270 * config/i386/sse.md (vec_interleave_high<mode>,
3271 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3272 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3274 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3276 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3277 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3278 parallel reassociation for power8 and forward.
3280 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3282 * config/i386/i386.md (absneg splitters with general regs): Use
3283 general_reg_operand predicate.
3284 (btsq peephole2): Use x86_64_immediate_operand to check if new
3285 value is suitable for immediate operand. Generate emitted insn
3286 using RTL expressions.
3287 (btcq peephole2): Ditto.
3288 (btrq peephole2): Ditto. Generate correct immediate operand
3291 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3293 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3296 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3298 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3299 pointer dereference.
3301 2016-05-09 Richard Biener <rguenther@suse.de>
3303 PR tree-optimization/70985
3304 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3305 op0 isn't a gimple register.
3307 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3309 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3310 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3311 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3312 (i6400_fpu_mult): New cpu units.
3313 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3314 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3315 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3316 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3317 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3318 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3319 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3320 (i6400_msa_long_float4, i6400_msa_long_float5)
3321 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3322 (i6400_msa_fdiv_sf): New reservations.
3323 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3324 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3325 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3326 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3327 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3328 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3329 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3330 (msa_short_store4, msa_long_load, msa_short_store)
3331 (msa_long_logic, msa_long_float2, msa_long_float4)
3332 (msa_long_float5, msa_long_float8, msa_long_mult)
3333 (msa_long_fdiv, msa_long_div): New reservations.
3335 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3336 Sameera Deshpande <sameera.deshpande@imgtec.com>
3337 Matthew Fortune <matthew.fortune@imgtec.com>
3338 Graham Stott <graham.stott@imgtec.com>
3339 Chao-ying Fu <chao-ying.fu@imgtec.com>
3341 * config.gcc: Add MSA header file for mips*-*-* target.
3342 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3343 (Ubv8i, Urv8): New constraints.
3344 * config/mips/mips-ftypes.def: Add function types for MSA
3346 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3347 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3348 * config/mips/mips-msa.md: New file.
3349 * config/mips/mips-protos.h
3350 (mips_split_128bit_const_insns): New prototype.
3351 (mips_msa_idiv_insns): Likewise.
3352 (mips_split_128bit_move): Likewise.
3353 (mips_split_128bit_move_p): Likewise.
3354 (mips_split_msa_copy_d): Likewise.
3355 (mips_split_msa_insert_d): Likewise.
3356 (mips_split_msa_fill_d): Likewise.
3357 (mips_expand_msa_branch): Likewise.
3358 (mips_const_vector_same_val_p): Likewise.
3359 (mips_const_vector_same_bytes_p): Likewise.
3360 (mips_const_vector_same_int_p): Likewise.
3361 (mips_const_vector_shuffle_set_p): Likewise.
3362 (mips_const_vector_bitimm_set_p): Likewise.
3363 (mips_const_vector_bitimm_clr_p): Likewise.
3364 (mips_msa_vec_parallel_const_half): Likewise.
3365 (mips_msa_output_division): Likewise.
3366 (mips_ldst_scaled_shift): Likewise.
3367 (mips_expand_vec_cond_expr): Likewise.
3368 * config/mips/mips.c (enum mips_builtin_type): Add
3369 MIPS_BUILTIN_MSA_TEST_BRANCH.
3370 (mips_gen_const_int_vector_shuffle): New prototype.
3371 (mips_const_vector_bitimm_set_p): New function.
3372 (mips_const_vector_bitimm_clr_p): Likewise.
3373 (mips_const_vector_same_val_p): Likewise.
3374 (mips_const_vector_same_bytes_p): Likewise.
3375 (mips_const_vector_same_int_p): Likewise.
3376 (mips_const_vector_shuffle_set_p): Likewise.
3377 (mips_symbol_insns): Forbid loading symbols via immediate for
3379 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3381 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3383 (mips_lx_address_p): Add support load indexed address for MSA.
3384 (mips_address_insns): Add calculation of instructions needed for
3385 stores and loads for MSA.
3386 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3387 CONST_VECTOR for MSA and let it fall through.
3388 (mips_ldst_scaled_shift): New function.
3389 (mips_subword_at_byte): Likewise.
3390 (mips_msa_idiv_insns): Likewise.
3391 (mips_legitimize_move): Validate MSA moves.
3392 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3393 calculation of costs for MSA division.
3394 (mips_split_move_p): Check if MSA moves need splitting.
3395 (mips_split_move): Split MSA moves if necessary.
3396 (mips_split_128bit_move_p): New function.
3397 (mips_split_128bit_move): Likewise.
3398 (mips_split_msa_copy_d): Likewise.
3399 (mips_split_msa_insert_d): Likewise.
3400 (mips_split_msa_fill_d): Likewise.
3401 (mips_output_move): Handle MSA moves.
3402 (mips_expand_msa_branch): New function.
3403 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3404 Reinstate 'y' modifier.
3405 (mips_file_start): Add MSA .gnu_attribute.
3406 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3408 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3409 (mips_class_max_nregs): Add register size for MSA supported mode.
3410 (mips_cannot_change_mode_class): Allow conversion between MSA
3411 vector modes and TImode.
3412 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3414 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3415 (mips_preferred_simd_mode): Add preffered modes for MSA.
3416 (mips_vector_mode_supported_p): Add MSA supported modes.
3417 (mips_autovectorize_vector_sizes): New function.
3418 (mips_msa_output_division): Likewise.
3419 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3420 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3421 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3422 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3423 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3424 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3425 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3426 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3427 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3428 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3429 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3430 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3431 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3432 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3433 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3434 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3435 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3436 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3437 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3438 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3439 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3440 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3441 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3442 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3443 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3444 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3445 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3446 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3447 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3448 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3449 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3450 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3451 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3452 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3453 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3454 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3455 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3456 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3457 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3458 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3459 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3460 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3461 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3462 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3463 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3464 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3465 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3466 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3467 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3468 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3469 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3470 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3471 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3472 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3473 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3474 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3475 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3476 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3477 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3478 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3479 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3480 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3481 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3482 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3483 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3484 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3485 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3486 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3487 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3488 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3489 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3490 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3491 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3492 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3493 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3494 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3495 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3496 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3497 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3498 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3499 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3500 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3501 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3502 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3503 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3504 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3505 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3506 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3507 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3508 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3509 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3510 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3511 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3512 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3513 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3514 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3515 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3516 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3517 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3518 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3519 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3520 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3521 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3522 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3523 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3524 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3525 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3526 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3527 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3528 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3529 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3530 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3531 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3532 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3533 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3534 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3535 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3536 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3537 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3538 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3539 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3540 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3541 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3542 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3543 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3544 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3545 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3546 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3547 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3548 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3549 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3550 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3551 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3552 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3553 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3554 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3555 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3556 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3557 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3558 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3559 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3560 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3561 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3562 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3563 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3564 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3565 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3566 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3567 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3568 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3569 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3571 (mips_get_builtin_decl_index): New array.
3572 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3573 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3574 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3575 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3576 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3578 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3580 (mips_expand_builtin_insn): Prepare operands for
3581 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3582 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3583 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3584 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3585 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3586 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3587 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3588 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3589 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3590 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3591 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3592 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3593 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3594 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3595 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3596 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3597 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3598 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3599 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3600 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3601 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3602 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3603 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3604 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3605 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3606 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3607 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3608 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3609 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3610 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3611 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3612 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3613 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3614 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3615 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3616 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3617 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3618 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3619 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3620 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3621 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3622 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3623 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3624 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3625 These are set implicitly and an error is reported if overridden.
3626 (mips_expand_builtin_msa_test_branch): New function.
3627 (mips_expand_msa_shuffle): Likewise.
3628 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3629 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3630 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3631 (mips_expand_vec_unpack): Add support for MSA.
3632 (mips_expand_vector_init): Likewise.
3633 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3634 instead of const0_rtx.
3635 (mips_msa_vec_parallel_const_half): New function.
3636 (mips_gen_const_int_vector): Likewise.
3637 (mips_gen_const_int_vector_shuffle): Likewise.
3638 (mips_expand_msa_cmp): Likewise.
3639 (mips_expand_vec_cond_expr): Likewise.
3640 * config/mips/mips.h
3641 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3642 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3644 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3645 (ISA_HAS_MSA): New macro.
3646 (UNITS_PER_MSA_REG): Likewise.
3647 (BITS_PER_MSA_REG): Likewise.
3648 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3649 (MSA_REG_FIRST): New macro.
3650 (MSA_REG_LAST): Likewise.
3651 (MSA_REG_NUM): Likewise.
3652 (MSA_REG_P): Likewise.
3653 (MSA_REG_RTX_P): Likewise.
3654 (MSA_SUPPORTED_MODE_P): Likewise.
3655 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3656 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3657 * config/mips/mips.md: Include mips-msa.md.
3658 (alu_type): Add simd_add.
3659 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3660 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3661 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3662 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3663 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3664 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3665 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3666 simd_move, simd_load, simd_store. Choose "multi" for moves
3668 (qword_mode): New attribute.
3669 (insn_count): Add instruction count for quad moves.
3670 Increase the count for MIPS SIMD division.
3671 (UNITMODE): Add UNITMODEs for vector types.
3672 (addsub): New code iterator.
3673 * config/mips/mips.opt (mmsa): New option.
3674 * config/mips/msa.h: New file.
3675 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3677 * config/mips/mti-linux.h: Likewise.
3678 * config/mips/predicates.md
3679 (const_msa_branch_operand): New constraint.
3680 (const_uimm3_operand): Likewise.
3681 (const_uimm4_operand): Likewise.
3682 (const_uimm5_operand): Likewise.
3683 (const_uimm8_operand): Likewise.
3684 (const_imm5_operand): Likewise.
3685 (aq10b_operand): Likewise.
3686 (aq10h_operand): Likewise.
3687 (aq10w_operand): Likewise.
3688 (aq10d_operand): Likewise.
3689 (const_m1_operand): Likewise.
3690 (reg_or_m1_operand): Likewise.
3691 (const_exp_2_operand): Likewise.
3692 (const_exp_4_operand): Likewise.
3693 (const_exp_8_operand): Likewise.
3694 (const_exp_16_operand): Likewise.
3695 (const_vector_same_val_operand): Likewise.
3696 (const_vector_same_simm5_operand): Likewise.
3697 (const_vector_same_uimm5_operand): Likewise.
3698 (const_vector_same_uimm6_operand): Likewise.
3699 (const_vector_same_uimm8_operand): Likewise.
3700 (par_const_vector_shf_set_operand): Likewise.
3701 (reg_or_vector_same_val_operand): Likewise.
3702 (reg_or_vector_same_simm5_operand): Likewise.
3703 (reg_or_vector_same_uimm6_operand): Likewise.
3704 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3706 * doc/invoke.texi (-mmsa): Document new option.
3708 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3710 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3711 * configure: Regenerate.
3712 * config.in: Regenerate.
3713 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3715 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3716 (ENDFILE_VTV_SPEC): Define.
3718 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3720 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3721 registers in all interrupt handlers if necessary.
3722 (rl78_option_override): Add warning.
3723 (MUST_SAVE_MDUC_REGISTERS): New macro.
3724 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3725 * config/rl78/rl78.c (check_mduc_usage): New function.
3726 (mduc_regs): New structure to hold MDUC register data.
3727 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3728 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3729 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3730 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3731 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3732 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3734 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3736 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3737 (tree-ssa-loop-niter.h): Ditto.
3738 (idx_within_array_bound, ref_within_array_bound): New functions.
3739 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3740 Factor out check on writable base object to ...
3741 (base_object_writable): ... here.
3743 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3745 * config/arm/arm.md (probe_stack): Add modes to set source
3748 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3750 * regrename.c (base_reg_class_for_rename): New static function.
3751 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3753 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3755 * cgraph.c (thunk_adjust): Export.
3756 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3757 * cgraphunit.c (thunk_adjust): Export.
3758 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3760 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3762 * tree-inline.c (expand_call_inline): Expand thunks inline.
3764 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3768 (*sse2_vd_cvtss2sd): Ditto.
3769 * config/i386/i386.md
3770 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3771 Generate *sse2_vd_cvtsd2ss pattern.
3772 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3773 Generate *sse2_vd_cvtss2sd pattern.
3775 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3777 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3778 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3781 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3783 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3784 * config/sh/sh.c: Define and declare variables on first use throughout
3786 (current_function_interrupt): Change to bool type.
3787 (frame_insn): Rename to emit_frame_insn and update users.
3788 (push_regs): Use bool for 'interrupt_handler' argument.
3789 (save_schedule_s): Remove.
3790 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3791 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3792 targetm.asm_out.unaligned_op.di.
3793 (gen_far_branch): Remove redundant forward declaration.
3794 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3795 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3796 (sh_set_return_address, sh_function_ok_for_sibcall,
3797 scavenge_reg): Update comments.
3798 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3799 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3800 (sh_attr_renesas_p): Remove unnecessary parentheses.
3801 (branch_dest): Simplify.
3802 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3803 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3804 (CUMULATIVE_ARGS): Change macro to typedef.
3805 (current_function_interrupt): Change to bool type.
3806 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3807 Surround with __cplusplus ifdef.
3808 (sh_compare_op0, sh_compare_op1): Remove.
3809 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3811 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3813 * config/arm/arm.md: (arch): Add neon.
3814 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3815 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3816 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3817 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3818 attributes for alt renumbering. Mark alt 3 as non-predicable.
3819 (thumb2_movdf_vfp): Likewise.
3821 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3823 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3824 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3825 (*andqi_1): Add preferred_for_speed attribute to disparage
3826 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3827 (*<code>qi_1): Ditto.
3828 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3829 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3830 (*ashlqi3_1): Ditto.
3831 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3832 Add preferred_for_size attribute to disparage alternative 0 and
3833 preferred_for_speed attribute to disparage alternative 1 for
3834 TARGET_PARTIAL_REG_STALL targets.
3836 2016-05-07 Tom de Vries <tom@codesourcery.com>
3838 PR tree-optimization/70956
3839 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3842 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3844 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3845 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3846 * config/sh/sh.md (branch_zero): Remove define_attr.
3847 (define_delay): Disable delay slot if branch distance is one insn.
3849 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3851 * config/i386/i386.md (LEAMODE): New mode attribute.
3852 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3853 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3854 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3855 operand 2 predicate.
3856 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3857 (*lea<mode>_general_3): Ditto.
3858 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3860 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3862 * genmddump.c (main): Convert argv from char ** to const char **.
3864 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3866 * coretypes.h (OVERRIDE): New macro.
3869 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3871 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3872 allow coalescing if the types are compatible.
3874 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3876 * pass_manager.h (pass_manager::register_pass_name): New method.
3877 (pass_manager::get_pass_by_name): New method.
3878 (pass_manager::create_pass_tab): New method.
3879 (pass_manager::m_name_to_pass_map): New field.
3880 * passes.c (name_to_pass_map): Delete global in favor of field
3881 "m_name_to_pass_map" of pass_manager.
3882 (register_pass_name): Rename from a function to...
3883 (pass_manager::register_pass_name): ...this method, updating
3884 for renaming of global "name_to_pass_map" to field
3885 "m_name_to_pass_map".
3886 (create_pass_tab): Rename from a function to...
3887 (pass_manager::create_pass_tab): ...this method, updating
3888 for renaming of global "name_to_pass_map" to field.
3889 (get_pass_by_name): Rename from a function to...
3890 (pass_manager::get_pass_by_name): ...this method.
3891 (enable_disable_pass): Convert use of get_pass_by_name to
3892 a method call, locating the pass_manager singleton.
3894 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3896 * genattr-common.c (main): Convert argv from char ** to const char **.
3897 * genattr.c (main): Likewise.
3898 * genattrtab.c (main): Likewise.
3899 * genautomata.c (initiate_automaton_gen): Likewise.
3901 * gencodes.c (main): Likewise.
3902 * genconditions.c (main): Likewise.
3903 * genconfig.c (main): Likewise.
3904 * genconstants.c (main): Likewise.
3905 * genemit.c (main): Likewise.
3906 * genenums.c (main): Likewise.
3907 * genextract.c (main): Likewise.
3908 * genflags.c (main): Likewise.
3909 * genmddeps.c (main): Likewise.
3910 * genopinit.c (main): Likewise.
3911 * genoutput.c (main): Likewise.
3912 * genpeep.c (main): Likewise.
3913 * genpreds.c (main): Likewise.
3914 * genrecog.c (main): Likewise.
3915 * gensupport.c (init_rtx_reader_args_cb): Likewise.
3916 (init_rtx_reader_args): Likewise.
3917 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3918 (init_rtx_reader_args): Likewise.
3919 * gentarget-def.c (main): Likewise.
3920 * read-md.c (read_md_files): Likewise.
3921 * read-md.h (read_md_files): Likewise.
3923 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3925 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
3926 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
3927 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
3928 Remove unused predicate.
3929 (register_and_not_fp_reg_operand): Ditto.
3931 2016-05-06 Martin Liska <mliska@suse.cz>
3933 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
3934 instead of vec as the vector is local to the function.
3936 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3938 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
3939 avx512bw alternative.
3941 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
3942 before the ashr<mode>3 pattern.
3944 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
3945 v instead of x in vex or maybe_vex alternatives, use
3946 maybe_evex instead of vex in prefix.
3948 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
3949 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
3950 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
3951 in vex or maybe_vex alternatives, use maybe_evex instead of vex
3954 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
3955 v instead of x in vex or maybe_vex alternatives, use
3956 maybe_evex instead of vex in prefix.
3958 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
3959 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
3960 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
3961 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
3962 alternatives, use maybe_evex instead of vex in prefix.
3964 * config/i386/sse.md (vec_interleave_lowv4sf,
3965 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
3966 v instead of x in vex or maybe_vex alternatives, use
3967 maybe_evex instead of vex in prefix.
3969 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
3970 v instead of x in vex or maybe_vex alternatives, use
3971 maybe_evex instead of vex in prefix.
3973 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
3974 v constraint instead of x.
3976 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
3978 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
3979 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
3982 2016-05-06 Richard Biener <rguenther@suse.de>
3984 PR tree-optimization/70948
3985 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3986 Properly clobber all fields of va_list for __builtin_va_start.
3988 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
3991 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
3992 loop latch destination.
3994 2016-05-06 Martin Liska <mliska@suse.cz>
3996 * tree-ssa-uninit.c: Apply manual changes
3997 to the GNU coding style.
3998 (prune_uninit_phi_opnds): Rename from
3999 prune_uninit_phi_opnds_in_unrealizable_paths.
4001 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4003 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4004 mspace): Remove deprecated options.
4005 * doc/invoke.texi (SH options): Remove -mspace.
4007 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4009 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4011 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4013 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4014 corresponding combine split pattern.
4016 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4019 * config/sh/predicates.md (long_displacement_mem_operand): New.
4020 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4021 Add movi20, movi20s alternatives. Adjust length attribute for
4023 (movsi_ie): Allow for any FPU. Adjust length attribute for
4025 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4026 attribute for alternatives.
4027 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4028 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4029 length attribute for alternatives.
4031 2016-05-06 Richard Biener <rguenther@suse.de>
4033 PR tree-optimization/70960
4034 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4036 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4039 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4040 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4042 2016-05-06 Marek Polacek <polacek@redhat.com>
4045 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4047 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4050 * config/sh/sh.md (*rotcr): Add another variant.
4052 2016-05-06 Richard Biener <rguenther@suse.de>
4055 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4057 2016-05-06 Richard Biener <rguenther@suse.de>
4060 * fold-const.c (split_tree): Always convert to the original type
4063 2016-05-06 Richard Biener <rguenther@suse.de>
4065 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4066 (fwprop_addr): Likewise.
4068 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4073 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4074 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4075 the splitter condition.
4076 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4077 the splitter condition.
4078 (FP float_extend load splitter): Ditto.
4080 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4082 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4083 to REGNO in all peephole2 patterns.
4084 (post-reload splitters): Change true_regnum to REGNO in
4085 post-reload splitters.
4086 (zero_extend splitters): Use general_reg_operand and
4087 nonimmediate_gr_operand predicates.
4089 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4091 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4092 v constraint instead of x.
4094 2016-05-05 Alan Modra <amodra@gmail.com>
4097 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4098 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4099 TARGET_NO_FP_IN_TOC for -mrelocatable.
4100 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4101 TARGET_RELOCATABLE test.
4102 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4103 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4104 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4105 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4106 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4107 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4108 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4109 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4110 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4111 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4113 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4114 (rs6000_stack_info): Likewise.
4115 (rs6000_elf_asm_out_constructor): Likewise.
4116 (rs6000_elf_asm_out_destructor): Likewise.
4117 (rs6000_elf_declare_function_name): Likewise.
4118 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4119 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4122 2016-05-05 Alan Modra <amodra@gmail.com>
4124 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4126 2016-05-05 Alan Modra <amodra@gmail.com>
4128 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4129 out-of-line gpr restore for one or two regs if that would add
4132 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4135 * config/i386/i386.md
4136 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4137 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4138 as operand 0 predicate.
4139 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4141 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4142 Ditto. Emit the pattern using RTX.
4144 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4145 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4146 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4147 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4149 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4150 sse_reg_operand as operand 0 predicate.
4152 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4153 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4154 instead of gen_rtx_REG.
4155 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4158 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4160 * function.c (emit_use_return_register_into_block): Delete.
4161 (gen_return_pattern): Delete.
4162 (emit_return_into_block): Delete.
4163 (active_insn_between): Delete.
4164 (convert_jumps_to_returns): Delete.
4165 (emit_return_for_exit): Delete.
4166 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4167 simple_return for shrink-wrapped blocks.
4168 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4169 end of blocks that need one.
4170 (get_unconverted_simple_return): Delete.
4171 (convert_to_simple_return): Delete.
4172 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4173 (convert_to_simple_return): Ditto.
4175 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4177 * cfgcleanup.c (bb_is_just_return): New function.
4178 (try_optimize_cfg): Simplify jumps to return, branches to return,
4179 and branches around return.
4181 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4183 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4186 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4190 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4191 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4192 assert flags & OEP_HASH_CHECK, instead of asserting it
4193 never happens. Handle TARGET_EXPR.
4194 * fold-const.c (operand_equal_p): For hash verification,
4195 or in OEP_HASH_CHECK into flags.
4197 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4199 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4201 (compute_samebase_partition_bases): Fix typo.
4203 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4205 * config/i386/sse.md (vec_interleave_highv8sf,
4206 vec_interleave_lowv8sf, vec_interleave_highv4df,
4207 vec_interleave_lowv4df): Remove constraints from expanders.
4209 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4211 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4213 * tree-inline.c (expand_call_inline): Fix path dealing with
4214 making lhs of call statement undefined.
4216 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4218 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4219 Check availability on NODE, too.
4220 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4221 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4222 (varpool_node::call_for_symbol_and_aliase): Likewise.
4223 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4224 (propagate_pure_const): Propagate across interposable functions, too.
4225 (skip_function_for_local_pure_const): Do not skip interposable bodies
4227 (pass_local_pure_const::execute): Update.
4229 2016-05-04 Marek Polacek <polacek@redhat.com>
4231 * doc/invoke.texi: Document -Wdangling-else.
4233 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4235 * config.gcc: Error out when conflicting multilib is detected. Do not
4236 loop over multilibs since no combination is legal.
4238 2016-05-04 Alan Modra <amodra@gmail.com>
4240 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4241 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4242 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4245 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4247 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4248 Clean up p5600 comments.
4250 2016-05-04 Richard Biener <rguenther@suse.de>
4252 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4253 constructor simplifications.
4254 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4256 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4258 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4259 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4260 result.set_rtx is null instead of aborting.
4261 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4263 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4264 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4265 *mov<mode>_store_postinc): New patterns.
4267 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4269 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4270 as commutative. Check both conversions are NOP.
4271 ((A & B) OP (C & B)): Remove.
4273 2016-05-04 Alan Modra <amodra@gmail.com>
4275 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4277 2016-05-04 Alan Modra <amodra@gmail.com>
4280 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4281 when cr2,3,4 are all fixed regs.
4283 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4285 PR rtl-optimization/57193
4286 * opts.c (default_options_table): Revert OPT_frename_registers change.
4287 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4289 2016-05-03 Martin Sebor <msebor@redhat.com>
4292 * builtins.c (fold_builtin_FILE): New function.
4293 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4294 (fold_builtin_0): Call them.
4295 * gimplify.c (gimplify_call_expr): Remove the handling of
4296 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4299 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4300 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4304 * doc/extend.texi (Function Names as Strings): Update __func__,
4305 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4308 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4309 Richard Biener <rguenther@suse.de>
4311 PR tree-optimization/70916
4312 * tree-if-conv.c: Include cfganal.h.
4313 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4314 and remove_fake_exit_edges around the optimization pass.
4316 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4318 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4319 (cgraph_edge::make_direct): Likewise.
4320 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4321 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4322 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4323 (CIF_THUNK): New code.
4324 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4325 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4326 (compute_inline_parameters): Set inline_failed for thunks.
4327 (inline_analyze_function): Cleanup.
4328 * ipa-inline.c (can_inline_edge_p): Do not deal with
4329 call_stmt_cannot_inline_p.
4330 (can_early_inline_edge_p): Likewise.
4331 (early_inliner): Initialize inline_failed.
4332 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4334 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4336 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4337 from nonimm_ssenomem_operand.
4338 (nonimm_ssenomem_operand): New predicate.
4339 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4340 as operand 0 predicate.
4341 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4342 Disable unsupported alternatives using "enabled" attribute.
4343 Use register_ssemem_operand as operand 0 predicate.
4344 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4346 2016-05-03 Marek Polacek <polacek@redhat.com>
4349 * input.c (expansion_point_location): New function.
4350 * input.h (expansion_point_location): Declare.
4352 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4354 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4355 occurence with frame_offset_ ones.
4357 2016-05-03 Alan Modra <amodra@gmail.com>
4359 PR rtl-optimization/70890
4360 * ira.c (combine_and_move_insns): When moving def_insn, remove
4363 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4365 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4366 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4367 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4368 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4370 2016-05-03 Alan Modra <amodra@gmail.com>
4372 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4373 for SAVE_MULTIPLE/STORE_MULTIPLE.
4375 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4377 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4378 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4380 2016-05-03 Richard Biener <rguenther@suse.de>
4382 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4384 (gimplify_arg): Likewise.
4385 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4386 re-writing the result to a decl if required.
4387 (internal_get_tmp_var): Add allow_ssa parameter
4388 and override into_ssa with it.
4389 (get_formal_tmp_var): Adjust.
4390 (get_initialized_tmp_var): Add allow_ssa parameter.
4391 (gimplify_arg): Add allow_ssa parameter and avoid generating
4392 SSA names for the result false.
4393 (gimplify_call_expr): If the call may return twice do not
4394 gimplify parameters into SSA.
4395 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4396 (gimplify_modify_expr): Adjust assert. For noreturn calls
4397 with a SSA name LHS adjust its def.
4398 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4399 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4400 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4401 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4402 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4403 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4404 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4405 (optimize_target_teams): Do not allow SSA names for clause operands.
4406 (gimplify_expr): Likewise for where we mark the result addressable.
4407 * passes.def (pass_init_datastructures): Remove.
4408 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4409 (rewrite_stmt): Likewise.
4410 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4411 (replace_locals_op): Replace SSA names.
4412 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4413 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4414 * cgraph.c (release_function_body): Free CFG annotations only
4415 when we have a CFG. Simplify.
4416 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4417 force_gimple_operand instead of get_initialized_tmp_var.
4418 * tree-pass.h (make_pass_init_datastructures): Remove.
4419 * tree-ssa.c (execute_init_datastructures): Remove.
4420 (pass_data_init_datastructures): Likewise.
4421 (class pass_init_datastructures): Likewise.
4422 (make_pass_init_datastructures): Likewise.
4423 * omp-low.c (create_omp_child_function): Init SSA data structures.
4424 (grid_expand_target_grid_body): Likewise.
4425 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4426 name before adding it to names_to_release.
4427 (remove_bb): Always release SSA defs.
4428 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4429 before dereferencing it.
4430 * cgraphunit.c (init_lowered_empty_function): Always
4431 int SSA data structures.
4432 * tree-ssanames.c (release_defs): Remove assert that we are in
4434 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4436 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4437 Uros Bizjak <ubizjak@gmail.com>
4439 PR rtl-optimization/70467
4440 * config/i386/predicates.md (x86_64_hilo_int_operand,
4441 x86_64_hilo_general_operand): New predicates.
4442 * config/i386/constraints.md (Wd): New constraint.
4443 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4444 (general_hilo_operand): New mode attr.
4445 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4446 instead of <general_operand>.
4447 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4448 x86_64_hilo_general_operand instead of <general_operand>.
4450 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4452 PR tree-optimization/70916
4453 * tree-if-conv.c (constant_or_ssa_name): Removed.
4454 (fold_build_cond_expr): Use is_gimple_val instead of
4455 constant_or_ssa_name.
4457 PR tree-optimization/70916
4458 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4459 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4462 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4463 (optimize_atomic_bit_test_and): New function.
4464 (pass_fold_builtins::execute): Use it.
4465 * optabs.def (atomic_bit_test_and_set_optab,
4466 atomic_bit_test_and_complement_optab,
4467 atomic_bit_test_and_reset_optab): New optabs.
4468 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4469 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4470 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4471 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4472 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4473 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4474 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4475 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4476 atomic_bit_test_and_complement@var{mode},
4477 atomic_bit_test_and_reset@var{mode}): Document.
4478 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4479 atomic_bit_test_and_complement<mode>,
4480 atomic_bit_test_and_reset<mode>): New expanders.
4481 (atomic_bit_test_and_set<mode>_1,
4482 atomic_bit_test_and_complement<mode>_1,
4483 atomic_bit_test_and_reset<mode>_1): New insns.
4485 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4487 PR rtl-optimization/70687
4488 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4489 instead of unsigned HOST_WIDE_INT.
4491 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4493 PR rtl-optimization/44281
4494 * hard-reg-set.h (struct target_hard_regs): New field
4495 x_fixed_nonglobal_reg_set.
4496 (fixed_nonglobal_reg_set): New macro.
4497 * reginfo.c (init_reg_sets_1): Initialize it.
4498 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4500 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4502 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4504 PR tree-optimization/56541
4505 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4506 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4507 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4508 (any_complicated_phi): new static variable.
4509 (aggressive_if_conv): delete.
4510 (if_convertible_phi_p): support phis with more than two arguments.
4511 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4512 critical pred edges.
4513 (ifcvt_split_critical_edges): support phis with more than two
4514 arguments by checking new parameter. only split critical edges
4516 (tree_if_conversion): handle simd pragma marked loop using new
4517 local variable aggressive_if_conv. check any_complicated_phi.
4519 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4521 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4524 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4526 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4529 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4531 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4532 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4533 define_insn_and_split.
4534 (mulsi3_i): New define_insn_and_split.
4535 (mulsi3_call): Convert to define_insn.
4536 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4539 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4541 * machmode.h (mode_complex): Add support to give the complex mode
4543 (GET_MODE_COMPLEX_MODE): Likewise.
4544 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4545 stored by build_complex_type and gfc_build_complex_type instead of
4546 trying to figure out the appropriate mode based on the size. Raise
4547 an assertion error, if the type was not set.
4548 * genmodes.c (struct mode_data): Add field for the complex type of
4550 (blank_mode): Likewise.
4551 (make_complex_modes): Remember the complex mode created in the
4553 (emit_mode_complex): Write out the mode_complex array to map a
4554 type mode to the complex version.
4555 (emit_insn_modes_c): Likewise.
4556 * tree.c (build_complex_type): Set the complex type to use before
4557 calling layout_type.
4558 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4559 support for __float128 complex datatypes.
4560 (rs6000_hard_regno_mode_ok): Likewise.
4561 (rs6000_setup_reg_addr_masks): Likewise.
4562 (rs6000_complex_function_value): Likewise.
4563 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4564 __float128 and __ibm128 complex.
4565 (FLOAT128_IBM_P): Likewise.
4566 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4567 * doc/extend.texi (Additional Floating Types): Document that
4568 -mfloat128 must be used to enable __float128. Document complex
4569 __float128 and __ibm128 support.
4571 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4574 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4575 char/short arguments promoted to int because of promote_prototypes.
4577 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4580 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4581 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4582 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4583 alternatives using "enabled" attribute. Use register_ssemem_operand
4584 as operand 1 predicate.
4585 (*cmpi<unord>xf_i387): Split XFmode pattern from
4586 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4587 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4588 *absneg<mode>2_i387. Disable unsupported alternatives using
4589 "enabled" attribute.
4590 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4592 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4594 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4596 (oacc_loop_process): Check mask for loop termination.
4598 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4600 * cif-code.def (CIF_THUNK): Add.
4601 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4604 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4606 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4607 (dump_inline_summary): Dump it.
4608 (fp_expression_p): New predicate.
4609 (estimate_function_body_sizes): Use it.
4610 (inline_merge_summary): Merge fp_expressions.
4611 (inline_read_section): Read fp_expressions.
4612 (inline_write_summary): Write fp_expressions.
4613 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4614 codegen boundary if either caller or callee is !fp_expressions.
4615 * ipa-inline.h (inline_summary): Add fp_expressions.
4616 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4617 to fp_expressions be sure the fp generation flags are updated.
4619 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4621 PR rtl-optimization/70467
4622 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4624 PR rtl-optimization/70467
4625 * ipa-pure-const.c (check_call): Handle internal calls even in
4626 ipa mode like in local mode.
4628 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4630 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4632 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4634 * match.pd (X u< X, X u> X): New transformations.
4636 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4638 * flag-types.h (enum warn_strict_overflow_code): Move ...
4639 * coretypes.h: ... here.
4640 * fold-const.h (fold_overflow_warning): Declare.
4641 * fold-const.c (fold_overflow_warning): Make non-static.
4642 (fold_comparison): Move the transformation of X +- C1 CMP C2
4643 into X CMP C2 -+ C1 ...
4644 * match.pd: ... here.
4645 * gimple-fold.c (fold_stmt_1): Protect with
4646 fold_defer_overflow_warnings.
4648 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4650 * omp-low.c (struct oacc_loop): Add 'inner' field.
4651 (new_oacc_loop_raw): Initialize it to zero.
4652 (oacc_loop_fixed_partitions): Initialize it.
4653 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4654 available partitioning.
4656 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4658 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4660 (umulsidi3): Likewise.
4661 (indirect_jump): Fix jump instruction assembly patterns.
4663 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4666 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4667 (nvptx_function_value): Assert non-NULL cfun.
4669 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4671 PR rtl-optimization/70886
4672 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4674 * cselib.h (rtx_equal_for_cselib_1): Declare.
4675 (rtx_equal_for_cselib_p: New inline function.
4676 * cselib.c (rtx_equal_for_cselib_p): Delete.
4677 (rtx_equal_for_cselib_1): Make public.
4679 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4681 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4682 (register_mixssei387nonimm_operand): Remove predicate.
4683 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4684 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4685 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4686 for TARGET_MIX_SSE_I387 alternatives.
4687 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4688 Disable unsupported alternatives using "enabled" attribute. Use
4689 nonimm_ssenomem_operand as operand 1 predicate. Also check
4690 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4692 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4694 * tree.c (cst_and_fits_in_hwi): Simplify.
4696 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4698 * tree.h (wi::to_wide): New function.
4699 * expr.c (expand_expr_real_1): Use wi::to_wide.
4700 * fold-const.c (int_const_binop_1): Likewise.
4701 (extract_muldiv_1): Likewise.
4703 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4705 * wide-int.h: Update offset_int and widest_int documentation.
4706 (WI_SIGNED_SHIFT_RESULT): New macro.
