1 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
4 Include the M7 SPARC DFA scheduler.
6 Annotate insns with v3pipe where appropriate.
7 Define cpu_feature vis4.
8 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
9 Add (V8QI "8") to vbits.
10 Add insns {add,sub}v8qi3
11 Add insns ss{add,sub}v8qi3
12 Add insns us{add,sub}{v8qi,v4hi}3
13 Add insns {min,max}{v8qi,v4hi,v2si}3
14 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
16 * config/sparc/niagara4.md: Add a comment explaining the
17 discrepancy between the documented latenty numbers and the
19 * config/sparc/niagara7.md: New file.
20 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21 supports SPARC5 and VIS 4.0 instructions.
22 * configure: Regenerate.
23 * config.in: Likewise.
24 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
25 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
27 (ASM_CPU64_DEFAULT_SPEC): Likewise.
28 (CPP_CPU_SPEC): Handle niagara7.
29 (ASM_CPU_SPEC): Likewise.
30 * config/sparc/sparc-opts.h (processor_type): Add
33 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
34 (AS_NIAGARA7_FLAG): Define.
35 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
36 (CPP_CPU64_DEFAULT_SPEC): Likewise.
37 (CPP_CPU_SPEC): Handle niagara7.
38 (ASM_CPU_SPEC): Likewise.
39 * config/sparc/sparc.c (niagara7_costs): Define.
40 (sparc_option_override): Handle niagara7 and adjust cache-related
41 parameters with better values for niagara cpus. Also support VIS4.
42 (sparc32_initialize_trampoline): Likewise.
43 (sparc_use_sched_lookahead): Likewise.
44 (sparc_issue_rate): Likewise.
45 (sparc_register_move_cost): Likewise.
46 (dump_target_flag_bits): Support VIS4.
47 (sparc_vis_init_builtins): Likewise.
48 (sparc_builtins): Likewise.
49 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
51 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
53 * config/sparc/sparc.opt (sparc_processor_type): New value
55 * config/sparc/visintrin.h (__attribute__): Prototypes for the
57 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
59 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
62 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
64 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
66 2016-06-06 Richard Biener <rguenther@suse.de>
68 PR tree-optimization/71398
69 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
72 2016-06-05 James Bowman <james.bowman@ftdichip.com>
74 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
75 ft32_expand_prolog, ft32_expand_epilogue):
77 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
78 * config/ft32/ft32.md: Add pretend_returner.
80 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
83 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
84 Copy op1 RTX to avoid invalid sharing.
85 (ix86_expand_vector_move_misalign): Ditto.
87 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
89 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
92 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
94 * predict.c (predicted_by_loop_heuristics_p): New function.
95 (predict_iv_comparison): Use it.
96 (predict_loops): Walk from innermost loops; do not predict edges
97 leaving multiple loops multiple times; implement
98 PRED_LOOP_ITERATIONS_MAX heuristics.
99 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
101 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
103 * cfg.c (check_bb_profile): Do not report mismatched profiles when
104 only edges out of BB are EH edges.
106 2016-06-04 Martin Sebor <msebor@redhat.com>
107 Marcin Baczyński <marbacz@gmail.com>
110 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
111 a void expression in a void function.
113 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
115 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
116 aux; dump reasons of decisions.
117 (should_duplicate_loop_header_p): Likewise.
118 (do_while_loop_p): Likewise.
119 (ch_base::copy_headers): Dump asi num insns duplicated.
121 2016-06-04 Jakub Jelinek <jakub@redhat.com>
123 PR tree-optimization/71405
124 * tree-ssa.c (execute_update_addresses_taken): For clobber with
125 incompatible type, build a new clobber with the right type instead
126 of building a VIEW_CONVERT_EXPR around it.
128 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
130 PR tree-optimization/52171
131 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
132 by_pieces_ninsns instead of move_by_pieces_ninsns.
134 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
136 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
137 for reg+reg addressing mode.
139 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
141 * rs6000-c.c (c/c-tree.h): Add #include.
142 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
143 in C++ when found in the base position of vec_ld or vec_st.
145 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
147 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
148 use of profile unless profile status is PROFILE_READ.
149 * profile.c (compute_branch_probabilities): Set profile status
150 only after reporting predictor hitrates.
152 2016-06-03 Joseph Myers <joseph@codesourcery.com>
156 * common.opt (ffp-int-builtin-inexact): New option.
157 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
158 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
159 (ceil@var{m}2): Document dependence on this option.
160 * ipa-inline-transform.c (inline_call): Handle
161 flag_fp_int_builtin_inexact.
162 * ipa-inline.c (can_inline_edge_p): Likewise.
163 * config/i386/i386.md (rintxf2): Do not test
164 flag_unsafe_math_optimizations.
165 (rint<mode>2_frndint): New define_insn.
166 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
167 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
168 for 387 instead of extending and truncating.
169 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
170 !flag_trapping_math instead of flag_unsafe_math_optimizations.
171 Change to frndint<mode>2_<rounding>.
172 (frndintxf2_<rounding>_i387): Likewise. Change to
173 frndint<mode>2_<rounding>_i387.
174 (<rounding_insn>xf2): Likewise.
175 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
176 !flag_trapping_math instead of flag_unsafe_math_optimizations for
177 x87. Test TARGET_ROUND || !flag_trapping_math ||
178 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
179 SSE. Use ROUND_NO_EXC in constant operand of
180 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
181 for 387 instead of extending and truncating.
183 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
184 Julia Koval <julia.koval@intel.com>
196 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
197 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
198 all registers, except for function return registers if there are
199 no caller-saved registers.
200 (ix86_set_func_type): New function.
201 (ix86_set_current_function): Call ix86_set_func_type to set
202 no_caller_saved_registers and func_type. Call reinit_regs if
203 caller-saved registers are changed. Don't allow MPX, SSE, MMX
204 nor x87 instructions in interrupt handler nor function with
205 no_caller_saved_registers attribute.
206 (ix86_function_ok_for_sibcall): Return false if there are no
207 caller-saved registers.
208 (type_natural_mode): Don't warn ABI change for MMX in interrupt
210 (ix86_function_arg_advance): Skip for callee in interrupt handler.
211 (ix86_function_arg): Return special arguments in interrupt handler.
212 (ix86_promote_function_mode): Promote pointer to word_mode only
213 for normal functions.
214 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
216 (ix86_epilogue_uses): New function.
217 (ix86_hard_regno_scratch_ok): Likewise.
218 (ix86_save_reg): Preserve all registers in interrupt handler
219 after reload. Preserve all registers, except for function return
220 registers, if there are no caller-saved registers after reload.
221 (find_drap_reg): Always use callee-saved register if there are
222 no caller-saved registers.
223 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
224 for interrupt handler.
225 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
226 Emit cld instruction if stringops are used in interrupt handler
227 or interrupt handler isn't a leaf function.
228 (ix86_expand_epilogue): Generate interrupt return for interrupt
229 handler and pop the 'ERROR_CODE' off the stack before interrupt
230 return in exception handler.
231 (ix86_expand_call): Disallow calling interrupt handler directly.
232 If there are no caller-saved registers, mark all registers that
233 are clobbered by the call which returns as clobbered.
234 (ix86_handle_no_caller_saved_registers_attribute): New function.
235 (ix86_handle_interrupt_attribute): Likewise.
236 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
238 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
239 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
240 accumulation in interrupt function if stack may be realigned to
242 (EPILOGUE_USES): New.
243 (function_type): New enum.
244 (machine_function): Add func_type and no_caller_saved_registers.
245 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
246 (interrupt_return): New pattern.
247 * doc/extend.texi: Document x86 interrupt and
248 no_caller_saved_registers attributes.
250 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
252 PR tree-optimization/52171
253 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
254 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
255 Look for constant strings. Move some code to emit_block_cmp_hints
257 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
258 * defaults.h (COMPARE_MAX_PIECES): New macro.
259 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
260 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
261 (clear_by_pieces_1): Don't declare. Move definition before use.
262 (can_do_by_pieces): New static function.
263 (can_move_by_pieces): Use it. Return bool.
264 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
265 OP. All callers changed. Handle COMPARE_BY_PIECES.
266 (class pieces_addr); New.
267 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
268 pieces_addr::adjust, pieces_addr::increment_address,
269 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
271 (class op_by_pieces_d): New.
272 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
274 (class move_by_pieces_d, class compare_by_pieces_d,
275 class store_by_pieces_d): New subclasses of op_by_pieces_d.
276 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
277 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
278 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
279 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
280 compare_by_pieces_d::finish_mode): New member functions.
281 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
283 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
284 (emit_block_cmp_hints): New function.
285 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
286 use the newly defined classes.
287 * expr.h (by_pieces_constfn): New typedef.
288 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
289 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
290 (move_by_pieces_ninsns): Don't declare.
291 (can_move_by_pieces): Change return value to bool.
292 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
293 (compare_by_pieces_branch_ratio): New hook.
294 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
295 (by_pieces_ninsns): Declare.
296 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
298 (default_compare_by_pieces_branch_ratio): New function.
299 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
300 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
301 * doc/tm.texi: Regenerate.
302 * tree-ssa-strlen.c: Include "builtins.h".
303 (handle_builtin_memcmp): New static function.
304 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
305 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
307 2016-06-03 Alan Hayward <alan.hayward@arm.com>
309 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
310 relevant stmts which are simple and invariant.
311 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
312 instead of simple and invariant
314 2016-06-03 Alan Hayward <alan.hayward@arm.com>
316 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
317 (vectorizable_reduction): Check for new relevant state.
318 (vectorizable_live_operation): vectorize live stmts using
319 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
320 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
321 (vect_stmt_relevant_p): Check for stmts which are only used live.
322 (process_use): Use of a stmt does not inherit it's live value.
323 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
324 (vect_analyze_stmt): Check for new relevant state.
325 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
326 outside the loop, but not inside it.
328 2016-06-03 Alan Hayward <alan.hayward@arm.com>
330 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
331 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
332 (vect_get_vec_def_for_operand): Split out code.
334 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
336 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
338 2016-06-03 Alan Hayward <alan.hayward@arm.com>
340 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
342 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
344 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
346 2016-06-03 Jakub Jelinek <jakub@redhat.com>
349 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
350 to noreturn e->callee->decl that has void return type and void
351 arguments, adjust gimple_call_fntype and remove lhs even if it had
352 previously addressable type.
354 2016-06-02 Jeff Law <law@redhat.com>
356 PR tree-optimization/71328
357 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
358 error when checking for a jump back onto the copied path.
360 2016-06-02 David Malcolm <dmalcolm@redhat.com>
362 * config/microblaze/microblaze.c (get_branch_target): Add return
363 NULL_RTX for the non-CALL_P case.
364 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
365 (insert_wic): Remove unused local "j".
367 2016-06-02 Martin Liska <mliska@suse.cz>
369 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
371 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
372 Julia Koval <julia.koval@intel.com>
374 * function.c (assign_parm_setup_stack): Force source into a
376 * target.def (function_incoming_arg): Update documentation to
377 allow arbitrary address computation based on hard register.
378 * doc/tm.texi: Regenerated.
380 2016-06-02 Martin Liska <mliska@suse.cz>
382 * predict.c (combine_predictions_for_bb): Fix first match in
383 cases where a first predictor contains more than one occurence
384 in list of predictors. Take the best value in such case.
386 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
388 PR rtl-optimization/71295
389 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
390 offset would go over the size of the inner mode reject it.
392 2016-06-02 Jakub Jelinek <jakub@redhat.com>
394 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
395 x=x,x and v=v,m instead of x=x,m.
397 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
398 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
399 alternative to v=rm,C.
401 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
402 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
403 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
404 instead of vex for the last two above mentioned alternatives.
406 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
409 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
411 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
413 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
415 2016-06-01 David Malcolm <dmalcolm@redhat.com>
417 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
418 from int to unsigned.
420 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
422 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
423 alternatives, eliminating preferred register class. Add support
424 for the MTVSRDD instruction in ISA 3.0.
425 (vsx_splat_v4si_internal): Use splat_input_operand instead of
426 reg_or_indexed_operand.
427 (vsx_splat_v4sf_internal): Likewise.
429 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
432 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
433 for loading up all 0's or all 1's.
435 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
437 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
439 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
441 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
443 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
444 * gcc.c (set_source_date_epoch_envvar): New function, sets
445 the SOURCE_DATE_EPOCH environment variable to the current time.
447 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
449 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
450 the factor for live Phi nodes.
452 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
454 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
455 * tree-parloops.c (parallelize_loops): likewise.
456 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
457 tree_unswitch_outer_loop): likewise.
459 2016-06-01 Jakub Jelinek <jakub@redhat.com>
462 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
463 around creation of the temporary.
465 2016-06-01 Richard Biener <rguenther@suse.de>
467 PR tree-optimization/71366
468 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
469 (unloop_loops): Move removing edges here ...
470 (try_unroll_loop_completely): ... from here.
471 (try_peel_loop): ... and here.
472 (tree_unroll_loops_completely_1): Track parent loops via
473 bitmap of header BBs.
474 (tree_unroll_loops_completely): Adjust for that.
476 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
478 * config/rs6000/altivec.h (vec_slv): New macro.
479 (vec_srv): New macro.
480 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
481 (UNSPEC_VSRV): New value.
484 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
485 (vsrv): New builtin definition.
486 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
487 define argument types for new builtin.
488 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
490 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
493 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
494 Jocelyn Mayer <l_indien@magic.fr>
497 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
498 detect processor family for signature_CENTAUR_ebx.
499 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
500 signature_CENTAUR_ebx.
501 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
502 <default>: Pass x86-64 for has_longmode.
504 2016-06-01 Nathan Sidwell <nathan@acm.org>
506 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
509 2016-06-01 Richard Biener <rguenther@suse.de>
511 PR tree-optimization/71261
512 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
513 of stmts successfully put in the bool pattern. Remove
514 single-use restriction.
515 (adjust_bool_pattern_cast): Add cast at the use site via the
516 pattern def sequence.
517 (adjust_bool_pattern): Remove recursion, maintain a hash-map
518 of patterned defs. Use the pattern def seqence instead of
519 multiple independent patterns.
520 (sort_after_uid): New qsort compare function.
521 (adjust_bool_stmts): New function to process stmts in the bool
523 (vect_recog_bool_pattern): Adjust.
524 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
525 (ifcvt_walk_pattern_tree): Likewise.
526 (stmt_is_root_of_bool_pattern): Likewise.
527 (ifcvt_repair_bool_pattern): Likewise.
528 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
530 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
532 * loop-unroll.c (decide_unroll_constant_iterations,
533 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
535 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
537 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
539 * tree-core.h (enum omp_clause_code): Remove
540 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
542 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
544 * config/arm/sync.md (arm_store_exclusive<mode>):
545 Use 'H' output modifier on operands[2] rather than creating a new
546 entry in out-of-bounds memory of the operands array.
547 (arm_store_release_exclusivedi): Likewise.
549 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
551 * config/arm/arm.c (arm_fusion_enabled_p): New function.
552 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
553 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
554 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
556 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
558 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
559 into account live statements for mask producers.
561 2016-06-01 Richard Biener <rguenther@suse.de>
563 PR tree-optimization/71311
564 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
565 restrict to non-INTEGER_CST @0.
567 2016-06-01 Richard Biener <rguenther@suse.de>
569 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
570 (relational patterns): Use :c to avoid pattern duplications.
572 2016-06-01 Richard Biener <rguenther@suse.de>
574 * genmatch.c (comparison_code_p): New predicate.
575 (swap_tree_comparison): New function.
576 (commutate): Add for_vec parameter to append new for entries.
577 Support commutating relational operators by swapping it alongside
579 (lower_commutative): Adjust.
580 (dt_simplify::gen): Do not pass artificial operators to gen
582 (decision_tree::gen): Do not add artificial operators as parameters.
583 (parser::parse_expr): Verify operator commutativity when :c is
584 applied. Allow :C to override this.
585 * match.pd: Adjust patterns to use :C instead of :c where required.
587 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
589 PR tree-optimization/71077
590 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
591 the combining step, use boolean_false_node and boolean_true_node
592 as the designated false/true return values.
594 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
596 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
597 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
598 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
601 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
603 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
604 of flags impliying the register renaming.
605 * toplev.c (process_options): Do not imply flag_rename_registers with
608 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
610 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
611 default implementation.
613 2016-05-31 Nathan Sidwell <nathan@acm.org>
615 * dwarf2out.c (cur_line_info_table): Add GTY marker.
617 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
619 * config/sh/constraints.md (b): Remove constraint.
620 * config/sh/predicates.md (arith_reg_operand): Remove
622 * config/sh/sh-modes.def (PDI): Remove.
623 * config/sh/sh.c (sh_target_reg_class,
624 sh_optimize_target_register_callee_saved): Remove functions.
625 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
626 (sh_expand_epilogue): Update comment.
627 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
628 sh_secondary_reload): Remove TARGET_REGS related code.
629 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
630 TARGET_REGISTER_P): Remove macros.
631 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
632 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
633 TR1_REG, TR2_REG): Remove constants.
634 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
636 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
638 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
639 define_expand patterns.
640 (adddi3_compact): Rename to adddi3.
641 (subdi3_compact): Rename to subdi3.
642 (*negdi2): Rename to negdi2.
643 (*abs<mode>2): Rename to abs<mode>2.
645 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
647 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
648 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
649 (atomic_sub_fetchsi): ... this new pattern.
650 (mvtc): Add CC_REG clobber.
652 2016-05-31 Marek Polacek <polacek@redhat.com>
654 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
656 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
658 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
659 aarch64_fusion_enabled_p to check for fusion capabilities.
661 2016-05-31 Richard Biener <rguenther@suse.de>
663 PR tree-optimization/71352
664 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
665 minus one and a negate.
667 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
669 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
670 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
672 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
673 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
674 Remove use of aarch64_simd_attr_length_move, set length attribute
676 (*aarch64_be_movoi): Likewise.
677 (*aarch64_be_movci): Likewise.
678 (*aarch64_be_movxi): Likewise.
680 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
682 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
683 It no longer does that.
684 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
686 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
688 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
689 attribute __unused__.
691 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
693 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
694 * config/arm/arm.c (arm_arch_thumb1): Define.
695 (arm_option_override): Initialize arm_arch_thumb1.
696 * config/arm/arm.h (arm_arch_thumb1): Declare.
697 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
700 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
703 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
704 `Yv' for scalar operand.
706 2016-05-31 Tom de Vries <tom@codesourcery.com>
708 PR tree-optimization/69068
709 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
710 phis with more than two args.
712 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
714 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
715 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
718 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
720 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
722 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
724 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
725 cpu_32, cpu_64, tune_32 and tune_64.
726 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
728 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
732 2016-05-30 Andi Kleen <ak@linux.intel.com>
734 * auto-profile.c (read_profile): Replace asserts with errors
735 when file does not exist.
736 * gcov-io.c (gcov_read_words): Dito.
738 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
740 * tree-cfg.c (print_loop): Print likely upper bounds.
742 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
744 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
745 * opts.c (default_options): Enable peel loops at -O3.
746 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
747 (try_peel_loop): Do not re-peel already peeled loops;
748 use likely upper bounds; fix profile updating.
749 (pass_complete_unroll::execute): Initialize peeled_loops.
751 2016-05-30 Martin Liska <mliska@suse.cz>
753 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
754 computed costs by frequency of BB they belong to.
755 (get_scaled_computation_cost_at): New function.
757 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
758 Marc Glisse <marc.glisse@inria.fr>
760 PR tree-optimization/71289
761 * match.pd (-1 / B < A, A > -1 / B): New transformations.
763 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
765 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
767 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
769 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
770 for peeled copies; avoid underflow when updating estimates; correctly
773 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
775 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
776 r236875. Corrected oe3 to oe2 as obvious.
778 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
782 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
783 that inserted stmt will not dominate stmts that defines its operand.
784 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
785 (rewrite_expr_tree_parallel): Likewise.
787 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
790 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
791 all fields including stmt_to_insert are swapped.
793 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
795 * predict.h (force_edge_cold): Declare.
796 * predict.c (force_edge_cold): New function.
797 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
799 (canonicalize_loop_induction_variables): Fix formating.
801 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
803 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
804 (visium_expand_copysign): Use gen_int_mode directly.
805 (visium_compute_frame_size): Minor tweaks.
807 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
809 * tree-vect-loop.c (vect_analyze_loop_2): Use
810 likely_max_stmt_executions_int.
812 2016-05-30 Tom de Vries <tom@codesourcery.com>
814 PR tree-optimization/69067
815 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
817 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
821 New peepholes to remove unneeded fild/fistp pairs.
822 (define_peephole2 atomic_loaddi_fpu): Ditto.
824 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
826 * predict.c (maybe_hot_frequency_p): Avoid division.
828 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
830 * doc/install.texi: Use https for shop.fsf.org.
832 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
834 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
835 likely_max_stmt_executions_int.
837 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
839 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
840 likely_max_stmt_executions_int.
842 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
844 * profile.c (compute_branch_probabilities): Do not report hitrates
846 (branch_prob): Report hitrates here.
847 * predict.c (gimple_predict_edge): Do not assert profile status;
848 fix formatting issues.
850 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
852 * predict.c (edge_predicted_by_p): New function.
853 (predict_paths_for_bb): Do not put multiple predictions of the same type
856 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
858 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
861 2016-05-28 Alan Modra <amodra@gmail.com>
863 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
865 2016-05-28 Alan Modra <amodra@gmail.com>
867 PR rtl-optimization/71275
868 * ira.c (ira): Free dominance info.
870 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
872 * doc/sourcebuild.texi: New address for upstream Go repository.
874 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
876 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
877 (TARGET_ARM_V7M): Likewise.
879 2016-05-26 Jeff Law <law@redhat.com>
881 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
882 (thread_across_edge): Remove calls to find_jump_threads_backwards.
883 * passes.def: Add jump threading passes before DOM/VRP.
884 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
885 argument to a basic block from an edge. Remove tests which are
887 (pass_data_thread_jumps, class pass_thread_jumps): New.
888 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
889 (make_pass_thread_jumps): Likewise.
890 * tree-pass.h (make_pass_thread_jumps): Declare.
892 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
894 * config/visium/visium-protos.h (split_double_move): Rename into...
895 (visium_split_double_move): ...this.
896 (visium_split_double_add): Declare.
897 * config/visium/visium.c (split_double_move): Rename into...
898 (visium_split_double_move): ...this.
899 (visium_split_double_add): New function.
900 (visium_expand_copysign): Renumber operands for consistency.
901 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
902 (DFmode move splitter): Likewise.
903 (*addi3_insn): Split by means of visium_split_double_add.
904 (*adddi3_insn_flags): Delete.
905 (*plus_plus_sltu<subst_arith>): New insn.
906 (*subdi3_insn): Split by means of visium_split_double_add.
907 (subdi3_insn_flags): Delete.
908 (*minus_minus_sltu<subst_arith>): New insn.
909 (*negdi2_insn): Split by means of visium_split_double_add.
910 (*negdi2_insn_flags): Delete.
912 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
914 * configure.ac: Treat a --with-headers option without argument
915 the same as the default (i.e. consult sys-include directory).
916 * configure: Regenerate.
918 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
920 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
921 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
923 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
924 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
926 2016-05-27 Jiong Wang <jiong.wang@arm.com>
929 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
930 tree-stdarg analysis results.
931 (aarch64_setup_incoming_varargs): Likewise.
933 2016-05-27 Jiong Wang <jiong.wang@arm.com>
935 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
936 va_list_gpr_counter_field and va_list_fpr_counter_field.
938 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
941 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
942 * config/aarch64/aarch64.c
943 (aarch64_cannot_change_mode_class): Remove function.
944 * config/aarch64/aarch64-protos.h
945 (aarch64_cannot_change_mode_class): Remove.
947 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
949 * cfgloop.c (record_niter_bound): Record likely upper bounds.
950 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
951 get_likely_max_loop_iterations_int): New.
952 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
953 any_likely_upper_bound.
954 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
956 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
957 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
959 (unroll_loop_constant_iterations): Likewise.
960 (unroll_loop_runtime_iterations): Likewise.
961 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
962 * lto-streamer-out.c (output_cfg): Likewise.
963 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
965 (canonicalize_loop_induction_variables): Dump likely upper bounds.
966 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
967 (likely_max_loop_iterations): New.
968 (likely_max_loop_iterations_int): New.
969 (likely_max_stmt_executions): New.
970 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
971 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
972 likely_max_stmt_executions): Declare.
974 2016-05-27 Marek Polacek <polacek@redhat.com>
977 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
979 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
981 * config/s390/s390.md (2x risbg splitters): Use
982 reg_overlap_mentioned_p instead of rtx_equal_p.
984 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
986 * combine.c (make_compound_operation): Take known zero bits into
987 account when checking for possible zero_extend.
989 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
991 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
992 Use const_int_operand for operand 2 predicate. Simplify expand code
995 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
998 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
1001 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1003 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
1004 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
1005 that returns CC_SESWPmode and CC_ZESWPmode.
1006 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
1008 (aarch64_rtx_costs): Likewise.
1010 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
1012 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
1013 for ISA 3.0 min/max support.
1014 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
1015 conditional move support.
1016 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
1017 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
1019 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
1020 conditional moves where the comparison type is different from move
1022 (fp_minmax): New code iterator for smin/smax.
1023 (minmax): New code attributes for min/max.
1024 (SMINMAX): Likewise.
1025 (smax<mode>3): Combine min, max insns into one insn using the
1026 fp_minmax code iterator. Add support for ISA 3.0 min/max
1027 instructions that don't need -ffast-math.
1028 (s<minmax><mode>3): Likewise.
1029 (smax<mode>3_vsx): Likewise.
1030 (smin<mode>3): Likewise.
1031 (s<minmax><mode>3_vsx): Likewise.
1032 (smin<mode>3_vsx): Likewise.
1033 (pre-VSX min/max splitters): Likewise.
1034 (s<minmax><mode>3_fpr): Likewise.
1035 (movsfcc): Rewrite floating point conditional moves to combine
1036 SFmode/DFmode into a single insn.
1037 (mov<mode>cc): Likewise.
1038 (movdfcc): Likewise.
1039 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
1040 SFDF2 iterators to handle all combinations.
1041 (fseldfsf4): Likewise.
1042 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
1043 (fseldfdf4): Likewise.
1044 (fselsfdf4): Likewise.
1045 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
1046 comparison instructions that set a 0/-1 mask, and use it for
1047 floating point conditional move via XXSEL.
1048 (fpmask<mode>): Likewise.
1049 (xxsel<mode>): Likewise.
1050 * config/rs6000/predicates.md (min_max_operator): Delete, no
1052 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
1053 instructions that generate a 0/-1 mask for use with XXSEL.
1054 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
1055 say whether floating point min/max is available, either through
1056 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
1057 (TARGET_MINMAX_DF): Likewise.
1059 2016-05-27 Alan Modra <amodra@gmail.com>
1061 PR rtl-optimization/71275
1062 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
1063 for update_equiv_regs and combine_and_move_insns.
1065 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
1068 if_then_else or cond RTXes to calculate attribute value.
1069 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
1070 <attr "length_immediate>: Ditto.
1071 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
1072 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
1073 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
1074 <attr "type">: Ditto.
1075 <attr "prefix_data16">: Ditto.
1076 <attr "prefix_extra">: Ditto.
1077 <attr "length_immediate">: Ditto.
1078 <attr "prefix">: Ditto.
1079 (vec_set<mode>_0) <attr "isa">: Ditto.
1080 <attr "prefix_extra">: Ditto.
1081 <attr "length_immediate">: Ditto.
1082 <attr "prefix">: Ditto.
1083 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
1084 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
1085 (sse2_storelpd) <attr "prefix_data16">: Ditto.
1086 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
1087 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
1088 <attr "length_immediate">: Ditto.
1089 <attr "prefix">: Ditto.
1090 (sse2_movsd) <attr "length_immediate">: Ditto.
1091 <attr "prefix">: Ditto.
1092 (vec_concatv2df) <attr "isa">: Ditto.
1093 <attr "prefix">: Ditto.
1094 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
1095 (*vec_extractv2di_1) <attr "isa">: Ditto.
1096 <attr "type">: Ditto.
1097 <attr "length_immediate">: Ditto.
1098 <attr "prefix_rex">: Ditto.
1099 <attr "prefix_extra">: Ditto.
1100 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
1101 <attr "prefix_extra">: Ditto.
1102 <attr "length_immediate">: Ditto.
1103 (vec_concatv2di) <attr "isa">: Ditto.
1104 <attr "prefix_extra">: Ditto.
1105 <attr "length_immediate">: Ditto.
1106 <attr "prefix">: Ditto.
1108 2016-05-26 Martin Liska <mliska@suse.cz>
1110 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
1112 (operator+): Likewise.
1113 (operator-): Likewise.
1114 (comp_cost::operator+=): Likewise.
1115 (comp_cost::operator-=): Likewise.
1116 (comp_cost::operator/=): Likewise.
1117 (comp_cost::operator*=): Likewise.
1118 (operator<): Likewise.
1119 (operator==): Likewise.
1120 (operator<=): Likewise.
1122 (infinite_cost_p): Likewise.
1123 (add_costs): Likewise.
1124 (sub_costs): Likewise.
1125 (compare_costs): Likewise.
1126 (set_group_iv_cost): Use the newly introduced functions.
1127 (get_address_cost): Likewise.
1128 (get_shiftadd_cost): Likewise.
1129 (force_expr_to_var_cost): Likewise.
1130 (split_address_cost): Likewise.
1131 (ptr_difference_cost): Likewise.
1132 (difference_cost): Likewise.
1133 (get_computation_cost_at): Likewise.
1134 (determine_group_iv_cost_generic): Likewise.
1135 (determine_group_iv_cost_address): Likewise.
1136 (determine_group_iv_cost_cond): Likewise.
1137 (autoinc_possible_for_pair): Likewise.
1138 (determine_group_iv_costs): Likewise.
1139 (cheaper_cost_pair): Likewise.
1140 (iv_ca_recount_cost): Likewise.
1141 (iv_ca_set_no_cp): Likewise.
1142 (iv_ca_set_cp): Likewise.
1143 (iv_ca_cost): Likewise.
1144 (iv_ca_new): Likewise.
1145 (iv_ca_dump): Likewise.
1146 (iv_ca_narrow): Likewise.
1147 (iv_ca_prune): Likewise.
1148 (iv_ca_replace): Likewise.
1149 (try_add_cand_for): Likewise.
1150 (try_improve_iv_set): Likewise.
1151 (find_optimal_iv_set): Likewise.
1153 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
1155 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
1156 that internal functions will clobber all caller-saved registers.
1158 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1160 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
1161 Return a better case_values_threshold when optimizing.
1163 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
1165 * config/aarch64/aarch64-simd.md (aarch64_combinez):
1166 Add ? to integer variant.
1167 (aarch64_combinez_be): Likewise.
1169 2016-05-26 Jakub Jelinek <jakub@redhat.com>
1171 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
1172 instead of x constraint.
1173 (vcvtps2ph256<mask_name>): Likewise.
1175 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
1176 alternative. Formatting fix.
1178 * config/i386/sse.md
1179 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
1181 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
1182 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
1183 maybe_evex prefix instead of vex.
1184 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
1185 EXT_REX_SSE_REG_P (op0) case in the splitter.
1187 2016-05-25 Jeff Law <law@redhat.com>
1189 PR tree-optimization/71272
1190 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
1191 Update comments. Add test for empty path.
1193 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
1195 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
1196 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
1197 special case builtin.
1198 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
1199 code for ALTIVEC_BUILTIN_VEC_CMPNE.
1200 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
1201 for __builtin_vec_cmpne.
1203 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
1205 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
1206 redundant test and bail out if the type of the new operand is not
1207 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
1209 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1211 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
1212 (x_ix86_target_flags_explicit): Remove.
1213 * config/i386/i386.c (ix86_function_specific_save): Do not copy
1214 x_ix86_target_flags_explicit.
1215 (ix86_function_specific_restore): Ditto.
1217 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
1218 H.J. Lu <hongjiu.lu@intel.com>
1221 * common/config/i386/i386-common.c
1222 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
1223 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
1224 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
1225 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
1226 (-mgeneral-regs-only): Add new option.
1227 * config/i386/i386.c (ix86_option_override_internal): Don't enable
1228 x87 instructions if only general registers are allowed.
1229 (ix86_target_string): Add ix86_flags argument. Handle additional
1230 flags options through ix86_flags argument. Update all callers.
1231 * doc/invoke.texi: Document -mgeneral-regs-only.
1233 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1235 PR rtl-optimization/66940
1236 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
1237 decrementing desired_val will not overflow before performing these
1240 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
1242 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
1243 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
1244 * config/i386/i386.c (enum ix86_builtins): Add
1245 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
1246 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
1247 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
1248 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
1249 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
1250 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
1251 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
1252 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
1253 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
1254 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
1255 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
1256 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
1257 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
1258 __builtin_ia32_cvtps2dq512_mask.
1259 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
1260 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
1261 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
1262 * config/i386/sse.md
1263 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
1265 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
1266 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
1268 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
1269 (avx512f_vec_pack_sfix_v8df): New define_expand.
1270 (avx512f_roundpd512): Rename to ...
1271 (avx512f_round<castmode>512): ... this. Change iterator.
1272 (avx512f_roundps512_sfix): New define_expand.
1273 (round<mode>2_sfix): Change iterator.
1275 2016-05-25 Nick Clifton <nickc@redhat.com>
1277 * config/msp430/msp430.c (msp430_attr): Produce an error if a
1278 static interrupt handler is detected.
1279 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
1280 default linker script.
1281 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
1282 the low part of a symbolic pointer.
1284 2016-05-25 Richard Biener <rguenther@suse.de>
1286 PR tree-optimization/71261
1287 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
1288 interesting stmt instead of immediate uses when looking
1289 for the use operand to replace.
1291 2016-05-25 Martin Liska <mliska@suse.cz>
1293 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
1295 2016-05-25 Richard Biener <rguenther@suse.de>
1297 PR tree-optimization/71264
1298 * tree-vect-stmts.c (vect_init_vector): Properly deal with
1301 2016-05-25 Martin Liska <mliska@suse.cz>
1303 PR tree-optimization/71239
1304 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
1305 if DECL_SIZE is NULL.
1307 2016-05-25 Richard Biener <rguenther@suse.de>
1309 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
1310 * tree-if-conv.c (pass_data_if_conversion): Use it.
1312 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
1314 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
1315 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
1316 * varpool.c (varpool_node::get_availability): Likewise.
1318 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1320 * config/rs6000/altivec.md (VNEG iterator): New iterator for
1321 VNEGW/VNEGD instructions.
1322 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
1323 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
1324 support for ISA 3.0 VNEGW/VNEGD instructions.
1326 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
1328 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
1329 pointers inside OACC_DATA regions.
1330 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
1331 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
1332 (gimplify_adjust_omp_clauses): Fix typo in comment.
1334 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
1336 * config/rs6000/altivec.md (VParity): New mode iterator for vector
1337 parity built-in functions.
1338 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
1340 (p9v_parity<mode>2): Likewise.
1341 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
1343 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
1344 (parity<mode>2): ISA 3.0 expander for vector parity.
1345 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
1347 (BU_P9_64BIT_MISC_0): Likewise.
1348 (BU_P9_MISC_0): Likewise.
1349 (BU_P9V_AV_1): Likewise.
1350 (BU_P9V_AV_2): Likewise.
1351 (BU_P9V_AV_3): Likewise.
1352 (BU_P9V_AV_P): Likewise.
1353 (BU_P9V_VSX_1): Likewise.
1354 (BU_P9V_OVERLOAD_1): Likewise.
1355 (BU_P9V_OVERLOAD_2): Likewise.
1356 (BU_P9V_OVERLOAD_3): Likewise.
1357 (VCTZB): Add vector count trailing zeros support.
1361 (VPRTYBD): Add vector parity support.
1362 (VPRTYBQ): Likewise.
1363 (VPRTYBW): Likewise.
1364 (VCTZ): Add overloaded vector count trailing zeros support.
1365 (VPRTYB): Add overloaded vector parity support.
1366 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1367 overloaded vector count trailing zeros and parity instructions.
1368 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
1369 vector parity support.
1370 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
1371 trailing zeros support.
1372 (vec_cntlz): Likewise.
1373 (vec_vctzb): Likewise.
1374 (vec_vctzd): Likewise.
1375 (vec_vctzh): Likewise.
1376 (vec_vctzw): Likewise.
1377 (vec_vprtyb): Add ISA 3.0 vector parity support.
1378 (vec_vprtybd): Likewise.
1379 (vec_vprtybw): Likewise.
1380 (vec_vprtybq): Likewise.
1381 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1382 the ISA 3.0 vector count trailing zeros and vector parity built-in
1385 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1387 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
1388 when there is stmt_to_insert.
1390 2016-05-24 Martin Sebor <msebor@redhat.com>
1393 * tree.h (complete_or_array_type_p): New inline function.
1395 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1397 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
1398 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
1399 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
1401 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
1402 Limit 1st alternative to noavx isa, split 2nd alternative into one
1403 noavx and one avx alternative, use *x and Bm in the former and
1404 x and m in the latter.
1406 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
1407 of sse4 for the first alternative, drop %v from the template
1408 and d operand modifier. Split second alternative into one sse4_noavx
1409 and one avx alternative, use *x instead of *v in the former and v
1410 instead of *v in the latter.
1411 (*sse4_1_extractps): Use noavx isa instead of * for the first
1412 alternative, drop %v from the template. Split second alternative into
1413 one noavx and one avx alternative, use *x instead of *v in the
1414 former and v instead of *v in the latter.
1415 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
1416 with noavx and the last one with avx.
1417 (sse4_1_phminposuw): Guard first alternative with noavx isa,
1418 split the second one into one noavx and one avx alternative,
1419 use *x and Bm in the former and x and m in the latter one.
1420 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
1423 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
1424 first two alternatives to noavx, use *x instead of *v in the second
1425 one, add avx alternative without *.
1426 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
1427 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
1428 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
1430 2016-05-24 Jeff Law <law@redhat.com>
1432 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
1433 New function, extracted from...
1434 (fsm_find_control_statement_thread_paths): Here. Use the new function.
1435 Allow simple copies and constant initializations in the SSA chain.
1437 2016-05-24 Marek Polacek <polacek@redhat.com>
1440 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
1443 2016-05-24 Jakub Jelinek <jakub@redhat.com>
1446 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
1447 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
1448 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
1449 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
1450 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
1452 2016-05-24 Richard Biener <rguenther@suse.de>
1454 PR tree-optimization/71240
1455 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
1458 2016-05-24 Richard Biener <rguenther@suse.de>
1460 PR tree-optimization/71230
1461 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
1463 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1465 * tree-vectorizer.h (vectorizable_comparison): Delete.
1466 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
1467 PURE_SLP_STMT check.
1468 * tree-vect-stmts.c (vectorizable_call): Likewise.
1469 (vectorizable_simd_clone_call): Likewise.
1470 (vectorizable_conversion): Likewise.
1471 (vectorizable_assignment): Likewise.
1472 (vectorizable_shift): Likewise.
1473 (vectorizable_operation): Likewise.
1474 (vectorizable_load): Likewise.
1475 (vectorizable_condition): Likewise.
1476 (vectorizable_store): Likewise. Assert that we don't have
1478 (vectorizable_comparison): Make static. Remove redundant
1479 PURE_SLP_STMT check.
1480 (vect_transform_stmt): Assert that we always have an slp_node
1483 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1485 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
1486 operands[2] against 1 with comparison against CONST1_RTX.
1487 (<shift>di3_neon): Likewise.
1488 * config/arm/predicates.md (const0_operand): Replace with comparison
1491 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1493 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
1494 operands[2] against 1 with comparison against CONST1_RTX.
1495 (ashrdi3): Likewise.
1496 (lshrdi3): Likewise.
1497 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
1499 (ashrsi3): Likewise.
1500 (lshrsi3): Likewise.
1501 (rotrsi3): Likewise.
1502 (define_split above *compareqi_eq0): Likewise.
1503 (define_split above "prologue"): Likewise.
1504 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
1505 * config/arm/predicates.md (shift_operator): Likewise.
1506 (shift_nomul_operator): Likewise.
1507 (sat_shift_operator): Likewise.
1508 (thumb1_cmp_operand): Likewise.
1509 (const_neon_scalar_shift_amount_operand): Replace manual range
1510 check with IN_RANGE.
1511 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
1512 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
1514 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1516 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
1517 with HOST_WIDE_INT_1.
1519 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
1520 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
1521 (arm_canonicalize_comparison): Likewise.
1522 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
1524 (thumb1_size_rtx_costs): Likewise.
1525 (vfp_const_double_index): Replace cast of 1 to unsigned
1526 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1527 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
1529 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
1530 HOST_WIDE_INT with HOST_WIDE_INT_1U.
1531 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
1532 HOST_WIDE_INT with HOST_WIDE_INT_1.
1534 2016-05-24 Marek Polacek <polacek@redhat.com>
1536 * tree-cfg.h (should_remove_lhs_p): New predicate.
1537 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
1538 * gimplify.c (gimplify_modify_expr): Likewise.
1539 * tree-cfg.c (verify_gimple_call): Likewise.
1540 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
1541 * gimple-fold.c: Include "tree-cfg.h".
1542 (gimple_fold_call): Use should_remove_lhs_p.
1544 2016-05-24 Richard Biener <rguenther@suse.de>
1546 PR tree-optimization/71253
1547 * cfganal.h (control_dependences): Make robust against edge
1549 (control_dependences::control_dependences): Remove edge_list argument.
1550 (control_dependences::get_edge): Remove.
1551 (control_dependences::get_edge_src): Add.
1552 (control_dependences::get_edge_dest): Likewise.
1553 (control_dependences::m_el): Make a vector of edge src/dest index.
1554 * cfganal.c (control_dependences::find_control_dependence): Adjust.
1555 (control_dependences::control_dependences): Likewise.
1556 (control_dependences::~control_dependence): Likewise.
1557 (control_dependences::get_edge): Remove.
1558 (control_dependences::get_edge_src): Add.
1559 (control_dependences::get_edge_dest): Likewise.
1560 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
1562 (perform_tree_ssa_dce): Adjust.
1563 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
1565 (pass_loop_distribution::execute): Adjust. Do loop destroying
1566 conditional on changed.
1568 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1571 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
1572 return. Reindent transformation comment and mention the ARM state
1575 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1578 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
1579 after build_and_add_sum creates new use stmt.
1581 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1583 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
1584 load_lanes/grouped_load classification comes first. Don't check
1585 whether the vectorization factor is a multiple of the group size
1588 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
1590 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
1591 GROUP_GAP for single-element interleaving.
1592 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
1595 2016-05-24 Richard Biener <rguenther@suse.de>
1599 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
1600 bases which are accessed with non-invariant indices.
1601 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
1602 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
1604 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
1607 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
1608 (add_to_ops_vec): Add stmt_to_insert.
1609 (add_repeat_to_ops_vec): Init stmt_to_insert.
1610 (insert_stmt_before_use): New.
1611 (transform_add_to_multiply): Remove mult_stmt insertion and add it
1613 (get_ops): Init stmt_to_insert.
1614 (maybe_optimize_range_tests): Likewise.
1615 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
1616 (rewrite_expr_tree_parallel): Likewise.
1617 (reassociate_bb): Likewise.
1619 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1622 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
1623 ISA 3.0 xxperm fusion alternative.
1624 (altivec_vperm_v8hiv16qi): Likewise.
1625 (altivec_vperm_<mode>_uns_internal): Likewise.
1626 (vperm_v8hiv4si): Likewise.
1627 (vperm_v16qiv8hi): Likewise.
1629 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1630 Kelvin Nilsen <kelvin@gcc.gnu.org>
1632 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
1633 vpermr/xxpermr on ISA 3.0.
1634 (altivec_expand_vec_perm_le): Likewise.
1635 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
1636 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
1639 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.h (IS_STACK_MODE): Enable for
1642 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
1643 SSE_FLOAT_MODE_P macros.
1644 * config/i386/i386.c (ix86_preferred_reload_class): Use
1645 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
1646 Cleanup regclass processing for CONST_DOUBLE_P.
1647 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
1648 (ix86_rtx_costs): Remove redundant TARGET_80387 check
1649 with IS_STACK_MODE macro.
1650 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
1652 (*movdf_internal): Use IS_STACK_MODE macro.
1653 (*movsf_internal): Ditto.
1655 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
1657 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
1658 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
1660 2016-05-23 Jeff Law <law@redhat.com>
1662 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
1664 (fsm_find_control_statement_thread_paths): Call it.
1666 2016-05-23 Martin Jambor <mjambor@suse.cz>
1669 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
1670 from_global_constant if t is not NULL.
1672 2016-05-23 Marek Polacek <polacek@redhat.com>
1675 * common.opt (Wswitch-unreachable): New option.
1676 * doc/invoke.texi: Document -Wswitch-unreachable.
1677 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
1680 2016-05-23 Bin Cheng <bin.cheng@arm.com>
1682 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
1683 TMR_INDEX is non-NULL.
1685 2016-05-23 Richard Biener <rguenther@suse.de>
1687 PR tree-optimization/71230
1688 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
1689 (try_special_add_to_ops): ... here. Always test for single-use.
1691 2016-05-23 Martin Jambor <mjambor@suse.cz>
1693 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
1694 default block if a PHI node in the original one would be resized.
1696 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1698 PR tree-optimization/58135
1699 * tree-vect-slp.c: When group size is not multiple
1700 of vector size, allow splitting of store group at
1703 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
1705 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
1707 2016-05-22 Jakub Jelinek <jakub@redhat.com>
1709 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
1710 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
1711 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
1714 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
1715 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
1716 v constraint instead of x and vinserti32x4 insn.
1718 * config/i386/sse.md (i128vldq): New mode iterator.
1719 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
1720 avx512dq and avx512vl alternatives.
1722 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
1723 constraint, use maybe_evex prefix instead of vex.
1724 (vec_dupv4sf): Use v constraint instead of x for output
1725 operand except for noavx alternative, use Yv constraint
1726 instead of x for input. Use maybe_evex prefix instead of vex.
1727 (*vec_dupv4si): Likewise.
1728 (*vec_dupv2di): Likewise.
1730 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
1733 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
1734 (linearize_expr_tree): Call try_special_add_to_ops.
1735 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
1737 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1739 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
1740 to computed stack_usage.
1742 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1745 * config/avr/avr.md (define_expand "mov<mode>"): If the source
1746 operand is subreg (symbol_ref) then move the symbol ref to register.
1748 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
1750 * tree.c (array_at_struct_end_p): Look through MEM_REF.
1752 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
1755 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
1758 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1760 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
1761 ranges by calling get_single_symbol and tidy up. Look more closely
1762 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
1764 2016-05-20 Jeff Law <law@redhat.com>
1766 * bitmap.c (bitmap_find_bit): Remove useless test.
1768 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
1770 * function.c (thread_prologue_and_epilogue_insns): Commit the
1771 insertion of the epilogue.
1773 2016-05-20 Martin Jambor <mjambor@suse.cz>
1775 PR tree-optimization/70884
1776 * tree-sra.c (initialize_constant_pool_replacements): Do not check
1777 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
1778 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
1779 of constant pool data as a reason for scalarization.
1781 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
1783 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
1784 for naked functions.
1785 (thumb1_expand_prologue): Likewise.
1787 2016-05-20 Nathan Sidwell <nathan@acm.org>
1789 * config/nvptx/nptx.c (nvptx_option_override): Only set
1790 flag_toplevel_reorder, if not explicitly specified. Set
1791 flag_no_common, unless explicitly specified.
1793 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1795 * calls.c (can_implement_as_sibling_call_p): Mark param
1796 reg_parm_stack_space with ATTRIBUTE_UNUSED.
1798 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
1800 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
1801 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
1802 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
1804 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
1805 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
1808 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
1810 * config/nvptx/nvptx.md (sincossf3): New pattern.
1812 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1814 * calls.c (maybe_complain_about_tail_call): New function.
1815 (initialize_argument_information): Call
1816 maybe_complain_about_tail_call when clearing *may_tailcall.
1817 (can_implement_as_sibling_call_p): Call
1818 maybe_complain_about_tail_call when returning false.
1819 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
1820 ensure try_tail_call is set. Call maybe_complain_about_tail_call
1821 if tail-call optimization fails.
1822 * cfgexpand.c (expand_call_stmt): Initialize
1823 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
1824 * gimple-pretty-print.c (dump_gimple_call): Dump
1825 gimple_call_must_tail_p.
1826 * gimple.c (gimple_build_call_from_tree): Call
1827 gimple_call_set_must_tail with the value of
1828 CALL_EXPR_MUST_TAIL_CALL.
1829 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
1830 (gimple_call_set_must_tail): New function.
1831 (gimple_call_must_tail_p): New function.
1832 * print-tree.c (print_node): Update printing of TREE_STATIC
1833 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
1834 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
1835 trailing comment listing applicable flags.
1836 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
1838 2016-05-20 David Malcolm <dmalcolm@redhat.com>
1840 * calls.c (expand_call): Move "Rest of purposes for tail call
1841 optimizations to fail" to...
1842 (can_implement_as_sibling_call_p): ...this new function, and
1843 split into multiple "if" statements.
1845 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1847 * cfgloop.h (expected_loop_iterations_unbounded,
1848 expected_loop_iterations): Unconstify.
1849 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
1850 profile with known upper bound; return 3 when profile is absent.
1851 (expected_loop_iterations): Update.
1853 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1855 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
1856 and get_max_loop_iterations_int.
1858 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
1860 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
1861 realistic upper bounds here.
1863 2016-05-20 Jakub Jelinek <jakub@redhat.com>
1866 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
1867 calls if the LHS is variable length or has addressable type.
1868 If targets[0]->decl is a noreturn call with void return type and
1869 zero arguments, adjust fntype and remove lhs in that case.
1871 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
1873 PR tree-optimization/71079
1874 PR tree-optimization/71206
1875 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
1877 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1879 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
1880 (get_vec_alignment_for_array_decl): Likewise.
1881 (get_vec_alignment_for_record_decl): Likewise.
1882 (increase_alignment::execute): Move code to find alignment to
1883 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
1884 (type_align_map): New hash_map.
1886 2016-05-20 Richard Guenther <rguenther@suse.de>
1888 PR tree-optimization/29756
1889 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
1890 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
1891 * fold-const.c (operand_equal_p): Likewise.
1892 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
1893 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
1894 * tree-inline.c (estimate_operator_cost): Likewise.
1895 * tree-pretty-print.c (dump_generic_node): Likewise.
1896 * tree-ssa-operands.c (get_expr_operands): Likewise.
1897 * cfgexpand.c (expand_debug_expr): Likewise.
1898 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
1899 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
1900 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
1901 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
1902 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
1903 (execute_update_addresses_taken): Do it.
1905 2016-05-20 Richard Biener <rguenther@suse.de>
1907 PR tree-optimization/71185
1908 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
1909 register operations.
1911 2016-05-20 Richard Biener <rguenther@suse.de>
1913 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
1914 gimple_seq_add_seq_without_update.
1915 (release_bb_predicate): Assert we have no operands to free.
1916 (if_convertible_loop_p_1): Calculate post dominators later.
1917 Do not free BB predicates here.
1918 (combine_blocks): Do not recompute BB predicates.
1919 (version_loop_for_if_conversion): Save BB predicates around
1922 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1924 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
1925 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
1926 code. Ignore sibcalls on EDGE_IGNORE edges.
1927 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
1928 on edges for sibcalls that run without prologue. The rest of the
1929 function is combined from...
1930 (fix_fake_fallthrough_edge): ... this, and ...
1931 (try_shrink_wrapping): ... a part of this. Remove the bb_with
1932 function argument, make it a local variable.
1934 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
1936 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
1937 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
1938 for 32-bit mode and SEH for 64-bit.
1939 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
1940 TARGET_64BIT_DEFAULT.
1942 2016-05-19 Ryan Burn <contact@rnburn.com>
1944 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
1945 * gengtype.c (open_base_files): Add cilk.h to ifiles.
1947 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
1949 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
1950 force pending loads from memory.
1952 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
1954 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
1955 (UNSPEC_DARN_32): New unspec constant.
1956 (UNSPEC_DARN_RAW): New unspec constant.
1957 (darn_32): New instruction.
1958 (darn_raw): New instruction.
1959 (darn): New instruction.
1960 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
1961 support and documentation for this macro.
1962 (BU_P9_MISC_1): New macro definition.
1963 (BU_P9_64BIT_MISC_0): New macro definition.
1964 (BU_P9_MISC_0): New macro definition.
1965 (darn_32): New builtin definition.
1966 (darn_raw): New builtin definition.
1967 (darn): New builtin definition.
1968 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
1969 RS6000_BUILTIN_0 directives to surround each occurrence of
1970 #include "rs6000-builtin.def".
1971 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
1972 RS6000_BTM_64BIT flags to the returned mask, depending on
1974 (def_builtin): Correct an error in the assignments made to the
1975 debugging variable attr_string.
1976 (rs6000_expand_builtin): Add support for no-operand built-in
1978 (builtin_function_type): Remove fatal_error assertion that is no
1980 (rs6000_common_init_builtins): Add support for no-operand built-in
1982 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
1984 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
1986 (RS6000_BTM_64BIT): New macro definition.
1987 * doc/extend.texi: Document __builtin_darn (void),
1988 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
1991 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
1993 * tree-vect-loop.c (vect_analyze_loop_2): Use also
1994 max_loop_iterations_int.
1996 2016-05-19 Marek Polacek <polacek@redhat.com>
1998 PR tree-optimization/71031
1999 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
2000 condition and adjust the code a bit.
2002 2016-05-19 Martin Liska <mliska@suse.cz>
2004 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
2005 auto_vec instead of vec.
2007 2016-05-19 Martin Liska <mliska@suse.cz>
2009 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
2011 2016-05-19 Martin Liska <mliska@suse.cz>
2013 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
2015 2016-05-19 Martin Liska <mliska@suse.cz>
2017 * ipa-pure-const.c (set_function_state): Remove an existing
2019 (remove_node_data): Do not free it as it's released
2020 in set_function_state.
2022 2016-05-19 Martin Liska <mliska@suse.cz>
2024 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
2027 2016-05-19 Martin Liska <mliska@suse.cz>
2029 * omp-simd-clone.c (simd_clone_adjust): Release vector.
2031 2016-05-19 Martin Liska <mliska@suse.cz>
2033 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
2034 an auto_vec instead of re-creating it.
2036 2016-05-19 Martin Liska <mliska@suse.cz>
2038 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
2039 auto_vec instead of vec.
2041 2016-05-19 Martin Liska <mliska@suse.cz>
2043 * lto-section-in.c (lto_get_section_data): Call
2044 lto_check_version with additional argument.
2045 * lto-streamer.c (lto_check_version): Add new argument.
2046 * lto-streamer.h (lto_check_version): Likewise.
2048 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2050 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
2051 Don't add cost of inner memory when handling sign-extended loads.
2053 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
2055 PR rtl-optimization/71148
2056 * cse.c (cse_main): Free dominance info.
2057 (rest_of_handle_cse): Don't free dominance info.
2058 (rest_of_handle_cse2): Likewise.
2059 (rest_of_handle_cse_after_global_opts): Likewise.
2061 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2064 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
2065 NULL_TREE early if NEON is not available. Remove now redundant check
2066 in ARM_CHECK_BUILTIN_MODE.
2068 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
2071 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
2072 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
2073 * doc/cpp.texi: Document new macros.
2075 2016-05-19 Bin Cheng <bin.cheng@arm.com>
2077 PR tree-optimization/69848
2078 * tree-vect-loop.c (vectorizable_reduction): Don't factor
2079 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
2081 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2083 * function.c (thread_prologue_and_epilogue_insn): Move the
2084 "goto epilogue_done" one block later.
2086 2016-05-19 Richard Biener <rguenther@suse.de>
2088 PR tree-optimization/70729
2089 * passes.def: Move LIM pass before PRE. Remove no longer
2090 required copyprop and move first DCE out of the loop pipeline.
2092 2016-05-18 David Malcolm <dmalcolm@redhat.com>
2095 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
2096 (OBJS-libcommon-target): ...here.
2097 * opts-common.c: Include spellcheck.h.
2098 (cmdline_handle_error): Build a vec of valid options and use it
2099 to suggest provide hints for misspelled arguments.
2101 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2104 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
2105 lhs if it has TREE_ADDRESSABLE type.
2107 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
2110 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
2111 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
2113 2016-05-18 Martin Jambor <mjambor@suse.cz>
2116 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
2117 input for NOP_EXPR pass-through functions.
2118 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
2119 aggregate global constant VAR_DECLs in constant jump functions.
2121 2016-05-18 Martin Jambor <mjambor@suse.cz>
2124 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
2125 from TREE_READONLY parameters.
2127 2016-05-18 Martin Jambor <mjambor@suse.cz>
2130 * cgraph.h (cgraph_indirect_call_info): New field
2131 guaranteed_unmodified.
2132 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
2133 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2135 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
2136 pass the parameter value to ipa_find_agg_cst_for_param.
2137 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
2138 guaranteed_unmodified, store AA results there instead of bailing out
2140 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
2141 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
2142 (find_constructor_constant_at_offset): New function.
2143 (ipa_find_agg_cst_from_init): Likewise.
2144 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
2145 static initializers of contants, report back through a new paameter
2146 from_global_constant if that was the case.
2147 (try_make_edge_direct_simple_call): Also pass parameter value to
2148 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
2150 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
2151 (ipa_read_indirect_edge_info): Likewise.
2152 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
2153 (ipa_load_from_parm_agg): Likewise.
2155 2016-05-18 Jiong Wang <jiong.wang@arm.com>
2157 PR rtl-optimization/71150
2158 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
2161 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
2164 * config/rs6000/constraints.md (wE constraint): New constraint
2165 for a vector constant that can be loaded with XXSPLTIB.
2166 (wM constraint): New constraint for a vector constant of a 1's.
2167 (wS constraint): New constraint for a vector constant that can be
2168 loaded with XXSPLTIB and a vector sign extend instruction.
2169 * config/rs6000/predicates.md (xxspltib_constant_split): New
2170 predicates for wE/wS constraints.
2171 (xxspltib_constant_nosplit): Likewise.
2172 (easy_vector_constant): Add support for constants that can be
2173 loaded via XXSPLTIB.
2174 (all_ones_constant): New predicate for vector constant with all
2176 (splat_input_operand): Add support for ISA 3.0 word splat operations.
2177 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
2178 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
2179 instruction and possibly with a sign extension.
2180 (output_vec_const_move): Add support for XXSPLTIB. If we are
2181 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
2182 instead of XXLXOR/XXLORC.
2183 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
2185 (rs6000_legitimize_reload_address): Likewise.
2186 (rs6000_output_move_128bit): Use output_vec_const_move to emit
2188 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
2189 combine VSX_M and VSX_M2 into one iterator.
2191 (VSINT_84): New iterators for loading constants with XXSPLTIB.
2192 (VSINT_842): Likewise.
2193 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
2194 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
2195 XXSPLTIB instruction.
2196 (xxspltib_<mode>_nosplit): Likewise.
2197 (xxspltib_<mode>_split): New insn to load up constants with
2198 XXSPLTIB and a sign extend instruction.
2199 (vsx_mov<mode>): Replace single move that handled all vector types
2200 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
2201 moves (when -mvsx-timode is in effect) into the main vector
2202 moves. Eliminate separate moves for <VSr> <VSa>, where the
2203 preferred register class (<VSr>) is listed first, and the
2204 secondary register class (<VSa>) is listed second with a '?' to
2205 discourage use. Prefer loading 0/-1 in any VSX register for ISA
2206 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
2207 that if the register was involved in a slow operation, the
2208 clear/set operation does not wait for the slow operation to
2209 finish. Adjust the length attributes for 32-bit mode. Use
2210 rs6000_output_move_128bit and drop the use of the string
2211 instructions for 32-bit movti when -mvsx-timode is in effect. Use
2212 spacing so that the alternatives and attributes don't generate
2213 long lines, and put things in columns, so that it is easier to
2214 match up the operands and attributes with the insn alternatives.
2215 (vsx_mov<mode>_64bit): Likewise.
2216 (vsx_mov<mode>_32bit): Likewise.
2217 (vsx_movti_64bit): Fold movti into normal vector moves.
2218 (vsx_movti_32bit): Likewise.
2219 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
2221 (vsx_splat_v4si_internal): Likewise.
2222 (vsx_splat_v4sf_internal): Likewise.
2223 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
2224 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
2225 extend vector elements.
2226 (vsx_sign_extend_hi_<mode>): Likewise.
2227 (vsx_sign_extend_si_v2di): Likewise.
2228 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
2230 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
2231 constraints. Add trailing period to wL documentation.
2233 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
2236 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
2237 * tree-dfa.c (replace_abnormal_ssa_names): New function.
2238 * tree-call-cdce.c: Include tree-dfa.h.
2239 (can_guard_call_p): New function, extracted from...
2240 (can_use_internal_fn): ...here.
2241 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
2243 (shrink_wrap_one_built_in_call): Likewise.
2244 (use_internal_fn): Likewise.
2245 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
2246 and return void. Call replace_abnormal_ssa_names.
2247 (pass_call_cdce::execute): Check can_guard_call_p during the
2248 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
2249 will always change something.
2251 2016-05-18 Martin Jambor <mjambor@suse.cz>
2254 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
2255 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
2257 2016-05-18 Martin Jambor <mjambor@suse.cz>
2260 * ipa-inline.h (condition): New field size.
2261 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
2262 for comaprison and store it into the new condition.
2263 (evaluate_conditions_for_known_args): Use condition size to check
2264 access sizes for all but CHANGED conditions.
2265 (unmodified_parm_1): New parameter size_p, store access size into it.
2266 (unmodified_parm): Likewise.
2267 (unmodified_parm_or_parm_agg_item): Likewise.
2268 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
2269 (set_cond_stmt_execution_predicate): Extract access sizes and store
2271 (set_switch_stmt_execution_predicate): Likewise.
2272 (will_be_nonconstant_expr_predicate): Likewise.
2273 (will_be_nonconstant_predicate): Likewise.
2274 (inline_read_section): Stream condition size.
2275 (inline_write_summary): Likewise.
2277 2016-05-18 Richard Biener <rguenther@suse.de>
2279 * tree-ssa-loop-im.c (determine_max_movement): Properly add
2280 condition cost to PHI cost instead of total_cost.
2282 2016-05-18 Martin Liska <mliska@suse.cz>
2285 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
2288 2016-05-18 Richard Biener <rguenther@suse.de>
2290 * lto-streamer.h (LTO_major_version): Bump to 6.
2292 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2294 * function.c (make_split_prologue_seq, make_prologue_seq,
2295 make_epilogue_seq): New functions, factored out from...
2296 (thread_prologue_and_epilogue_insns): Here.
2298 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
2300 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
2301 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
2302 of before. Add a comment.
2304 2016-05-18 Bin Cheng <bin.cheng@arm.com>
2306 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
2307 expression pointer, not pointer to the pointer.
2309 2016-05-18 Jakub Jelinek <jakub@redhat.com>
2311 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
2312 (avx2_pbroadcast<mode>): Add another alternative with v instead
2313 of x constraints in it, using <pbroadcast_evex_isa> isa.
2314 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
2316 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
2317 constraint x instead of v in second alternative, add avx512bw
2320 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
2321 constraint x instead of v in second alternative, add avx512bw
2324 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
2325 constraint x instead of v in second alternative, add avx512bw
2328 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
2329 avx512bw alternative.
2331 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2333 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
2335 (define_insn "*andnottf3"): Ditto.
2336 (define_insn "*<code><mode>3"/any_logic): Ditto.
2337 (define_insn "*<code>tf3"/any_logic): Ditto.
2338 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
2339 operand to block AVX-512VL insn variant emit when it is not enabled.
2341 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
2343 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
2344 constraint fot SF mode.
2346 2016-05-18 Petr Murzin <petr.murzin@intel.com>
2347 Kirill Yukhin <kirill.yukhin@intel.com>
2349 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
2351 (define_insn "rsqrt14<mode>"): Ditto.
2352 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
2353 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
2354 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
2355 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
2356 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
2358 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
2359 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
2360 * config/i386/i386.c (ix86_print_operand): Expand check for size
2361 override codes for Intel syntax.
2363 2016-05-18 Richard Biener <rguenther@suse.de>
2365 PR tree-optimization/71168
2366 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
2367 initialization earlier.
2369 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
2371 * config/aarch64/aarch64-simd.md
2372 (aarch64_reduc_plus_internal<mode>): Rename to...
2373 (reduc_plus_scal): ...This, and remove previous implementation.
2375 2016-05-18 Richard Biener <rguenther@suse.de>
2377 * passes.def: Put late dse and cd_dce in canonical order.
2379 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
2381 * ipa-inline-transform.c (preserve_function_body_p): Look for
2382 first non-thunk clone.
2383 (save_function_body): Save into first non-thunk.
2384 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
2386 (lto_output_node): Inline thunks don't need body in every
2388 * lto-streamer-in.c: Do not fixup thunk clones.
2389 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
2391 * tree-inline.c (copy_bb): Be prepared for target node to be new after
2394 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2397 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
2398 (reassociate_bb): Call transform_add_to_multiply.
2400 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
2402 * config/aarch64/aarch64.c (all_extensions): Removed unused
2405 2016-05-17 Nathan Sidwell <nathan@acm.org>
2407 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
2408 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
2410 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
2412 PR tree-optimization/54579
2414 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
2416 2016-05-17 Marek Polacek <polacek@redhat.com>
2419 * tree-inline.c (expand_call_inline): Call
2420 maybe_remove_unused_call_args.
2422 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
2424 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
2425 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
2426 * doc/md.texi (fmin@var{m}3): Likewise.
2428 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2430 * match.pd (X & C): New transformation.
2432 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2434 * match.pd (~X & Y): New transformation.
2436 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
2438 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
2439 information for new SSA_NAME.
2440 (simplify_conversion_using_ranges): Get range through get_range_info
2441 instead of get_value_range.
2443 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2445 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
2446 Remove inline assembly.
2447 (vmvn_s16): Likewise.
2448 (vmvn_s32): Likewise.
2449 (vmvn_u8): Likewise.
2450 (vmvn_u16): Likewise.
2451 (vmvn_u32): Likewise.
2452 (vmvnq_s8): Likewise.
2453 (vmvnq_s16): Likewise.
2454 (vmvnq_s32): Likewise.
2455 (vmvnq_u8): Likewise.
2456 (vmvnq_u16): Likewise.
2457 (vmvnq_u32): Likewise.
2458 (vmvn_p8): Likewise.
2459 (vmvnq_p16): Likewise.
2461 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2463 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
2465 (vmul_n_s16): Likewise.
2466 (vmul_n_s32): Likewise.
2467 (vmul_n_u16): Likewise.
2468 (vmul_n_u32): Likewise.
2469 (vmulq_n_f32): Likewise.
2470 (vmulq_n_f64): Likewise.
2471 (vmulq_n_s16): Likewise.
2472 (vmulq_n_s32): Likewise.
2473 (vmulq_n_u16): Likewise.
2474 (vmulq_n_u32): Likewise.
2476 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2478 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
2479 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
2481 2016-05-17 Jiong Wang <jiong.wang@arm.com>
2483 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
2484 to *aarch64_fma4_elt_from_dup<mode>.
2485 (*aarch64_fnma4_elt_to_128df): Rename to
2486 *aarch64_fnma4_elt_from_dup<mode>.
2487 * config/aarch64/arm_neon.h (vfma_n_f64): New.
2488 (vfms_n_f32): Likewise.
2489 (vfms_n_f64): Likewise.
2490 (vfmsq_n_f32): Likewise.
2491 (vfmsq_n_f64): Likewise.
2493 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
2495 * wide-int.h: Change fixed_wide_int_storage from class to struct.
2497 2016-05-17 Richard Biener <rguenther@suse.de>
2499 PR tree-optimization/71132
2500 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
2501 Only add control dependences for blocks in the loop.
2502 (build_rdg): Adjust.
2503 (generate_code_for_partition): Return whether loop should
2504 be destroyed and delay that.
2505 (distribute_loop): Likewise.
2506 (pass_loop_distribution::execute): Record loops to be destroyed
2507 and perform delayed destroying of loops.
2509 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2512 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
2514 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2516 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
2518 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
2521 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
2522 insertion point for instructions generated by validize_mem.
2524 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2526 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
2529 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
2531 * config/aarch64/aarch64.c
2532 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
2533 rather than a macro.
2535 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2537 * doc/invoke.texi (AArch64 Options): Various updates.
2539 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2541 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
2542 into instrumentation thunks.
2543 * cif-code.def (CIF_CHKP): New.
2545 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
2547 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
2549 2016-05-16 Martin Jambor <mjambor@suse.cz>
2551 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
2552 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
2554 2016-05-16 Marek Polacek <polacek@redhat.com>
2556 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
2559 2016-05-16 Martin Jambor <mjambor@suse.cz>
2562 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
2563 the outlined kernel function.
2565 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
2567 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
2568 (ISA_HAS_DLSA): Ditto.
2570 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2572 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
2574 2016-05-16 Nathan Sidwell <nathan@acm.org>
2576 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
2577 (nvptx_name_replacement): Restore. Add comment.
2578 (write_fn_proto, write_fn_proto_from_insn,
2579 nvptx_output_call_insn): Restore
2580 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
2582 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2584 * config/aarch64/aarch64.md
2585 (add<mode>3_compareC_cconly_imm): Remove use of %w.
2586 (add<mode>3_compareC_imm): Likewise.
2587 (<optab>si3_uxtw): Split into register and immediate variants.
2588 (andsi3_compare0_uxtw): Likewise.
2589 (and<mode>3_compare0): Likewise.
2590 (and<mode>3nr_compare0): Likewise.
2591 (stack_protect_test_<mode>): Don't use %x for memory operands.
2593 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
2595 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
2597 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
2599 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
2600 Split integer shifts into shift_reg and bfm.
2601 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
2602 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
2603 (ror<mode>3_insn): Likewise.
2604 (<optab>si3_insn_uxtw): Likewise.
2605 (<optab><mode>3_insn): Change to rotate_imm.
2606 (extr<mode>5_insn_alt): Likewise.
2607 (extrsi5_insn_uxtw): Likewise.
2608 (extrsi5_insn_uxtw_alt): Likewise.
2610 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2612 * doc/tm.texi: Regenerate.
2613 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
2614 (TARGET_INVALID_RETURN_TYPE): Remove.
2615 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
2616 TARGET_INVALID_RETURN_TYPE.
2617 * target.def (invalid_parameter_type): Remove.
2618 (invalid_return_type): Remove.
2620 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2622 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
2623 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
2625 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
2627 (preserve_function_body_p): No need to preserve function body
2628 * cif-codes.def (CIF_THUNK): Remove.
2629 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
2631 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2633 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
2635 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2637 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
2640 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2642 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
2643 (inline_small_functions): Do not look for function symbol when
2646 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
2648 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
2651 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2652 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2653 Jiong Wang <jiong.wang@arm.com>
2655 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
2656 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
2657 Define __ARM_FP16_ARGS when appropriate.
2658 * config/arm/arm.c (arm_invalid_parameter_type): Remove
2660 (arm_invalid_return_type): Likewise.
2661 (TARGET_INVALID_PARAMETER_TYPE): Remove.
2662 (TARGET_INVALID_RETURN_TYPE): Remove.
2663 (aapcs_vfp_sub_candidate): Allow HFmode.
2664 (aapcs_vfp_allocate): Add comment. Support HFmode.
2665 (aapcs_vfp_allocate_return_reg): Likewise.
2666 (struct aapcs_cp_arg_layout): Slightly reword comments for
2667 is_return_candidate and allocate_return_reg.
2668 (output_mov_vfp): Update assert.
2669 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
2671 (arm_invalid_parameter_type): Remove.
2672 (amr_invalid_return_type): Remove.
2673 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
2674 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
2675 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
2677 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
2679 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
2680 * config/aarch64/arch64-protos.h
2681 (aarch64_legitimize_reload_address): Remove.
2682 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
2685 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
2687 * configure.ac: Add ACX_NONCANONICAL_HOST.
2688 * configure: Regenerate.
2689 * Makefile.in: Set host_noncanonical.
2691 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.md (*movtf_internal): Before register allocation,
2695 do not allow FP constants for CM_MEDIUM memory model, allow only
2696 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
2697 (*movxf_internal): Ditto.
2698 (*movdf_internal): Ditto.
2699 (*movsf_internal): Ditto.
2701 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
2703 PR rtl-optimization/67483
2704 * combine.c (make_compound_operation): Don't call extract_left_shift
2705 with negative shift amounts.
2707 2016-05-13 Jakub Jelinek <jakub@redhat.com>
2710 * fold-const.c (fold_checksum_tree): Allow modification
2711 of TYPE_ALIAS_SET during folding.
2713 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
2714 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
2715 (ix86_split_to_parts): Likewise. Fix up formatting.
2717 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
2719 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
2720 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
2723 2016-05-13 Nathan Sidwell <nathan@acm.org>
2725 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
2726 (nvptx_name_replacement): Delete.
2727 (write_fn_proto, write_fn_proto_from_insn,
2728 nvptx_output_call_insn): Remove nvptx_name_replacement call.
2729 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
2730 * langhooks.c (add_builtin_funcction_common): Call
2731 targetm.mangle_decl_assembler_name.
2733 * config/nvptx/nvptx.c (write_fn_proto): Handle
2734 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
2736 2016-05-13 Martin Liska <mliska@suse.cz>
2738 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
2739 and PRIu64 in printf format.
2741 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2743 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
2746 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2748 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2749 Change --param max-completely-peeled-times to
2750 --param max-completely-peel-times in dump file printing.
2752 2016-05-13 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/42587
2755 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
2756 (find_bswap_or_nop_1): Likewise.
2757 (bswap_replace): Likewise.
2759 2016-05-13 Martin Liska <mliska@suse.cz>
2761 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
2762 Initialize a variable with default value.
2764 2016-05-13 Martin Liska <mliska@suse.cz>
2766 * doc/invoke.texi: Enhance explanation of error recovery
2769 2016-05-13 Martin Liska <mliska@suse.cz>
2771 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
2772 (struct cost_pair): Change inv_expr_id (int) to inv_expr
2773 (iv_inv_expr_ent *).
2774 (struct iv_inv_expr_ent): Comment struct fields.
2775 (sort_iv_inv_expr_ent): New function.
2776 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
2777 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
2778 a hash_map between iv_inv_expr_ent and number of usages.
2779 (niter_for_exit): Fix coding style.
2780 (tree_ssa_iv_optimize_init): Use renamed variable.
2781 (determine_base_object): Fix coding style.
2782 (alloc_iv): Likewise.
2783 (find_interesting_uses_outside): Likewise.
2784 (add_candidate_1): Likewise.
2785 (add_standard_iv_candidates): Likewise.
2786 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
2787 (prepare_decl_rtl): Fix coding style.
2788 (get_address_cost): Likewise.
2789 (get_shiftadd_cost): Likewise.
2790 (force_expr_to_var_cost): Likewise.
2791 (compare_aff_trees): Likewise.
2792 (get_expr_id): Restructure the function.
2793 (get_loop_invariant_expr_id): Renamed to
2794 get_loop_invariant_expr.
2795 (get_computation_cost_at): Replace usage of inv_expr_id with
2797 (get_computation_cost): Likewise.
2798 (determine_group_iv_cost_generic): Likewise.
2799 (determine_group_iv_cost_address): Likewise.
2800 (iv_period): Fix coding style.
2801 (iv_elimination_compare_lt): Likewise.
2802 (may_eliminate_iv): Likewise.
2803 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
2805 (determine_group_iv_costs): Dump invariant expressions.
2806 (iv_ca_recount_cost): Use the newly added hash_map.
2807 (iv_ca_set_remove_invariants): Fix coding style.
2808 (iv_ca_set_add_invariants): Fix coding style.
2809 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
2811 (iv_ca_set_cp): Likewise.
2812 (iv_ca_new): Initialize the newly added hash_map and remove
2813 initialization of fields.
2814 (iv_ca_free): Delete the hash_map.
2815 (iv_ca_dump): Dump invariant expressions.
2816 (iv_ca_extend): Fix coding style.
2817 (try_add_cand_for): Likewise.
2818 (create_new_ivs): Dump information about # of avg iterations and
2819 # of used invariant expressions.
2820 (rewrite_use_compare): Fix coding style.
2821 (free_loop_data): Set default value for max_inv_expr_id.
2823 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
2825 * cse.c (rest_of_handle_cse): Use cleanup_cfg
2826 returned value cse_cfg_altered computation.
2827 (rest_of_handle_cse2): Likewise.
2828 (rest_of_handle_cse_after_global_opts): Likewise.
2830 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2833 * config/arm/arm.c (arm32_output_mi_thunk): New.
2834 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
2835 to split Thumb1 vs TARGET_32BIT functionality.
2836 (arm_thumb1_mi_thunk): New.
2838 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2840 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
2843 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2846 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
2848 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
2850 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
2851 (expand_builtin_trap): Emit a regular call.
2852 (set_builtin_user_assembler_name): Remove obsolete cases.
2853 * dse.c (scan_insn): Adjust.
2854 * except.c: Include calls.h.
2855 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
2856 emit a regular call to setjmp.
2857 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
2858 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
2859 (emit_block_move_via_libcall): Delete.
2860 (block_move_fn): Delete.
2861 (init_block_move_fn): Likewise.
2862 (emit_block_move_libcall_fn): Likewise.
2863 (emit_block_op_via_libcall): New function.
2864 (set_storage_via_libcall): Tidy up and use memset builtin.
2865 (block_clear_fn): Delete.
2866 (init_block_clear_fn): Likewise.
2867 (clear_storage_libcall_fn): Likewise.
2868 (expand_assignment): Call emit_block_move_via_libcall.
2869 Do not include gt-expr.h.
2870 * expr.h (emit_block_op_via_libcall): Declare.
2871 (emit_block_copy_via_libcall): New inline function.
2872 (emit_block_move_via_libcall): Likewise.
2873 (emit_block_comp_via_libcall): Likewise.
2874 (block_clear_fn): Delete.
2875 (init_block_move_fn): Likewise.
2876 (init_block_clear_fn): Likewise.
2877 (emit_block_move_via_libcall): Likewise.
2878 (set_storage_via_libcall): Add default parameter value.
2879 * libfuncs.h (enum libfunc_index): Remove obsolete values.
2880 (abort_libfunc): Delete.
2881 (memcpy_libfunc): Likewise.
2882 (memmove_libfunc): Likewise.
2883 (memcmp_libfunc): Likewise.
2884 (memset_libfunc): Likewise.
2885 (setbits_libfunc): Likewise.
2886 (setjmp_libfunc): Likewise.
2887 (longjmp_libfunc): Likewise.
2888 (profile_function_entry_libfunc): Likewise.
2889 (profile_function_exit_libfunc): Likewise.
2890 (gcov_flush_libfunc): Likewise.
2891 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
2892 and DECL_VISIBILITY on the declaration.
2893 (init_optabs): Do not initialize obsolete libfuncs.
2894 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
2895 * tree-core.h (ECF_RET1): Define.
2896 (ECF_TM_PURE): Adjust.
2897 (ECF_TM_BUILTIN): Likewise.
2898 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
2899 (build_common_builtin_nodes): Initialize abort builtin.
2900 Add ECF_RET1 on memcpy, memmove and memset builtins.
2901 Pass final flags for alloca and alloca_with_align builtins.
2902 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
2904 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
2905 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
2906 set_storage_via_libcall and call emit_block_copy_via_libcall.
2908 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
2910 * config/i386/i386.md (*call_got_x32): Change operand 0 to
2911 DImode before it is passed to ix86_output_call_operand.
2912 (*call_value_got_x32): Ditto for operand 1.
2914 2016-05-12 Jiong Wang <jiong.wang@arm.com>
2916 PR rtl-optimization/70904
2917 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
2918 reload for wide mode.
2920 2016-05-12 Marek Polacek <polacek@redhat.com>
2923 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
2924 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
2925 * langhooks.h (incomplete_type_error): Likewise.
2926 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
2927 parameter, pass it down to incomplete_type_error.
2928 * tree.h (size_in_bytes): New inline overload.
2929 (size_in_bytes_loc): Renamed from size_in_bytes.
2931 2016-05-12 Richard Biener <rguenther@suse.de>
2933 PR tree-optimization/71059
2934 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
2935 nary before looking up or entering the expression into the VN
2937 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
2938 Make sure to re-use NARYs without result as inserted by
2941 2016-05-12 Richard Biener <rguenther@suse.de>
2943 PR tree-optimization/71062
2944 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
2946 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2947 vars_contains_restrict if the var is a restrict tag.
2948 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
2949 do not disambiguate pointers against it.
2950 (dump_points_to_solution): Re-structure and adjust for new
2951 vars_contains_restrict flag.
2952 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
2954 2016-05-12 Martin Liska <mliska@suse.cz>
2956 * doc/invoke.texi: Explain connection between
2957 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
2959 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
2961 PR tree-optimization/71006
2962 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
2963 consider COND_EXPR as a mask producer.
2965 2016-05-12 Marek Polacek <polacek@redhat.com>
2968 * opts.c (common_handle_option): Detect missing argument for --help^.
2970 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2973 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
2974 when popping the PC and within an interrupt handler routine.
2975 Add missing tab to output of "ldmfd".
2976 (output_return_instruction): Output LDMFD with SP update rather
2977 than POP when returning from interrupt handler.
2979 2016-05-12 Jakub Jelinek <jakub@redhat.com>
2981 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
2982 TARGET_64BIT && TARGET_AVX512DQ.
2983 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
2984 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
2985 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
2986 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
2987 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
2988 (*vec_extractv4si_zext): Add avx512dq alternative.
2989 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
2990 use v instead of x constraint in other alternatives where possible.
2992 * config/i386/sse.md (sse2_loadld): Use v instead of x
2993 constraint in alternatives 0,1,4.
2995 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
2996 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
2997 v constraints instead of x and <pinsr_evex_isa> isa attribute.
3000 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
3001 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
3002 is not emitted unless TARGET_AVX512BW.
3003 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
3004 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
3005 for the result operand.
3007 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
3008 constraint instead of x in avx alternatives. Use maybe_evex instead
3011 * config/i386/constraints.md (Yv): New constraint.
3012 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
3013 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
3014 * config/i386/i386.md (avx512fvecmode): New mode attr.
3015 (*pushtf): Use v constraint instead of x.
3016 (*movtf_internal): Likewise. For TARGET_AVX512VL and
3017 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
3018 (*absneg<mode>2): Use Yv constraint instead of x constraint.
3019 (*absnegtf2_sse): Likewise.
3020 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
3021 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
3022 avx512f alternatives.
3023 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
3025 2016-05-12 Richard Biener <rguenther@suse.de>
3027 PR tree-optimization/71060
3028 * tree-data-ref.c (initialize_data_dependence_relation): Do not
3029 require exact match of DR_BASE_OBJECT but only matching address and
3032 2016-05-12 Richard Biener <rguenther@suse.de>
3034 PR tree-optimization/70986
3035 * cfganal.c: Include cfgloop.h.
3036 (dfs_find_deadend): Prefer to take edges exiting loops.
3038 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3040 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
3041 compile and run time.
3043 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
3046 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
3048 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
3050 * config/i386/i386.c (legitimize_pic_address): Use
3051 copy_to_suggested_reg instead of gen_movsi.
3053 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
3055 * config/rs6000/predicates.md (quad_memory_operand): Move most of
3056 the code into quad_address_p and call it to share code with
3057 vsx_quad_dform_memory_operand.
3058 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
3060 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
3061 bit instead of being a separate word. Split -mpower9-dform into
3062 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3063 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
3064 for the register class supporting 128-bit quad word memory offsets.
3065 (mode_supports_vsx_dform_quad): Helper function to return if the
3066 register class uses quad word memory offsets.
3067 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
3068 (rs6000_debug_reg_global): Always print if we are using LRA or not.
3069 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
3070 instructions are enabled, set up the appropriate addr_masks for
3072 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
3073 -mpower9-dform-scalar, instead of -mpower9-dform.
3074 (rs6000_option_override_internal): Split -mpower9-dform into two
3075 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
3076 -mpower9-dform switch sets or clears both. If we are not using
3077 the LRA register allocator, do not enable -mpower9-dform-vector by
3078 default. If we are using LRA, enable -mpower9-dform-vector and
3079 -mvsx-timode if it is appropriate. Issue a warning if either
3080 -mpower9-dform-vector or -mvsx-timode are explicitly used without
3082 (quad_address_offset_p): New helper function to return if the
3083 offset is legal for quad word memory instructions.
3084 (quad_address_p): New function to determin if GPR or vector
3085 register quad word memory addresses are legal.
3086 (mem_operand_gpr): Validate quad word address offsets.
3087 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
3088 d-form (register + offset) instructions.
3089 (offsettable_ok_by_alignment): Likewise.
3090 (rs6000_legitimate_offset_address_p): Likewise.
3091 (legitimate_lo_sum_address_p): Likewise.
3092 (rs6000_legitimize_address): Likewise.
3093 (rs6000_legitimize_reload_address): Add more debug statements for
3095 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
3096 d-form instructions.
3097 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
3098 d-form instructions. Distinguish different cases in debug
3099 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
3100 d-form instructions.
3101 (rs6000_preferred_reload_class): Likewise.
3102 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
3103 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
3104 of the ISA 2.06 indexed memory instructions.
3105 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
3106 use them to save/restore the saved vector registers instead of
3107 using Altivec instructions.
3108 (rs6000_emit_epilogue): Likewise.
3109 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
3110 (rs6000_opt_masks): Split -mpower9-dform into
3111 -mpower9-dform-scalar and -mpower9-dform-vector.
3112 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
3114 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
3115 ISA 3.0 vector indexed memory instructions, and fold the code into
3116 the normal mov<mode> patterns.
3117 (p9_vecstore_<mode>): Likewise.
3118 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
3120 (vsx_movti_64bit): Likewise.
3121 (vsx_movti_32bit): Likewise.
3122 * config/rs6000/constraints.md (wO constraint): New constraint for
3123 ISA 3.0 vector d-form support.
3124 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
3125 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
3126 include -mpower9-dform-vector until we switch over to LRA.
3127 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
3128 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
3129 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
3130 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
3131 for -mpower9-dform and -mlra.
3132 * doc/md.texi (wO constraint): Document wO constraint.
3134 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
3136 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
3137 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
3138 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
3139 Move handling of non-insn arguments inline into the sole user:
3140 (output_trans_func): ...here.
3141 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
3142 in emitted function prototype.
3143 (output_internal_insn_latency_func): Ditto. Simplify.
3144 (output_internal_maximal_insn_latency_func): Ditto. Delete
3145 always-unused argument.
3146 (output_insn_latency_func): Ditto.
3147 (output_maximal_insn_latency_func): Ditto.
3149 2016-05-11 Richard Biener <rguenther@suse.de>
3151 PR tree-optimization/71055
3152 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
3153 sth with precision not equal to access size verify we don't chop
3156 2016-05-11 Richard Biener <rguenther@suse.de>
3159 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
3160 (dwarf2out_finish): Move retry_incomplete_types call ...
3161 (dwarf2out_early_finish): ... here.
3163 2016-05-11 Richard Biener <rguenther@suse.de>
3166 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
3167 if the langhook insists on it.
3168 * fold-const.c (make_bit_field_ref): Add arg for the original
3169 reference and preserve its alias-set.
3170 (decode_field_reference): Take exp by reference and adjust it
3171 to the original memory reference.
3172 (optimize_bit_field_compare): Adjust callers.
3173 (fold_truth_andor_1): Likewise.
3174 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
3176 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
3179 * cfgrtl.h (delete_insn_and_edges): Now return bool.
3180 * cfgrtl.c (delete_insn_and_edges): Likewise.
3181 * config/i386/i386.c (convert_scalars_to_vector): Remove
3183 * cse.c (cse_insn): Compute cse_cfg_altered.
3184 (delete_trivially_dead_insns): Likewise.
3185 (cse_cc_succs): Likewise.
3186 (rest_of_handle_cse): Free dominance info if required.
3187 (rest_of_handle_cse2): Likewise.
3188 (rest_of_handle_cse_after_global_opts): Likewise.
3190 2016-05-11 Alan Modra <amodra@gmail.com>
3192 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
3193 abi_v4_pass_in_fpr): New functions.
3194 (rs6000_function_arg_boundary): Exclude complex IBM long double
3195 from 64-bit alignment when ABI_V4.
3196 (rs6000_function_arg, rs6000_function_arg_advance_1,
3197 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
3199 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
3201 PR rtl-optimization/71028
3202 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
3203 jump with just a return in the fallthrough block if the branch
3204 block contains just a return as well.
3206 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
3208 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
3209 * match.pd ((X & Y) ^ Y): ... this.
3210 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
3211 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
3213 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3215 * read-md.c (require_char_ws): New function.
3216 (read_string): Simplify using require_char_ws.
3217 (handle_constants): Likewise.
3218 (handle_enum): Likewise.
3219 (handle_file): Likewise.
3220 * read-md.h (require_char_ws): New declaration.
3221 * read-rtl.c (read_conditions): Simplify using require_char_ws.
3222 (read_mapping): Likewise.
3223 (read_rtx_code): Likewise.
3224 (read_nested_rtx): Likewise.
3226 2016-05-10 James Norris <jnorris@codesourcery.com>
3228 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
3229 if offloading is enabled and -fopenacc or -fopenmp is specified.
3230 (CRTOFFLOADEND): Likewise.
3231 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
3232 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
3234 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
3236 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
3237 gotoff_operand code paths. Use copy_to_suggested_regs and
3238 expand_simple_binop where appropriate. Cleanup.
3240 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3243 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
3245 (dimode_scalar_chain::vector_const_cost): New.
3246 (dimode_scalar_chain::compute_convert_gain): Handle constants.
3247 (dimode_scalar_chain::convert_op): Likewise.
3248 (dimode_scalar_chain::convert_insn): Likewise.
3250 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3252 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
3253 unary operation, not a binary one.
3255 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3258 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
3259 calls with type casted fndecl.
3261 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
3263 PR tree-optimization/70786
3264 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
3265 * calls.c (initialize_argument_information): Bind bounds
3266 with corresponding args passed by reference.
3268 2016-05-10 Jakub Jelinek <jakub@redhat.com>
3271 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
3272 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
3273 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
3276 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3279 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
3280 code for a zero scale factor.
3281 (vsx_xvcvdpuxds_scale): Likewise.
3283 2016-05-10 David Malcolm <dmalcolm@redhat.com>
3285 * diagnostic-show-locus.c (layout::layout): Call show_ruler
3286 if show_ruler_p was set on the context.
3287 (layout::show_ruler): New method.
3288 * diagnostic.h (struct diagnostic_context): Add field
3291 2016-05-10 Richard Biener <rguenther@suse.de>
3293 PR tree-optimization/71039
3294 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
3295 (chk_uses): New function.
3296 (propagate_with_phi): Verify we can safely replicate the lhs of an
3297 aggregate assignment on all incoming edges.
3299 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
3301 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
3303 (rx_atomic_sequence): New class.
3304 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
3305 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
3307 (rx_atomic_sequence::rx_atomic_sequence,
3308 rx_atomic_sequence::~rx_atomic_sequence): New functions.
3309 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
3310 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
3311 CTRLREG_INTB): New constants.
3312 (FETCHOP): New code iterator.
3313 (fethcop_name, fetchop_name2): New iterator code attributes.
3314 (QIHI): New mode iterator.
3315 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
3316 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
3317 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
3319 2016-05-10 Martin Liska <mliska@suse.cz>
3321 * tree-inline.c (remap_dependence_clique): Do not remap
3322 debugging statements.
3324 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3326 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
3327 ("*fixuns_truncdfdi2_z13")
3328 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
3329 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
3330 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
3332 2016-05-10 Richard Biener <rguenther@suse.de>
3334 PR tree-optimization/70497
3335 PR tree-optimization/28367
3336 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
3338 (visit_reference_op_load): ... here.
3339 (vn_reference_lookup_3): Use it to handle subreg-like accesses
3340 with simplified BIT_FIELD_REFs.
3341 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
3342 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
3345 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
3347 * dwarf2out.c (add_abstract_origin_attribute): Adjust
3348 documentation comment. For BLOCK nodes, add a
3349 DW_AT_abstract_origin attribute that points to the DIE generated
3350 for the origin BLOCK.
3351 (gen_lexical_block_die): Call add_abstract_origin_attribute for
3352 blocks from inlined functions.
3354 2016-05-10 Alan Modra <amodra@gmail.com>
3357 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
3358 regrename modifying insns saving lr before __morestack call.
3359 * config/rs6000/rs6000.md (split_stack_return): Similarly for
3360 insns restoring lr after __morestack call.
3362 2016-05-09 Jakub Jelinek <jakub@redhat.com>
3364 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
3365 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
3367 * config/i386/sse.md (vec_interleave_high<mode>,
3368 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
3369 <avx512>_vpermt2var<mode>3_maskz): Likewise.
3371 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3373 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
3374 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
3375 parallel reassociation for power8 and forward.
3377 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
3379 * config/i386/i386.md (absneg splitters with general regs): Use
3380 general_reg_operand predicate.
3381 (btsq peephole2): Use x86_64_immediate_operand to check if new
3382 value is suitable for immediate operand. Generate emitted insn
3383 using RTL expressions.
3384 (btcq peephole2): Ditto.
3385 (btrq peephole2): Ditto. Generate correct immediate operand
3388 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3390 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
3393 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
3395 * tree-affine.c (wide_int_constant_multiple_p): Add missing
3396 pointer dereference.
3398 2016-05-09 Richard Biener <rguenther@suse.de>
3400 PR tree-optimization/70985
3401 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
3402 op0 isn't a gimple register.
3404 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
3406 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
3407 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
3408 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
3409 (i6400_fpu_mult): New cpu units.
3410 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
3411 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
3412 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
3413 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
3414 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
3415 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
3416 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
3417 (i6400_msa_long_float4, i6400_msa_long_float5)
3418 (i6400_msa_long_float8, i6400_msa_fdiv_df)
3419 (i6400_msa_fdiv_sf): New reservations.
3420 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
3421 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
3422 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
3423 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
3424 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
3425 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
3426 (msa_short_cmp, msa_short_float2, msa_short_logic3)
3427 (msa_short_store4, msa_long_load, msa_short_store)
3428 (msa_long_logic, msa_long_float2, msa_long_float4)
3429 (msa_long_float5, msa_long_float8, msa_long_mult)
3430 (msa_long_fdiv, msa_long_div): New reservations.
3432 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
3433 Sameera Deshpande <sameera.deshpande@imgtec.com>
3434 Matthew Fortune <matthew.fortune@imgtec.com>
3435 Graham Stott <graham.stott@imgtec.com>
3436 Chao-ying Fu <chao-ying.fu@imgtec.com>
3438 * config.gcc: Add MSA header file for mips*-*-* target.
3439 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
3440 (Ubv8i, Urv8): New constraints.
3441 * config/mips/mips-ftypes.def: Add function types for MSA
3443 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
3444 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
3445 * config/mips/mips-msa.md: New file.
3446 * config/mips/mips-protos.h
3447 (mips_split_128bit_const_insns): New prototype.
3448 (mips_msa_idiv_insns): Likewise.
3449 (mips_split_128bit_move): Likewise.
3450 (mips_split_128bit_move_p): Likewise.
3451 (mips_split_msa_copy_d): Likewise.
3452 (mips_split_msa_insert_d): Likewise.
3453 (mips_split_msa_fill_d): Likewise.
3454 (mips_expand_msa_branch): Likewise.
3455 (mips_const_vector_same_val_p): Likewise.
3456 (mips_const_vector_same_bytes_p): Likewise.
3457 (mips_const_vector_same_int_p): Likewise.
3458 (mips_const_vector_shuffle_set_p): Likewise.
3459 (mips_const_vector_bitimm_set_p): Likewise.
3460 (mips_const_vector_bitimm_clr_p): Likewise.
3461 (mips_msa_vec_parallel_const_half): Likewise.
3462 (mips_msa_output_division): Likewise.
3463 (mips_ldst_scaled_shift): Likewise.
3464 (mips_expand_vec_cond_expr): Likewise.
3465 * config/mips/mips.c (enum mips_builtin_type): Add
3466 MIPS_BUILTIN_MSA_TEST_BRANCH.
3467 (mips_gen_const_int_vector_shuffle): New prototype.
3468 (mips_const_vector_bitimm_set_p): New function.
3469 (mips_const_vector_bitimm_clr_p): Likewise.
3470 (mips_const_vector_same_val_p): Likewise.
3471 (mips_const_vector_same_bytes_p): Likewise.
3472 (mips_const_vector_same_int_p): Likewise.
3473 (mips_const_vector_shuffle_set_p): Likewise.
3474 (mips_symbol_insns): Forbid loading symbols via immediate for
3476 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
3478 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
3480 (mips_lx_address_p): Add support load indexed address for MSA.
3481 (mips_address_insns): Add calculation of instructions needed for
3482 stores and loads for MSA.
3483 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
3484 CONST_VECTOR for MSA and let it fall through.
3485 (mips_ldst_scaled_shift): New function.
3486 (mips_subword_at_byte): Likewise.
3487 (mips_msa_idiv_insns): Likewise.
3488 (mips_legitimize_move): Validate MSA moves.
3489 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
3490 calculation of costs for MSA division.
3491 (mips_split_move_p): Check if MSA moves need splitting.
3492 (mips_split_move): Split MSA moves if necessary.
3493 (mips_split_128bit_move_p): New function.
3494 (mips_split_128bit_move): Likewise.
3495 (mips_split_msa_copy_d): Likewise.
3496 (mips_split_msa_insert_d): Likewise.
3497 (mips_split_msa_fill_d): Likewise.
3498 (mips_output_move): Handle MSA moves.
3499 (mips_expand_msa_branch): New function.
3500 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
3501 Reinstate 'y' modifier.
3502 (mips_file_start): Add MSA .gnu_attribute.
3503 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
3505 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
3506 (mips_class_max_nregs): Add register size for MSA supported mode.
3507 (mips_cannot_change_mode_class): Allow conversion between MSA
3508 vector modes and TImode.
3509 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
3511 (mips_secondary_reload_class): Force MSA loads/stores via memory.
3512 (mips_preferred_simd_mode): Add preffered modes for MSA.
3513 (mips_vector_mode_supported_p): Add MSA supported modes.
3514 (mips_autovectorize_vector_sizes): New function.
3515 (mips_msa_output_division): Likewise.
3516 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
3517 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
3518 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
3519 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
3520 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
3521 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
3522 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
3523 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
3524 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
3525 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
3526 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
3527 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
3528 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
3529 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
3530 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
3531 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
3532 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
3533 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
3534 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
3535 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
3536 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
3537 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
3538 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
3539 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
3540 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
3541 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
3542 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
3543 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
3544 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
3545 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
3546 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
3547 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
3548 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
3549 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
3550 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
3551 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
3552 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
3553 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
3554 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
3555 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
3556 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
3557 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
3558 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
3559 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
3560 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3561 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3562 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3563 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3564 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
3565 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
3566 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
3567 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
3568 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
3569 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
3570 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
3571 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
3572 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
3573 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
3574 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
3575 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
3576 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
3577 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
3578 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
3579 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
3580 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
3581 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
3582 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
3583 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
3584 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
3585 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
3586 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
3587 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
3588 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
3589 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
3590 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
3591 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
3592 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
3593 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
3594 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
3595 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
3596 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
3597 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
3598 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
3599 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
3600 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
3601 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
3602 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
3603 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
3604 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
3605 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
3606 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
3607 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
3608 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
3609 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
3610 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
3611 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
3612 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
3613 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
3614 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
3615 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
3616 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
3617 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
3618 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
3619 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
3620 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
3621 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
3622 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
3623 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
3624 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
3625 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
3626 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
3627 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
3628 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
3629 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
3630 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
3631 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
3632 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
3633 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
3634 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
3635 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
3636 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
3637 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
3638 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
3639 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
3640 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
3641 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
3642 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
3643 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
3644 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
3645 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
3646 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
3647 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
3648 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
3649 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
3650 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
3651 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
3652 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
3653 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
3654 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
3655 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
3656 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
3657 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
3658 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
3659 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
3660 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
3661 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
3662 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
3663 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
3664 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
3665 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
3666 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
3668 (mips_get_builtin_decl_index): New array.