4707 (wi::binary_shift): Define signed_shift_result_type for
4708 shifts on offset_int- and widest_int-like types.
4709 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4710 * tree.h (int_bit_position): Use shift operators instead of wi::
4712 * alias.c (adjust_offset_for_component_ref): Likewise.
4713 * expr.c (get_inner_reference): Likewise.
4714 * fold-const.c (fold_comparison): Likewise.
4715 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4716 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4717 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4718 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4719 (stmt_kills_ref_p): Likewise.
4720 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4721 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4722 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4723 (ao_ref_init_from_vn_reference): Likewise.
4725 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4727 * wide-int.h: Update offset_int and widest_int documentation.
4728 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4729 (wi::binary_traits): Allow ordered comparisons between offset_int and
4730 offset_int, between widest_int and widest_int, and between either
4731 of these types and basic C types.
4732 (operator <, <=, >, >=): Define for the same combinations.
4733 * tree.h (tree_int_cst_lt): Use comparison operators instead
4734 of wi:: comparisons.
4735 (tree_int_cst_le): Likewise.
4736 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4737 (fold_nonarray_ctor_reference): Likewise.
4738 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4739 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4740 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4741 * tree-sra.c (completely_scalarize): Likewise.
4742 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4743 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4744 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4745 (check_for_binary_op_overflow): Likewise.
4746 (search_for_addr_array): Likewise.
4747 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4749 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4751 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4752 (arc_save_restore): Likewise.
4753 (arc_dwarf_register_span): Likewise.
4754 (arc_output_pic_addr_const): Initialize suffix variable.
4756 2016-05-02 Martin Liska <mliska@suse.cz>
4758 * symbol-summary.h (function_summary::function_summary):
4759 Remove checking assert for all cgraph nodes.
4760 (function_summary::get): Check summary_uid.
4761 (symtab_insertion): Check summary_uid.
4763 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4765 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4766 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4768 (arc_dwarf_register_span): Remove enum keyword.
4769 (compact_memory_operand_p): New function.
4770 * config/arc/arc.h (reg_class): Add code density register classes.
4771 (REG_CLASS_NAMES): Likewise.
4772 (REG_CLASS_CONTENTS): Likewise.
4773 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4774 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4775 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4776 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4777 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4779 (h, Rcd, Rsd, Rzd): New register constraints.
4780 (T): Use compact_memory_operand_p function.
4781 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4783 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4785 * config/sh/sh.md (*negnegt, *movtt): Remove.
4787 2016-05-02 Marek Polacek <polacek@redhat.com>
4788 Tom de Vries <tom@codesourcery.com>
4790 PR tree-optimization/70700
4791 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4792 bigger than FIRST_REF_NODE.
4794 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4797 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4799 (prepare_cbranch_operands): Don't use scratch register. Assume that
4800 function is used when pseudos can be created.
4801 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4802 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4803 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4804 define_expand. Allow it only when pseudos can be created.
4805 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4807 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4809 * config/i386/constraints.md (BC): Only allow -1 operands.
4810 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4811 Add "enabled" attribute. Update XI mode attribute calculation.
4812 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4813 (*movoi_internal_avx): Update XI mode attribute calculation.
4814 (*movti_internal): Ditto.
4816 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4818 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4819 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4821 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4823 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4824 statement on instruction code. Remove trailing spaces.
4825 (altivec_expand_stv_builtin): Likewise.
4827 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4829 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4830 (TARGET_FPU_DOUBLE): Simplify.
4831 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4832 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4833 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4834 with 'TARGET_FPU_DOUBLE'.
4835 * config/sh/sh.md: Likewise.
4837 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4839 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4840 SH_DIV_STR_FOR_SIZE): Remove.
4841 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4842 SH_DIV_STR_FOR_SIZE): Remove.
4844 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4846 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4847 logical_reg_operand): Delete.
4848 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4849 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4850 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4851 match_operand and match_test.
4852 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4853 variables on their first use. Return bool values.
4854 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4855 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4856 arith_reg_operand for input operand. Remove empty constraints.
4858 (*xorsi3_compact): Rename to xorsi3.
4859 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4860 (*zero_extend<mode>si2_disp_mem): Update comment.
4863 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4865 * config/sh/t-sh: Remove SH5 support.
4866 * config.gcc: Likewise.
4867 * configure: Likewise.
4869 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4871 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4873 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4875 * config/sh/sh.c (register_sh_passes, sh_option_override,
4876 sh_print_operand, prepare_move_operands,
4877 sh_can_follow_jump): Remove TARGET_SH1 checks.
4878 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4879 PROMOTE_MODE): Likewise.
4880 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4883 2016-04-30 Alan Modra <amodra@gmail.com>
4885 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4886 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4887 Check for user regs later to avoid unnecessary looping over regs.
4888 Merge user reg check with non-saved reg check. Don't force
4889 inline VR restore when static chain used.
4890 (rs6000_frame_related): Omit eh_frame info for user regs when
4892 (fixed_regs_p): Delete.
4894 2016-04-30 Alan Modra <amodra@gmail.com>
4896 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4897 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4900 2016-04-30 Alan Modra <amodra@gmail.com>
4903 * config/rs6000/rs6000.c (fixed_reg_p): New function.
4904 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
4907 2016-04-30 Alan Modra <amodra@gmail.com>
4909 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
4910 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
4911 flag_pic test for Darwin.
4913 2016-04-30 Alan Modra <amodra@gmail.com>
4915 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
4916 throw_calls_crossed.
4917 (REG_FREQ_CALLS_CROSSED): Delete.
4918 (REG_N_THROWING_CALLS_CROSSED): Delete.
4919 * regstat.c (regstat_bb_compute_ri): Don't calculate
4920 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
4921 (dump_reg_info): Don't print call cross frequency.
4922 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
4923 and REG_N_THROWING_CALLS_CROSSED.
4925 2016-04-30 Alan Modra <amodra@gmail.com>
4927 * regs.h (struct reg_info_t): Delete live_length.
4928 (REG_LIVE_LENGTH): Delete macro.
4929 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
4930 local_live, local_processed and local_live_last_luid params.
4931 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
4933 (regstat_compute_ri): Adjust for above. Don't set
4935 (dump_reg_info): Don't print live length.
4936 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
4937 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
4938 Localize loop_depth var.
4940 2016-04-30 Alan Modra <amodra@gmail.com>
4942 * ira.c (enum valid_equiv): New.
4943 (validate_equiv_mem): Return enum.
4944 (update_equiv_mem): Create replacement in more cases.
4945 (add_store_equivs): Update validate_equiv_mem call.
4947 2016-04-30 Alan Modra <amodra@gmail.com>
4949 * ira.c (combine_and_move_insns): Rather than scanning insns,
4950 use DF infrastucture to find use and def insns.
4952 2016-04-30 Alan Modra <amodra@gmail.com>
4954 ira.c (combine_and_move_insns): Move invariant conditions..
4955 (ira.c): ..to here. Call combine_and_move_insns before
4956 add_store_equivs. Call grow_reg_equivs later. Allocate
4957 req_equiv later using max_reg_num() rather than global max_regno.
4958 (contains_replace_regs): Delete.
4959 (add_store_equivs): Remove contains_replace_regs test.
4961 2016-04-30 Alan Modra <amodra@gmail.com>
4963 * ira.c (struct equiv_mem_data): New.
4964 (equiv_mem, equiv_mem_modified): Delete static vars.
4965 (validate_equiv_mem_from_store): Use "data" param to communicate..
4966 (validate_equiv_mem): ..from here.
4968 2016-04-30 Alan Modra <amodra@gmail.com>
4970 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
4972 (update_reg_equivs): ..here. Move allocation and freeing of
4973 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
4974 end_alias_analysis to..
4977 2016-04-30 Alan Modra <amodra@gmail.com>
4979 * ira.c (pdx_subregs): Delete.
4980 (struct equivalence): Add pdx_subregs field.
4981 (set_paradoxical_subreg): Remove pdx_subregs param. Update
4983 (update_equiv_regs): Don't create or free pdx_subregs. Update
4986 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4988 * config/rs6000/altivec.h: Change definitions of vec_xl and
4990 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
4991 (LD_ELEMREV_V2DI): New.
4992 (LD_ELEMREV_V4SF): New.
4993 (LD_ELEMREV_V4SI): New.
4994 (LD_ELEMREV_V8HI): New.
4995 (LD_ELEMREV_V16QI): New.
4996 (ST_ELEMREV_V2DF): New.
4997 (ST_ELEMREV_V2DI): New.
4998 (ST_ELEMREV_V4SF): New.
4999 (ST_ELEMREV_V4SI): New.
5000 (ST_ELEMREV_V8HI): New.
5001 (ST_ELEMREV_V16QI): New.
5004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5005 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5006 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5007 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5008 (altivec_expand_builtin): Add handling for
5009 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5010 (rs6000_invalid_builtin): Add error-checking for
5011 RS6000_BTM_P9_VECTOR.
5012 (altivec_init_builtins): Define builtins used to implement vec_xl
5014 (rs6000_builtin_mask_names): Define power9-vector.
5015 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5016 (RS6000_BTM_P9_VECTOR): Define.
5017 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5018 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5019 (vsx_ld_elemrev_v2df): Likewise.
5020 (vsx_ld_elemrev_v4sf): Likewise.
5021 (vsx_ld_elemrev_v4si): Likewise.
5022 (vsx_ld_elemrev_v8hi): Likewise.
5023 (vsx_ld_elemrev_v16qi): Likewise.
5024 (vsx_st_elemrev_v2df): Likewise.
5025 (vsx_st_elemrev_v2di): Likewise.
5026 (vsx_st_elemrev_v4sf): Likewise.
5027 (vsx_st_elemrev_v4si): Likewise.
5028 (vsx_st_elemrev_v8hi): Likewise.
5029 (vsx_st_elemrev_v16qi): Likewise.
5030 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5033 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5035 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5037 (simplify_control_stmt_condition_1): ... here. Recurse into
5038 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5040 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5043 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5044 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5045 define_insn_and_split to define_insn.
5046 (zero_extendqi<mode>2_dot2): Same.
5047 (extendqi<mode>2_dot): Same.
5048 (extendqi<mode>2_dot2): Same.
5050 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5052 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5053 (probe_stack): New expander.
5054 (probe_stack_<mode>): New insn pattern.
5056 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5058 * config/i386/i386.md
5059 (operations with memory inputs setting flags peephole2):
5060 Remove uneeded REG_P checks. Cleanup pattern generation.
5062 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5064 * tree-vect-loop.c (vect_transform_loop): Fix
5065 nb_iterations_upper_bound computation for vectorized loop.
5067 2016-04-29 Marek Polacek <polacek@redhat.com>
5068 Jakub Jelinek <jakub@redhat.com>
5071 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5072 TARGET_EXPR_SLOT as a base.
5074 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5076 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5077 with 'rCm2' constraints to limit possible immediate size.
5078 (*load_zeroextendqisi_update): Likewise.
5079 (*load_signextendqisi_update): Likewise.
5080 (*loadhi_update): Likewise.
5081 (*load_zeroextendhisi_update): Likewise.
5082 (*load_signextendhisi_update): Likewise.
5083 (*loadsi_update): Likewise.
5084 (*loadsf_update): Likewise.
5086 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5088 * config/i386/predicates.md (constm1_operand): Fix comparison.
5090 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5092 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5094 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5096 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5097 remaining SH5 related settings.
5098 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5099 shmedia_prepare_call_address): Delete.
5100 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5101 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5102 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5103 UNSUPPORTED_SH2A): Remove m5 checks.
5104 (sh_divide_strategy_e): Remove SH5 division strategies.
5105 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5106 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5108 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5110 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5112 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5114 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5115 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5117 * config/s390/vector.md ("mov<mode>"): Likewise.
5119 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5121 * config/s390/constraints.md ("U", "W"): Invoke
5122 s390_mem_constraint with "ZR" and "ZT".
5123 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5124 addresses when using LRA. Accept also short displacements for S
5125 and T constraints. Do not check for long displacement target for
5126 S and T constraints.
5127 (s390_mem_constraint): Remove handling of U and W constraints.
5128 * config/s390/s390.md (various patterns): Remove the short
5129 displacement constraints (Q and R) if a long displacement
5130 constraint is present. Add longdisp as required CPU capability.
5131 * config/s390/vector.md: Likewise.
5132 * config/s390/vx-builtins.md: Likewise.
5134 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5137 * reload1.c (reload): Call finish_spills before
5138 restarting reload loop. Skip select_reload_regs
5139 if update_eliminables_and_spill returns true.
5141 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5143 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5144 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5145 (umulhisi3_imm): Update predicates and constraint letters.
5146 (umulhisi3_reg): Declare instruction as commutative.
5147 * config/arc/constraints.md (J12, J16): New constraints.
5148 * config/arc/predicates.md (short_unsigned_const_operand): New
5150 (arc_short_operand): Likewise.
5151 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5153 2016-04-29 Richard Biener <rguenther@suse.de>
5155 PR tree-optimization/13962
5156 PR tree-optimization/65686
5157 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5158 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5159 using PTA to compare pointers.
5160 * match.pd: Add pattern for pointer equality compare simplification
5161 using ptrs_compare_unequal.
5163 2016-04-29 Richard Biener <rguenther@suse.de>
5165 * stor-layout.c (layout_type): Do not build a pointer-to-element
5168 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5170 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5171 Use SWI mode iterator. Use general_reg_operand predicate.
5172 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5173 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5176 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5179 * fold-const.c (operand_equal_p): Don't verify hash value equality
5181 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5184 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5187 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5188 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5189 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5190 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5191 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5193 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5195 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5196 to info. Don't initialize separate fields to 0. Clean up
5199 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5201 * config/i386/i386.md (peephole2s for operations with memory inputs):
5202 Use SWI mode iterator.
5203 (peephole2s for operations with memory outputs): Ditto.
5204 Do not check for stack checking probe.
5206 (probe_stack): Remove expander.
5208 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5209 Andrew Burgess <andrew.burgess@embecosm.com>
5211 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5212 operands as 32-bits.
5214 2016-04-28 Jason Merrill <jason@redhat.com>
5216 * gdbinit.in: Skip line-map.h.
5218 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5219 Andrew Burgess <andrew.burgess@embecosm.com>
5221 * config/arc/arc.c (arc_conditional_register_usage): Take
5222 TARGET_RRQ_CLASS into account.
5223 (arc_print_operand): Support printing 'p' and 's' operands.
5224 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5226 (TARGET_RRQ_CLASS): Define.
5227 (IS_POWEROF2_OR_0_P): Define.
5228 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5230 (*tst_movb): New define_insn.
5231 (*tst): Avoid recognition if it could prevent '*tst_movb'
5232 combination; replace c/CnL with c/Chs alternative.
5233 (*tst_bitfield_tst): New define_insn.
5234 (*tst_bitfield_asr): New define_insn.
5235 (*tst_bitfield): New define_insn.
5236 (andsi3_i): Add Rrq variant.
5237 (extzv): New define_expand.
5238 (insv): New define_expand.
5239 (*insv_i): New define_insn.
5240 (*movb): New define_insn.
5241 (*movb_signed): New define_insn.
5242 (*movb_high): New define_insn.
5243 (*movb_high_signed): New define_insn.
5244 (*movb_high_signed + 1): New define_split pattern.
5245 (*mrgb): New define_insn.
5246 (*mrgb + 1): New define_peephole2 pattern.
5247 (*mrgb + 2): New define_peephole2 pattern.
5248 * config/arc/arc.opt (mbitops): New option for nps400, uses
5249 TARGET_NPS_BITOPS_DEFAULT.
5250 * config/arc/constraints.md (q): Make register class conditional.
5251 (Rrq): New register constraint.
5252 (Chs): New constraint.
5253 (Clo): New constraint.
5254 (Chi): New constraint.
5255 (Cbf): New constraint.
5256 (Cbn): New constraint.
5257 (C18): New constraint.
5258 (Cbi): New constraint.
5260 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5262 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5264 (bitmap_intersection_of_preds): Ditto.
5265 (bitmap_union_of_succs): Ditto.
5266 (bitmap_union_of_preds): Ditto.
5267 * sbitmap.c (do_popcount): Delete.
5268 (BITMAP_DEBUGGING): Delete.
5269 (sbitmap_verify_popcount): Delete.
5270 (sbitmap_alloc): Don't initialize the popcount field.
5271 (sbitmap_alloc_with_popcount): Delete.
5272 (sbitmap_resize): Don't resize the popcount array.
5273 (sbitmap_vector_alloc): Don't initialize the popcount field.
5274 (bitmap_copy): Don't copy the popcount array.
5275 (bitmap_clear): Don't clear the popcount array.
5276 (bitmap_clear): Delete the popcount array handling.
5277 (bitmap_ior_and_compl): Delete the popcount assert.
5278 (bitmap_not): Ditto.
5279 (bitmap_and_compl): Ditto.
5280 (bitmap_and): Delete the popcount array handling.
5281 (bitmap_xor): Ditto.
5282 (bitmap_ior): Ditto.
5283 (bitmap_or_and): Delete the popcount assert.
5284 (bitmap_and_or): Ditto.
5285 (popcount_table): Delete.
5286 (sbitmap_elt_popcount): Delete.
5287 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5288 (bitmap_set_bit): Delete the popcount assert.
5289 (bitmap_clear_bit): Ditto.
5290 (sbitmap_free): Don't free the popcount array.
5291 (sbitmap_alloc_with_popcount): Delete declaration.
5292 (sbitmap_popcount): Ditto.
5294 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5295 Andrew Burgess <andrew.burgess@embecosm.com>
5297 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5298 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5299 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5300 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5301 * config/arc/arc.opt (mcmem): New option.
5302 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5303 supply length for r/m alternative.
5304 (*extendqisi2_ac): Likewise.
5305 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5307 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5308 (movhi_insn): Likewise.
5309 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5310 (*zero_extendqihi2_i): Add r/Ucm alternative.
5311 (*zero_extendqisi2_ac): Likewise.
5312 (*zero_extendhisi2_i): Likewise.
5313 * config/arc/constraints.md (Uex): New memory constraint.
5314 (Ucm): New define_constraint.
5315 * config/arc/predicates.md (long_immediate_loadstore_operand):
5316 Return 0 for MEM with cmem_address address.
5317 (cmem_address_0): New predicates.
5318 (cmem_address_1): Likewise.
5319 (cmem_address_2): Likewise.
5320 (cmem_address): Likewise.
5322 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5324 * config/rs6000/rs6000.c (machine_function): Rename
5325 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5326 (rs6000_stack_info): Adjust.
5328 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5329 Andrew Burgess <andrew.burgess@embecosm.com>
5331 * config/arc/constraints.md (Usd): Convert to define_constraint.
5335 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5338 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5339 Add new peephole2 where the first insn is *mov<mode>_or instead of
5340 *mov<mode>_internal.
5342 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5344 * tracer.c (bb_seen): Make static.
5346 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5348 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5349 support, setup defaults.
5350 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5351 * config/arc/arc.c (arc_init): Add NPS400 support.
5352 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5353 (TARGET_ARC700): NPS400 is also an ARC700.
5354 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5356 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5359 * config/nds32/nds32.md (casesi): Don't access the operands array
5362 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5364 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5365 (or $-1,reg peephole2): Ditto.
5366 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5368 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5370 * doc/extend.texi (Common Function Attributes) [optimize]:
5371 Discourage use of the optimize attribute.
5373 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5375 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5376 special case builtin.
5377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5378 ALTIVEC_BUILTIN_VEC_ADDE.
5379 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5380 support for ALTIVEC_BUILTIN_VEC_ADDE.
5381 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5382 for __builtin_vec_adde.
5384 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5386 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5387 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5389 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5392 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5393 attributes): Document cilkplus_runtime.
5395 2016-04-28 Martin Jambor <mjambor@suse.cz>
5397 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5398 this function. Call verify_expr on MEM_REFs and bases of other
5401 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5403 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5404 for WORD_REGISTER_OPERATIONS to runtime check.
5406 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5408 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5410 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5412 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5413 big-endian compilation.
5414 * config/arc/arc.md (addf3): Likewise.
5418 2016-04-28 Richard Biener <rguenther@suse.de>
5420 PR tree-optimization/70840
5421 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5422 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5423 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5424 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5426 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5428 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5429 and explain why in a comment.
5431 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5433 * config/arc/arc.md (cpu_facility): Add fpx variant.
5434 (subdf3): Prohibit use reverse sub when assist operations option
5436 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5437 instructions only when FPX is enabled.
5438 * testsuite/gcc.target/arc/trsub.c: New test.
5440 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5442 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5443 mult_operator when calculating "type" attribute.
5444 (*fop_<mode>_1_i387): Ditto.
5445 (*fop_xf_1_i387): Ditto.
5446 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5447 Use std::swap to swap operands. Use RTL expressions to generate
5450 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5451 Joern Rennecke <joern.rennecke@embecosm.com>
5453 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5455 (emit_pic_move): Remove.
5456 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5457 * config/arc/arc.c (emit_pic_move): Removed.
5458 (TARGET_HAVE_TLS): Define.
5459 (arc_conditional_register_usage): Test for arc_tp_regno.
5460 (arc_print_operand, arc_print_operand_address): Handle TLS
5462 (arc_needs_pcl_p): New function.
5463 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5464 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5465 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5466 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5467 (arc_legitimize_tls_address): Likewise.
5468 (DTPOFF_ZERO_SYM): Define.
5469 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5470 (arc_output_pic_addr_const): Print TLS unspecs.
5471 (prepare_pic_move): New function, replaces emit_pic_move.
5472 (arc_legitimate_constant_p): Handle TLS unspecs.
5473 (arc_legitimate_address_p): Likewise.
5474 (arc_rewrite_small_data_p): Use assert for TLS constants.
5475 (prepare_move_operands): Use prepare_pic_move.
5476 (arc_legitimize_address): Legitimize tls addresses.
5477 (arc_epilogue_uses): Check for arc_tp_regno.
5478 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5479 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5481 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5483 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5484 %(arc_tls_extra_start_spec).
5485 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5486 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5488 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5489 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5490 (UNSPEC_TLS_OFF): Add.
5492 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5493 (get_thread_pointersi): New patterns.
5494 * config/arc/arc.opt (mtp-regno): New option.
5495 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5496 (move_dest_operand): Likewise.
5497 * configure: Regenerate.
5498 * configure.ac: Add arc*-*-* case to test for tls.
5499 * doc/invoke.texi (ARC options): Document mtp-regno.
5501 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5503 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5504 the new ARC HS SIMD instructions.
5505 (arc_preferred_simd_mode): New function.
5506 (arc_autovectorize_vector_sizes): Likewise.
5507 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5508 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5509 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5510 (arc_init_builtins): Add new SIMD builtin types.
5511 (arc_split_move): Handle 64 bit vector moves.
5512 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5513 (TARGET_PLUS_QMACW): Define.
5514 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5515 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5516 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5517 (VSUBADD4H): New builtins.
5518 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5519 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5521 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5522 Matthias Klose <doko@debian.org>
5524 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5526 2016-04-28 Richard Biener <rguenther@suse.de>
5529 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5532 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5534 * common/config/sh/sh-common.c: Remove SH5 support.
5535 * config/sh/constraints.md: Likewise.
5536 * config/sh/config/sh/elf.h: Likewise.
5537 * config/sh/linux.h: Likewise.
5538 * config/sh/netbsd-elf.h: Likewise.
5539 * config/sh/predicates.md: Likewise.
5540 * config/sh/sh-c.c: Likewise.
5541 * config/sh/sh-protos.h: Likewise.
5542 * config/sh/sh.c: Likewise.
5543 * config/sh/sh.h: Likewise.
5544 * config/sh/sh.md: Likewise.
5545 * config/sh/sh.opt: Likewise.
5546 * config/sh/sync.md: Likewise.
5547 * config/sh/sh64.h: Delete.
5548 * config/sh/shmedia.h: Likewise.
5549 * config/sh/shmedia.md: Likewise.
5550 * config/sh/sshmedia.h: Likewise.
5551 * config/sh/t-netbsd-sh5-64: Likewise.
5552 * config/sh/t-sh64: Likewise.
5553 * config/sh/ushmedia.h: Likewise.
5555 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5557 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5558 general_reg_operand instead of register_operand predicate.
5560 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5562 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5564 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5566 * match.pd (A - B > A, A + B < A): New transformations.
5568 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5570 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5571 which defaults to true. Emit an outer pair of parentheses only if
5572 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5573 don't emit parentheses for the right-hand operand.
5575 2016-04-27 Jeff Law <law@redhat.com>
5577 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5579 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5581 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5582 (altivec_lvx_<mode>_internal): Document.
5583 (altivec_lvx_<mode>_2op): New define_insn.
5584 (altivec_lvx_<mode>_1op): Likewise.
5585 (altivec_lvx_<mode>_2op_si): Likewise.
5586 (altivec_lvx_<mode>_1op_si): Likewise.
5587 (altivec_stvx_<mode>): Remove.
5588 (altivec_stvx_<mode>_internal): Document.
5589 (altivec_stvx_<mode>_2op): New define_insn.
5590 (altivec_stvx_<mode>_1op): Likewise.
5591 (altivec_stvx_<mode>_2op_si): Likewise.
5592 (altivec_stvx_<mode>_1op_si): Likewise.
5593 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5594 Expand vec_ld and vec_st during parsing.
5595 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5597 (altivec_expand_stvx_be): Likewise.
5598 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5599 address-masking behavior in RTL.
5600 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5601 address-masking behavior in RTL.
5602 (altivec_expand_builtin): Change builtin code arguments for calls
5603 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5604 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5605 presence of lvx/stvx patterns.
5606 (alignment_with_canonical_addr): New function.
5607 (alignment_mask): Likewise.
5608 (find_alignment_op): Likewise.
5609 (recombine_lvx_pattern): Likewise.
5610 (recombine_stvx_pattern): Likewise.
5611 (recombine_lvx_stvx_patterns): Likewise.
5612 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5613 stvx patterns from expand.
5614 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5616 (vector_altivec_store_<mode>): Likewise.
5618 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5620 * config/aarch64/aarch64.md
5621 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5622 remove the "fp" attributes.
5623 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5624 add the "simd" attributes.
5625 (*movdf_aarch64): Likewise.
5626 (*movtf_aarch64): Remove the "fp" attributes.
5627 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5628 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5630 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5632 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5633 rtx to rtx_code_label *.
5634 * rtl.h (maybe_set_first_label_num): Likewise.
5636 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5638 * df-core.c (df_add_problem): Make the problem param be const.
5639 (df_remove_problem): Make local "problem" be const.
5640 * df-problems.c (problem_RD): Make const.
5641 (problem_LR): Likewise.
5642 (problem_LIVE): Likewise.
5643 (problem_MIR): Likewise.
5644 (problem_CHAIN): Likewise.
5645 (problem_WORD_LR): Likewise.
5646 (problem_NOTE): Likewise.
5647 (problem_MD): Likewise.
5648 * df-scan.c (problem_SCAN): Likewise.
5649 * df.h (struct df_problem): Make field "dependent_problem" be
5651 (struct dataflow): Likewise for field "problem".
5652 (df_add_problem): Make param const.
5654 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5656 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5657 inter-unit moves to/from vector registers are enabled. Do not disable
5660 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5662 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5663 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5665 (enum df_problem_id): ...this new enum.
5666 (struct df_problem): Convert field "id" from "int" to
5669 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5671 * rtl.def: Update comment for "things in the instruction chain" to
5672 reflect the removal of the leading "i" field for INSN_UID in
5673 r210360. Fix bogus apostrophe.
5675 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5677 * config/i386/i386.md
5678 (lea arith with mem operand + setcc peephole2): Set operator mode.
5680 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5683 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5684 (dimode_scalar_to_vector_candidate_p): This.
5685 (timode_scalar_to_vector_candidate_p): New function.
5686 (scalar_to_vector_candidate_p): Likewise.
5687 (timode_check_non_convertible_regs): Likewise.
5688 (timode_remove_non_convertible_regs): Likewise.
5689 (remove_non_convertible_regs): Likewise.
5690 (remove_non_convertible_regs): Renamed to ...
5691 (dimode_remove_non_convertible_regs): This.
5692 (scalar_chain::~scalar_chain): Make it virtual.
5693 (scalar_chain::compute_convert_gain): Make it pure virtual.
5694 (scalar_chain::mark_dual_mode_def): Likewise.
5695 (scalar_chain::convert_insn): Likewise.
5696 (scalar_chain::convert_registers): Likewise.
5697 (scalar_chain::add_to_queue): Make it protected.
5698 (scalar_chain::emit_conversion_insns): Likewise.
5699 (scalar_chain::replace_with_subreg): Likewise.
5700 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5701 (scalar_chain::convert_op): Likewise.
5702 (scalar_chain::convert_reg): Likewise.
5703 (scalar_chain::make_vector_copies): Likewise.
5704 (scalar_chain::convert_registers): New pure virtual function.
5705 (class dimode_scalar_chain): New class.
5706 (class timode_scalar_chain): Likewise.
5707 (scalar_chain::mark_dual_mode_def): Renamed to ...
5708 (dimode_scalar_chain::mark_dual_mode_def): This.
5709 (timode_scalar_chain::mark_dual_mode_def): New function.
5710 (timode_scalar_chain::convert_insn): Likewise.
5711 (dimode_scalar_chain::convert_registers): Likewise.
5712 (scalar_chain::compute_convert_gain): Renamed to ...
5713 (dimode_scalar_chain::compute_convert_gain): This.
5714 (scalar_chain::replace_with_subreg): Renamed to ...
5715 (dimode_scalar_chain::replace_with_subreg): This.
5716 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5717 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5718 (scalar_chain::make_vector_copies): Renamed to ...
5719 (dimode_scalar_chain::make_vector_copies): This.
5720 (scalar_chain::convert_reg): Renamed to ...
5721 (dimode_scalar_chain::convert_reg ): This.
5722 (scalar_chain::convert_op): Renamed to ...
5723 (dimode_scalar_chain::convert_op): This.
5724 (scalar_chain::convert_insn): Renamed to ...
5725 (dimode_scalar_chain::convert_insn): This.
5726 (scalar_chain::convert): Call convert_registers.
5727 (convert_scalars_to_vector): Change to scalar_chain pointer to
5728 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5729 in 32-bit mode. Delete scalar_chain pointer. Call
5730 free_dominance_info in 64-bit mode.
5731 (pass_stv::gate): Remove TARGET_64BIT check.
5732 (ix86_option_override): Put the 64-bit STV pass before the CSE
5735 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5737 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5738 dw_loc_frame_offset field.
5739 * dwarf2out.c (new_loc_descr): Likewise.
5740 (resolve_args_picking_1): Turn the VISITED hash set into a
5741 FRAME_OFFSET hash map. Use it to associate a frame offset to
5742 visited nodes. Remove uses of the CHECKING_P macro.
5743 (resolve_args_picking): Update call to resolve_args_picking_1.
5745 2016-04-27 Martin Liska <mliska@suse.cz>
5747 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5748 (free_loop_data): Release vuses of groups.
5750 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5752 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5753 instead of redundant use_id and boolean have_use_for.
5754 (struct iv_use): Change sub_id into group_id. Remove field next.
5755 Move fields: related_cands, n_map_members, cost_map and selected
5757 (struct iv_group): ... here. New structure.
5758 (struct iv_common_cand): Use structure declaration directly.
5759 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5760 (MAX_CONSIDERED_USES): Rename macro to ...
5761 (MAX_CONSIDERED_GROUPS): ... here.
5762 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5763 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5764 (dump_uses): Rename to ...
5765 (dump_groups): ... here. Update all uses.
5766 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5767 (find_induction_variables): Refactor format of dump information.
5768 (record_sub_use): Delete.
5769 (record_use): Update all uses.
5770 (record_group): New function.
5771 (record_group_use, find_interesting_uses_op): Call above functions.
5773 (find_interesting_uses_cond): Ditto.
5774 (group_compare_offset): New function.
5775 (split_all_small_groups): Rename to ...
5776 (split_small_address_groups_p): ... here. Update all uses.
5777 (split_address_groups): Update all uses.
5778 (find_interesting_uses): Refactor format of dump information.
5779 (add_candidate_1): Update all uses. Remove redundant check on iv,
5781 (add_candidate, record_common_cand): Remove redundant assert.
5782 (add_iv_candidate_for_biv): Update use.
5783 (add_iv_candidate_derived_from_uses): Update all uses.
5784 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5785 (alloc_use_cost_map): Ditto.
5786 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5787 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5788 (determine_use_iv_cost_generic): Ditto.
5789 (determine_group_iv_cost_generic): Ditto.
5790 (determine_use_iv_cost_address): Ditto.
5791 (determine_group_iv_cost_address): Ditto.
5792 (determine_use_iv_cost_condition): Ditto.
5793 (determine_group_iv_cost_cond): Ditto.
5794 (determine_use_iv_cost): Ditto.
5795 (determine_group_iv_cost): Ditto.
5796 (set_autoinc_for_original_candidates): Update all uses.
5797 (find_iv_candidates): Update all uses. Refactor dump information.
5798 (determine_use_iv_costs): Ditto.
5799 (determine_iv_costs): Ditto.
5800 (iv_ca_cand_for_use): Rename to ...
5801 (iv_ca_cand_for_group): ... here. Update all uses.
5802 (iv_ca_add_use, iv_ca_add_group): Ditto.
5803 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5804 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5805 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5806 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5807 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5808 (create_new_iv, adjust_iv_update_pos): Ditto.
5809 (rewrite_use_address): Delete.
5810 (rewrite_use_address_1): Rename to ...
5811 (rewrite_use_address): ... here.
5812 (rewrite_use_compare): Update all uses.
5813 (rewrite_use): Delete.
5814 (rewrite_uses): Rename to ...
5815 (rewrite_groups): ... here. Update all uses.
5816 (remove_unused_ivs, free_loop_data): Update all uses.
5817 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5819 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5821 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5822 for WORD_REGISTER_OPERATIONS to runtime check.
5824 2016-04-27 Richard Biener <rguenther@suse.de>
5827 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5828 aggregate_value_p to determine if a function result is
5829 returned by reference.
5830 (ipa_pta_execute): Functions having their address taken are
5831 not automatically nonlocal.
5833 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5836 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5837 * fold-const.c (operand_equal_p): If flag_checking and
5838 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5839 and if it returns non-zero, assert iterative_hash_expr on both
5842 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5844 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5846 2016-04-27 Nick Clifton <nickc@redhat.com>
5849 * varasm.c (merge_weak): Generate an error if an attempt is made
5850 to convert a non-weak static function into a weak, public function.
5852 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5854 * params.def (MAX_PARTITION_SIZE): New param.
5855 * doc/invoke.texi: Document lto-max-partition.
5857 2016-04-27 Richard Biener <rguenther@suse.de>
5860 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5861 function cummulating used_from_other_partition, externally_visible
5862 and force_output from aliases.
5863 (refered_from_nonlocal_var): Likewise.
5864 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5865 node flags properly.
5867 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5869 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5870 (-Wmemset-elt-size): New item.
5872 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5875 * stor-layout.h (internal_reference_types): Delete.
5876 * stor-layout.c (reference_types_internal): Likewise.
5877 (internal_reference_types): Likewise.
5878 (layout_type) <REFERENCE_TYPE>: Adjust.
5880 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5883 * tree.h (inchash::add_expr): Add FLAGS argument.
5884 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5885 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5886 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5887 Formatting fix. Adjust recursive calls. For tcc_comparison,
5888 if swap_tree_comparison (code) is smaller than code, hash that
5889 and arguments in the other order. Hash CONVERT_EXPR the same
5890 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5891 of ADDR_EXPR of decl as the decl itself. Add or remove
5892 OEP_ADDRESS_OF from recursive flags as needed. For
5893 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5894 operands commutatively and only the third one normally.
5895 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5897 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5899 * config/rtems.h (LIB_SPEC): Add -latomic.
5901 2016-04-27 Joel Sherrill <joel@rtems.org>
5903 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
5904 xilink.ld and flags not relevant to RTEMS.
5906 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
5908 * toplev.c (backend_init_target): Avoid calling init_reload when using
5911 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5913 * reorg.c (try_merge_delay_insns): Declare i and j inside the
5914 for loops rather than one for the whole function.
5916 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5918 * match.pd (X + CST CMP X): New transformation.
5920 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
5922 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
5923 * fold-const.c (fold_binary_loc): Remove 2 transformations
5924 superseded by match.pd.
5925 * match.pd (x+x -> x*2): Generalize to integers.
5927 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
5929 * config/i386/i386.md (operation on memory peephole): Duplicate an
5930 existing peephole and adapt it to match lea rather than an operation
5933 PR rtl-optimization/57193
5934 * opts.c (default_options_table): Add OPT_frename_registers at -O2
5936 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
5938 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5940 * tree-if-conv.c (any_pred_load_store): New static variable.
5941 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
5942 any_pred_load_store instead of and_mask_load_store.
5943 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
5944 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
5945 (combine_blocks, tree_if_conversion): Ditto.
5947 2016-04-26 Bin Cheng <bin.cheng@arm.com>
5949 PR tree-optimization/70771
5950 PR tree-optimization/70775
5951 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
5952 virtual PHI nodes. Delete parameter.
5953 (if_convertible_loop_p_1): Delete argument to above function.
5954 (predicate_all_scalar_phis): Delete code handling single-argument
5956 (tree_if_conversion): Mark and update virtual SSA.
5958 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5961 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
5962 (x86_elf_aligned_common): Rename to ...
5963 (x86_elf_aligned_decl_common): ... this.
5964 Add decl arg. Switch to .lbss for largecomm object. Use
5965 LARGECOMM_SECTION_ASM_OP.
5966 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
5968 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
5969 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
5971 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
5972 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
5974 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5977 * config/i386/i386.c (SECTION_LARGE): Define.
5978 (x86_64_elf_select_section): Set it for large data/bss sections.
5979 Only clear SECTION_WRITE for .lrodata.
5980 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
5982 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
5983 * varasm.c (default_elf_asm_named_section): Grow flagchars.
5984 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
5986 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
5987 * doc/tm.texi: Regenerate.
5989 2016-04-26 Jakub Jelinek <jakub@redhat.com>
5992 * configure.ac (--enable-checking): Document extra flag, for
5993 non-release builds default to --enable-checking=yes,extra.
5994 If misc checking and extra checking, define CHECKING_P to 2 instead
5996 * common.opt (fchecking=): Add.
5997 * doc/invoke.texi (-fchecking=): Document.
5998 * doc/install.texi: Document --enable-checking changes.
5999 * configure: Regenerated.
6000 * config.in: Regenerated.
6002 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6004 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6005 attribute instead of which_alternative.
6006 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6007 Use EXT_REX_SSE_REG_P where appropriate.
6009 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6011 * config/i386/predicates.md (const0_operand): Do not match
6012 const_wide_int code.
6013 (const1_operand): Ditto.
6015 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6017 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6018 for SSE constm1 operands and TARGET_AVX512VL.
6019 (*movti_internal): Ditto.
6020 (*mov<mode>_or): Use constm1_operand predicate.
6021 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6022 for SSE vector_all_ones operands and TARGET_AVX512VL.
6023 * config/i386/predicates.md (constm1_operand): New predicate.
6024 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6025 emission of constant -1 load.
6027 2016-04-25 Jason Merrill <jason@redhat.com>
6029 * gdbinit.in: Skip is-a.h.
6031 * attribs.c (register_scoped_attributes): Fix logic.
6032 * attribs.h: Declare register_scoped_attributes.
6034 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6036 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6037 stxvd2x and stxvw4x built-in functions.
6039 2016-04-25 DJ Delorie <dj@redhat.com>
6041 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6042 (ashrhi3): Likewise.
6043 (lshrhi3): Likewise.
6045 2016-04-25 Richard Biener <rguenther@suse.de>
6047 PR tree-optimization/70780
6048 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6050 (compute_antic): Mark blocks with abnormal preds as visited as
6051 they have a final empty antic-in solution already.
6053 2016-04-25 Michael Collison <michael.collison@linaro.org>
6055 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6057 2016-04-25 Michael Collison <michael.collison@linaro.org>
6059 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6060 mode is VQI to improve mixed mode vectorization.
6061 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6062 define_insn to match low half of signed vaddw.
6063 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6064 define_insn to match high half of signed vaddw.
6065 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6066 define_insn to match low half of unsigned vaddw.
6067 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6068 define_insn to match high half of unsigned vaddw.
6069 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6070 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6071 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6073 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6074 * config/arm/predicates.md (vect_par_constant_high): Support
6075 big endian and simplify by calling
6076 arm_simd_check_vect_par_cnst_half
6077 (vect_par_constant_low): Likewise.
6079 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6081 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6082 predicate for operand 2.
6084 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6085 H.J. Lu <hongjiu.lu@intel.com>
6087 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6088 machine_mode argument.
6089 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6090 constm1_rtx operands. For VOIDmode constants, get mode from
6091 pred_mode. Check mode size if the mode is supported by ABI.
6092 (standard_sse_constant_opcode): Do not use standard_constant_p.
6093 Strictly check ABI support for all-ones operands.
6094 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6095 immediates. Update calls to standard_sse_constant_p.
6096 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6097 (ix86_rtx_costs): Ditto.
6098 * config/i386/i386.md (*movxi_internal_avx512f): Use
6099 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6100 Use (v,BC) alternative instead of (v,C). Use register_operand
6101 checks instead of MEM_P.
6102 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6103 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6104 isa attribute. Use register_operand checks instead of MEM_P.
6105 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6106 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6107 alternative and corresponding sse2 isa attribute.
6108 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6109 to standard_sse_constant_p.
6110 (FP constant splitters): Ditto.
6111 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6113 * config/i386/predicates.md (constm1_operand): Remove.
6114 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6115 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6116 vector_all_ones_operand instead of constm1_operand.
6118 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6120 * print-rtl.c (print_rtx_insn_vec): New function.
6121 * print-rtl.h: New prototype.
6122 * store-motion.c (struct st_expr): Make avail_stores a vector.
6123 (st_expr_entry): Adjust.
6124 (free_st_expr_entry): Likewise.
6125 (print_store_motion_mems): Likewise.
6126 (find_moveable_store): Likewise.
6127 (compute_store_table): Likewise.
6128 (delete_store): Likewise.
6129 (build_store_vectors): Likewise.
6131 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6133 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6135 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6137 * vec.h (vec_safe_contains): New function.
6138 (vec::contains): Likewise.
6139 (vec::begin): Likewise.
6140 (vec::end): Likewise.
6142 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6145 * cfgexpand.c (expand_stack_vars): Fix typo.
6147 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6149 * system.h (list, map, set, vector): Include conditionally.
6150 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6151 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6152 * ipa-icf.c (INCLUDE_LIST): Define.
6153 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6154 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6155 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6156 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6157 * cp/logic.cc (INCLUDE_LIST): Define.
6158 * fortran/trans-common.c (INCLUDE_MAP): Define.
6160 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6162 * auto-profile.c: Remove <string.h> include.
6163 * ipa-icf-gimple.c: Remove <list> include.
6164 * diagnostic.c: Remove <new> include.
6165 * genmatch.c: Likewise.
6166 * pretty-print.c: Likewise.
6167 * toplev.c: Likewise
6168 * c/c-objc-common.c: Likewise.
6169 * cp/error.c: Likewise.
6170 * fortran/error.c: Likewise.
6172 2016-04-22 Richard Biener <rguenther@suse.de>
6174 * lto-streamer-in.c (input_ssa_names): Do not allocate
6175 GIMPLE_NOP for all SSA names.
6176 * lto-streamer-out.c (output_ssa_names): Do not output
6177 SSA names that should have been released.
6179 2016-04-22 Richard Biener <rguenther@suse.de>
6181 PR tree-optimization/70740
6182 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6185 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/predicates.md (call_insn_operand): Replace
6189 sibcall_memory_operand with memory_operand.
6191 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6193 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6194 has_single_use() tests.
6195 (register_edge_assert_for_1): Likewise.
6196 (find_assert_locations_1): Check the liveness bitmap instead of
6197 checking has_single_use().
6199 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6202 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6203 Extract AVX-512BW constraint from AVX.
6205 2016-04-21 Richard Biener <rguenther@suse.de>
6207 PR tree-optimization/70725
6208 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6209 for phi_convertible_by_degenerating_args.
6210 (predicate_all_scalar_phis): Handle single-argument PHIs.
6212 2016-04-21 Richard Biener <rguenther@suse.de>
6215 * fold-const.c (fold_comparison): Return properly typed
6218 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6220 PR tree-optimization/70715
6221 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6222 after expanding BASE using expand_simple_operations.
6224 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6226 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6227 New transformations.
6229 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6231 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6233 2016-04-20 Jan Hubicka <jh@suse.cz>
6235 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6236 ultiimate_alias_target.
6237 (update_callee_keys): Likewise.
6238 (lookup_recursive_calls): Likewise.
6239 (speculation_useful_p): Likewise.
6241 2016-04-20 Jan Hubicka <jh@suse.cz>
6244 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6245 (set_nothrow_flag_1): ... this; handle interposition correctly;
6246 recurse on aliases and thunks.
6247 (cgraph_node::set_nothrow_flag): New.
6248 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6249 functions compiled with non-call exceptions that binds to current
6251 (propagate_nothrow): Be safe WRT interposition.
6252 * cgraph.h (set_nothrow_flag): Update prototype.
6254 2016-04-18 Jan Hubicka <jh@suse.cz>
6256 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6257 max_loop_iterations_int.
6258 (tree_unswitch_outer_loop): Likewise.
6260 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6262 PR tree-optimization/69489
6263 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6264 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6265 Revise dump message.
6266 (if_convertible_bb_p): Remove check on edge count of basic block's
6269 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6271 PR tree-optimization/56625
6272 PR tree-optimization/69489
6273 * tree-data-ref.h (DR_INNERMOST): New macro.
6274 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6275 hashing struct innermost_loop_behavior.
6276 (ref_DR_map): Remove.
6277 (innermost_DR_map): New map.
6278 (baseref_DR_map): Revise comment.
6279 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6280 to innermost_DR_map accroding to its innermost loop behavior.
6281 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6282 to its innermost loop behavior.
6283 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6284 Add initialization for innermost_DR_map. Record memory reference
6285 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6286 have innermost loop behavior.
6287 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6290 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6292 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6293 *lea_general_1. Use explicit SWI12 mode interator.
6294 (*lea<mode>_general_2): Rename from *lea_general_2.
6295 Use explicit SWI12 mode interator.
6296 (*lea<mode>_general_3): Rename from *lea_general_3.
6297 Use explicit SWI12 mode interator.
6298 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6299 Use explicit SWI12 mode interator.
6300 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6301 Use explicit SWI48 mode interator.
6303 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6305 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6306 Short-cut unaligned load and store cases. Handle all integer
6308 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6309 and store cases. Call ix86_avx256_split_vector_move_misalign
6310 directly without checking mode class.
6312 2016-04-20 Andrew Pinski <apinski@cavium.com>
6313 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6316 * config/aarch64/aarch64.md (sibcall): Force call
6317 address to be DImode for ILP32.
6318 (sibcall_value): Likewise.
6320 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6322 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6324 2016-04-20 Richard Biener <rguenther@suse.de>
6326 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6327 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6328 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6329 (maybe_push_res_to_seq): Adjust.
6330 * gimple-fold.c (maybe_build_generic_op): Likewise.
6332 2016-04-20 Marek Polacek <polacek@redhat.com>
6334 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6337 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6339 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6340 use kmovw to support AVX512F target.
6342 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6344 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6346 2016-04-20 Marek Polacek <polacek@redhat.com>
6348 PR tree-optimization/70725
6349 * tree-if-conv.c (is_false_predicate): New function.
6350 (predicate_mem_writes): Use it.
6352 2016-04-20 Richard Biener <rguenther@suse.de>
6354 PR tree-optimization/70726
6355 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6356 shift amounts from a pattern stmt operand.
6358 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6361 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6362 stack_restore_from_fpr pattern when restoring r15.
6363 (s390_optimize_prologue): Strip away the memory barrier in the
6364 parallel when trying to get rid of restore insns.
6365 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6366 definition for loading the stack pointer from an FPR. Compared to
6367 the normal move insn this pattern includes a full memory barrier.
6369 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6372 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6373 implicitly linear or lastprivate iterator on the outer context.
6375 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6377 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6379 * config/i386/i386.md (ssememalign): Removed.
6380 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6382 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6385 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6386 const short * to __builtin_ia32_loaddquhi512_mask.
6387 (_mm512_maskz_loadu_epi16): Likewise.
6388 (_mm512_mask_storeu_epi16): Pass short * to
6389 __builtin_ia32_storedquhi512_mask.
6390 (_mm512_mask_loadu_epi8): Pass const char * to
6391 __builtin_ia32_loaddquqi512_mask.
6392 (_mm512_maskz_loadu_epi8): Likewise.
6393 (_mm512_mask_storeu_epi8): Pass char * to
6394 __builtin_ia32_storedquqi512_mask.
6395 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6396 const double * to __builtin_ia32_loadupd512_mask.
6397 (_mm512_mask_loadu_pd): Likewise.
6398 (_mm512_maskz_loadu_pd): Likewise.
6399 (_mm512_storeu_pd): Pass double * to
6400 __builtin_ia32_storeupd512_mask.
6401 (_mm512_mask_storeu_pd): Likewise.
6402 (_mm512_loadu_ps): Pass const float * to
6403 __builtin_ia32_loadups512_mask.
6404 (_mm512_mask_loadu_ps): Likewise.
6405 (_mm512_maskz_loadu_ps): Likewise.
6406 (_mm512_storeu_ps): Pass float * to
6407 __builtin_ia32_storeups512_mask.
6408 (_mm512_mask_storeu_ps): Likewise.
6409 (_mm512_mask_loadu_epi64): Pass const long long * to
6410 __builtin_ia32_loaddqudi512_mask.
6411 (_mm512_maskz_loadu_epi64): Likewise.
6412 (_mm512_mask_storeu_epi64): Pass long long *
6413 to __builtin_ia32_storedqudi512_mask.
6414 (_mm512_loadu_si512): Pass const int * to
6415 __builtin_ia32_loaddqusi512_mask.
6416 (_mm512_mask_loadu_epi32): Likewise.
6417 (_mm512_maskz_loadu_epi32): Likewise.
6418 (_mm512_storeu_si512): Pass int * to
6419 __builtin_ia32_storedqusi512_mask.
6420 (_mm512_mask_storeu_epi32): Likewise.
6421 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6422 char * to __builtin_ia32_storedquqi256_mask.
6423 (_mm_mask_storeu_epi8): Likewise.
6424 (_mm256_mask_loadu_epi16): Pass const short * to
6425 __builtin_ia32_loaddquhi256_mask.
6426 (_mm256_maskz_loadu_epi16): Likewise.
6427 (_mm_mask_loadu_epi16): Pass const short * to
6428 __builtin_ia32_loaddquhi128_mask.
6429 (_mm_maskz_loadu_epi16): Likewise.
6430 (_mm256_mask_loadu_epi8): Pass const char * to
6431 __builtin_ia32_loaddquqi256_mask.
6432 (_mm256_maskz_loadu_epi8): Likewise.
6433 (_mm_mask_loadu_epi8): Pass const char * to
6434 __builtin_ia32_loaddquqi128_mask.
6435 (_mm_maskz_loadu_epi8): Likewise.
6436 (_mm256_mask_storeu_epi16): Pass short * to.
6437 __builtin_ia32_storedquhi256_mask.
6438 (_mm_mask_storeu_epi16): Pass short * to.
6439 __builtin_ia32_storedquhi128_mask.
6440 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6441 const double * to __builtin_ia32_loadupd256_mask.
6442 (_mm256_maskz_loadu_pd): Likewise.
6443 (_mm_mask_loadu_pd): Pass onst double * to
6444 __builtin_ia32_loadupd128_mask.
6445 (_mm_maskz_loadu_pd): Likewise.
6446 (_mm256_mask_storeu_pd): Pass double * to
6447 __builtin_ia32_storeupd256_mask.
6448 (_mm_mask_storeu_pd): Pass double * to
6449 __builtin_ia32_storeupd128_mask.
6450 (_mm256_mask_loadu_ps): Pass const float * to
6451 __builtin_ia32_loadups256_mask.
6452 (_mm256_maskz_loadu_ps): Likewise.
6453 (_mm_mask_loadu_ps): Pass const float * to
6454 __builtin_ia32_loadups128_mask.
6455 (_mm_maskz_loadu_ps): Likewise.
6456 (_mm256_mask_storeu_ps): Pass float * to
6457 __builtin_ia32_storeups256_mask.
6458 (_mm_mask_storeu_ps): ass float * to
6459 __builtin_ia32_storeups128_mask.
6460 (_mm256_mask_loadu_epi64): Pass const long long * to
6461 __builtin_ia32_loaddqudi256_mask.
6462 (_mm256_maskz_loadu_epi64): Likewise.
6463 (_mm_mask_loadu_epi64): Pass const long long * to
6464 __builtin_ia32_loaddqudi128_mask.
6465 (_mm_maskz_loadu_epi64): Likewise.
6466 (_mm256_mask_storeu_epi64): Pass long long * to
6467 __builtin_ia32_storedqudi256_mask.
6468 (_mm_mask_storeu_epi64): Pass long long * to
6469 __builtin_ia32_storedqudi128_mask.
6470 (_mm256_mask_loadu_epi32): Pass const int * to
6471 __builtin_ia32_loaddqusi256_mask.
6472 (_mm256_maskz_loadu_epi32): Likewise.
6473 (_mm_mask_loadu_epi32): Pass const int * to
6474 __builtin_ia32_loaddqusi128_mask.
6475 (_mm_maskz_loadu_epi32): Likewise.
6476 (_mm256_mask_storeu_epi32): Pass int * to
6477 __builtin_ia32_storedqusi256_mask.
6478 (_mm_mask_storeu_epi32): Pass int * to
6479 __builtin_ia32_storedqusi128_mask.
6480 * config/i386/i386-builtin-types.def (PCSHORT): New.
6482 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6483 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6484 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6485 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6486 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6487 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6488 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6489 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6490 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6491 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6492 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6493 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6494 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6495 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6496 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6497 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6498 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6499 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6500 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6501 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6502 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6503 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6504 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6505 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6506 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6507 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6508 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6509 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6510 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6511 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6512 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6513 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6514 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6515 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6516 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6517 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6518 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6519 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6520 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6521 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6522 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6523 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6524 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6525 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6526 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6527 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6528 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6529 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6530 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6532 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6533 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6535 (ix86_expand_vector_move_misalign): Likewise.
6536 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6537 to scalar function prototype for unaligned load/store builtins.
6538 (ix86_expand_special_args_builtin): Updated.
6539 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6540 (UNSPEC_STOREU): Likewise.
6541 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6542 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6543 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6544 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6545 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6546 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6547 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6548 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6549 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6550 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6551 (<avx512>_storedqu<mode>_mask): Likewise.
6552 (*sse4_2_pcmpestr_unaligned): Likewise.
6553 (*sse4_2_pcmpistr_unaligned): Likewise.
6554 (*mov<mode>_internal): Renamed to ...
6555 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6556 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6557 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6558 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6560 2016-04-19 Richard Biener <rguenther@suse.de>
6562 PR tree-optimization/70171
6563 * tree-ssa-phiprop.c: Include stor-layout.h.
6564 (phiprop_insert_phi): Handle the aggregate copy case.
6565 (propagate_with_phi): Likewise.
6567 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6569 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6570 instead of simplify_gen_subreg (... , 0).
6571 (ix86_delegitimize_address): Ditto.
6572 (ix86_split_divmod): Ditto.
6573 (ix86_split_copysign_const): Ditto.
6574 (ix86_split_copysign_var): Ditto.
6575 (ix86_expand_args_builtin): Ditto.
6576 (ix86_expand_round_builtin): Ditto.
6577 (ix86_expand_special_args_builtin): Ditto.
6578 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6579 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6580 (udivmodqi4): Ditto.
6581 (absneg splitters): Ditto.
6582 (*jcc_bt<mode>_1): Ditto.
6584 2016-04-19 Richard Biener <rguenther@suse.de>
6586 PR tree-optimization/70724
6587 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6588 restoring out from ...
6589 (free_scc_vn): ... here.
6590 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6591 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6593 (pass_fre::execute): Restore SSA info.
6595 2016-04-19 Richard Biener <rguenther@suse.de>
6597 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6598 * gimple-walk.c (walk_gimple_op): Initialize it.
6599 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6600 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6601 remapping SSA names of defs.
6602 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6605 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6608 * lra-constraints.c (equiv_substition_p): New.
6609 (process_alt_operands): Use it.
6610 (swap_operands): Swap it.
6611 (curr_insn_transform): Update it.
6613 2016-04-18 Michael Matz <matz@suse.de>
6615 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6616 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6617 * tree-core.h (tree_type_common.align): Use bit-field.
6618 (tree_type_common.spare): New.
6619 (tree_decl_common.off_align): Make smaller.
6620 (tree_decl_common.align): Use bit-field.
6622 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6623 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6624 (scan_sharing_clauses): Ditto.
6625 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6626 (omp_finish_file): Ditto.
6627 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6628 (layout_decl): Ditto.
6629 (relayout_decl): Ditto.
6630 (finalize_record_size): Use SET_TYPE_ALIGN.
6631 (finalize_type_size): Ditto.
6632 (finish_builtin_struct): Ditto.
6633 (layout_type): Ditto.
6634 (initialize_sizetypes): Ditto.
6635 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6636 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6637 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6638 (get_chain_field): Ditto.
6639 (get_trampoline_type): Ditto.
6640 (get_nl_goto_field): Ditto.
6641 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6643 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6644 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6645 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6646 (build_qualified_type): Use SET_TYPE_ALIGN.
6647 (build_aligned_type, build_range_type_1): Ditto.
6648 (build_atomic_base): Ditto.
6649 (build_common_tree_nodes): Ditto.
6650 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6651 (expand_one_stack_var_at): Ditto.
6652 * coverage.c (build_var): Use SET_DECL_ALIGN.
6653 * except.c (init_eh): Ditto.
6654 * function.c (assign_parm_setup_block): Ditto.
6655 * symtab.c (increase_alignment_1): Ditto.
6656 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6657 * tree-vect-stmts.c (ensure_base_align): Ditto.
6658 * varasm.c (align_variable): Ditto.
6659 (assemble_variable): Ditto.
6660 (build_constant_desc): Ditto.
6661 (output_constant_def_contents): Ditto.
6663 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6664 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6665 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6666 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6667 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6669 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6672 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6673 replace %vmovsd with "%vmovq".
6674 (vec_concatv2df): Likewise.
6676 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6678 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6679 (*vec_extractv2si_0): Ditto.
6680 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6681 (zero_extended_scalar_load_operand splitters): Ditto.
6682 (vec_extract splitters): Ditto.
6683 (*vec_extractv4si_0_zext): Ditto.
6684 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6686 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6687 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6688 (*sse4_1_extractps): Use lowpart_subreg.
6689 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6691 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6693 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6695 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6696 Mention Solaris 11 packaging changes.
6697 Update gas and gld requirements.
6698 Remove reference to pre-Solaris 10 bug.
6699 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6701 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6704 2016-04-17 Jan Hubicka <jh@suse.cz>
6706 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6707 max_loop_iterations_int.
6709 2016-04-18 Richard Biener <rguenther@suse.de>
6711 PR tree-optimization/43434
6712 * tree-ssa-structalias.c (struct vls_data): New.
6713 (visit_loadstore): Handle all pointer-based accesses.
6714 (compute_dependence_clique): Compute a bitmap of restrict tags
6715 assigned bases and pass it to visit_loadstore.
6717 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6720 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6721 armv8.1-a and armv8.1-a+crc.
6723 2016-04-18 Richard Biener <rguenther@suse.de>
6725 PR tree-optimization/70701
6726 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6727 references after translating through a memcpy.
6729 2016-04-18 Richard Biener <rguenther@suse.de>
6731 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6732 (compute_antic): ... here. For partial antic use regular
6733 postorder and scrap iteration.
6734 (compute_partial_antic_aux): Remove unused return value.
6735 (init_pre): Do not allocate postorder.
6736 (fini_pre): Do not free postorder.
6738 2016-04-18 Richard Biener <rguenther@suse.de>
6741 * expmed.c (extract_bit_field_1): Remove broken case
6742 using a wider MODE_INT mode.
6744 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6746 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6747 unless compiling with at least GCC-4.8.
6749 2016-04-17 Jan Hubicka <jh@suse.cz>
6752 * graphite.c (graphite_finalize): Update call to
6753 tree_estimate_probability.
6754 * predict.h (tree_estimate_probability): Update prototype.
6756 2016-04-17 Jan Hubicka <jh@suse.cz>
6758 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6759 (tree_estimate_probability): Likewise.
6760 (pass_profile::execute): Update.
6761 (report_predictor_hitrates): New function.
6762 * profile.c (compute_branch_probabilities): Use it.
6763 * predict.h (report_predictor_hitrates): Declare.
6765 2016-04-17 Jan Hubicka <jh@suse.cz>
6768 * cgraph.h (cgraph_node::set_const_flag,
6769 cgraph_node::set_pure_flag): Update prototype to return bool;
6771 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6772 of interposable symbol are interposable, too.
6773 (cgraph_set_const_flag_1): Rename to ...
6774 (set_const_flag_1): ... this one; change to self recursive function
6775 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6776 clearnig the flag in all variants and also virtual thunks of const
6777 functions are pure; track if any change was done.
6778 (cgraph_node::set_const_flag): Update.
6779 (struct set_pure_flag_info): New struct.
6780 (cgraph_set_pure_flag_1): Rename to ...
6781 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6782 rather than pointer encoded flags; track if any changes was done;
6783 handle correctly clearning flag and setting flag of aliases already
6785 (cgraph_node::set_pure_flag): Update.
6786 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6788 2016-04-17 Tom de Vries <tom@codesourcery.com>
6791 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6794 2016-04-17 Tom de Vries <tom@codesourcery.com>
6796 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6797 '{}<> ' as escape-for-record.
6799 2016-04-17 Tom de Vries <tom@codesourcery.com>
6801 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6804 2016-04-17 Tom de Vries <tom@codesourcery.com>
6807 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6808 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6809 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6810 * passes.c (finish_optimization_passes): Only call
6811 finish_graph_dump_file if dfi->graph_dump_initialized.
6812 (execute_function_dump, pass_init_dump_file): Use
6813 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6815 2016-04-17 Tom de Vries <tom@codesourcery.com>
6817 PR tree-optimization/70256
6818 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6819 (debug_varmap): New function.
6821 2016-04-17 Tom de Vries <tom@codesourcery.com>
6824 * passes.c (pass_manager::register_pass): Propagate pflags.
6826 2016-04-17 Tom de Vries <tom@codesourcery.com>
6829 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6830 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6831 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6832 check if it's equal to p_start.
6833 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6835 2016-04-15 Jan Hubicka <jh@suse.cz>
6838 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6839 function does not bind to current def.
6840 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6841 handle conservatively calls to functions that does not need to bind
6843 (check_call): Update call of worse_state.
6844 (ignore_edge_for_nothrow): Update.
6845 (ignore_edge_for_pure_const): Likewise.
6846 (propagate_pure_const): Update calls to worse_state.
6847 (skip_function_for_local_pure_const): Reformat comments.
6849 2016-04-15 Jan Hubicka <jh@suse.cz>
6852 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6853 (cgraph_node::function_symbol): Likewise.
6854 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6855 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6856 (symtab_node::ultimate_alias_target): Add REF parameter.
6857 (symtab_node::binds_to_current_def_p): Declare.
6858 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6859 (cgraph_node::function_symbol): Likewise.
6860 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6861 (cgraph_node::get_availability): Likewise.
6862 (cgraph_edge::binds_to_current_def_p): New inline function.
6863 (varpool_node::get_availability): Add REF parameter.
6864 (varpool_node::ultimate_alias_target): Likewise.
6865 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6866 (symtab_node::binds_to_current_def_p): Likewise.
6867 * varpool.c (varpool_node::get_availability): Likewise.
6869 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6872 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6873 Fix mode size check.
6875 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6877 * BASE-VER: Set to 7.0.0.
6879 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6881 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6883 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6885 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6886 architecture revisions.
6888 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6890 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6891 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6892 * config/i386/i386.md (stack decrement to push peepholes): Guard
6893 with !x86_using_red_zone ().
6895 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6898 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6899 to dump_generic_node.
6900 (NIY): Pass also flags to do_niy.
6902 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
6904 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
6905 (simd_clone_vector_of_formal_parm_types)
6906 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
6907 (simd_clone_mangle, simd_clone_create)
6908 (simd_clone_adjust_return_type, create_tmp_simd_array)
6909 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
6910 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
6911 (ipa_simd_modify_function_body, simd_clone_linear_addend)
6912 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
6913 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
6914 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
6915 * omp-simd-clone.c: ... this new file.
6916 (simd_clone_vector_of_formal_parm_types): Make it static.
6917 * Makefile.in (OBJS): Add omp-simd-clone.o.
6919 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6922 * config/i386/sse.md: Use proper memory operand modifiers.
6925 2016-04-15 Richard Biener <rguenther@suse.de>
6926 Alan Modra <amodra@gmail.com>
6928 PR tree-optimization/70130
6929 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
6930 when alignment stays not the same and no not use the realign
6933 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6936 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
6937 direct move handlers for KFmode. Change TFmode handlers test from
6938 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
6940 2016-04-14 Jakub Jelinek <jakub@redhat.com>
6943 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
6944 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
6945 (inlined_polymorphic_ctor_dtor_block_p): Use it.
6946 * tree-ssa-live.c (remove_unused_scope_block_p): When
6947 in_ctor_dtor_block, avoid discarding not just BLOCKs with
6948 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
6949 block_ultimate_origin is FUNCTION_DECL.
6950 (remove_unused_locals): If current_function_decl is
6951 polymorphic_ctor_dtor_p, pass initial true to
6952 remove_unused_scope_block_p' is_ctor_dtor_block.
6954 2016-04-14 Martin Sebor <msebor@redhat.com>
6959 * doc/extend.texi (Variable Length): Revert.
6961 2016-04-14 Marek Polacek <polacek@redhat.com>
6962 Jan Hubicka <hubicka@ucw.cz>
6965 * tree.c (verify_type): Disable the canonical type of main variant
6968 2016-04-14 Jason Merrill <jason@redhat.com>
6970 * cfgexpand.c, expr.c: Revert previous change.
6972 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
6975 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
6976 when building a mem ref for the incoming reduction variable.
6978 2016-04-14 Richard Biener <rguenther@suse.de>
6980 PR tree-optimization/70614
6981 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
6982 loop if the evolution dropped to chrec_dont_know.
6983 (interpret_condition_phi): Likewise.
6985 2016-04-14 Richard Biener <rguenther@suse.de>
6987 PR tree-optimization/70623
6988 * tree-ssa-pre.c (changed_blocks): Make global ...
6989 (compute_antic): ... local here. Move and fix worklist
6990 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
6991 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
6992 worklist handling, dump when ANTIC_IN changed.
6993 (compute_partial_antic_aux): Remove worklist handling.
6994 (init_pre): Do not compute post dominators. Add a comment about
6995 the CFG order chosen.
6996 (fini_pre): Do not free post dominators.
6998 2016-04-13 Martin Sebor <msebor@redhat.com>
7003 * doc/extend.texi (Variable Length): Document C++ specifics.
7005 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7008 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7009 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7010 eh edges have been purged.
7013 * tree-sra.c (create_access_replacement,
7014 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7016 * tree-pretty-print.c (dump_fancy_name): New function.
7017 (dump_decl_name, dump_generic_node): Use it.
7019 2016-04-13 Jason Merrill <jason@redhat.com>
7021 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7022 * expr.c (expand_expr_real_1): Likewise.
7024 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7026 * config/i386/i386.md (kunpckhi): Swap operands.
7027 (kunpcksi): Likewise.
7028 (kunpckdi): Likewise.
7029 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7030 (vec_pack_trunc_<mode>): Likewise.
7032 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7035 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7038 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7039 gimplification turns some element into non-constant.
7042 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7043 * explow.c (convert_memory_address_addr_space_1): No longer static,
7044 add NO_EMIT argument and don't call convert_modes if true, pass
7045 it down recursively, remove break after return.
7046 (convert_memory_address_addr_space): Adjust caller.
7047 * simplify-rtx.c (simplify_unary_operation_1): Call
7048 convert_memory_address_addr_space_1 instead of convert_memory_address,
7049 if it returns NULL, don't simplify.
7051 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7054 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7056 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7058 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7059 Bump the upper SIMDLEN limits, so that if the return type or
7060 characteristic type if the return type is void can be passed in
7061 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7064 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7067 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7068 Do not use "=" constraint on an input constraint.
7069 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7070 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7071 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7072 generates (neg (abs ...)) instead of (abs ...).
7074 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7076 PR rtl-optimization/70596
7077 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7078 just invalidate LRA data and reset them. Adjust dump wording.
7080 2016-04-12 Martin Liska <mliska@suse.cz>
7083 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7085 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7087 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7088 max_loop_iterations_int.
7089 (tree_unswitch_outer_loop): Likewise.
7090 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7091 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7093 2016-04-12 Tom de Vries <tom@codesourcery.com>
7095 PR tree-optimization/68756
7096 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7097 instead of new_name.
7099 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7101 PR tree-optimization/70602
7102 * tree-sra.c (generate_subtree_copies): Don't write anything into
7103 constant pool decls.
7105 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7106 regardless whether there are depend clauses or not.
7108 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7111 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7112 target attribute and pragma from changing the -mfloat128
7113 and -mfloat128-hardware options.
7115 * doc/extend.texi (Additional Floating Types): Document PowerPC
7116 __float128 restrictions.
7118 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7121 * config/aarch64/driver-aarch64.c
7122 (aarch64_get_extension_string_for_isa_flags): New.
7123 (arch_extension): Rename to...
7124 (aarch64_arch_extension): ...This.
7125 (ext_to_feat_string): Rename to...
7126 (aarch64_extensions): ...This.
7127 (aarch64_core_data): Keep track of architecture extension flags.
7128 (cpu_data): Rename to...
7129 (aarch64_cpu_data): ...This.
7130 (aarch64_arch_driver_info): Keep track of architecture extension
7132 (get_arch_name_from_id): Rename to...
7133 (get_arch_from_id): ...This, change return type.
7134 (host_detect_local_cpu): Update and reformat for renames, handle
7135 extensions through common infrastructure.
7137 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7140 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7141 track of a canonical flag name.
7142 (all_extensions): Likewise.
7143 (arch_to_arch_name): Also track extension flags enabled by the arch.
7144 (all_architectures): Likewise.
7145 (aarch64_parse_extension): Move to here.
7146 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7148 (aarch64_rewrite_selected_cpu): Update for above change.
7149 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7150 are handled, such that the single explicit value enabled by an
7151 extension is kept seperate from the implicit values it also enables.
7152 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7154 (aarch64_parse_extension): New.
7155 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7156 here to config/aarch64/aarch64-protos.h.
7157 (aarch64_parse_extension): Move from here to
7158 common/config/aarch64/aarch64-common.c.