3669 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
3670 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
3671 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
3672 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
3673 (mips_init_builtins): Initialize mips_get_builtin_decl_index
3675 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
3677 (mips_expand_builtin_insn): Prepare operands for
3678 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
3679 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
3680 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
3681 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
3682 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
3683 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
3684 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
3685 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
3686 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
3687 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
3688 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
3689 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
3690 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
3691 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
3692 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
3693 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
3694 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
3695 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
3696 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
3697 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
3698 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
3699 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
3700 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
3701 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
3702 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
3703 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
3704 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
3705 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
3706 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
3707 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
3708 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
3709 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
3710 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
3711 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
3712 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
3713 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
3714 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
3715 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
3716 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
3717 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
3718 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
3719 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
3720 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
3721 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
3722 These are set implicitly and an error is reported if overridden.
3723 (mips_expand_builtin_msa_test_branch): New function.
3724 (mips_expand_msa_shuffle): Likewise.
3725 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
3726 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
3727 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
3728 (mips_expand_vec_unpack): Add support for MSA.
3729 (mips_expand_vector_init): Likewise.
3730 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
3731 instead of const0_rtx.
3732 (mips_msa_vec_parallel_const_half): New function.
3733 (mips_gen_const_int_vector): Likewise.
3734 (mips_gen_const_int_vector_shuffle): Likewise.
3735 (mips_expand_msa_cmp): Likewise.
3736 (mips_expand_vec_cond_expr): Likewise.
3737 * config/mips/mips.h
3738 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
3739 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
3741 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
3742 (ISA_HAS_MSA): New macro.
3743 (UNITS_PER_MSA_REG): Likewise.
3744 (BITS_PER_MSA_REG): Likewise.
3745 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
3746 (MSA_REG_FIRST): New macro.
3747 (MSA_REG_LAST): Likewise.
3748 (MSA_REG_NUM): Likewise.
3749 (MSA_REG_P): Likewise.
3750 (MSA_REG_RTX_P): Likewise.
3751 (MSA_SUPPORTED_MODE_P): Likewise.
3752 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
3753 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
3754 * config/mips/mips.md: Include mips-msa.md.
3755 (alu_type): Add simd_add.
3756 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
3757 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
3758 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
3759 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
3760 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
3761 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
3762 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
3763 simd_move, simd_load, simd_store. Choose "multi" for moves
3765 (qword_mode): New attribute.
3766 (insn_count): Add instruction count for quad moves.
3767 Increase the count for MIPS SIMD division.
3768 (UNITMODE): Add UNITMODEs for vector types.
3769 (addsub): New code iterator.
3770 * config/mips/mips.opt (mmsa): New option.
3771 * config/mips/msa.h: New file.
3772 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
3774 * config/mips/mti-linux.h: Likewise.
3775 * config/mips/predicates.md
3776 (const_msa_branch_operand): New constraint.
3777 (const_uimm3_operand): Likewise.
3778 (const_uimm4_operand): Likewise.
3779 (const_uimm5_operand): Likewise.
3780 (const_uimm8_operand): Likewise.
3781 (const_imm5_operand): Likewise.
3782 (aq10b_operand): Likewise.
3783 (aq10h_operand): Likewise.
3784 (aq10w_operand): Likewise.
3785 (aq10d_operand): Likewise.
3786 (const_m1_operand): Likewise.
3787 (reg_or_m1_operand): Likewise.
3788 (const_exp_2_operand): Likewise.
3789 (const_exp_4_operand): Likewise.
3790 (const_exp_8_operand): Likewise.
3791 (const_exp_16_operand): Likewise.
3792 (const_vector_same_val_operand): Likewise.
3793 (const_vector_same_simm5_operand): Likewise.
3794 (const_vector_same_uimm5_operand): Likewise.
3795 (const_vector_same_uimm6_operand): Likewise.
3796 (const_vector_same_uimm8_operand): Likewise.
3797 (par_const_vector_shf_set_operand): Likewise.
3798 (reg_or_vector_same_val_operand): Likewise.
3799 (reg_or_vector_same_simm5_operand): Likewise.
3800 (reg_or_vector_same_uimm6_operand): Likewise.
3801 * doc/extend.texi (MIPS SIMD Architecture Functions): New
3803 * doc/invoke.texi (-mmsa): Document new option.
3805 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3807 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
3808 * configure: Regenerate.
3809 * config.in: Regenerate.
3810 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
3812 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
3813 (ENDFILE_VTV_SPEC): Define.
3815 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
3817 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
3818 registers in all interrupt handlers if necessary.
3819 (rl78_option_override): Add warning.
3820 (MUST_SAVE_MDUC_REGISTERS): New macro.
3821 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
3822 * config/rl78/rl78.c (check_mduc_usage): New function.
3823 (mduc_regs): New structure to hold MDUC register data.
3824 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
3825 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
3826 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
3827 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
3828 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
3829 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
3831 2016-05-09 Bin Cheng <bin.cheng@arm.com>
3833 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
3834 (tree-ssa-loop-niter.h): Ditto.
3835 (idx_within_array_bound, ref_within_array_bound): New functions.
3836 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
3837 Factor out check on writable base object to ...
3838 (base_object_writable): ... here.
3840 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3842 * config/arm/arm.md (probe_stack): Add modes to set source
3845 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
3847 * regrename.c (base_reg_class_for_rename): New static function.
3848 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
3850 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
3852 * cgraph.c (thunk_adjust): Export.
3853 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
3854 * cgraphunit.c (thunk_adjust): Export.
3855 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
3857 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
3859 * tree-inline.c (expand_call_inline): Expand thunks inline.
3861 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
3864 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
3865 (*sse2_vd_cvtss2sd): Ditto.
3866 * config/i386/i386.md
3867 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
3868 Generate *sse2_vd_cvtsd2ss pattern.
3869 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
3870 Generate *sse2_vd_cvtss2sd pattern.
3872 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3874 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
3875 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
3878 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
3880 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
3881 * config/sh/sh.c: Define and declare variables on first use throughout
3883 (current_function_interrupt): Change to bool type.
3884 (frame_insn): Rename to emit_frame_insn and update users.
3885 (push_regs): Use bool for 'interrupt_handler' argument.
3886 (save_schedule_s): Remove.
3887 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
3888 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
3889 targetm.asm_out.unaligned_op.di.
3890 (gen_far_branch): Remove redundant forward declaration.
3891 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
3892 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
3893 (sh_set_return_address, sh_function_ok_for_sibcall,
3894 scavenge_reg): Update comments.
3895 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
3896 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
3897 (sh_attr_renesas_p): Remove unnecessary parentheses.
3898 (branch_dest): Simplify.
3899 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
3900 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
3901 (CUMULATIVE_ARGS): Change macro to typedef.
3902 (current_function_interrupt): Change to bool type.
3903 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
3904 Surround with __cplusplus ifdef.
3905 (sh_compare_op0, sh_compare_op1): Remove.
3906 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
3908 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
3910 * config/arm/arm.md: (arch): Add neon.
3911 (arch_enabled): Return yes for arch neon when TARGET_NEON.
3912 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
3913 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
3914 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
3915 attributes for alt renumbering. Mark alt 3 as non-predicable.
3916 (thumb2_movdf_vfp): Likewise.
3918 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
3921 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
3922 (*andqi_1): Add preferred_for_speed attribute to disparage
3923 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
3924 (*<code>qi_1): Ditto.
3925 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
3926 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
3927 (*ashlqi3_1): Ditto.
3928 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
3929 Add preferred_for_size attribute to disparage alternative 0 and
3930 preferred_for_speed attribute to disparage alternative 1 for
3931 TARGET_PARTIAL_REG_STALL targets.
3933 2016-05-07 Tom de Vries <tom@codesourcery.com>
3935 PR tree-optimization/70956
3936 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
3939 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
3941 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
3942 * config/sh/sh.c (sh_cbranch_distance): Implement it.
3943 * config/sh/sh.md (branch_zero): Remove define_attr.
3944 (define_delay): Disable delay slot if branch distance is one insn.
3946 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.md (LEAMODE): New mode attribute.
3949 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
3950 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
3951 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
3952 operand 2 predicate.
3953 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
3954 (*lea<mode>_general_3): Ditto.
3955 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
3957 2016-05-06 Jakub Jelinek <jakub@redhat.com>
3959 * genmddump.c (main): Convert argv from char ** to const char **.
3961 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3963 * coretypes.h (OVERRIDE): New macro.
3966 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
3968 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
3969 allow coalescing if the types are compatible.
3971 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3973 * pass_manager.h (pass_manager::register_pass_name): New method.
3974 (pass_manager::get_pass_by_name): New method.
3975 (pass_manager::create_pass_tab): New method.
3976 (pass_manager::m_name_to_pass_map): New field.
3977 * passes.c (name_to_pass_map): Delete global in favor of field
3978 "m_name_to_pass_map" of pass_manager.
3979 (register_pass_name): Rename from a function to...
3980 (pass_manager::register_pass_name): ...this method, updating
3981 for renaming of global "name_to_pass_map" to field
3982 "m_name_to_pass_map".
3983 (create_pass_tab): Rename from a function to...
3984 (pass_manager::create_pass_tab): ...this method, updating
3985 for renaming of global "name_to_pass_map" to field.
3986 (get_pass_by_name): Rename from a function to...
3987 (pass_manager::get_pass_by_name): ...this method.
3988 (enable_disable_pass): Convert use of get_pass_by_name to
3989 a method call, locating the pass_manager singleton.
3991 2016-05-06 David Malcolm <dmalcolm@redhat.com>
3993 * genattr-common.c (main): Convert argv from char ** to const char **.
3994 * genattr.c (main): Likewise.
3995 * genattrtab.c (main): Likewise.
3996 * genautomata.c (initiate_automaton_gen): Likewise.
3998 * gencodes.c (main): Likewise.
3999 * genconditions.c (main): Likewise.
4000 * genconfig.c (main): Likewise.
4001 * genconstants.c (main): Likewise.
4002 * genemit.c (main): Likewise.
4003 * genenums.c (main): Likewise.
4004 * genextract.c (main): Likewise.
4005 * genflags.c (main): Likewise.
4006 * genmddeps.c (main): Likewise.
4007 * genopinit.c (main): Likewise.
4008 * genoutput.c (main): Likewise.
4009 * genpeep.c (main): Likewise.
4010 * genpreds.c (main): Likewise.
4011 * genrecog.c (main): Likewise.
4012 * gensupport.c (init_rtx_reader_args_cb): Likewise.
4013 (init_rtx_reader_args): Likewise.
4014 * gensupport.h (init_rtx_reader_args_cb): Likewise.
4015 (init_rtx_reader_args): Likewise.
4016 * gentarget-def.c (main): Likewise.
4017 * read-md.c (read_md_files): Likewise.
4018 * read-md.h (read_md_files): Likewise.
4020 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4022 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
4023 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
4024 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
4025 Remove unused predicate.
4026 (register_and_not_fp_reg_operand): Ditto.
4028 2016-05-06 Martin Liska <mliska@suse.cz>
4030 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
4031 instead of vec as the vector is local to the function.
4033 2016-05-06 Jakub Jelinek <jakub@redhat.com>
4035 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
4036 avx512bw alternative.
4038 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
4039 before the ashr<mode>3 pattern.
4041 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
4042 v instead of x in vex or maybe_vex alternatives, use
4043 maybe_evex instead of vex in prefix.
4045 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
4046 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
4047 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
4048 in vex or maybe_vex alternatives, use maybe_evex instead of vex
4051 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
4052 v instead of x in vex or maybe_vex alternatives, use
4053 maybe_evex instead of vex in prefix.
4055 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
4056 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
4057 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
4058 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
4059 alternatives, use maybe_evex instead of vex in prefix.
4061 * config/i386/sse.md (vec_interleave_lowv4sf,
4062 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
4063 v instead of x in vex or maybe_vex alternatives, use
4064 maybe_evex instead of vex in prefix.
4066 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
4067 v instead of x in vex or maybe_vex alternatives, use
4068 maybe_evex instead of vex in prefix.
4070 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
4071 v constraint instead of x.
4073 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
4075 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
4076 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
4079 2016-05-06 Richard Biener <rguenther@suse.de>
4081 PR tree-optimization/70948
4082 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4083 Properly clobber all fields of va_list for __builtin_va_start.
4085 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
4088 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
4089 loop latch destination.
4091 2016-05-06 Martin Liska <mliska@suse.cz>
4093 * tree-ssa-uninit.c: Apply manual changes
4094 to the GNU coding style.
4095 (prune_uninit_phi_opnds): Rename from
4096 prune_uninit_phi_opnds_in_unrealizable_paths.
4098 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4100 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
4101 mspace): Remove deprecated options.
4102 * doc/invoke.texi (SH options): Remove -mspace.
4104 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4106 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
4108 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4110 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
4111 corresponding combine split pattern.
4113 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4116 * config/sh/predicates.md (long_displacement_mem_operand): New.
4117 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
4118 Add movi20, movi20s alternatives. Adjust length attribute for
4120 (movsi_ie): Allow for any FPU. Adjust length attribute for
4122 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
4123 attribute for alternatives.
4124 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
4125 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
4126 length attribute for alternatives.
4128 2016-05-06 Richard Biener <rguenther@suse.de>
4130 PR tree-optimization/70960
4131 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
4133 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4136 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
4137 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
4139 2016-05-06 Marek Polacek <polacek@redhat.com>
4142 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
4144 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
4147 * config/sh/sh.md (*rotcr): Add another variant.
4149 2016-05-06 Richard Biener <rguenther@suse.de>
4152 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
4154 2016-05-06 Richard Biener <rguenther@suse.de>
4157 * fold-const.c (split_tree): Always convert to the original type
4160 2016-05-06 Richard Biener <rguenther@suse.de>
4162 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
4163 (fwprop_addr): Likewise.
4165 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
4168 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
4170 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
4171 * config/i386/i386.md (push mem splitter): Use find_constant_src in
4172 the splitter condition.
4173 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
4174 the splitter condition.
4175 (FP float_extend load splitter): Ditto.
4177 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
4179 * config/i386/i386.md (peehole2 patterns): Change true_regnum
4180 to REGNO in all peephole2 patterns.
4181 (post-reload splitters): Change true_regnum to REGNO in
4182 post-reload splitters.
4183 (zero_extend splitters): Use general_reg_operand and
4184 nonimmediate_gr_operand predicates.
4186 2016-05-05 Jakub Jelinek <jakub@redhat.com>
4188 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
4189 v constraint instead of x.
4191 2016-05-05 Alan Modra <amodra@gmail.com>
4194 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
4195 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
4196 TARGET_NO_FP_IN_TOC for -mrelocatable.
4197 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
4198 TARGET_RELOCATABLE test.
4199 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4200 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4201 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4202 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4203 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4204 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
4205 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
4206 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4207 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
4208 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4210 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
4211 (rs6000_stack_info): Likewise.
4212 (rs6000_elf_asm_out_constructor): Likewise.
4213 (rs6000_elf_asm_out_destructor): Likewise.
4214 (rs6000_elf_declare_function_name): Likewise.
4215 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
4216 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
4219 2016-05-05 Alan Modra <amodra@gmail.com>
4221 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
4223 2016-05-05 Alan Modra <amodra@gmail.com>
4225 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
4226 out-of-line gpr restore for one or two regs if that would add
4229 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
4232 * config/i386/i386.md
4233 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
4234 Change to post-epilogue_completed late splitter. Use sse_reg_operand
4235 as operand 0 predicate.
4236 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
4238 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
4239 Ditto. Emit the pattern using RTX.
4241 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
4242 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
4243 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
4244 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
4246 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
4247 sse_reg_operand as operand 0 predicate.
4249 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
4250 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
4251 instead of gen_rtx_REG.
4252 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
4255 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4257 * function.c (emit_use_return_register_into_block): Delete.
4258 (gen_return_pattern): Delete.
4259 (emit_return_into_block): Delete.
4260 (active_insn_between): Delete.
4261 (convert_jumps_to_returns): Delete.
4262 (emit_return_for_exit): Delete.
4263 (thread_prologue_and_epilogue_insns): Delete all code dealing with
4264 simple_return for shrink-wrapped blocks.
4265 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
4266 end of blocks that need one.
4267 (get_unconverted_simple_return): Delete.
4268 (convert_to_simple_return): Delete.
4269 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
4270 (convert_to_simple_return): Ditto.
4272 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4274 * cfgcleanup.c (bb_is_just_return): New function.
4275 (try_optimize_cfg): Simplify jumps to return, branches to return,
4276 and branches around return.
4278 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
4280 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
4283 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4287 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
4288 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
4289 assert flags & OEP_HASH_CHECK, instead of asserting it
4290 never happens. Handle TARGET_EXPR.
4291 * fold-const.c (operand_equal_p): For hash verification,
4292 or in OEP_HASH_CHECK into flags.
4294 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
4296 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
4298 (compute_samebase_partition_bases): Fix typo.
4300 2016-05-04 Jakub Jelinek <jakub@redhat.com>
4302 * config/i386/sse.md (vec_interleave_highv8sf,
4303 vec_interleave_lowv8sf, vec_interleave_highv4df,
4304 vec_interleave_lowv4df): Remove constraints from expanders.
4306 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
4308 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4310 * tree-inline.c (expand_call_inline): Fix path dealing with
4311 making lhs of call statement undefined.
4313 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
4315 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
4316 Check availability on NODE, too.
4317 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
4318 (cgraph_node::call_for_symbol_and_aliases): Likewise.
4319 (varpool_node::call_for_symbol_and_aliase): Likewise.
4320 * ipa-pure-const.c (add_new_function): Analyze all bodies.
4321 (propagate_pure_const): Propagate across interposable functions, too.
4322 (skip_function_for_local_pure_const): Do not skip interposable bodies
4324 (pass_local_pure_const::execute): Update.
4326 2016-05-04 Marek Polacek <polacek@redhat.com>
4328 * doc/invoke.texi: Document -Wdangling-else.
4330 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4332 * config.gcc: Error out when conflicting multilib is detected. Do not
4333 loop over multilibs since no combination is legal.
4335 2016-05-04 Alan Modra <amodra@gmail.com>
4337 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
4338 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
4339 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
4342 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
4344 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
4345 Clean up p5600 comments.
4347 2016-05-04 Richard Biener <rguenther@suse.de>
4349 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
4350 constructor simplifications.
4351 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
4353 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
4355 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
4356 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
4357 result.set_rtx is null instead of aborting.
4358 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
4360 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
4361 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
4362 *mov<mode>_store_postinc): New patterns.
4364 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
4366 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
4367 as commutative. Check both conversions are NOP.
4368 ((A & B) OP (C & B)): Remove.
4370 2016-05-04 Alan Modra <amodra@gmail.com>
4372 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
4374 2016-05-04 Alan Modra <amodra@gmail.com>
4377 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
4378 when cr2,3,4 are all fixed regs.
4380 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
4382 PR rtl-optimization/57193
4383 * opts.c (default_options_table): Revert OPT_frename_registers change.
4384 * doc/invoke.texi (-frename-registers, -O2): Likewise.
4386 2016-05-03 Martin Sebor <msebor@redhat.com>
4389 * builtins.c (fold_builtin_FILE): New function.
4390 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
4391 (fold_builtin_0): Call them.
4392 * gimplify.c (gimplify_call_expr): Remove the handling of
4393 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
4396 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
4397 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
4401 * doc/extend.texi (Function Names as Strings): Update __func__,
4402 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
4405 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4406 Richard Biener <rguenther@suse.de>
4408 PR tree-optimization/70916
4409 * tree-if-conv.c: Include cfganal.h.
4410 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
4411 and remove_fake_exit_edges around the optimization pass.
4413 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
4415 * cgraph.c (symbol_table::create_edge): Set inline_failed.
4416 (cgraph_edge::make_direct): Likewise.
4417 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
4418 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
4419 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
4420 (CIF_THUNK): New code.
4421 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
4422 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
4423 (compute_inline_parameters): Set inline_failed for thunks.
4424 (inline_analyze_function): Cleanup.
4425 * ipa-inline.c (can_inline_edge_p): Do not deal with
4426 call_stmt_cannot_inline_p.
4427 (can_early_inline_edge_p): Likewise.
4428 (early_inliner): Initialize inline_failed.
4429 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
4431 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
4433 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
4434 from nonimm_ssenomem_operand.
4435 (nonimm_ssenomem_operand): New predicate.
4436 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
4437 as operand 0 predicate.
4438 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
4439 Disable unsupported alternatives using "enabled" attribute.
4440 Use register_ssemem_operand as operand 0 predicate.
4441 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
4443 2016-05-03 Marek Polacek <polacek@redhat.com>
4446 * input.c (expansion_point_location): New function.
4447 * input.h (expansion_point_location): Declare.
4449 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
4451 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
4452 occurence with frame_offset_ ones.
4454 2016-05-03 Alan Modra <amodra@gmail.com>
4456 PR rtl-optimization/70890
4457 * ira.c (combine_and_move_insns): When moving def_insn, remove
4460 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
4462 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
4463 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
4464 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
4465 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
4467 2016-05-03 Alan Modra <amodra@gmail.com>
4469 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
4470 for SAVE_MULTIPLE/STORE_MULTIPLE.
4472 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4474 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
4475 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
4477 2016-05-03 Richard Biener <rguenther@suse.de>
4479 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
4481 (gimplify_arg): Likewise.
4482 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
4483 re-writing the result to a decl if required.
4484 (internal_get_tmp_var): Add allow_ssa parameter
4485 and override into_ssa with it.
4486 (get_formal_tmp_var): Adjust.
4487 (get_initialized_tmp_var): Add allow_ssa parameter.
4488 (gimplify_arg): Add allow_ssa parameter and avoid generating
4489 SSA names for the result false.
4490 (gimplify_call_expr): If the call may return twice do not
4491 gimplify parameters into SSA.
4492 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
4493 (gimplify_modify_expr): Adjust assert. For noreturn calls
4494 with a SSA name LHS adjust its def.
4495 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
4496 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
4497 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
4498 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
4499 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
4500 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
4501 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
4502 (optimize_target_teams): Do not allow SSA names for clause operands.
4503 (gimplify_expr): Likewise for where we mark the result addressable.
4504 * passes.def (pass_init_datastructures): Remove.
4505 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
4506 (rewrite_stmt): Likewise.
4507 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
4508 (replace_locals_op): Replace SSA names.
4509 (copy_gimple_seq_and_replace_locals): Init src_cfun.
4510 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
4511 * cgraph.c (release_function_body): Free CFG annotations only
4512 when we have a CFG. Simplify.
4513 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
4514 force_gimple_operand instead of get_initialized_tmp_var.
4515 * tree-pass.h (make_pass_init_datastructures): Remove.
4516 * tree-ssa.c (execute_init_datastructures): Remove.
4517 (pass_data_init_datastructures): Likewise.
4518 (class pass_init_datastructures): Likewise.
4519 (make_pass_init_datastructures): Likewise.
4520 * omp-low.c (create_omp_child_function): Init SSA data structures.
4521 (grid_expand_target_grid_body): Likewise.
4522 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
4523 name before adding it to names_to_release.
4524 (remove_bb): Always release SSA defs.
4525 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
4526 before dereferencing it.
4527 * cgraphunit.c (init_lowered_empty_function): Always
4528 int SSA data structures.
4529 * tree-ssanames.c (release_defs): Remove assert that we are in
4531 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
4533 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4534 Uros Bizjak <ubizjak@gmail.com>
4536 PR rtl-optimization/70467
4537 * config/i386/predicates.md (x86_64_hilo_int_operand,
4538 x86_64_hilo_general_operand): New predicates.
4539 * config/i386/constraints.md (Wd): New constraint.
4540 * config/i386/i386.md (mode attr di): Use Wd instead of e.
4541 (general_hilo_operand): New mode attr.
4542 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
4543 instead of <general_operand>.
4544 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
4545 x86_64_hilo_general_operand instead of <general_operand>.
4547 2016-05-03 Jakub Jelinek <jakub@redhat.com>
4549 PR tree-optimization/70916
4550 * tree-if-conv.c (constant_or_ssa_name): Removed.
4551 (fold_build_cond_expr): Use is_gimple_val instead of
4552 constant_or_ssa_name.
4554 PR tree-optimization/70916
4555 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
4556 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
4559 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
4560 (optimize_atomic_bit_test_and): New function.
4561 (pass_fold_builtins::execute): Use it.
4562 * optabs.def (atomic_bit_test_and_set_optab,
4563 atomic_bit_test_and_complement_optab,
4564 atomic_bit_test_and_reset_optab): New optabs.
4565 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
4566 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
4567 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
4568 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
4569 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
4570 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
4571 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
4572 * doc/md.texi (atomic_bit_test_and_set@var{mode},
4573 atomic_bit_test_and_complement@var{mode},
4574 atomic_bit_test_and_reset@var{mode}): Document.
4575 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
4576 atomic_bit_test_and_complement<mode>,
4577 atomic_bit_test_and_reset<mode>): New expanders.
4578 (atomic_bit_test_and_set<mode>_1,
4579 atomic_bit_test_and_complement<mode>_1,
4580 atomic_bit_test_and_reset<mode>_1): New insns.
4582 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
4584 PR rtl-optimization/70687
4585 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
4586 instead of unsigned HOST_WIDE_INT.
4588 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
4590 PR rtl-optimization/44281
4591 * hard-reg-set.h (struct target_hard_regs): New field
4592 x_fixed_nonglobal_reg_set.
4593 (fixed_nonglobal_reg_set): New macro.
4594 * reginfo.c (init_reg_sets_1): Initialize it.
4595 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
4597 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
4599 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4601 PR tree-optimization/56541
4602 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
4603 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
4604 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
4605 (any_complicated_phi): new static variable.
4606 (aggressive_if_conv): delete.
4607 (if_convertible_phi_p): support phis with more than two arguments.
4608 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
4609 critical pred edges.
4610 (ifcvt_split_critical_edges): support phis with more than two
4611 arguments by checking new parameter. only split critical edges
4613 (tree_if_conversion): handle simd pragma marked loop using new
4614 local variable aggressive_if_conv. check any_complicated_phi.
4616 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4618 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
4621 2016-05-03 Bin Cheng <bin.cheng@arm.com>
4623 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
4626 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
4628 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
4629 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
4630 define_insn_and_split.
4631 (mulsi3_i): New define_insn_and_split.
4632 (mulsi3_call): Convert to define_insn.
4633 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
4636 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4638 * machmode.h (mode_complex): Add support to give the complex mode
4640 (GET_MODE_COMPLEX_MODE): Likewise.
4641 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
4642 stored by build_complex_type and gfc_build_complex_type instead of
4643 trying to figure out the appropriate mode based on the size. Raise
4644 an assertion error, if the type was not set.
4645 * genmodes.c (struct mode_data): Add field for the complex type of
4647 (blank_mode): Likewise.
4648 (make_complex_modes): Remember the complex mode created in the
4650 (emit_mode_complex): Write out the mode_complex array to map a
4651 type mode to the complex version.
4652 (emit_insn_modes_c): Likewise.
4653 * tree.c (build_complex_type): Set the complex type to use before
4654 calling layout_type.
4655 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
4656 support for __float128 complex datatypes.
4657 (rs6000_hard_regno_mode_ok): Likewise.
4658 (rs6000_setup_reg_addr_masks): Likewise.
4659 (rs6000_complex_function_value): Likewise.
4660 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
4661 __float128 and __ibm128 complex.
4662 (FLOAT128_IBM_P): Likewise.
4663 (ALTIVEC_ARG_MAX_RETURN): Likewise.
4664 * doc/extend.texi (Additional Floating Types): Document that
4665 -mfloat128 must be used to enable __float128. Document complex
4666 __float128 and __ibm128 support.
4668 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4671 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
4672 char/short arguments promoted to int because of promote_prototypes.
4674 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4676 * config/i386/predicates.md (register_ssemem_operand): New predicate.
4677 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
4678 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
4679 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
4680 alternatives using "enabled" attribute. Use register_ssemem_operand
4681 as operand 1 predicate.
4682 (*cmpi<unord>xf_i387): Split XFmode pattern from
4683 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
4684 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
4685 *absneg<mode>2_i387. Disable unsupported alternatives using
4686 "enabled" attribute.
4687 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
4689 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4691 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
4693 (oacc_loop_process): Check mask for loop termination.
4695 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4697 * cif-code.def (CIF_THUNK): Add.
4698 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
4701 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
4703 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
4704 (dump_inline_summary): Dump it.
4705 (fp_expression_p): New predicate.
4706 (estimate_function_body_sizes): Use it.
4707 (inline_merge_summary): Merge fp_expressions.
4708 (inline_read_section): Read fp_expressions.
4709 (inline_write_summary): Write fp_expressions.
4710 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
4711 codegen boundary if either caller or callee is !fp_expressions.
4712 * ipa-inline.h (inline_summary): Add fp_expressions.
4713 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
4714 to fp_expressions be sure the fp generation flags are updated.
4716 2016-05-02 Jakub Jelinek <jakub@redhat.com>
4718 PR rtl-optimization/70467
4719 * cse.c (cse_insn): Handle no-op MEM moves after folding.
4721 PR rtl-optimization/70467
4722 * ipa-pure-const.c (check_call): Handle internal calls even in
4723 ipa mode like in local mode.
4725 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
4727 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
4729 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4731 * match.pd (X u< X, X u> X): New transformations.
4733 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
4735 * flag-types.h (enum warn_strict_overflow_code): Move ...
4736 * coretypes.h: ... here.
4737 * fold-const.h (fold_overflow_warning): Declare.
4738 * fold-const.c (fold_overflow_warning): Make non-static.
4739 (fold_comparison): Move the transformation of X +- C1 CMP C2
4740 into X CMP C2 -+ C1 ...
4741 * match.pd: ... here.
4742 * gimple-fold.c (fold_stmt_1): Protect with
4743 fold_defer_overflow_warnings.
4745 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
4747 * omp-low.c (struct oacc_loop): Add 'inner' field.
4748 (new_oacc_loop_raw): Initialize it to zero.
4749 (oacc_loop_fixed_partitions): Initialize it.
4750 (oacc_loop_auto_partitions): Partition outermost loop to outermost
4751 available partitioning.
4753 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4755 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
4757 (umulsidi3): Likewise.
4758 (indirect_jump): Fix jump instruction assembly patterns.
4760 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
4763 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
4764 (nvptx_function_value): Assert non-NULL cfun.
4766 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
4768 PR rtl-optimization/70886
4769 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
4771 * cselib.h (rtx_equal_for_cselib_1): Declare.
4772 (rtx_equal_for_cselib_p: New inline function.
4773 * cselib.c (rtx_equal_for_cselib_p): Delete.
4774 (rtx_equal_for_cselib_1): Make public.
4776 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
4778 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
4779 (register_mixssei387nonimm_operand): Remove predicate.
4780 * config/i386/i386.md (*fop_<mode>_comm): Merge from
4781 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
4782 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
4783 for TARGET_MIX_SSE_I387 alternatives.
4784 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
4785 Disable unsupported alternatives using "enabled" attribute. Use
4786 nonimm_ssenomem_operand as operand 1 predicate. Also check
4787 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
4789 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4791 * tree.c (cst_and_fits_in_hwi): Simplify.
4793 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4795 * tree.h (wi::to_wide): New function.
4796 * expr.c (expand_expr_real_1): Use wi::to_wide.
4797 * fold-const.c (int_const_binop_1): Likewise.
4798 (extract_muldiv_1): Likewise.
4800 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4802 * wide-int.h: Update offset_int and widest_int documentation.
4803 (WI_SIGNED_SHIFT_RESULT): New macro.
4804 (wi::binary_shift): Define signed_shift_result_type for
4805 shifts on offset_int- and widest_int-like types.
4806 (generic_wide_int): Support <<= and >>= if << and >> are supported.
4807 * tree.h (int_bit_position): Use shift operators instead of wi::
4809 * alias.c (adjust_offset_for_component_ref): Likewise.
4810 * expr.c (get_inner_reference): Likewise.
4811 * fold-const.c (fold_comparison): Likewise.
4812 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
4813 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
4814 * tree-dfa.c (get_ref_base_and_extent): Likewise.
4815 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
4816 (stmt_kills_ref_p): Likewise.
4817 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
4818 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
4819 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4820 (ao_ref_init_from_vn_reference): Likewise.
4822 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
4824 * wide-int.h: Update offset_int and widest_int documentation.
4825 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
4826 (wi::binary_traits): Allow ordered comparisons between offset_int and
4827 offset_int, between widest_int and widest_int, and between either
4828 of these types and basic C types.
4829 (operator <, <=, >, >=): Define for the same combinations.
4830 * tree.h (tree_int_cst_lt): Use comparison operators instead
4831 of wi:: comparisons.
4832 (tree_int_cst_le): Likewise.
4833 * gimple-fold.c (fold_array_ctor_reference): Likewise.
4834 (fold_nonarray_ctor_reference): Likewise.
4835 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
4836 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
4837 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
4838 * tree-sra.c (completely_scalarize): Likewise.
4839 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
4840 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
4841 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
4842 (check_for_binary_op_overflow): Likewise.
4843 (search_for_addr_array): Likewise.
4844 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
4846 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4848 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
4849 (arc_save_restore): Likewise.
4850 (arc_dwarf_register_span): Likewise.
4851 (arc_output_pic_addr_const): Initialize suffix variable.
4853 2016-05-02 Martin Liska <mliska@suse.cz>
4855 * symbol-summary.h (function_summary::function_summary):
4856 Remove checking assert for all cgraph nodes.
4857 (function_summary::get): Check summary_uid.
4858 (symtab_insertion): Check summary_uid.
4860 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
4862 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
4863 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
4865 (arc_dwarf_register_span): Remove enum keyword.
4866 (compact_memory_operand_p): New function.
4867 * config/arc/arc.h (reg_class): Add code density register classes.
4868 (REG_CLASS_NAMES): Likewise.
4869 (REG_CLASS_CONTENTS): Likewise.
4870 * config/arc/arc.md (*movqi_insn): Add code density instructions.
4871 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
4872 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
4873 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
4874 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
4876 (h, Rcd, Rsd, Rzd): New register constraints.
4877 (T): Use compact_memory_operand_p function.
4878 * config/arc/predicates.md (compact_load_memory_operand): Remove.
4880 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4882 * config/sh/sh.md (*negnegt, *movtt): Remove.
4884 2016-05-02 Marek Polacek <polacek@redhat.com>
4885 Tom de Vries <tom@codesourcery.com>
4887 PR tree-optimization/70700
4888 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
4889 bigger than FIRST_REF_NODE.
4891 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
4894 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
4896 (prepare_cbranch_operands): Don't use scratch register. Assume that
4897 function is used when pseudos can be created.
4898 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
4899 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
4900 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
4901 define_expand. Allow it only when pseudos can be created.
4902 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
4904 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
4906 * config/i386/constraints.md (BC): Only allow -1 operands.
4907 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
4908 Add "enabled" attribute. Update XI mode attribute calculation.
4909 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
4910 (*movoi_internal_avx): Update XI mode attribute calculation.
4911 (*movti_internal): Ditto.
4913 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4915 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
4916 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
4918 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
4920 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
4921 statement on instruction code. Remove trailing spaces.
4922 (altivec_expand_stv_builtin): Likewise.
4924 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4926 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
4927 (TARGET_FPU_DOUBLE): Simplify.
4928 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
4929 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
4930 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
4931 with 'TARGET_FPU_DOUBLE'.
4932 * config/sh/sh.md: Likewise.
4934 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
4936 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
4937 SH_DIV_STR_FOR_SIZE): Remove.
4938 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
4939 SH_DIV_STR_FOR_SIZE): Remove.
4941 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
4943 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
4944 logical_reg_operand): Delete.
4945 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
4946 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
4947 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
4948 match_operand and match_test.
4949 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
4950 variables on their first use. Return bool values.
4951 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
4952 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
4953 arith_reg_operand for input operand. Remove empty constraints.
4955 (*xorsi3_compact): Rename to xorsi3.
4956 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
4957 (*zero_extend<mode>si2_disp_mem): Update comment.
4960 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4962 * config/sh/t-sh: Remove SH5 support.
4963 * config.gcc: Likewise.
4964 * configure: Likewise.
4966 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4968 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
4970 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
4972 * config/sh/sh.c (register_sh_passes, sh_option_override,
4973 sh_print_operand, prepare_move_operands,
4974 sh_can_follow_jump): Remove TARGET_SH1 checks.
4975 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
4976 PROMOTE_MODE): Likewise.
4977 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
4980 2016-04-30 Alan Modra <amodra@gmail.com>
4982 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
4983 restoring when fixed_reg_p, but allow out-of-line or stmw save.
4984 Check for user regs later to avoid unnecessary looping over regs.
4985 Merge user reg check with non-saved reg check. Don't force
4986 inline VR restore when static chain used.
4987 (rs6000_frame_related): Omit eh_frame info for user regs when
4989 (fixed_regs_p): Delete.
4991 2016-04-30 Alan Modra <amodra@gmail.com>
4993 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
4994 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
4997 2016-04-30 Alan Modra <amodra@gmail.com>
5000 * config/rs6000/rs6000.c (fixed_reg_p): New function.
5001 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
5004 2016-04-30 Alan Modra <amodra@gmail.com>
5006 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
5007 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
5008 flag_pic test for Darwin.
5010 2016-04-30 Alan Modra <amodra@gmail.com>
5012 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
5013 throw_calls_crossed.
5014 (REG_FREQ_CALLS_CROSSED): Delete.
5015 (REG_N_THROWING_CALLS_CROSSED): Delete.
5016 * regstat.c (regstat_bb_compute_ri): Don't calculate
5017 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
5018 (dump_reg_info): Don't print call cross frequency.
5019 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
5020 and REG_N_THROWING_CALLS_CROSSED.
5022 2016-04-30 Alan Modra <amodra@gmail.com>
5024 * regs.h (struct reg_info_t): Delete live_length.
5025 (REG_LIVE_LENGTH): Delete macro.
5026 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
5027 local_live, local_processed and local_live_last_luid params.
5028 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
5030 (regstat_compute_ri): Adjust for above. Don't set
5032 (dump_reg_info): Don't print live length.
5033 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
5034 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
5035 Localize loop_depth var.
5037 2016-04-30 Alan Modra <amodra@gmail.com>
5039 * ira.c (enum valid_equiv): New.
5040 (validate_equiv_mem): Return enum.
5041 (update_equiv_mem): Create replacement in more cases.
5042 (add_store_equivs): Update validate_equiv_mem call.
5044 2016-04-30 Alan Modra <amodra@gmail.com>
5046 * ira.c (combine_and_move_insns): Rather than scanning insns,
5047 use DF infrastucture to find use and def insns.
5049 2016-04-30 Alan Modra <amodra@gmail.com>
5051 ira.c (combine_and_move_insns): Move invariant conditions..
5052 (ira.c): ..to here. Call combine_and_move_insns before
5053 add_store_equivs. Call grow_reg_equivs later. Allocate
5054 req_equiv later using max_reg_num() rather than global max_regno.
5055 (contains_replace_regs): Delete.
5056 (add_store_equivs): Remove contains_replace_regs test.
5058 2016-04-30 Alan Modra <amodra@gmail.com>
5060 * ira.c (struct equiv_mem_data): New.
5061 (equiv_mem, equiv_mem_modified): Delete static vars.
5062 (validate_equiv_mem_from_store): Use "data" param to communicate..
5063 (validate_equiv_mem): ..from here.
5065 2016-04-30 Alan Modra <amodra@gmail.com>
5067 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
5069 (update_reg_equivs): ..here. Move allocation and freeing of
5070 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
5071 end_alias_analysis to..
5074 2016-04-30 Alan Modra <amodra@gmail.com>
5076 * ira.c (pdx_subregs): Delete.
5077 (struct equivalence): Add pdx_subregs field.
5078 (set_paradoxical_subreg): Remove pdx_subregs param. Update
5080 (update_equiv_regs): Don't create or free pdx_subregs. Update
5083 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5085 * config/rs6000/altivec.h: Change definitions of vec_xl and
5087 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
5088 (LD_ELEMREV_V2DI): New.
5089 (LD_ELEMREV_V4SF): New.
5090 (LD_ELEMREV_V4SI): New.
5091 (LD_ELEMREV_V8HI): New.
5092 (LD_ELEMREV_V16QI): New.
5093 (ST_ELEMREV_V2DF): New.
5094 (ST_ELEMREV_V2DI): New.
5095 (ST_ELEMREV_V4SF): New.
5096 (ST_ELEMREV_V4SI): New.
5097 (ST_ELEMREV_V8HI): New.
5098 (ST_ELEMREV_V16QI): New.
5101 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5102 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
5103 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
5104 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
5105 (altivec_expand_builtin): Add handling for
5106 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
5107 (rs6000_invalid_builtin): Add error-checking for
5108 RS6000_BTM_P9_VECTOR.
5109 (altivec_init_builtins): Define builtins used to implement vec_xl
5111 (rs6000_builtin_mask_names): Define power9-vector.
5112 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
5113 (RS6000_BTM_P9_VECTOR): Define.
5114 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
5115 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
5116 (vsx_ld_elemrev_v2df): Likewise.
5117 (vsx_ld_elemrev_v4sf): Likewise.
5118 (vsx_ld_elemrev_v4si): Likewise.
5119 (vsx_ld_elemrev_v8hi): Likewise.
5120 (vsx_ld_elemrev_v16qi): Likewise.
5121 (vsx_st_elemrev_v2df): Likewise.
5122 (vsx_st_elemrev_v2di): Likewise.
5123 (vsx_st_elemrev_v4sf): Likewise.
5124 (vsx_st_elemrev_v4si): Likewise.
5125 (vsx_st_elemrev_v8hi): Likewise.
5126 (vsx_st_elemrev_v16qi): Likewise.
5127 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
5130 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
5132 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
5134 (simplify_control_stmt_condition_1): ... here. Recurse into
5135 BIT_AND_EXPRs and BIT_IOR_EXPRs.
5137 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
5140 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
5141 (zero_extendqi<mode>2_dot): Revert earlier conversion from
5142 define_insn_and_split to define_insn.
5143 (zero_extendqi<mode>2_dot2): Same.
5144 (extendqi<mode>2_dot): Same.
5145 (extendqi<mode>2_dot2): Same.
5147 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5149 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
5150 (probe_stack): New expander.
5151 (probe_stack_<mode>): New insn pattern.
5153 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5155 * config/i386/i386.md
5156 (operations with memory inputs setting flags peephole2):
5157 Remove uneeded REG_P checks. Cleanup pattern generation.
5159 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
5161 * tree-vect-loop.c (vect_transform_loop): Fix
5162 nb_iterations_upper_bound computation for vectorized loop.
5164 2016-04-29 Marek Polacek <polacek@redhat.com>
5165 Jakub Jelinek <jakub@redhat.com>
5168 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
5169 TARGET_EXPR_SLOT as a base.
5171 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
5173 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
5174 with 'rCm2' constraints to limit possible immediate size.
5175 (*load_zeroextendqisi_update): Likewise.
5176 (*load_signextendqisi_update): Likewise.
5177 (*loadhi_update): Likewise.
5178 (*load_zeroextendhisi_update): Likewise.
5179 (*load_signextendhisi_update): Likewise.
5180 (*loadsi_update): Likewise.
5181 (*loadsf_update): Likewise.
5183 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5185 * config/i386/predicates.md (constm1_operand): Fix comparison.
5187 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5189 * testsuite/gcc.target/arc/ieee_eq.c: New test.
5191 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
5193 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
5194 remaining SH5 related settings.
5195 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
5196 shmedia_prepare_call_address): Delete.
5197 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
5198 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
5199 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
5200 UNSUPPORTED_SH2A): Remove m5 checks.
5201 (sh_divide_strategy_e): Remove SH5 division strategies.
5202 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
5203 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
5205 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
5207 * config/s390/s390.c (s390_rtx_costs): Update documentation.
5209 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5211 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
5212 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
5214 * config/s390/vector.md ("mov<mode>"): Likewise.
5216 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
5218 * config/s390/constraints.md ("U", "W"): Invoke
5219 s390_mem_constraint with "ZR" and "ZT".
5220 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
5221 addresses when using LRA. Accept also short displacements for S
5222 and T constraints. Do not check for long displacement target for
5223 S and T constraints.
5224 (s390_mem_constraint): Remove handling of U and W constraints.
5225 * config/s390/s390.md (various patterns): Remove the short
5226 displacement constraints (Q and R) if a long displacement
5227 constraint is present. Add longdisp as required CPU capability.
5228 * config/s390/vector.md: Likewise.
5229 * config/s390/vx-builtins.md: Likewise.
5231 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5234 * reload1.c (reload): Call finish_spills before
5235 restarting reload loop. Skip select_reload_regs
5236 if update_eliminables_and_spill returns true.
5238 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
5240 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
5241 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
5242 (umulhisi3_imm): Update predicates and constraint letters.
5243 (umulhisi3_reg): Declare instruction as commutative.
5244 * config/arc/constraints.md (J12, J16): New constraints.
5245 * config/arc/predicates.md (short_unsigned_const_operand): New
5247 (arc_short_operand): Likewise.
5248 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
5250 2016-04-29 Richard Biener <rguenther@suse.de>
5252 PR tree-optimization/13962
5253 PR tree-optimization/65686
5254 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
5255 * tree-ssa-alias.c (ptrs_compare_unequal): New function
5256 using PTA to compare pointers.
5257 * match.pd: Add pattern for pointer equality compare simplification
5258 using ptrs_compare_unequal.
5260 2016-04-29 Richard Biener <rguenther@suse.de>
5262 * stor-layout.c (layout_type): Do not build a pointer-to-element
5265 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
5268 Use SWI mode iterator. Use general_reg_operand predicate.
5269 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
5270 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
5273 2016-04-29 Jakub Jelinek <jakub@redhat.com>
5276 * fold-const.c (operand_equal_p): Don't verify hash value equality
5278 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
5281 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5284 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
5285 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
5286 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
5287 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
5288 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
5290 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5292 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
5293 to info. Don't initialize separate fields to 0. Clean up
5296 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5298 * config/i386/i386.md (peephole2s for operations with memory inputs):
5299 Use SWI mode iterator.
5300 (peephole2s for operations with memory outputs): Ditto.
5301 Do not check for stack checking probe.
5303 (probe_stack): Remove expander.
5305 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5306 Andrew Burgess <andrew.burgess@embecosm.com>
5308 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
5309 operands as 32-bits.
5311 2016-04-28 Jason Merrill <jason@redhat.com>
5313 * gdbinit.in: Skip line-map.h.
5315 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5316 Andrew Burgess <andrew.burgess@embecosm.com>
5318 * config/arc/arc.c (arc_conditional_register_usage): Take
5319 TARGET_RRQ_CLASS into account.
5320 (arc_print_operand): Support printing 'p' and 's' operands.
5321 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
5323 (TARGET_RRQ_CLASS): Define.
5324 (IS_POWEROF2_OR_0_P): Define.
5325 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
5327 (*tst_movb): New define_insn.
5328 (*tst): Avoid recognition if it could prevent '*tst_movb'
5329 combination; replace c/CnL with c/Chs alternative.
5330 (*tst_bitfield_tst): New define_insn.
5331 (*tst_bitfield_asr): New define_insn.
5332 (*tst_bitfield): New define_insn.
5333 (andsi3_i): Add Rrq variant.
5334 (extzv): New define_expand.
5335 (insv): New define_expand.
5336 (*insv_i): New define_insn.
5337 (*movb): New define_insn.
5338 (*movb_signed): New define_insn.
5339 (*movb_high): New define_insn.
5340 (*movb_high_signed): New define_insn.
5341 (*movb_high_signed + 1): New define_split pattern.
5342 (*mrgb): New define_insn.
5343 (*mrgb + 1): New define_peephole2 pattern.
5344 (*mrgb + 2): New define_peephole2 pattern.
5345 * config/arc/arc.opt (mbitops): New option for nps400, uses
5346 TARGET_NPS_BITOPS_DEFAULT.
5347 * config/arc/constraints.md (q): Make register class conditional.
5348 (Rrq): New register constraint.
5349 (Chs): New constraint.
5350 (Clo): New constraint.
5351 (Chi): New constraint.
5352 (Cbf): New constraint.
5353 (Cbn): New constraint.
5354 (C18): New constraint.
5355 (Cbi): New constraint.
5357 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5359 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
5361 (bitmap_intersection_of_preds): Ditto.
5362 (bitmap_union_of_succs): Ditto.
5363 (bitmap_union_of_preds): Ditto.
5364 * sbitmap.c (do_popcount): Delete.
5365 (BITMAP_DEBUGGING): Delete.
5366 (sbitmap_verify_popcount): Delete.
5367 (sbitmap_alloc): Don't initialize the popcount field.
5368 (sbitmap_alloc_with_popcount): Delete.
5369 (sbitmap_resize): Don't resize the popcount array.
5370 (sbitmap_vector_alloc): Don't initialize the popcount field.
5371 (bitmap_copy): Don't copy the popcount array.
5372 (bitmap_clear): Don't clear the popcount array.