7159 (aarch64_option_print): Update.
7160 (aarch64_declare_function_name): Likewise.
7161 (aarch64_start_file): Likewise.
7162 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7163 the canonical flag for extensions.
7164 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7167 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7169 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7172 2016-04-09 Tom de Vries <tom@codesourcery.com>
7174 PR tree-optimization/68953
7175 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7176 first to last subscript.
7178 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7180 PR tree-optimization/70586
7181 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7184 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7188 PR tree-optimization/70373
7192 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7193 clauses for acc parallel reductions as necessary. Error on those
7195 * omp-low.c (scan_sharing_clauses): Don't install variables which
7196 are used in acc parallel reductions.
7197 (lower_rec_input_clauses): Remove dead code.
7198 (lower_oacc_reductions): Add support for reference reductions.
7199 (lower_reduction_clauses): Remove dead code.
7200 (lower_omp_target): Don't remap variables appearing in acc parallel
7202 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7204 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7207 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7208 with multiple SSA_NAME defs, force the outputs other than first
7209 to be live before calling live_track_process_def on each output.
7211 PR rtl-optimization/70574
7212 * fwprop.c (forward_propagate_and_simplify): Don't add
7213 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7214 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7215 paradoxical subregs within *loc.
7217 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7219 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7220 -ftree-parallelize-loops={0,1}.
7221 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7222 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7223 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7224 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7225 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7227 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7230 * asan.c (instrument_derefs): If we get unknown location, extract it
7232 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7234 2016-04-08 Tom de Vries <tom@codesourcery.com>
7236 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7237 implicit firstprivate clause.
7239 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7242 * config/arm/thumb2.md (tst + branch-> lsls + branch
7243 peephole below *orsi_not_shiftsi_si): Require that condition
7244 register is dead after the peephole.
7245 (second peephole after the above): Likewise.
7247 2016-04-08 Alan Modra <amodra@gmail.com>
7250 * builtins.c (fold_builtin_classify): For IBM extended precision,
7251 look at just the high-order double to test for NaN.
7252 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7253 test just the high double for Inf but both doubles for subnormal
7256 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7258 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7259 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7260 node->simdclone->mask_mode != VOIDmode masks.
7261 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7262 earlier, use it instead of node->simdclone.
7263 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7264 Set clonei->mask_mode.
7266 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7269 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7270 Pass it through to cp_parser_already_scoped_statement.
7271 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7272 it through to cp_parser_statement.
7273 (cp_parser_statement): Pass IF_P through to
7274 cp_parser_iteration_statement.
7275 (cp_parser_pragma): Adjust call to
7276 cp_parser_iteration_statement.
7278 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7281 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7282 resolve a future -Wparentheses warning.
7283 * omp-low.c (scan_sharing_clauses): Likewise.
7284 * tree-parloops.c (eliminate_local_variables): Likewise.
7286 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7288 PR rtl-optimization/70398
7289 * lra-constraints.c (process_address_1): Check zero scale and code
7290 for reloading with zero scale.
7292 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7294 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7295 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7297 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7299 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7300 Add support for AVX512F clones, include them by default for
7301 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7302 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7306 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7307 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7308 firstprivate clauses.
7309 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7310 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7311 (lower_omp_target): Set TREE_NO_WARNING for
7312 non-addressable possibly uninitialized vars which are copied into
7313 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7315 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7317 * config/pa/predicates.md (integer_store_memory_operand): Accept
7318 REG+D operands with a large offset when reload_in_progress is true.
7319 (floating_point_store_memory_operand): Likewise.
7321 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7324 * match.pd (nested int casts): Limit to GIMPLE.
7326 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7329 * ipa-devirt.c (maybe_record_node): Fix comment; use
7330 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7332 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7334 PR rtl-optimization/70542
7335 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7336 if there are any uses other than insn or debug insns.
7338 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7339 Jakub Jelinek <jakub@redhat.com>
7341 PR tree-optimization/70509
7342 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7343 Shift HOST_WIDE_INT_1U instead of 1.
7345 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7347 PR tree-optimization/70509
7348 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7349 of the vector base type for index.
7351 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7354 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7356 2016-04-05 Richard Biener <rguenther@suse.de>
7358 PR tree-optimization/70526
7359 * tree-sra.c (build_ref_for_offset): Use prev_base to
7360 extract the alias pointer type.
7362 2016-04-05 Richard Biener <rguenther@suse.de>
7364 * dse.c (struct store_info): Remove alias_set member.
7365 (struct read_info_type): Likewise.
7366 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7367 spill_deleted, clear_alias_set_lookup): Remove.
7368 (get_group_info): Remove dead base == NULL_RTX case.
7369 (dse_step0): Remove initialization of removed variables.
7370 (delete_dead_store_insn): Reomve alias set dumping.
7371 (free_read_records): Remove alias_set handling.
7372 (canon_address): Remove alias_set_out parameter.
7373 (record_store): Remove spill_alias_set, it's always zero.
7374 (check_mem_read_rtx): Likewise.
7375 (dse_step2): Rename from ...
7376 (dse_step2_nospill): ... this. Adjust.
7377 (scan_stores): Rename from ...
7378 (scan_stores_nospill): ... this.
7379 (scan_reads): Rename from ...
7380 (scan_reads_nospill): ... this.
7381 (scan_stores_spill, scan_reads_spill): Remove.
7382 (dse_step3_scan): Remove for_spills argument which is always false.
7383 (dse_step3): Likewise.
7384 (dse_step5): Rename from ...
7385 (dse_step5_nospill): ... this. Remove alias_set handling.
7386 (rest_of_handle_dse): Adjust.
7388 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7391 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7392 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7393 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7394 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7396 2016-04-05 Richard Biener <rguenther@suse.de>
7399 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7400 non-register type temporaries into SSA.
7402 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7405 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7406 calls when sanitizing.
7407 (possible_polymorphic_call_target_p): Fix formatting.
7409 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7410 Jakub Jelinek <jakub@redhat.com>
7413 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7414 to ensure a call statement is compatible with a built-in's
7416 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7419 2016-04-04 Richard Biener <rguenther@suse.de>
7421 PR rtl-optimization/70484
7422 * rtl.h (canon_output_dependence): Declare.
7423 * alias.c (canon_output_dependence): New function.
7424 * dse.c (record_store): Use canon_output_dependence rather
7425 than canon_true_dependence.
7427 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7430 * cgraph.h (symtab_node::copy_visibility_from): New function.
7431 * symtab.c (symtab_node::copy_visibility_from): New function.
7432 * ipa-visibility.c (optimize_weakref): New function.
7433 (function_and_variable_visibility): Use it.
7435 2016-04-04 Martin Liska <mliska@suse.cz>
7438 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7439 value that is really in range handled by SBR instruction.
7440 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7441 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7442 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7444 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7448 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7449 set, but not for SP_REG operands.
7451 2016-04-02 Martin Sebor <msebor@redhat.com>
7454 * fold-const.c (maybe_nonzero_address): New function.
7455 (fold_comparison): Call it. Fold equality and relational
7456 expressions involving null pointers.
7457 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7459 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7461 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7462 the "Y" constraint (scalar FP 0.0 immediate).
7464 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7465 Add the "const_double" to the list of operand constraints.
7467 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7469 PR rtl-optimization/70467
7470 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7471 If low word of the last operand is 0, just emit addition/subtraction
7474 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7477 * config/s390/s390.c (s390_expand_insv): Check for everything
7478 constant instead of just VOIDmode stuff.
7480 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7483 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7485 2016-04-01 Nathan Sidwell <nathan@acm.org>
7487 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7489 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7491 PR rtl-optimization/70461
7492 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7495 2016-03-31 Martin Liska <mliska@suse.cz>
7498 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7499 a tree value or an immediate integer value to a buffer
7500 that is eventually copied to a BRIG section.
7501 (emit_immediate_operand): Call the function here.
7502 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7503 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7504 of class' fields that are removed.
7505 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7506 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7507 m_brig_repr_size fields.
7509 2016-03-31 Martin Liska <mliska@suse.cz>
7512 * hsa-gen.c (hsa_function_representation::update_dominance): New
7514 (convert_addr_to_flat_segment): Likewise.
7515 (gen_hsa_memory_set): New alignment argument.
7516 (gen_hsa_ctor_assignment): Likewise.
7517 (gen_hsa_insns_for_single_assignment): Provide alignment
7518 to gen_hsa_ctor_assignment.
7519 (gen_hsa_insns_for_direct_call): Add new argument.
7520 (expand_lhs_of_string_op): New function.
7521 (expand_string_operation_builtin): Likewise.
7522 (expand_memory_copy): New function.
7523 (expand_memory_set): New function.
7524 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7525 (convert_switch_statements): Change signature.
7526 (generate_hsa): Use a return value of the function.
7527 (pass_gen_hsail::execute): Do not call
7528 convert_switch_statements here.
7529 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7530 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7531 (hsa_function_representation::update_dominance): New function.
7533 2016-03-31 Martin Liska <mliska@suse.cz>
7536 * hsa-brig.c (emit_directive_variable): Emit alignment
7537 according to hsa_symbol::m_align.
7538 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7539 (dump_hsa_symbol): Dump alignment of HSA symbols.
7540 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7541 (gen_hsa_addr_with_align): New function.
7542 (hsa_bitmemref_alignment): Use newly added function.
7543 (gen_hsa_insns_for_load): Likewise.
7544 (gen_hsa_insns_for_store): Likewise.
7545 (gen_hsa_memory_copy): New argument added.
7546 (gen_hsa_insns_for_single_assignment): Respect
7547 alignment for assignments processed via gen_hsa_memory_copy.
7548 (gen_hsa_insns_for_direct_call): Likewise.
7549 (gen_hsa_insns_for_return): Likewise.
7550 (gen_function_def_parameters): Set default alignment.
7551 * hsa.c (hsa_object_alignment): New function.
7552 (hsa_byte_alignment): Pasted function.
7553 * hsa.h (hsa_symbol::m_align): New field.
7555 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7557 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7558 scratch field for goto case.
7560 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7562 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7564 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7567 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7568 (scalar_chain::convert_insn): Call convert_op for reg
7569 moves to handle undefined registers.
7571 2016-03-31 Nathan Sidwell <nathan@acm.org>
7574 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7575 Assert we don't want to move backwards.
7577 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7580 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7582 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7584 PR rtl-optimization/70460
7585 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7586 with operand from REG_LABEL_OPERAND, instead substitute
7587 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7588 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7590 2016-03-31 Martin Liska <mliska@suse.cz>
7592 * passes.c (execute_one_pass): Do not call
7593 todo_after for a discarded function.
7595 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7597 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7598 (no_cost, infinite_cost): Initialize the new field.
7599 (get_computation_cost_at): Record setup cost.
7600 (determine_use_iv_cost_address): Skip cost computation for sub
7601 uses if we can estimate it without losing accuracy.
7603 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7605 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7607 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7608 max_loop_iterations_int.
7609 (tree_unswitch_outer_loop): Likewise.
7610 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7611 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7613 2016-03-30 Richard Biener <rguenther@suse.de>
7616 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7618 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7621 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7622 in gen_blendm expander.
7624 2016-03-30 Nick Clifton <nickc@redhat.com>
7627 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7628 case where we are already provided with an SImode SUBREG.
7630 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7633 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7634 conflict between DRAP register and __builtin_eh_return.
7636 2016-03-30 Michael Matz <matz@suse.de>
7637 Richard Biener <rguenther@suse.de>
7640 * ipa-polymorphic-call.c (struct type_change_info): Change
7641 speculative to an unsigned allowing to limit the work we do.
7642 (csftc_abort_walking_p): New inline function..
7643 (check_stmt_for_type_change): Limit the number of may-defs
7644 skipped for speculative devirtualization to
7645 max-speculative-devirt-maydefs.
7646 * params.def (max-speculative-devirt-maydefs): New param.
7647 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7649 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7652 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7655 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7657 PR tree-optimization/59124
7658 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7659 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7661 2016-03-29 Jeff Law <law@redhat.com>
7663 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7665 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7667 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7670 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7672 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7673 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7674 gcrt0.o if linking dynamically.
7676 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7679 * ipa-devirt.c (methods_equal_p): New function.
7680 (compare_virtual_tables): Use it.
7681 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7682 * cgraphclones.c (clone_function_name_1): Use
7683 symbol_table::symbol_suffix_separator.
7684 * coverage.c (build_var): Likewise.
7685 * symtab.c (symbol_table::symbol_suffix_separator): New.
7687 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7689 PR rtl-optimization/70429
7690 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7691 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7692 mode != result_mode.
7695 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7697 PR tree-optimization/70405
7698 * ssa-iterators.h (num_imm_uses): Add missing braces.
7700 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7702 PR rtl-optimization/68695
7703 * ira-color.c (allocno_copy_cost_saving): New.
7704 (improve_allocation): Use it.
7706 2016-03-29 Richard Henderson <rth@redhat.com>
7709 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7711 2016-03-29 Richard Biener <rguenther@suse.de>
7714 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7715 use alignment returned by get_pointer_alignment_1 if it is
7716 bigger than BITS_PER_UNIT.
7717 * builtins.c (get_pointer_alignment_1): Do not return true
7718 for alignment extracted from SSA info.
7720 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7722 * config/ft32/ft32.opt (mnodiv): New.
7723 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7724 * doc/invoke.texi (FT32 Options -mnodiv): New.
7726 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7729 * config/i386/i386.md (define_split, andn): Fix modes.
7731 2016-03-26 Richard Biener <rguenther@suse.de>
7732 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7735 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7737 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7738 as 2nd argument to cl_optimization_restore().
7740 2016-03-25 Richard Henderson <rth@redhat.com>
7743 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7744 * config/aarch64/aarch64-protos.h: Declare it.
7745 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7747 2016-03-25 Alan Modra <amodra@gmail.com>
7750 * config/rs6000/constraints.md (j): Simplify.
7751 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7753 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7754 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7755 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7756 in all constraint alternatives.
7757 (movtd_64bit_nodm): Delete "j" constraint alternative.
7759 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7761 * tree-ssa-propagate.c: Enhance docs for
7762 SSA_PROP_NOT_INTERESTING.
7764 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7766 * doc/extend.texi: Fix typo in documentation to pure attribute.
7768 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7771 * config/pa/pa.md (bswapdi2): Use a scratch register.
7773 2016-03-24 Richard Henderson <rth@redhat.com>
7776 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7779 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7781 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7782 using ix86_expand_binary_operator instead of gen_andsi3.
7784 2016-03-24 Richard Biener <rguenther@suse.de>
7786 PR tree-optimization/70396
7787 * tree-vect-stmts.c (vectorizable_comparison): Use
7788 get_vectype_for_scalar_type.
7790 2016-03-24 Richard Biener <rguenther@suse.de>
7793 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7794 with register bases.
7796 2016-03-24 Richard Biener <rguenther@suse.de>
7798 PR tree-optimization/70372
7799 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7800 build_all_ones_cst to also handle vector types correctly.
7802 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7805 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7808 2016-03-23 Marek Polacek <polacek@redhat.com>
7811 * doc/invoke.texi: Document -Wignored-attributes.
7813 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7815 PR tree-optimization/69042
7816 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7817 parameter from 30 to 40.
7819 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7821 PR tree-optimization/69042
7822 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7823 for use with constant offset stripped in base.
7825 2016-03-23 Richard Biener <rguenther@suse.de>
7828 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7829 mode compatibility check.
7830 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7832 2016-03-23 Jeff Law <law@redhat.com>
7834 PR tree-optimization/64058
7835 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7837 (struct ssa_conflicts): Move up earlier in the file.
7838 (conflicts_, var_map_): New static variables.
7839 (initialize_conflict_count): New function to initialize the
7840 CONFLICT_COUNT field for each conflict pair.
7841 (compare_pairs): Lazily initialize the conflict count and use it
7842 as the first tie-breaker.
7843 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7844 and wipe conflicts_ and map_ around the call to qsort. Remove
7845 special case for 2 coalesce pairs.
7846 * bitmap.c (bitmap_count_unique_bits): New function.
7847 (bitmap_count_bits_in_word): New function, extracted from
7849 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7850 * bitmap.h (bitmap_count_unique_bits): Declare it.
7852 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7855 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7856 transparent alias chain for decl assembler name.
7857 * config/sol2.c (solaris_assemble_visibility): Likewise.
7859 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7861 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7863 (v10_fdivs): Likewise.
7864 (v10_fdivd): Likewise.
7866 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7869 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7870 to not call fclose twice on file.
7872 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7874 PR tree-optimization/70354
7875 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7876 oprnd0 is wider than oprnd1 and there is a cast from the wider
7877 type to oprnd1, mask it with the mask of the narrower type.
7880 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7881 Optimize TARGET_STV splitters, if high or low word of last argument
7884 2016-03-22 Jeff Law <law@redhat.com>
7887 tree-ssa-threadbackward.c
7888 (fsm_find_control_statement_thread_paths): Correctly distinguish
7889 between old style jump threads vs FSM jump threads.
7891 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7894 * config/i386/i386.c (scalar_chain::convert_op): Support
7895 uninitialized register usage case.
7897 2016-03-22 Richard Biener <rguenther@suse.de>
7900 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7902 (capture::gen_transform): ... to change behavior when substituting
7903 a condition into cond or not-cond expr context.
7904 (dt_simplify::gen_1): Adjust.
7905 * gimple-match-head.c: Include gimplify.h for unshare_expr.
7906 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
7907 last change and instead change to
7908 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
7909 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7911 2016-03-22 Anthony Green <green@moxielogic.com>
7913 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
7914 issue for moxiebox targets.
7915 (CC1PLUS_SPEC): Ditto.
7917 2016-03-22 Richard Biener <rguenther@suse.de>
7920 * fold-const.c (extract_muldiv_1): Properly perform multiplication
7923 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7925 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
7927 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
7930 * config/i386/i386.c (def_builtin): Handle
7931 OPTION_MASK_ISA_AVX512VL to be and-ed with other
7933 (const struct builtin_description bdesc_special_args[]):
7934 Remove duplicate ISA bits.
7936 2016-03-22 Jakub Jelinek <jakub@redhat.com>
7939 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
7940 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
7941 in a way that works also for AVX512BW.
7944 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
7945 instead of source if operands[1] is xmm16 and above and
7946 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
7947 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
7950 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
7951 on assign if (*from_p) is a comparison, set it to
7952 TREE_NO_WARNING (*from_p).
7954 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7957 * lra.c (restore_scratches): Ignore deleted insns.
7959 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
7960 Jakub Jelinek <jakub@redhat.com>
7962 PR tree-optimization/70317
7963 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
7966 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
7969 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
7970 of ix86_expand_move.
7972 (movti): Use general_operand for operand 1 predicate.
7974 2016-03-21 Martin Liska <mliska@suse.cz>
7976 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
7978 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
7980 2016-03-21 Martin Liska <mliska@suse.cz>
7983 * ipa-icf.c (sem_function::parse): Skip static
7984 constructors and destructors.
7986 2016-03-21 Jakub Jelinek <jakub@redhat.com>
7989 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
7990 function-like macro, peek following token(s) if it is followed
7991 by CPP_OPEN_PAREN token with optional padding in between, and
7992 if not, don't treat it like a macro.
7994 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
7995 Alexander Monakov <amonakov@ispras.ru>
7997 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
7998 for the stabs debug format.
8000 2016-03-21 Richard Biener <rguenther@suse.de>
8002 PR tree-optimization/70310
8003 * tree-vect-generic.c (expand_vector_condition): Fold the built
8006 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8009 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8010 Block third alternative for AVX-512VL target,
8012 2016-03-21 Martin Liska <mliska@suse.cz>
8015 * hsa-brig.c (emit_function_directives): Mark unemitted
8016 global variables for emission.
8017 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8018 (get_symbol_for_decl): Likewise.
8019 * hsa.h (struct hsa_symbol): New flag.
8021 2016-03-21 Richard Biener <rguenther@suse.de>
8023 PR tree-optimization/70288
8024 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8025 we do not estimate unsimplified all-constant conditionals or
8026 switches as optimized away.
8028 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8030 PR rtl-optimization/69102
8031 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8032 when we have a readonly dependency context.
8034 2016-03-18 Jeff Law <law@redhat.com>
8036 PR rtl-optimization/70263
8037 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8038 (update_equiv_regs): When trying to move a store to after the insn
8039 that sets the source of the store, make sure the store occurs after
8040 the insn that sets the source of the store. When successful note
8041 the REG_EQUIV note created in the dump file.
8043 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8044 Bernd Schmidt <bschmidt@redhat.com>
8046 * doc/extend.texi: Document more potential problems with basic asms.
8048 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8050 PR rtl-optimization/70278
8051 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8054 2016-03-18 Jason Merrill <jason@redhat.com>
8056 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8058 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8060 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8061 values to 128b regs.
8063 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8065 PR tree-optimization/70252
8066 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8067 boolean vector has a proper number of elements.
8068 (supportable_narrowing_operation): Likewise.
8070 2016-03-18 Tom de Vries <tom@codesourcery.com>
8073 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8075 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8077 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8078 instead of replace_rtx for DEBUG_INSNs.
8080 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8082 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8083 load type reservations.
8085 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8088 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8089 define_constraint for "Q" and "T" constraints.
8091 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8093 Tweak the pipeline model for Exynos M1
8095 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8098 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8101 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8102 where one or both locations aren't within a line_map.
8104 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8107 * opts.c (finish_options): Don't set flag_pie to the default if
8108 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8111 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8113 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8114 true as ALL_REGS argument to replace_rtx.
8116 2016-03-17 Richard Biener <rguenther@suse.de>
8119 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8122 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8125 * rtl.h (replace_rtx): Add ALL_REGS argument.
8126 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8127 equality and assert mode is the same, instead of just rtx pointer
8129 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8130 true as ALL_REGS argument to replace_rtx.
8132 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8134 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8135 for boolean vector with vector mode only.
8136 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8138 2016-03-17 Nick Clifton <nickc@redhat.com>
8141 * config/rx/rx.c (rx_print_integer): Print negative constants in
8144 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8147 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8149 2016-03-16 Richard Henderson <rth@redhat.com>
8150 Richard Biener <rguenth@suse.de>
8155 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8156 first operand as is_gimple_condexpr.
8161 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8162 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8163 Do not gimplify the result.
8164 (do_unop): Adjust call to tree_vec_extract.
8165 (do_binop): Likewise.
8166 (do_compare): Likewise.
8167 (do_plus_minus): Likewise.
8168 (do_negate): Likewise.
8169 (expand_vector_condition): Likewise.
8170 (do_cond): Likewise.
8172 2016-03-16 Richard Henderson <rth@redhat.com>
8175 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8176 (aarch64_classify_address): Use it.
8177 (aarch64_legitimize_address): Force all subexpressions of PLUS
8178 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8180 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8181 Richard Biener <rguenth@suse.de>
8184 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8185 return to even if only REGNO is equal, and assert
8188 2016-03-11 Jeff Law <law@redhat.com>
8190 PR rtl-optimization/70224
8191 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8193 2016-03-16 Richard Henderson <rth@redhat.com>
8196 * function.h (struct function): Add has_forced_label_in_static.
8197 * gimplify.c (force_labels_r): Set it.
8198 * lto-streamer-in.c (input_struct_function_base): Read it.
8199 * lto-streamer-out.c (output_struct_function_base): Write it.
8200 * tree-inline.c (has_label_address_in_static_1): Remove.
8201 (copy_forbidden): Remove fndecl parameter; test
8202 has_forced_label_in_static.
8203 (inline_forbidden_p): Update call to copy_forbidden.
8204 (tree_versionable_function_p): Likewise.
8205 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8206 (chkp_versioning): Likewise.
8207 * tree-inline.h (copy_forbidden): Update decl.
8209 2016-03-16 Marek Polacek <polacek@redhat.com>
8212 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8213 function being thunked if the result type doesn't have fixed size.
8214 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8215 doesn't have fixed size.
8217 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8219 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8220 reporting malformed loop nest.
8222 2016-03-16 Tom de Vries <tom@codesourcery.com>
8225 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8226 nodes.length () == 1 test to before first nodes[0] access.
8228 2016-03-16 Tom de Vries <tom@codesourcery.com>
8230 PR tree-optimization/68715
8231 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8234 2016-03-16 Tom de Vries <tom@codesourcery.com>
8236 PR tree-optimization/68809
8237 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8240 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8241 Sandra Loosemore <sandra@codesourcery.com>
8243 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8244 on leaf attribute. Mention ELF interposition problems.
8246 2016-03-16 Alan Modra <amodra@gmail.com>
8248 PR rtl-optimization/69195
8249 PR rtl-optimization/47992
8250 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8253 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8256 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8258 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8260 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8262 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8264 PR rtl-optimization/70222
8265 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8266 optimization if mode is different from result_mode, queue up masking
8267 of the result in outer_op. Formatting fix.
8270 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8273 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8275 PR rtl-optimization/69032
8276 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8277 looping backwards over basic block insns.
8279 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8282 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8283 to non-speculative when propagating trap bits.
8285 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8287 PR rtl-optimization/63384
8288 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8291 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8294 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8295 factored out from ...
8296 (sched_analyze_insn): ... here.
8297 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8298 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8299 get_implicit_reg_pending_clobbers in it.
8300 (setup_id_reg_sets): Use setup_id_implicit_regs.
8301 (deps_init_id): Ditto.
8303 2016-03-15 Tom de Vries <tom@codesourcery.com>
8306 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8308 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8309 execute_function_dump.
8310 (execute_one_pass): Don't dump function if it will be dumped after ipa
8313 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8315 * genrecog.c (match_pattern_2): If pred is NULL don't call
8316 safe_predicate_mode on it.
8318 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8321 * lra-constraints.c (delete_move_and_clobber): Change assertion
8322 to also allow dregno == 0.
8324 2016-03-14 Richard Henderson <rth@redhat.com>
8327 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8328 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8329 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8330 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8333 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8336 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8338 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8340 * lra-constraints.c (split_reg): For hard regs, try to find the
8341 biggest single-register mode used in the function.
8343 2016-03-14 Richard Biener <rguenther@suse.de>
8345 PR tree-optimization/56365
8346 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8347 constants to compare against.
8349 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8352 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8353 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8354 (define_split for the GPR case): Use int_reg_operand instead of
8355 gpc_reg_operand for the output.
8357 2016-03-14 Tom de Vries <tom@codesourcery.com>
8359 PR tree-optimization/70045
8360 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8361 create_empty_if_region_on_edge argument.
8363 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8365 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8366 (STACK_CHECK_PROTECT): Likewise.
8367 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8368 (STACK_CHECK_PROTECT): Likewise.
8369 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8370 (STACK_CHECK_PROTECT): Likewise.
8371 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8372 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8373 (STACK_CHECK_PROTECT): Likewise.
8375 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8377 PR rtl-optimization/69307
8378 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8379 registers in modes that span more than one register.
8381 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8384 * lra-constraints.c (delete_move_and_clobber): New.
8385 (remove_inheritance_pseudos): Use it.
8387 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8390 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8391 the libcall is LCT_THROW.
8392 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8393 for the checking routine.
8395 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8398 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8399 optimization if we have direct move.
8400 (roundu32<mode>2_fprs): Likewise.
8402 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8405 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8407 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8408 Arguments swapped. All callers changed. Take reg_renumber into
8409 account, and Calculate and compare register ranges for hard regs.
8411 2016-03-11 Jeff Law <law@redhat.com>
8413 PR tree-optimization/70190
8414 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8415 Handle cases where we can not extract the taken edge, even though we
8416 found a constant value.
8418 PR tree-optimization/64058
8419 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8420 (num_coalesce_pairs): Move up earlier in file.
8421 (find_coalesce_pair): Initialize the INDEX field for each pair
8423 (compare_pairs): No longer sort on the elements in each pair.
8424 Instead break ties with the index of the coalesce pair.
8426 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8429 * config/aarch64/aarch64-protos.h
8430 (aarch64_save_restore_target_globals): New prototype.
8431 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8432 Call the above when popping pragma.
8433 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8435 (aarch64_set_current_function): Rewrite using the above.
8437 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8439 PR tree-optimization/70177
8440 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8441 (extract_ops_from_tree): ... this. In the 2 argument
8442 overload remove _1 suffix.
8443 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8444 (extract_ops_from_tree): ... this.
8445 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8447 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8448 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8449 extract_ops_from_tree instead of 2 operand one.
8451 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8453 PR tree-optimization/70013
8454 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8455 for constant-pool entries.
8457 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8459 PR rtl-optimization/70174
8460 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8461 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8463 PR tree-optimization/70169
8464 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8465 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8468 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8469 Jakub Jelinek <jakub@redhat.com>
8472 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8473 of uninitialized values.
8475 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8477 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8479 ("*trunctddd2"): New pattern definition.
8480 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8483 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8485 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8486 definitions for BFP and DFP rounding modes.
8487 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8488 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8489 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8490 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8493 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8495 * config/s390/constraints.md: Adjust comment.
8496 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8497 s390_decompose_addrstyle_without_index.
8498 * config/s390/predicates.md (shift_count_or_setmem_operand):
8499 Rename to setmem_operand.
8500 * config/s390/s390-protos.h
8501 (s390_decompose_shift_count): Rename to
8502 s390_decompose_addrstyle_without_index.
8503 * config/s390/s390.c (s390_decompose_shift_count)
8504 (s390_mem_constraint, print_shift_count_operand)
8505 (print_operand_address, print_operand): Rename
8506 s390_decompose_shift_count to
8507 s390_decompose_addrstyle_without_index and rename
8508 print_shift_count_operand to print_addrstyle_operand troughout the
8510 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8511 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8512 Rename shift_count_or_setmem_operand to setmem_operand.
8513 * config/s390/vx-builtins.md ("vec_insert<mode>")
8514 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8517 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8520 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8521 Handle overlapping retval and newval.
8523 2016-03-10 Nick Clifton <nickc@redhat.com>
8526 * config/aarch64/aarch64.c
8527 (aarch64_override_options_after_change_1): When forcing
8528 flag_omit_frame_pointer to be true, use a special value that can
8529 be detected if this function is called again, thus preventing
8530 flag_omit_leaf_frame_pointer from being forced to be false.
8532 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8534 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8535 Set x_flag_omit_leaf_frame_pointer when handling
8536 -momit-leaf-frame-pointer.
8538 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8541 * cgraph.c (cgraph_node::dump): Dump split_part and
8542 indirect_call_target.
8543 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8544 * ipa.c (has_addr_references_p): Cleanup.
8545 (is_indirect_call_target_p): New.
8546 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8547 called indirectly as local.
8548 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8550 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8553 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8554 on cxa_pure_virtual.
8556 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8559 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8561 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8564 * tree.c (need_assembler_name_p): Only record main variant type names.
8566 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8569 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8570 Always define to 0 or 1.
8571 (TARGET_FIX_ERR_A53_843419): New macro.
8572 * config/aarch64/aarch64-elf-raw.h
8573 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8574 * config/aarch64/aarch64-linux.h: Likewise.
8575 * config/aarch64/aarch64.c
8576 (aarch64_override_options_after_change_1): Do not default
8577 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8579 (aarch64_attributes): Handle fix-cortex-a53-843419.
8580 (aarch64_can_inline_p): Likewise.
8581 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8583 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8584 Jakub Jelinek <jakub@redhat.com>
8586 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8587 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8588 DECL_COMMONS if flag_unconstrained_commons is set.
8589 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8590 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8591 (funconstrained-commons): Document.
8593 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8595 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8596 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8598 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8600 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8601 has a proper number of elements.
8603 2016-03-10 Alan Modra <amodra@gmail.com>
8605 PR rtl-optimization/69195
8606 PR rtl-optimization/47992
8607 * ira.c (recorded_label_ref): Delete.
8608 (update_equiv_regs): Return void.
8609 (indirect_jump_optimize): New function.
8610 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8611 before regstat_compute_ri. Don't rebuild_jump_labels here.
8612 Delete update_regstat.
8614 2016-03-10 Richard Biener <rguenther@suse.de>
8616 PR tree-optimization/70128
8617 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8618 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8620 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8622 PR tree-optimization/70152
8623 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8624 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8627 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8628 instead of gen_sse2_loadlpd.
8629 * config/i386/sse.md (*vec_concatv2df): Rename to...
8630 (vec_concatv2df): ... this.
8632 PR tree-optimization/70127
8633 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8635 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8639 * diagnostic-show-locus.c (compatible_locations_p): New function.
8640 (layout::layout): Sanitize ranges using compatible_locations_p.
8642 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8646 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8647 location_range param with three const expanded_locations * and a
8649 (layout::layout): Replace call to
8650 rich_location::lazily_expand_location with get_expanded_location.
8651 Extract the range and perform location expansion here, passing
8652 the results to the layout_range ctor.
8653 * diagnostic.c (source_range::debug): Delete.
8654 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8655 of rich_location::get_expanded_location.
8656 * gcc-rich-location.c (get_range_for_expr): Delete.
8657 (gcc_rich_location::add_expr): Reimplement to avoid the
8658 rich_location::add_range overload that took a location_range,
8659 passing a location_t instead.
8661 2016-03-09 Richard Biener <rguenther@suse.de>
8662 Jakub Jelinek <jakub@redhat.com>
8664 PR tree-optimization/70138
8665 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8666 Also skip vect_double_reduction_def.
8668 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8671 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8672 if the operand is "m".
8674 2016-03-09 Nathan Sidwell <nathan@acm.org>
8676 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8678 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8680 * config/i386/i386.c (processor_target_table): Fix cost table
8681 intialization order for znver1.
8683 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8685 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8686 - becuase -> because.
8687 * ipa-reference.c (ignore_module_statics): Likewise.
8688 * cgraph.c (cgraph_node::get_body): Likewise.
8689 * ipa-inline.c (early_inliner): Likewise.
8690 * ipa-devirt.c (types_same_for_odr): Likewise.
8691 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8692 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8694 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8696 * tree-ssa-math-opts.c: Fix typo in comment.
8698 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8701 * config/i386/i386.c (scalar_chain::make_vector_copies,
8702 scalar_chain::convert_reg): Call end_sequence in between
8703 get_insns and emit_conversion_insns rather than after both
8706 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8709 * config/i386/i386.h (machine_function): Add
8710 pc_thunk_call_expanded flag.
8711 (ix86_pc_thunk_call_expanded): New define.
8712 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8713 (*set_got): Rename insn pattern from set_got.
8714 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8715 * config/i386/i386.c (ix86_compute_frame_layout): Use
8716 ix86_pc_thunk_call_expanded to prevent red-zone.
8718 2016-03-07 Martin Jambor <mjambor@suse.cz>
8720 * hsa.h (hsa_get_ctor_statements): Declare.
8721 (hsa_get_dtor_statements): Likewise.
8722 (hsa_get_kernel_dispatch_type): Likewise.
8723 * hsa.c (hsa_get_ctor_statements): New function.
8724 (hsa_get_dtor_statements): Likewise.
8725 (hsa_get_kernel_dispatch_type): Likewise.
8726 * hsa-brig.c (hsa_cdtor_statements): Removed.
8727 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8728 hsa_get_dtor_statements.
8729 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8730 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8732 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8734 * config/arm/arm-cores.def (cortex-r8): New.
8735 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8736 * config/arm/arm-tune.md: Likewise.
8737 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8739 2016-03-07 Martin Sebor <msebor@redhat.com>
8741 PR rtl-optimization/19705
8742 * doc/invoke.texi (Options That Control Optimization): Clarify
8743 -fno-branch-count-reg.
8745 2016-02-26 Richard Biener <rguenther@suse.de>
8746 Jeff Law <law@redhat.com>
8748 PR tree-optimization/69740
8749 * cfghooks.c (remove_edge): Request loop fixups if we delete
8750 an edge that might turn an irreducible loop into a natural
8752 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8753 Move after definition of loops_state_clear.
8755 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8757 PR rtl-optimization/69052
8758 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8761 2016-03-07 Tom de Vries <tom@codesourcery.com>
8763 PR tree-optimization/70116
8764 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8765 is_tm_ending stmts and ubsan/asan internal functions.
8766 (find_duplicate): Use it. Don't test is_tm_ending here.
8768 2016-03-07 Richard Biener <rguenther@suse.de>
8770 PR tree-optimization/70115
8771 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8772 (propagate_constants_for_unrolling): Use replace_uses_by.
8774 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8777 * omp-low.c (struct oacc_loop): Add ifns.
8778 (new_oacc_loop_raw): Initialize it.
8779 (finish_oacc_loop): Clear mask & flags if no ifns.
8780 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8781 (oacc_loop_xform_loop): Add ifns arg & adjust.
8782 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8784 2016-03-07 Richard Henderson <rth@redhat.com>
8787 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8788 (insert_value_copy_on_edge): Likewise.
8790 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8792 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8794 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8797 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8799 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8801 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8803 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8805 Fix sseimul type attribute.
8806 * config/i386/znver1.md
8807 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8808 znver1_sseimul_avx256_load) : Fix the type attribute.
8809 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8810 pipe usage and latency.
8812 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8815 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8816 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8819 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8822 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8824 PR rtl-optimization/69941
8825 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8826 the reg share its mode.
8828 2016-03-04 Jeff Law <law@redhat.com>
8830 PR tree-optimization/69196
8831 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8832 If the both SSA_NAMEs are anonymous, then consider them unassociated
8833 and include the PHI in the statement count.
8835 2016-03-05 Tom de Vries <tom@codesourcery.com>
8837 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8838 construct in oacc routine. Check for oacc region in oacc routine.
8840 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8843 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8844 2016-02-22 changes, instead don't recurse if RECUR is already true.
8845 Don't change *dynamic_check if RECUR. Adjust recursive caller
8846 to pass true to the new argument.
8847 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8850 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8851 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8853 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8855 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8857 PR rtl-optimization/57676
8858 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8861 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8863 * tree-vect-patterns.c (search_type_for_mask): Handle
8864 comparison of booleans.
8866 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8868 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8872 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8873 all other ops that have dw_val_class_die_ref operands,
8874 and DW_OP_GNU_entry_value.
8876 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8878 PR rtl-optimization/69904
8879 * config/arm/arm.c (arm_cannot_copy_insn_p):
8880 Return true for load-exclusive instructions.
8882 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8885 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8886 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8887 the pattern no matter if it is used just by non-pattern, pattern
8889 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8890 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8891 oprnd1 def_stmt is in pattern, don't look through it.
8893 2016-03-03 Marek Polacek <polacek@redhat.com>
8896 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8898 2016-03-03 Martin Liska <mliska@suse.cz>
8900 PR tree-optimization/70043
8901 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8902 previous statement if we see a debug statement.
8904 2016-03-03 Richard Biener <rguenther@suse.de>
8906 PR tree-optimization/55936
8907 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
8908 parameter and guard unsafe equivalence use.
8909 (vrp_evaluate_conditional_warnv_with_ops): Always use
8910 safe equivalences but not via the quadratic compare_names
8913 2016-03-03 Michael Collison <michael.collison@linaro.org>
8916 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
8917 for operand 1 to s_register_operand. Change predicate for operand
8918 2 to arm_not_immediate_operand.
8920 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
8922 * doc/tm.texi: Regenerated.
8924 2016-03-02 Richard Henderson <rth@redhat.com>
8927 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
8928 simplification when all args are positive non-fixed registers.
8930 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8932 * target.def (lra_p): Specify that new ports should use LRA.
8934 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8937 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
8938 gimplify_type_sizes the type they refer to.
8939 (omp_notice_variable): Handle reference vars to VLAs.
8940 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
8941 reference to VLA decls in the second pass instead of first pass.
8943 2016-03-02 Tom de Vries <tom@codesourcery.com>
8945 PR tree-optimization/68659
8946 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
8947 new_expr == NULL_TREE.
8948 (get_new_name): Handle ADDR_EXPR.
8950 2016-03-02 Bin Cheng <bin.cheng@arm.com>
8952 PR rtl-optimization/69052
8953 * loop-invariant.c (canonicalize_address): New function.
8954 (inv_can_prop_to_addr_use): Check validity of address expression
8955 which is canonicalized by above function.
8957 2016-03-02 Alan Modra <amodra@gmail.com>
8960 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
8963 2016-03-02 Jakub Jelinek <jakub@redhat.com>
8966 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
8967 (*movhi_internal): Put mask moves from and to memory separately
8968 from moves from/to GPRs.
8970 2016-03-02 Richard Biener <rguenther@suse.de>
8972 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
8973 GENERIC expressions in GIMPLE.
8975 2016-03-02 Richard Biener <rguenther@suse.de>
8977 * config/i386/i386.c (type_natural_mode): Fix typo.
8979 2016-03-02 Nick Clifton <nickc@redhat.com>
8981 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
8983 2016-03-02 Richard Biener <rguenther@suse.de>
8984 Uros Bizjak <ubizjak@gmail.com>
8987 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
8989 2016-03-02 Richard Biener <rguenther@suse.de>
8992 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
8994 2016-03-02 Marek Polacek <polacek@redhat.com>
8997 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
8998 "is promoted to" warning.
9000 2016-03-01 DJ Delorie <dj@redhat.com>
9002 * config.gcc: Deprecate mep-*.
9004 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9007 * lra-constraints.c (regno_val_use_in): New.
9008 (match_reload): Use it instead of regno_use_in.
9010 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9012 PR rtl-optimization/70007
9013 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9014 references present in REG_EQUAL notes attached to non-SET patterns.
9016 2016-03-01 Jeff Law <law@redhat.com>
9018 PR tree-optimization/69196
9019 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9020 Appropriately clamp the number of statements to copy when the
9021 thread path does not traverse a loop backedge.
9023 PR tree-optimization/69196
9024 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9025 Do count some PHIs in the thread path against the insn count. Decrease
9026 final statement count by one as the control statement in the last
9027 block will get removed. Remove special cased code for handling PHIs
9030 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9033 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9034 asm dialect alternatives to explicit GOTPCREL calls.
9036 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9039 * ira.c (do_reload): Issue warning for generic stack checking here...
9040 * reload1.c (reload): ...instead of here and streamline it.
9042 2016-03-01 Nick Clifton <nickc@redhat.com>
9044 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9046 2016-03-01 Richard Biener <rguenther@suse.de>
9048 PR tree-optimization/69983
9049 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9050 types and fall back to operand_equal_p.
9052 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9055 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9057 * config/s390/constraints.md ("jm8"): New constraint.
9058 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9060 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9062 ("*setmem_long<setmem_and>"): New pattern.
9063 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9065 ("*setmem_long_31z<setmem_and>"): New pattern.
9066 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9067 New substitution rules with the required attributes.
9070 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9073 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9075 * gensupport.c (process_substs_on_one_elem): Split loop to
9076 complete mark_operands_used_in_match_dup on all expressions in the
9078 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9079 and remove function.
9081 2016-03-01 Richard Biener <rguenther@suse.de>
9084 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9085 vector BIT_FIELD_REF extract.
9087 2016-03-01 Richard Biener <rguenther@suse.de>
9089 PR tree-optimization/69994
9090 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9092 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9094 PR tree-optimization/69956
9095 * tree-vect-stmts.c (supportable_widening_operation): Support
9096 multi-step conversion of boolean vectors.
9097 (supportable_narrowing_operation): Likewise.
9099 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9101 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9104 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9106 * config/s390/subst.md (DSI_VI): New mode iterator.
9107 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9108 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9109 the insn definition.
9110 ("*vec_set<mode>"): Change predicate and add alternative to
9111 support only either register or const_int operands as element
9113 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9115 ("vec_extract<mode>"): New expander.
9116 ("*vec_extract<mode>"): New insn definition supporting reg and
9117 const_int element selectors.
9118 ("*vec_extract<mode>_plus"): New insn definition supporting
9119 reg+const_int element selectors.
9120 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9121 following expander+insn definition.
9122 ("<vec_shifts_name><mode>3"): New expander.
9123 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9125 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9127 * config/s390/s390.md ("*tabort_1"): Change predicate to
9128 nonmemory_operand. Add a second alternative to cover
9129 register as well as const int operands.
9130 ("*tabort_1_plus"): New pattern definition.
9132 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9134 * config/s390/s390.md ("*ashrdi3_cc_31")
9135 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9136 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9137 Merge insn definitions into ...
9138 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9139 New pattern definition.
9140 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9141 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9142 ("*ashr<mode>3_and"): Merge insn definitions into ...
9143 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9144 New pattern definition.
9145 * config/s390/subst.md ("addr_style_op_cc_subst")
9146 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9147 substitutions patterns plus attributes.
9148 Add ashiftrt to SUBST iterator.
9150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9152 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9153 op2 to nonmemory_operand.
9154 ("*<shift>di3_31", "*<shift>di3_31_and"):
9155 Merge into single pattern definition ...
9156 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9157 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9158 pattern definition ...
9159 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9160 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9163 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9165 * config/s390/predicates.md (const_int_6bitset_operand): New
9167 * config/s390/s390.md: Include subst.md.
9168 ("rotl<mode>3"): New expander.
9169 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9171 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9172 * config/s390/subst.md: New file.
9174 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9176 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9177 Remove RRR type. It doesn't really exist.
9178 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9180 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9181 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9182 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9183 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9184 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9185 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9186 `enabled' attribute.
9188 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9190 * gensupport.c (process_substs_on_one_elem): Split loop to
9191 complete mark_operands_used_in_match_dup on all expressions in the
9193 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9194 and remove function.
9196 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9199 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9200 (CEIL_NWORDS): ...this. Use CEIL macro.
9201 (compute_fp_layout): Adjust to above renaming.
9202 (function_arg_union_value): Likewise.
9203 (sparc_arg_partial_bytes): Likewise.
9204 (sparc_function_arg_advance): Likewise.
9206 2016-02-29 Jeff Law <law@redhat.com>
9208 PR tree-optimization/70005
9209 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9210 where an object with a boolean range is compared against a value
9213 PR tree-optimization/69999
9214 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9215 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9218 2016-02-29 Richard Biener <rguenther@suse.de>
9220 PR tree-optimization/69994
9221 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9222 (get_unary_op): Look through nop conversions.
9223 (ops_equal_values_p): New function, look for equality diregarding
9225 (eliminate_plus_minus_pair): Use ops_equal_values_p
9226 (repropagate_negates): Do not use get_unary_op here.
9228 2016-02-29 Martin Liska <mliska@suse.cz>
9230 * system.h: Poison ENABLE_CHECKING macro.
9232 2016-02-29 Martin Liska <mliska@suse.cz>
9234 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9235 is presented in dump flags.
9236 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9237 (hsa_regalloc): Likewise.
9239 2016-02-19 Richard Biener <rguenther@suse.de>
9241 PR tree-optimization/69980
9242 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9243 permutation of those we need to keep.
9245 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9248 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9249 (NWORDS_UP): ...this
9250 (init_cumulative_args): Minor tweaks.
9251 (sparc_promote_function_mode): Likewise.
9252 (scan_record_type): Delete.
9253 (traverse_record_type): New function template.
9254 (classify_data_t): New structure type.
9255 (classify_registers): New inline function.
9256 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9257 exhausted. Instantiate traverse_record_type on classify_registers and
9258 deal with the case of a structure passed in slot #15 with no FP field
9260 (assign_data_t): New structure type.
9261 (compute_int_layout): New static function.
9262 (compute_fp_layout): Likewise.
9263 (count_registers): New inline function.
9264 (assign_int_registers): New static function.
9265 (assign_fp_registers): Likewise.
9266 (assign_registers): New inline function.
9267 (function_arg_record_value_1): Delete.
9268 (function_arg_record_value_2): Likewise.
9269 (function_arg_record_value_3): Likewise.
9270 (function_arg_record_value): Adjust to above changes. Instantiate
9271 traverse_record_type on count_registers to first count the number of
9272 registers to be used and then on assign_registers to assign them.
9273 (function_arg_union_value): Adjust to above renaming.
9274 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9275 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9276 case of a structure passed in slot #15
9277 (sparc_function_arg_advance): Likewise.
9278 (function_arg_padding): Minor tweak.
9280 2016-02-29 Richard Biener <rguenther@suse.de>
9282 PR tree-optimization/69720
9283 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9284 the adjustment_def path for possibly vectorized defs.
9285 (vect_create_epilog_for_reduction): Handle vectorized initial
9288 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9290 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9292 2016-02-27 Jeff Law <law@redhat.com>
9295 2016-02-26 Richard Biener <rguenther@suse.de>
9296 Jeff Law <law@redhat.com>
9298 PR tree-optimization/69740
9299 * cfghooks.c (remove_edge): Request loop fixups if we delete
9300 an edge that might turn an irreducible loop into a natural
9303 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9305 PR rtl-optimization/69896
9306 * tree-vect-generic.c (get_compute_type): Avoid single element
9309 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9311 Rename the AArch64 tuning option and related functions to enable the
9312 Newton series for the reciprocal square root to reflect its
9313 approximative characteristic.
9315 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9316 function to "aarch64_emit_approx_rsqrt".
9317 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9318 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9319 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9320 (xgene1_tunings): Likewise.
9321 (use_rsqrt_p): Likewise.
9322 (aarch64_emit_swrsqrt): Use new function name.
9323 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9324 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9325 text explaining this option.
9326 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9328 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9331 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9332 complain about -mallow-movmisalign without -mvsx if
9333 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9335 2016-02-26 Joel Sherrill <joel@rtems.org>
9337 * config.gcc: Add x86_64-*-rtems*.
9338 * config/i386/rtems-64.h: New file.
9340 2016-02-26 Joel Sherrill <joel@rtems.org>
9342 * config.gcc: Add aarch64-*-rtems*.
9343 * config/aarch64/rtems.h: New file.
9345 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9348 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9349 shift amount using %h. Add comment.
9351 2016-02-26 Richard Biener <rguenther@suse.de>
9352 Jeff Law <law@redhat.com>
9354 PR tree-optimization/69740
9355 * cfghooks.c (remove_edge): Request loop fixups if we delete
9356 an edge that might turn an irreducible loop into a natural
9359 2016-02-26 Martin Jambor <mjambor@suse.cz>
9362 * tree-sra.c (sra_modify_assign): Do not remove loads of
9363 uninitialized aggregates to SSA_NAMEs.
9365 2016-02-26 Richard Henderson <rth@redhat.com>
9368 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9369 pseudo in case the target rtx matches the source of the left
9372 2016-02-26 Martin Jambor <mjambor@suse.cz>
9375 * hsa.h (hsa_type_packed_p): Declare.
9376 * hsa.c (hsa_type_packed_p): New function.
9377 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9379 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9380 * hsa-brig.c (emit_basic_insn): Likewise.
9382 2016-02-26 Martin Jambor <mjambor@suse.cz>
9385 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9387 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9389 2016-02-26 Martin Jambor <mjambor@suse.cz>
9391 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9392 hsa_op_with_type operands.
9393 (hsa_unsigned_type_for_type): Declare.
9394 * hsa.c (hsa_unsigned_type_for_type): New function.
9395 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9396 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9397 the finalizer. Do not emit extra move.
9399 2016-02-26 Martin Jambor <mjambor@suse.cz>
9401 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9402 atomic operations in private segment.
9404 2016-02-26 Martin Jambor <mjambor@suse.cz>
9406 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9407 statements to wi->info. Also disallow omp simd constructs.
9408 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9409 for not gridifying. Dump special string for omp_for.
9411 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9414 * config/aarch64/aarch64.c (aarch64_set_current_function):
9415 Save/restore target globals when switching to
9416 target_option_default_node.
9418 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9421 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9422 Return 0 if !SHIFT_COUNT_TRUNCATED.
9424 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9425 Eric Botcazou <ebotcazou@adacore.com>
9427 PR rtl-optimization/69891
9428 * dse.c (scan_insn): If we can't figure out memset arguments
9429 or they are non-constant, call clear_rhs_from_active_local_stores.
9431 2016-02-26 Martin Liska <mliska@suse.cz>
9433 * doc/extend.texi: Mention clog10, clog10f an clog10l
9434 in Builtins section.
9436 2016-02-26 Martin Liska <mliska@suse.cz>
9438 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9440 (resolve_args_picking_1): Likewise.
9441 * dwarf2out.h (struct GTY): Likewise.
9443 2016-02-26 Martin Liska <mliska@suse.cz>
9445 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9447 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9449 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9450 Martin Liska <mliska@suse.cz>
9452 * doc/install.texi: Mention --enable-valgrind-annotations.
9454 2016-02-26 Richard Biener <rguenther@suse.de>
9456 PR tree-optimization/69551
9457 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9458 looking through aliases adjust DECL_PT_UID to refer to the
9459 ultimate alias target.
9461 2016-02-25 Martin Liska <mliska@suse.cz>
9464 * alloc-pool.c (after_memory_report): New variable.
9465 * alloc-pool.h (base_pool_allocator ::release): Do not use
9466 the infrastructure if after_memory_report.
9467 * toplev.c (toplev::main): Mark after memory report.
9469 2016-02-25 Richard Biener <rguenther@suse.de>
9471 PR tree-optimization/48795
9472 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9474 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9477 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9478 offloading is enabled and -fopenacc or -fopenmp is specified.
9479 (CRTOFFLOADEND): Likewise.
9480 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9481 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9482 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9483 (offload_objects_file_name): New static var.
9484 (tool_cleanup): Remove offload_objects_file_name file.
9485 (find_offloadbeginend): Replace with ...
9486 (find_crtoffloadtable): ... this.
9487 (run_gcc): Remove offload_argc and offload_argv.
9488 Get offload_objects_file_name from -foffload-objects=... option.
9489 Read names of object files with offload from this file, pass them to
9490 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9491 don't pass offloadbegin and offloadend to the linker. Don't pass
9492 offload non-LTO files to the linker, because now they're not claimed.
9494 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9497 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9498 on builtin_unreachable.
9500 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9502 PR rtl-optimization/69896
9503 * regcprop.c: Include cfgrtl.h.
9504 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9505 than remembered mode, either delete it (if noop_move_p), or
9506 treat like copy_p but not noop_p instruction.
9508 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9511 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9512 - allow NULL decl for Fortran DW_TAG_common_block variables.
9514 2016-02-24 Jason Merrill <jason@redhat.com>
9516 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9518 2016-02-24 Richard Biener <rguenther@suse.de>
9519 Jakub Jelinek <jakub@redhat.com>
9522 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9523 conditionally executed ops to well-defined overflow behavior.
9525 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9528 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9531 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9533 PR rtl-optimization/69886
9534 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9535 argument. Use it when checking validity of set instructions.
9536 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9537 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9539 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9540 * store-motion.c (find_moveable_store): Update
9541 can_assign_to_reg_without_clobbers_p callsite.
9543 2016-02-24 Richard Biener <rguenther@suse.de>
9546 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9548 (record_nonwrapping_iv): Do not fall back to the low/high bound
9549 for non-constant IV bases if the stmt is not always executed.
9551 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9553 * config/arm/arm-cores.def (cortex-a32): New entry.
9554 * config/arm/arm-tables.opt: Regenerate.
9555 * config/arm/arm-tune.md: Regenerate.
9556 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9557 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9558 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9559 for -mcpu and -mtune.
9561 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9564 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9565 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9566 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9567 (atomic_loaddi_1): Delete.
9568 (atomic_loaddi): Rewrite expander using the above changes.
9570 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9573 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9576 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9577 Richard Biener <rguenth@suse.de>
9580 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9581 set_mem_attributes if tem is SSA_NAME which got expanded
9584 2016-02-24 Richard Biener <rguenther@suse.de>
9586 PR tree-optimization/69907
9587 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9588 end of permutations for BB vectorization.
9590 2016-02-24 Christian Bruel <christian.bruel@st.com>
9592 * config/arm/arm-c.c (arm_option_override): Initialize
9593 target_option_current_node.
9594 * config/arm/arm.c (arm_pragma_target_parse): Replace
9595 build_target_option_node call by target_option_current_node.
9596 Set target_option_current_node.
9599 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9602 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9603 define_insn_and_split to define_insn.
9604 (zero_extendqi<mode>2_dot2): Same.
9605 (extendqi<mode>2_dot): Same.
9606 (extendqi<mode>2_dot2): Same.
9608 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9610 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9611 and add bypass for AES{D,E} and AESMC pairs.
9612 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9615 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9617 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9618 series for reciprocal square root in Exynos M1.
9620 2016-02-23 Martin Sebor <msebor@redhat.com>
9623 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9624 __builtin_alloca_with_align.
9626 2016-02-23 Richard Henderson <rth@redhat.com>
9628 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9629 (ix86_register_pragmas): Remove __seg_tls.
9630 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9631 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9632 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9633 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9634 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9635 * doc/extend.texi (__seg_tls): Remove item.
9637 2016-02-23 Richard Biener <rguenther@suse.de>
9639 * alloc-pool.h (struct allocation_object): Make id member
9640 conditional on CHECKING_P again.
9641 (get_instance): Adjust.
9642 (base_pool_allocator): Likewise.
9644 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9646 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9647 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9649 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9651 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9653 2016-02-23 Richard Biener <rguenther@suse.de>
9655 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9656 * bitmap.h (struct bitmap_usage): Likewise.
9657 (bitmap_move): Declare.
9658 * bitmap.c (register_overhead): Take size_t argument.
9659 (bitmap_move): New function.
9660 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9661 to properly account overhead.
9662 * tree.c (free_node): Use tree_size.
9664 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9667 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9668 when inverting comparison.
9671 * common.opt (Wunreachable-code): Add Warning flag.
9673 2016-02-23 Mark Wielaard <mjw@redhat.com>
9674 Jakub Jelinek <jakub@redhat.com>
9677 * cgraphunit.c (check_global_declaration): Check main_input_filename
9678 and DECL_SOURCE_FILE are not NULL.
9680 2016-02-23 Martin Jambor <mjambor@suse.cz>
9682 PR tree-optimization/69666
9683 * tree-sra.c (sra_modify_assign): Do not attempt to create
9684 default_def replacements for unscalarizable regions.
9686 2016-02-20 Mark Wielaard <mjw@redhat.com>
9689 * cgraphunit.c (check_global_declaration): Check level of
9690 warn_unused_const_variable and main_input_filename.
9691 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9692 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9693 (-Wunused-const-variable): Explain levels 1 and 2.
9695 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9698 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9699 identical arguments. Formatting and spelling fixes.
9702 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9707 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9708 and m68k-devices.def.
9709 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9710 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9712 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9714 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9715 and HImode registers.
9717 2016-02-22 Richard Biener <rguenther@suse.de>
9719 PR tree-optimization/69882
9720 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9721 preserve permutations present because of gaps.
9722 (vect_supported_load_permutation_p): Always continue checking
9723 permutations after vect_attempt_slp_rearrange_stmts.
9725 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9727 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9728 min_profitable_estimate, rather than min_profitable_iters.
9730 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9733 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9734 SImode for last match_operand.
9736 2016-02-22 Martin Liska <mliska@suse.cz>
9738 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9739 return bitsize - 1 as the return value.
9741 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9745 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9746 Handle negative shift counts.
9747 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9748 force_reg on the shift constant.
9749 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9750 (lshrsi3_d): Handle negative shift counts.
9752 2016-02-22 Richard Biener <rguenther@suse.de>
9753 Tom de Vries <tom@codesourcery.com>
9755 * graph.c: Include dumpfile.h.
9756 (print_graph_cfg): Split into three overloads.
9757 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9759 2016-02-22 Tom de Vries <tom@codesourcery.com>
9761 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9764 2016-02-22 Richard Biener <rguenther@suse.de>
9767 * ipa-inline-transform.c (inline_call): When not updating
9768 overall summaries adjust self size by the growth estimate.
9769 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9770 hash-set, do not update overall summaries here. Renamed from ...
9771 (inline_to_all_callers): ... this which is now wrapping the
9772 above and performing delayed overall summary update.
9773 (early_inline_small_functions): Delay updating of the overall
9776 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9778 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9781 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9784 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9785 :%* in %:gt() argument.
9786 (greater_than_spec_func): Adjust for expecting only numbers,
9787 if there are more than two numbers, compare the last two.
9789 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9791 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9792 -Wnarrowing with -std.
9794 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9797 * expr.c (store_field): Don't use bit-field path if exp is
9798 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9799 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9800 and the assignment can be performed by bitwise copy. Formatting
9804 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9805 call copy_reg_eh_region_note_forward on before and/or after sequences
9806 and remove note from insn if it no longer can throw.
9809 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9812 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9814 * config/s390/vector.md: Add missing commutative operand markers
9815 to the patterns which qualify for one.
9816 * config/s390/vx-builtins.md: Likewise.
9818 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9820 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9821 types to mode iterators.
9822 (vec_double): ... and mode attribute.
9823 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9825 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9827 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9828 Change the predicate of op2 from nonimmediate to general and let
9829 reload fix it if necessary.
9831 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9833 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9835 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9837 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9840 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9842 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9843 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9844 * config/s390/s390.md ("movstr<P:mode>"): Call
9845 s390_expand_vec_movstr.
9847 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9849 * config/s390/s390.md: Add missing output modifier for operand 1
9850 to print it as address properly.
9852 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9854 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9855 * config/s390/2964.md: New file.
9856 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9857 of insn grouping attributes depending on the CPU level.
9858 (s390_get_unit_mask): New function.
9859 (s390_sched_score): Remove the OOO from the scheduling macros.
9860 Add loop to calculate a score for the instruction mix.
9861 (s390_sched_reorder): Likewise plus improve debug output.
9862 (s390_sched_variable_issue): Rename macros as above. Calculate
9863 the unit distances after actually scheduling an insn. Improve
9865 (s390_sched_init): Clear last_scheduled_unit_distance array.
9866 * config/s390/s390.md: Include 2964.md.
9868 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9871 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9872 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9873 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9874 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9875 *avx512f_<code>v8div16qi2_mask_1): New insns.
9877 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9880 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9883 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9884 earlyclobber from target. Use wF constraint for fused memory
9886 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9888 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9889 Martin Liska <mliska@suse.cz>
9892 * cfgexpand.c (asan_sanitize_stack_p): New function.
9893 (partition_stack_vars): Use the function.
9894 (expand_stack_vars): Likewise.
9895 (defer_stack_allocation): Likewise.
9896 (expand_used_vars): Likewise.
9898 2016-02-18 Richard Biener <rguenther@suse.de>
9901 * fold-const.c (operand_equal_p): Properly compare offsets for
9902 IMAGPART_EXPR and ARRAY_REF.
9904 2016-02-18 Nick Clifton <nickc@redhat.com>
9908 * config/arm/arm.c (arm_option_override_internal): Disable
9909 interworking if the target does not support thumb instructions.
9910 (arm_reload_in_hi): Handle the case where a register to register
9911 move needs reloading because there is no simple pattern to handle
9913 (arm_reload_out_hi): Likewise.
9915 2016-02-18 Richard Biener <rguenther@suse.de>
9918 * match.pd: Don't use fold_binary or fold_unary for folding
9921 2016-02-17 Jakub Jelinek <jakub@redhat.com>
9924 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
9925 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
9926 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
9927 warn on gimple_no_warning_p statements.
9929 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
9931 * doc/extend.texi (C++ Attributes): Correct description of
9932 warn_unused type attribute.
9934 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9936 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
9937 correct instruction.
9939 2016-02-17 Richard Biener <rguenther@suse.de>
9941 PR rtl-optimization/69609
9942 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
9943 (find_traces_1_round): When ending a trace update cached priority
9945 (bb_to_key): Use cached priority when available.
9946 (copy_bb): Initialize cached priority.
9947 (reorder_basic_blocks_software_trace_cache): Likewise.
9949 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9952 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
9954 (aarch64_comparison_operator): Break overly long line into two.
9955 (aarch64_comparison_operation): Likewise.
9956 * config/aarch64/aarch64.md (cstorecc4): Use
9957 aarch64_comparison_operator_mode instead of
9958 aarch64_comparison_operator.
9959 (cstore<mode>4): Likewise.
9960 (aarch64_cstore<mode>): Likewise.
9961 (*cstoresi_insn_uxtw): Likewise.
9962 (cstore<mode>_neg): Likewise.
9963 (*cstoresi_neg_uxtw): Likewise.
9965 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9968 * config/arm/predicates.md (arm_comparison_operator_mode):
9970 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
9971 instead of arm_comparison_operator.
9972 (*mov_negscc): Likewise.
9973 (*mov_notscc): Likewise.
9974 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
9975 (*thumb2_mov_negscc): Likewise.
9976 (*thumb2_mov_negscc_strict_it): Likewise.
9977 (*thumb2_mov_notscc): Likewise.
9978 (*thumb2_mov_notscc_strict_it): Likewise.
9980 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
9982 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
9985 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
9987 * config/visium/visium.c (machine_libfunc_index): New enum.
9988 (machine_libfuncs): New structure.
9989 (visium_libfuncs): New static variable.
9990 (TARGET_INIT_LIBFUNCS): Define to...
9991 (visium_init_libfuncs): ...this. New function.
9992 (expand_block_move_4): Use the appropriate libfunc.
9993 (expand_block_move_2): Likewise.
9994 (expand_block_move_1): Likewise.
9995 (expand_block_set_4): Likewise.
9996 (expand_block_set_2): Likewise.
9997 (expand_block_set_1): Likewise.
9998 (visium_trampoline_init): Likewise.
10000 2016-02-17 Nick Clifton <nickc@redhat.com>
10002 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10003 TI's devices.csv file as of March 2016.
10005 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10008 * opts-global.c (handle_common_deferred_options): Introduce and
10009 initialize two global variables to remember command-line options
10010 specifying a stack-limiting register.
10011 * opts.h: Add extern declarations of the two new global variables.
10012 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10013 variable based on the values of the two new global variables.
10015 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10018 * common.opt (Wnonnull-compare): New warning.
10019 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10020 of arguments against NULL.
10021 (-Wnonnull-compare): Document.
10022 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10023 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10024 * passes.def (pass_warn_nonnull_compare): Add.
10025 * gimple-ssa-nonnull-compare.c: New file.
10027 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10029 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10030 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10032 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10034 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10035 reciprocal sqrt for -mlow-precision-recip-sqrt.
10037 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10038 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10040 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10041 always use lane loads to construct non-constant vectors.
10043 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10045 * config/aarch64/aarch64.md
10046 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10047 constraints for operand 3.
10048 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10050 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10051 Richard Biener <rguenther@suse.de>
10053 PR tree-optimization/69820
10054 * tree-vect-patterns.c (type_conversion_p): Return false if
10055 *orig_type is unsigned single precision or boolean.
10056 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10059 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10061 PR rtl-optimization/69764
10062 PR rtl-optimization/69771
10063 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10064 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10066 2016-02-16 Richard Biener <rguenther@suse.de>
10068 PR tree-optimization/69776
10069 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10071 (indirect_refs_may_alias_p): Likewise.
10072 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10073 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10074 according to tbaa_p.
10075 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10076 (optimize_stmt): For redundant store discovery do not allow tbaa.
10078 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10080 PR tree-optimization/69714
10081 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10082 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10084 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10086 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10087 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10088 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10089 * config/arc/arc.c (arc_init): Check FPU options.
10090 (get_arc_condition_code): Handle new CC_FPU* modes.
10091 (arc_select_cc_mode): Likewise.
10092 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10093 register pair only. Allow access for ARCv2 accumulator.
10094 (gen_compare_reg): Whenever we have FPU support use FPU compare
10096 (arc_reorg): Don't generate brcc insns when FPU compare
10097 instructions are involved.
10098 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10099 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10100 floating point emulation.
10101 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10102 (REVERSE_CONDITION): Add new CC_FPU* modes.
10103 (TARGET_FP_SP_BASE): Define.
10104 (TARGET_FP_DP_BASE): Likewise.
10105 (TARGET_FP_SP_FUSED): Likewise.
10106 (TARGET_FP_DP_FUSED): Likewise.
10107 (TARGET_FP_SP_CONV): Likewise.
10108 (TARGET_FP_DP_CONV): Likewise.
10109 (TARGET_FP_SP_SQRT): Likewise.
10110 (TARGET_FP_DP_SQRT): Likewise.
10111 (TARGET_FP_DP_AX): Likewise.
10112 * config/arc/arc.md (ARCV2_ACC): New constant.
10113 (type): New fpu type attribute.
10114 (SDF): Conditional iterator.
10115 (cstore<mode>, cbranch<mode>): Change expand condition.
10116 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10117 handles FPU/FPX cases as well.
10118 * config/arc/arc.opt (mfpu): New option.
10119 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10121 (adddf3, muldf3, subdf3): Removed.
10122 * config/arc/predicates.md (proper_comparison_operator): Recognize
10124 * config/arc/fpu.md: New file.
10125 * doc/invoke.texi (ARC Options): Document mfpu option.
10127 2016-02-16 Richard Biener <rguenther@suse.de>
10129 PR rtl-optimization/69291
10130 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10131 noce_operand_ok check.
10133 2016-02-16 Tom de Vries <tom@codesourcery.com>
10136 * omp-low.c (simd_clone_create): Remove call to
10137 symtab->call_cgraph_insertion_hooks.
10139 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10141 PR tree-optimization/69802
10142 * tree-ssa-reassoc.c (update_range_test): If op is
10143 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10144 op == 1 test of precision 1 integral op, otherwise handle
10145 that case as op itself. Fix up formatting.
10146 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10149 2016-02-16 Richard Biener <rguenther@suse.de>
10151 PR tree-optimization/69586
10152 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10153 types for conversion sources.
10155 2016-02-16 Richard Biener <rguenther@suse.de>
10157 PR middle-end/69801
10158 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10159 mask OEP_ADDRESS_OF.
10161 2016-02-16 Alan Modra <amodra@gmail.com>
10164 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10165 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10166 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10168 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10169 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10170 (p8_fmrgow_<mode>): Likewise.
10171 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10173 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10174 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10175 to use movdi_internal64. Remove op0_di.
10176 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10178 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10180 Add support for the FCCMP insn types
10182 * config/aarch64/aarch64.md (fccmp): Change insn type.
10183 (fccmpe): Likewise.
10184 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10185 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10186 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10187 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10188 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10189 * config/arm/types.md (fccmps): Add new insn type.
10190 (fccmpd): Likewise.
10192 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10194 * alias.c (get_alias_set): Fix a typo in comment.
10196 2016-02-15 Richard Biener <rguenther@suse.de>
10198 PR tree-optimization/69595
10199 * match.pd: Complete range test simplification to true.
10201 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10203 PR rtl-optimization/69648
10204 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10205 pic_offset_table_rtx.
10207 PR rtl-optimization/69752
10208 * ira.c (update_equiv_regs): When looking for more than a single SET,
10209 also take other side effects into account.
10211 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10213 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10214 for z900+ CPUs in 31-bit mode.
10216 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10218 * common/config/s390/s390-common.c (s390_supports_split_stack):
10220 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10221 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10222 * config/s390/s390.c (struct machine_function): New field
10223 split_stack_varargs_pointer.
10224 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10225 in s390_emit_prologue.
10226 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10228 (morestack_ref): New global.
10229 (SPLIT_STACK_AVAILABLE): New macro.
10230 (s390_expand_split_stack_prologue): New function.
10231 (s390_live_on_entry): New function.
10232 (s390_va_start): Use split-stack vararg pointer if appropriate.
10233 (s390_asm_file_end): Emit the split-stack note sections.