5373 (bitmap_clear): Delete the popcount array handling.
5374 (bitmap_ior_and_compl): Delete the popcount assert.
5375 (bitmap_not): Ditto.
5376 (bitmap_and_compl): Ditto.
5377 (bitmap_and): Delete the popcount array handling.
5378 (bitmap_xor): Ditto.
5379 (bitmap_ior): Ditto.
5380 (bitmap_or_and): Delete the popcount assert.
5381 (bitmap_and_or): Ditto.
5382 (popcount_table): Delete.
5383 (sbitmap_elt_popcount): Delete.
5384 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
5385 (bitmap_set_bit): Delete the popcount assert.
5386 (bitmap_clear_bit): Ditto.
5387 (sbitmap_free): Don't free the popcount array.
5388 (sbitmap_alloc_with_popcount): Delete declaration.
5389 (sbitmap_popcount): Ditto.
5391 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5392 Andrew Burgess <andrew.burgess@embecosm.com>
5394 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
5395 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
5396 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
5397 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
5398 * config/arc/arc.opt (mcmem): New option.
5399 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
5400 supply length for r/m alternative.
5401 (*extendqisi2_ac): Likewise.
5402 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
5404 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
5405 (movhi_insn): Likewise.
5406 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
5407 (*zero_extendqihi2_i): Add r/Ucm alternative.
5408 (*zero_extendqisi2_ac): Likewise.
5409 (*zero_extendhisi2_i): Likewise.
5410 * config/arc/constraints.md (Uex): New memory constraint.
5411 (Ucm): New define_constraint.
5412 * config/arc/predicates.md (long_immediate_loadstore_operand):
5413 Return 0 for MEM with cmem_address address.
5414 (cmem_address_0): New predicates.
5415 (cmem_address_1): Likewise.
5416 (cmem_address_2): Likewise.
5417 (cmem_address): Likewise.
5419 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5421 * config/rs6000/rs6000.c (machine_function): Rename
5422 insn_chain_scanned_p to spe_insn_chain_scanned_p.
5423 (rs6000_stack_info): Adjust.
5425 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
5426 Andrew Burgess <andrew.burgess@embecosm.com>
5428 * config/arc/constraints.md (Usd): Convert to define_constraint.
5432 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5435 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
5436 Add new peephole2 where the first insn is *mov<mode>_or instead of
5437 *mov<mode>_internal.
5439 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
5441 * tracer.c (bb_seen): Make static.
5443 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
5445 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
5446 support, setup defaults.
5447 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
5448 * config/arc/arc.c (arc_init): Add NPS400 support.
5449 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
5450 (TARGET_ARC700): NPS400 is also an ARC700.
5451 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
5453 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
5456 * config/nds32/nds32.md (casesi): Don't access the operands array
5459 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
5462 (or $-1,reg peephole2): Ditto.
5463 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
5465 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5467 * doc/extend.texi (Common Function Attributes) [optimize]:
5468 Discourage use of the optimize attribute.
5470 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
5472 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
5473 special case builtin.
5474 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
5475 ALTIVEC_BUILTIN_VEC_ADDE.
5476 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
5477 support for ALTIVEC_BUILTIN_VEC_ADDE.
5478 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
5479 for __builtin_vec_adde.
5481 2016-04-28 Jakub Jelinek <jakub@redhat.com>
5483 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
5484 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
5486 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5489 * doc/sourcebuild.texi (Effective-Target Keywords, Other
5490 attributes): Document cilkplus_runtime.
5492 2016-04-28 Martin Jambor <mjambor@suse.cz>
5494 * tree-cfg.c (verify_expr): Verify that local declarations belong to
5495 this function. Call verify_expr on MEM_REFs and bases of other
5498 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5500 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
5501 for WORD_REGISTER_OPERATIONS to runtime check.
5503 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5505 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
5507 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5509 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
5510 big-endian compilation.
5511 * config/arc/arc.md (addf3): Likewise.
5515 2016-04-28 Richard Biener <rguenther@suse.de>
5517 PR tree-optimization/70840
5518 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
5519 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
5520 Mark x * pow(x,c) -> pow(x,c+1) commutative.
5521 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
5523 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5525 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
5526 and explain why in a comment.
5528 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5530 * config/arc/arc.md (cpu_facility): Add fpx variant.
5531 (subdf3): Prohibit use reverse sub when assist operations option
5533 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
5534 instructions only when FPX is enabled.
5535 * testsuite/gcc.target/arc/trsub.c: New test.
5537 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
5540 mult_operator when calculating "type" attribute.
5541 (*fop_<mode>_1_i387): Ditto.
5542 (*fop_xf_1_i387): Ditto.
5543 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
5544 Use std::swap to swap operands. Use RTL expressions to generate
5547 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5548 Joern Rennecke <joern.rennecke@embecosm.com>
5550 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
5552 (emit_pic_move): Remove.
5553 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
5554 * config/arc/arc.c (emit_pic_move): Removed.
5555 (TARGET_HAVE_TLS): Define.
5556 (arc_conditional_register_usage): Test for arc_tp_regno.
5557 (arc_print_operand, arc_print_operand_address): Handle TLS
5559 (arc_needs_pcl_p): New function.
5560 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
5561 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
5562 (arc_raw_symbolic_reference_mentioned_p): Likewise.
5563 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
5564 (arc_legitimize_tls_address): Likewise.
5565 (DTPOFF_ZERO_SYM): Define.
5566 (arc_legitimize_pic_address): Make it static, handle TLS cases.
5567 (arc_output_pic_addr_const): Print TLS unspecs.
5568 (prepare_pic_move): New function, replaces emit_pic_move.
5569 (arc_legitimate_constant_p): Handle TLS unspecs.
5570 (arc_legitimate_address_p): Likewise.
5571 (arc_rewrite_small_data_p): Use assert for TLS constants.
5572 (prepare_move_operands): Use prepare_pic_move.
5573 (arc_legitimize_address): Legitimize tls addresses.
5574 (arc_epilogue_uses): Check for arc_tp_regno.
5575 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
5576 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
5578 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
5580 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
5581 %(arc_tls_extra_start_spec).
5582 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
5583 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
5585 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
5586 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
5587 (UNSPEC_TLS_OFF): Add.
5589 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
5590 (get_thread_pointersi): New patterns.
5591 * config/arc/arc.opt (mtp-regno): New option.
5592 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
5593 (move_dest_operand): Likewise.
5594 * configure: Regenerate.
5595 * configure.ac: Add arc*-*-* case to test for tls.
5596 * doc/invoke.texi (ARC options): Document mtp-regno.
5598 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
5600 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
5601 the new ARC HS SIMD instructions.
5602 (arc_preferred_simd_mode): New function.
5603 (arc_autovectorize_vector_sizes): Likewise.
5604 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
5605 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
5606 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
5607 (arc_init_builtins): Add new SIMD builtin types.
5608 (arc_split_move): Handle 64 bit vector moves.
5609 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
5610 (TARGET_PLUS_QMACW): Define.
5611 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
5612 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
5613 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
5614 (VSUBADD4H): New builtins.
5615 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
5616 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
5618 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
5619 Matthias Klose <doko@debian.org>
5621 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
5623 2016-04-28 Richard Biener <rguenther@suse.de>
5626 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
5629 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
5631 * common/config/sh/sh-common.c: Remove SH5 support.
5632 * config/sh/constraints.md: Likewise.
5633 * config/sh/config/sh/elf.h: Likewise.
5634 * config/sh/linux.h: Likewise.
5635 * config/sh/netbsd-elf.h: Likewise.
5636 * config/sh/predicates.md: Likewise.
5637 * config/sh/sh-c.c: Likewise.
5638 * config/sh/sh-protos.h: Likewise.
5639 * config/sh/sh.c: Likewise.
5640 * config/sh/sh.h: Likewise.
5641 * config/sh/sh.md: Likewise.
5642 * config/sh/sh.opt: Likewise.
5643 * config/sh/sync.md: Likewise.
5644 * config/sh/sh64.h: Delete.
5645 * config/sh/shmedia.h: Likewise.
5646 * config/sh/shmedia.md: Likewise.
5647 * config/sh/sshmedia.h: Likewise.
5648 * config/sh/t-netbsd-sh5-64: Likewise.
5649 * config/sh/t-sh64: Likewise.
5650 * config/sh/ushmedia.h: Likewise.
5652 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
5654 * config/i386/i386.md (sign_extend to memory peephole2s): Use
5655 general_reg_operand instead of register_operand predicate.
5657 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5659 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
5661 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
5663 * match.pd (A - B > A, A + B < A): New transformations.
5665 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
5667 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
5668 which defaults to true. Emit an outer pair of parentheses only if
5669 EMIT_PARENS. When continuing a chain of && or || (or & or |),
5670 don't emit parentheses for the right-hand operand.
5672 2016-04-27 Jeff Law <law@redhat.com>
5674 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
5676 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5678 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
5679 (altivec_lvx_<mode>_internal): Document.
5680 (altivec_lvx_<mode>_2op): New define_insn.
5681 (altivec_lvx_<mode>_1op): Likewise.
5682 (altivec_lvx_<mode>_2op_si): Likewise.
5683 (altivec_lvx_<mode>_1op_si): Likewise.
5684 (altivec_stvx_<mode>): Remove.
5685 (altivec_stvx_<mode>_internal): Document.
5686 (altivec_stvx_<mode>_2op): New define_insn.
5687 (altivec_stvx_<mode>_1op): Likewise.
5688 (altivec_stvx_<mode>_2op_si): Likewise.
5689 (altivec_stvx_<mode>_1op_si): Likewise.
5690 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5691 Expand vec_ld and vec_st during parsing.
5692 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
5694 (altivec_expand_stvx_be): Likewise.
5695 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
5696 address-masking behavior in RTL.
5697 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
5698 address-masking behavior in RTL.
5699 (altivec_expand_builtin): Change builtin code arguments for calls
5700 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
5701 (insn_is_swappable_p): Avoid incorrect swap optimization in the
5702 presence of lvx/stvx patterns.
5703 (alignment_with_canonical_addr): New function.
5704 (alignment_mask): Likewise.
5705 (find_alignment_op): Likewise.
5706 (recombine_lvx_pattern): Likewise.
5707 (recombine_stvx_pattern): Likewise.
5708 (recombine_lvx_stvx_patterns): Likewise.
5709 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
5710 stvx patterns from expand.
5711 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
5713 (vector_altivec_store_<mode>): Likewise.
5715 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
5717 * config/aarch64/aarch64.md
5718 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
5719 remove the "fp" attributes.
5720 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
5721 add the "simd" attributes.
5722 (*movdf_aarch64): Likewise.
5723 (*movtf_aarch64): Remove the "fp" attributes.
5724 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
5725 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
5727 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5729 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
5730 rtx to rtx_code_label *.
5731 * rtl.h (maybe_set_first_label_num): Likewise.
5733 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5735 * df-core.c (df_add_problem): Make the problem param be const.
5736 (df_remove_problem): Make local "problem" be const.
5737 * df-problems.c (problem_RD): Make const.
5738 (problem_LR): Likewise.
5739 (problem_LIVE): Likewise.
5740 (problem_MIR): Likewise.
5741 (problem_CHAIN): Likewise.
5742 (problem_WORD_LR): Likewise.
5743 (problem_NOTE): Likewise.
5744 (problem_MD): Likewise.
5745 * df-scan.c (problem_SCAN): Likewise.
5746 * df.h (struct df_problem): Make field "dependent_problem" be
5748 (struct dataflow): Likewise for field "problem".
5749 (df_add_problem): Make param const.
5751 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
5754 inter-unit moves to/from vector registers are enabled. Do not disable
5757 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5759 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
5760 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
5762 (enum df_problem_id): ...this new enum.
5763 (struct df_problem): Convert field "id" from "int" to
5766 2016-04-27 David Malcolm <dmalcolm@redhat.com>
5768 * rtl.def: Update comment for "things in the instruction chain" to
5769 reflect the removal of the leading "i" field for INSN_UID in
5770 r210360. Fix bogus apostrophe.
5772 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
5774 * config/i386/i386.md
5775 (lea arith with mem operand + setcc peephole2): Set operator mode.
5777 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
5780 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
5781 (dimode_scalar_to_vector_candidate_p): This.
5782 (timode_scalar_to_vector_candidate_p): New function.
5783 (scalar_to_vector_candidate_p): Likewise.
5784 (timode_check_non_convertible_regs): Likewise.
5785 (timode_remove_non_convertible_regs): Likewise.
5786 (remove_non_convertible_regs): Likewise.
5787 (remove_non_convertible_regs): Renamed to ...
5788 (dimode_remove_non_convertible_regs): This.
5789 (scalar_chain::~scalar_chain): Make it virtual.
5790 (scalar_chain::compute_convert_gain): Make it pure virtual.
5791 (scalar_chain::mark_dual_mode_def): Likewise.
5792 (scalar_chain::convert_insn): Likewise.
5793 (scalar_chain::convert_registers): Likewise.
5794 (scalar_chain::add_to_queue): Make it protected.
5795 (scalar_chain::emit_conversion_insns): Likewise.
5796 (scalar_chain::replace_with_subreg): Likewise.
5797 (scalar_chain::replace_with_subreg_in_insn): Likewise.
5798 (scalar_chain::convert_op): Likewise.
5799 (scalar_chain::convert_reg): Likewise.
5800 (scalar_chain::make_vector_copies): Likewise.
5801 (scalar_chain::convert_registers): New pure virtual function.
5802 (class dimode_scalar_chain): New class.
5803 (class timode_scalar_chain): Likewise.
5804 (scalar_chain::mark_dual_mode_def): Renamed to ...
5805 (dimode_scalar_chain::mark_dual_mode_def): This.
5806 (timode_scalar_chain::mark_dual_mode_def): New function.
5807 (timode_scalar_chain::convert_insn): Likewise.
5808 (dimode_scalar_chain::convert_registers): Likewise.
5809 (scalar_chain::compute_convert_gain): Renamed to ...
5810 (dimode_scalar_chain::compute_convert_gain): This.
5811 (scalar_chain::replace_with_subreg): Renamed to ...
5812 (dimode_scalar_chain::replace_with_subreg): This.
5813 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
5814 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
5815 (scalar_chain::make_vector_copies): Renamed to ...
5816 (dimode_scalar_chain::make_vector_copies): This.
5817 (scalar_chain::convert_reg): Renamed to ...
5818 (dimode_scalar_chain::convert_reg ): This.
5819 (scalar_chain::convert_op): Renamed to ...
5820 (dimode_scalar_chain::convert_op): This.
5821 (scalar_chain::convert_insn): Renamed to ...
5822 (dimode_scalar_chain::convert_insn): This.
5823 (scalar_chain::convert): Call convert_registers.
5824 (convert_scalars_to_vector): Change to scalar_chain pointer to
5825 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
5826 in 32-bit mode. Delete scalar_chain pointer. Call
5827 free_dominance_info in 64-bit mode.
5828 (pass_stv::gate): Remove TARGET_64BIT check.
5829 (ix86_option_override): Put the 64-bit STV pass before the CSE
5832 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
5834 * dwarf2out.h (struct dw_loc_descr_node): Remove the
5835 dw_loc_frame_offset field.
5836 * dwarf2out.c (new_loc_descr): Likewise.
5837 (resolve_args_picking_1): Turn the VISITED hash set into a
5838 FRAME_OFFSET hash map. Use it to associate a frame offset to
5839 visited nodes. Remove uses of the CHECKING_P macro.
5840 (resolve_args_picking): Update call to resolve_args_picking_1.
5842 2016-04-27 Martin Liska <mliska@suse.cz>
5844 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
5845 (free_loop_data): Release vuses of groups.
5847 2016-04-27 Bin Cheng <bin.cheng@arm.com>
5849 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
5850 instead of redundant use_id and boolean have_use_for.
5851 (struct iv_use): Change sub_id into group_id. Remove field next.
5852 Move fields: related_cands, n_map_members, cost_map and selected
5854 (struct iv_group): ... here. New structure.
5855 (struct iv_common_cand): Use structure declaration directly.
5856 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
5857 (MAX_CONSIDERED_USES): Rename macro to ...
5858 (MAX_CONSIDERED_GROUPS): ... here.
5859 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
5860 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
5861 (dump_uses): Rename to ...
5862 (dump_groups): ... here. Update all uses.
5863 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
5864 (find_induction_variables): Refactor format of dump information.
5865 (record_sub_use): Delete.
5866 (record_use): Update all uses.
5867 (record_group): New function.
5868 (record_group_use, find_interesting_uses_op): Call above functions.
5870 (find_interesting_uses_cond): Ditto.
5871 (group_compare_offset): New function.
5872 (split_all_small_groups): Rename to ...
5873 (split_small_address_groups_p): ... here. Update all uses.
5874 (split_address_groups): Update all uses.
5875 (find_interesting_uses): Refactor format of dump information.
5876 (add_candidate_1): Update all uses. Remove redundant check on iv,
5878 (add_candidate, record_common_cand): Remove redundant assert.
5879 (add_iv_candidate_for_biv): Update use.
5880 (add_iv_candidate_derived_from_uses): Update all uses.
5881 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
5882 (alloc_use_cost_map): Ditto.
5883 (set_use_iv_cost, get_use_iv_cost): Rename to ...
5884 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
5885 (determine_use_iv_cost_generic): Ditto.
5886 (determine_group_iv_cost_generic): Ditto.
5887 (determine_use_iv_cost_address): Ditto.
5888 (determine_group_iv_cost_address): Ditto.
5889 (determine_use_iv_cost_condition): Ditto.
5890 (determine_group_iv_cost_cond): Ditto.
5891 (determine_use_iv_cost): Ditto.
5892 (determine_group_iv_cost): Ditto.
5893 (set_autoinc_for_original_candidates): Update all uses.
5894 (find_iv_candidates): Update all uses. Refactor dump information.
5895 (determine_use_iv_costs): Ditto.
5896 (determine_iv_costs): Ditto.
5897 (iv_ca_cand_for_use): Rename to ...
5898 (iv_ca_cand_for_group): ... here. Update all uses.
5899 (iv_ca_add_use, iv_ca_add_group): Ditto.
5900 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
5901 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
5902 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
5903 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
5904 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
5905 (create_new_iv, adjust_iv_update_pos): Ditto.
5906 (rewrite_use_address): Delete.
5907 (rewrite_use_address_1): Rename to ...
5908 (rewrite_use_address): ... here.
5909 (rewrite_use_compare): Update all uses.
5910 (rewrite_use): Delete.
5911 (rewrite_uses): Rename to ...
5912 (rewrite_groups): ... here. Update all uses.
5913 (remove_unused_ivs, free_loop_data): Update all uses.
5914 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
5916 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5918 * rtlanal.c (nonzero_bits1): Convert preprocessor check
5919 for WORD_REGISTER_OPERATIONS to runtime check.
5921 2016-04-27 Richard Biener <rguenther@suse.de>
5924 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
5925 aggregate_value_p to determine if a function result is
5926 returned by reference.
5927 (ipa_pta_execute): Functions having their address taken are
5928 not automatically nonlocal.
5930 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5933 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
5934 * fold-const.c (operand_equal_p): If flag_checking and
5935 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
5936 and if it returns non-zero, assert iterative_hash_expr on both
5939 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5941 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
5943 2016-04-27 Nick Clifton <nickc@redhat.com>
5946 * varasm.c (merge_weak): Generate an error if an attempt is made
5947 to convert a non-weak static function into a weak, public function.
5949 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5951 * params.def (MAX_PARTITION_SIZE): New param.
5952 * doc/invoke.texi: Document lto-max-partition.
5954 2016-04-27 Richard Biener <rguenther@suse.de>
5957 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
5958 function cummulating used_from_other_partition, externally_visible
5959 and force_output from aliases.
5960 (refered_from_nonlocal_var): Likewise.
5961 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
5962 node flags properly.
5964 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
5966 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
5967 (-Wmemset-elt-size): New item.
5969 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
5972 * stor-layout.h (internal_reference_types): Delete.
5973 * stor-layout.c (reference_types_internal): Likewise.
5974 (internal_reference_types): Likewise.
5975 (layout_type) <REFERENCE_TYPE>: Adjust.
5977 2016-04-27 Jakub Jelinek <jakub@redhat.com>
5980 * tree.h (inchash::add_expr): Add FLAGS argument.
5981 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
5982 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
5983 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
5984 Formatting fix. Adjust recursive calls. For tcc_comparison,
5985 if swap_tree_comparison (code) is smaller than code, hash that
5986 and arguments in the other order. Hash CONVERT_EXPR the same
5987 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
5988 of ADDR_EXPR of decl as the decl itself. Add or remove
5989 OEP_ADDRESS_OF from recursive flags as needed. For
5990 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
5991 operands commutatively and only the third one normally.
5992 For internal CALL_EXPR hash in CALL_EXPR_IFN.
5994 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
5996 * config/rtems.h (LIB_SPEC): Add -latomic.
5998 2016-04-27 Joel Sherrill <joel@rtems.org>
6000 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
6001 xilink.ld and flags not relevant to RTEMS.
6003 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
6005 * toplev.c (backend_init_target): Avoid calling init_reload when using
6008 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6010 * reorg.c (try_merge_delay_insns): Declare i and j inside the
6011 for loops rather than one for the whole function.
6013 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6015 * match.pd (X + CST CMP X): New transformation.
6017 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
6019 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
6020 * fold-const.c (fold_binary_loc): Remove 2 transformations
6021 superseded by match.pd.
6022 * match.pd (x+x -> x*2): Generalize to integers.
6024 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
6026 * config/i386/i386.md (operation on memory peephole): Duplicate an
6027 existing peephole and adapt it to match lea rather than an operation
6030 PR rtl-optimization/57193
6031 * opts.c (default_options_table): Add OPT_frename_registers at -O2
6033 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
6035 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6037 * tree-if-conv.c (any_pred_load_store): New static variable.
6038 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
6039 any_pred_load_store instead of and_mask_load_store.
6040 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
6041 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
6042 (combine_blocks, tree_if_conversion): Ditto.
6044 2016-04-26 Bin Cheng <bin.cheng@arm.com>
6046 PR tree-optimization/70771
6047 PR tree-optimization/70775
6048 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
6049 virtual PHI nodes. Delete parameter.
6050 (if_convertible_loop_p_1): Delete argument to above function.
6051 (predicate_all_scalar_phis): Delete code handling single-argument
6053 (tree_if_conversion): Mark and update virtual SSA.
6055 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6058 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
6059 (x86_elf_aligned_common): Rename to ...
6060 (x86_elf_aligned_decl_common): ... this.
6061 Add decl arg. Switch to .lbss for largecomm object. Use
6062 LARGECOMM_SECTION_ASM_OP.
6063 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
6065 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
6066 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
6068 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
6069 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
6071 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6074 * config/i386/i386.c (SECTION_LARGE): Define.
6075 (x86_64_elf_select_section): Set it for large data/bss sections.
6076 Only clear SECTION_WRITE for .lrodata.
6077 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
6079 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
6080 * varasm.c (default_elf_asm_named_section): Grow flagchars.
6081 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
6083 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
6084 * doc/tm.texi: Regenerate.
6086 2016-04-26 Jakub Jelinek <jakub@redhat.com>
6089 * configure.ac (--enable-checking): Document extra flag, for
6090 non-release builds default to --enable-checking=yes,extra.
6091 If misc checking and extra checking, define CHECKING_P to 2 instead
6093 * common.opt (fchecking=): Add.
6094 * doc/invoke.texi (-fchecking=): Document.
6095 * doc/install.texi: Document --enable-checking changes.
6096 * configure: Regenerated.
6097 * config.in: Regenerated.
6099 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6101 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
6102 attribute instead of which_alternative.
6103 * config/i386/sse.md (*mov<mode>_internal): Ditto.
6104 Use EXT_REX_SSE_REG_P where appropriate.
6106 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6108 * config/i386/predicates.md (const0_operand): Do not match
6109 const_wide_int code.
6110 (const1_operand): Ditto.
6112 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
6115 for SSE constm1 operands and TARGET_AVX512VL.
6116 (*movti_internal): Ditto.
6117 (*mov<mode>_or): Use constm1_operand predicate.
6118 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
6119 for SSE vector_all_ones operands and TARGET_AVX512VL.
6120 * config/i386/predicates.md (constm1_operand): New predicate.
6121 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
6122 emission of constant -1 load.
6124 2016-04-25 Jason Merrill <jason@redhat.com>
6126 * gdbinit.in: Skip is-a.h.
6128 * attribs.c (register_scoped_attributes): Fix logic.
6129 * attribs.h: Declare register_scoped_attributes.
6131 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6133 * config/rs6000/rs6000-builtin.def: Correct pasto error for
6134 stxvd2x and stxvw4x built-in functions.
6136 2016-04-25 DJ Delorie <dj@redhat.com>
6138 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
6139 (ashrhi3): Likewise.
6140 (lshrhi3): Likewise.
6142 2016-04-25 Richard Biener <rguenther@suse.de>
6144 PR tree-optimization/70780
6145 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
6147 (compute_antic): Mark blocks with abnormal preds as visited as
6148 they have a final empty antic-in solution already.
6150 2016-04-25 Michael Collison <michael.collison@linaro.org>
6152 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
6154 2016-04-25 Michael Collison <michael.collison@linaro.org>
6156 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
6157 mode is VQI to improve mixed mode vectorization.
6158 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
6159 define_insn to match low half of signed vaddw.
6160 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
6161 define_insn to match high half of signed vaddw.
6162 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
6163 define_insn to match low half of unsigned vaddw.
6164 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
6165 define_insn to match high half of unsigned vaddw.
6166 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
6167 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6168 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
6170 (arm_simd_check_vect_par_cnst_half_p): Likewise.
6171 * config/arm/predicates.md (vect_par_constant_high): Support
6172 big endian and simplify by calling
6173 arm_simd_check_vect_par_cnst_half
6174 (vect_par_constant_low): Likewise.
6176 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
6178 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
6179 predicate for operand 2.
6181 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
6182 H.J. Lu <hongjiu.lu@intel.com>
6184 * config/i386/i386-protos.h (standard_sse_constant_p): Add
6185 machine_mode argument.
6186 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
6187 constm1_rtx operands. For VOIDmode constants, get mode from
6188 pred_mode. Check mode size if the mode is supported by ABI.
6189 (standard_sse_constant_opcode): Do not use standard_constant_p.
6190 Strictly check ABI support for all-ones operands.
6191 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
6192 immediates. Update calls to standard_sse_constant_p.
6193 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
6194 (ix86_rtx_costs): Ditto.
6195 * config/i386/i386.md (*movxi_internal_avx512f): Use
6196 nonimmediate_or_sse_const_operand instead of vector_move_operand.
6197 Use (v,BC) alternative instead of (v,C). Use register_operand
6198 checks instead of MEM_P.
6199 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
6200 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
6201 isa attribute. Use register_operand checks instead of MEM_P.
6202 (*movti_internal): Use nonimmediate_or_sse_const_operand for
6203 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
6204 alternative and corresponding sse2 isa attribute.
6205 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
6206 to standard_sse_constant_p.
6207 (FP constant splitters): Ditto.
6208 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
6210 * config/i386/predicates.md (constm1_operand): Remove.
6211 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
6212 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
6213 vector_all_ones_operand instead of constm1_operand.
6215 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6217 * print-rtl.c (print_rtx_insn_vec): New function.
6218 * print-rtl.h: New prototype.
6219 * store-motion.c (struct st_expr): Make avail_stores a vector.
6220 (st_expr_entry): Adjust.
6221 (free_st_expr_entry): Likewise.
6222 (print_store_motion_mems): Likewise.
6223 (find_moveable_store): Likewise.
6224 (compute_store_table): Likewise.
6225 (delete_store): Likewise.
6226 (build_store_vectors): Likewise.
6228 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6230 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
6232 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6234 * vec.h (vec_safe_contains): New function.
6235 (vec::contains): Likewise.
6236 (vec::begin): Likewise.
6237 (vec::end): Likewise.
6239 2016-04-23 Jakub Jelinek <jakub@redhat.com>
6242 * cfgexpand.c (expand_stack_vars): Fix typo.
6244 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6246 * system.h (list, map, set, vector): Include conditionally.
6247 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
6248 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
6249 * ipa-icf.c (INCLUDE_LIST): Define.
6250 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
6251 * config/sh/sh.c (INCLUDE_VECTOR): Define.
6252 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
6253 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
6254 * cp/logic.cc (INCLUDE_LIST): Define.
6255 * fortran/trans-common.c (INCLUDE_MAP): Define.
6257 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
6259 * auto-profile.c: Remove <string.h> include.
6260 * ipa-icf-gimple.c: Remove <list> include.
6261 * diagnostic.c: Remove <new> include.
6262 * genmatch.c: Likewise.
6263 * pretty-print.c: Likewise.
6264 * toplev.c: Likewise
6265 * c/c-objc-common.c: Likewise.
6266 * cp/error.c: Likewise.
6267 * fortran/error.c: Likewise.
6269 2016-04-22 Richard Biener <rguenther@suse.de>
6271 * lto-streamer-in.c (input_ssa_names): Do not allocate
6272 GIMPLE_NOP for all SSA names.
6273 * lto-streamer-out.c (output_ssa_names): Do not output
6274 SSA names that should have been released.
6276 2016-04-22 Richard Biener <rguenther@suse.de>
6278 PR tree-optimization/70740
6279 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
6282 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
6285 * config/i386/predicates.md (call_insn_operand): Replace
6286 sibcall_memory_operand with memory_operand.
6288 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
6290 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
6291 has_single_use() tests.
6292 (register_edge_assert_for_1): Likewise.
6293 (find_assert_locations_1): Check the liveness bitmap instead of
6294 checking has_single_use().
6296 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
6299 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
6300 Extract AVX-512BW constraint from AVX.
6302 2016-04-21 Richard Biener <rguenther@suse.de>
6304 PR tree-optimization/70725
6305 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
6306 for phi_convertible_by_degenerating_args.
6307 (predicate_all_scalar_phis): Handle single-argument PHIs.
6309 2016-04-21 Richard Biener <rguenther@suse.de>
6312 * fold-const.c (fold_comparison): Return properly typed
6315 2016-04-21 Bin Cheng <bin.cheng@arm.com>
6317 PR tree-optimization/70715
6318 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6319 after expanding BASE using expand_simple_operations.
6321 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6323 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
6324 New transformations.
6326 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
6328 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
6330 2016-04-20 Jan Hubicka <jh@suse.cz>
6332 * ipa-inline.c (can_inline_edge_p): Pass caller info to
6333 ultiimate_alias_target.
6334 (update_callee_keys): Likewise.
6335 (lookup_recursive_calls): Likewise.
6336 (speculation_useful_p): Likewise.
6338 2016-04-20 Jan Hubicka <jh@suse.cz>
6341 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
6342 (set_nothrow_flag_1): ... this; handle interposition correctly;
6343 recurse on aliases and thunks.
6344 (cgraph_node::set_nothrow_flag): New.
6345 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
6346 functions compiled with non-call exceptions that binds to current
6348 (propagate_nothrow): Be safe WRT interposition.
6349 * cgraph.h (set_nothrow_flag): Update prototype.
6351 2016-04-18 Jan Hubicka <jh@suse.cz>
6353 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
6354 max_loop_iterations_int.
6355 (tree_unswitch_outer_loop): Likewise.
6357 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6359 PR tree-optimization/69489
6360 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
6361 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
6362 Revise dump message.
6363 (if_convertible_bb_p): Remove check on edge count of basic block's
6366 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6368 PR tree-optimization/56625
6369 PR tree-optimization/69489
6370 * tree-data-ref.h (DR_INNERMOST): New macro.
6371 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
6372 hashing struct innermost_loop_behavior.
6373 (ref_DR_map): Remove.
6374 (innermost_DR_map): New map.
6375 (baseref_DR_map): Revise comment.
6376 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
6377 to innermost_DR_map accroding to its innermost loop behavior.
6378 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
6379 to its innermost loop behavior.
6380 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
6381 Add initialization for innermost_DR_map. Record memory reference
6382 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
6383 have innermost loop behavior.
6384 (if_convertible_loop_p): Remove release for ref_DR_map. Release
6387 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/i386.md (*lea<mode>_general_1): Rename from
6390 *lea_general_1. Use explicit SWI12 mode interator.
6391 (*lea<mode>_general_2): Rename from *lea_general_2.
6392 Use explicit SWI12 mode interator.
6393 (*lea<mode>_general_3): Rename from *lea_general_3.
6394 Use explicit SWI12 mode interator.
6395 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
6396 Use explicit SWI12 mode interator.
6397 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
6398 Use explicit SWI48 mode interator.
6400 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6402 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
6403 Short-cut unaligned load and store cases. Handle all integer
6405 (ix86_expand_vector_move_misalign): Short-cut unaligned load
6406 and store cases. Call ix86_avx256_split_vector_move_misalign
6407 directly without checking mode class.
6409 2016-04-20 Andrew Pinski <apinski@cavium.com>
6410 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6413 * config/aarch64/aarch64.md (sibcall): Force call
6414 address to be DImode for ILP32.
6415 (sibcall_value): Likewise.
6417 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
6419 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
6421 2016-04-20 Richard Biener <rguenther@suse.de>
6423 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
6424 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
6425 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
6426 (maybe_push_res_to_seq): Adjust.
6427 * gimple-fold.c (maybe_build_generic_op): Likewise.
6429 2016-04-20 Marek Polacek <polacek@redhat.com>
6431 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
6434 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
6436 * config/i386/sse.md (vec_unpacks_lo_hi): Always
6437 use kmovw to support AVX512F target.
6439 2016-04-20 Bin Cheng <bin.cheng@arm.com>
6441 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
6443 2016-04-20 Marek Polacek <polacek@redhat.com>
6445 PR tree-optimization/70725
6446 * tree-if-conv.c (is_false_predicate): New function.
6447 (predicate_mem_writes): Use it.
6449 2016-04-20 Richard Biener <rguenther@suse.de>
6451 PR tree-optimization/70726
6452 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
6453 shift amounts from a pattern stmt operand.
6455 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6458 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
6459 stack_restore_from_fpr pattern when restoring r15.
6460 (s390_optimize_prologue): Strip away the memory barrier in the
6461 parallel when trying to get rid of restore insns.
6462 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
6463 definition for loading the stack pointer from an FPR. Compared to
6464 the normal move insn this pattern includes a full memory barrier.
6466 2016-04-19 Jakub Jelinek <jakub@redhat.com>
6469 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
6470 implicitly linear or lastprivate iterator on the outer context.
6472 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6474 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
6476 * config/i386/i386.md (ssememalign): Removed.
6477 * config/i386/sse.md: Remove ssememalign attribute from patterns.
6479 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
6483 const short * to __builtin_ia32_loaddquhi512_mask.
6484 (_mm512_maskz_loadu_epi16): Likewise.
6485 (_mm512_mask_storeu_epi16): Pass short * to
6486 __builtin_ia32_storedquhi512_mask.
6487 (_mm512_mask_loadu_epi8): Pass const char * to
6488 __builtin_ia32_loaddquqi512_mask.
6489 (_mm512_maskz_loadu_epi8): Likewise.
6490 (_mm512_mask_storeu_epi8): Pass char * to
6491 __builtin_ia32_storedquqi512_mask.
6492 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
6493 const double * to __builtin_ia32_loadupd512_mask.
6494 (_mm512_mask_loadu_pd): Likewise.
6495 (_mm512_maskz_loadu_pd): Likewise.
6496 (_mm512_storeu_pd): Pass double * to
6497 __builtin_ia32_storeupd512_mask.
6498 (_mm512_mask_storeu_pd): Likewise.
6499 (_mm512_loadu_ps): Pass const float * to
6500 __builtin_ia32_loadups512_mask.
6501 (_mm512_mask_loadu_ps): Likewise.
6502 (_mm512_maskz_loadu_ps): Likewise.
6503 (_mm512_storeu_ps): Pass float * to
6504 __builtin_ia32_storeups512_mask.
6505 (_mm512_mask_storeu_ps): Likewise.
6506 (_mm512_mask_loadu_epi64): Pass const long long * to
6507 __builtin_ia32_loaddqudi512_mask.
6508 (_mm512_maskz_loadu_epi64): Likewise.
6509 (_mm512_mask_storeu_epi64): Pass long long *
6510 to __builtin_ia32_storedqudi512_mask.
6511 (_mm512_loadu_si512): Pass const int * to
6512 __builtin_ia32_loaddqusi512_mask.
6513 (_mm512_mask_loadu_epi32): Likewise.
6514 (_mm512_maskz_loadu_epi32): Likewise.
6515 (_mm512_storeu_si512): Pass int * to
6516 __builtin_ia32_storedqusi512_mask.
6517 (_mm512_mask_storeu_epi32): Likewise.
6518 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
6519 char * to __builtin_ia32_storedquqi256_mask.
6520 (_mm_mask_storeu_epi8): Likewise.
6521 (_mm256_mask_loadu_epi16): Pass const short * to
6522 __builtin_ia32_loaddquhi256_mask.
6523 (_mm256_maskz_loadu_epi16): Likewise.
6524 (_mm_mask_loadu_epi16): Pass const short * to
6525 __builtin_ia32_loaddquhi128_mask.
6526 (_mm_maskz_loadu_epi16): Likewise.
6527 (_mm256_mask_loadu_epi8): Pass const char * to
6528 __builtin_ia32_loaddquqi256_mask.
6529 (_mm256_maskz_loadu_epi8): Likewise.
6530 (_mm_mask_loadu_epi8): Pass const char * to
6531 __builtin_ia32_loaddquqi128_mask.
6532 (_mm_maskz_loadu_epi8): Likewise.
6533 (_mm256_mask_storeu_epi16): Pass short * to.
6534 __builtin_ia32_storedquhi256_mask.
6535 (_mm_mask_storeu_epi16): Pass short * to.
6536 __builtin_ia32_storedquhi128_mask.
6537 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
6538 const double * to __builtin_ia32_loadupd256_mask.
6539 (_mm256_maskz_loadu_pd): Likewise.
6540 (_mm_mask_loadu_pd): Pass onst double * to
6541 __builtin_ia32_loadupd128_mask.
6542 (_mm_maskz_loadu_pd): Likewise.
6543 (_mm256_mask_storeu_pd): Pass double * to
6544 __builtin_ia32_storeupd256_mask.
6545 (_mm_mask_storeu_pd): Pass double * to
6546 __builtin_ia32_storeupd128_mask.
6547 (_mm256_mask_loadu_ps): Pass const float * to
6548 __builtin_ia32_loadups256_mask.
6549 (_mm256_maskz_loadu_ps): Likewise.
6550 (_mm_mask_loadu_ps): Pass const float * to
6551 __builtin_ia32_loadups128_mask.
6552 (_mm_maskz_loadu_ps): Likewise.
6553 (_mm256_mask_storeu_ps): Pass float * to
6554 __builtin_ia32_storeups256_mask.
6555 (_mm_mask_storeu_ps): ass float * to
6556 __builtin_ia32_storeups128_mask.
6557 (_mm256_mask_loadu_epi64): Pass const long long * to
6558 __builtin_ia32_loaddqudi256_mask.
6559 (_mm256_maskz_loadu_epi64): Likewise.
6560 (_mm_mask_loadu_epi64): Pass const long long * to
6561 __builtin_ia32_loaddqudi128_mask.
6562 (_mm_maskz_loadu_epi64): Likewise.
6563 (_mm256_mask_storeu_epi64): Pass long long * to
6564 __builtin_ia32_storedqudi256_mask.
6565 (_mm_mask_storeu_epi64): Pass long long * to
6566 __builtin_ia32_storedqudi128_mask.
6567 (_mm256_mask_loadu_epi32): Pass const int * to
6568 __builtin_ia32_loaddqusi256_mask.
6569 (_mm256_maskz_loadu_epi32): Likewise.
6570 (_mm_mask_loadu_epi32): Pass const int * to
6571 __builtin_ia32_loaddqusi128_mask.
6572 (_mm_maskz_loadu_epi32): Likewise.
6573 (_mm256_mask_storeu_epi32): Pass int * to
6574 __builtin_ia32_storedqusi256_mask.
6575 (_mm_mask_storeu_epi32): Pass int * to
6576 __builtin_ia32_storedqusi128_mask.
6577 * config/i386/i386-builtin-types.def (PCSHORT): New.
6579 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
6580 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
6581 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
6582 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
6583 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
6584 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
6585 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
6586 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
6587 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
6588 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
6589 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
6590 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
6591 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
6592 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
6593 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
6594 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
6595 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
6596 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
6597 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
6598 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
6599 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
6600 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
6601 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
6602 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
6603 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
6604 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
6605 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
6606 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
6607 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
6608 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
6609 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
6610 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
6611 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
6612 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
6613 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
6614 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
6615 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
6616 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
6617 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
6618 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
6619 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
6620 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
6621 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
6622 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
6623 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
6624 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
6625 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
6626 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
6627 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
6629 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
6630 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
6632 (ix86_expand_vector_move_misalign): Likewise.
6633 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
6634 to scalar function prototype for unaligned load/store builtins.
6635 (ix86_expand_special_args_builtin): Updated.
6636 * config/i386/sse.md (UNSPEC_LOADU): Removed.
6637 (UNSPEC_STOREU): Likewise.
6638 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
6639 (VI_ULOADSTORE_F_AVX512VL): Likewise.
6640 (ssescalarsize): Handle V4TI, V2TI and V1TI.
6641 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6642 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
6643 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
6644 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
6645 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
6646 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
6647 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
6648 (<avx512>_storedqu<mode>_mask): Likewise.
6649 (*sse4_2_pcmpestr_unaligned): Likewise.
6650 (*sse4_2_pcmpistr_unaligned): Likewise.
6651 (*mov<mode>_internal): Renamed to ...
6652 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
6653 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
6654 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
6655 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
6657 2016-04-19 Richard Biener <rguenther@suse.de>
6659 PR tree-optimization/70171
6660 * tree-ssa-phiprop.c: Include stor-layout.h.
6661 (phiprop_insert_phi): Handle the aggregate copy case.
6662 (propagate_with_phi): Likewise.
6664 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
6666 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
6667 instead of simplify_gen_subreg (... , 0).
6668 (ix86_delegitimize_address): Ditto.
6669 (ix86_split_divmod): Ditto.
6670 (ix86_split_copysign_const): Ditto.
6671 (ix86_split_copysign_var): Ditto.
6672 (ix86_expand_args_builtin): Ditto.
6673 (ix86_expand_round_builtin): Ditto.
6674 (ix86_expand_special_args_builtin): Ditto.
6675 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
6676 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
6677 (udivmodqi4): Ditto.
6678 (absneg splitters): Ditto.
6679 (*jcc_bt<mode>_1): Ditto.
6681 2016-04-19 Richard Biener <rguenther@suse.de>
6683 PR tree-optimization/70724
6684 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
6685 restoring out from ...
6686 (free_scc_vn): ... here.
6687 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
6688 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
6690 (pass_fre::execute): Restore SSA info.
6692 2016-04-19 Richard Biener <rguenther@suse.de>
6694 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
6695 * gimple-walk.c (walk_gimple_op): Initialize it.
6696 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
6697 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
6698 remapping SSA names of defs.
6699 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
6702 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
6705 * lra-constraints.c (equiv_substition_p): New.
6706 (process_alt_operands): Use it.
6707 (swap_operands): Swap it.
6708 (curr_insn_transform): Update it.
6710 2016-04-18 Michael Matz <matz@suse.de>
6712 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
6713 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
6714 * tree-core.h (tree_type_common.align): Use bit-field.
6715 (tree_type_common.spare): New.
6716 (tree_decl_common.off_align): Make smaller.
6717 (tree_decl_common.align): Use bit-field.
6719 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
6720 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
6721 (scan_sharing_clauses): Ditto.
6722 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6723 (omp_finish_file): Ditto.
6724 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
6725 (layout_decl): Ditto.
6726 (relayout_decl): Ditto.
6727 (finalize_record_size): Use SET_TYPE_ALIGN.
6728 (finalize_type_size): Ditto.
6729 (finish_builtin_struct): Ditto.
6730 (layout_type): Ditto.
6731 (initialize_sizetypes): Ditto.
6732 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
6733 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
6734 (lookup_field_for_decl): Use SET_DECL_ALIGN.
6735 (get_chain_field): Ditto.
6736 (get_trampoline_type): Ditto.
6737 (get_nl_goto_field): Ditto.
6738 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
6740 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
6741 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
6742 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
6743 (build_qualified_type): Use SET_TYPE_ALIGN.
6744 (build_aligned_type, build_range_type_1): Ditto.
6745 (build_atomic_base): Ditto.
6746 (build_common_tree_nodes): Ditto.
6747 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
6748 (expand_one_stack_var_at): Ditto.
6749 * coverage.c (build_var): Use SET_DECL_ALIGN.
6750 * except.c (init_eh): Ditto.
6751 * function.c (assign_parm_setup_block): Ditto.
6752 * symtab.c (increase_alignment_1): Ditto.
6753 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
6754 * tree-vect-stmts.c (ensure_base_align): Ditto.
6755 * varasm.c (align_variable): Ditto.
6756 (assemble_variable): Ditto.
6757 (build_constant_desc): Ditto.
6758 (output_constant_def_contents): Ditto.
6760 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
6761 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
6762 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
6763 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
6764 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
6766 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
6769 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
6770 replace %vmovsd with "%vmovq".
6771 (vec_concatv2df): Likewise.
6773 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
6775 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
6776 (*vec_extractv2si_0): Ditto.
6777 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
6778 (zero_extended_scalar_load_operand splitters): Ditto.
6779 (vec_extract splitters): Ditto.
6780 (*vec_extractv4si_0_zext): Ditto.
6781 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
6783 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
6784 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
6785 (*sse4_1_extractps): Use lowpart_subreg.
6786 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
6788 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6790 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
6792 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
6793 Mention Solaris 11 packaging changes.
6794 Update gas and gld requirements.
6795 Remove reference to pre-Solaris 10 bug.
6796 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
6798 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
6801 2016-04-17 Jan Hubicka <jh@suse.cz>
6803 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
6804 max_loop_iterations_int.
6806 2016-04-18 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/43434
6809 * tree-ssa-structalias.c (struct vls_data): New.
6810 (visit_loadstore): Handle all pointer-based accesses.
6811 (compute_dependence_clique): Compute a bitmap of restrict tags
6812 assigned bases and pass it to visit_loadstore.
6814 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
6817 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
6818 armv8.1-a and armv8.1-a+crc.
6820 2016-04-18 Richard Biener <rguenther@suse.de>
6822 PR tree-optimization/70701
6823 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
6824 references after translating through a memcpy.
6826 2016-04-18 Richard Biener <rguenther@suse.de>
6828 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
6829 (compute_antic): ... here. For partial antic use regular
6830 postorder and scrap iteration.
6831 (compute_partial_antic_aux): Remove unused return value.
6832 (init_pre): Do not allocate postorder.
6833 (fini_pre): Do not free postorder.
6835 2016-04-18 Richard Biener <rguenther@suse.de>
6838 * expmed.c (extract_bit_field_1): Remove broken case
6839 using a wider MODE_INT mode.
6841 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
6843 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
6844 unless compiling with at least GCC-4.8.
6846 2016-04-17 Jan Hubicka <jh@suse.cz>
6849 * graphite.c (graphite_finalize): Update call to
6850 tree_estimate_probability.
6851 * predict.h (tree_estimate_probability): Update prototype.
6853 2016-04-17 Jan Hubicka <jh@suse.cz>
6855 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
6856 (tree_estimate_probability): Likewise.
6857 (pass_profile::execute): Update.
6858 (report_predictor_hitrates): New function.
6859 * profile.c (compute_branch_probabilities): Use it.
6860 * predict.h (report_predictor_hitrates): Declare.
6862 2016-04-17 Jan Hubicka <jh@suse.cz>
6865 * cgraph.h (cgraph_node::set_const_flag,
6866 cgraph_node::set_pure_flag): Update prototype to return bool;
6868 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
6869 of interposable symbol are interposable, too.
6870 (cgraph_set_const_flag_1): Rename to ...
6871 (set_const_flag_1): ... this one; change to self recursive function
6872 instead of call_for_symbol_thunks_and_aliases. Handle correctly
6873 clearnig the flag in all variants and also virtual thunks of const
6874 functions are pure; track if any change was done.
6875 (cgraph_node::set_const_flag): Update.
6876 (struct set_pure_flag_info): New struct.
6877 (cgraph_set_pure_flag_1): Rename to ...
6878 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
6879 rather than pointer encoded flags; track if any changes was done;
6880 handle correctly clearning flag and setting flag of aliases already
6882 (cgraph_node::set_pure_flag): Update.
6883 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
6885 2016-04-17 Tom de Vries <tom@codesourcery.com>
6888 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
6891 2016-04-17 Tom de Vries <tom@codesourcery.com>
6893 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
6894 '{}<> ' as escape-for-record.
6896 2016-04-17 Tom de Vries <tom@codesourcery.com>
6898 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
6901 2016-04-17 Tom de Vries <tom@codesourcery.com>
6904 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
6905 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
6906 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
6907 * passes.c (finish_optimization_passes): Only call
6908 finish_graph_dump_file if dfi->graph_dump_initialized.
6909 (execute_function_dump, pass_init_dump_file): Use
6910 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
6912 2016-04-17 Tom de Vries <tom@codesourcery.com>
6914 PR tree-optimization/70256
6915 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
6916 (debug_varmap): New function.
6918 2016-04-17 Tom de Vries <tom@codesourcery.com>
6921 * passes.c (pass_manager::register_pass): Propagate pflags.
6923 2016-04-17 Tom de Vries <tom@codesourcery.com>
6926 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
6927 * passes.c (pass_manager::pass_manager): Declare and init p_start in
6928 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
6929 check if it's equal to p_start.
6930 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
6932 2016-04-15 Jan Hubicka <jh@suse.cz>
6935 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
6936 function does not bind to current def.
6937 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
6938 handle conservatively calls to functions that does not need to bind
6940 (check_call): Update call of worse_state.
6941 (ignore_edge_for_nothrow): Update.
6942 (ignore_edge_for_pure_const): Likewise.
6943 (propagate_pure_const): Update calls to worse_state.
6944 (skip_function_for_local_pure_const): Reformat comments.
6946 2016-04-15 Jan Hubicka <jh@suse.cz>
6949 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
6950 (cgraph_node::function_symbol): Likewise.
6951 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6952 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
6953 (symtab_node::ultimate_alias_target): Add REF parameter.
6954 (symtab_node::binds_to_current_def_p): Declare.
6955 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
6956 (cgraph_node::function_symbol): Likewise.
6957 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
6958 (cgraph_node::get_availability): Likewise.
6959 (cgraph_edge::binds_to_current_def_p): New inline function.
6960 (varpool_node::get_availability): Add REF parameter.
6961 (varpool_node::ultimate_alias_target): Likewise.
6962 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
6963 (symtab_node::binds_to_current_def_p): Likewise.
6964 * varpool.c (varpool_node::get_availability): Likewise.
6966 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
6969 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
6970 Fix mode size check.
6972 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6974 * BASE-VER: Set to 7.0.0.
6976 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
6978 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
6980 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6982 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
6983 architecture revisions.
6985 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
6987 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
6988 * config/i386/i386.c (ix86_using_red_zone): No longer static.
6989 * config/i386/i386.md (stack decrement to push peepholes): Guard
6990 with !x86_using_red_zone ().
6992 2016-04-15 Jakub Jelinek <jakub@redhat.com>
6995 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
6996 to dump_generic_node.
6997 (NIY): Pass also flags to do_niy.
6999 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
7001 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
7002 (simd_clone_vector_of_formal_parm_types)
7003 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
7004 (simd_clone_mangle, simd_clone_create)
7005 (simd_clone_adjust_return_type, create_tmp_simd_array)
7006 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
7007 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
7008 (ipa_simd_modify_function_body, simd_clone_linear_addend)
7009 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
7010 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
7011 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
7012 * omp-simd-clone.c: ... this new file.
7013 (simd_clone_vector_of_formal_parm_types): Make it static.
7014 * Makefile.in (OBJS): Add omp-simd-clone.o.
7016 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
7019 * config/i386/sse.md: Use proper memory operand modifiers.
7022 2016-04-15 Richard Biener <rguenther@suse.de>
7023 Alan Modra <amodra@gmail.com>
7025 PR tree-optimization/70130
7026 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
7027 when alignment stays not the same and no not use the realign
7030 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
7033 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7034 direct move handlers for KFmode. Change TFmode handlers test from
7035 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
7037 2016-04-14 Jakub Jelinek <jakub@redhat.com>
7040 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
7041 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
7042 (inlined_polymorphic_ctor_dtor_block_p): Use it.
7043 * tree-ssa-live.c (remove_unused_scope_block_p): When
7044 in_ctor_dtor_block, avoid discarding not just BLOCKs with
7045 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
7046 block_ultimate_origin is FUNCTION_DECL.
7047 (remove_unused_locals): If current_function_decl is
7048 polymorphic_ctor_dtor_p, pass initial true to
7049 remove_unused_scope_block_p' is_ctor_dtor_block.
7051 2016-04-14 Martin Sebor <msebor@redhat.com>
7056 * doc/extend.texi (Variable Length): Revert.
7058 2016-04-14 Marek Polacek <polacek@redhat.com>
7059 Jan Hubicka <hubicka@ucw.cz>
7062 * tree.c (verify_type): Disable the canonical type of main variant
7065 2016-04-14 Jason Merrill <jason@redhat.com>
7067 * cfgexpand.c, expr.c: Revert previous change.
7069 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
7072 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
7073 when building a mem ref for the incoming reduction variable.
7075 2016-04-14 Richard Biener <rguenther@suse.de>
7077 PR tree-optimization/70614
7078 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
7079 loop if the evolution dropped to chrec_dont_know.
7080 (interpret_condition_phi): Likewise.
7082 2016-04-14 Richard Biener <rguenther@suse.de>
7084 PR tree-optimization/70623
7085 * tree-ssa-pre.c (changed_blocks): Make global ...
7086 (compute_antic): ... local here. Move and fix worklist
7087 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
7088 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
7089 worklist handling, dump when ANTIC_IN changed.
7090 (compute_partial_antic_aux): Remove worklist handling.
7091 (init_pre): Do not compute post dominators. Add a comment about
7092 the CFG order chosen.
7093 (fini_pre): Do not free post dominators.
7095 2016-04-13 Martin Sebor <msebor@redhat.com>
7100 * doc/extend.texi (Variable Length): Document C++ specifics.
7102 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7105 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
7106 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
7107 eh edges have been purged.
7110 * tree-sra.c (create_access_replacement,
7111 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
7113 * tree-pretty-print.c (dump_fancy_name): New function.
7114 (dump_decl_name, dump_generic_node): Use it.
7116 2016-04-13 Jason Merrill <jason@redhat.com>
7118 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
7119 * expr.c (expand_expr_real_1): Likewise.
7121 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
7123 * config/i386/i386.md (kunpckhi): Swap operands.
7124 (kunpcksi): Likewise.
7125 (kunpckdi): Likewise.
7126 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
7127 (vec_pack_trunc_<mode>): Likewise.
7129 2016-04-13 Jakub Jelinek <jakub@redhat.com>
7132 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
7135 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
7136 gimplification turns some element into non-constant.
7139 * rtl.h (convert_memory_address_addr_space_1): New prototype.
7140 * explow.c (convert_memory_address_addr_space_1): No longer static,
7141 add NO_EMIT argument and don't call convert_modes if true, pass
7142 it down recursively, remove break after return.
7143 (convert_memory_address_addr_space): Adjust caller.
7144 * simplify-rtx.c (simplify_unary_operation_1): Call
7145 convert_memory_address_addr_space_1 instead of convert_memory_address,
7146 if it returns NULL, don't simplify.
7148 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
7151 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
7153 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7155 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7156 Bump the upper SIMDLEN limits, so that if the return type or
7157 characteristic type if the return type is void can be passed in
7158 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
7161 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
7164 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
7165 Do not use "=" constraint on an input constraint.
7166 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
7167 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
7168 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
7169 generates (neg (abs ...)) instead of (abs ...).
7171 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7173 PR rtl-optimization/70596
7174 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
7175 just invalidate LRA data and reset them. Adjust dump wording.
7177 2016-04-12 Martin Liska <mliska@suse.cz>
7180 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7182 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7184 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7185 max_loop_iterations_int.
7186 (tree_unswitch_outer_loop): Likewise.
7187 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7188 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7190 2016-04-12 Tom de Vries <tom@codesourcery.com>
7192 PR tree-optimization/68756
7193 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
7194 instead of new_name.
7196 2016-04-12 Jakub Jelinek <jakub@redhat.com>
7198 PR tree-optimization/70602
7199 * tree-sra.c (generate_subtree_copies): Don't write anything into
7200 constant pool decls.
7202 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
7203 regardless whether there are depend clauses or not.
7205 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
7208 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
7209 target attribute and pragma from changing the -mfloat128
7210 and -mfloat128-hardware options.
7212 * doc/extend.texi (Additional Floating Types): Document PowerPC
7213 __float128 restrictions.
7215 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7218 * config/aarch64/driver-aarch64.c
7219 (aarch64_get_extension_string_for_isa_flags): New.
7220 (arch_extension): Rename to...
7221 (aarch64_arch_extension): ...This.
7222 (ext_to_feat_string): Rename to...
7223 (aarch64_extensions): ...This.
7224 (aarch64_core_data): Keep track of architecture extension flags.
7225 (cpu_data): Rename to...
7226 (aarch64_cpu_data): ...This.
7227 (aarch64_arch_driver_info): Keep track of architecture extension
7229 (get_arch_name_from_id): Rename to...
7230 (get_arch_from_id): ...This, change return type.
7231 (host_detect_local_cpu): Update and reformat for renames, handle
7232 extensions through common infrastructure.
7234 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7237 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
7238 track of a canonical flag name.
7239 (all_extensions): Likewise.
7240 (arch_to_arch_name): Also track extension flags enabled by the arch.
7241 (all_architectures): Likewise.
7242 (aarch64_parse_extension): Move to here.
7243 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
7245 (aarch64_rewrite_selected_cpu): Update for above change.
7246 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
7247 are handled, such that the single explicit value enabled by an
7248 extension is kept seperate from the implicit values it also enables.
7249 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
7251 (aarch64_parse_extension): New.
7252 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
7253 here to config/aarch64/aarch64-protos.h.
7254 (aarch64_parse_extension): Move from here to
7255 common/config/aarch64/aarch64-common.c.
7256 (aarch64_option_print): Update.
7257 (aarch64_declare_function_name): Likewise.
7258 (aarch64_start_file): Likewise.
7259 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
7260 the canonical flag for extensions.
7261 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
7264 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
7266 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
7269 2016-04-09 Tom de Vries <tom@codesourcery.com>
7271 PR tree-optimization/68953
7272 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
7273 first to last subscript.
7275 2016-04-09 Jakub Jelinek <jakub@redhat.com>
7277 PR tree-optimization/70586
7278 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
7281 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
7285 PR tree-optimization/70373
7289 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
7290 clauses for acc parallel reductions as necessary. Error on those
7292 * omp-low.c (scan_sharing_clauses): Don't install variables which
7293 are used in acc parallel reductions.
7294 (lower_rec_input_clauses): Remove dead code.
7295 (lower_oacc_reductions): Add support for reference reductions.
7296 (lower_reduction_clauses): Remove dead code.
7297 (lower_omp_target): Don't remap variables appearing in acc parallel
7299 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
7301 2016-04-08 Jakub Jelinek <jakub@redhat.com>
7304 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
7305 with multiple SSA_NAME defs, force the outputs other than first
7306 to be live before calling live_track_process_def on each output.
7308 PR rtl-optimization/70574
7309 * fwprop.c (forward_propagate_and_simplify): Don't add
7310 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
7311 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
7312 paradoxical subregs within *loc.
7314 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
7316 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
7317 -ftree-parallelize-loops={0,1}.
7318 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
7319 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
7320 * config/ia64/hpux.h (LIB_SPEC): Likewise.
7321 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
7322 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
7324 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
7327 * asan.c (instrument_derefs): If we get unknown location, extract it
7329 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
7331 2016-04-08 Tom de Vries <tom@codesourcery.com>
7333 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
7334 implicit firstprivate clause.
7336 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7339 * config/arm/thumb2.md (tst + branch-> lsls + branch
7340 peephole below *orsi_not_shiftsi_si): Require that condition
7341 register is dead after the peephole.
7342 (second peephole after the above): Likewise.
7344 2016-04-08 Alan Modra <amodra@gmail.com>
7347 * builtins.c (fold_builtin_classify): For IBM extended precision,
7348 look at just the high-order double to test for NaN.
7349 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
7350 test just the high double for Inf but both doubles for subnormal
7353 2016-04-07 Jakub Jelinek <jakub@redhat.com>
7355 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
7356 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
7357 node->simdclone->mask_mode != VOIDmode masks.
7358 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
7359 earlier, use it instead of node->simdclone.
7360 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7361 Set clonei->mask_mode.
7363 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7366 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
7367 Pass it through to cp_parser_already_scoped_statement.
7368 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
7369 it through to cp_parser_statement.
7370 (cp_parser_statement): Pass IF_P through to
7371 cp_parser_iteration_statement.
7372 (cp_parser_pragma): Adjust call to
7373 cp_parser_iteration_statement.
7375 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
7378 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
7379 resolve a future -Wparentheses warning.
7380 * omp-low.c (scan_sharing_clauses): Likewise.
7381 * tree-parloops.c (eliminate_local_variables): Likewise.
7383 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
7385 PR rtl-optimization/70398
7386 * lra-constraints.c (process_address_1): Check zero scale and code
7387 for reloading with zero scale.
7389 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
7392 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
7394 2016-04-06 Jakub Jelinek <jakub@redhat.com>
7396 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7397 Add support for AVX512F clones, include them by default for
7398 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
7399 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
7403 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
7404 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
7405 firstprivate clauses.
7406 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
7407 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
7408 (lower_omp_target): Set TREE_NO_WARNING for
7409 non-addressable possibly uninitialized vars which are copied into
7410 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
7412 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
7414 * config/pa/predicates.md (integer_store_memory_operand): Accept
7415 REG+D operands with a large offset when reload_in_progress is true.
7416 (floating_point_store_memory_operand): Likewise.
7418 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7421 * match.pd (nested int casts): Limit to GIMPLE.
7423 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
7426 * ipa-devirt.c (maybe_record_node): Fix comment; use
7427 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
7429 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7431 PR rtl-optimization/70542
7432 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
7433 if there are any uses other than insn or debug insns.
7435 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
7436 Jakub Jelinek <jakub@redhat.com>
7438 PR tree-optimization/70509
7439 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
7440 Shift HOST_WIDE_INT_1U instead of 1.
7442 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
7444 PR tree-optimization/70509
7445 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
7446 of the vector base type for index.
7448 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
7451 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
7453 2016-04-05 Richard Biener <rguenther@suse.de>
7455 PR tree-optimization/70526
7456 * tree-sra.c (build_ref_for_offset): Use prev_base to
7457 extract the alias pointer type.
7459 2016-04-05 Richard Biener <rguenther@suse.de>
7461 * dse.c (struct store_info): Remove alias_set member.
7462 (struct read_info_type): Likewise.
7463 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
7464 spill_deleted, clear_alias_set_lookup): Remove.
7465 (get_group_info): Remove dead base == NULL_RTX case.
7466 (dse_step0): Remove initialization of removed variables.
7467 (delete_dead_store_insn): Reomve alias set dumping.
7468 (free_read_records): Remove alias_set handling.
7469 (canon_address): Remove alias_set_out parameter.
7470 (record_store): Remove spill_alias_set, it's always zero.
7471 (check_mem_read_rtx): Likewise.
7472 (dse_step2): Rename from ...
7473 (dse_step2_nospill): ... this. Adjust.
7474 (scan_stores): Rename from ...
7475 (scan_stores_nospill): ... this.
7476 (scan_reads): Rename from ...
7477 (scan_reads_nospill): ... this.
7478 (scan_stores_spill, scan_reads_spill): Remove.
7479 (dse_step3_scan): Remove for_spills argument which is always false.
7480 (dse_step3): Likewise.
7481 (dse_step5): Rename from ...
7482 (dse_step5_nospill): ... this. Remove alias_set handling.
7483 (rest_of_handle_dse): Adjust.
7485 2016-04-05 Jakub Jelinek <jakub@redhat.com>
7488 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
7489 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
7490 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
7491 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
7493 2016-04-05 Richard Biener <rguenther@suse.de>
7496 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
7497 non-register type temporaries into SSA.
7499 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
7502 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
7503 calls when sanitizing.
7504 (possible_polymorphic_call_target_p): Fix formatting.
7506 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7507 Jakub Jelinek <jakub@redhat.com>
7510 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
7511 to ensure a call statement is compatible with a built-in's
7513 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
7516 2016-04-04 Richard Biener <rguenther@suse.de>
7518 PR rtl-optimization/70484
7519 * rtl.h (canon_output_dependence): Declare.
7520 * alias.c (canon_output_dependence): New function.
7521 * dse.c (record_store): Use canon_output_dependence rather
7522 than canon_true_dependence.
7524 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7527 * cgraph.h (symtab_node::copy_visibility_from): New function.
7528 * symtab.c (symtab_node::copy_visibility_from): New function.
7529 * ipa-visibility.c (optimize_weakref): New function.
7530 (function_and_variable_visibility): Use it.
7532 2016-04-04 Martin Liska <mliska@suse.cz>
7535 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
7536 value that is really in range handled by SBR instruction.
7537 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
7538 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
7539 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
7541 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
7545 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
7546 set, but not for SP_REG operands.
7548 2016-04-02 Martin Sebor <msebor@redhat.com>
7551 * fold-const.c (maybe_nonzero_address): New function.
7552 (fold_comparison): Call it. Fold equality and relational
7553 expressions involving null pointers.
7554 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
7556 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
7558 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
7559 the "Y" constraint (scalar FP 0.0 immediate).
7561 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
7562 Add the "const_double" to the list of operand constraints.
7564 2016-04-01 Jakub Jelinek <jakub@redhat.com>
7566 PR rtl-optimization/70467
7567 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
7568 If low word of the last operand is 0, just emit addition/subtraction
7571 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7574 * config/s390/s390.c (s390_expand_insv): Check for everything
7575 constant instead of just VOIDmode stuff.
7577 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7580 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
7582 2016-04-01 Nathan Sidwell <nathan@acm.org>
7584 * tree.def (TRY_CATCH_EXPR): Correct documentation.
7586 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
7588 PR rtl-optimization/70461
7589 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
7592 2016-03-31 Martin Liska <mliska@suse.cz>
7595 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
7596 a tree value or an immediate integer value to a buffer
7597 that is eventually copied to a BRIG section.
7598 (emit_immediate_operand): Call the function here.
7599 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
7600 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
7601 of class' fields that are removed.
7602 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
7603 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
7604 m_brig_repr_size fields.
7606 2016-03-31 Martin Liska <mliska@suse.cz>
7609 * hsa-gen.c (hsa_function_representation::update_dominance): New
7611 (convert_addr_to_flat_segment): Likewise.
7612 (gen_hsa_memory_set): New alignment argument.
7613 (gen_hsa_ctor_assignment): Likewise.
7614 (gen_hsa_insns_for_single_assignment): Provide alignment
7615 to gen_hsa_ctor_assignment.
7616 (gen_hsa_insns_for_direct_call): Add new argument.
7617 (expand_lhs_of_string_op): New function.
7618 (expand_string_operation_builtin): Likewise.
7619 (expand_memory_copy): New function.
7620 (expand_memory_set): New function.
7621 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
7622 (convert_switch_statements): Change signature.
7623 (generate_hsa): Use a return value of the function.
7624 (pass_gen_hsail::execute): Do not call
7625 convert_switch_statements here.
7626 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
7627 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
7628 (hsa_function_representation::update_dominance): New function.
7630 2016-03-31 Martin Liska <mliska@suse.cz>
7633 * hsa-brig.c (emit_directive_variable): Emit alignment
7634 according to hsa_symbol::m_align.
7635 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
7636 (dump_hsa_symbol): Dump alignment of HSA symbols.
7637 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
7638 (gen_hsa_addr_with_align): New function.
7639 (hsa_bitmemref_alignment): Use newly added function.
7640 (gen_hsa_insns_for_load): Likewise.
7641 (gen_hsa_insns_for_store): Likewise.
7642 (gen_hsa_memory_copy): New argument added.
7643 (gen_hsa_insns_for_single_assignment): Respect
7644 alignment for assignments processed via gen_hsa_memory_copy.
7645 (gen_hsa_insns_for_direct_call): Likewise.
7646 (gen_hsa_insns_for_return): Likewise.
7647 (gen_function_def_parameters): Set default alignment.
7648 * hsa.c (hsa_object_alignment): New function.
7649 (hsa_byte_alignment): Pasted function.
7650 * hsa.h (hsa_symbol::m_align): New field.
7652 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7654 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
7655 scratch field for goto case.
7657 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
7659 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
7661 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
7664 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
7665 (scalar_chain::convert_insn): Call convert_op for reg
7666 moves to handle undefined registers.
7668 2016-03-31 Nathan Sidwell <nathan@acm.org>
7671 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
7672 Assert we don't want to move backwards.
7674 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
7677 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
7679 2016-03-31 Jakub Jelinek <jakub@redhat.com>
7681 PR rtl-optimization/70460
7682 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
7683 with operand from REG_LABEL_OPERAND, instead substitute
7684 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
7685 Don't do anything for REG_NON_LOCAL_GOTO jumps.
7687 2016-03-31 Martin Liska <mliska@suse.cz>
7689 * passes.c (execute_one_pass): Do not call
7690 todo_after for a discarded function.
7692 2016-03-31 Bin Cheng <bin.cheng@arm.com>
7694 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
7695 (no_cost, infinite_cost): Initialize the new field.
7696 (get_computation_cost_at): Record setup cost.
7697 (determine_use_iv_cost_address): Skip cost computation for sub
7698 uses if we can estimate it without losing accuracy.
7700 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
7702 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
7704 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
7705 max_loop_iterations_int.
7706 (tree_unswitch_outer_loop): Likewise.
7707 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
7708 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
7710 2016-03-30 Richard Biener <rguenther@suse.de>
7713 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
7715 2016-03-30 Jakub Jelinek <jakub@redhat.com>
7718 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
7719 in gen_blendm expander.
7721 2016-03-30 Nick Clifton <nickc@redhat.com>
7724 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
7725 case where we are already provided with an SImode SUBREG.
7727 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
7730 * config/i386/i386.c (ix86_expand_epilogue): Properly check
7731 conflict between DRAP register and __builtin_eh_return.
7733 2016-03-30 Michael Matz <matz@suse.de>
7734 Richard Biener <rguenther@suse.de>
7737 * ipa-polymorphic-call.c (struct type_change_info): Change
7738 speculative to an unsigned allowing to limit the work we do.
7739 (csftc_abort_walking_p): New inline function..
7740 (check_stmt_for_type_change): Limit the number of may-defs
7741 skipped for speculative devirtualization to
7742 max-speculative-devirt-maydefs.
7743 * params.def (max-speculative-devirt-maydefs): New param.
7744 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
7746 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
7749 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
7752 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
7754 PR tree-optimization/59124
7755 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
7756 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
7758 2016-03-29 Jeff Law <law@redhat.com>
7760 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
7762 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7764 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
7767 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
7769 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
7770 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
7771 gcrt0.o if linking dynamically.
7773 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
7776 * ipa-devirt.c (methods_equal_p): New function.
7777 (compare_virtual_tables): Use it.
7778 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
7779 * cgraphclones.c (clone_function_name_1): Use
7780 symbol_table::symbol_suffix_separator.
7781 * coverage.c (build_var): Likewise.
7782 * symtab.c (symbol_table::symbol_suffix_separator): New.
7784 2016-03-29 Jakub Jelinek <jakub@redhat.com>
7786 PR rtl-optimization/70429
7787 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
7788 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
7789 mode != result_mode.
7792 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
7794 PR tree-optimization/70405
7795 * ssa-iterators.h (num_imm_uses): Add missing braces.
7797 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
7799 PR rtl-optimization/68695
7800 * ira-color.c (allocno_copy_cost_saving): New.
7801 (improve_allocation): Use it.
7803 2016-03-29 Richard Henderson <rth@redhat.com>
7806 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
7808 2016-03-29 Richard Biener <rguenther@suse.de>
7811 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
7812 use alignment returned by get_pointer_alignment_1 if it is
7813 bigger than BITS_PER_UNIT.
7814 * builtins.c (get_pointer_alignment_1): Do not return true
7815 for alignment extracted from SSA info.
7817 2016-03-28 James Bowman <james.bowman@ftdichip.com>
7819 * config/ft32/ft32.opt (mnodiv): New.
7820 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
7821 * doc/invoke.texi (FT32 Options -mnodiv): New.
7823 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
7826 * config/i386/i386.md (define_split, andn): Fix modes.
7828 2016-03-26 Richard Biener <rguenther@suse.de>
7829 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7832 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
7834 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
7835 as 2nd argument to cl_optimization_restore().
7837 2016-03-25 Richard Henderson <rth@redhat.com>
7840 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
7841 * config/aarch64/aarch64-protos.h: Declare it.
7842 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
7844 2016-03-25 Alan Modra <amodra@gmail.com>
7847 * config/rs6000/constraints.md (j): Simplify.
7848 * config/rs6000/predicates.md (easy_fp_constant): Exclude
7850 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
7851 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
7852 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
7853 in all constraint alternatives.
7854 (movtd_64bit_nodm): Delete "j" constraint alternative.
7856 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7858 * tree-ssa-propagate.c: Enhance docs for
7859 SSA_PROP_NOT_INTERESTING.
7861 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
7863 * doc/extend.texi: Fix typo in documentation to pure attribute.
7865 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
7868 * config/pa/pa.md (bswapdi2): Use a scratch register.
7870 2016-03-24 Richard Henderson <rth@redhat.com>
7873 * fold-const.c (extract_muldiv_1): Correct test for multiplication
7876 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
7878 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
7879 using ix86_expand_binary_operator instead of gen_andsi3.
7881 2016-03-24 Richard Biener <rguenther@suse.de>
7883 PR tree-optimization/70396
7884 * tree-vect-stmts.c (vectorizable_comparison): Use
7885 get_vectype_for_scalar_type.
7887 2016-03-24 Richard Biener <rguenther@suse.de>
7890 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
7891 with register bases.
7893 2016-03-24 Richard Biener <rguenther@suse.de>
7895 PR tree-optimization/70372
7896 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
7897 build_all_ones_cst to also handle vector types correctly.
7899 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
7902 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
7905 2016-03-23 Marek Polacek <polacek@redhat.com>
7908 * doc/invoke.texi: Document -Wignored-attributes.
7910 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7912 PR tree-optimization/69042
7913 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
7914 parameter from 30 to 40.
7916 2016-03-23 Bin Cheng <bin.cheng@arm.com>
7918 PR tree-optimization/69042
7919 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
7920 for use with constant offset stripped in base.
7922 2016-03-23 Richard Biener <rguenther@suse.de>
7925 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
7926 mode compatibility check.
7927 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
7929 2016-03-23 Jeff Law <law@redhat.com>
7931 PR tree-optimization/64058
7932 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
7934 (struct ssa_conflicts): Move up earlier in the file.
7935 (conflicts_, var_map_): New static variables.
7936 (initialize_conflict_count): New function to initialize the
7937 CONFLICT_COUNT field for each conflict pair.
7938 (compare_pairs): Lazily initialize the conflict count and use it
7939 as the first tie-breaker.
7940 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
7941 and wipe conflicts_ and map_ around the call to qsort. Remove
7942 special case for 2 coalesce pairs.
7943 * bitmap.c (bitmap_count_unique_bits): New function.
7944 (bitmap_count_bits_in_word): New function, extracted from
7946 (bitmap_count_bits): Use bitmap_count_bits_in_word.
7947 * bitmap.h (bitmap_count_unique_bits): Declare it.
7949 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
7952 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
7953 transparent alias chain for decl assembler name.
7954 * config/sol2.c (solaris_assemble_visibility): Likewise.
7956 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7958 * config/arm/arm1020e.md (1020call_op): Reduce reservation
7960 (v10_fdivs): Likewise.
7961 (v10_fdivd): Likewise.
7963 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7966 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
7967 to not call fclose twice on file.
7969 2016-03-23 Jakub Jelinek <jakub@redhat.com>
7971 PR tree-optimization/70354
7972 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
7973 oprnd0 is wider than oprnd1 and there is a cast from the wider
7974 type to oprnd1, mask it with the mask of the narrower type.
7977 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
7978 Optimize TARGET_STV splitters, if high or low word of last argument
7981 2016-03-22 Jeff Law <law@redhat.com>
7984 tree-ssa-threadbackward.c
7985 (fsm_find_control_statement_thread_paths): Correctly distinguish
7986 between old style jump threads vs FSM jump threads.
7988 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
7991 * config/i386/i386.c (scalar_chain::convert_op): Support
7992 uninitialized register usage case.
7994 2016-03-22 Richard Biener <rguenther@suse.de>
7997 * genmatch.c (gen_transform): Adjust last parameter to a three-state
7999 (capture::gen_transform): ... to change behavior when substituting
8000 a condition into cond or not-cond expr context.
8001 (dt_simplify::gen_1): Adjust.
8002 * gimple-match-head.c: Include gimplify.h for unshare_expr.
8003 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
8004 last change and instead change to
8005 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
8006 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8008 2016-03-22 Anthony Green <green@moxielogic.com>
8010 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
8011 issue for moxiebox targets.
8012 (CC1PLUS_SPEC): Ditto.
8014 2016-03-22 Richard Biener <rguenther@suse.de>
8017 * fold-const.c (extract_muldiv_1): Properly perform multiplication
8020 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8022 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
8024 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
8027 * config/i386/i386.c (def_builtin): Handle
8028 OPTION_MASK_ISA_AVX512VL to be and-ed with other
8030 (const struct builtin_description bdesc_special_args[]):
8031 Remove duplicate ISA bits.
8033 2016-03-22 Jakub Jelinek <jakub@redhat.com>
8036 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
8037 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
8038 in a way that works also for AVX512BW.
8041 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
8042 instead of source if operands[1] is xmm16 and above and
8043 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
8044 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
8047 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
8048 on assign if (*from_p) is a comparison, set it to
8049 TREE_NO_WARNING (*from_p).
8051 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8054 * lra.c (restore_scratches): Ignore deleted insns.
8056 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
8057 Jakub Jelinek <jakub@redhat.com>
8059 PR tree-optimization/70317
8060 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
8063 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
8066 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
8067 of ix86_expand_move.
8069 (movti): Use general_operand for operand 1 predicate.
8071 2016-03-21 Martin Liska <mliska@suse.cz>
8073 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
8075 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
8077 2016-03-21 Martin Liska <mliska@suse.cz>
8080 * ipa-icf.c (sem_function::parse): Skip static
8081 constructors and destructors.
8083 2016-03-21 Jakub Jelinek <jakub@redhat.com>
8086 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
8087 function-like macro, peek following token(s) if it is followed
8088 by CPP_OPEN_PAREN token with optional padding in between, and
8089 if not, don't treat it like a macro.
8091 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
8092 Alexander Monakov <amonakov@ispras.ru>
8094 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
8095 for the stabs debug format.
8097 2016-03-21 Richard Biener <rguenther@suse.de>
8099 PR tree-optimization/70310
8100 * tree-vect-generic.c (expand_vector_condition): Fold the built
8103 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
8106 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
8107 Block third alternative for AVX-512VL target,
8109 2016-03-21 Martin Liska <mliska@suse.cz>
8112 * hsa-brig.c (emit_function_directives): Mark unemitted
8113 global variables for emission.
8114 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
8115 (get_symbol_for_decl): Likewise.
8116 * hsa.h (struct hsa_symbol): New flag.
8118 2016-03-21 Richard Biener <rguenther@suse.de>
8120 PR tree-optimization/70288
8121 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
8122 we do not estimate unsimplified all-constant conditionals or
8123 switches as optimized away.
8125 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
8127 PR rtl-optimization/69102
8128 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
8129 when we have a readonly dependency context.
8131 2016-03-18 Jeff Law <law@redhat.com>
8133 PR rtl-optimization/70263
8134 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
8135 (update_equiv_regs): When trying to move a store to after the insn
8136 that sets the source of the store, make sure the store occurs after
8137 the insn that sets the source of the store. When successful note
8138 the REG_EQUIV note created in the dump file.
8140 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
8141 Bernd Schmidt <bschmidt@redhat.com>
8143 * doc/extend.texi: Document more potential problems with basic asms.
8145 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
8147 PR rtl-optimization/70278
8148 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
8151 2016-03-18 Jason Merrill <jason@redhat.com>
8153 * calls.c (load_register_parameters): Fix zero size sibcall logic.
8155 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
8157 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
8158 values to 128b regs.
8160 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
8162 PR tree-optimization/70252
8163 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
8164 boolean vector has a proper number of elements.
8165 (supportable_narrowing_operation): Likewise.
8167 2016-03-18 Tom de Vries <tom@codesourcery.com>
8170 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
8172 2016-03-18 Jakub Jelinek <jakub@redhat.com>
8174 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
8175 instead of replace_rtx for DEBUG_INSNs.
8177 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8179 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
8180 load type reservations.
8182 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
8185 * config/pa/constraints.md: Revert 2015-02-13 change. Use
8186 define_constraint for "Q" and "T" constraints.
8188 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
8190 Tweak the pipeline model for Exynos M1
8192 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
8195 2016-03-17 David Malcolm <dmalcolm@redhat.com>
8198 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
8199 where one or both locations aren't within a line_map.
8201 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
8204 * opts.c (finish_options): Don't set flag_pie to the default if
8205 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
8208 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
8210 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
8211 true as ALL_REGS argument to replace_rtx.
8213 2016-03-17 Richard Biener <rguenther@suse.de>
8216 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
8219 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8222 * rtl.h (replace_rtx): Add ALL_REGS argument.
8223 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
8224 equality and assert mode is the same, instead of just rtx pointer
8226 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
8227 true as ALL_REGS argument to replace_rtx.
8229 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
8231 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
8232 for boolean vector with vector mode only.
8233 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
8235 2016-03-17 Nick Clifton <nickc@redhat.com>
8238 * config/rx/rx.c (rx_print_integer): Print negative constants in
8241 2016-03-17 Jakub Jelinek <jakub@redhat.com>
8244 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
8246 2016-03-16 Richard Henderson <rth@redhat.com>
8247 Richard Biener <rguenth@suse.de>
8252 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
8253 first operand as is_gimple_condexpr.
8258 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
8259 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
8260 Do not gimplify the result.
8261 (do_unop): Adjust call to tree_vec_extract.
8262 (do_binop): Likewise.
8263 (do_compare): Likewise.
8264 (do_plus_minus): Likewise.
8265 (do_negate): Likewise.
8266 (expand_vector_condition): Likewise.
8267 (do_cond): Likewise.
8269 2016-03-16 Richard Henderson <rth@redhat.com>
8272 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
8273 (aarch64_classify_address): Use it.
8274 (aarch64_legitimize_address): Force all subexpressions of PLUS
8275 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
8277 2016-03-16 Jakub Jelinek <jakub@redhat.com>
8278 Richard Biener <rguenth@suse.de>
8281 * rtlanal.c (replace_rtx): For REG, if from is a REG,
8282 return to even if only REGNO is equal, and assert
8285 2016-03-11 Jeff Law <law@redhat.com>
8287 PR rtl-optimization/70224
8288 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
8290 2016-03-16 Richard Henderson <rth@redhat.com>
8293 * function.h (struct function): Add has_forced_label_in_static.
8294 * gimplify.c (force_labels_r): Set it.
8295 * lto-streamer-in.c (input_struct_function_base): Read it.
8296 * lto-streamer-out.c (output_struct_function_base): Write it.
8297 * tree-inline.c (has_label_address_in_static_1): Remove.
8298 (copy_forbidden): Remove fndecl parameter; test
8299 has_forced_label_in_static.
8300 (inline_forbidden_p): Update call to copy_forbidden.
8301 (tree_versionable_function_p): Likewise.
8302 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
8303 (chkp_versioning): Likewise.
8304 * tree-inline.h (copy_forbidden): Update decl.
8306 2016-03-16 Marek Polacek <polacek@redhat.com>
8309 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
8310 function being thunked if the result type doesn't have fixed size.
8311 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
8312 doesn't have fixed size.
8314 2016-03-16 Bin Cheng <bin.cheng@arm.com>
8316 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
8317 reporting malformed loop nest.
8319 2016-03-16 Tom de Vries <tom@codesourcery.com>
8322 * ipa-devirt.c (possible_polymorphic_call_targets): Move
8323 nodes.length () == 1 test to before first nodes[0] access.
8325 2016-03-16 Tom de Vries <tom@codesourcery.com>
8327 PR tree-optimization/68715
8328 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
8331 2016-03-16 Tom de Vries <tom@codesourcery.com>
8333 PR tree-optimization/68809
8334 * graphite-scop-detection.c (same_close_phi_node): Test if result types
8337 2016-03-16 Carlos O'Donell <carlos@redhat.com>
8338 Sandra Loosemore <sandra@codesourcery.com>
8340 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
8341 on leaf attribute. Mention ELF interposition problems.
8343 2016-03-16 Alan Modra <amodra@gmail.com>
8345 PR rtl-optimization/69195
8346 PR rtl-optimization/47992
8347 * ira.c (indirect_jump_optimize): Ignore artificial defs.
8350 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
8353 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
8355 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8357 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
8359 2016-03-15 Jakub Jelinek <jakub@redhat.com>
8361 PR rtl-optimization/70222
8362 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
8363 optimization if mode is different from result_mode, queue up masking
8364 of the result in outer_op. Formatting fix.
8367 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
8370 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8372 PR rtl-optimization/69032
8373 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
8374 looping backwards over basic block insns.
8376 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8379 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
8380 to non-speculative when propagating trap bits.
8382 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8384 PR rtl-optimization/63384
8385 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
8388 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
8391 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
8392 factored out from ...
8393 (sched_analyze_insn): ... here.
8394 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
8395 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
8396 get_implicit_reg_pending_clobbers in it.
8397 (setup_id_reg_sets): Use setup_id_implicit_regs.
8398 (deps_init_id): Ditto.
8400 2016-03-15 Tom de Vries <tom@codesourcery.com>
8403 * cgraph.c (cgraph_node::get_body): Save, reset and restore
8405 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
8406 execute_function_dump.
8407 (execute_one_pass): Don't dump function if it will be dumped after ipa
8410 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
8412 * genrecog.c (match_pattern_2): If pred is NULL don't call
8413 safe_predicate_mode on it.
8415 2016-03-14 Jakub Jelinek <jakub@redhat.com>
8418 * lra-constraints.c (delete_move_and_clobber): Change assertion
8419 to also allow dregno == 0.
8421 2016-03-14 Richard Henderson <rth@redhat.com>
8424 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
8425 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
8426 (reassociate_bb): Use optimize_vec_cond_expr; avoid
8427 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
8430 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
8433 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
8435 (lra_create_live_ranges_1): initialize hard register biggest_mode to
8437 * lra-constraints.c (split_reg): For hard regs, try to find the
8438 biggest single-register mode used in the function.
8440 2016-03-14 Richard Biener <rguenther@suse.de>
8442 PR tree-optimization/56365
8443 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
8444 constants to compare against.
8446 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
8449 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
8450 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
8451 (define_split for the GPR case): Use int_reg_operand instead of
8452 gpc_reg_operand for the output.
8454 2016-03-14 Tom de Vries <tom@codesourcery.com>
8456 PR tree-optimization/70045
8457 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
8458 create_empty_if_region_on_edge argument.
8460 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
8462 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
8463 (STACK_CHECK_PROTECT): Likewise.
8464 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8465 (STACK_CHECK_PROTECT): Likewise.
8466 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
8467 (STACK_CHECK_PROTECT): Likewise.
8468 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
8469 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
8470 (STACK_CHECK_PROTECT): Likewise.
8472 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
8474 PR rtl-optimization/69307
8475 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
8476 registers in modes that span more than one register.
8478 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
8481 * lra-constraints.c (delete_move_and_clobber): New.
8482 (remove_inheritance_pseudos): Use it.
8484 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
8487 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
8488 the libcall is LCT_THROW.
8489 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
8490 for the checking routine.
8492 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8495 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
8496 optimization if we have direct move.
8497 (roundu32<mode>2_fprs): Likewise.
8499 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
8502 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
8504 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
8505 Arguments swapped. All callers changed. Take reg_renumber into
8506 account, and Calculate and compare register ranges for hard regs.
8508 2016-03-11 Jeff Law <law@redhat.com>
8510 PR tree-optimization/70190
8511 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8512 Handle cases where we can not extract the taken edge, even though we
8513 found a constant value.
8515 PR tree-optimization/64058
8516 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
8517 (num_coalesce_pairs): Move up earlier in file.
8518 (find_coalesce_pair): Initialize the INDEX field for each pair
8520 (compare_pairs): No longer sort on the elements in each pair.
8521 Instead break ties with the index of the coalesce pair.
8523 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8526 * config/aarch64/aarch64-protos.h
8527 (aarch64_save_restore_target_globals): New prototype.
8528 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
8529 Call the above when popping pragma.
8530 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
8532 (aarch64_set_current_function): Rewrite using the above.
8534 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8536 PR tree-optimization/70177
8537 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
8538 (extract_ops_from_tree): ... this. In the 2 argument
8539 overload remove _1 suffix.
8540 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
8541 (extract_ops_from_tree): ... this.
8542 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
8544 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
8545 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
8546 extract_ops_from_tree instead of 2 operand one.
8548 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
8550 PR tree-optimization/70013
8551 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
8552 for constant-pool entries.
8554 2016-03-11 Jakub Jelinek <jakub@redhat.com>
8556 PR rtl-optimization/70174
8557 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
8558 followed by gen_lowpart on force_reg instead of just gen_lowpart.
8560 PR tree-optimization/70169
8561 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
8562 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
8565 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
8566 Jakub Jelinek <jakub@redhat.com>
8569 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
8570 of uninitialized values.
8572 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8574 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
8576 ("*trunctddd2"): New pattern definition.
8577 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
8580 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8582 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
8583 definitions for BFP and DFP rounding modes.
8584 ("fixuns_truncdddi2", "fixuns_trunctddi2")
8585 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
8586 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
8587 ("fix_trunctf<mode>2"): Use the new constants instead of magic
8590 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8592 * config/s390/constraints.md: Adjust comment.
8593 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
8594 s390_decompose_addrstyle_without_index.
8595 * config/s390/predicates.md (shift_count_or_setmem_operand):
8596 Rename to setmem_operand.
8597 * config/s390/s390-protos.h
8598 (s390_decompose_shift_count): Rename to
8599 s390_decompose_addrstyle_without_index.
8600 * config/s390/s390.c (s390_decompose_shift_count)
8601 (s390_mem_constraint, print_shift_count_operand)
8602 (print_operand_address, print_operand): Rename
8603 s390_decompose_shift_count to
8604 s390_decompose_addrstyle_without_index and rename
8605 print_shift_count_operand to print_addrstyle_operand troughout the
8607 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
8608 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
8609 Rename shift_count_or_setmem_operand to setmem_operand.
8610 * config/s390/vx-builtins.md ("vec_insert<mode>")
8611 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
8614 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8617 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
8618 Handle overlapping retval and newval.
8620 2016-03-10 Nick Clifton <nickc@redhat.com>
8623 * config/aarch64/aarch64.c
8624 (aarch64_override_options_after_change_1): When forcing
8625 flag_omit_frame_pointer to be true, use a special value that can
8626 be detected if this function is called again, thus preventing
8627 flag_omit_leaf_frame_pointer from being forced to be false.
8629 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8631 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
8632 Set x_flag_omit_leaf_frame_pointer when handling
8633 -momit-leaf-frame-pointer.
8635 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8638 * cgraph.c (cgraph_node::dump): Dump split_part and
8639 indirect_call_target.
8640 * cgraph.h (cgraph_node): Add indirect_call_target flag.
8641 * ipa.c (has_addr_references_p): Cleanup.
8642 (is_indirect_call_target_p): New.
8643 (walk_polymorphic_call_targets): Do not mark virtuals that may be
8644 called indirectly as local.
8645 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
8647 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8650 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
8651 on cxa_pure_virtual.
8653 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8656 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
8658 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
8661 * tree.c (need_assembler_name_p): Only record main variant type names.
8663 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8666 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
8667 Always define to 0 or 1.
8668 (TARGET_FIX_ERR_A53_843419): New macro.
8669 * config/aarch64/aarch64-elf-raw.h
8670 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
8671 * config/aarch64/aarch64-linux.h: Likewise.
8672 * config/aarch64/aarch64.c
8673 (aarch64_override_options_after_change_1): Do not default
8674 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
8676 (aarch64_attributes): Handle fix-cortex-a53-843419.
8677 (aarch64_can_inline_p): Likewise.
8678 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
8680 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
8681 Jakub Jelinek <jakub@redhat.com>
8683 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
8684 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
8685 DECL_COMMONS if flag_unconstrained_commons is set.
8686 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8687 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
8688 (funconstrained-commons): Document.
8690 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
8692 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
8693 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
8695 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
8697 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
8698 has a proper number of elements.
8700 2016-03-10 Alan Modra <amodra@gmail.com>
8702 PR rtl-optimization/69195
8703 PR rtl-optimization/47992
8704 * ira.c (recorded_label_ref): Delete.
8705 (update_equiv_regs): Return void.
8706 (indirect_jump_optimize): New function.
8707 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
8708 before regstat_compute_ri. Don't rebuild_jump_labels here.
8709 Delete update_regstat.
8711 2016-03-10 Richard Biener <rguenther@suse.de>
8713 PR tree-optimization/70128
8714 * tree-ssa-structalias.c (set_uids_in_ptset): Set
8715 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
8717 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8719 PR tree-optimization/70152
8720 * tree-sra.c (replace_removed_params_ssa_names): Copy over
8721 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
8724 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
8725 instead of gen_sse2_loadlpd.
8726 * config/i386/sse.md (*vec_concatv2df): Rename to...
8727 (vec_concatv2df): ... this.
8729 PR tree-optimization/70127
8730 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
8732 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8736 * diagnostic-show-locus.c (compatible_locations_p): New function.
8737 (layout::layout): Sanitize ranges using compatible_locations_p.
8739 2016-03-09 David Malcolm <dmalcolm@redhat.com>
8743 * diagnostic-show-locus.c (layout_range::layout_range): Replace
8744 location_range param with three const expanded_locations * and a
8746 (layout::layout): Replace call to
8747 rich_location::lazily_expand_location with get_expanded_location.
8748 Extract the range and perform location expansion here, passing
8749 the results to the layout_range ctor.
8750 * diagnostic.c (source_range::debug): Delete.
8751 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
8752 of rich_location::get_expanded_location.
8753 * gcc-rich-location.c (get_range_for_expr): Delete.
8754 (gcc_rich_location::add_expr): Reimplement to avoid the
8755 rich_location::add_range overload that took a location_range,
8756 passing a location_t instead.
8758 2016-03-09 Richard Biener <rguenther@suse.de>
8759 Jakub Jelinek <jakub@redhat.com>
8761 PR tree-optimization/70138
8762 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8763 Also skip vect_double_reduction_def.
8765 2016-03-09 Jakub Jelinek <jakub@redhat.com>
8768 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
8769 if the operand is "m".
8771 2016-03-09 Nathan Sidwell <nathan@acm.org>
8773 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
8775 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
8777 * config/i386/i386.c (processor_target_table): Fix cost table
8778 intialization order for znver1.
8780 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8782 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
8783 - becuase -> because.
8784 * ipa-reference.c (ignore_module_statics): Likewise.
8785 * cgraph.c (cgraph_node::get_body): Likewise.
8786 * ipa-inline.c (early_inliner): Likewise.
8787 * ipa-devirt.c (types_same_for_odr): Likewise.
8788 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
8789 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
8791 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8793 * tree-ssa-math-opts.c: Fix typo in comment.
8795 2016-03-08 Jakub Jelinek <jakub@redhat.com>
8798 * config/i386/i386.c (scalar_chain::make_vector_copies,
8799 scalar_chain::convert_reg): Call end_sequence in between
8800 get_insns and emit_conversion_insns rather than after both
8803 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.h (machine_function): Add
8807 pc_thunk_call_expanded flag.
8808 (ix86_pc_thunk_call_expanded): New define.
8809 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
8810 (*set_got): Rename insn pattern from set_got.
8811 (*set_got_labelled): Rename inst pattern from set_got_labelled.
8812 * config/i386/i386.c (ix86_compute_frame_layout): Use
8813 ix86_pc_thunk_call_expanded to prevent red-zone.
8815 2016-03-07 Martin Jambor <mjambor@suse.cz>
8817 * hsa.h (hsa_get_ctor_statements): Declare.
8818 (hsa_get_dtor_statements): Likewise.
8819 (hsa_get_kernel_dispatch_type): Likewise.
8820 * hsa.c (hsa_get_ctor_statements): New function.
8821 (hsa_get_dtor_statements): Likewise.
8822 (hsa_get_kernel_dispatch_type): Likewise.
8823 * hsa-brig.c (hsa_cdtor_statements): Removed.
8824 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
8825 hsa_get_dtor_statements.
8826 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
8827 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
8829 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
8831 * config/arm/arm-cores.def (cortex-r8): New.
8832 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
8833 * config/arm/arm-tune.md: Likewise.
8834 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
8836 2016-03-07 Martin Sebor <msebor@redhat.com>
8838 PR rtl-optimization/19705
8839 * doc/invoke.texi (Options That Control Optimization): Clarify
8840 -fno-branch-count-reg.
8842 2016-02-26 Richard Biener <rguenther@suse.de>
8843 Jeff Law <law@redhat.com>
8845 PR tree-optimization/69740
8846 * cfghooks.c (remove_edge): Request loop fixups if we delete
8847 an edge that might turn an irreducible loop into a natural
8849 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
8850 Move after definition of loops_state_clear.
8852 2016-03-07 Bin Cheng <bin.cheng@arm.com>
8854 PR rtl-optimization/69052
8855 * rtlanal.c (commutative_operand_precedence): Set higher precedence
8858 2016-03-07 Tom de Vries <tom@codesourcery.com>
8860 PR tree-optimization/70116
8861 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
8862 is_tm_ending stmts and ubsan/asan internal functions.
8863 (find_duplicate): Use it. Don't test is_tm_ending here.
8865 2016-03-07 Richard Biener <rguenther@suse.de>
8867 PR tree-optimization/70115
8868 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
8869 (propagate_constants_for_unrolling): Use replace_uses_by.
8871 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
8874 * omp-low.c (struct oacc_loop): Add ifns.
8875 (new_oacc_loop_raw): Initialize it.
8876 (finish_oacc_loop): Clear mask & flags if no ifns.
8877 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
8878 (oacc_loop_xform_loop): Add ifns arg & adjust.
8879 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
8881 2016-03-07 Richard Henderson <rth@redhat.com>
8884 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
8885 (insert_value_copy_on_edge): Likewise.
8887 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8889 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
8891 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8894 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
8896 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8898 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
8900 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8902 Fix sseimul type attribute.
8903 * config/i386/znver1.md
8904 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
8905 znver1_sseimul_avx256_load) : Fix the type attribute.
8906 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
8907 pipe usage and latency.
8909 2016-03-05 Jakub Jelinek <jakub@redhat.com>
8912 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
8913 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
8916 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8919 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
8921 PR rtl-optimization/69941
8922 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
8923 the reg share its mode.