10234 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10235 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10236 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10237 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10238 (split_stack_prologue): New expand.
10239 (split_stack_space_check): New expand.
10240 (split_stack_data): New insn.
10241 (split_stack_call): New expand.
10242 (split_stack_call_*): New insn.
10243 (split_stack_cond_call): New expand.
10244 (split_stack_cond_call_*): New insn.
10246 2016-02-15 Richard Biener <rguenther@suse.de>
10248 PR tree-optimization/69783
10249 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10250 Add trivially correct cases.
10252 2016-02-15 Tom de Vries <tom@codesourcery.com>
10255 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10257 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10259 2016-02-15 Richard Biener <rguenther@suse.de>
10261 PR tree-optimization/69776
10262 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10263 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10264 indicate whether we can use TBAA to disambiguate against stores.
10265 Use alias-set zero if not.
10266 (visit_reference_op_store): Do not use TBAA when looking up
10268 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10269 (eliminate_dom_walker::before_dom_children): But not when looking
10270 up redundant stores.
10272 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10274 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10276 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10278 * config/i386/znver1.md
10279 (znver1_pop, znver1_pop_mem,
10280 znver1_load_imov_double_store,
10281 znver1_load_imov_direct_store,
10282 znver1_load_imov_direct_load,
10283 znver1_load_imov_double_load): Add new.
10284 (znver1_insn, znver1_insn_load): Add icmov type.
10285 (znver1_sseavx_fma,
10286 znver1_sseavx_fma_load,
10288 znver1_avx256_fma_load): Fix pipe usage.
10290 2016-02-14 Alan Modra <amodra@gmail.com>
10293 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10294 with an invalid hard reg, reload just the reg not the entire
10295 pre/post-inc/dec address expression.
10297 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10300 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10301 fixed R1_REG scratch reg.
10302 (sibcall_value_pcrel_fdpic): Likewise.
10304 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10308 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10310 2016-02-12 Walter Lee <walt@tilera.com>
10312 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10313 * config/tilegx/t-tilegx: Likewise.
10315 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10318 * diagnostic-show-locus.c (struct line_span): New struct.
10319 (layout::get_first_line): Delete.
10320 (layout::get_last_line): Delete.
10321 (layout::get_num_line_spans): New member function.
10322 (layout::get_line_span): Likewise.
10323 (layout::print_heading_for_line_span_index_p): Likewise.
10324 (layout::get_expanded_location): Likewise.
10325 (layout::calculate_line_spans): Likewise.
10326 (layout::m_first_line): Delete.
10327 (layout::m_last_line): Delete.
10328 (layout::m_line_spans): New field.
10329 (layout::layout): Update comment. Replace m_first_line and
10330 m_last_line with m_line_spans, replacing their initialization
10331 with a call to calculate_line_spans.
10332 (diagnostic_show_locus): When printing source lines and
10333 annotations, rather than looping over a single span
10334 of lines, instead loop over each line_span within
10335 the layout, with an inner loop over the lines within them.
10336 Call the context's start_span callback when changing line spans.
10337 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10338 (diagnostic_build_prefix): Break out the building of the location
10339 part of the string into...
10340 (diagnostic_get_location_text): ...this new function, rewriting
10341 it from nested ternary expressions to a sequence of "if"
10343 (default_diagnostic_start_span_fn): New function.
10344 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10345 (diagnostic_context::start_span): New field.
10346 (default_diagnostic_start_span_fn): New prototype.
10348 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10351 * gcc.c (driver::finalize): Fix cleanup of "specs".
10353 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10357 * gcc.c (driver::driver): Initialize m_option_suggestions.
10358 (driver::~driver): Clean up m_option_suggestions.
10359 (suggest_option): Convert to...
10360 (driver::suggest_option): ...this, and split out into
10361 driver::build_option_suggestions and find_closest_string.
10362 (driver::build_option_suggestions): New function, from
10363 first half of suggest_option. Special-case
10364 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10365 the sanitizer_opts array. For options of enum types, add the
10366 various enum values to the candidate strings.
10367 (driver::handle_unrecognized_options): Remove "const".
10368 * gcc.h (driver::handle_unrecognized_options): Likewise.
10369 (driver::build_option_suggestions): New decl.
10370 (driver::suggest_option): New decl.
10371 (driver::m_option_suggestions): New field.
10372 * opts-common.c (add_misspelling_candidates): New function.
10373 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10374 and make non-static.
10375 * opts.h (sanitizer_opts): New array decl.
10376 (add_misspelling_candidates): New function decl.
10377 * spellcheck.c (find_closest_string): New function.
10378 * spellcheck.h (find_closest_string): New function decl.
10380 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10382 PR rtl-optimization/69764
10383 PR rtl-optimization/69771
10384 * optabs.c (expand_binop_directly): For shift_optab_p, force
10385 convert_modes with VOIDmode if xop1 has VOIDmode.
10387 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10390 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10391 to correctly determine instrumentation thunks.
10393 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10396 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10397 type by reference, force lhs on the call.
10400 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10401 Compute retval and retbnd early in all cases if split_part_return_p
10402 and return_bb is not EXIT. Remove all clobber stmts and reset
10403 all debug stmts that refer to SSA_NAMEs defined in split part,
10404 except if it is retval, in that case replace the old retval with the
10405 lhs of the call to the split part.
10407 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10410 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10412 PR middle-end/66726
10413 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10414 whose result is used in PHI.
10415 (maybe_optimize_range_tests): Likewise.
10416 (final_range_test_p): Likweise.
10418 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10420 PR middle-end/66726
10421 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10422 whose result is used in PHI.
10423 (maybe_optimize_range_tests): Likewise.
10424 (final_range_test_p): Likweise.
10426 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10428 * cgraph.c: Spelling fixes - behaviour -> behavior and
10429 neighbour -> neighbor.
10430 * target.def: Likewise.
10431 * sel-sched.c: Likewise.
10432 * config/mips/mips.c: Likewise.
10433 * config/arc/arc.md: Likewise.
10434 * config/arm/cortex-a57.md: Likewise.
10435 * config/arm/arm.c: Likewise.
10436 * config/arm/neon.md: Likewise.
10437 * config/arm/arm-c.c: Likewise.
10438 * config/vms/vms-c.c: Likewise.
10439 * config/s390/s390.c: Likewise.
10440 * config/i386/znver1.md: Likewise.
10441 * config/i386/i386.c: Likewise.
10442 * config/ia64/hpux-unix2003.h: Likewise.
10443 * config/msp430/msp430.md: Likewise.
10444 * config/rx/rx.c: Likewise.
10445 * config/rx/rx.md: Likewise.
10446 * config/aarch64/aarch64-simd.md: Likewise.
10447 * config/aarch64/aarch64.c: Likewise.
10448 * config/nvptx/nvptx.c: Likewise.
10449 * config/bfin/bfin.c: Likewise.
10450 * config/cris/cris.opt: Likewise.
10451 * config/rs6000/rs6000.c: Likewise.
10452 * target.h: Likewise.
10453 * spellcheck.c: Likewise.
10454 * ira-build.c: Likewise.
10455 * tree-inline.c: Likewise.
10456 * builtins.c: Likewise.
10457 * lra-constraints.c: Likewise.
10458 * explow.c: Likewise.
10459 * hwint.h: Likewise.
10460 * targhooks.c: Likewise.
10461 * tree-vect-data-refs.c: Likewise.
10462 * expr.c: Likewise.
10463 * doc/tm.texi: Likewise.
10464 * doc/extend.texi: Likewise.
10465 * doc/install.texi: Likewise.
10466 * doc/md.texi: Likewise.
10467 * tree-ssa-tail-merge.c: Likewise.
10468 * sched-int.h: Likewise.
10469 * match.pd: Likewise.
10470 * sched-ebb.c: Likewise.
10471 * target.def (omit_struct_return_reg): Likewise.
10472 * gimple-ssa-isolate-paths.c: Likewise.
10473 (find_implicit_erroneous_behaviour): Renamed to...
10474 (find_implicit_erroneous_behavior): ... this.
10475 (find_explicit_erroneous_behaviour): Renamed to...
10476 (find_explicit_erroneous_behavior): ... this.
10477 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10479 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10481 PR rtl-optimization/64682
10482 PR rtl-optimization/69567
10483 PR rtl-optimization/69737
10484 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10485 in I2 as well, just lose it.
10487 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10489 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10491 (aarch64_last_printed_tune_string): Likewise.
10492 (aarch64_declare_function_name): Only output .arch assembler
10493 directive if it will be different from the previously output
10494 directive. Same for .tune comment but only if -dA is set.
10495 (aarch64_start_file): New function.
10496 (TARGET_ASM_FILE_START): Define.
10498 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10501 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10503 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10506 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10507 -Wmaybe-uninitialized warning.
10509 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10512 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10514 2016-02-11 Richard Biener <rguenther@suse.de>
10516 PR rtl-optimization/69291
10517 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10518 subexpressions affected by changing the result.
10520 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10523 * lra-constraints.c (curr_insn_transform): Find in/out operands
10524 for secondary memory moves. Update dups.
10526 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10528 PR tree-optimization/69652
10529 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10530 to nested loop, did source re-formatting, skip debug statements,
10531 add check on statement with volatile operand, remove dead scalar
10534 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10535 Patrick Palka <ppalka@gcc.gnu.org>
10539 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10540 calls if the return type is TREE_ADDRESSABLE.
10541 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10542 * ipa-split.c (split_function): Fix doubled "we" in comment.
10543 Use void return type for the split part even if
10544 !split_point->split_part_set_retval.
10546 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10548 PR tree-optimization/68021
10549 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10550 when computing the value of biv cand by itself.
10552 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10554 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10555 (cortexa57_tunings): Likewise.
10556 (cortexa72_tunings): Likewise.
10557 (arch_macro_fusion_pair_p): Add support for AES fusion.
10558 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10559 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10560 Allow virtual registers before reload so early scheduling works.
10561 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10562 correct latency and pipeline.
10563 (cortex_a57_crypto_complex): Likewise.
10564 (cortex_a57_crypto_xor): Likewise.
10565 (define_bypass): Add AES bypass.
10567 2016-02-10 Richard Biener <rguenther@suse.de>
10569 PR tree-optimization/69726
10570 * passes.def: Add DCE pass before late uninit.
10571 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10572 really fixup if-conversions job.
10574 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10576 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10577 (arm_cortex_a57_tune): Likewise.
10578 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10579 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10581 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10583 * timevar.def (TV_PHASE_DBGINFO): Delete.
10584 (TV_PHASE_CHECK_DBGINFO): Likewise.
10585 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10587 2016-02-10 Richard Biener <rguenther@suse.de>
10589 PR tree-optimization/69719
10590 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10591 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10593 2016-02-09 Andrew Pinski <apinski@cavium.com>
10596 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10597 get_vcond_mask_icode returns false.
10599 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10602 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10603 an ADDIS that adds a pointer to a large constant that sets the
10604 upper16 bits with a load operation.
10606 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10609 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10611 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10613 (vzipq_s16): Likewise.
10614 (vzipq_s32): Likewise.
10615 (vzipq_f32): Likewise.
10616 (vzipq_u8): Likewise.
10617 (vzipq_u16): Likewise.
10618 (vzipq_u32): Likewise.
10619 (vzipq_p8): Likewise.
10620 (vzipq_p16): Likewise.
10622 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10625 * config/arm/arm.c (neon_endian_lane_map): New function.
10626 (neon_vector_pair_endian_lane_map): New function.
10627 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10628 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10630 (vuzpq_s16): Likewise.
10631 (vuzpq_s32): Likewise.
10632 (vuzpq_f32): Likewise.
10633 (vuzpq_u8): Likewise.
10634 (vuzpq_u16): Likewise.
10635 (vuzpq_u32): Likewise.
10636 (vuzpq_p8): Likewise.
10637 (vuzpq_p16): Likewise.
10639 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10642 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10645 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10647 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10648 truncate const_int operand 1 to QImode.
10650 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10652 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10653 corresponding to an abnormal edge.
10655 2016-02-09 Tom de Vries <tom@codesourcery.com>
10657 PR tree-optimization/69599
10658 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10660 (find_func_aliases_for_builtin_call, find_func_clobbers)
10661 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10664 2016-02-09 Richard Biener <rguenther@suse.de>
10666 PR tree-optimization/69715
10667 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10668 LHS on calls as non-rewritable.
10670 2016-02-09 Tom de Vries <tom@codesourcery.com>
10673 * lto-wrapper.c (append_diag_options): New function.
10674 (compile_offload_image): Call append_diag_options.
10676 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10679 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10680 Minor copy-edit to fix verb tenses.
10682 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10684 PR tree-optimization/69209
10685 * ipa-split.c (split_function): If split part is not
10686 returning retval, retval has gimple type but is not
10687 gimple value, force it into a SSA_NAME first.
10689 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10691 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10694 2016-02-08 Jason Merrill <jason@redhat.com>
10697 * convert.c (convert_to_integer_1): Check dofold on truncation
10699 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10700 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10701 Rename from *_nofold.
10702 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10703 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10705 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10708 * tree.c (build_common_tree_nodes): Remove short_double argument.
10709 All callers changed.
10710 * tree.h (build_common_tree_nodes): Adjust declaration.
10711 * doc/invoke.texi (-fshort-double): Remove documentation.
10712 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10713 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10714 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10715 (append_linker_options): Don't handle OPT_fshort_double.
10717 PR rtl-optimization/68730
10718 * lra-remat.c (insn_to_cand_activation): New static variable.
10719 (lra_remat): Allocate and free it.
10720 (create_cand): New arg activation. Initialize a field in
10721 insn_to_cand_activation if it is nonnull.
10722 (create_cands): Pass the activation insn to create_cand when making
10723 a candidate involving an output reload. Reorganize code a little.
10724 (do_remat): Keep track of active status of candidates in a separate
10727 2016-02-08 Richard Biener <rguenther@suse.de>
10729 PR tree-optimization/69719
10730 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10731 Properly use absolute of the difference of the two offsets to
10732 compare or adjust the segment length.
10734 2016-02-08 Richard Biener <rguenther@suse.de>
10735 Jeff Law <law@redhat.com>
10738 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10739 types for anonymous SSA names.
10741 2016-02-08 Richard Biener <rguenther@suse.de>
10743 PR rtl-optimization/69274
10744 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10746 2016-02-08 Jeff Law <law@redhat.com>
10748 PR tree-optimization/65917
10749 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10750 equivalences from if (x == y) style conditionals.
10751 (loop_depth_of_name): Remove.
10752 (record_equality): Remove loop depth check.
10753 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10754 (const_and_copies::record_const_or_copy_raw): New member function.
10755 * tree-ssa-scopedtables.c
10756 (const_and_copies::record_const_or_copy_raw): New, factored out of
10757 (const_and_copies::record_const_or_copy): Call new member function.
10759 2016-02-05 Jeff Law <law@redhat.com>
10761 PR tree-optimization/68541
10762 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10763 (count_stmts_in_block): New function.
10764 (poor_ifcvt_candidate_code): Likewise.
10765 (is_feasible_trace): Add some heuristics to determine when path
10766 splitting is profitable.
10767 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10768 is a diamond with a single exit.
10770 2016-02-05 Martin Sebor <msebor@redhat.com>
10773 * doc/invoke.texi: Update -Wplacement-new to take an optional
10776 2016-02-06 Richard Henderson <rth@redhat.com>
10779 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10780 out of non-standard address spaces.
10782 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10784 PR rtl-optimization/69691
10785 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10787 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10789 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10790 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10791 (*ieee128_mfvsrd_64bit): Likewise.
10792 (*ieee128_mfvsrd_32bit): Likewise.
10794 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10798 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10800 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10801 instrumented_version.
10803 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10805 * doc/invoke.texi (Optimize Options): In table of --param options
10806 rename second occurrence of tracer-min-branch-ratio to
10807 tracer-min-branch-probability, rename
10808 tracer-min-branch-ratio-feedback to
10809 tracer-min-branch-probability-feedback and clarify description,
10810 rename sched-spec-state-edge-prob-cutoff to
10811 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10812 to selsched-insns-to-rename, rename lto-minpartition to
10813 lto-min-partition, delete reorder-blocks-duplicate and
10814 reorder-blocks-duplicate-feedback.
10816 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10818 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10821 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10823 * doc/extend.texi: S/390: Correct some typos.
10825 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10827 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10829 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10832 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10833 (s390_register_info_gprtofpr): Use new macros above.
10834 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10836 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10837 its name. Adjust restore and save gpr ranges.
10838 (s390_register_info_set_ranges): New function.
10839 (s390_register_info): Use new macros above. Call
10840 s390_register_info_set_ranges.
10841 (s390_optimize_register_info): Likewise.
10842 (s390_hard_regno_rename_ok): Use new macros.
10843 (s390_hard_regno_scratch_ok): Likewise.
10844 (s390_emit_epilogue): Likewise.
10845 (s390_can_use_return_insn): Likewise.
10846 (s390_optimize_prologue): Likewise.
10847 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10849 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10852 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10854 (ix86_option_override_internal): Disable TARGET_STV even for
10855 -m{incoming,preferred}-stack-boundary=3.
10857 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10859 * config.gcc: Mark deprecated rtems targets as obsolete.
10861 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10863 PR rtl-optimization/64682
10864 PR rtl-optimization/69567
10865 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10866 before I2 only if the register is both used and set in I2.
10868 2016-02-04 DJ Delorie <dj@redhat.com>
10870 * config/msp430/msp430.c (msp430_start_function): Add function type.
10872 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10875 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10877 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10879 PR rtl-optimization/69577
10881 2015-10-29 Richard Henderson <rth@redhat.com>
10885 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10886 sse check to the exact conditions of PR 67609.
10888 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10891 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10892 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10893 not allowed into the traditional Altivec registers.
10894 (movtd_64bit_nodm): Likewise.
10895 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10897 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10899 * config/aarch64/cortex-a57-fma-steering.c
10900 (aarch64_register_fma_steering): Remove "static" from arguments
10903 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
10906 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
10907 twice when complex.
10909 2016-02-04 Mike Frysinger <vapier@gentoo.org>
10911 * doc/invoke.texi: Delete -mno-fma4.
10913 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
10915 PR rtl-optimization/69577
10916 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
10917 (find_subregs_of_mode): Update accordingly. Iterate over partial
10920 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
10922 * config/arm/arm-protos.h (neon_reinterpret): Remove.
10923 * config/arm/arm.c (neon_reinterpret): Remove.
10924 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
10925 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
10926 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
10927 vreinterpretti): Remove.
10928 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
10929 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
10930 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
10931 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
10932 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
10933 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
10934 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
10935 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
10936 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
10937 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
10938 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
10939 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
10940 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
10941 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
10942 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
10943 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
10944 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
10945 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
10946 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
10947 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
10948 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
10949 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
10950 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
10951 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
10952 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
10953 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
10954 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
10955 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
10956 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
10957 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
10958 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
10959 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
10960 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
10961 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
10962 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
10963 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
10964 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
10965 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
10966 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
10967 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
10968 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
10969 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
10970 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
10971 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
10972 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
10973 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
10974 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
10975 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
10976 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
10977 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
10978 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
10979 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
10980 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
10981 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
10982 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
10983 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
10984 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
10985 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
10986 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
10987 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
10988 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
10989 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
10990 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
10991 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
10992 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
10993 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
10994 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
10995 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
10996 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
10997 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
10998 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
10999 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11000 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11001 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11002 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11003 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11004 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11005 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11006 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11007 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11008 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11009 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11010 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11011 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11012 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11013 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11014 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11015 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11016 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11017 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11018 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11019 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11020 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11021 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11022 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11023 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11024 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11025 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11026 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11027 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11028 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11029 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11030 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11032 2016-02-04 Martin Liska <mliska@suse.cz>
11035 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11036 that are gimple_store_p.
11037 (maybe_instrument_call): Likewise.
11039 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11041 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11042 register scaling out of memory reference and comment why.
11044 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11048 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11049 folding the source of a SET.
11051 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11055 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11056 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11058 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11062 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11065 2016-02-04 Christian Bruel <christian.bruel@st.com>
11067 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11068 * config/arm/arm.c (arm_set_current_function): Likewise.
11070 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11071 Ilya Enkovich <enkovich.gnu@gmail.com>
11072 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/i386.c (convert_scalars_to_vector): Remove
11076 stack alignment fixes.
11077 (ix86_option_override_internal): Disable TARGET_STV if stack
11078 might not be aligned enough.
11079 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11081 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11083 * config/i386/x86-tune.def: Disable default prefetching
11086 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11087 Vladimir Makarov <vmakarov@redhat.com>
11090 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11091 in validating fused toc addresses.
11093 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11096 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11097 range->m_caret fields if range->m_show_caret_p is false.
11100 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11101 Force oldval into register if it does not satisfy reg_or_short_operand
11102 predicate. Fix up formatting.
11104 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11105 Alexandre Oliva <aoliva@redhat.com>
11108 * lra-constraints.c (simplify_operand_subreg): Check additionally
11109 address validity after potential reloading.
11110 (process_address_1): Check insns validity. In case of failure do
11113 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11116 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11119 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11121 * wide-int.cc (canonize_uhwi): New function.
11122 (wi::divmod_internal): Use it.
11124 2016-02-02 James Norris <jnorris@codesourcery.com
11126 * gimplify.c (omp_notice_variable): Add usage check.
11128 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11130 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11131 like LE, GE, LT, GT when emitting relational operator.
11133 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11135 * ira-costs.c (find_costs_and_classes): Add extra argument.
11136 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11137 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11138 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11139 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11140 Add best_class parameter, and return it if not ALL_REGS.
11141 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11143 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11144 Update target hook.
11146 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11148 * config/aarch64/aarch64.c
11149 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11150 (aarch64_ira_change_pseudo_allocno_class): New function.
11152 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11155 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11157 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11159 * config/avr/avr.c (avr_option_override): Set
11160 PARAM_ALLOW_STORE_DATA_RACES to 1.
11162 2016-02-02 Richard Biener <rguenther@suse.de>
11164 PR tree-optimization/69595
11165 * match.pd: Add range test simplifications to true/false.
11167 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11169 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11170 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11173 2016-02-02 Richard Biener <rguenther@suse.de>
11175 PR tree-optimization/69606
11176 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11177 info on the result before moving a stmt.
11179 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11181 PR middle-end/68542
11182 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11183 branch with vector comparison.
11184 * config/i386/sse.md (VI48_AVX): New mode iterator.
11185 (define_expand "cbranch<mode>4): Add support for conditional branch
11186 with vector comparison.
11187 * tree-vect-loop.c (optimize_mask_stores): New function.
11188 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11189 has_mask_store field of vect_info.
11190 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11191 vectorized loops having masked stores after vec_info destroy.
11192 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11193 correspondent macros.
11194 (optimize_mask_stores): Add prototype.
11196 2016-02-02 Alan Modra <amodra@gmail.com>
11199 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11202 2016-02-02 Alan Modra <amodra@gmail.com>
11205 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11206 whenever toc_label_name used.
11207 (rs6000_file_start): Don't set up toc section here,
11208 (rs6000_output_function_epilogue): do so here instead,
11209 (rs6000_xcoff_file_start): and here.
11210 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11211 (load_toc_aix_di): Likewise.
11213 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11215 PR rtl-optimization/69592
11216 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11217 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11218 (num_sign_bit_copies_binary_arith_p): New inline function.
11219 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11221 2016-02-01 Jeff Law <law@redhat.com>
11223 PR tree-optimization/69580
11224 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11225 * tree-ssa-threadbackward.c
11226 (fsm_find_control_statement_thread_paths): Do not try to walk
11227 through large PHI nodes.
11229 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11231 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11232 when count is incremented above limit, don't analyze further
11235 * omp-low.c (oacc_parse_default_dims): Avoid
11236 -Wsign-compare warning, make sure value fits into int
11237 rather than just unsigned int.
11239 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11241 PR tree-optimization/67921
11242 * fold-const.c (split_tree): New parameters. Convert pointer
11243 type variable part to proper type before negating.
11244 (fold_binary_loc): Pass new arguments to split_tree.
11246 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11248 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11249 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11250 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11251 * doc/tm.texti: Rebuilt.
11252 * doc/invoke.texi (fopenacc-dim): Document.
11253 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11254 (append_compiler_options): Likewise.
11255 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11256 (oacc_parse_default_dims): New.
11257 (oacc_validate_dims): Add USED arg. Select non-unity default when
11259 (oacc_loop_fixed_partitions): Return mask of used partitions.
11260 (oacc_loop_auto_partitions): Emit dump info.
11261 (oacc_loop_partition): Return mask of used partitions.
11262 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11263 loop partitioning and validation calls.
11265 2016-02-01 Richard Biener <rguenther@suse.de>
11267 PR middle-end/69556
11268 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11270 2016-02-01 Richard Biener <rguenther@suse.de>
11272 PR tree-optimization/69574
11273 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11274 of asserting return chrec_dont_know.
11276 2016-02-01 Martin Liska <mliska@suse.cz>
11278 * mem-stats-traits.h: Add copyright header.
11279 * mem-stats.h: Likewise.
11281 2016-02-01 Richard Biener <rguenther@suse.de>
11283 PR tree-optimization/69579
11284 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11285 Do not propagate through abnormal PHI results.
11287 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11289 * postreload.c (reload_cse_simplify): Remove dead code.
11291 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11293 PR rtl-optimization/69570
11294 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11295 if there is more than one set, not if there is a single set.
11297 2016-02-01 Richard Henderson <rth@redhat.com>
11300 * combine.c (make_compound_operation): When looking through a
11301 subreg, make sure to re-extend to the width of the outer mode.
11303 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11305 PR tree-optimization/69546
11306 * wide-int.cc (wi::divmod_internal): For unsigned division
11307 where both operands fit into uhwi, if o1 is 1 and o0 has
11308 msb set, if divident_prec is larger than bits per hwi,
11309 clear another quotient word and return 2 instead of 1.
11310 Similarly for remainder with msb in HWI set, if dividend_prec
11311 is larger than bits per hwi.
11313 2016-01-29 Martin Jambor <mjambor@suse.cz>
11315 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11316 Use short lowercase names.
11317 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11318 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11319 acq_rel one. Protect warning agains segfaults if
11320 get_memory_order_name returns NULL.
11321 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11322 with release semantics. Do not warn if get_memory_order already did.
11323 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11324 semantics. Fix check for relaxed or acquire semantics. Do not warn
11325 if get_memory_order already did.
11327 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11329 * doc/install.texi: Document that isl-0.16 is supported.
11331 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11334 * config/i386/constraints.md (Bm): Describe as special memory
11336 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11337 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11338 * genpreds.c (struct constraint_data): Add is_special_memory.
11339 (have_special_memory_constraints, special_memory_start): New
11341 (special_memory_end): Ditto.
11342 (add_constraint): Add new arg is_special_memory. Add code to
11343 process its true value. Update have_special_memory_constraints.
11344 (process_define_constraint): Pass the new arg.
11345 (process_define_register_constraint): Ditto.
11346 (choose_enum_order): Process special memory.
11347 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11348 function insn_extra_special_memory_constraint.
11349 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11350 * gensupport.c (process_rtx): Process
11351 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11352 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11353 * ira-lives.c (single_reg_class): Use
11354 insn_extra_special_memory_constraint.
11355 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11356 * lra-constraints.c (process_alt_operands): Ditto.
11357 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11358 * recog.c (asm_operand_ok, preprocess_constraints): Process
11360 * reload.c (find_reloads): Ditto.
11361 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11362 * stmt.c (parse_input_constraint): Use
11363 insn_extra_special_memory_constraint.
11365 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11368 * lra-splill.c (lra_final_code_change): Revert r229087 by
11369 removing all sub-registers.
11371 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11374 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11376 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11379 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11380 SSE1, copy target into the temporary reg first before recursing
11383 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11385 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11388 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11390 * ginclude/stdarg.h: Test __cplusplus instead of
11391 __GXX_EXPERIMENTAL_CXX0X__.
11393 2016-01-29 Richard Biener <rguenther@suse.de>
11395 PR tree-optimization/69547
11396 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11397 Do not mark clobbers necessary.
11398 (mark_all_reaching_defs_necessary_1): Likewise.
11400 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11402 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11403 declaration name with %qs and print it in both error messages.
11404 Also fix indentation.
11406 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11409 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11410 trailing blank line from error message.
11412 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11415 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11418 2016-01-29 Richard Biener <rguenther@suse.de>
11420 PR middle-end/69537
11421 * match.pd: Allow all integral types when simplifying a
11422 widening or sign-changing conversion.
11424 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11426 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11427 back to setting codegen_error to fail codegen.
11429 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11432 * config/i386/constraints.md (C): Only accept constant zero operand.
11433 (BC): New constraint.
11434 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11435 instead of C constraint.
11436 * doc/md.texi (Machine Constraints): Update description
11439 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11442 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11444 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11446 PR middle-end/69542
11447 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11450 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11452 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11453 branches if using guessed profile.
11455 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11457 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11459 2016-01-28 Richard Henderson <rth@redhat.com>
11462 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11463 * config/aarch64/aarch64-protos.h: Update.
11464 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11465 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11466 (aarch64_get_condition_code_1): Handle CC_Cmode.
11467 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11468 (*add<mode>3_compareC_cconly_imm): New.
11469 (*add<mode>3_compareC_cconly): New.
11470 (*add<mode>3_compareC_imm): New.
11471 (add<mode>3_compareC): New.
11472 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11473 to be first. Use aarch64_carry_operation.
11474 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11475 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11476 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11477 (subti3): Use subdi3_compare1.
11478 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11479 (sub<mode>3_compare1): New.
11480 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11481 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11482 (*subsi3_carryin_uxtw): Likewise.
11483 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11484 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11485 * config/aarch64/iterators.md (DWI): New.
11486 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11487 (aarch64_borrow_operation): New.
11489 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11491 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11492 message when isl does not return a valid schedule.
11494 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11496 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11497 Remove comments from class declarations: they are already in the code
11500 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11502 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11504 (ternary_op_to_tree): Same.
11505 (unary_op_to_tree): Same.
11506 (nary_op_to_tree): Same.
11507 (gcc_expression_from_isl_expr_op): Same.
11508 (gcc_expression_from_isl_expression): Same.
11509 (graphite_create_new_loop): Same.
11510 (graphite_create_new_loop_guard): Same.
11511 (build_iv_mapping): Same.
11512 (graphite_create_new_guard): Same.
11513 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11514 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11516 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11518 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11519 instead of setting codegen_error to fail codegen.
11521 2016-01-28 Jason Merrill <jason@redhat.com>
11523 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11525 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11527 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11528 Remove CONST_INT_P check in CCMP cost calculation.
11530 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11532 * config/aarch64/aarch64.c (generic_vector_cost):
11533 Set vec_permute_cost.
11534 (cortexa57_vector_cost): Likewise.
11535 (exynosm1_vector_cost): Likewise.
11536 (xgene1_vector_cost): Likewise.
11537 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11538 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11539 Add vec_permute_cost entry.
11541 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11543 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11545 (add<mode>3_compare0): Likewise.
11546 (addsi3_compare0_uxtw): Likewise.
11547 (add<mode>3nr_compare0): Likewise.
11548 (compare_neg<mode>): Likewise.
11549 (<optab><mode>3): Likewise.
11551 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11553 * tree-vect-stmts.c (vectorizable_comparison): Add
11554 NULL check for vectype.
11556 2016-01-28 Richard Biener <rguenther@suse.de>
11558 PR tree-optimization/69466
11559 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11560 Account for PHIs we couldn't duplicate.
11562 2016-01-28 Martin Liska <mliska@suse.cz>
11565 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11566 instead of ENABLE_VALGRIND_CHECKING.
11568 2016-01-27 Richard Henderson <rth@redhat.com>
11571 * lra-remat.c (subreg_regs): New.
11572 (dump_candidates_and_remat_bb_data): Dump it.
11573 (operand_to_remat): Reject if operand in subreg_regs.
11574 (set_bb_regs): Collect subreg_regs.
11575 (lra_remat): Init and free subreg_regs. Compute
11576 calculate_local_reg_remat_bb_data before create_cands.
11578 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11581 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11582 change stack_alignment_needed for __tls_get_addr call.
11584 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11586 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11588 2016-01-27 Jeff Law <law@redhat.com>
11590 PR tree-optimization/68398
11591 PR tree-optimization/69196
11592 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11593 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11594 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11595 Only count PHIs in the last block in the path. The others will
11596 const/copy propagate away. Add heuristic to allow more irreducible
11597 subloops to be created when it is likely profitable to do so.
11599 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11600 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11601 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11603 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11606 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11607 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11608 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11609 * tree-streamer-in.c: Include asan.h.
11610 (streamer_get_builtin_tree): For builtins in sanitizer
11611 range call initialize_sanitizer_builtins and retry.
11613 2016-01-27 Ian Lance Taylor <iant@google.com>
11615 * common.opt (fkeep-gc-roots-live): New undocumented option.
11616 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11617 -fkeep-gc-roots-live, skip pointers.
11618 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11621 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11624 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11625 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11627 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11630 * configure.ac: NetBSD provides SSP in its C library.
11631 * configure: Updated.
11633 2016-01-27 Richard Biener <rguenther@suse.de>
11635 PR tree-optimization/69166
11636 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11637 reduction code for commutativity / associativity.
11639 2016-01-27 Martin Jambor <mjambor@suse.cz>
11641 PR tree-optimization/69355
11642 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11643 total_scalarization fails.
11645 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11647 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11650 2016-01-27 Christian Bruel <christian.bruel@st.com>
11653 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11654 Move arm_reset_previous_fndecl and set_target_option_current_node in
11655 the conditional part. Call save_restore_target_globals.
11656 * config/arm/arm.c (arm_set_current_function):
11657 Refactor to better support #pragma target and attribute mix.
11658 Call save_restore_target_globals.
11659 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11661 2016-01-27 Martin Liska <mliska@suse.cz>
11663 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11664 reference for an HSA kernel and its host function.
11666 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11668 PR tree-optimization/69399
11669 * wide-int.h (wi::lrshift): For larger precisions, only
11670 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11672 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11674 * config/arc/predicates.md (proper_comparison_operator): Reject
11675 constant-constant comparison.
11677 2016-01-26 Tom de Vries <tom@codesourcery.com>
11679 PR tree-optimization/69110
11680 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11681 DR_NUM_DIMENSIONS == 0.
11683 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11684 Sebastian Pop <s.pop@samsung.com>
11686 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11687 isl_ast_op_cond and isl_ast_op_select.
11688 (gcc_expression_from_isl_expr_op): Same.
11690 2016-01-26 Jason Merrill <jason@redhat.com>
11693 * tree.c (recompute_constructor_flags): Split out from
11695 (verify_constructor_flags): New.
11696 * tree.h: Declare them.
11698 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11700 PR rtl-optimization/69217
11701 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11702 are no TYPE_FIELDS set for the record type.
11704 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11707 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11708 toc_label_name unconditionally.
11709 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11710 SYMBOL_REF string. Use toc_label_name instead of constructing
11712 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11713 constructing LCTOC1.
11715 2016-01-26 Martin Sebor <msebor@redhat.com>
11718 * doc/extend.texi (Common Type Attributes): Move text that talks about
11719 attribute packed from attribute aligned to the section discussing
11720 the former attribute for clarity.
11722 2016-01-26 Richard Henderson <rth@redhat.com>
11724 PR middle-end/60908
11725 * trans-mem.c (tm_region_init): Mark entry block as visited.
11727 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11730 * diagnostic-show-locus.c (layout::print_source_line): Replace
11731 call to pp_newline with call to layout::print_newline.
11732 (layout::print_annotation_line): Likewise.
11733 (layout::move_to_column): Likewise.