8925 2016-03-04 Jeff Law <law@redhat.com>
8927 PR tree-optimization/69196
8928 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
8929 If the both SSA_NAMEs are anonymous, then consider them unassociated
8930 and include the PHI in the statement count.
8932 2016-03-05 Tom de Vries <tom@codesourcery.com>
8934 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
8935 construct in oacc routine. Check for oacc region in oacc routine.
8937 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8940 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
8941 2016-02-22 changes, instead don't recurse if RECUR is already true.
8942 Don't change *dynamic_check if RECUR. Adjust recursive caller
8943 to pass true to the new argument.
8944 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
8947 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
8948 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
8950 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
8952 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
8954 PR rtl-optimization/57676
8955 * lra-assigns.c (lra_assign): Guard test for maximum iterations
8958 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
8960 * tree-vect-patterns.c (search_type_for_mask): Handle
8961 comparison of booleans.
8963 2016-03-04 Jakub Jelinek <jakub@redhat.com>
8965 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
8969 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
8970 all other ops that have dw_val_class_die_ref operands,
8971 and DW_OP_GNU_entry_value.
8973 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8975 PR rtl-optimization/69904
8976 * config/arm/arm.c (arm_cannot_copy_insn_p):
8977 Return true for load-exclusive instructions.
8979 2016-03-03 Jakub Jelinek <jakub@redhat.com>
8982 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
8983 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
8984 the pattern no matter if it is used just by non-pattern, pattern
8986 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
8987 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
8988 oprnd1 def_stmt is in pattern, don't look through it.
8990 2016-03-03 Marek Polacek <polacek@redhat.com>
8993 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
8995 2016-03-03 Martin Liska <mliska@suse.cz>
8997 PR tree-optimization/70043
8998 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
8999 previous statement if we see a debug statement.
9001 2016-03-03 Richard Biener <rguenther@suse.de>
9003 PR tree-optimization/55936
9004 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
9005 parameter and guard unsafe equivalence use.
9006 (vrp_evaluate_conditional_warnv_with_ops): Always use
9007 safe equivalences but not via the quadratic compare_names
9010 2016-03-03 Michael Collison <michael.collison@linaro.org>
9013 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
9014 for operand 1 to s_register_operand. Change predicate for operand
9015 2 to arm_not_immediate_operand.
9017 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
9019 * doc/tm.texi: Regenerated.
9021 2016-03-02 Richard Henderson <rth@redhat.com>
9024 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
9025 simplification when all args are positive non-fixed registers.
9027 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9029 * target.def (lra_p): Specify that new ports should use LRA.
9031 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9034 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
9035 gimplify_type_sizes the type they refer to.
9036 (omp_notice_variable): Handle reference vars to VLAs.
9037 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
9038 reference to VLA decls in the second pass instead of first pass.
9040 2016-03-02 Tom de Vries <tom@codesourcery.com>
9042 PR tree-optimization/68659
9043 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
9044 new_expr == NULL_TREE.
9045 (get_new_name): Handle ADDR_EXPR.
9047 2016-03-02 Bin Cheng <bin.cheng@arm.com>
9049 PR rtl-optimization/69052
9050 * loop-invariant.c (canonicalize_address): New function.
9051 (inv_can_prop_to_addr_use): Check validity of address expression
9052 which is canonicalized by above function.
9054 2016-03-02 Alan Modra <amodra@gmail.com>
9057 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
9060 2016-03-02 Jakub Jelinek <jakub@redhat.com>
9063 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
9064 (*movhi_internal): Put mask moves from and to memory separately
9065 from moves from/to GPRs.
9067 2016-03-02 Richard Biener <rguenther@suse.de>
9069 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
9070 GENERIC expressions in GIMPLE.
9072 2016-03-02 Richard Biener <rguenther@suse.de>
9074 * config/i386/i386.c (type_natural_mode): Fix typo.
9076 2016-03-02 Nick Clifton <nickc@redhat.com>
9078 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
9080 2016-03-02 Richard Biener <rguenther@suse.de>
9081 Uros Bizjak <ubizjak@gmail.com>
9084 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
9086 2016-03-02 Richard Biener <rguenther@suse.de>
9089 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
9091 2016-03-02 Marek Polacek <polacek@redhat.com>
9094 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
9095 "is promoted to" warning.
9097 2016-03-01 DJ Delorie <dj@redhat.com>
9099 * config.gcc: Deprecate mep-*.
9101 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
9104 * lra-constraints.c (regno_val_use_in): New.
9105 (match_reload): Use it instead of regno_use_in.
9107 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9109 PR rtl-optimization/70007
9110 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
9111 references present in REG_EQUAL notes attached to non-SET patterns.
9113 2016-03-01 Jeff Law <law@redhat.com>
9115 PR tree-optimization/69196
9116 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9117 Appropriately clamp the number of statements to copy when the
9118 thread path does not traverse a loop backedge.
9120 PR tree-optimization/69196
9121 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
9122 Do count some PHIs in the thread path against the insn count. Decrease
9123 final statement count by one as the control statement in the last
9124 block will get removed. Remove special cased code for handling PHIs
9127 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
9131 asm dialect alternatives to explicit GOTPCREL calls.
9133 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
9136 * ira.c (do_reload): Issue warning for generic stack checking here...
9137 * reload1.c (reload): ...instead of here and streamline it.
9139 2016-03-01 Nick Clifton <nickc@redhat.com>
9141 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
9143 2016-03-01 Richard Biener <rguenther@suse.de>
9145 PR tree-optimization/69983
9146 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
9147 types and fall back to operand_equal_p.
9149 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9152 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9154 * config/s390/constraints.md ("jm8"): New constraint.
9155 * config/s390/predicates.md ("const_int_8bitset_operand"): New
9157 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
9159 ("*setmem_long<setmem_and>"): New pattern.
9160 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
9162 ("*setmem_long_31z<setmem_and>"): New pattern.
9163 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
9164 New substitution rules with the required attributes.
9167 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9170 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9172 * gensupport.c (process_substs_on_one_elem): Split loop to
9173 complete mark_operands_used_in_match_dup on all expressions in the
9175 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9176 and remove function.
9178 2016-03-01 Richard Biener <rguenther@suse.de>
9181 * fold-const.c (fold_indirect_ref_1): Fix range checking for
9182 vector BIT_FIELD_REF extract.
9184 2016-03-01 Richard Biener <rguenther@suse.de>
9186 PR tree-optimization/69994
9187 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
9189 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
9191 PR tree-optimization/69956
9192 * tree-vect-stmts.c (supportable_widening_operation): Support
9193 multi-step conversion of boolean vectors.
9194 (supportable_narrowing_operation): Likewise.
9196 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9198 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
9201 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9203 * config/s390/subst.md (DSI_VI): New mode iterator.
9204 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
9205 * config/s390/vector.md ("vec_set<mode>"): Move expander before
9206 the insn definition.
9207 ("*vec_set<mode>"): Change predicate and add alternative to
9208 support only either register or const_int operands as element
9210 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
9212 ("vec_extract<mode>"): New expander.
9213 ("*vec_extract<mode>"): New insn definition supporting reg and
9214 const_int element selectors.
9215 ("*vec_extract<mode>_plus"): New insn definition supporting
9216 reg+const_int element selectors.
9217 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
9218 following expander+insn definition.
9219 ("<vec_shifts_name><mode>3"): New expander.
9220 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
9222 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9224 * config/s390/s390.md ("*tabort_1"): Change predicate to
9225 nonmemory_operand. Add a second alternative to cover
9226 register as well as const int operands.
9227 ("*tabort_1_plus"): New pattern definition.
9229 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9231 * config/s390/s390.md ("*ashrdi3_cc_31")
9232 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
9233 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
9234 Merge insn definitions into ...
9235 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9236 New pattern definition.
9237 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
9238 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
9239 ("*ashr<mode>3_and"): Merge insn definitions into ...
9240 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
9241 New pattern definition.
9242 * config/s390/subst.md ("addr_style_op_cc_subst")
9243 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
9244 substitutions patterns plus attributes.
9245 Add ashiftrt to SUBST iterator.
9247 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9249 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
9250 op2 to nonmemory_operand.
9251 ("*<shift>di3_31", "*<shift>di3_31_and"):
9252 Merge into single pattern definition ...
9253 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
9254 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
9255 pattern definition ...
9256 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
9257 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
9260 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9262 * config/s390/predicates.md (const_int_6bitset_operand): New
9264 * config/s390/s390.md: Include subst.md.
9265 ("rotl<mode>3"): New expander.
9266 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
9268 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
9269 * config/s390/subst.md: New file.
9271 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9273 * config/s390/s390.md ("op_type", "atype", "length" attributes):
9274 Remove RRR type. It doesn't really exist.
9275 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
9277 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
9278 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
9279 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
9280 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
9281 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
9282 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
9283 `enabled' attribute.
9285 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9287 * gensupport.c (process_substs_on_one_elem): Split loop to
9288 complete mark_operands_used_in_match_dup on all expressions in the
9290 (adjust_operands_numbers): Inline into process_substs_on_one_elem
9291 and remove function.
9293 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9296 * config/sparc/sparc.c (NWORDS_UP): Rename to...
9297 (CEIL_NWORDS): ...this. Use CEIL macro.
9298 (compute_fp_layout): Adjust to above renaming.
9299 (function_arg_union_value): Likewise.
9300 (sparc_arg_partial_bytes): Likewise.
9301 (sparc_function_arg_advance): Likewise.
9303 2016-02-29 Jeff Law <law@redhat.com>
9305 PR tree-optimization/70005
9306 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
9307 where an object with a boolean range is compared against a value
9310 PR tree-optimization/69999
9311 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
9312 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
9315 2016-02-29 Richard Biener <rguenther@suse.de>
9317 PR tree-optimization/69994
9318 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
9319 (get_unary_op): Look through nop conversions.
9320 (ops_equal_values_p): New function, look for equality diregarding
9322 (eliminate_plus_minus_pair): Use ops_equal_values_p
9323 (repropagate_negates): Do not use get_unary_op here.
9325 2016-02-29 Martin Liska <mliska@suse.cz>
9327 * system.h: Poison ENABLE_CHECKING macro.
9329 2016-02-29 Martin Liska <mliska@suse.cz>
9331 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
9332 is presented in dump flags.
9333 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9334 (hsa_regalloc): Likewise.
9336 2016-02-19 Richard Biener <rguenther@suse.de>
9338 PR tree-optimization/69980
9339 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
9340 permutation of those we need to keep.
9342 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
9345 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
9346 (NWORDS_UP): ...this
9347 (init_cumulative_args): Minor tweaks.
9348 (sparc_promote_function_mode): Likewise.
9349 (scan_record_type): Delete.
9350 (traverse_record_type): New function template.
9351 (classify_data_t): New structure type.
9352 (classify_registers): New inline function.
9353 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
9354 exhausted. Instantiate traverse_record_type on classify_registers and
9355 deal with the case of a structure passed in slot #15 with no FP field
9357 (assign_data_t): New structure type.
9358 (compute_int_layout): New static function.
9359 (compute_fp_layout): Likewise.
9360 (count_registers): New inline function.
9361 (assign_int_registers): New static function.
9362 (assign_fp_registers): Likewise.
9363 (assign_registers): New inline function.
9364 (function_arg_record_value_1): Delete.
9365 (function_arg_record_value_2): Likewise.
9366 (function_arg_record_value_3): Likewise.
9367 (function_arg_record_value): Adjust to above changes. Instantiate
9368 traverse_record_type on count_registers to first count the number of
9369 registers to be used and then on assign_registers to assign them.
9370 (function_arg_union_value): Adjust to above renaming.
9371 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
9372 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
9373 case of a structure passed in slot #15
9374 (sparc_function_arg_advance): Likewise.
9375 (function_arg_padding): Minor tweak.
9377 2016-02-29 Richard Biener <rguenther@suse.de>
9379 PR tree-optimization/69720
9380 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
9381 the adjustment_def path for possibly vectorized defs.
9382 (vect_create_epilog_for_reduction): Handle vectorized initial
9385 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
9387 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
9389 2016-02-27 Jeff Law <law@redhat.com>
9392 2016-02-26 Richard Biener <rguenther@suse.de>
9393 Jeff Law <law@redhat.com>
9395 PR tree-optimization/69740
9396 * cfghooks.c (remove_edge): Request loop fixups if we delete
9397 an edge that might turn an irreducible loop into a natural
9400 2016-02-27 Jakub Jelinek <jakub@redhat.com>
9402 PR rtl-optimization/69896
9403 * tree-vect-generic.c (get_compute_type): Avoid single element
9406 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
9408 Rename the AArch64 tuning option and related functions to enable the
9409 Newton series for the reciprocal square root to reflect its
9410 approximative characteristic.
9412 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
9413 function to "aarch64_emit_approx_rsqrt".
9414 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
9415 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
9416 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
9417 (xgene1_tunings): Likewise.
9418 (use_rsqrt_p): Likewise.
9419 (aarch64_emit_swrsqrt): Use new function name.
9420 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
9421 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
9422 text explaining this option.
9423 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
9425 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9428 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
9429 complain about -mallow-movmisalign without -mvsx if
9430 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
9432 2016-02-26 Joel Sherrill <joel@rtems.org>
9434 * config.gcc: Add x86_64-*-rtems*.
9435 * config/i386/rtems-64.h: New file.
9437 2016-02-26 Joel Sherrill <joel@rtems.org>
9439 * config.gcc: Add aarch64-*-rtems*.
9440 * config/aarch64/rtems.h: New file.
9442 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
9445 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
9446 shift amount using %h. Add comment.
9448 2016-02-26 Richard Biener <rguenther@suse.de>
9449 Jeff Law <law@redhat.com>
9451 PR tree-optimization/69740
9452 * cfghooks.c (remove_edge): Request loop fixups if we delete
9453 an edge that might turn an irreducible loop into a natural
9456 2016-02-26 Martin Jambor <mjambor@suse.cz>
9459 * tree-sra.c (sra_modify_assign): Do not remove loads of
9460 uninitialized aggregates to SSA_NAMEs.
9462 2016-02-26 Richard Henderson <rth@redhat.com>
9465 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
9466 pseudo in case the target rtx matches the source of the left
9469 2016-02-26 Martin Jambor <mjambor@suse.cz>
9472 * hsa.h (hsa_type_packed_p): Declare.
9473 * hsa.c (hsa_type_packed_p): New function.
9474 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
9476 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
9477 * hsa-brig.c (emit_basic_insn): Likewise.
9479 2016-02-26 Martin Jambor <mjambor@suse.cz>
9482 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
9484 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
9486 2016-02-26 Martin Jambor <mjambor@suse.cz>
9488 * hsa.h (is_a_helper): New overload for hsa_op_immed for
9489 hsa_op_with_type operands.
9490 (hsa_unsigned_type_for_type): Declare.
9491 * hsa.c (hsa_unsigned_type_for_type): New function.
9492 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
9493 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
9494 the finalizer. Do not emit extra move.
9496 2016-02-26 Martin Jambor <mjambor@suse.cz>
9498 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
9499 atomic operations in private segment.
9501 2016-02-26 Martin Jambor <mjambor@suse.cz>
9503 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
9504 statements to wi->info. Also disallow omp simd constructs.
9505 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
9506 for not gridifying. Dump special string for omp_for.
9508 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9511 * config/aarch64/aarch64.c (aarch64_set_current_function):
9512 Save/restore target globals when switching to
9513 target_option_default_node.
9515 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9518 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
9519 Return 0 if !SHIFT_COUNT_TRUNCATED.
9521 2016-02-26 Jakub Jelinek <jakub@redhat.com>
9522 Eric Botcazou <ebotcazou@adacore.com>
9524 PR rtl-optimization/69891
9525 * dse.c (scan_insn): If we can't figure out memset arguments
9526 or they are non-constant, call clear_rhs_from_active_local_stores.
9528 2016-02-26 Martin Liska <mliska@suse.cz>
9530 * doc/extend.texi: Mention clog10, clog10f an clog10l
9531 in Builtins section.
9533 2016-02-26 Martin Liska <mliska@suse.cz>
9535 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
9537 (resolve_args_picking_1): Likewise.
9538 * dwarf2out.h (struct GTY): Likewise.
9540 2016-02-26 Martin Liska <mliska@suse.cz>
9542 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
9544 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
9546 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
9547 Martin Liska <mliska@suse.cz>
9549 * doc/install.texi: Mention --enable-valgrind-annotations.
9551 2016-02-26 Richard Biener <rguenther@suse.de>
9553 PR tree-optimization/69551
9554 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
9555 looking through aliases adjust DECL_PT_UID to refer to the
9556 ultimate alias target.
9558 2016-02-25 Martin Liska <mliska@suse.cz>
9561 * alloc-pool.c (after_memory_report): New variable.
9562 * alloc-pool.h (base_pool_allocator ::release): Do not use
9563 the infrastructure if after_memory_report.
9564 * toplev.c (toplev::main): Mark after memory report.
9566 2016-02-25 Richard Biener <rguenther@suse.de>
9568 PR tree-optimization/48795
9569 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
9571 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
9574 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
9575 offloading is enabled and -fopenacc or -fopenmp is specified.
9576 (CRTOFFLOADEND): Likewise.
9577 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
9578 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
9579 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
9580 (offload_objects_file_name): New static var.
9581 (tool_cleanup): Remove offload_objects_file_name file.
9582 (find_offloadbeginend): Replace with ...
9583 (find_crtoffloadtable): ... this.
9584 (run_gcc): Remove offload_argc and offload_argv.
9585 Get offload_objects_file_name from -foffload-objects=... option.
9586 Read names of object files with offload from this file, pass them to
9587 compile_images_for_offload_targets. Don't call find_offloadbeginend and
9588 don't pass offloadbegin and offloadend to the linker. Don't pass
9589 offload non-LTO files to the linker, because now they're not claimed.
9591 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
9594 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
9595 on builtin_unreachable.
9597 2016-02-25 Jakub Jelinek <jakub@redhat.com>
9599 PR rtl-optimization/69896
9600 * regcprop.c: Include cfgrtl.h.
9601 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
9602 than remembered mode, either delete it (if noop_move_p), or
9603 treat like copy_p but not noop_p instruction.
9605 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9608 * dwarf2out.c (gen_variable_die): Work around buggy LTO
9609 - allow NULL decl for Fortran DW_TAG_common_block variables.
9611 2016-02-24 Jason Merrill <jason@redhat.com>
9613 * common.opt (flifetime-dse): Add -flifetime-dse=1.
9615 2016-02-24 Richard Biener <rguenther@suse.de>
9616 Jakub Jelinek <jakub@redhat.com>
9619 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
9620 conditionally executed ops to well-defined overflow behavior.
9622 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9625 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
9628 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9630 PR rtl-optimization/69886
9631 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
9632 argument. Use it when checking validity of set instructions.
9633 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
9634 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
9636 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
9637 * store-motion.c (find_moveable_store): Update
9638 can_assign_to_reg_without_clobbers_p callsite.
9640 2016-02-24 Richard Biener <rguenther@suse.de>
9643 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
9645 (record_nonwrapping_iv): Do not fall back to the low/high bound
9646 for non-constant IV bases if the stmt is not always executed.
9648 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9650 * config/arm/arm-cores.def (cortex-a32): New entry.
9651 * config/arm/arm-tables.opt: Regenerate.
9652 * config/arm/arm-tune.md: Regenerate.
9653 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
9654 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
9655 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
9656 for -mcpu and -mtune.
9658 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9661 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
9662 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
9663 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
9664 (atomic_loaddi_1): Delete.
9665 (atomic_loaddi): Rewrite expander using the above changes.
9667 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9670 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
9673 2016-02-24 Jakub Jelinek <jakub@redhat.com>
9674 Richard Biener <rguenth@suse.de>
9677 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
9678 set_mem_attributes if tem is SSA_NAME which got expanded
9681 2016-02-24 Richard Biener <rguenther@suse.de>
9683 PR tree-optimization/69907
9684 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
9685 end of permutations for BB vectorization.
9687 2016-02-24 Christian Bruel <christian.bruel@st.com>
9689 * config/arm/arm-c.c (arm_option_override): Initialize
9690 target_option_current_node.
9691 * config/arm/arm.c (arm_pragma_target_parse): Replace
9692 build_target_option_node call by target_option_current_node.
9693 Set target_option_current_node.
9696 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
9699 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
9700 define_insn_and_split to define_insn.
9701 (zero_extendqi<mode>2_dot2): Same.
9702 (extendqi<mode>2_dot): Same.
9703 (extendqi<mode>2_dot2): Same.
9705 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9707 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
9708 and add bypass for AES{D,E} and AESMC pairs.
9709 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
9712 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
9714 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
9715 series for reciprocal square root in Exynos M1.
9717 2016-02-23 Martin Sebor <msebor@redhat.com>
9720 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
9721 __builtin_alloca_with_align.
9723 2016-02-23 Richard Henderson <rth@redhat.com>
9725 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
9726 (ix86_register_pragmas): Remove __seg_tls.
9727 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
9728 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
9729 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
9730 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
9731 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
9732 * doc/extend.texi (__seg_tls): Remove item.
9734 2016-02-23 Richard Biener <rguenther@suse.de>
9736 * alloc-pool.h (struct allocation_object): Make id member
9737 conditional on CHECKING_P again.
9738 (get_instance): Adjust.
9739 (base_pool_allocator): Likewise.
9741 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
9743 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
9744 (parallelize_loops): In OpenACC kernels mode, set n_threads to
9746 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
9748 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
9750 2016-02-23 Richard Biener <rguenther@suse.de>
9752 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
9753 * bitmap.h (struct bitmap_usage): Likewise.
9754 (bitmap_move): Declare.
9755 * bitmap.c (register_overhead): Take size_t argument.
9756 (bitmap_move): New function.
9757 * df-problems.c (df_rd_transfer_function): Use bitmap_move
9758 to properly account overhead.
9759 * tree.c (free_node): Use tree_size.
9761 2016-02-23 Jakub Jelinek <jakub@redhat.com>
9764 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
9765 when inverting comparison.
9768 * common.opt (Wunreachable-code): Add Warning flag.
9770 2016-02-23 Mark Wielaard <mjw@redhat.com>
9771 Jakub Jelinek <jakub@redhat.com>
9774 * cgraphunit.c (check_global_declaration): Check main_input_filename
9775 and DECL_SOURCE_FILE are not NULL.
9777 2016-02-23 Martin Jambor <mjambor@suse.cz>
9779 PR tree-optimization/69666
9780 * tree-sra.c (sra_modify_assign): Do not attempt to create
9781 default_def replacements for unscalarizable regions.
9783 2016-02-20 Mark Wielaard <mjw@redhat.com>
9786 * cgraphunit.c (check_global_declaration): Check level of
9787 warn_unused_const_variable and main_input_filename.
9788 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
9789 (-Wunused-variable): For C implies -Wunused-const-variable=1.
9790 (-Wunused-const-variable): Explain levels 1 and 2.
9792 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9795 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
9796 identical arguments. Formatting and spelling fixes.
9799 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
9804 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
9805 and m68k-devices.def.
9806 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
9807 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
9809 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
9811 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
9812 and HImode registers.
9814 2016-02-22 Richard Biener <rguenther@suse.de>
9816 PR tree-optimization/69882
9817 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
9818 preserve permutations present because of gaps.
9819 (vect_supported_load_permutation_p): Always continue checking
9820 permutations after vect_attempt_slp_rearrange_stmts.
9822 2016-02-22 Bin Cheng <bin.cheng@arm.com>
9824 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
9825 min_profitable_estimate, rather than min_profitable_iters.
9827 2016-02-22 Jakub Jelinek <jakub@redhat.com>
9830 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
9831 SImode for last match_operand.
9833 2016-02-22 Martin Liska <mliska@suse.cz>
9835 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
9836 return bitsize - 1 as the return value.
9838 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
9842 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
9843 Handle negative shift counts.
9844 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
9845 force_reg on the shift constant.
9846 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
9847 (lshrsi3_d): Handle negative shift counts.
9849 2016-02-22 Richard Biener <rguenther@suse.de>
9850 Tom de Vries <tom@codesourcery.com>
9852 * graph.c: Include dumpfile.h.
9853 (print_graph_cfg): Split into three overloads.
9854 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
9856 2016-02-22 Tom de Vries <tom@codesourcery.com>
9858 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
9861 2016-02-22 Richard Biener <rguenther@suse.de>
9864 * ipa-inline-transform.c (inline_call): When not updating
9865 overall summaries adjust self size by the growth estimate.
9866 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
9867 hash-set, do not update overall summaries here. Renamed from ...
9868 (inline_to_all_callers): ... this which is now wrapping the
9869 above and performing delayed overall summary update.
9870 (early_inline_small_functions): Delay updating of the overall
9873 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
9875 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
9878 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9881 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
9882 :%* in %:gt() argument.
9883 (greater_than_spec_func): Adjust for expecting only numbers,
9884 if there are more than two numbers, compare the last two.
9886 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
9888 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
9889 -Wnarrowing with -std.
9891 2016-02-19 Jakub Jelinek <jakub@redhat.com>
9894 * expr.c (store_field): Don't use bit-field path if exp is
9895 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
9896 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
9897 and the assignment can be performed by bitwise copy. Formatting
9901 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
9902 call copy_reg_eh_region_note_forward on before and/or after sequences
9903 and remove note from insn if it no longer can throw.
9906 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
9909 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9911 * config/s390/vector.md: Add missing commutative operand markers
9912 to the patterns which qualify for one.
9913 * config/s390/vx-builtins.md: Likewise.
9915 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9917 * config/s390/vector.md (VI, VI_QHS): Add single element vector
9918 types to mode iterators.
9919 (vec_double): ... and mode attribute.
9920 * config/s390/vx-builtins.md (non_vec_int): Likewise.
9922 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9924 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
9925 Change the predicate of op2 from nonimmediate to general and let
9926 reload fix it if necessary.
9928 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9930 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
9932 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9934 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
9937 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9939 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
9940 * config/s390/s390.c (s390_expand_vec_movstr): New function.
9941 * config/s390/s390.md ("movstr<P:mode>"): Call
9942 s390_expand_vec_movstr.
9944 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9946 * config/s390/s390.md: Add missing output modifier for operand 1
9947 to print it as address properly.
9949 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9951 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
9952 * config/s390/2964.md: New file.
9953 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
9954 of insn grouping attributes depending on the CPU level.
9955 (s390_get_unit_mask): New function.
9956 (s390_sched_score): Remove the OOO from the scheduling macros.
9957 Add loop to calculate a score for the instruction mix.
9958 (s390_sched_reorder): Likewise plus improve debug output.
9959 (s390_sched_variable_issue): Rename macros as above. Calculate
9960 the unit distances after actually scheduling an insn. Improve
9962 (s390_sched_init): Clear last_scheduled_unit_distance array.
9963 * config/s390/s390.md: Include 2964.md.
9965 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9968 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
9969 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
9970 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
9971 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
9972 *avx512f_<code>v8div16qi2_mask_1): New insns.
9974 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
9977 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
9980 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
9981 earlyclobber from target. Use wF constraint for fused memory
9983 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
9985 2016-02-18 Jakub Jelinek <jakub@redhat.com>
9986 Martin Liska <mliska@suse.cz>
9989 * cfgexpand.c (asan_sanitize_stack_p): New function.
9990 (partition_stack_vars): Use the function.
9991 (expand_stack_vars): Likewise.
9992 (defer_stack_allocation): Likewise.
9993 (expand_used_vars): Likewise.
9995 2016-02-18 Richard Biener <rguenther@suse.de>
9998 * fold-const.c (operand_equal_p): Properly compare offsets for
9999 IMAGPART_EXPR and ARRAY_REF.
10001 2016-02-18 Nick Clifton <nickc@redhat.com>
10005 * config/arm/arm.c (arm_option_override_internal): Disable
10006 interworking if the target does not support thumb instructions.
10007 (arm_reload_in_hi): Handle the case where a register to register
10008 move needs reloading because there is no simple pattern to handle
10010 (arm_reload_out_hi): Likewise.
10012 2016-02-18 Richard Biener <rguenther@suse.de>
10014 PR middle-end/69854
10015 * match.pd: Don't use fold_binary or fold_unary for folding
10018 2016-02-17 Jakub Jelinek <jakub@redhat.com>
10021 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
10022 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
10023 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
10024 warn on gimple_no_warning_p statements.
10026 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
10028 * doc/extend.texi (C++ Attributes): Correct description of
10029 warn_unused type attribute.
10031 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10033 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
10034 correct instruction.
10036 2016-02-17 Richard Biener <rguenther@suse.de>
10038 PR rtl-optimization/69609
10039 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
10040 (find_traces_1_round): When ending a trace update cached priority
10042 (bb_to_key): Use cached priority when available.
10043 (copy_bb): Initialize cached priority.
10044 (reorder_basic_blocks_software_trace_cache): Likewise.
10046 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10049 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
10051 (aarch64_comparison_operator): Break overly long line into two.
10052 (aarch64_comparison_operation): Likewise.
10053 * config/aarch64/aarch64.md (cstorecc4): Use
10054 aarch64_comparison_operator_mode instead of
10055 aarch64_comparison_operator.
10056 (cstore<mode>4): Likewise.
10057 (aarch64_cstore<mode>): Likewise.
10058 (*cstoresi_insn_uxtw): Likewise.
10059 (cstore<mode>_neg): Likewise.
10060 (*cstoresi_neg_uxtw): Likewise.
10062 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10065 * config/arm/predicates.md (arm_comparison_operator_mode):
10067 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
10068 instead of arm_comparison_operator.
10069 (*mov_negscc): Likewise.
10070 (*mov_notscc): Likewise.
10071 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
10072 (*thumb2_mov_negscc): Likewise.
10073 (*thumb2_mov_negscc_strict_it): Likewise.
10074 (*thumb2_mov_notscc): Likewise.
10075 (*thumb2_mov_notscc_strict_it): Likewise.
10077 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
10079 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
10080 Add missing return.
10082 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
10084 * config/visium/visium.c (machine_libfunc_index): New enum.
10085 (machine_libfuncs): New structure.
10086 (visium_libfuncs): New static variable.
10087 (TARGET_INIT_LIBFUNCS): Define to...
10088 (visium_init_libfuncs): ...this. New function.
10089 (expand_block_move_4): Use the appropriate libfunc.
10090 (expand_block_move_2): Likewise.
10091 (expand_block_move_1): Likewise.
10092 (expand_block_set_4): Likewise.
10093 (expand_block_set_2): Likewise.
10094 (expand_block_set_1): Likewise.
10095 (visium_trampoline_init): Likewise.
10097 2016-02-17 Nick Clifton <nickc@redhat.com>
10099 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
10100 TI's devices.csv file as of March 2016.
10102 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
10105 * opts-global.c (handle_common_deferred_options): Introduce and
10106 initialize two global variables to remember command-line options
10107 specifying a stack-limiting register.
10108 * opts.h: Add extern declarations of the two new global variables.
10109 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
10110 variable based on the values of the two new global variables.
10112 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10115 * common.opt (Wnonnull-compare): New warning.
10116 * doc/invoke.texi (-Wnonnull): Remove text about comparison
10117 of arguments against NULL.
10118 (-Wnonnull-compare): Document.
10119 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
10120 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
10121 * passes.def (pass_warn_nonnull_compare): Add.
10122 * gimple-ssa-nonnull-compare.c: New file.
10124 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10126 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
10127 AARCH64_EXTRA_TUNE_RECIP_SQRT.
10129 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10131 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
10132 reciprocal sqrt for -mlow-precision-recip-sqrt.
10134 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10135 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10137 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
10138 always use lane loads to construct non-constant vectors.
10140 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
10142 * config/aarch64/aarch64.md
10143 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
10144 constraints for operand 3.
10145 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
10147 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10148 Richard Biener <rguenther@suse.de>
10150 PR tree-optimization/69820
10151 * tree-vect-patterns.c (type_conversion_p): Return false if
10152 *orig_type is unsigned single precision or boolean.
10153 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
10156 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10158 PR rtl-optimization/69764
10159 PR rtl-optimization/69771
10160 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
10161 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
10163 2016-02-16 Richard Biener <rguenther@suse.de>
10165 PR tree-optimization/69776
10166 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
10168 (indirect_refs_may_alias_p): Likewise.
10169 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
10170 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
10171 according to tbaa_p.
10172 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
10173 (optimize_stmt): For redundant store discovery do not allow tbaa.
10175 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
10177 PR tree-optimization/69714
10178 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
10179 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
10181 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
10183 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
10184 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
10185 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
10186 * config/arc/arc.c (arc_init): Check FPU options.
10187 (get_arc_condition_code): Handle new CC_FPU* modes.
10188 (arc_select_cc_mode): Likewise.
10189 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
10190 register pair only. Allow access for ARCv2 accumulator.
10191 (gen_compare_reg): Whenever we have FPU support use FPU compare
10193 (arc_reorg): Don't generate brcc insns when FPU compare
10194 instructions are involved.
10195 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
10196 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
10197 floating point emulation.
10198 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
10199 (REVERSE_CONDITION): Add new CC_FPU* modes.
10200 (TARGET_FP_SP_BASE): Define.
10201 (TARGET_FP_DP_BASE): Likewise.
10202 (TARGET_FP_SP_FUSED): Likewise.
10203 (TARGET_FP_DP_FUSED): Likewise.
10204 (TARGET_FP_SP_CONV): Likewise.
10205 (TARGET_FP_DP_CONV): Likewise.
10206 (TARGET_FP_SP_SQRT): Likewise.
10207 (TARGET_FP_DP_SQRT): Likewise.
10208 (TARGET_FP_DP_AX): Likewise.
10209 * config/arc/arc.md (ARCV2_ACC): New constant.
10210 (type): New fpu type attribute.
10211 (SDF): Conditional iterator.
10212 (cstore<mode>, cbranch<mode>): Change expand condition.
10213 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
10214 handles FPU/FPX cases as well.
10215 * config/arc/arc.opt (mfpu): New option.
10216 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
10218 (adddf3, muldf3, subdf3): Removed.
10219 * config/arc/predicates.md (proper_comparison_operator): Recognize
10221 * config/arc/fpu.md: New file.
10222 * doc/invoke.texi (ARC Options): Document mfpu option.
10224 2016-02-16 Richard Biener <rguenther@suse.de>
10226 PR rtl-optimization/69291
10227 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
10228 noce_operand_ok check.
10230 2016-02-16 Tom de Vries <tom@codesourcery.com>
10233 * omp-low.c (simd_clone_create): Remove call to
10234 symtab->call_cgraph_insertion_hooks.
10236 2016-02-16 Jakub Jelinek <jakub@redhat.com>
10238 PR tree-optimization/69802
10239 * tree-ssa-reassoc.c (update_range_test): If op is
10240 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
10241 op == 1 test of precision 1 integral op, otherwise handle
10242 that case as op itself. Fix up formatting.
10243 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
10246 2016-02-16 Richard Biener <rguenther@suse.de>
10248 PR tree-optimization/69586
10249 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
10250 types for conversion sources.
10252 2016-02-16 Richard Biener <rguenther@suse.de>
10254 PR middle-end/69801
10255 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
10256 mask OEP_ADDRESS_OF.
10258 2016-02-16 Alan Modra <amodra@gmail.com>
10261 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
10262 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
10263 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
10265 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
10266 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
10267 (p8_fmrgow_<mode>): Likewise.
10268 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
10270 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
10271 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
10272 to use movdi_internal64. Remove op0_di.
10273 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
10275 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
10277 Add support for the FCCMP insn types
10279 * config/aarch64/aarch64.md (fccmp): Change insn type.
10280 (fccmpe): Likewise.
10281 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
10282 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
10283 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
10284 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
10285 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
10286 * config/arm/types.md (fccmps): Add new insn type.
10287 (fccmpd): Likewise.
10289 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
10291 * alias.c (get_alias_set): Fix a typo in comment.
10293 2016-02-15 Richard Biener <rguenther@suse.de>
10295 PR tree-optimization/69595
10296 * match.pd: Complete range test simplification to true.
10298 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
10300 PR rtl-optimization/69648
10301 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
10302 pic_offset_table_rtx.
10304 PR rtl-optimization/69752
10305 * ira.c (update_equiv_regs): When looking for more than a single SET,
10306 also take other side effects into account.
10308 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10310 * config/s390/s390.c (s390_function_profiler): Add a new sequence
10311 for z900+ CPUs in 31-bit mode.
10313 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
10315 * common/config/s390/s390-common.c (s390_supports_split_stack):
10317 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
10318 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
10319 * config/s390/s390.c (struct machine_function): New field
10320 split_stack_varargs_pointer.
10321 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
10322 in s390_emit_prologue.
10323 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
10325 (morestack_ref): New global.
10326 (SPLIT_STACK_AVAILABLE): New macro.
10327 (s390_expand_split_stack_prologue): New function.
10328 (s390_live_on_entry): New function.
10329 (s390_va_start): Use split-stack vararg pointer if appropriate.
10330 (s390_asm_file_end): Emit the split-stack note sections.
10331 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
10332 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
10333 (UNSPECV_SPLIT_STACK_CALL): New unspec.
10334 (UNSPECV_SPLIT_STACK_DATA): New unspec.
10335 (split_stack_prologue): New expand.
10336 (split_stack_space_check): New expand.
10337 (split_stack_data): New insn.
10338 (split_stack_call): New expand.
10339 (split_stack_call_*): New insn.
10340 (split_stack_cond_call): New expand.
10341 (split_stack_cond_call_*): New insn.
10343 2016-02-15 Richard Biener <rguenther@suse.de>
10345 PR tree-optimization/69783
10346 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10347 Add trivially correct cases.
10349 2016-02-15 Tom de Vries <tom@codesourcery.com>
10352 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
10354 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
10356 2016-02-15 Richard Biener <rguenther@suse.de>
10358 PR tree-optimization/69776
10359 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10360 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
10361 indicate whether we can use TBAA to disambiguate against stores.
10362 Use alias-set zero if not.
10363 (visit_reference_op_store): Do not use TBAA when looking up
10365 * tree-ssa-pre.c (compute_avail): Use TBAA here.
10366 (eliminate_dom_walker::before_dom_children): But not when looking
10367 up redundant stores.
10369 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
10371 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
10373 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
10375 * config/i386/znver1.md
10376 (znver1_pop, znver1_pop_mem,
10377 znver1_load_imov_double_store,
10378 znver1_load_imov_direct_store,
10379 znver1_load_imov_direct_load,
10380 znver1_load_imov_double_load): Add new.
10381 (znver1_insn, znver1_insn_load): Add icmov type.
10382 (znver1_sseavx_fma,
10383 znver1_sseavx_fma_load,
10385 znver1_avx256_fma_load): Fix pipe usage.
10387 2016-02-14 Alan Modra <amodra@gmail.com>
10390 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
10391 with an invalid hard reg, reload just the reg not the entire
10392 pre/post-inc/dec address expression.
10394 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10397 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
10398 fixed R1_REG scratch reg.
10399 (sibcall_value_pcrel_fdpic): Likewise.
10401 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
10405 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
10407 2016-02-12 Walter Lee <walt@tilera.com>
10409 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
10410 * config/tilegx/t-tilegx: Likewise.
10412 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10415 * diagnostic-show-locus.c (struct line_span): New struct.
10416 (layout::get_first_line): Delete.
10417 (layout::get_last_line): Delete.
10418 (layout::get_num_line_spans): New member function.
10419 (layout::get_line_span): Likewise.
10420 (layout::print_heading_for_line_span_index_p): Likewise.
10421 (layout::get_expanded_location): Likewise.
10422 (layout::calculate_line_spans): Likewise.
10423 (layout::m_first_line): Delete.
10424 (layout::m_last_line): Delete.
10425 (layout::m_line_spans): New field.
10426 (layout::layout): Update comment. Replace m_first_line and
10427 m_last_line with m_line_spans, replacing their initialization
10428 with a call to calculate_line_spans.
10429 (diagnostic_show_locus): When printing source lines and
10430 annotations, rather than looping over a single span
10431 of lines, instead loop over each line_span within
10432 the layout, with an inner loop over the lines within them.
10433 Call the context's start_span callback when changing line spans.
10434 * diagnostic.c (diagnostic_initialize): Initialize start_span.
10435 (diagnostic_build_prefix): Break out the building of the location
10436 part of the string into...
10437 (diagnostic_get_location_text): ...this new function, rewriting
10438 it from nested ternary expressions to a sequence of "if"
10440 (default_diagnostic_start_span_fn): New function.
10441 * diagnostic.h (diagnostic_start_span_fn): New typedef.
10442 (diagnostic_context::start_span): New field.
10443 (default_diagnostic_start_span_fn): New prototype.
10445 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10448 * gcc.c (driver::finalize): Fix cleanup of "specs".
10450 2016-02-12 David Malcolm <dmalcolm@redhat.com>
10454 * gcc.c (driver::driver): Initialize m_option_suggestions.
10455 (driver::~driver): Clean up m_option_suggestions.
10456 (suggest_option): Convert to...
10457 (driver::suggest_option): ...this, and split out into
10458 driver::build_option_suggestions and find_closest_string.
10459 (driver::build_option_suggestions): New function, from
10460 first half of suggest_option. Special-case
10461 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
10462 the sanitizer_opts array. For options of enum types, add the
10463 various enum values to the candidate strings.
10464 (driver::handle_unrecognized_options): Remove "const".
10465 * gcc.h (driver::handle_unrecognized_options): Likewise.
10466 (driver::build_option_suggestions): New decl.
10467 (driver::suggest_option): New decl.
10468 (driver::m_option_suggestions): New field.
10469 * opts-common.c (add_misspelling_candidates): New function.
10470 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
10471 and make non-static.
10472 * opts.h (sanitizer_opts): New array decl.
10473 (add_misspelling_candidates): New function decl.
10474 * spellcheck.c (find_closest_string): New function.
10475 * spellcheck.h (find_closest_string): New function decl.
10477 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10479 PR rtl-optimization/69764
10480 PR rtl-optimization/69771
10481 * optabs.c (expand_binop_directly): For shift_optab_p, force
10482 convert_modes with VOIDmode if xop1 has VOIDmode.
10484 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
10487 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
10488 to correctly determine instrumentation thunks.
10490 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10493 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
10494 type by reference, force lhs on the call.
10497 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
10498 Compute retval and retbnd early in all cases if split_part_return_p
10499 and return_bb is not EXIT. Remove all clobber stmts and reset
10500 all debug stmts that refer to SSA_NAMEs defined in split part,
10501 except if it is retval, in that case replace the old retval with the
10502 lhs of the call to the split part.
10504 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10507 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10509 PR middle-end/66726
10510 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10511 whose result is used in PHI.
10512 (maybe_optimize_range_tests): Likewise.
10513 (final_range_test_p): Likweise.
10515 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
10517 PR middle-end/66726
10518 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
10519 whose result is used in PHI.
10520 (maybe_optimize_range_tests): Likewise.
10521 (final_range_test_p): Likweise.
10523 2016-02-12 Jakub Jelinek <jakub@redhat.com>
10525 * cgraph.c: Spelling fixes - behaviour -> behavior and
10526 neighbour -> neighbor.
10527 * target.def: Likewise.
10528 * sel-sched.c: Likewise.
10529 * config/mips/mips.c: Likewise.
10530 * config/arc/arc.md: Likewise.
10531 * config/arm/cortex-a57.md: Likewise.
10532 * config/arm/arm.c: Likewise.
10533 * config/arm/neon.md: Likewise.
10534 * config/arm/arm-c.c: Likewise.
10535 * config/vms/vms-c.c: Likewise.
10536 * config/s390/s390.c: Likewise.
10537 * config/i386/znver1.md: Likewise.
10538 * config/i386/i386.c: Likewise.
10539 * config/ia64/hpux-unix2003.h: Likewise.
10540 * config/msp430/msp430.md: Likewise.
10541 * config/rx/rx.c: Likewise.
10542 * config/rx/rx.md: Likewise.
10543 * config/aarch64/aarch64-simd.md: Likewise.
10544 * config/aarch64/aarch64.c: Likewise.
10545 * config/nvptx/nvptx.c: Likewise.
10546 * config/bfin/bfin.c: Likewise.
10547 * config/cris/cris.opt: Likewise.
10548 * config/rs6000/rs6000.c: Likewise.
10549 * target.h: Likewise.
10550 * spellcheck.c: Likewise.
10551 * ira-build.c: Likewise.
10552 * tree-inline.c: Likewise.
10553 * builtins.c: Likewise.
10554 * lra-constraints.c: Likewise.
10555 * explow.c: Likewise.
10556 * hwint.h: Likewise.
10557 * targhooks.c: Likewise.
10558 * tree-vect-data-refs.c: Likewise.
10559 * expr.c: Likewise.
10560 * doc/tm.texi: Likewise.
10561 * doc/extend.texi: Likewise.
10562 * doc/install.texi: Likewise.
10563 * doc/md.texi: Likewise.
10564 * tree-ssa-tail-merge.c: Likewise.
10565 * sched-int.h: Likewise.
10566 * match.pd: Likewise.
10567 * sched-ebb.c: Likewise.
10568 * target.def (omit_struct_return_reg): Likewise.
10569 * gimple-ssa-isolate-paths.c: Likewise.
10570 (find_implicit_erroneous_behaviour): Renamed to...
10571 (find_implicit_erroneous_behavior): ... this.
10572 (find_explicit_erroneous_behaviour): Renamed to...
10573 (find_explicit_erroneous_behavior): ... this.
10574 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
10576 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
10578 PR rtl-optimization/64682
10579 PR rtl-optimization/69567
10580 PR rtl-optimization/69737
10581 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
10582 in I2 as well, just lose it.
10584 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10586 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
10588 (aarch64_last_printed_tune_string): Likewise.
10589 (aarch64_declare_function_name): Only output .arch assembler
10590 directive if it will be different from the previously output
10591 directive. Same for .tune comment but only if -dA is set.
10592 (aarch64_start_file): New function.
10593 (TARGET_ASM_FILE_START): Define.
10595 2016-02-11 David Malcolm <dmalcolm@redhat.com>
10598 * Makefile.in (PLUGIN_HEADERS): Add params.list.
10600 2016-02-11 Jakub Jelinek <jakub@redhat.com>
10603 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
10604 -Wmaybe-uninitialized warning.
10606 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
10609 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
10611 2016-02-11 Richard Biener <rguenther@suse.de>
10613 PR rtl-optimization/69291
10614 * ifcvt.c (noce_try_store_flag_constants): Do not allow
10615 subexpressions affected by changing the result.
10617 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
10620 * lra-constraints.c (curr_insn_transform): Find in/out operands
10621 for secondary memory moves. Update dups.
10623 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10625 PR tree-optimization/69652
10626 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
10627 to nested loop, did source re-formatting, skip debug statements,
10628 add check on statement with volatile operand, remove dead scalar
10631 2016-02-10 Jakub Jelinek <jakub@redhat.com>
10632 Patrick Palka <ppalka@gcc.gnu.org>
10636 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
10637 calls if the return type is TREE_ADDRESSABLE.
10638 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
10639 * ipa-split.c (split_function): Fix doubled "we" in comment.
10640 Use void return type for the split part even if
10641 !split_point->split_part_set_retval.
10643 2016-02-10 Bin Cheng <bin.cheng@arm.com>
10645 PR tree-optimization/68021
10646 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
10647 when computing the value of biv cand by itself.
10649 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10651 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
10652 (cortexa57_tunings): Likewise.
10653 (cortexa72_tunings): Likewise.
10654 (arch_macro_fusion_pair_p): Add support for AES fusion.
10655 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
10656 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
10657 Allow virtual registers before reload so early scheduling works.
10658 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
10659 correct latency and pipeline.
10660 (cortex_a57_crypto_complex): Likewise.
10661 (cortex_a57_crypto_xor): Likewise.
10662 (define_bypass): Add AES bypass.
10664 2016-02-10 Richard Biener <rguenther@suse.de>
10666 PR tree-optimization/69726
10667 * passes.def: Add DCE pass before late uninit.
10668 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
10669 really fixup if-conversions job.
10671 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
10673 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
10674 (arm_cortex_a57_tune): Likewise.
10675 (aarch_macro_fusion_pair_p): Add support for AES fusion.
10676 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
10678 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
10680 * timevar.def (TV_PHASE_DBGINFO): Delete.
10681 (TV_PHASE_CHECK_DBGINFO): Likewise.
10682 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
10684 2016-02-10 Richard Biener <rguenther@suse.de>
10686 PR tree-optimization/69719
10687 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10688 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
10690 2016-02-09 Andrew Pinski <apinski@cavium.com>
10693 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
10694 get_vcond_mask_icode returns false.
10696 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
10699 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
10700 an ADDIS that adds a pointer to a large constant that sets the
10701 upper16 bits with a load operation.
10703 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10706 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
10708 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
10710 (vzipq_s16): Likewise.
10711 (vzipq_s32): Likewise.
10712 (vzipq_f32): Likewise.
10713 (vzipq_u8): Likewise.
10714 (vzipq_u16): Likewise.
10715 (vzipq_u32): Likewise.
10716 (vzipq_p8): Likewise.
10717 (vzipq_p16): Likewise.
10719 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
10722 * config/arm/arm.c (neon_endian_lane_map): New function.
10723 (neon_vector_pair_endian_lane_map): New function.
10724 (arm_evpc_neon_vuzp): Allow for big endian lane order.
10725 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
10727 (vuzpq_s16): Likewise.
10728 (vuzpq_s32): Likewise.
10729 (vuzpq_f32): Likewise.
10730 (vuzpq_u8): Likewise.
10731 (vuzpq_u16): Likewise.
10732 (vuzpq_u32): Likewise.
10733 (vuzpq_p8): Likewise.
10734 (vuzpq_p16): Likewise.
10736 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
10739 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
10742 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
10744 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
10745 truncate const_int operand 1 to QImode.
10747 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
10749 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
10750 corresponding to an abnormal edge.
10752 2016-02-09 Tom de Vries <tom@codesourcery.com>
10754 PR tree-optimization/69599
10755 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
10757 (find_func_aliases_for_builtin_call, find_func_clobbers)
10758 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
10761 2016-02-09 Richard Biener <rguenther@suse.de>
10763 PR tree-optimization/69715
10764 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
10765 LHS on calls as non-rewritable.
10767 2016-02-09 Tom de Vries <tom@codesourcery.com>
10770 * lto-wrapper.c (append_diag_options): New function.
10771 (compile_offload_image): Call append_diag_options.
10773 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
10776 * doc/extend.texi (Flag Output Operands): Correct sectioning.
10777 Minor copy-edit to fix verb tenses.
10779 2016-02-08 Jakub Jelinek <jakub@redhat.com>
10781 PR tree-optimization/69209
10782 * ipa-split.c (split_function): If split part is not
10783 returning retval, retval has gimple type but is not
10784 gimple value, force it into a SSA_NAME first.
10786 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
10788 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
10791 2016-02-08 Jason Merrill <jason@redhat.com>
10794 * convert.c (convert_to_integer_1): Check dofold on truncation
10796 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
10797 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
10798 Rename from *_nofold.
10799 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
10800 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
10802 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
10805 * tree.c (build_common_tree_nodes): Remove short_double argument.
10806 All callers changed.
10807 * tree.h (build_common_tree_nodes): Adjust declaration.
10808 * doc/invoke.texi (-fshort-double): Remove documentation.
10809 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
10810 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
10811 * lto-wrapper.c (merge_and_complain, append_compiler_options)
10812 (append_linker_options): Don't handle OPT_fshort_double.
10814 PR rtl-optimization/68730
10815 * lra-remat.c (insn_to_cand_activation): New static variable.
10816 (lra_remat): Allocate and free it.
10817 (create_cand): New arg activation. Initialize a field in
10818 insn_to_cand_activation if it is nonnull.
10819 (create_cands): Pass the activation insn to create_cand when making
10820 a candidate involving an output reload. Reorganize code a little.
10821 (do_remat): Keep track of active status of candidates in a separate
10824 2016-02-08 Richard Biener <rguenther@suse.de>
10826 PR tree-optimization/69719
10827 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10828 Properly use absolute of the difference of the two offsets to
10829 compare or adjust the segment length.
10831 2016-02-08 Richard Biener <rguenther@suse.de>
10832 Jeff Law <law@redhat.com>
10835 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
10836 types for anonymous SSA names.
10838 2016-02-08 Richard Biener <rguenther@suse.de>
10840 PR rtl-optimization/69274
10841 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
10843 2016-02-08 Jeff Law <law@redhat.com>
10845 PR tree-optimization/65917
10846 * tree-ssa-dom.c (record_temporary_equivalences): Record both
10847 equivalences from if (x == y) style conditionals.
10848 (loop_depth_of_name): Remove.
10849 (record_equality): Remove loop depth check.
10850 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
10851 (const_and_copies::record_const_or_copy_raw): New member function.
10852 * tree-ssa-scopedtables.c
10853 (const_and_copies::record_const_or_copy_raw): New, factored out of
10854 (const_and_copies::record_const_or_copy): Call new member function.
10856 2016-02-05 Jeff Law <law@redhat.com>
10858 PR tree-optimization/68541
10859 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
10860 (count_stmts_in_block): New function.
10861 (poor_ifcvt_candidate_code): Likewise.
10862 (is_feasible_trace): Add some heuristics to determine when path
10863 splitting is profitable.
10864 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
10865 is a diamond with a single exit.
10867 2016-02-05 Martin Sebor <msebor@redhat.com>
10870 * doc/invoke.texi: Update -Wplacement-new to take an optional
10873 2016-02-06 Richard Henderson <rth@redhat.com>
10876 * tree.c (tree_nop_conversion_p): Do not strip casts into or
10877 out of non-standard address spaces.
10879 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10881 PR rtl-optimization/69691
10882 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
10884 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
10886 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
10887 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
10888 (*ieee128_mfvsrd_64bit): Likewise.
10889 (*ieee128_mfvsrd_32bit): Likewise.
10891 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
10895 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
10897 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
10898 instrumented_version.
10900 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
10902 * doc/invoke.texi (Optimize Options): In table of --param options
10903 rename second occurrence of tracer-min-branch-ratio to
10904 tracer-min-branch-probability, rename
10905 tracer-min-branch-ratio-feedback to
10906 tracer-min-branch-probability-feedback and clarify description,
10907 rename sched-spec-state-edge-prob-cutoff to
10908 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
10909 to selsched-insns-to-rename, rename lto-minpartition to
10910 lto-min-partition, delete reorder-blocks-duplicate and
10911 reorder-blocks-duplicate-feedback.
10913 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10915 * config/s390/s390.c (s390_register_info_set_ranges): Remove
10918 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
10920 * doc/extend.texi: S/390: Correct some typos.
10922 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10924 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
10926 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10929 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
10930 (s390_register_info_gprtofpr): Use new macros above.
10931 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
10933 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
10934 its name. Adjust restore and save gpr ranges.
10935 (s390_register_info_set_ranges): New function.
10936 (s390_register_info): Use new macros above. Call
10937 s390_register_info_set_ranges.
10938 (s390_optimize_register_info): Likewise.
10939 (s390_hard_regno_rename_ok): Use new macros.
10940 (s390_hard_regno_scratch_ok): Likewise.
10941 (s390_emit_epilogue): Likewise.
10942 (s390_can_use_return_insn): Likewise.
10943 (s390_optimize_prologue): Likewise.
10944 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
10946 2016-02-05 Jakub Jelinek <jakub@redhat.com>
10949 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
10951 (ix86_option_override_internal): Disable TARGET_STV even for
10952 -m{incoming,preferred}-stack-boundary=3.
10954 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10956 * config.gcc: Mark deprecated rtems targets as obsolete.
10958 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
10960 PR rtl-optimization/64682
10961 PR rtl-optimization/69567
10962 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
10963 before I2 only if the register is both used and set in I2.
10965 2016-02-04 DJ Delorie <dj@redhat.com>
10967 * config/msp430/msp430.c (msp430_start_function): Add function type.
10969 2016-02-04 Jakub Jelinek <jakub@redhat.com>
10972 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
10974 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
10976 PR rtl-optimization/69577
10978 2015-10-29 Richard Henderson <rth@redhat.com>
10982 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
10983 sse check to the exact conditions of PR 67609.
10985 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
10988 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
10989 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
10990 not allowed into the traditional Altivec registers.
10991 (movtd_64bit_nodm): Likewise.
10992 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
10994 2016-02-04 David Malcolm <dmalcolm@redhat.com>
10996 * config/aarch64/cortex-a57-fma-steering.c
10997 (aarch64_register_fma_steering): Remove "static" from arguments
11000 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
11003 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
11004 twice when complex.
11006 2016-02-04 Mike Frysinger <vapier@gentoo.org>
11008 * doc/invoke.texi: Delete -mno-fma4.
11010 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
11012 PR rtl-optimization/69577
11013 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
11014 (find_subregs_of_mode): Update accordingly. Iterate over partial
11017 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
11019 * config/arm/arm-protos.h (neon_reinterpret): Remove.
11020 * config/arm/arm.c (neon_reinterpret): Remove.
11021 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
11022 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
11023 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
11024 vreinterpretti): Remove.
11025 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
11026 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
11027 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
11028 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
11029 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
11030 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
11031 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
11032 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
11033 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
11034 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
11035 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
11036 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
11037 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
11038 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
11039 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
11040 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
11041 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
11042 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
11043 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
11044 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
11045 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
11046 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
11047 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
11048 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
11049 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
11050 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
11051 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
11052 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
11053 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
11054 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
11055 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
11056 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
11057 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
11058 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
11059 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
11060 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
11061 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
11062 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
11063 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
11064 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
11065 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
11066 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
11067 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
11068 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
11069 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
11070 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
11071 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
11072 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
11073 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
11074 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
11075 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
11076 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
11077 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
11078 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
11079 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
11080 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
11081 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
11082 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
11083 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
11084 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
11085 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
11086 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
11087 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
11088 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
11089 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
11090 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
11091 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
11092 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
11093 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
11094 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
11095 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
11096 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
11097 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
11098 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
11099 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
11100 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
11101 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
11102 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
11103 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
11104 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
11105 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
11106 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
11107 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
11108 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
11109 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
11110 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
11111 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
11112 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
11113 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
11114 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
11115 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
11116 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
11117 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
11118 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
11119 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
11120 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
11121 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
11122 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
11123 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
11124 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
11125 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
11126 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
11127 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
11129 2016-02-04 Martin Liska <mliska@suse.cz>
11132 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
11133 that are gimple_store_p.
11134 (maybe_instrument_call): Likewise.
11136 2016-02-04 Bin Cheng <bin.cheng@arm.com>
11138 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
11139 register scaling out of memory reference and comment why.
11141 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11145 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
11146 folding the source of a SET.
11148 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11152 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
11153 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
11155 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
11159 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
11162 2016-02-04 Christian Bruel <christian.bruel@st.com>
11164 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
11165 * config/arm/arm.c (arm_set_current_function): Likewise.
11167 2016-02-04 Jakub Jelinek <jakub@redhat.com>
11168 Ilya Enkovich <enkovich.gnu@gmail.com>
11169 H.J. Lu <hongjiu.lu@intel.com>
11172 * config/i386/i386.c (convert_scalars_to_vector): Remove
11173 stack alignment fixes.
11174 (ix86_option_override_internal): Disable TARGET_STV if stack
11175 might not be aligned enough.
11176 (ix86_minimum_alignment): Assert that TARGET_STV is false.
11178 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
11180 * config/i386/x86-tune.def: Disable default prefetching
11183 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
11184 Vladimir Makarov <vmakarov@redhat.com>
11187 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
11188 in validating fused toc addresses.
11190 2016-02-03 Jakub Jelinek <jakub@redhat.com>
11193 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
11194 range->m_caret fields if range->m_show_caret_p is false.
11197 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
11198 Force oldval into register if it does not satisfy reg_or_short_operand
11199 predicate. Fix up formatting.
11201 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
11202 Alexandre Oliva <aoliva@redhat.com>
11205 * lra-constraints.c (simplify_operand_subreg): Check additionally
11206 address validity after potential reloading.
11207 (process_address_1): Check insns validity. In case of failure do
11210 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
11213 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
11216 2016-02-02 Jakub Jelinek <jakub@redhat.com>
11218 * wide-int.cc (canonize_uhwi): New function.
11219 (wi::divmod_internal): Use it.
11221 2016-02-02 James Norris <jnorris@codesourcery.com
11223 * gimplify.c (omp_notice_variable): Add usage check.
11225 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
11227 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
11228 like LE, GE, LT, GT when emitting relational operator.
11230 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11232 * ira-costs.c (find_costs_and_classes): Add extra argument.
11233 * target.def (ira_change_pseudo_allocno_class): Add parameter.
11234 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
11235 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
11236 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
11237 Add best_class parameter, and return it if not ALL_REGS.
11238 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
11240 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
11241 Update target hook.
11243 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
11245 * config/aarch64/aarch64.c
11246 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
11247 (aarch64_ira_change_pseudo_allocno_class): New function.
11249 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
11254 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11256 * config/avr/avr.c (avr_option_override): Set
11257 PARAM_ALLOW_STORE_DATA_RACES to 1.
11259 2016-02-02 Richard Biener <rguenther@suse.de>
11261 PR tree-optimization/69595
11262 * match.pd: Add range test simplifications to true/false.
11264 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
11266 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
11267 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
11270 2016-02-02 Richard Biener <rguenther@suse.de>
11272 PR tree-optimization/69606
11273 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
11274 info on the result before moving a stmt.
11276 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
11278 PR middle-end/68542
11279 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
11280 branch with vector comparison.
11281 * config/i386/sse.md (VI48_AVX): New mode iterator.
11282 (define_expand "cbranch<mode>4): Add support for conditional branch
11283 with vector comparison.
11284 * tree-vect-loop.c (optimize_mask_stores): New function.
11285 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
11286 has_mask_store field of vect_info.
11287 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
11288 vectorized loops having masked stores after vec_info destroy.
11289 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
11290 correspondent macros.
11291 (optimize_mask_stores): Add prototype.
11293 2016-02-02 Alan Modra <amodra@gmail.com>
11296 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
11299 2016-02-02 Alan Modra <amodra@gmail.com>
11302 * config/rs6000/rs6000.c (need_toc_init): New var, set it
11303 whenever toc_label_name used.
11304 (rs6000_file_start): Don't set up toc section here,
11305 (rs6000_output_function_epilogue): do so here instead,
11306 (rs6000_xcoff_file_start): and here.
11307 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
11308 (load_toc_aix_di): Likewise.
11310 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11312 PR rtl-optimization/69592
11313 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
11314 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
11315 (num_sign_bit_copies_binary_arith_p): New inline function.
11316 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
11318 2016-02-01 Jeff Law <law@redhat.com>
11320 PR tree-optimization/69580
11321 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
11322 * tree-ssa-threadbackward.c
11323 (fsm_find_control_statement_thread_paths): Do not try to walk
11324 through large PHI nodes.
11326 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11328 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
11329 when count is incremented above limit, don't analyze further
11332 * omp-low.c (oacc_parse_default_dims): Avoid
11333 -Wsign-compare warning, make sure value fits into int
11334 rather than just unsigned int.
11336 2016-02-01 Bin Cheng <bin.cheng@arm.com>
11338 PR tree-optimization/67921
11339 * fold-const.c (split_tree): New parameters. Convert pointer
11340 type variable part to proper type before negating.
11341 (fold_binary_loc): Pass new arguments to split_tree.
11343 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
11345 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
11346 (nvptx_goacc_validate_dims): Extend to handle global defaults.
11347 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
11348 * doc/tm.texti: Rebuilt.
11349 * doc/invoke.texi (fopenacc-dim): Document.
11350 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
11351 (append_compiler_options): Likewise.
11352 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
11353 (oacc_parse_default_dims): New.
11354 (oacc_validate_dims): Add USED arg. Select non-unity default when
11356 (oacc_loop_fixed_partitions): Return mask of used partitions.
11357 (oacc_loop_auto_partitions): Emit dump info.
11358 (oacc_loop_partition): Return mask of used partitions.
11359 (execute_oacc_device_lower): Parse default dimension arg. Adjust
11360 loop partitioning and validation calls.
11362 2016-02-01 Richard Biener <rguenther@suse.de>
11364 PR middle-end/69556
11365 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
11367 2016-02-01 Richard Biener <rguenther@suse.de>
11369 PR tree-optimization/69574
11370 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
11371 of asserting return chrec_dont_know.
11373 2016-02-01 Martin Liska <mliska@suse.cz>
11375 * mem-stats-traits.h: Add copyright header.
11376 * mem-stats.h: Likewise.
11378 2016-02-01 Richard Biener <rguenther@suse.de>
11380 PR tree-optimization/69579
11381 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
11382 Do not propagate through abnormal PHI results.
11384 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
11386 * postreload.c (reload_cse_simplify): Remove dead code.
11388 2016-02-01 Jakub Jelinek <jakub@redhat.com>
11390 PR rtl-optimization/69570
11391 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
11392 if there is more than one set, not if there is a single set.
11394 2016-02-01 Richard Henderson <rth@redhat.com>
11397 * combine.c (make_compound_operation): When looking through a
11398 subreg, make sure to re-extend to the width of the outer mode.
11400 2016-01-30 Jakub Jelinek <jakub@redhat.com>
11402 PR tree-optimization/69546
11403 * wide-int.cc (wi::divmod_internal): For unsigned division
11404 where both operands fit into uhwi, if o1 is 1 and o0 has
11405 msb set, if divident_prec is larger than bits per hwi,
11406 clear another quotient word and return 2 instead of 1.
11407 Similarly for remainder with msb in HWI set, if dividend_prec
11408 is larger than bits per hwi.
11410 2016-01-29 Martin Jambor <mjambor@suse.cz>
11412 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
11413 Use short lowercase names.
11414 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
11415 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
11416 acq_rel one. Protect warning agains segfaults if
11417 get_memory_order_name returns NULL.
11418 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
11419 with release semantics. Do not warn if get_memory_order already did.
11420 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
11421 semantics. Fix check for relaxed or acquire semantics. Do not warn
11422 if get_memory_order already did.
11424 2016-01-29 Sebastian Pop <s.pop@samsung.com>
11426 * doc/install.texi: Document that isl-0.16 is supported.
11428 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
11431 * config/i386/constraints.md (Bm): Describe as special memory
11433 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
11434 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11435 * genpreds.c (struct constraint_data): Add is_special_memory.
11436 (have_special_memory_constraints, special_memory_start): New
11438 (special_memory_end): Ditto.
11439 (add_constraint): Add new arg is_special_memory. Add code to
11440 process its true value. Update have_special_memory_constraints.
11441 (process_define_constraint): Pass the new arg.
11442 (process_define_register_constraint): Ditto.
11443 (choose_enum_order): Process special memory.
11444 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
11445 function insn_extra_special_memory_constraint.
11446 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11447 * gensupport.c (process_rtx): Process
11448 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
11449 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
11450 * ira-lives.c (single_reg_class): Use
11451 insn_extra_special_memory_constraint.
11452 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
11453 * lra-constraints.c (process_alt_operands): Ditto.
11454 (curr_insn_transform): Use insn_extra_special_memory_constraint.
11455 * recog.c (asm_operand_ok, preprocess_constraints): Process
11457 * reload.c (find_reloads): Ditto.
11458 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
11459 * stmt.c (parse_input_constraint): Use
11460 insn_extra_special_memory_constraint.
11462 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11465 * lra-splill.c (lra_final_code_change): Revert r229087 by
11466 removing all sub-registers.
11468 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
11471 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
11473 2016-01-29 Jakub Jelinek <jakub@redhat.com>
11476 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
11477 SSE1, copy target into the temporary reg first before recursing
11480 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
11482 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
11485 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11487 * ginclude/stdarg.h: Test __cplusplus instead of
11488 __GXX_EXPERIMENTAL_CXX0X__.
11490 2016-01-29 Richard Biener <rguenther@suse.de>
11492 PR tree-optimization/69547
11493 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
11494 Do not mark clobbers necessary.
11495 (mark_all_reaching_defs_necessary_1): Likewise.
11497 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11499 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
11500 declaration name with %qs and print it in both error messages.
11501 Also fix indentation.
11503 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
11506 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
11507 trailing blank line from error message.
11509 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
11512 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
11515 2016-01-29 Richard Biener <rguenther@suse.de>
11517 PR middle-end/69537
11518 * match.pd: Allow all integral types when simplifying a
11519 widening or sign-changing conversion.
11521 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11523 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
11524 back to setting codegen_error to fail codegen.
11526 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
11529 * config/i386/constraints.md (C): Only accept constant zero operand.
11530 (BC): New constraint.
11531 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
11532 instead of C constraint.
11533 * doc/md.texi (Machine Constraints): Update description
11536 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
11539 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
11541 2016-01-28 Jakub Jelinek <jakub@redhat.com>
11543 PR middle-end/69542
11544 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
11547 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
11549 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
11550 branches if using guessed profile.
11552 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
11554 * graphite-optimize-isl.c (optimize_isl): Fix dump.
11556 2016-01-28 Richard Henderson <rth@redhat.com>
11559 * config/aarch64/aarch64-modes.def (CC_Cmode): New
11560 * config/aarch64/aarch64-protos.h: Update.
11561 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
11562 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
11563 (aarch64_get_condition_code_1): Handle CC_Cmode.
11564 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
11565 (*add<mode>3_compareC_cconly_imm): New.
11566 (*add<mode>3_compareC_cconly): New.
11567 (*add<mode>3_compareC_imm): New.
11568 (add<mode>3_compareC): New.
11569 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
11570 to be first. Use aarch64_carry_operation.
11571 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
11572 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
11573 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
11574 (subti3): Use subdi3_compare1.
11575 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
11576 (sub<mode>3_compare1): New.
11577 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
11578 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
11579 (*subsi3_carryin_uxtw): Likewise.
11580 (*ngc<mode>, *ngcsi_uxtw): Likewise.
11581 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
11582 * config/aarch64/iterators.md (DWI): New.
11583 * config/aarch64/predicates.md (aarch64_carry_operation): New.
11584 (aarch64_borrow_operation): New.
11586 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11588 * graphite-optimize-isl.c (optimize_isl): Print a different debug
11589 message when isl does not return a valid schedule.
11591 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11593 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
11594 Remove comments from class declarations: they are already in the code
11597 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11599 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
11601 (ternary_op_to_tree): Same.
11602 (unary_op_to_tree): Same.
11603 (nary_op_to_tree): Same.
11604 (gcc_expression_from_isl_expr_op): Same.
11605 (gcc_expression_from_isl_expression): Same.
11606 (graphite_create_new_loop): Same.
11607 (graphite_create_new_loop_guard): Same.
11608 (build_iv_mapping): Same.
11609 (graphite_create_new_guard): Same.
11610 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
11611 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
11613 2016-01-28 Sebastian Pop <s.pop@samsung.com>
11615 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
11616 instead of setting codegen_error to fail codegen.
11618 2016-01-28 Jason Merrill <jason@redhat.com>
11620 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
11622 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11624 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
11625 Remove CONST_INT_P check in CCMP cost calculation.
11627 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11629 * config/aarch64/aarch64.c (generic_vector_cost):
11630 Set vec_permute_cost.
11631 (cortexa57_vector_cost): Likewise.
11632 (exynosm1_vector_cost): Likewise.
11633 (xgene1_vector_cost): Likewise.
11634 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
11635 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
11636 Add vec_permute_cost entry.
11638 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
11640 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
11642 (add<mode>3_compare0): Likewise.
11643 (addsi3_compare0_uxtw): Likewise.
11644 (add<mode>3nr_compare0): Likewise.
11645 (compare_neg<mode>): Likewise.
11646 (<optab><mode>3): Likewise.
11648 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
11650 * tree-vect-stmts.c (vectorizable_comparison): Add
11651 NULL check for vectype.
11653 2016-01-28 Richard Biener <rguenther@suse.de>
11655 PR tree-optimization/69466
11656 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
11657 Account for PHIs we couldn't duplicate.
11659 2016-01-28 Martin Liska <mliska@suse.cz>
11662 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
11663 instead of ENABLE_VALGRIND_CHECKING.
11665 2016-01-27 Richard Henderson <rth@redhat.com>
11668 * lra-remat.c (subreg_regs): New.
11669 (dump_candidates_and_remat_bb_data): Dump it.
11670 (operand_to_remat): Reject if operand in subreg_regs.
11671 (set_bb_regs): Collect subreg_regs.
11672 (lra_remat): Init and free subreg_regs. Compute
11673 calculate_local_reg_remat_bb_data before create_cands.
11675 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
11678 * config/i386/i386.c (ix86_update_stack_boundary): Don't
11679 change stack_alignment_needed for __tls_get_addr call.
11681 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
11683 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
11685 2016-01-27 Jeff Law <law@redhat.com>
11687 PR tree-optimization/68398
11688 PR tree-optimization/69196
11689 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
11690 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
11691 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11692 Only count PHIs in the last block in the path. The others will
11693 const/copy propagate away. Add heuristic to allow more irreducible
11694 subloops to be created when it is likely profitable to do so.
11696 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11697 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
11698 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
11700 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11703 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
11704 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
11705 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
11706 * tree-streamer-in.c: Include asan.h.
11707 (streamer_get_builtin_tree): For builtins in sanitizer
11708 range call initialize_sanitizer_builtins and retry.
11710 2016-01-27 Ian Lance Taylor <iant@google.com>
11712 * common.opt (fkeep-gc-roots-live): New undocumented option.
11713 * tree-ssa-loop-ivopts.c (add_candidate_1): If
11714 -fkeep-gc-roots-live, skip pointers.
11715 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
11718 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
11721 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
11722 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
11724 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
11727 * configure.ac: NetBSD provides SSP in its C library.
11728 * configure: Updated.
11730 2016-01-27 Richard Biener <rguenther@suse.de>
11732 PR tree-optimization/69166
11733 * tree-vect-loop.c (vect_is_simple_reduction): Always check
11734 reduction code for commutativity / associativity.
11736 2016-01-27 Martin Jambor <mjambor@suse.cz>
11738 PR tree-optimization/69355
11739 * tree-sra.c (analyze_access_subtree): Correct hole detection when
11740 total_scalarization fails.
11742 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
11744 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
11747 2016-01-27 Christian Bruel <christian.bruel@st.com>
11750 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
11751 Move arm_reset_previous_fndecl and set_target_option_current_node in
11752 the conditional part. Call save_restore_target_globals.
11753 * config/arm/arm.c (arm_set_current_function):
11754 Refactor to better support #pragma target and attribute mix.
11755 Call save_restore_target_globals.
11756 * config/arm/arm-protos.h (save_restore_target_globals): New function.
11758 2016-01-27 Martin Liska <mliska@suse.cz>
11760 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
11761 reference for an HSA kernel and its host function.
11763 2016-01-27 Jakub Jelinek <jakub@redhat.com>
11765 PR tree-optimization/69399
11766 * wide-int.h (wi::lrshift): For larger precisions, only
11767 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
11769 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
11771 * config/arc/predicates.md (proper_comparison_operator): Reject
11772 constant-constant comparison.
11774 2016-01-26 Tom de Vries <tom@codesourcery.com>
11776 PR tree-optimization/69110
11777 * tree-data-ref.c (initialize_data_dependence_relation): Handle
11778 DR_NUM_DIMENSIONS == 0.
11780 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
11781 Sebastian Pop <s.pop@samsung.com>
11783 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
11784 isl_ast_op_cond and isl_ast_op_select.
11785 (gcc_expression_from_isl_expr_op): Same.
11787 2016-01-26 Jason Merrill <jason@redhat.com>
11790 * tree.c (recompute_constructor_flags): Split out from
11792 (verify_constructor_flags): New.
11793 * tree.h: Declare them.
11795 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
11797 PR rtl-optimization/69217
11798 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
11799 are no TYPE_FIELDS set for the record type.
11801 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11804 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
11805 toc_label_name unconditionally.
11806 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
11807 SYMBOL_REF string. Use toc_label_name instead of constructing
11809 (rs6000_elf_declare_function_name): Use toc_label_name instead of
11810 constructing LCTOC1.
11812 2016-01-26 Martin Sebor <msebor@redhat.com>
11815 * doc/extend.texi (Common Type Attributes): Move text that talks about
11816 attribute packed from attribute aligned to the section discussing
11817 the former attribute for clarity.
11819 2016-01-26 Richard Henderson <rth@redhat.com>
11821 PR middle-end/60908
11822 * trans-mem.c (tm_region_init): Mark entry block as visited.
11824 2016-01-26 David Malcolm <dmalcolm@redhat.com>
11827 * diagnostic-show-locus.c (layout::print_source_line): Replace
11828 call to pp_newline with call to layout::print_newline.
11829 (layout::print_annotation_line): Likewise.
11830 (layout::move_to_column): Likewise.
11831 (layout::print_any_fixits): After printing any fixits, print a
11832 trailing newline, if necessary.
11833 (layout::print_newline): New method, resetting any colorization
11835 (diagnostic_show_locus): Move the pp_newline to before the
11836 early bailout. Remove dummy block enclosing the layout instance.
11837 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
11838 of pp_newline_and_flush with pp_flush.
11839 (diagnostic_append_note): Delete use of pp_newline.
11840 (diagnostic_append_note_at_rich_loc): Delete.
11841 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
11842 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
11843 when newline characters are added to the buffer.
11845 2016-01-26 Michael Matz <matz@suse.de>
11847 * configure.ac (ac_cv_std_swap_in_utility): New test.
11848 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
11849 * configure: Regenerate.
11850 * config.in: Regenerate.
11852 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
11854 * config/arc/arc.md (cstoresi4): Force operand into register.
11855 (arcset<code>): Fix predicate.
11856 (arcsetltu): Likewise.
11857 (arcsetgeu): Likewise.
11858 (arcsethi): Likewise.
11859 (arcsetls): Likewise.
11861 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11863 PR tree-optimization/69483
11864 * gimple-fold.c (canonicalize_constructor_val): Return NULL
11865 if base has error_mark_node type.
11867 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
11870 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
11871 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
11873 (vget_lane_f16): Handle big-endian.
11874 (vgetq_lane_f16): Likewise.
11875 (vset_lane_f16): Likewise.
11876 (vsetq_lane_f16): Likewise.
11877 * config/arm/iterators.md (VQXMOV): Add V8HF.
11878 (VDQ): Add V4HF and V8HF.
11879 (V_reg): Handle V4HF and V8HF.
11880 (Is_float_mode): Likewise.
11881 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
11882 neon_vdup_nv8hf): New patterns.
11883 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
11884 Use VD_LANE iterator.
11885 (neon_vld1_dup<mode>): Use VQ2 iterator.
11887 2016-01-26 Nathan Sidwell <nathan@acm.org>
11889 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
11890 (set_oacc_fn_attrib): Add IS_KERNEL arg.
11891 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
11892 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
11893 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
11894 (oacc_validate_dims): Add LEVEL arg, don't return level.
11895 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
11896 oacc_validate_dims.
11897 (execute_oacc_device_lower): Adjust, add more dump output.
11898 * tree-ssa-loop.c (gate_oacc_kernels): Use
11899 oacc_fn_attrib_kernels_p.
11900 * tree-parloops.c (create_parallel_loop): Adjust
11901 set_oacc_fn_attrib call.
11903 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11906 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
11907 (append_compiler_options): Handle -fcilkplus.
11908 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
11910 2016-01-26 Nick Clifton <nickc@redhat.com>
11913 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
11914 been marked as DECL_ONE_ONLY but we do not the means to make it
11915 so, then do not allow it to bind locally.
11917 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11920 * opts.h (parse_sanitizer_options): New prototype.
11921 * opts.c (sanitizer_opts): New array.
11922 (parse_sanitizer_options): New function.
11923 (common_handle_option): Use parse_sanitizer_options.
11925 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
11928 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
11929 alignment adjustment to ...
11930 (ix86_update_stack_boundary): Here. Don't over-align stack for
11932 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
11933 if __tls_get_addr is called.
11935 2016-01-26 Christian Bruel <christian.bruel@st.com>
11937 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
11939 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
11941 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
11943 2016-01-26 Richard Biener <rguenther@suse.de>
11945 PR middle-end/69467
11946 * match.pd: Guard X * CST CMP 0 pattern with single_use.
11948 2016-01-26 Richard Biener <rguenther@suse.de>
11950 PR tree-optimization/69452
11951 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
11952 (move_computations_dom_walker::before_dom_children): Rename
11954 (move_computations_worker): This.
11955 (move_computations): Perform an RPO rather than a DOM walk.
11957 2016-01-26 Jakub Jelinek <jakub@redhat.com>
11960 * combine.c (combine_instructions): For REG_EQUAL note with
11961 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
11962 to the underlying register.
11963 * doc/rtl.texi (REG_EQUAL): Document the behavior of
11964 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
11966 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
11969 * config/aarch64/aarch64-builtins.c
11970 (aarch64_init_simd_builtin_types): Do not set structural
11971 equality to __Poly{8,16,64,128}_t types.
11973 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
11975 PR tree-optimization/69400
11976 * wide-int.cc (wi_pack): Take the precision as argument and
11977 perform canonicalization here rather than in the callers.
11978 Use the main loop to handle all full-width HWIs. Add a
11979 zero HWI if in_len isn't a full result.
11980 (wi::divmod_internal): Update accordingly.
11981 (wi::mul_internal): Likewise. Simplify.
11983 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
11984 Sebastian Pop <s.pop@samsung.com>
11986 * graphite-poly.c (apply_poly_transforms): Simplify.
11987 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
11988 (print_isl_map): Same.
11989 (print_isl_union_map): Same.
11990 (print_isl_schedule): New.
11991 (debug_isl_schedule): New.
11992 * graphite-dependences.c (scop_get_reads): Do not call
11993 isl_union_map_add_map that is undocumented isl functionality.
11994 (scop_get_must_writes): Same.
11995 (scop_get_may_writes): Same.
11996 (scop_get_original_schedule): Remove.
11997 (scop_get_dependences): Do not call isl_union_map_compute_flow that
11998 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
11999 (compute_deps): Remove.
12000 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
12001 (debug_schedule_ast): New.
12002 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
12003 set_separate_option.
12004 (graphite_regenerate_ast_isl): Add dump.
12005 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
12006 from scop->transformed_schedule.
12007 (graphite_regenerate_ast_isl): Add more dump.
12008 * graphite-optimize-isl.c (optimize_isl): Set
12009 scop->transformed_schedule. Check whether schedules are equal.
12010 (apply_poly_transforms): Move here.
12011 * graphite-poly.c (apply_poly_transforms): ... from here.
12012 (free_poly_bb): Static.
12013 (free_scop): Static.
12014 (pbb_number_of_iterations_at_time): Remove.
12015 (print_isl_ast): New.
12016 (debug_isl_ast): New.
12017 (debug_scop_pbb): New.
12018 * graphite-scop-detection.c (print_edge): Move.
12019 (print_sese): Move.
12020 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
12021 (build_scop_scattering): Remove.
12022 (create_pw_aff_from_tree): Assert instead of bailing out.
12023 (add_condition_to_pbb): Remove unused code, do not fail.
12024 (add_conditions_to_domain): Same.
12025 (add_conditions_to_constraints): Remove.
12026 (build_scop_context): New.
12027 (add_iter_domain_dimension): New.
12028 (build_iteration_domains): Initialize pbb->iterators.
12029 Call add_conditions_to_domain.
12032 (index_outermost_in_loop): New.
12033 (index_pbb_in_loop): New.
12034 (outermost_pbb_in): New.
12035 (add_in_sequence): New.
12036 (add_outer_projection): New.
12037 (outer_projection_mupa): New.
12038 (add_loop_schedule): New.
12039 (build_schedule_pbb): New.
12040 (build_schedule_loop): New.
12041 (embed_in_surrounding_loops): New.
12042 (build_schedule_loop_nest): New.
12043 (build_original_schedule): New.
12044 (build_poly_scop): Call build_original_schedule.
12045 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
12046 (free_poly_dr): Remove.
12047 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
12048 (free_poly_bb): Remove.
12049 (debug_loop_vec): Remove.
12050 (print_isl_ast): Declare.
12051 (debug_isl_ast): Declare.
12052 (scop_do_interchange): Remove.
12053 (scop_do_strip_mine): Remove.
12054 (scop_do_block): Remove.
12055 (flatten_all_loops): Remove.
12056 (optimize_isl): Remove.
12057 (pbb_number_of_iterations_at_time): Remove.
12058 (debug_scop_pbb): Declare.
12059 (print_schedule_ast): Declare.
12060 (debug_schedule_ast): Declare.
12061 (struct scop): Remove schedule. Add original_schedule,
12062 transformed_schedule.
12063 (free_gimple_poly_bb): Remove.
12064 (print_generated_program): Remove.
12065 (debug_generated_program): Remove.
12066 (unify_scattering_dimensions): Remove.
12067 * sese.c (print_edge): ... here.
12068 (print_sese): ... here.
12069 (debug_edge): ... here.
12070 (debug_sese): ... here.
12071 * sese.h (print_edge): Declare.
12072 (print_sese): Declare.
12073 (dump_edge): Declare.
12074 (dump_sese): Declare.
12076 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
12077 Sebastian Pop <s.pop@samsung.com>
12079 * Makefile.in: Set ISLVER in site.exp.
12081 2016-01-25 Jakub Jelinek <jakub@redhat.com>
12083 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
12084 DECL_VALUE_EXPR of new_var even for the non-array case. Look
12085 through DECL_VALUE_EXPR for expansion.
12087 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
12089 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
12090 the frame info after reload completed.
12092 2016-01-25 Jeff Law <law@redhat.com>
12094 PR tree-optimization/69196
12095 PR tree-optimization/68398
12096 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
12097 tree-ssa-threadupdate.c.
12098 (determine_bb_domination_status): Prototype
12099 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
12100 (determine_bb_domination_status): No longer static.
12101 (valid_jump_thread_path): Remove code to detect characteristics
12102 of the jump thread path not associated with correctness.
12103 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
12104 Correct test for thread path length. Count PHIs for real operands as
12105 statements that need to be copied. Do not count ASSERT_EXPRs.
12106 Look at all the blocks in the thread path. Compute and selectively
12107 filter thread paths based on threading through the latch, threading
12108 a multiway branch or crossing a multiway branch.
12110 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12112 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
12113 decl with __attribute__ ((unused)) annotation.
12115 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
12118 * tree-vect-stmts.c (vectorizable_condition): Check vectype
12119 of operands is compatible with a statement vectype.
12121 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
12123 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
12124 improve wording for mixed storage order support.
12126 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
12128 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
12129 (vcvt_u64_f64): Likewise.
12130 (vcvta_s64_f64): Likewise.
12131 (vcvta_u64_f64): Likewise.
12132 (vcvtm_s64_f64): Likewise.
12133 (vcvtm_u64_f64): Likewise.
12134 (vcvtn_s64_f64): Likewise.
12135 (vcvtn_u64_f64): Likewise.
12136 (vcvtp_s64_f64): Likewise.
12137 (vcvtp_u64_f64): Likewise.
12139 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
12141 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
12142 (arc_init): Check validity mll64 option.
12143 (arc_save_restore): Use double load/store instruction.
12144 (arc_expand_movmem): Likewise.
12145 (arc_split_move): Don't split if we have double load/store
12146 instructions. Returns a boolean.
12147 (arc_process_double_reg_moves): Change function to return boolean
12148 instead of a sequence of instructions.
12149 (arc_dwarf_register_span): New function.
12150 * config/arc/arc-protos.h (arc_split_move): Change prototype.
12151 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
12152 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
12153 (*movdf_insn): Likewise.
12154 * config/arc/arc.opt (mll64): New option.
12155 * config/arc/predicates.md (even_register_operand): New predicate.
12156 * doc/invoke.texi (ARC Options): Add mll64 documentation.
12158 2016-01-25 Richard Biener <rguenther@suse.de>
12161 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
12162 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
12164 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
12166 2016-01-25 Richard Biener <rguenther@suse.de>
12168 PR tree-optimization/69376
12169 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
12171 (VN_INFO_ANTI_RANGE_P): New inline.
12172 (VN_INFO_RANGE_TYPE): Likewise.
12173 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
12174 SSA_NAME_ANTI_RANGE_P.
12175 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
12176 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12177 Properly query VN_INFO_RANGE_TYPE.
12179 2016-01-25 Nick Clifton <nickc@redhat.com>
12182 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
12184 2016-01-23 Tom de Vries <tom@codesourcery.com>
12186 PR tree-optimization/69426
12187 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
12190 2016-01-23 Jakub Jelinek <jakub@redhat.com>
12192 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
12193 "the the" with "the" in the comments.
12194 * ipa-devirt.c (build_type_inheritance_graph,
12195 update_type_inheritance_graph): Likewise.
12196 * tree.c (build_function_type_list_1): Likewise.
12197 * cfgloopmanip.c (scale_loop_profile): Likewise.
12198 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
12199 * gimple-ssa-split-paths.c
12200 (find_block_to_duplicate_for_splitting_paths): Likewise.
12201 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
12202 * expr.c (convert_move): Likewise.
12203 * var-tracking.c (vt_stack_adjustments): Likewise.
12204 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12205 * tree-vrp.c (test_for_singularity): Likewise.
12207 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
12208 directly instead of building a temporary tree.
12211 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
12212 remove <algorithm> include.
12214 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12217 * config/i386/i386.c: Include dojump.h.
12218 (expand_small_movmem_or_setmem,
12219 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
12221 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
12222 if dynamic_check != -1.
12224 2016-01-21 Jeff Law <law@redhat.com>
12226 PR middle-end/69347
12227 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
12228 record_temporary_equivalences. Rewritten to avoid unnecessary calls
12229 into dominated_by_p.
12230 (cprop_into_successor_phis): Avoid unnecessary tests.
12232 2016-01-22 Richard Henderson <rth@redhat.com>
12235 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
12236 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
12238 2016-01-22 Michael Matz <matz@suse.de>
12240 * system.h (string, algorithm): Include only conditionally.
12241 (new): Include always under C++.
12242 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
12243 * final.c (toplevel): Ditto.
12244 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
12245 * genconditions.c (write_header): Make gencondmd.c define
12247 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
12249 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
12250 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
12252 2016-01-22 Christian Bruel <christian.bruel@st.com>
12255 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
12257 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12260 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
12261 define_insn_and_split. Ensure operands[1] and operands[0] do not
12262 get assigned the same register.
12264 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
12266 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
12268 2016-01-22 Christian Bruel <christian.bruel@st.com>
12270 * config/arm/arm-c.c (arm_pragma_target_parse):
12271 Remove warn_builtin_macro_redefined overwrite.
12273 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12275 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
12276 flag_non_call_exceptions compatibility.
12278 2016-01-22 Jakub Jelinek <jakub@redhat.com>
12281 * dwarf2out.c (add_child_die_after): New function.
12282 (dwarf_qual_info_t): New type.
12283 (dwarf_qual_info): New variable.
12284 (qualified_die_p): New function.
12285 (modified_type_die): For -fdebug-types-section, ensure
12286 canonical order of qualifiers. Put qualified DIEs adjacent
12287 to the corresponding non-qualified type DIE and search there
12288 for existing qualified DIEs.
12290 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
12292 * doc/extend.texi (scalar_storage_order type attribute): Document
12293 restriction on type punning and aliasing, and remove future tense.
12295 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
12298 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
12301 2016-01-21 Jeff Law <law@redhat.com>
12303 PR middle-end/69347
12304 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
12305 useless call to record_temporary_equivalences.
12306 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
12307 allocate 10 slots in the bb_path vector and let it grow as needed.
12308 (fsm_find_control_statement_thread_paths): Similarly for the next_path
12311 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12313 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
12315 * configure: Regenerate.
12317 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
12319 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
12320 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
12322 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
12324 PR middle-end/66178
12325 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
12326 drop EXPAND_INITIALIZER.
12327 * rtl.h (contains_symbolic_reference_p): Declare.
12328 * rtlanal.c (contains_symbolic_reference_p): New function.
12329 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
12330 a subtraction into a NOT if symbolic constants are involved.
12332 2016-01-21 Anton Blanchard <anton@samba.org>
12333 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12336 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
12338 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
12341 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12343 * config/microblaze/microblaze.c
12344 (get_branch_target): New.
12345 (insert_wic_for_ilb_runout): New.
12347 (microblaze_machine_dependent_reorg): New.
12348 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
12349 * config/microblaze/microblaze.md
12350 (UNSPEC_IPREFETCH): Define.
12351 (iprefetch): New pattern
12352 * config/microblaze/microblaze.opt
12353 (mxl-prefetch): New flag.
12355 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
12357 * config/microblaze/microblaze.h
12358 (FIXED_REGISTERS): Update in macro.
12359 (CALL_USED_REGISTERS): Update in macro.
12361 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
12363 PR rtl-optimization/68920
12364 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
12367 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
12369 PR rtl-optimization/68990
12370 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
12371 pseudo instead of inheritance ones.
12373 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12374 Nick Clifton <nickc@redhat.com>
12378 * config/mips/mips.c (mips_compute_frame_info): Initialise
12379 args_size and hard_frame_pointer_offset fields of the frame
12380 structure before calling mips_global_pointer.
12382 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
12384 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
12386 * configure: Regenerate.
12388 2016-01-21 Richard Biener <rguenther@suse.de>
12390 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
12392 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12394 * config/s390/s390.c (s390_asm_declare_function_size): Add code
12395 to actually emit the .size directive.
12397 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
12398 Jakub Jelinek <jakub@redhat.com>
12402 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
12403 args array size by one to avoid buffer overflow.
12405 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
12407 * config/s390/s390.md (pool_section_start): Use switch_to_section
12408 to select proper read-only data section instead of hardcoding
12410 (pool_section_end): Use switch_to_section to match the above.
12412 2016-01-21 Richard Biener <rguenther@suse.de>
12414 PR tree-optimization/69378
12415 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
12416 (set_ssa_val_to): Use it for dominance checks taking into
12417 account not executable edges.
12419 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12422 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
12423 for bitsize instead of GET_MODE_PRECISION (mode).
12425 2016-01-20 Martin Sebor <msebor@redhat.com>
12428 * extend.texi (__sync Builtins): Clarify the semantics of
12429 __sync_fetch_and_OP built-ins on pointers.
12430 (__atomic Builtins): Same.
12432 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12433 Sebastian Pop <s.pop@samsung.com>
12435 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
12436 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
12437 (is_valid_rename): Same.
12438 (translate_isl_ast_to_gimple::get_rename): Same.
12439 (translate_isl_ast_to_gimple::rename_all_uses): Same.
12440 (translate_isl_ast_to_gimple::rename_uses): Same.
12441 (get_new_name): Check for close_phi nodes.
12442 (copy_loop_phi_args): Use phi_node_kind.
12443 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
12444 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
12446 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12447 Sebastian Pop <s.pop@samsung.com>
12449 Revert commit r229783.
12450 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
12451 Remove use of parameter_rename_map.
12452 (copy_def): Remove.
12453 (copy_internal_parameters): Remove.
12454 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
12455 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
12456 (free_sese_info): Do not free parameter_rename_map.
12457 (set_rename): Do not use parameter_rename_map.
12458 (rename_uses): Update call to set_rename.
12459 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
12460 * sese.h (parameter_rename_map_t): Remove.
12461 (struct sese_info_t): Remove field parameter_rename_map.
12463 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12464 Sebastian Pop <s.pop@samsung.com>
12466 * graphite-isl-ast-to-gimple.c: Fix comment.
12467 * graphite-scop-detection.c (defined_in_loop_p): New.
12468 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
12469 names defined in loop.
12471 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12472 Sebastian Pop <s.pop@samsung.com>
12474 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
12475 Discard unstructured if-then-else regions.
12477 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12478 Sebastian Pop <s.pop@samsung.com>
12480 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
12481 (cleanup_loop_iter_dom): Remove.
12482 (build_loop_iteration_domains): Remove.
12483 (build_scop_context): Remove.
12484 (build_scop_iteration_domain): Remove.
12485 (add_loop_constraints): New.
12486 (build_iteration_domains): New.
12487 (build_poly_scop): Call build_iteration_domains.
12489 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12490 Sebastian Pop <s.pop@samsung.com>
12492 * graphite-scop-detection.c
12493 (scop_detection::harmful_loop_in_region): Free dom and loops.
12494 (scop_detection::loop_body_is_valid_scop): Free bbs.
12496 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12497 Sebastian Pop <s.pop@samsung.com>
12499 * graphite-scop-detection.c (record_loop_in_sese): New.
12500 (gather_bbs::before_dom_children): Call record_loop_in_sese.
12501 (build_scops): Remove call to build_sese_loop_nests.
12502 * sese.c (sese_record_loop): Remove.
12503 (build_sese_loop_nests): Remove.
12504 (new_sese_info): Remove region->loops.
12505 (free_sese_info): Same.
12506 * sese.h (sese_contains_loop): Same.
12507 (build_sese_loop_nests): Remove.
12508 (sese_contains_loop): Remove.
12510 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12511 Sebastian Pop <s.pop@samsung.com>
12513 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
12514 loop_is_valid_in_scop.
12515 (scop_detection::harmful_stmt_in_region): Renamed
12516 harmful_loop_in_region.
12517 Call loop_is_valid_in_scop.
12519 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12520 Sebastian Pop <s.pop@samsung.com>
12522 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
12525 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12526 Sebastian Pop <s.pop@samsung.com>
12528 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
12529 * graphite.h (struct poly_bb): Remove field is_reduction.
12530 (PBB_IS_REDUCTION): Remove.
12532 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
12533 Sebastian Pop <s.pop@samsung.com>
12535 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
12536 (add_pdr_constraints): Same.
12537 (scop_get_reads): Same.
12538 (scop_get_must_writes): Same.
12539 (scop_get_may_writes): Same.
12540 (scop_get_original_schedule): Same.
12541 (extend_schedule): Same.
12542 (apply_schedule_on_deps): Same.
12543 (carries_deps): Same.
12544 (compute_deps): Same.
12545 (scop_get_dependences): Same.
12546 * graphite-isl-ast-to-gimple.c
12547 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
12548 * graphite-optimize-isl.c (get_schedule_for_band): Same.
12549 (get_schedule_for_band_list): Same.
12550 (get_schedule_map): Same.
12551 (apply_schedule_map_to_scop): Same.
12552 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
12553 (build_loop_iteration_domains): Same.
12554 (add_condition_to_pbb): Same.
12555 (add_param_constraints): Same.
12556 (pdr_add_memory_accesses): Same.
12557 (pdr_add_data_dimensions): Same.
12559 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12561 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
12564 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
12566 * common.opt (feliminate-dwarf2-dups): Replace references to
12567 "DWARF 2" with just "DWARF".
12568 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
12569 * doc/extend.texi: Likewise.
12570 * doc/cpp.texi: Likewise.
12571 * doc/invoke.texi: Likewise.
12572 (Option Summary): Add -gdwarf to list of Debugging Options.
12573 (Debugging Options): Document -gdwarf.
12574 * doc/contrib.texi: Spell "DWARF" like that.
12576 2016-01-21 Jakub Jelinek <jakub@redhat.com>
12578 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
12579 warning. Fix up formatting.
12581 PR middle-end/67653
12582 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
12583 attempt to mark memory input operand addressable and
12584 call prepare_gimple_addressable in that case. Don't adjust
12585 input_location for diagnostics, use error_at instead.
12587 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
12589 * config/rs6000/ppc-auxv.h: New file.
12590 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
12591 (cpu_is): Likewise.
12592 (cpu_supports): Likewise.
12593 * config/rs6000/rs6000.c: include "ppc-auxv.h".
12594 (cpu_is_info): New variable.