11734 (layout::print_any_fixits): After printing any fixits, print a
11735 trailing newline, if necessary.
11736 (layout::print_newline): New method, resetting any colorization
11738 (diagnostic_show_locus): Move the pp_newline to before the
11739 early bailout. Remove dummy block enclosing the layout instance.
11740 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11741 of pp_newline_and_flush with pp_flush.
11742 (diagnostic_append_note): Delete use of pp_newline.
11743 (diagnostic_append_note_at_rich_loc): Delete.
11744 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11745 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11746 when newline characters are added to the buffer.
11748 2016-01-26 Michael Matz <matz@suse.de>
11750 * configure.ac (ac_cv_std_swap_in_utility): New test.
11751 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11752 * configure: Regenerate.
11753 * config.in: Regenerate.
11755 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11757 * config/arc/arc.md (cstoresi4): Force operand into register.
11758 (arcset<code>): Fix predicate.
11759 (arcsetltu): Likewise.
11760 (arcsetgeu): Likewise.
11761 (arcsethi): Likewise.
11762 (arcsetls): Likewise.
11764 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11766 PR tree-optimization/69483
11767 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11768 if base has error_mark_node type.
11770 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11773 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11774 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11776 (vget_lane_f16): Handle big-endian.
11777 (vgetq_lane_f16): Likewise.
11778 (vset_lane_f16): Likewise.
11779 (vsetq_lane_f16): Likewise.
11780 * config/arm/iterators.md (VQXMOV): Add V8HF.
11781 (VDQ): Add V4HF and V8HF.
11782 (V_reg): Handle V4HF and V8HF.
11783 (Is_float_mode): Likewise.
11784 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11785 neon_vdup_nv8hf): New patterns.
11786 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11787 Use VD_LANE iterator.
11788 (neon_vld1_dup<mode>): Use VQ2 iterator.
11790 2016-01-26 Nathan Sidwell <nathan@acm.org>
11792 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11793 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11794 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11795 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11796 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11797 (oacc_validate_dims): Add LEVEL arg, don't return level.
11798 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11799 oacc_validate_dims.
11800 (execute_oacc_device_lower): Adjust, add more dump output.
11801 * tree-ssa-loop.c (gate_oacc_kernels): Use
11802 oacc_fn_attrib_kernels_p.
11803 * tree-parloops.c (create_parallel_loop): Adjust
11804 set_oacc_fn_attrib call.
11806 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11809 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11810 (append_compiler_options): Handle -fcilkplus.
11811 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11813 2016-01-26 Nick Clifton <nickc@redhat.com>
11816 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11817 been marked as DECL_ONE_ONLY but we do not the means to make it
11818 so, then do not allow it to bind locally.
11820 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11823 * opts.h (parse_sanitizer_options): New prototype.
11824 * opts.c (sanitizer_opts): New array.
11825 (parse_sanitizer_options): New function.
11826 (common_handle_option): Use parse_sanitizer_options.
11828 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11831 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11832 alignment adjustment to ...
11833 (ix86_update_stack_boundary): Here. Don't over-align stack for
11835 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11836 if __tls_get_addr is called.
11838 2016-01-26 Christian Bruel <christian.bruel@st.com>
11840 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11842 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11844 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11846 2016-01-26 Richard Biener <rguenther@suse.de>
11848 PR middle-end/69467
11849 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11851 2016-01-26 Richard Biener <rguenther@suse.de>
11853 PR tree-optimization/69452
11854 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11855 (move_computations_dom_walker::before_dom_children): Rename
11857 (move_computations_worker): This.
11858 (move_computations): Perform an RPO rather than a DOM walk.
11860 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11863 * combine.c (combine_instructions): For REG_EQUAL note with
11864 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11865 to the underlying register.
11866 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11867 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11869 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11872 * config/aarch64/aarch64-builtins.c
11873 (aarch64_init_simd_builtin_types): Do not set structural
11874 equality to __Poly{8,16,64,128}_t types.
11876 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11878 PR tree-optimization/69400
11879 * wide-int.cc (wi_pack): Take the precision as argument and
11880 perform canonicalization here rather than in the callers.
11881 Use the main loop to handle all full-width HWIs. Add a
11882 zero HWI if in_len isn't a full result.
11883 (wi::divmod_internal): Update accordingly.
11884 (wi::mul_internal): Likewise. Simplify.
11886 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11887 Sebastian Pop <s.pop@samsung.com>
11889 * graphite-poly.c (apply_poly_transforms): Simplify.
11890 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11891 (print_isl_map): Same.
11892 (print_isl_union_map): Same.
11893 (print_isl_schedule): New.
11894 (debug_isl_schedule): New.
11895 * graphite-dependences.c (scop_get_reads): Do not call
11896 isl_union_map_add_map that is undocumented isl functionality.
11897 (scop_get_must_writes): Same.
11898 (scop_get_may_writes): Same.
11899 (scop_get_original_schedule): Remove.
11900 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11901 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11902 (compute_deps): Remove.
11903 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
11904 (debug_schedule_ast): New.
11905 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
11906 set_separate_option.
11907 (graphite_regenerate_ast_isl): Add dump.
11908 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
11909 from scop->transformed_schedule.
11910 (graphite_regenerate_ast_isl): Add more dump.
11911 * graphite-optimize-isl.c (optimize_isl): Set
11912 scop->transformed_schedule. Check whether schedules are equal.
11913 (apply_poly_transforms): Move here.
11914 * graphite-poly.c (apply_poly_transforms): ... from here.
11915 (free_poly_bb): Static.
11916 (free_scop): Static.
11917 (pbb_number_of_iterations_at_time): Remove.
11918 (print_isl_ast): New.
11919 (debug_isl_ast): New.
11920 (debug_scop_pbb): New.
11921 * graphite-scop-detection.c (print_edge): Move.
11922 (print_sese): Move.
11923 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
11924 (build_scop_scattering): Remove.
11925 (create_pw_aff_from_tree): Assert instead of bailing out.
11926 (add_condition_to_pbb): Remove unused code, do not fail.
11927 (add_conditions_to_domain): Same.
11928 (add_conditions_to_constraints): Remove.
11929 (build_scop_context): New.
11930 (add_iter_domain_dimension): New.
11931 (build_iteration_domains): Initialize pbb->iterators.
11932 Call add_conditions_to_domain.
11935 (index_outermost_in_loop): New.
11936 (index_pbb_in_loop): New.
11937 (outermost_pbb_in): New.
11938 (add_in_sequence): New.
11939 (add_outer_projection): New.
11940 (outer_projection_mupa): New.
11941 (add_loop_schedule): New.
11942 (build_schedule_pbb): New.
11943 (build_schedule_loop): New.
11944 (embed_in_surrounding_loops): New.
11945 (build_schedule_loop_nest): New.
11946 (build_original_schedule): New.
11947 (build_poly_scop): Call build_original_schedule.
11948 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
11949 (free_poly_dr): Remove.
11950 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
11951 (free_poly_bb): Remove.
11952 (debug_loop_vec): Remove.
11953 (print_isl_ast): Declare.
11954 (debug_isl_ast): Declare.
11955 (scop_do_interchange): Remove.
11956 (scop_do_strip_mine): Remove.
11957 (scop_do_block): Remove.
11958 (flatten_all_loops): Remove.
11959 (optimize_isl): Remove.
11960 (pbb_number_of_iterations_at_time): Remove.
11961 (debug_scop_pbb): Declare.
11962 (print_schedule_ast): Declare.
11963 (debug_schedule_ast): Declare.
11964 (struct scop): Remove schedule. Add original_schedule,
11965 transformed_schedule.
11966 (free_gimple_poly_bb): Remove.
11967 (print_generated_program): Remove.
11968 (debug_generated_program): Remove.
11969 (unify_scattering_dimensions): Remove.
11970 * sese.c (print_edge): ... here.
11971 (print_sese): ... here.
11972 (debug_edge): ... here.
11973 (debug_sese): ... here.
11974 * sese.h (print_edge): Declare.
11975 (print_sese): Declare.
11976 (dump_edge): Declare.
11977 (dump_sese): Declare.
11979 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11980 Sebastian Pop <s.pop@samsung.com>
11982 * Makefile.in: Set ISLVER in site.exp.
11984 2016-01-25 Jakub Jelinek <jakub@redhat.com>
11986 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
11987 DECL_VALUE_EXPR of new_var even for the non-array case. Look
11988 through DECL_VALUE_EXPR for expansion.
11990 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
11992 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
11993 the frame info after reload completed.
11995 2016-01-25 Jeff Law <law@redhat.com>
11997 PR tree-optimization/69196
11998 PR tree-optimization/68398
11999 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12000 tree-ssa-threadupdate.c.
12001 (determine_bb_domination_status): Prototype
12002 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12003 (determine_bb_domination_status): No longer static.
12004 (valid_jump_thread_path): Remove code to detect characteristics
12005 of the jump thread path not associated with correctness.
12006 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12007 Correct test for thread path length. Count PHIs for real operands as
12008 statements that need to be copied. Do not count ASSERT_EXPRs.
12009 Look at all the blocks in the thread path. Compute and selectively
12010 filter thread paths based on threading through the latch, threading
12011 a multiway branch or crossing a multiway branch.
12013 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12015 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12016 decl with __attribute__ ((unused)) annotation.
12018 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12021 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12022 of operands is compatible with a statement vectype.
12024 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12026 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12027 improve wording for mixed storage order support.
12029 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12031 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12032 (vcvt_u64_f64): Likewise.
12033 (vcvta_s64_f64): Likewise.
12034 (vcvta_u64_f64): Likewise.
12035 (vcvtm_s64_f64): Likewise.
12036 (vcvtm_u64_f64): Likewise.
12037 (vcvtn_s64_f64): Likewise.
12038 (vcvtn_u64_f64): Likewise.
12039 (vcvtp_s64_f64): Likewise.
12040 (vcvtp_u64_f64): Likewise.
12042 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12044 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12045 (arc_init): Check validity mll64 option.
12046 (arc_save_restore): Use double load/store instruction.
12047 (arc_expand_movmem): Likewise.
12048 (arc_split_move): Don't split if we have double load/store
12049 instructions. Returns a boolean.
12050 (arc_process_double_reg_moves): Change function to return boolean
12051 instead of a sequence of instructions.
12052 (arc_dwarf_register_span): New function.
12053 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12054 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12055 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12056 (*movdf_insn): Likewise.
12057 * config/arc/arc.opt (mll64): New option.
12058 * config/arc/predicates.md (even_register_operand): New predicate.
12059 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12061 2016-01-25 Richard Biener <rguenther@suse.de>
12064 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12065 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12067 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12069 2016-01-25 Richard Biener <rguenther@suse.de>
12071 PR tree-optimization/69376
12072 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12074 (VN_INFO_ANTI_RANGE_P): New inline.
12075 (VN_INFO_RANGE_TYPE): Likewise.
12076 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12077 SSA_NAME_ANTI_RANGE_P.
12078 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12079 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12080 Properly query VN_INFO_RANGE_TYPE.
12082 2016-01-25 Nick Clifton <nickc@redhat.com>
12085 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12087 2016-01-23 Tom de Vries <tom@codesourcery.com>
12089 PR tree-optimization/69426
12090 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12093 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12095 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12096 "the the" with "the" in the comments.
12097 * ipa-devirt.c (build_type_inheritance_graph,
12098 update_type_inheritance_graph): Likewise.
12099 * tree.c (build_function_type_list_1): Likewise.
12100 * cfgloopmanip.c (scale_loop_profile): Likewise.
12101 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12102 * gimple-ssa-split-paths.c
12103 (find_block_to_duplicate_for_splitting_paths): Likewise.
12104 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12105 * expr.c (convert_move): Likewise.
12106 * var-tracking.c (vt_stack_adjustments): Likewise.
12107 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12108 * tree-vrp.c (test_for_singularity): Likewise.
12110 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12111 directly instead of building a temporary tree.
12114 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12115 remove <algorithm> include.
12117 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12120 * config/i386/i386.c: Include dojump.h.
12121 (expand_small_movmem_or_setmem,
12122 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12124 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12125 if dynamic_check != -1.
12127 2016-01-21 Jeff Law <law@redhat.com>
12129 PR middle-end/69347
12130 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12131 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12132 into dominated_by_p.
12133 (cprop_into_successor_phis): Avoid unnecessary tests.
12135 2016-01-22 Richard Henderson <rth@redhat.com>
12138 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12139 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12141 2016-01-22 Michael Matz <matz@suse.de>
12143 * system.h (string, algorithm): Include only conditionally.
12144 (new): Include always under C++.
12145 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12146 * final.c (toplevel): Ditto.
12147 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12148 * genconditions.c (write_header): Make gencondmd.c define
12150 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12152 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12153 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12155 2016-01-22 Christian Bruel <christian.bruel@st.com>
12158 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12160 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12163 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12164 define_insn_and_split. Ensure operands[1] and operands[0] do not
12165 get assigned the same register.
12167 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12169 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12171 2016-01-22 Christian Bruel <christian.bruel@st.com>
12173 * config/arm/arm-c.c (arm_pragma_target_parse):
12174 Remove warn_builtin_macro_redefined overwrite.
12176 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12178 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12179 flag_non_call_exceptions compatibility.
12181 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12184 * dwarf2out.c (add_child_die_after): New function.
12185 (dwarf_qual_info_t): New type.
12186 (dwarf_qual_info): New variable.
12187 (qualified_die_p): New function.
12188 (modified_type_die): For -fdebug-types-section, ensure
12189 canonical order of qualifiers. Put qualified DIEs adjacent
12190 to the corresponding non-qualified type DIE and search there
12191 for existing qualified DIEs.
12193 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12195 * doc/extend.texi (scalar_storage_order type attribute): Document
12196 restriction on type punning and aliasing, and remove future tense.
12198 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12201 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12204 2016-01-21 Jeff Law <law@redhat.com>
12206 PR middle-end/69347
12207 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12208 useless call to record_temporary_equivalences.
12209 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12210 allocate 10 slots in the bb_path vector and let it grow as needed.
12211 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12214 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12216 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12218 * configure: Regenerate.
12220 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12222 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12223 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12225 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12227 PR middle-end/66178
12228 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12229 drop EXPAND_INITIALIZER.
12230 * rtl.h (contains_symbolic_reference_p): Declare.
12231 * rtlanal.c (contains_symbolic_reference_p): New function.
12232 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12233 a subtraction into a NOT if symbolic constants are involved.
12235 2016-01-21 Anton Blanchard <anton@samba.org>
12236 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12239 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12241 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12244 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12246 * config/microblaze/microblaze.c
12247 (get_branch_target): New.
12248 (insert_wic_for_ilb_runout): New.
12250 (microblaze_machine_dependent_reorg): New.
12251 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12252 * config/microblaze/microblaze.md
12253 (UNSPEC_IPREFETCH): Define.
12254 (iprefetch): New pattern
12255 * config/microblaze/microblaze.opt
12256 (mxl-prefetch): New flag.
12258 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12260 * config/microblaze/microblaze.h
12261 (FIXED_REGISTERS): Update in macro.
12262 (CALL_USED_REGISTERS): Update in macro.
12264 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12266 PR rtl-optimization/68920
12267 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12270 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12272 PR rtl-optimization/68990
12273 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12274 pseudo instead of inheritance ones.
12276 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12277 Nick Clifton <nickc@redhat.com>
12281 * config/mips/mips.c (mips_compute_frame_info): Initialise
12282 args_size and hard_frame_pointer_offset fields of the frame
12283 structure before calling mips_global_pointer.
12285 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12287 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12289 * configure: Regenerate.
12291 2016-01-21 Richard Biener <rguenther@suse.de>
12293 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12295 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12297 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12298 to actually emit the .size directive.
12300 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12301 Jakub Jelinek <jakub@redhat.com>
12305 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12306 args array size by one to avoid buffer overflow.
12308 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12310 * config/s390/s390.md (pool_section_start): Use switch_to_section
12311 to select proper read-only data section instead of hardcoding
12313 (pool_section_end): Use switch_to_section to match the above.
12315 2016-01-21 Richard Biener <rguenther@suse.de>
12317 PR tree-optimization/69378
12318 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12319 (set_ssa_val_to): Use it for dominance checks taking into
12320 account not executable edges.
12322 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12325 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12326 for bitsize instead of GET_MODE_PRECISION (mode).
12328 2016-01-20 Martin Sebor <msebor@redhat.com>
12331 * extend.texi (__sync Builtins): Clarify the semantics of
12332 __sync_fetch_and_OP built-ins on pointers.
12333 (__atomic Builtins): Same.
12335 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12336 Sebastian Pop <s.pop@samsung.com>
12338 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12339 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12340 (is_valid_rename): Same.
12341 (translate_isl_ast_to_gimple::get_rename): Same.
12342 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12343 (translate_isl_ast_to_gimple::rename_uses): Same.
12344 (get_new_name): Check for close_phi nodes.
12345 (copy_loop_phi_args): Use phi_node_kind.
12346 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12347 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12349 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12350 Sebastian Pop <s.pop@samsung.com>
12352 Revert commit r229783.
12353 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12354 Remove use of parameter_rename_map.
12355 (copy_def): Remove.
12356 (copy_internal_parameters): Remove.
12357 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12358 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12359 (free_sese_info): Do not free parameter_rename_map.
12360 (set_rename): Do not use parameter_rename_map.
12361 (rename_uses): Update call to set_rename.
12362 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12363 * sese.h (parameter_rename_map_t): Remove.
12364 (struct sese_info_t): Remove field parameter_rename_map.
12366 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12367 Sebastian Pop <s.pop@samsung.com>
12369 * graphite-isl-ast-to-gimple.c: Fix comment.
12370 * graphite-scop-detection.c (defined_in_loop_p): New.
12371 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12372 names defined in loop.
12374 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12375 Sebastian Pop <s.pop@samsung.com>
12377 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12378 Discard unstructured if-then-else regions.
12380 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12381 Sebastian Pop <s.pop@samsung.com>
12383 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12384 (cleanup_loop_iter_dom): Remove.
12385 (build_loop_iteration_domains): Remove.
12386 (build_scop_context): Remove.
12387 (build_scop_iteration_domain): Remove.
12388 (add_loop_constraints): New.
12389 (build_iteration_domains): New.
12390 (build_poly_scop): Call build_iteration_domains.
12392 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12393 Sebastian Pop <s.pop@samsung.com>
12395 * graphite-scop-detection.c
12396 (scop_detection::harmful_loop_in_region): Free dom and loops.
12397 (scop_detection::loop_body_is_valid_scop): Free bbs.
12399 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12400 Sebastian Pop <s.pop@samsung.com>
12402 * graphite-scop-detection.c (record_loop_in_sese): New.
12403 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12404 (build_scops): Remove call to build_sese_loop_nests.
12405 * sese.c (sese_record_loop): Remove.
12406 (build_sese_loop_nests): Remove.
12407 (new_sese_info): Remove region->loops.
12408 (free_sese_info): Same.
12409 * sese.h (sese_contains_loop): Same.
12410 (build_sese_loop_nests): Remove.
12411 (sese_contains_loop): Remove.
12413 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12414 Sebastian Pop <s.pop@samsung.com>
12416 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12417 loop_is_valid_in_scop.
12418 (scop_detection::harmful_stmt_in_region): Renamed
12419 harmful_loop_in_region.
12420 Call loop_is_valid_in_scop.
12422 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12423 Sebastian Pop <s.pop@samsung.com>
12425 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12428 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12429 Sebastian Pop <s.pop@samsung.com>
12431 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12432 * graphite.h (struct poly_bb): Remove field is_reduction.
12433 (PBB_IS_REDUCTION): Remove.
12435 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12436 Sebastian Pop <s.pop@samsung.com>
12438 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12439 (add_pdr_constraints): Same.
12440 (scop_get_reads): Same.
12441 (scop_get_must_writes): Same.
12442 (scop_get_may_writes): Same.
12443 (scop_get_original_schedule): Same.
12444 (extend_schedule): Same.
12445 (apply_schedule_on_deps): Same.
12446 (carries_deps): Same.
12447 (compute_deps): Same.
12448 (scop_get_dependences): Same.
12449 * graphite-isl-ast-to-gimple.c
12450 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12451 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12452 (get_schedule_for_band_list): Same.
12453 (get_schedule_map): Same.
12454 (apply_schedule_map_to_scop): Same.
12455 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12456 (build_loop_iteration_domains): Same.
12457 (add_condition_to_pbb): Same.
12458 (add_param_constraints): Same.
12459 (pdr_add_memory_accesses): Same.
12460 (pdr_add_data_dimensions): Same.
12462 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12464 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12467 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12469 * common.opt (feliminate-dwarf2-dups): Replace references to
12470 "DWARF 2" with just "DWARF".
12471 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12472 * doc/extend.texi: Likewise.
12473 * doc/cpp.texi: Likewise.
12474 * doc/invoke.texi: Likewise.
12475 (Option Summary): Add -gdwarf to list of Debugging Options.
12476 (Debugging Options): Document -gdwarf.
12477 * doc/contrib.texi: Spell "DWARF" like that.
12479 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12481 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12482 warning. Fix up formatting.
12484 PR middle-end/67653
12485 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12486 attempt to mark memory input operand addressable and
12487 call prepare_gimple_addressable in that case. Don't adjust
12488 input_location for diagnostics, use error_at instead.
12490 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12492 * config/rs6000/ppc-auxv.h: New file.
12493 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12494 (cpu_is): Likewise.
12495 (cpu_supports): Likewise.
12496 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12497 (cpu_is_info): New variable.
12498 (cpu_supports_info): Likewise.
12499 (tcb_verification_symbol): Likewise.
12500 (cpu_builtin_p): Likewise.
12501 (cpu_expand_builtin): New function.
12502 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12503 (rs6000_init_builtins): Likewise.
12504 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12505 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12506 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12507 * configure: Regenerate.
12508 * config.in: Likewise.
12509 * doc/extend.texi (PowerPC Built-in Functions): Document
12510 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12512 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12515 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12517 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12520 2016-01-20 Richard Henderson <rth@redhat.com>
12526 * tree.c (tm_define_builtin): New.
12527 (find_tm_vector_type): New.
12528 (build_tm_vector_builtins): New.
12529 (build_common_builtin_nodes): Call it.
12531 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12533 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12534 (arm_fp_ok): Likewise.
12535 (arm_fp): Likewise.
12536 (arm_crypto): Likewise.
12538 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12539 Richard Biener <rguenther@suse.de>
12541 PR tree-optimization/69328
12542 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12543 vectors have same number of elements.
12544 (vectorizable_condition): Fix masked version recognition.
12546 2016-01-20 Richard Biener <rguenther@suse.de>
12548 PR tree-optimization/69345
12549 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12550 (VN_INFO_PTR_INFO): Likewise.
12551 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12552 info when it is equal between non-dominating SSA names.
12553 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12554 Make sure to look at original SSA infos.
12556 2016-01-20 Jeff Law <law@redhat.com>
12559 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12561 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12562 (pc_or_label_operand): New predicate.
12563 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12564 tests for small integers that are 2^n - 1.
12566 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12568 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12570 2016-01-19 Jeff Law <law@redhat.com>
12572 PR middle-end/69347
12573 * tree-ssa-threadbackwards.c
12574 (fsm_find_control_statement_thread_paths): Do not try to lookup
12575 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12577 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12579 * doc/lto.texi: Remove text that says only Gold has linker plugin
12582 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12584 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12585 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12586 the DIE accordingly.
12587 (modified_type_die): Add REVERSE parameter and pass it recursively,
12588 as well as to base_type_die. Adjust presence check accordingly.
12589 (base_type_for_mode): Adjust call to modified_type_die.
12590 (add_type_attribute): Add REVERSE parameter and pass it to
12592 (generic_parameter_die): Adjust call to add_type_attribute.
12593 (add_scalar_info): Likewise.
12594 (add_subscript_info): Likewise.
12595 (gen_array_type_die): Likewise.
12596 (gen_descr_array_type_die): Likewise.
12597 (gen_entry_point_die): Likewise.
12598 (gen_enumeration_type_die): Likewise.
12599 (gen_formal_parameter_die): Likewise.
12600 (gen_subprogram_die): Likewise.
12601 (gen_variable_die ): Likewise.
12602 (gen_const_die): Likewise.
12603 (gen_field_die): Likewise.
12604 (gen_pointer_type_die): Likewise.
12605 (gen_reference_type_die): Likewise.
12606 (gen_ptr_to_mbr_type_die): Likewise.
12607 (gen_inheritance_die): Likewise.
12608 (gen_subroutine_type_die): Likewise.
12609 (gen_typedef_die): Likewise.
12610 (force_type_die): Adjust call to modified_type_die.
12612 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12614 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12615 flow throughout the file. Fix broken link to Objective-C 2.0
12617 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12620 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12622 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12624 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12627 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12628 (maybe_record_node): Record cxa_pure_virtual as the only possible
12629 target if there are not ohter candidates.
12630 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12632 2016-01-19 Richard Biener <rguenther@suse.de>
12634 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12635 (get_memory_order): Likewise.
12637 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12639 * tree-vect-stmts.c (vectorizable_store): Check
12642 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12645 * gcc.c (driver::decode_argv): Add call to
12646 init_opts_obstack before init_options_struct.
12647 * opts.c (init_opts_obstack): Remove idempotency.
12648 (init_options_struct): Replace call to init_opts_obstack
12649 with a gcc_assert to verify that it has already been called.
12650 * toplev.c (toplev::main): Add call to init_opts_obstack before
12651 calls to init_options_struct.
12652 (toplev::finalize): Move cleanup of opts_obstack next to
12653 cleanup of save_decoded_options, clearing the latter, and
12654 save_decoded_options_count.
12656 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12659 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12660 attribute to unconditional. Remove %? from output template.
12662 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12663 Jiong Wang <jiong.wang@arm.com>
12665 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12666 generated from different expand order.
12668 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12670 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12671 Add support for CCMP costing.
12673 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12675 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12676 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12677 (fccmpe<mode>): Likewise.
12678 (fcmp): Rename to fcmp and globalize pattern.
12680 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12681 (aarch64_gen_ccmp_next): Add FP support.
12683 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12685 * target.def (gen_ccmp_first): Update documentation.
12686 (gen_ccmp_next): Likewise.
12687 * doc/tm.texi (gen_ccmp_first): Update documentation.
12688 (gen_ccmp_next): Likewise.
12689 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12690 expand_ccmp_expr_1. Improve comments.
12691 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12692 (ccmp_ior<mode>): Remove pattern.
12693 (cmp<mode>): Remove expand.
12694 (cmp): Globalize pattern.
12695 (cstorecc4): Use cc_register.
12696 (mov<mode>cc): Remove ccmp_cc_register check.
12697 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12698 Simplify after removal of CC_DNE/* modes.
12699 (aarch64_ccmp_mode_to_code): Remove.
12700 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12701 In 'k' case use integer as condition.
12702 (aarch64_nzcv_codes): Remove inverted cases.
12703 (aarch64_code_to_ccmode): Remove.
12704 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12705 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12706 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12707 pattern. Return the comparison with CC register. Invert conditions
12708 when bitcode is OR.
12709 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12710 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12712 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12714 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12715 instrumented_version.
12717 2016-01-19 Richard Biener <rguenther@suse.de>
12719 PR tree-optimization/69336
12720 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12721 handled components with get_ref_base_and_extent.
12722 (equal_mem_array_ref_p): Adjust.
12724 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12727 * shrink-wrap.c: Include valtrack.h.
12728 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12729 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12730 in between insn and where it will be moved to. Call
12731 dead_debug_insert_temp.
12732 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12733 first and dead_debug_local_finish at the end.
12734 For uses and defs bitmap, handle all regs in between REGNO and
12735 END_REGNO, not just the first one.
12737 2016-01-19 Richard Biener <rguenther@suse.de>
12739 PR tree-optimization/69352
12740 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12741 (equal_mem_array_ref_p): Constrain size and max size properly.
12742 Compare the reverse flag.
12744 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12746 * ira.c (ira): Update regstat data if we deleted insns.
12748 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12750 PR rtl-optimization/68955
12751 PR rtl-optimization/64557
12752 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12753 here. Fix up formatting.
12754 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12756 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12759 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12760 assume that the node has body.
12761 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12764 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12766 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12769 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12771 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12772 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12774 2016-01-19 Martin Jambor <mjambor@suse.cz>
12775 Martin Liska <mliska@suse.cz>
12776 Michael Matz <matz@suse.de>
12778 * Makefile.in (OBJS): Add new source files.
12779 (GTFILES): Add hsa.c.
12780 * common.opt (disable_hsa): New variable.
12781 (-Whsa): New warning.
12782 * config.in (ENABLE_HSA): New.
12783 * configure.ac: Treat hsa differently from other accelerators.
12784 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12785 $enable_offloading.
12786 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12787 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12788 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12789 --with-hsa-kmt-lib.
12790 * doc/invoke.texi (-Whsa): Document.
12791 (hsa-gen-debug-stores): Likewise.
12792 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12793 to invoke offload compiler for hsa acclerator.
12794 * opts.c (common_handle_option): Determine whether HSA offloading
12795 should be performed.
12796 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12797 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12798 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12799 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12800 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12801 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12802 GF_OMP_FOR_KIND_GRID_LOOP.
12803 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12804 (pp_gimple_stmt_1): Likewise.
12805 * gimple-walk.c (walk_gimple_stmt): Likewise.
12806 * gimple.c (gimple_build_omp_grid_body): New function.
12807 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12808 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12809 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12810 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12811 GF_OMP_TEAMS_GRID_PHONY.
12812 (gimple_statement_omp_single_layout): Updated comments.
12813 (gimple_build_omp_grid_body): New function.
12814 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12815 (gimple_omp_for_grid_phony): New function.
12816 (gimple_omp_for_set_grid_phony): Likewise.
12817 (gimple_omp_parallel_grid_phony): Likewise.
12818 (gimple_omp_parallel_set_grid_phony): Likewise.
12819 (gimple_omp_teams_grid_phony): Likewise.
12820 (gimple_omp_teams_set_grid_phony): Likewise.
12821 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12822 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12823 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12824 (BUILT_IN_GOMP_TARGET): Updated type.
12825 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12826 (adjust_for_condition): New function.
12827 (get_omp_for_step_from_incr): Likewise.
12828 (extract_omp_for_data): Moved parts to adjust_for_condition and
12829 get_omp_for_step_from_incr.
12830 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12831 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12832 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12833 (scan_omp_parallel): Do not create child functions for phony
12835 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12836 (scan_omp_1_op): Checking assert we are not remapping to
12837 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12838 (parallel_needs_hsa_kernel_p): New function.
12839 (expand_parallel_call): Register apprpriate parallel child
12840 functions as HSA kernels.
12841 (grid_launch_attributes_trees): New type.
12842 (grid_attr_trees): New variable.
12843 (grid_create_kernel_launch_attr_types): New function.
12844 (grid_insert_store_range_dim): Likewise.
12845 (grid_get_kernel_launch_attributes): Likewise.
12846 (get_target_argument_identifier_1): Likewise.
12847 (get_target_argument_identifier): Likewise.
12848 (get_target_argument_value): Likewise.
12849 (push_target_argument_according_to_value): Likewise.
12850 (get_target_arguments): Likewise.
12851 (expand_omp_target): Call get_target_arguments instead of looking
12852 up for teams and thread limit.
12853 (grid_expand_omp_for_loop): New function.
12854 (grid_arg_decl_map): New type.
12855 (grid_remap_kernel_arg_accesses): New function.
12856 (grid_expand_target_kernel_body): New function.
12857 (expand_omp): Call it.
12858 (lower_omp_for): Do not emit phony constructs.
12859 (lower_omp_taskreg): Do not emit phony constructs but create for them
12860 a temporary variable receiver_decl.
12861 (lower_omp_taskreg): Do not emit phony constructs.
12862 (lower_omp_teams): Likewise.
12863 (lower_omp_grid_body): New function.
12864 (lower_omp_1): Call it.
12865 (grid_reg_assignment_to_local_var_p): New function.
12866 (grid_seq_only_contains_local_assignments): Likewise.
12867 (grid_find_single_omp_among_assignments_1): Likewise.
12868 (grid_find_single_omp_among_assignments): Likewise.
12869 (grid_find_ungridifiable_statement): Likewise.
12870 (grid_target_follows_gridifiable_pattern): Likewise.
12871 (grid_remap_prebody_decls): Likewise.
12872 (grid_copy_leading_local_assignments): Likewise.
12873 (grid_process_kernel_body_copy): Likewise.
12874 (grid_attempt_target_gridification): Likewise.
12875 (grid_gridify_all_targets_stmt): Likewise.
12876 (grid_gridify_all_targets): Likewise.
12877 (execute_lower_omp): Call grid_gridify_all_targets.
12878 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12879 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12880 (tree_omp_clause): Added union field dimension.
12881 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12882 * tree.c (omp_clause_num_ops): Added number of arguments of
12883 OMP_CLAUSE__GRIDDIM_.
12884 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12885 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12886 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12887 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12888 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12889 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12890 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12891 * tree-pass.h (make_pass_gen_hsail): Declare.
12892 (make_pass_ipa_hsa): Likewise.
12893 * ipa-hsa.c: New file.
12894 * lto-section-in.c (lto_section_name): Add hsa section name.
12895 * lto-streamer.h (lto_section_type): Add hsa section.
12896 * timevar.def (TV_IPA_HSA): New.
12897 * hsa-brig-format.h: New file.
12898 * hsa-brig.c: New file.
12899 * hsa-dump.c: Likewise.
12900 * hsa-gen.c: Likewise.
12903 * toplev.c (compile_file): Call hsa_output_brig.
12904 * hsa-regalloc.c: New file.
12906 2016-01-18 Jeff Law <law@redhat.com>
12908 PR tree-optimization/69320
12909 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
12910 ranged object, do nothing if the RHS constant is not [0..1].
12911 (optimize_stmt): Comparing a boolean ranged object against a
12912 constant outside [0..1] results in a compile-time constant.
12914 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
12917 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
12919 * doc/invoke.texi (Invoking GCC): Add new section to menu.
12920 (Option Summary): Update to reflect new section and moved options.
12921 (C++ Dialect Options): Move -fstats to new section.
12922 (Debugging Options): Move all dump, statistics, and other GCC
12923 developer options to new section. Rewrite section introduction
12924 and re-order remaining options to put the more basic ones first.
12925 (Optimization Options): Move -fira-verbose and -flto-report* to
12927 (Developer Options): New section incorporating moved options.
12928 * doc/cppopts.texi (-dM): Update cross-reference.
12930 2016-01-18 Richard Henderson <rth@redhat.com>
12933 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
12934 operands to pseudo only if CSE is expected. Split long immediate
12935 operands only after reload, and for the stack pointer.
12936 (*add<GPI>3_pluslong): Remove.
12937 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
12938 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
12939 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
12940 (*add<GPI>3 peepholes): New.
12941 (*add<GPI>3 splitters): New.
12942 * config/aarch64/constraints.md (Upl): New.
12943 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
12945 2016-01-18 Richard Biener <rguenther@suse.de>
12947 PR tree-optimization/69297
12948 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
12950 (vect_bb_vectorization_profitable_p): Clear visited flag again.
12952 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12954 PR middle-end/68542
12955 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
12956 of mixind vector and scalar types.
12957 (fold_relational_const): Add handling of vector
12958 comparison with boolean result.
12959 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
12960 comparison of vector operands with boolean result for EQ/NE only.
12961 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
12962 (verify_gimple_cond): Likewise.
12963 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
12966 2016-01-18 Joseph Myers <joseph@codesourcery.com>
12968 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
12971 2016-01-18 Richard Biener <rguenther@suse.de>
12973 PR middle-end/69308
12974 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
12976 2016-01-18 Tom de Vries <tom@codesourcery.com>
12978 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
12980 2016-01-18 Tom de Vries <tom@codesourcery.com>
12982 * omp-low.c (set_oacc_fn_attrib): Make extern.
12983 * omp-low.h (set_oacc_fn_attrib): Declare.
12984 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
12985 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
12986 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
12987 Add and handle function parameter oacc_kernels_p.
12988 (find_reduc_addr, get_omp_data_i_param): New function.
12989 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
12990 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
12991 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
12992 Calculate dominance info. Skip loops that are not in a kernels region
12993 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
12994 (pass_parallelize_loops::execute): Call parallelize_loops with
12995 oacc_kernels_p argument.
12996 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
12997 New member function.
12998 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
12999 * passes.def: Add argument to pass_parallelize_loops instantation.
13001 2016-01-18 Tom de Vries <tom@codesourcery.com>
13003 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13004 pass_parallelize_loops to be run outside the loop pipeline.
13006 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13008 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13009 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13011 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13014 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13015 using get_ref_base_and_extent.
13016 (equal_mem_array_ref_p): New.
13017 (hashable_expr_equal_p): Add call to previous.
13019 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13022 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13023 (sra_initialize): Allocate disqualified_constants.
13024 (sra_deinitialize): Free disqualified_constants.
13025 (disqualify_candidate): Update disqualified_constants when appropriate.
13026 (create_access): Scan for constant-pool entries as we go along.
13027 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13028 (maybe_add_sra_candidate): Allow constant-pool entries.
13029 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13030 (initialize_constant_pool_replacements): New.
13031 (sra_modify_assign): Avoid mangling assignments created by previous,
13032 and don't generate writes into constant pool.
13033 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13035 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13037 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13038 andnot instruction.
13039 (scalar_chain::convert_op): Likewise.
13040 * config/i386/i386.md (*andndi3_doubleword): New.
13042 2016-01-18 Richard Biener <rguenther@suse.de>
13044 PR tree-optimization/69170
13045 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13046 building a vector from scalar results of a pattern stmt.
13048 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13050 * haifa-sched.c (autopref_multipass_init): Work around
13051 -Wmaybe-uninitialized warning.
13053 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13055 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13056 against the constant 0.
13058 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13060 PR tree-optimization/68799
13061 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13062 look up phi candidates in the statement-candidate map.
13063 (phi_add_costs): Likewise.
13064 (record_phi_increments): Likewise.
13065 (phi_incr_cost): Likewise.
13066 (ncd_with_phi): Likewise.
13067 (all_phi_incrs_profitable): Likewise.
13069 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13071 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13072 -Wmaybe-uninitialized warning.
13074 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13076 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13077 (Option Summary): Update to reflect new section and moved options.
13078 (C++ Dialect Options): Move -fvtable-verify and related options.
13079 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13080 and profiling-related options.
13081 (Optimization Options): Move profile generation options and
13082 -fstack-protector and related options.
13083 (Instrumentation Options): New section incorporating moved options.
13084 (Code Generation Options): Move -finstrument-functions and
13085 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13087 2016-01-16 Tom de Vries <tom@codesourcery.com>
13089 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13091 2016-01-16 Tom de Vries <tom@codesourcery.com>
13093 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13095 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13097 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13098 that checks whether the table is already empty. Rename the
13099 original implementation to...
13100 (hash_table::empty_slot): ...this new private function.
13102 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13104 PR diagnostic/68899
13105 * diagnostic-show-locus.c (layout::print_source_line): Move x
13106 offset of line until after call to
13107 get_line_width_without_trailing_whitespace.
13109 2016-01-15 Jeff Law <law@redhat.com>
13111 PR tree-optimization/69270
13112 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13113 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13114 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13115 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13116 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13117 ssa_name_has_boolean_range and constant_boolean_node.
13119 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13121 PR rtl-optimization/69030
13122 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13124 (spill_pseudos): Delete debug insn for dead pseudo.
13125 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13127 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13129 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13131 (TYPES_UNOPUS): Likewise.
13132 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13133 builtin type, from UNOP to UNOPUS.
13134 (lbtruncuv4sf): Likewise.
13135 (lbtruncuv2df): Likewise.
13136 (lrounduv2sf): Likewise.
13137 (lrounduv4sf): Likewise.
13138 (lrounduv2df): Likewise.
13139 (lroundusf): Likewise.
13140 (lroundusf): Likewise.
13141 (lceiluv2sf): Likewise.
13142 (lceiluv4sf): Likewise.
13143 (lceiluv2df): Likewise.
13144 (lceilusf): Likewise.
13145 (lceiludf): Likewise.
13146 (lflooruv2sf): Likewise.
13147 (lflooruv4sf): Likewise.
13148 (lflooruv2df): Likewise.
13149 (lfloorusf): Likewise.
13150 (lfloorudf): Likewise.
13151 (lfrintnuv2sf): Likewise.
13152 (lfrintnuv4sf): Likewise.
13153 (lfrintnuv2df): Likewise.
13154 (lfrintnusf): Likewise.
13155 (lfrintnudf): Likewise.
13156 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13158 (vcvtq_u32_f32): Likewise.
13159 (vcvtq_u64_f64): Likewise.
13160 (vcvta_u32_f32): Likewise.
13161 (vcvtaq_u32_f32): Likewise.
13162 (vcvtaq_u64_f64): Likewise.
13163 (vcvtm_u32_f32): Likewise.
13164 (vcvtmq_u32_f32): Likewise.
13165 (vcvtmq_u64_f64): Likewise.
13166 (vcvtn_u32_f32): Likwise.
13167 (vcvtnq_u32_f32): Likewise.
13168 (vcvtnq_u64_f64): Likewise.
13169 (vcvtp_u32_f32): Likewise.
13170 (vcvtpq_u32_f32): Likewise.
13171 (vcvtpq_u64_f64): Likewise.
13172 (vcvtmd_u64_f64): Likewise.
13173 (vcvtms_u32_f32): Likewise.
13174 (vcvtad_u64_f64): Likewise.
13175 (vcvtas_u32_f32): Likewise.
13176 (vcvtnd_u64_f64): Likewise.
13177 (vcvtns_u32_f32): Likewise.
13178 (vcvtpd_u64_f64): Likewise.
13179 (vcvtps_u32_f32): Likewise.
13181 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13183 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13184 CSEL of zero_extended registers.
13186 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13188 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13189 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13191 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13193 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13194 false when argument string is not found in the attributes table
13197 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13200 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13201 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13202 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13203 precision estimate.
13205 2016-01-15 Richard Biener <rguenther@suse.de>
13207 PR tree-optimization/66856
13208 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13209 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13210 (vect_create_new_slp_node): Increment stmt reference count.
13211 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13212 an SLP tree before swapping operands.
13213 (vect_build_slp_tree): Likewise.
13214 (destroy_bb_vec_info): Free stmt info after SLP instances.
13215 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13216 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13217 (STMT_VINFO_NUM_SLP_USES): New macro.
13219 2016-01-15 Richard Biener <rguenther@suse.de>
13222 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13223 (add_linkage_name): ... here.
13224 (gen_typedef_die): Use add_linkage_name_raw instead of
13225 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13228 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13230 * gimplify.c (oacc_default_clause): Decode reference and pointer
13231 types for both kernels and parallel regions.
13233 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13235 PR middle-end/69246
13236 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13238 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13240 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13241 (convert_scalars_to_vector): Likewise.
13243 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13245 * doc/extend.texi (Type Traits): Fix grammar.
13247 2016-01-15 Martin Jambor <mjambor@suse.cz>
13249 * tree-inline.c (remap_decl): Use existing dclarations if
13250 remapping a type and prevent_decl_creation_for_types.
13251 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13252 decls first. Do real remapping with
13253 prevent_decl_creation_for_types set.
13254 * tree-inline.h (copy_body_data): New field
13255 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13258 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13260 * config/s390/s390.opt (mmvcle): More verbose help text.
13262 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13264 * config/s390/s390.opt: Add period to -mzvector option text.
13266 2016-01-15 Richard Biener <rguenther@suse.de>
13268 PR tree-optimization/68961
13269 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13270 of invariants in stores again.
13272 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13274 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13276 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13278 * config/i386/i386.c (ix86_expand_branch): Don't split
13279 DI mode xor instruction to SI mode.
13281 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13284 * ipa-icf.c (sem_function::merge): Virtual functions may become
13285 reachable even if they address is not taken and there are no
13288 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13290 * lto-streamer-out.c (subtract_estimated_size): New function.
13291 (get_symbol_initial_value): Use it.
13293 2016-01-15 Christian Bruel <christian.bruel@st.com>
13296 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13297 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13298 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13299 use add_builtin_function_ext_scope instead of add_builtin_function.
13300 (neon_set_p, neon_crypto_set_p): Remove.
13301 (arm_init_builtins): Always call arm_init_neon_builtins and
13302 arm_init_crypto_builtins.
13303 (arm_expand_builtin): Check that builtins are allowed for the arch.
13304 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13305 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13306 arm_init_neon_builtins call.
13308 2016-01-15 Richard Biener <rguenther@suse.de>
13310 PR tree-optimization/69117
13311 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13312 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13313 of the leader conservatively.
13314 (free_scc_vn): Restore original SSA name infos.
13316 2016-01-14 Jeff Law <law@redhat.com>
13318 PR tree-optimization/69270
13319 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13320 single bit of precision, verify it's also unsigned.
13321 (record_edge_info): Use constant_boolean_node rather than fold_convert
13322 to convert boolean_true/boolean_false to the right type.
13324 2016-01-14 Richard Henderson <rth@redhat.com>
13327 * loop-doloop.c (record_reg_sets): New.
13328 (doloop_optimize): Reject the transform if the sequence
13329 clobbers registers live at the end of the loop block.
13330 (doloop_optimize_loops): Enable df_live if needed.
13332 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13334 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13335 * config/rs6000/rs6000.c: Likewise.
13336 * config/rs6000/rs6000.h: Likewise.
13337 * config/rs6000/rs6000.md: Likewise.
13338 * doc/extend.texi: Likewsie.
13340 2016-01-14 Jeff Law <law@redhat.com>
13342 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13345 2016-01-14 Richard Henderson <rth@redhat.com>
13349 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13350 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13351 instead of builtin_decl_declared_p to test for declaration.
13353 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13355 * doc/loop.texi (Loop Analysis and Representation): Document
13356 loop_depth function.
13358 2016-01-14 Tom de Vries <tom@codesourcery.com>
13360 PR tree-optimization/68773
13361 * omp-low.c (expand_omp_target): Don't set force_output.
13362 * varpool.c (varpool_node::get_create): Same.
13363 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13364 offload_funcs with force_output.
13366 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13369 * lra-eliminations.c (move_plus_up): Don't change anything if either
13370 the outer or inner subreg mode is not MODE_INT.
13371 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13372 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13374 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13376 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13377 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13378 reduc_uplus_@var{m}): Remove.
13379 * expr.c (expand_expr_real_2): Remove expansion path for
13380 reduc_[us](min|max|plus) optabs.
13381 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13382 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13383 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13384 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13385 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13386 reduc_[us](min|max|plus) optabs.
13388 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13390 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13391 (reduc_plus_scal_v2sf): New.
13392 (reduc_smax_v2sf): Rename to...
13393 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13394 (reduc_smin_v2sf): Rename to...
13395 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13397 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13399 * alias.c (compare_base_symbol_refs): New function.
13400 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13403 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13405 PR middle-end/68146
13406 PR tree-optimization/69155
13407 * tree-complex.c: Include cfganal.h.
13408 (phis_to_revisit): New variable.
13409 (extract_component): Add phiarg_p argument. Assert that returned
13410 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13411 (update_phi_components): Partly rewrite to use loop over real/imag
13412 components instead of code duplication. If extract_component returns
13413 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13414 create_tmp_reg into the PHI node instead, and mention the phi triplet
13415 in phis_to_revisit.
13416 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13417 in phis_to_revisit at the end.
13419 2016-01-14 Richard Biener <rguenther@suse.de>
13421 PR tree-optimization/68060
13422 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13423 outer loop reduction is only used in the inner loop before
13424 detecting a double reduction.
13426 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13429 * combine.c (expand_field_assignment): Punt if compute_mode is
13430 unsupported scalar mode.
13432 2016-01-14 Richard Biener <rguenther@suse.de>
13434 PR tree-optimization/66856
13435 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13436 SLP node only if it built successfully.
13437 (vect_analyze_slp_instance): Adjust.
13439 2016-01-14 Jeff Law <law@redhat.com>
13441 PR tree-optimization/69270
13442 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13443 (record_edge_info): Use it. Convert boolean_{true,false}_node
13444 to the type of op0.
13446 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13449 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13450 use block_ultimate_origin
13451 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13453 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13455 * doc/invoke.texi (Submodel Options): Rename section to
13456 "Machine-Dependent Options" to better reflect its content.
13457 Rewrite introductory text to remove archaic CPU names.
13460 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13462 * doc/invoke.texi (Code Gen Options): Move section up in file,
13463 before target-specific options. Update menu and option summary
13464 to reflect the new section ordering.
13466 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13468 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13469 (C++ Dialect Options): Add cross-reference to -std option.
13470 * doc/standards.texi (C++ Language): Document C++14 support.
13472 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13474 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13475 for pack/unpack functions for __ibm128.
13476 (PACK_IF): Likewise.
13477 (UNPACK_IF): Likewise.
13479 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13480 support for __ibm128 pack/unpack functions.
13481 (rs6000_invalid_builtin): Likewise.
13482 (rs6000_init_builtins): Likewise.
13483 (rs6000_opt_masks): Likewise.
13485 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13486 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13488 (RS6000_BTM_COMMON): Likewise.
13490 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13491 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13492 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13493 128-bit floating point. Add support for the double values to be
13494 in Altivec registers for TF/IF packing and unpacking, but restrict
13495 TD packing sub-fields to be FPR registers. Don't allow overlapped
13496 register support for packing. Allow pack inputs to be memory
13497 locations. Don't build generator functions for unpack<mode>_dm
13498 and unpack<mode>_nodm.
13499 (unpack<mode>_dm): Likewise.
13500 (unpack<mode>_nodm): Likewise.
13501 (pack<mode>): Likewise.
13503 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13504 built-in functions to pack/unpack explicit __ibm128 values.
13505 (__builtin_unpack_ibm128): Likewise.
13507 * doc/extend.texi (PowerPC Built-in Functions): Document
13508 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13510 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13513 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13514 Add new arg loc and pass it down as context.
13515 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13516 to the location to use for the warning.
13517 (check_function_arguments): New arg loc. All callers changed. Pass
13518 it to check_function_nonnull.
13519 * c-common.h (check_function_arguments): Adjust declaration.
13521 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13523 PR tree-optimization/69156
13524 * gimple.c (validate_type): Removed.
13525 (gimple_builtin_call_types_compatible_p): Use
13526 useless_type_conversion_p instead of validate_type.
13527 * value-prof.c (gimple_stringop_fixed_value): Fold
13528 icall_size to correct type.
13530 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13532 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13535 2016-01-13 Richard Henderson <rth@redhat.com>
13538 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13539 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13540 (ix86_builtin_tm_store): Remove.
13541 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13542 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13543 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13544 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13545 * doc/tm.texi: Rebuild.
13547 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13548 (BUILT_IN_TM_MEMCPY_RTWN): New.
13549 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13550 fallback from vector to integer helpers.
13551 (build_tm_load): Handle vector types directly, instead of
13553 (build_tm_store): Likewise.
13554 (expand_assign_tm): Prepare for register types not handled by
13555 the above. Copy them to memory and use memcpy.
13556 * tree.c (tm_define_builtin): New.
13557 (find_tm_vector_type): New.
13558 (build_tm_vector_builtins): New.
13559 (build_common_builtin_nodes): Call it.
13561 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13563 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13564 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13566 2016-01-13 Tom de Vries <tom@codesourcery.com>
13568 PR tree-optimization/69169
13569 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13570 handled_struct_type param.
13571 (create_variable_info_for, intra_create_variable_infos): Call
13572 create_variable_info_for_1 with extra arg.
13574 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13576 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13577 and "armv8.1-a+crc" entries.
13579 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13582 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13583 Change first operand predicate from register_or_constm1_operand
13584 to register_operand.
13585 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13586 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13587 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13588 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13589 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13590 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13591 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13592 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13593 comparison with constm1_rtx from vec_prefetch_gen part.
13595 2016-01-13 Richard Biener <rguenther@suse.de>
13597 PR tree-optimization/69013
13598 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13599 Exchange assert for a test.
13601 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13604 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13606 2016-01-13 Richard Biener <rguenther@suse.de>
13608 PR tree-optimization/69242
13609 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13610 assert with a check.
13612 2016-01-13 Richard Biener <rguenther@suse.de>
13614 PR tree-optimization/69186
13615 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13616 Properly guard vect_update_misalignment_for_peel call.
13618 2016-01-12 Jeff Law <law@redhat.com>
13620 PR tree-optimization/pr67755
13621 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13622 "need_profile_correction".
13623 (thread_block_1): Initialize new field to false by default. If we
13624 have multiple thread paths through a common joiner to different
13625 final targets, then set new field to true.
13626 (compute_path_counts): Only do count adjustment when it's really
13629 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13631 * doc/invoke.texi (Spec Files): Move section down in file, past
13632 all command-line option descriptions.
13634 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13636 PR middle-end/54809
13637 * doc/gty.texi: Remove documentation of mark_hook.
13638 * gengtype.c (struct write_types_data): Remove code to support
13639 mark_hook attribute.
13640 (walk_type): Likewise.
13641 (write_func_for_structure): Likewise.
13643 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13645 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13646 Directory Options, and -specs= to Overall Options.
13647 (Overall Options): Adjust similarly. Reorder to group related
13648 options together. Make -specs= cross-reference the spec file details.
13649 (Directory Options): Adjust similarly.
13651 2016-01-12 Jeff Law <law@redhat.com>
13653 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13655 2016-01-12 Olivier Hainque <hainque@adacore.com>
13657 * gcc.c (spec_undefvar_allowed): New global.
13658 (process_command): Set to true when running for --version or --help,
13660 (getenv_spec_function): When the variable is not defined, use the
13661 variable name as the variable value if we're allowed not to issue
13664 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13666 PR tree-optimization/68911
13667 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13668 information computed for expression "init + nit * step".
13670 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13672 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13673 about name of GCC executable. Remove deleted node from menu.
13674 (Directory Options) <-B>: Remove cross-reference to deleted node.
13675 (Target Options): Delete section.
13677 2016-01-12 Christian Bruel <christian.bruel@st.com>
13680 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13681 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13683 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13686 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13687 aligned_mem is properly set for AVX512-VL floating point masked
13691 * ifcvt.c (cond_exec_process_if_block): When removing the last
13692 insn from then_bb, remove also any possible barriers that follow it.
13694 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13698 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13699 (PTRDIFF_TYPE): Likewise.
13700 (WCHAR_TYPE): Likewise.
13701 (WCHAR_TYPE_SIZE): Likewise.
13702 (STDINT_LONG32): Likewise.
13704 2016-01-12 Richard Biener <rguenther@suse.de>
13706 PR tree-optimization/69053
13707 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13708 convert initial value for cond reductions.
13710 2016-01-12 Richard Biener <rguenther@suse.de>
13712 PR tree-optimization/69007
13713 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13714 widen_sum after dot_prod and sad.
13716 2016-01-12 Richard Biener <rguenther@suse.de>
13718 PR tree-optimization/69168
13719 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13720 pattern stmt SLP type.
13721 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13722 end up unused so cope with that case.
13724 2016-01-12 Richard Biener <rguenther@suse.de>
13726 PR tree-optimization/69157
13727 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13728 stmts def type only during analyze phase.
13729 (vectorizable_call): Likewise.
13730 (vectorizable_simd_clone_call): Likewise.
13731 (vectorizable_conversion): Likewise.
13732 (vectorizable_assignment): Likewise.
13733 (vectorizable_shift): Likewise.
13734 (vectorizable_operation): Likewise.
13735 (vectorizable_store): Likewise.
13736 (vectorizable_load): Likewise.
13738 2016-01-12 Richard Biener <rguenther@suse.de>
13740 PR tree-optimization/69174
13741 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13743 (vectorizable_load): Properly compute the number of loads needed
13744 for permuted strided SLP loads and do not spuriously assign
13745 to SLP_TREE_VEC_STMTS.
13747 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13749 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13750 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13751 (MD_EXEC_PREFIX): Remove.
13752 (MD_STARTFILE_PREFIX) Removee.
13753 (FILE_NAME_ABSOLUTE_P): Remove.
13754 (CPP_SPEC): Do not read macros from sys/version.h.
13755 (LINK_COMMAND_SPEC): Remove.
13756 (LOCAL_INCLUDE_DIR): Remove.
13757 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13758 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13759 (POST_LINK_SPEC): Define to invoke stubify after linker
13760 (LIBSTDCXX): Remove define
13761 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13762 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13763 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13764 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13765 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13766 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13767 (i386_djgpp_asm_named_section): Add propotype of new procedure
13769 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13770 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13771 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13772 in config/i386/djgpp.h).
13773 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13774 STANDARD_STARTFILE_PREFIX_1.
13775 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13776 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13777 installation errors.
13778 (MAX_OFILE_ALIGNMENT): Define to 128.
13779 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13781 * config/i386/djgpp.c: New file. Add implementation of
13782 i386_djgpp_asm_named_section.
13784 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13786 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13787 Add rule for building djgpp.o.
13789 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13791 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13792 (rtx_is_swappable_p): Reductions are swappable.
13793 (insn_is_swappable_p): V2DF reductions are swappable.
13795 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13797 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13798 reloads for other unsupported memory operands.
13800 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13801 Jim Wilson <jim.wilson@linaro.org>
13804 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13805 copy_to_mode_reg instead of force_reg.
13807 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13810 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13811 TARGET_80387 is true.
13813 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13816 * lra-eliminations.c (move_plus_up): Only move plus up
13817 if subreg of the constant can be simplified into constant
13818 and use the simplified subreg of the constant instead of
13819 the original constant.
13821 * fold-const.c (fold_convertible_p): Don't return true
13822 for conversion of VECTOR_TYPE to same sized integral type.
13823 (fold_convert_loc): Fix up formatting. Fold conversion of
13824 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13825 instead of NOP_EXPR.
13827 PR tree-optimization/69214
13828 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13829 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13832 PR tree-optimization/69207
13833 * tree-vect-slp.c (vect_get_constant_vectors): For
13834 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13835 fold_convertible_p to vector_type's element type, and always
13836 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13838 2016-01-11 Richard Biener <rguenther@suse.de>
13840 PR tree-optimization/69173
13841 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13842 fixup the cycle if all stmts are in a pattern.
13844 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13846 PR middle-end/68999
13847 * alias.c (base_alias_check): Move check for addresses with
13848 alignment ANDs before the call for compare_base_decls.
13849 (memrefs_conflict_p): Return -1 for different decls
13850 that went through alignment adjustments.
13852 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13854 PR rtl-optimization/68796
13855 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13856 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13857 and QImode comparisons against zero with CC_NZmode.
13858 * config/aarch64/iterators.md (short_mask): New mode_attr.
13860 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13862 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13863 (<avx512>_store<mode>_mask): Likewise.
13865 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13866 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13868 PR rtl-optimization/68841
13869 * ifcvt.c (struct noce_if_info): Add orig_x field.
13870 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13871 Don't record conflicts on to_rename if it's present.
13872 Allow memory destinations in sets.
13873 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13874 blocks, passing orig_x to the checks.
13875 (noce_process_if_block): Set if_info->orig_x appropriately.
13877 2016-01-11 Tom de Vries <tom@codesourcery.com>
13879 PR tree-optimization/69069
13880 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13882 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13884 PR rtl-optimization/68920
13885 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13886 of conditional moves for RTL if-conversion to 1 for
13887 TARGET_ONE_IF_CONV_INSN.
13888 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13889 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13890 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13891 parameter to restirct number of conditional moves for
13893 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13894 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13897 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13900 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13901 onepart vars. Fix typo in comment. Fix reversed condition in
13903 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
13906 * var-tracking.c (dump_onepart_variable_differences): New.
13907 (dataflow_set_different): If a detailed dump is requested,
13908 delay early returns and dump differences between onepart
13909 variables present before and after, and added variables.
13911 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
13914 * expr.c (expand_expr_real_1): For boolean vector constants
13915 with a scalar mode use const_scalar_mask_from_tree.
13916 (const_scalar_mask_from_tree): New.
13917 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
13918 assigned to a mask type to handle constants.
13920 2016-01-11 Martin Jambor <mjambor@suse.cz>
13923 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
13924 useless parameters if we cannot change function signature.
13926 2016-01-11 Martin Jambor <mjambor@suse.cz>
13929 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
13932 2016-01-11 Tom de Vries <tom@codesourcery.com>
13934 PR tree-optimization/69109
13935 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
13938 2016-01-11 Tom de Vries <tom@codesourcery.com>
13940 PR tree-optimization/69108
13941 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
13942 res is not used in a phi.
13944 2016-01-11 Yury Gribov <y.gribov@samsung.com>
13947 * common.opt (frandom-seed): Fix parameter name.
13948 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
13950 2016-01-11 Tom de Vries <tom@codesourcery.com>
13952 PR tree-optimization/69058
13953 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
13956 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
13958 * config/arc/arc.opt (mdiv-rem): Add period to the end.
13959 (mcode-density): Likewise.
13961 2016-01-10 Tom de Vries <tom@codesourcery.com>
13963 PR tree-optimization/69062
13964 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
13965 (parallelize_loops): Don't paralelize loop that has phi with address
13968 2016-01-10 Tom de Vries <tom@codesourcery.com>
13970 PR tree-optimization/69039
13971 * tree-parloops.c (try_create_reduction_list): Only allow single exit
13974 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
13976 PR middle-end/68743
13977 * match.pd: Require target has function_c99_misc before doing
13978 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
13980 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
13982 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
13984 * configure: Regenerate.
13986 2016-01-09 Jakub Jelinek <jakub@redhat.com>
13988 PR middle-end/50865
13989 PR tree-optimization/69097
13990 * fold-const.h (expr_not_equal_to): New prototype.
13991 * fold-const.c: Include stringpool.h and tree-ssanames.h.
13992 (expr_not_equal_to): New function.
13993 * match.pd (X % -Y is the same as X % Y): Don't optimize
13994 unless X is known not to be equal to minimum or Y is known
13995 not to be equal to -1.
13996 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
13997 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
13998 (simplify_stmt_using_ranges): Adjust caller.
13999 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14000 substitute_and_fold.
14002 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14004 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14007 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14009 PR tree-optimization/69167
14010 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14011 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14013 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14015 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14016 Richard Biener <rguenther@suse.de>
14018 PR tree-optimization/68707
14019 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14020 instances that can be handled via vect_load_lanes.
14022 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14024 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14025 if we can't determine address equivalence.
14026 * alias.c (compare_base_decl): Update for changed return value of
14027 symtab_node::equal_address_to.
14029 2016-01-08 Jason Merrill <jason@redhat.com>
14033 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14034 * expr.c (store_field): Not here.
14035 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14036 call with TREE_ADDRESSABLE type.
14037 * tree-cfg.c (verify_gimple_call): Adjust.
14039 2016-01-08 Olivier Hainque <hainque@adacore.com>
14041 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14044 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14046 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14047 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14048 (reduc_smin_v2sf): Rename to...
14049 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14050 (reduc_splus_v2sf): Rename to...
14051 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14053 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14055 PR tree-optimization/69162
14056 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14057 valist argument in another argument.
14058 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14059 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14060 to determine the va_list type, build a MEM_REF instead of
14061 build_fold_indirect_ref.
14063 PR tree-optimization/69172
14064 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14067 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14069 PR tree-optimization/67781
14070 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14071 and cmpnop in two steps: first the ones not accessed in original
14072 gimple expression in a endian independent way and then the ones not
14073 accessed in the final result in an endian-specific way.
14075 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14077 PR tree-optimization/69083
14078 * tree-vect-slp.c (vect_get_constant_vectors): For
14079 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14080 element type. If op is fold_convertible_p to vector_type's element
14081 type, use NOP_EXPR instead of VCE.
14083 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14085 PR rtl-optimization/67778
14086 PR rtl-optimization/68634
14087 PR rtl-optimization/68909
14088 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14089 block from the stack until done with it. Remove a superfluous
14090 bitmap set. Remove a superfluous bitmap test.
14092 2016-01-07 Martin Sebor <msebor@redhat.com>
14095 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14096 constraint on the type of arguments.
14098 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14100 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14101 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14102 unaligned_access on the gcc_options set.
14103 * config/arm/arm.c (arm_option_override_internal): Use
14104 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14106 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14109 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14110 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14112 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14115 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14118 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14119 depending on frame_pointer_needed before remaining integer and SSE
14120 registers are saved.
14122 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14125 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14127 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14130 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14131 Use the "xBm" constraint.
14132 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14134 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14135 (sse_cvtsi2ssq<round_name>): Likewise.
14136 (sse_cvtss2si<round_name>): Likewise.
14137 (sse_cvtss2siq<round_name>): Likewise.
14138 (sse2_cvtsi2sdq<round_name>): Likewise.
14139 (sse2_cvtsd2si<round_name>): Likewise.
14140 (sse2_cvtsd2siq<round_name>): Likewise.
14141 * config/i386/subst.md (round_nimm_scalar_predicate): New
14144 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14146 PR middle-end/67639
14147 * varasm.c (make_decl_rtl): Mark invalid register vars as
14150 PR rtl-optimization/66206
14151 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14152 All callers changed.
14154 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14156 PR tree-optimization/69141
14157 * tree-ssa-pre.c: Include langhooks.h.
14158 (eliminate_dom_walker::before_dom_children): Use
14159 lang_hooks.decl_printable_name instead of
14160 cgraph_node::get ()->name ().
14162 PR middle-end/68960
14163 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14164 it and DECL_ALIGN too.
14166 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14168 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14170 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14173 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14174 depending on frame_pointer_needed before remaining integer and SSE
14175 registers are saved.
14177 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14179 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14180 mode iterator with VSX_M2.
14181 (*p9_vecstore_<mode>): Likewise.
14182 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14183 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14184 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14185 (define_split for VSX_LE128 stores): Likewise.
14186 (define_peephole2 for TImode LE swaps): Likewise.
14187 (define_split for VSX_LE128 post-reload stores): Likewise.
14189 2016-01-06 Marek Polacek <polacek@redhat.com>
14192 * convert.c (convert_to_integer_1): Adjust call to
14193 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14194 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14195 EXPR instead of ARG.
14196 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14198 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14201 * doc/extend.texi (RL78 Variable Attributes): New section.
14203 2016-01-05 Marek Polacek <polacek@redhat.com>
14206 * builtins.c (get_memmodel): Use expansion point location rather than
14207 the input location. Call warning_at rather than warning.
14208 (expand_builtin_atomic_compare_exchange): Likewise.
14209 (expand_builtin_atomic_load): Likewise.
14210 (expand_builtin_atomic_store): Likewise.
14211 (expand_builtin_atomic_clear): Likewise.
14213 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14216 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14217 Replace nonimmediate_operand with vector_operand.
14218 * config/i386/predicates.md (vector_operand): New predicate.
14219 (general_vector_operand): Replace nonimmediate_operand with
14221 * config/i386/sse.md: Replace nonimmediate_operand with
14222 vector_operand and m constraint with Bm constraint on SSE
14223 patterns with 16-byte memory operand.
14224 * config/i386/subst.md (round_nimm_predicate): Replace
14225 nonimmediate_operand with vector_operand.
14226 (round_saeonly_nimm_predicate): Likewise.
14227 (round_saeonly_nimm_scalar_predicate): New.
14229 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14232 * config/i386/constraints.md (Bm): New constraint.
14233 * config/i386/predicates.md (vector_memory_operand): New
14235 * config/i386/sse.md: Replace xm with xBm in plusminus and
14236 any_logic patterns.
14238 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14241 * doc/extend.texi (V850 Function Attributes): New section.
14242 (V850 Variable Attributes): New section.
14244 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14247 * doc/extend.texi (MicroBlaze Function Attributes): Document
14248 interrupt_handler and fast_interrupt attributes.
14250 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14253 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14254 for local symbolic operands.
14255 * config/ia64/predicates.md (local_symbolic_operand64): New
14258 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14260 PR rtl-optimization/68651
14261 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14264 2016-01-05 Nathan Sidwell <nathan@acm.org>
14266 * alias.c (compare_base_decls): Use symtab_node::get.
14268 2016-01-05 Nick Clifton <nickc@redhat.com>
14271 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14272 secondary_reload_info structure.
14275 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14276 decls if weak support is available.
14278 2016-01-04 Martin Sebor <msebor@redhat.com>
14280 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14282 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14284 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14285 OPTION_MASK_P9_DFORM.
14287 * config/rs6000/constraints.md (wo constraint): New constraint for
14290 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14292 (rs6000_init_hard_regno_mode_ok): Likewise.
14294 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14297 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14298 expanders not to have constraints. Add support for ISA 3.0 xxperm
14299 instruction. Add support for fusing xxlor with xxperm.
14300 (altivec_vperm_<mode>_internal): Likewise.
14301 (altivec_vperm_v8hiv16qi): Likewise.
14302 (altivec_vperm_<mode>v16q): Likewise.
14303 (altivec_vperm_<mode>_uns): Likewise.
14304 (vperm_v8hiv4si): Likewise.
14305 (vperm_v16qiv8hi): Likewise.
14307 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14309 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14311 Update copyright years.
14313 * gcc.c (process_command): Update copyright notice dates.
14314 * gcov-dump.c (print_version): Ditto.
14315 * gcov.c (print_version): Ditto.
14316 * gcov-tool.c (print_version): Ditto.
14317 * gengtype.c (create_file): Ditto.
14318 * doc/cpp.texi: Bump @copying's copyright year.
14319 * doc/cppinternals.texi: Ditto.
14320 * doc/gcc.texi: Ditto.
14321 * doc/gccint.texi: Ditto.
14322 * doc/gcov.texi: Ditto.
14323 * doc/install.texi: Ditto.
14324 * doc/invoke.texi: Ditto.
14326 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14328 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14329 modes larger than TImode as TImode if NEON is not enabled.
14331 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14334 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14335 mode for %f0-%f31 only if TARGET_FPU.
14337 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14340 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14341 to compute the PACKED_P predicate.
14342 (function_arg_record_value): Minor tweaks.
14344 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14346 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14347 option for arm*-*-* targets.
14349 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14351 * doc/extend.texi (Common Function Attributes): Move docs for
14352 MSP430-specific attributes to....
14353 (MSP430 Function Attributes): ...here. Delete the redundant
14354 entries and copy-edit the remaining text.
14355 (MSP430 Variable Attributes): Use uniform format for index
14356 entries and add a cross-reference to the corresponding function
14359 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14361 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14363 (x86 Options): Likewise.
14365 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14369 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14370 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14371 to corresponding attribute.
14373 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14375 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14376 to correct alphabetization of table. Copy-edit and correct
14378 <stack_protect>: Likewise.
14379 <target_clones>: Likewise.
14381 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14382 Correct punctuation.
14383 (Code Gen Options) <-fno-plt>: Copy-edit.
14385 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14388 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14389 SI values. Explicitly convert SI to DI and vice-versa.
14391 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14393 PR tree-optimization/69070
14394 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14395 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14398 * ubsan.c (ubsan_instrument_float_cast): Call
14399 initialize_sanitizer_builtins.
14402 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14404 Copyright (C) 2016 Free Software Foundation, Inc.
14406 Copying and distribution of this file, with or without modification,
14407 are permitted in any medium without royalty provided the copyright
14408 notice and this notice are preserved.