12595 (cpu_supports_info): Likewise.
12596 (tcb_verification_symbol): Likewise.
12597 (cpu_builtin_p): Likewise.
12598 (cpu_expand_builtin): New function.
12599 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
12600 (rs6000_init_builtins): Likewise.
12601 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
12602 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
12603 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
12604 * configure: Regenerate.
12605 * config.in: Likewise.
12606 * doc/extend.texi (PowerPC Built-in Functions): Document
12607 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
12609 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
12612 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
12614 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
12617 2016-01-20 Richard Henderson <rth@redhat.com>
12623 * tree.c (tm_define_builtin): New.
12624 (find_tm_vector_type): New.
12625 (build_tm_vector_builtins): New.
12626 (build_common_builtin_nodes): Call it.
12628 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
12630 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
12631 (arm_fp_ok): Likewise.
12632 (arm_fp): Likewise.
12633 (arm_crypto): Likewise.
12635 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
12636 Richard Biener <rguenther@suse.de>
12638 PR tree-optimization/69328
12639 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
12640 vectors have same number of elements.
12641 (vectorizable_condition): Fix masked version recognition.
12643 2016-01-20 Richard Biener <rguenther@suse.de>
12645 PR tree-optimization/69345
12646 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
12647 (VN_INFO_PTR_INFO): Likewise.
12648 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
12649 info when it is equal between non-dominating SSA names.
12650 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
12651 Make sure to look at original SSA infos.
12653 2016-01-20 Jeff Law <law@redhat.com>
12656 * config/m68k/predicates.md (pow2_m1_operand): New predicate
12658 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
12659 (pc_or_label_operand): New predicate.
12660 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
12661 tests for small integers that are 2^n - 1.
12663 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
12665 * doc/invoke.texi (Options Summary): Add '.' after @xref.
12667 2016-01-19 Jeff Law <law@redhat.com>
12669 PR middle-end/69347
12670 * tree-ssa-threadbackwards.c
12671 (fsm_find_control_statement_thread_paths): Do not try to lookup
12672 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
12674 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
12676 * doc/lto.texi: Remove text that says only Gold has linker plugin
12679 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
12681 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
12682 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
12683 the DIE accordingly.
12684 (modified_type_die): Add REVERSE parameter and pass it recursively,
12685 as well as to base_type_die. Adjust presence check accordingly.
12686 (base_type_for_mode): Adjust call to modified_type_die.
12687 (add_type_attribute): Add REVERSE parameter and pass it to
12689 (generic_parameter_die): Adjust call to add_type_attribute.
12690 (add_scalar_info): Likewise.
12691 (add_subscript_info): Likewise.
12692 (gen_array_type_die): Likewise.
12693 (gen_descr_array_type_die): Likewise.
12694 (gen_entry_point_die): Likewise.
12695 (gen_enumeration_type_die): Likewise.
12696 (gen_formal_parameter_die): Likewise.
12697 (gen_subprogram_die): Likewise.
12698 (gen_variable_die ): Likewise.
12699 (gen_const_die): Likewise.
12700 (gen_field_die): Likewise.
12701 (gen_pointer_type_die): Likewise.
12702 (gen_reference_type_die): Likewise.
12703 (gen_ptr_to_mbr_type_die): Likewise.
12704 (gen_inheritance_die): Likewise.
12705 (gen_subroutine_type_die): Likewise.
12706 (gen_typedef_die): Likewise.
12707 (force_type_die): Adjust call to modified_type_die.
12709 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
12711 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
12712 flow throughout the file. Fix broken link to Objective-C 2.0
12714 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
12717 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12719 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
12721 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12724 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
12725 (maybe_record_node): Record cxa_pure_virtual as the only possible
12726 target if there are not ohter candidates.
12727 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
12729 2016-01-19 Richard Biener <rguenther@suse.de>
12731 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
12732 (get_memory_order): Likewise.
12734 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
12736 * tree-vect-stmts.c (vectorizable_store): Check
12739 2016-01-19 David Malcolm <dmalcolm@redhat.com>
12742 * gcc.c (driver::decode_argv): Add call to
12743 init_opts_obstack before init_options_struct.
12744 * opts.c (init_opts_obstack): Remove idempotency.
12745 (init_options_struct): Replace call to init_opts_obstack
12746 with a gcc_assert to verify that it has already been called.
12747 * toplev.c (toplev::main): Add call to init_opts_obstack before
12748 calls to init_options_struct.
12749 (toplev::finalize): Move cleanup of opts_obstack next to
12750 cleanup of save_decoded_options, clearing the latter, and
12751 save_decoded_options_count.
12753 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12756 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
12757 attribute to unconditional. Remove %? from output template.
12759 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12760 Jiong Wang <jiong.wang@arm.com>
12762 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
12763 generated from different expand order.
12765 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12767 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
12768 Add support for CCMP costing.
12770 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12772 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
12773 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
12774 (fccmpe<mode>): Likewise.
12775 (fcmp): Rename to fcmp and globalize pattern.
12777 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
12778 (aarch64_gen_ccmp_next): Add FP support.
12780 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
12782 * target.def (gen_ccmp_first): Update documentation.
12783 (gen_ccmp_next): Likewise.
12784 * doc/tm.texi (gen_ccmp_first): Update documentation.
12785 (gen_ccmp_next): Likewise.
12786 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
12787 expand_ccmp_expr_1. Improve comments.
12788 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
12789 (ccmp_ior<mode>): Remove pattern.
12790 (cmp<mode>): Remove expand.
12791 (cmp): Globalize pattern.
12792 (cstorecc4): Use cc_register.
12793 (mov<mode>cc): Remove ccmp_cc_register check.
12794 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
12795 Simplify after removal of CC_DNE/* modes.
12796 (aarch64_ccmp_mode_to_code): Remove.
12797 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
12798 In 'k' case use integer as condition.
12799 (aarch64_nzcv_codes): Remove inverted cases.
12800 (aarch64_code_to_ccmode): Remove.
12801 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
12802 comparison with CC register to be used in folowing CCMP/branch/CSEL.
12803 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
12804 pattern. Return the comparison with CC register. Invert conditions
12805 when bitcode is OR.
12806 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
12807 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
12809 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12811 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
12812 instrumented_version.
12814 2016-01-19 Richard Biener <rguenther@suse.de>
12816 PR tree-optimization/69336
12817 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
12818 handled components with get_ref_base_and_extent.
12819 (equal_mem_array_ref_p): Adjust.
12821 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12824 * shrink-wrap.c: Include valtrack.h.
12825 (move_insn_for_shrink_wrap): Add DEBUG argument. If
12826 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
12827 in between insn and where it will be moved to. Call
12828 dead_debug_insert_temp.
12829 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
12830 first and dead_debug_local_finish at the end.
12831 For uses and defs bitmap, handle all regs in between REGNO and
12832 END_REGNO, not just the first one.
12834 2016-01-19 Richard Biener <rguenther@suse.de>
12836 PR tree-optimization/69352
12837 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
12838 (equal_mem_array_ref_p): Constrain size and max size properly.
12839 Compare the reverse flag.
12841 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
12843 * ira.c (ira): Update regstat data if we deleted insns.
12845 2016-01-19 Jakub Jelinek <jakub@redhat.com>
12847 PR rtl-optimization/68955
12848 PR rtl-optimization/64557
12849 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
12850 here. Fix up formatting.
12851 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
12853 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12856 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
12857 assume that the node has body.
12858 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
12861 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12863 * lto-streamer-out.c (lto_output): Do not stream instrumentation
12866 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
12868 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
12869 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
12871 2016-01-19 Martin Jambor <mjambor@suse.cz>
12872 Martin Liska <mliska@suse.cz>
12873 Michael Matz <matz@suse.de>
12875 * Makefile.in (OBJS): Add new source files.
12876 (GTFILES): Add hsa.c.
12877 * common.opt (disable_hsa): New variable.
12878 (-Whsa): New warning.
12879 * config.in (ENABLE_HSA): New.
12880 * configure.ac: Treat hsa differently from other accelerators.
12881 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
12882 $enable_offloading.
12883 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
12884 * doc/install.texi (Configuration): Document --with-hsa-runtime,
12885 --with-hsa-runtime-include, --with-hsa-runtime-lib and
12886 --with-hsa-kmt-lib.
12887 * doc/invoke.texi (-Whsa): Document.
12888 (hsa-gen-debug-stores): Likewise.
12889 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
12890 to invoke offload compiler for hsa acclerator.
12891 * opts.c (common_handle_option): Determine whether HSA offloading
12892 should be performed.
12893 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
12894 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
12895 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
12896 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
12897 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
12898 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
12899 GF_OMP_FOR_KIND_GRID_LOOP.
12900 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
12901 (pp_gimple_stmt_1): Likewise.
12902 * gimple-walk.c (walk_gimple_stmt): Likewise.
12903 * gimple.c (gimple_build_omp_grid_body): New function.
12904 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
12905 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
12906 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
12907 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
12908 GF_OMP_TEAMS_GRID_PHONY.
12909 (gimple_statement_omp_single_layout): Updated comments.
12910 (gimple_build_omp_grid_body): New function.
12911 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
12912 (gimple_omp_for_grid_phony): New function.
12913 (gimple_omp_for_set_grid_phony): Likewise.
12914 (gimple_omp_parallel_grid_phony): Likewise.
12915 (gimple_omp_parallel_set_grid_phony): Likewise.
12916 (gimple_omp_teams_grid_phony): Likewise.
12917 (gimple_omp_teams_set_grid_phony): Likewise.
12918 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
12919 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
12920 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
12921 (BUILT_IN_GOMP_TARGET): Updated type.
12922 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
12923 (adjust_for_condition): New function.
12924 (get_omp_for_step_from_incr): Likewise.
12925 (extract_omp_for_data): Moved parts to adjust_for_condition and
12926 get_omp_for_step_from_incr.
12927 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
12928 (fixup_child_record_type): Bail out if receiver_decl is NULL.
12929 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
12930 (scan_omp_parallel): Do not create child functions for phony
12932 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
12933 (scan_omp_1_op): Checking assert we are not remapping to
12934 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
12935 (parallel_needs_hsa_kernel_p): New function.
12936 (expand_parallel_call): Register apprpriate parallel child
12937 functions as HSA kernels.
12938 (grid_launch_attributes_trees): New type.
12939 (grid_attr_trees): New variable.
12940 (grid_create_kernel_launch_attr_types): New function.
12941 (grid_insert_store_range_dim): Likewise.
12942 (grid_get_kernel_launch_attributes): Likewise.
12943 (get_target_argument_identifier_1): Likewise.
12944 (get_target_argument_identifier): Likewise.
12945 (get_target_argument_value): Likewise.
12946 (push_target_argument_according_to_value): Likewise.
12947 (get_target_arguments): Likewise.
12948 (expand_omp_target): Call get_target_arguments instead of looking
12949 up for teams and thread limit.
12950 (grid_expand_omp_for_loop): New function.
12951 (grid_arg_decl_map): New type.
12952 (grid_remap_kernel_arg_accesses): New function.
12953 (grid_expand_target_kernel_body): New function.
12954 (expand_omp): Call it.
12955 (lower_omp_for): Do not emit phony constructs.
12956 (lower_omp_taskreg): Do not emit phony constructs but create for them
12957 a temporary variable receiver_decl.
12958 (lower_omp_taskreg): Do not emit phony constructs.
12959 (lower_omp_teams): Likewise.
12960 (lower_omp_grid_body): New function.
12961 (lower_omp_1): Call it.
12962 (grid_reg_assignment_to_local_var_p): New function.
12963 (grid_seq_only_contains_local_assignments): Likewise.
12964 (grid_find_single_omp_among_assignments_1): Likewise.
12965 (grid_find_single_omp_among_assignments): Likewise.
12966 (grid_find_ungridifiable_statement): Likewise.
12967 (grid_target_follows_gridifiable_pattern): Likewise.
12968 (grid_remap_prebody_decls): Likewise.
12969 (grid_copy_leading_local_assignments): Likewise.
12970 (grid_process_kernel_body_copy): Likewise.
12971 (grid_attempt_target_gridification): Likewise.
12972 (grid_gridify_all_targets_stmt): Likewise.
12973 (grid_gridify_all_targets): Likewise.
12974 (execute_lower_omp): Call grid_gridify_all_targets.
12975 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
12976 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
12977 (tree_omp_clause): Added union field dimension.
12978 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
12979 * tree.c (omp_clause_num_ops): Added number of arguments of
12980 OMP_CLAUSE__GRIDDIM_.
12981 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
12982 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
12983 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
12984 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
12985 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
12986 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
12987 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
12988 * tree-pass.h (make_pass_gen_hsail): Declare.
12989 (make_pass_ipa_hsa): Likewise.
12990 * ipa-hsa.c: New file.
12991 * lto-section-in.c (lto_section_name): Add hsa section name.
12992 * lto-streamer.h (lto_section_type): Add hsa section.
12993 * timevar.def (TV_IPA_HSA): New.
12994 * hsa-brig-format.h: New file.
12995 * hsa-brig.c: New file.
12996 * hsa-dump.c: Likewise.
12997 * hsa-gen.c: Likewise.
13000 * toplev.c (compile_file): Call hsa_output_brig.
13001 * hsa-regalloc.c: New file.
13003 2016-01-18 Jeff Law <law@redhat.com>
13005 PR tree-optimization/69320
13006 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
13007 ranged object, do nothing if the RHS constant is not [0..1].
13008 (optimize_stmt): Comparing a boolean ranged object against a
13009 constant outside [0..1] results in a compile-time constant.
13011 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
13014 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
13016 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13017 (Option Summary): Update to reflect new section and moved options.
13018 (C++ Dialect Options): Move -fstats to new section.
13019 (Debugging Options): Move all dump, statistics, and other GCC
13020 developer options to new section. Rewrite section introduction
13021 and re-order remaining options to put the more basic ones first.
13022 (Optimization Options): Move -fira-verbose and -flto-report* to
13024 (Developer Options): New section incorporating moved options.
13025 * doc/cppopts.texi (-dM): Update cross-reference.
13027 2016-01-18 Richard Henderson <rth@redhat.com>
13030 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
13031 operands to pseudo only if CSE is expected. Split long immediate
13032 operands only after reload, and for the stack pointer.
13033 (*add<GPI>3_pluslong): Remove.
13034 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
13035 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
13036 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
13037 (*add<GPI>3 peepholes): New.
13038 (*add<GPI>3 splitters): New.
13039 * config/aarch64/constraints.md (Upl): New.
13040 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
13042 2016-01-18 Richard Biener <rguenther@suse.de>
13044 PR tree-optimization/69297
13045 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
13047 (vect_bb_vectorization_profitable_p): Clear visited flag again.
13049 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
13051 PR middle-end/68542
13052 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
13053 of mixind vector and scalar types.
13054 (fold_relational_const): Add handling of vector
13055 comparison with boolean result.
13056 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
13057 comparison of vector operands with boolean result for EQ/NE only.
13058 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
13059 (verify_gimple_cond): Likewise.
13060 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
13063 2016-01-18 Joseph Myers <joseph@codesourcery.com>
13065 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
13068 2016-01-18 Richard Biener <rguenther@suse.de>
13070 PR middle-end/69308
13071 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
13073 2016-01-18 Tom de Vries <tom@codesourcery.com>
13075 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
13077 2016-01-18 Tom de Vries <tom@codesourcery.com>
13079 * omp-low.c (set_oacc_fn_attrib): Make extern.
13080 * omp-low.h (set_oacc_fn_attrib): Declare.
13081 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
13082 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
13083 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
13084 Add and handle function parameter oacc_kernels_p.
13085 (find_reduc_addr, get_omp_data_i_param): New function.
13086 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
13087 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
13088 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
13089 Calculate dominance info. Skip loops that are not in a kernels region
13090 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
13091 (pass_parallelize_loops::execute): Call parallelize_loops with
13092 oacc_kernels_p argument.
13093 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
13094 New member function.
13095 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
13096 * passes.def: Add argument to pass_parallelize_loops instantation.
13098 2016-01-18 Tom de Vries <tom@codesourcery.com>
13100 * tree-parloops.c (pass_parallelize_loops::execute): Allow
13101 pass_parallelize_loops to be run outside the loop pipeline.
13103 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13105 * tree-scalar-evolution.c (follow_copies_to_constant): New.
13106 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
13108 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13111 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
13112 using get_ref_base_and_extent.
13113 (equal_mem_array_ref_p): New.
13114 (hashable_expr_equal_p): Add call to previous.
13116 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
13119 * tree-sra.c (disqualified_constants, constant_decl_p): New.
13120 (sra_initialize): Allocate disqualified_constants.
13121 (sra_deinitialize): Free disqualified_constants.
13122 (disqualify_candidate): Update disqualified_constants when appropriate.
13123 (create_access): Scan for constant-pool entries as we go along.
13124 (scalarizable_type_p): Add check against type_contains_placeholder_p.
13125 (maybe_add_sra_candidate): Allow constant-pool entries.
13126 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
13127 (initialize_constant_pool_replacements): New.
13128 (sra_modify_assign): Avoid mangling assignments created by previous,
13129 and don't generate writes into constant pool.
13130 (sra_modify_function_body): Call initialize_constant_pool_replacements.
13132 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
13134 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
13135 andnot instruction.
13136 (scalar_chain::convert_op): Likewise.
13137 * config/i386/i386.md (*andndi3_doubleword): New.
13139 2016-01-18 Richard Biener <rguenther@suse.de>
13141 PR tree-optimization/69170
13142 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
13143 building a vector from scalar results of a pattern stmt.
13145 2016-01-18 Jakub Jelinek <jakub@redhat.com>
13147 * haifa-sched.c (autopref_multipass_init): Work around
13148 -Wmaybe-uninitialized warning.
13150 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
13152 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
13153 against the constant 0.
13155 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13157 PR tree-optimization/68799
13158 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
13159 look up phi candidates in the statement-candidate map.
13160 (phi_add_costs): Likewise.
13161 (record_phi_increments): Likewise.
13162 (phi_incr_cost): Likewise.
13163 (ncd_with_phi): Likewise.
13164 (all_phi_incrs_profitable): Likewise.
13166 2016-01-17 Jakub Jelinek <jakub@redhat.com>
13168 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
13169 -Wmaybe-uninitialized warning.
13171 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
13173 * doc/invoke.texi (Invoking GCC): Add new section to menu.
13174 (Option Summary): Update to reflect new section and moved options.
13175 (C++ Dialect Options): Move -fvtable-verify and related options.
13176 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
13177 and profiling-related options.
13178 (Optimization Options): Move profile generation options and
13179 -fstack-protector and related options.
13180 (Instrumentation Options): New section incorporating moved options.
13181 (Code Generation Options): Move -finstrument-functions and
13182 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
13184 2016-01-16 Tom de Vries <tom@codesourcery.com>
13186 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
13188 2016-01-16 Tom de Vries <tom@codesourcery.com>
13190 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
13192 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
13194 * hash-table.h (hash_table::empty): Turn into an inline wrapper
13195 that checks whether the table is already empty. Rename the
13196 original implementation to...
13197 (hash_table::empty_slot): ...this new private function.
13199 2016-01-15 David Malcolm <dmalcolm@redhat.com>
13201 PR diagnostic/68899
13202 * diagnostic-show-locus.c (layout::print_source_line): Move x
13203 offset of line until after call to
13204 get_line_width_without_trailing_whitespace.
13206 2016-01-15 Jeff Law <law@redhat.com>
13208 PR tree-optimization/69270
13209 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
13210 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
13211 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
13212 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
13213 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
13214 ssa_name_has_boolean_range and constant_boolean_node.
13216 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
13218 PR rtl-optimization/69030
13219 * lra-spills.c (remove_pseudos): Check nrefs and make the function
13221 (spill_pseudos): Delete debug insn for dead pseudo.
13222 (lra_spill): Initiate spill_hard_reg and slots memory separately.
13224 2016-01-15 Jiong Wang <jiong.wang@arm.com>
13226 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
13228 (TYPES_UNOPUS): Likewise.
13229 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
13230 builtin type, from UNOP to UNOPUS.
13231 (lbtruncuv4sf): Likewise.
13232 (lbtruncuv2df): Likewise.
13233 (lrounduv2sf): Likewise.
13234 (lrounduv4sf): Likewise.
13235 (lrounduv2df): Likewise.
13236 (lroundusf): Likewise.
13237 (lroundusf): Likewise.
13238 (lceiluv2sf): Likewise.
13239 (lceiluv4sf): Likewise.
13240 (lceiluv2df): Likewise.
13241 (lceilusf): Likewise.
13242 (lceiludf): Likewise.
13243 (lflooruv2sf): Likewise.
13244 (lflooruv4sf): Likewise.
13245 (lflooruv2df): Likewise.
13246 (lfloorusf): Likewise.
13247 (lfloorudf): Likewise.
13248 (lfrintnuv2sf): Likewise.
13249 (lfrintnuv4sf): Likewise.
13250 (lfrintnuv2df): Likewise.
13251 (lfrintnusf): Likewise.
13252 (lfrintnudf): Likewise.
13253 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
13255 (vcvtq_u32_f32): Likewise.
13256 (vcvtq_u64_f64): Likewise.
13257 (vcvta_u32_f32): Likewise.
13258 (vcvtaq_u32_f32): Likewise.
13259 (vcvtaq_u64_f64): Likewise.
13260 (vcvtm_u32_f32): Likewise.
13261 (vcvtmq_u32_f32): Likewise.
13262 (vcvtmq_u64_f64): Likewise.
13263 (vcvtn_u32_f32): Likwise.
13264 (vcvtnq_u32_f32): Likewise.
13265 (vcvtnq_u64_f64): Likewise.
13266 (vcvtp_u32_f32): Likewise.
13267 (vcvtpq_u32_f32): Likewise.
13268 (vcvtpq_u64_f64): Likewise.
13269 (vcvtmd_u64_f64): Likewise.
13270 (vcvtms_u32_f32): Likewise.
13271 (vcvtad_u64_f64): Likewise.
13272 (vcvtas_u32_f32): Likewise.
13273 (vcvtnd_u64_f64): Likewise.
13274 (vcvtns_u32_f32): Likewise.
13275 (vcvtpd_u64_f64): Likewise.
13276 (vcvtps_u32_f32): Likewise.
13278 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13280 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
13281 CSEL of zero_extended registers.
13283 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13285 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
13286 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
13288 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13290 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
13291 false when argument string is not found in the attributes table
13294 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
13297 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
13298 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
13299 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
13300 precision estimate.
13302 2016-01-15 Richard Biener <rguenther@suse.de>
13304 PR tree-optimization/66856
13305 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
13306 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
13307 (vect_create_new_slp_node): Increment stmt reference count.
13308 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
13309 an SLP tree before swapping operands.
13310 (vect_build_slp_tree): Likewise.
13311 (destroy_bb_vec_info): Free stmt info after SLP instances.
13312 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
13313 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
13314 (STMT_VINFO_NUM_SLP_USES): New macro.
13316 2016-01-15 Richard Biener <rguenther@suse.de>
13319 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
13320 (add_linkage_name): ... here.
13321 (gen_typedef_die): Use add_linkage_name_raw instead of
13322 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
13325 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
13327 * gimplify.c (oacc_default_clause): Decode reference and pointer
13328 types for both kernels and parallel regions.
13330 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
13332 PR middle-end/69246
13333 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
13335 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13337 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
13338 (convert_scalars_to_vector): Likewise.
13340 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
13342 * doc/extend.texi (Type Traits): Fix grammar.
13344 2016-01-15 Martin Jambor <mjambor@suse.cz>
13346 * tree-inline.c (remap_decl): Use existing dclarations if
13347 remapping a type and prevent_decl_creation_for_types.
13348 (replace_locals_stmt): Do an initial remapping of non-VLA typed
13349 decls first. Do real remapping with
13350 prevent_decl_creation_for_types set.
13351 * tree-inline.h (copy_body_data): New field
13352 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
13355 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13357 * config/s390/s390.opt (mmvcle): More verbose help text.
13359 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
13361 * config/s390/s390.opt: Add period to -mzvector option text.
13363 2016-01-15 Richard Biener <rguenther@suse.de>
13365 PR tree-optimization/68961
13366 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
13367 of invariants in stores again.
13369 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
13371 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
13373 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
13375 * config/i386/i386.c (ix86_expand_branch): Don't split
13376 DI mode xor instruction to SI mode.
13378 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13381 * ipa-icf.c (sem_function::merge): Virtual functions may become
13382 reachable even if they address is not taken and there are no
13385 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
13387 * lto-streamer-out.c (subtract_estimated_size): New function.
13388 (get_symbol_initial_value): Use it.
13390 2016-01-15 Christian Bruel <christian.bruel@st.com>
13393 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
13394 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
13395 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
13396 use add_builtin_function_ext_scope instead of add_builtin_function.
13397 (neon_set_p, neon_crypto_set_p): Remove.
13398 (arm_init_builtins): Always call arm_init_neon_builtins and
13399 arm_init_crypto_builtins.
13400 (arm_expand_builtin): Check that builtins are allowed for the arch.
13401 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
13402 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
13403 arm_init_neon_builtins call.
13405 2016-01-15 Richard Biener <rguenther@suse.de>
13407 PR tree-optimization/69117
13408 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
13409 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
13410 of the leader conservatively.
13411 (free_scc_vn): Restore original SSA name infos.
13413 2016-01-14 Jeff Law <law@redhat.com>
13415 PR tree-optimization/69270
13416 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
13417 single bit of precision, verify it's also unsigned.
13418 (record_edge_info): Use constant_boolean_node rather than fold_convert
13419 to convert boolean_true/boolean_false to the right type.
13421 2016-01-14 Richard Henderson <rth@redhat.com>
13424 * loop-doloop.c (record_reg_sets): New.
13425 (doloop_optimize): Reject the transform if the sequence
13426 clobbers registers live at the end of the loop block.
13427 (doloop_optimize_loops): Enable df_live if needed.
13429 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
13431 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
13432 * config/rs6000/rs6000.c: Likewise.
13433 * config/rs6000/rs6000.h: Likewise.
13434 * config/rs6000/rs6000.md: Likewise.
13435 * doc/extend.texi: Likewsie.
13437 2016-01-14 Jeff Law <law@redhat.com>
13439 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
13442 2016-01-14 Richard Henderson <rth@redhat.com>
13446 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
13447 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
13448 instead of builtin_decl_declared_p to test for declaration.
13450 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
13452 * doc/loop.texi (Loop Analysis and Representation): Document
13453 loop_depth function.
13455 2016-01-14 Tom de Vries <tom@codesourcery.com>
13457 PR tree-optimization/68773
13458 * omp-low.c (expand_omp_target): Don't set force_output.
13459 * varpool.c (varpool_node::get_create): Same.
13460 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
13461 offload_funcs with force_output.
13463 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13466 * lra-eliminations.c (move_plus_up): Don't change anything if either
13467 the outer or inner subreg mode is not MODE_INT.
13468 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
13469 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
13471 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13473 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
13474 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
13475 reduc_uplus_@var{m}): Remove.
13476 * expr.c (expand_expr_real_2): Remove expansion path for
13477 reduc_[us](min|max|plus) optabs.
13478 * optabs-tree.c (scalar_reduc_to_vector): Remove.
13479 * optabs-tree.h (scalar_reduc_to_vector): Remove.
13480 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
13481 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
13482 * tree-vect-loop.c (vectorizable_reduction): Remove test for
13483 reduc_[us](min|max|plus) optabs.
13485 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
13487 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
13488 (reduc_plus_scal_v2sf): New.
13489 (reduc_smax_v2sf): Rename to...
13490 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
13491 (reduc_smin_v2sf): Rename to...
13492 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
13494 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
13496 * alias.c (compare_base_symbol_refs): New function.
13497 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
13500 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13502 PR middle-end/68146
13503 PR tree-optimization/69155
13504 * tree-complex.c: Include cfganal.h.
13505 (phis_to_revisit): New variable.
13506 (extract_component): Add phiarg_p argument. Assert that returned
13507 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
13508 (update_phi_components): Partly rewrite to use loop over real/imag
13509 components instead of code duplication. If extract_component returns
13510 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
13511 create_tmp_reg into the PHI node instead, and mention the phi triplet
13512 in phis_to_revisit.
13513 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
13514 in phis_to_revisit at the end.
13516 2016-01-14 Richard Biener <rguenther@suse.de>
13518 PR tree-optimization/68060
13519 * tree-vect-loop.c (vect_is_simple_reduction): Check the
13520 outer loop reduction is only used in the inner loop before
13521 detecting a double reduction.
13523 2016-01-14 Jakub Jelinek <jakub@redhat.com>
13526 * combine.c (expand_field_assignment): Punt if compute_mode is
13527 unsupported scalar mode.
13529 2016-01-14 Richard Biener <rguenther@suse.de>
13531 PR tree-optimization/66856
13532 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
13533 SLP node only if it built successfully.
13534 (vect_analyze_slp_instance): Adjust.
13536 2016-01-14 Jeff Law <law@redhat.com>
13538 PR tree-optimization/69270
13539 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
13540 (record_edge_info): Use it. Convert boolean_{true,false}_node
13541 to the type of op0.
13543 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
13546 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
13547 use block_ultimate_origin
13548 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
13550 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13552 * doc/invoke.texi (Submodel Options): Rename section to
13553 "Machine-Dependent Options" to better reflect its content.
13554 Rewrite introductory text to remove archaic CPU names.
13557 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
13559 * doc/invoke.texi (Code Gen Options): Move section up in file,
13560 before target-specific options. Update menu and option summary
13561 to reflect the new section ordering.
13563 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13565 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
13566 (C++ Dialect Options): Add cross-reference to -std option.
13567 * doc/standards.texi (C++ Language): Document C++14 support.
13569 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13571 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
13572 for pack/unpack functions for __ibm128.
13573 (PACK_IF): Likewise.
13574 (UNPACK_IF): Likewise.
13576 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
13577 support for __ibm128 pack/unpack functions.
13578 (rs6000_invalid_builtin): Likewise.
13579 (rs6000_init_builtins): Likewise.
13580 (rs6000_opt_masks): Likewise.
13582 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
13583 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
13585 (RS6000_BTM_COMMON): Likewise.
13587 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
13588 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
13589 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
13590 128-bit floating point. Add support for the double values to be
13591 in Altivec registers for TF/IF packing and unpacking, but restrict
13592 TD packing sub-fields to be FPR registers. Don't allow overlapped
13593 register support for packing. Allow pack inputs to be memory
13594 locations. Don't build generator functions for unpack<mode>_dm
13595 and unpack<mode>_nodm.
13596 (unpack<mode>_dm): Likewise.
13597 (unpack<mode>_nodm): Likewise.
13598 (pack<mode>): Likewise.
13600 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
13601 built-in functions to pack/unpack explicit __ibm128 values.
13602 (__builtin_unpack_ibm128): Likewise.
13604 * doc/extend.texi (PowerPC Built-in Functions): Document
13605 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
13607 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
13610 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
13611 Add new arg loc and pass it down as context.
13612 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
13613 to the location to use for the warning.
13614 (check_function_arguments): New arg loc. All callers changed. Pass
13615 it to check_function_nonnull.
13616 * c-common.h (check_function_arguments): Adjust declaration.
13618 2016-01-13 Jakub Jelinek <jakub@redhat.com>
13620 PR tree-optimization/69156
13621 * gimple.c (validate_type): Removed.
13622 (gimple_builtin_call_types_compatible_p): Use
13623 useless_type_conversion_p instead of validate_type.
13624 * value-prof.c (gimple_stringop_fixed_value): Fold
13625 icall_size to correct type.
13627 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
13629 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
13632 2016-01-13 Richard Henderson <rth@redhat.com>
13635 * target.def (builtin_tm_load, builtin_tm_store): Remove.
13636 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
13637 (ix86_builtin_tm_store): Remove.
13638 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13639 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13640 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
13641 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
13642 * doc/tm.texi: Rebuild.
13644 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
13645 (BUILT_IN_TM_MEMCPY_RTWN): New.
13646 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
13647 fallback from vector to integer helpers.
13648 (build_tm_load): Handle vector types directly, instead of
13650 (build_tm_store): Likewise.
13651 (expand_assign_tm): Prepare for register types not handled by
13652 the above. Copy them to memory and use memcpy.
13653 * tree.c (tm_define_builtin): New.
13654 (find_tm_vector_type): New.
13655 (build_tm_vector_builtins): New.
13656 (build_common_builtin_nodes): Call it.
13658 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
13660 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
13661 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
13663 2016-01-13 Tom de Vries <tom@codesourcery.com>
13665 PR tree-optimization/69169
13666 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
13667 handled_struct_type param.
13668 (create_variable_info_for, intra_create_variable_infos): Call
13669 create_variable_info_for_1 with extra arg.
13671 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
13673 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
13674 and "armv8.1-a+crc" entries.
13676 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
13679 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
13680 Change first operand predicate from register_or_constm1_operand
13681 to register_operand.
13682 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
13683 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
13684 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
13685 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
13686 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
13687 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
13688 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
13689 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
13690 comparison with constm1_rtx from vec_prefetch_gen part.
13692 2016-01-13 Richard Biener <rguenther@suse.de>
13694 PR tree-optimization/69013
13695 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
13696 Exchange assert for a test.
13698 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13701 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
13703 2016-01-13 Richard Biener <rguenther@suse.de>
13705 PR tree-optimization/69242
13706 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
13707 assert with a check.
13709 2016-01-13 Richard Biener <rguenther@suse.de>
13711 PR tree-optimization/69186
13712 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
13713 Properly guard vect_update_misalignment_for_peel call.
13715 2016-01-12 Jeff Law <law@redhat.com>
13717 PR tree-optimization/pr67755
13718 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
13719 "need_profile_correction".
13720 (thread_block_1): Initialize new field to false by default. If we
13721 have multiple thread paths through a common joiner to different
13722 final targets, then set new field to true.
13723 (compute_path_counts): Only do count adjustment when it's really
13726 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13728 * doc/invoke.texi (Spec Files): Move section down in file, past
13729 all command-line option descriptions.
13731 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13733 PR middle-end/54809
13734 * doc/gty.texi: Remove documentation of mark_hook.
13735 * gengtype.c (struct write_types_data): Remove code to support
13736 mark_hook attribute.
13737 (walk_type): Likewise.
13738 (write_func_for_structure): Likewise.
13740 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13742 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
13743 Directory Options, and -specs= to Overall Options.
13744 (Overall Options): Adjust similarly. Reorder to group related
13745 options together. Make -specs= cross-reference the spec file details.
13746 (Directory Options): Adjust similarly.
13748 2016-01-12 Jeff Law <law@redhat.com>
13750 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
13752 2016-01-12 Olivier Hainque <hainque@adacore.com>
13754 * gcc.c (spec_undefvar_allowed): New global.
13755 (process_command): Set to true when running for --version or --help,
13757 (getenv_spec_function): When the variable is not defined, use the
13758 variable name as the variable value if we're allowed not to issue
13761 2016-01-12 Bin Cheng <bin.cheng@arm.com>
13763 PR tree-optimization/68911
13764 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
13765 information computed for expression "init + nit * step".
13767 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
13769 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
13770 about name of GCC executable. Remove deleted node from menu.
13771 (Directory Options) <-B>: Remove cross-reference to deleted node.
13772 (Target Options): Delete section.
13774 2016-01-12 Christian Bruel <christian.bruel@st.com>
13777 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
13778 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
13780 2016-01-12 Jakub Jelinek <jakub@redhat.com>
13783 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
13784 aligned_mem is properly set for AVX512-VL floating point masked
13788 * ifcvt.c (cond_exec_process_if_block): When removing the last
13789 insn from then_bb, remove also any possible barriers that follow it.
13791 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
13795 * config/i386/iamcu.h (SIZE_TYPE): New macro.
13796 (PTRDIFF_TYPE): Likewise.
13797 (WCHAR_TYPE): Likewise.
13798 (WCHAR_TYPE_SIZE): Likewise.
13799 (STDINT_LONG32): Likewise.
13801 2016-01-12 Richard Biener <rguenther@suse.de>
13803 PR tree-optimization/69053
13804 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
13805 convert initial value for cond reductions.
13807 2016-01-12 Richard Biener <rguenther@suse.de>
13809 PR tree-optimization/69007
13810 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
13811 widen_sum after dot_prod and sad.
13813 2016-01-12 Richard Biener <rguenther@suse.de>
13815 PR tree-optimization/69168
13816 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
13817 pattern stmt SLP type.
13818 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
13819 end up unused so cope with that case.
13821 2016-01-12 Richard Biener <rguenther@suse.de>
13823 PR tree-optimization/69157
13824 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
13825 stmts def type only during analyze phase.
13826 (vectorizable_call): Likewise.
13827 (vectorizable_simd_clone_call): Likewise.
13828 (vectorizable_conversion): Likewise.
13829 (vectorizable_assignment): Likewise.
13830 (vectorizable_shift): Likewise.
13831 (vectorizable_operation): Likewise.
13832 (vectorizable_store): Likewise.
13833 (vectorizable_load): Likewise.
13835 2016-01-12 Richard Biener <rguenther@suse.de>
13837 PR tree-optimization/69174
13838 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
13840 (vectorizable_load): Properly compute the number of loads needed
13841 for permuted strided SLP loads and do not spuriously assign
13842 to SLP_TREE_VEC_STMTS.
13844 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
13846 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
13847 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
13848 (MD_EXEC_PREFIX): Remove.
13849 (MD_STARTFILE_PREFIX) Removee.
13850 (FILE_NAME_ABSOLUTE_P): Remove.
13851 (CPP_SPEC): Do not read macros from sys/version.h.
13852 (LINK_COMMAND_SPEC): Remove.
13853 (LOCAL_INCLUDE_DIR): Remove.
13854 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
13855 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
13856 (POST_LINK_SPEC): Define to invoke stubify after linker
13857 (LIBSTDCXX): Remove define
13858 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
13859 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
13860 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
13861 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
13862 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
13863 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
13864 (i386_djgpp_asm_named_section): Add propotype of new procedure
13866 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
13867 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
13868 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
13869 in config/i386/djgpp.h).
13870 (STANDARD_STARTFILE_PREFIX_2): Define identical to
13871 STANDARD_STARTFILE_PREFIX_1.
13872 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
13873 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
13874 installation errors.
13875 (MAX_OFILE_ALIGNMENT): Define to 128.
13876 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
13878 * config/i386/djgpp.c: New file. Add implementation of
13879 i386_djgpp_asm_named_section.
13881 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
13883 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
13884 Add rule for building djgpp.o.
13886 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13888 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
13889 (rtx_is_swappable_p): Reductions are swappable.
13890 (insn_is_swappable_p): V2DF reductions are swappable.
13892 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
13894 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
13895 reloads for other unsupported memory operands.
13897 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13898 Jim Wilson <jim.wilson@linaro.org>
13901 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
13902 copy_to_mode_reg instead of force_reg.
13904 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13907 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
13908 TARGET_80387 is true.
13910 2016-01-11 Jakub Jelinek <jakub@redhat.com>
13913 * lra-eliminations.c (move_plus_up): Only move plus up
13914 if subreg of the constant can be simplified into constant
13915 and use the simplified subreg of the constant instead of
13916 the original constant.
13918 * fold-const.c (fold_convertible_p): Don't return true
13919 for conversion of VECTOR_TYPE to same sized integral type.
13920 (fold_convert_loc): Fix up formatting. Fold conversion of
13921 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
13922 instead of NOP_EXPR.
13924 PR tree-optimization/69214
13925 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
13926 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
13929 PR tree-optimization/69207
13930 * tree-vect-slp.c (vect_get_constant_vectors): For
13931 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
13932 fold_convertible_p to vector_type's element type, and always
13933 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
13935 2016-01-11 Richard Biener <rguenther@suse.de>
13937 PR tree-optimization/69173
13938 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
13939 fixup the cycle if all stmts are in a pattern.
13941 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
13943 PR middle-end/68999
13944 * alias.c (base_alias_check): Move check for addresses with
13945 alignment ANDs before the call for compare_base_decls.
13946 (memrefs_conflict_p): Return -1 for different decls
13947 that went through alignment adjustments.
13949 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13951 PR rtl-optimization/68796
13952 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
13953 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
13954 and QImode comparisons against zero with CC_NZmode.
13955 * config/aarch64/iterators.md (short_mask): New mode_attr.
13957 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
13959 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
13960 (<avx512>_store<mode>_mask): Likewise.
13962 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
13963 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13965 PR rtl-optimization/68841
13966 * ifcvt.c (struct noce_if_info): Add orig_x field.
13967 (bbs_ok_for_cmove_arith): Add to_rename parameter.
13968 Don't record conflicts on to_rename if it's present.
13969 Allow memory destinations in sets.
13970 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
13971 blocks, passing orig_x to the checks.
13972 (noce_process_if_block): Set if_info->orig_x appropriately.
13974 2016-01-11 Tom de Vries <tom@codesourcery.com>
13976 PR tree-optimization/69069
13977 * tree-parloops.c (create_parallel_loop): Add missing phi args.
13979 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
13981 PR rtl-optimization/68920
13982 * config/i386/i386.c (ix86_option_override_internal): Restrict number
13983 of conditional moves for RTL if-conversion to 1 for
13984 TARGET_ONE_IF_CONV_INSN.
13985 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
13986 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
13987 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
13988 parameter to restirct number of conditional moves for
13990 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
13991 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
13994 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
13997 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
13998 onepart vars. Fix typo in comment. Fix reversed condition in
14000 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
14003 * var-tracking.c (dump_onepart_variable_differences): New.
14004 (dataflow_set_different): If a detailed dump is requested,
14005 delay early returns and dump differences between onepart
14006 variables present before and after, and added variables.
14008 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
14011 * expr.c (expand_expr_real_1): For boolean vector constants
14012 with a scalar mode use const_scalar_mask_from_tree.
14013 (const_scalar_mask_from_tree): New.
14014 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
14015 assigned to a mask type to handle constants.
14017 2016-01-11 Martin Jambor <mjambor@suse.cz>
14020 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
14021 useless parameters if we cannot change function signature.
14023 2016-01-11 Martin Jambor <mjambor@suse.cz>
14026 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
14029 2016-01-11 Tom de Vries <tom@codesourcery.com>
14031 PR tree-optimization/69109
14032 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
14035 2016-01-11 Tom de Vries <tom@codesourcery.com>
14037 PR tree-optimization/69108
14038 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
14039 res is not used in a phi.
14041 2016-01-11 Yury Gribov <y.gribov@samsung.com>
14044 * common.opt (frandom-seed): Fix parameter name.
14045 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
14047 2016-01-11 Tom de Vries <tom@codesourcery.com>
14049 PR tree-optimization/69058
14050 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
14053 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
14055 * config/arc/arc.opt (mdiv-rem): Add period to the end.
14056 (mcode-density): Likewise.
14058 2016-01-10 Tom de Vries <tom@codesourcery.com>
14060 PR tree-optimization/69062
14061 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
14062 (parallelize_loops): Don't paralelize loop that has phi with address
14065 2016-01-10 Tom de Vries <tom@codesourcery.com>
14067 PR tree-optimization/69039
14068 * tree-parloops.c (try_create_reduction_list): Only allow single exit
14071 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
14073 PR middle-end/68743
14074 * match.pd: Require target has function_c99_misc before doing
14075 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
14077 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
14079 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
14081 * configure: Regenerate.
14083 2016-01-09 Jakub Jelinek <jakub@redhat.com>
14085 PR middle-end/50865
14086 PR tree-optimization/69097
14087 * fold-const.h (expr_not_equal_to): New prototype.
14088 * fold-const.c: Include stringpool.h and tree-ssanames.h.
14089 (expr_not_equal_to): New function.
14090 * match.pd (X % -Y is the same as X % Y): Don't optimize
14091 unless X is known not to be equal to minimum or Y is known
14092 not to be equal to -1.
14093 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
14094 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
14095 (simplify_stmt_using_ranges): Adjust caller.
14096 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
14097 substitute_and_fold.
14099 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
14101 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
14104 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14106 PR tree-optimization/69167
14107 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
14108 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
14110 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
14112 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14113 Richard Biener <rguenther@suse.de>
14115 PR tree-optimization/68707
14116 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
14117 instances that can be handled via vect_load_lanes.
14119 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
14121 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
14122 if we can't determine address equivalence.
14123 * alias.c (compare_base_decl): Update for changed return value of
14124 symtab_node::equal_address_to.
14126 2016-01-08 Jason Merrill <jason@redhat.com>
14130 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
14131 * expr.c (store_field): Not here.
14132 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
14133 call with TREE_ADDRESSABLE type.
14134 * tree-cfg.c (verify_gimple_call): Adjust.
14136 2016-01-08 Olivier Hainque <hainque@adacore.com>
14138 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
14141 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
14143 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
14144 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
14145 (reduc_smin_v2sf): Rename to...
14146 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
14147 (reduc_splus_v2sf): Rename to...
14148 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
14150 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14152 PR tree-optimization/69162
14153 * gimplify.c (gimplify_va_arg_expr): Encode original type of
14154 valist argument in another argument.
14155 (gimplify_modify_expr): Adjust for the above change. Cleanup.
14156 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
14157 to determine the va_list type, build a MEM_REF instead of
14158 build_fold_indirect_ref.
14160 PR tree-optimization/69172
14161 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
14164 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
14166 PR tree-optimization/67781
14167 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
14168 and cmpnop in two steps: first the ones not accessed in original
14169 gimple expression in a endian independent way and then the ones not
14170 accessed in the final result in an endian-specific way.
14172 2016-01-08 Jakub Jelinek <jakub@redhat.com>
14174 PR tree-optimization/69083
14175 * tree-vect-slp.c (vect_get_constant_vectors): For
14176 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
14177 element type. If op is fold_convertible_p to vector_type's element
14178 type, use NOP_EXPR instead of VCE.
14180 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
14182 PR rtl-optimization/67778
14183 PR rtl-optimization/68634
14184 PR rtl-optimization/68909
14185 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
14186 block from the stack until done with it. Remove a superfluous
14187 bitmap set. Remove a superfluous bitmap test.
14189 2016-01-07 Martin Sebor <msebor@redhat.com>
14192 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
14193 constraint on the type of arguments.
14195 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
14197 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
14198 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
14199 unaligned_access on the gcc_options set.
14200 * config/arm/arm.c (arm_option_override_internal): Use
14201 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
14203 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14206 * config/i386/i386.c (ix86_frame_pointer_required): Enable
14207 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
14209 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
14212 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14215 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14216 depending on frame_pointer_needed before remaining integer and SSE
14217 registers are saved.
14219 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
14222 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
14224 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
14227 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
14228 Use the "xBm" constraint.
14229 (float<sseintvecmodelower><mode>2<mask_name><round_name):
14231 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
14232 (sse_cvtsi2ssq<round_name>): Likewise.
14233 (sse_cvtss2si<round_name>): Likewise.
14234 (sse_cvtss2siq<round_name>): Likewise.
14235 (sse2_cvtsi2sdq<round_name>): Likewise.
14236 (sse2_cvtsd2si<round_name>): Likewise.
14237 (sse2_cvtsd2siq<round_name>): Likewise.
14238 * config/i386/subst.md (round_nimm_scalar_predicate): New
14241 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
14243 PR middle-end/67639
14244 * varasm.c (make_decl_rtl): Mark invalid register vars as
14247 PR rtl-optimization/66206
14248 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
14249 All callers changed.
14251 2016-01-07 Jakub Jelinek <jakub@redhat.com>
14253 PR tree-optimization/69141
14254 * tree-ssa-pre.c: Include langhooks.h.
14255 (eliminate_dom_walker::before_dom_children): Use
14256 lang_hooks.decl_printable_name instead of
14257 cgraph_node::get ()->name ().
14259 PR middle-end/68960
14260 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
14261 it and DECL_ALIGN too.
14263 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
14265 * config/mips/mips-ftypes.def: Sort to lexicographical order.
14267 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
14271 depending on frame_pointer_needed before remaining integer and SSE
14272 registers are saved.
14274 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14276 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
14277 mode iterator with VSX_M2.
14278 (*p9_vecstore_<mode>): Likewise.
14279 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
14280 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
14281 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
14282 (define_split for VSX_LE128 stores): Likewise.
14283 (define_peephole2 for TImode LE swaps): Likewise.
14284 (define_split for VSX_LE128 post-reload stores): Likewise.
14286 2016-01-06 Marek Polacek <polacek@redhat.com>
14289 * convert.c (convert_to_integer_1): Adjust call to
14290 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
14291 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
14292 EXPR instead of ARG.
14293 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
14295 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14298 * doc/extend.texi (RL78 Variable Attributes): New section.
14300 2016-01-05 Marek Polacek <polacek@redhat.com>
14303 * builtins.c (get_memmodel): Use expansion point location rather than
14304 the input location. Call warning_at rather than warning.
14305 (expand_builtin_atomic_compare_exchange): Likewise.
14306 (expand_builtin_atomic_load): Likewise.
14307 (expand_builtin_atomic_store): Likewise.
14308 (expand_builtin_atomic_clear): Likewise.
14310 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14313 * config/i386/i386.c (ix86_expand_vector_logical_operator):
14314 Replace nonimmediate_operand with vector_operand.
14315 * config/i386/predicates.md (vector_operand): New predicate.
14316 (general_vector_operand): Replace nonimmediate_operand with
14318 * config/i386/sse.md: Replace nonimmediate_operand with
14319 vector_operand and m constraint with Bm constraint on SSE
14320 patterns with 16-byte memory operand.
14321 * config/i386/subst.md (round_nimm_predicate): Replace
14322 nonimmediate_operand with vector_operand.
14323 (round_saeonly_nimm_predicate): Likewise.
14324 (round_saeonly_nimm_scalar_predicate): New.
14326 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
14329 * config/i386/constraints.md (Bm): New constraint.
14330 * config/i386/predicates.md (vector_memory_operand): New
14332 * config/i386/sse.md: Replace xm with xBm in plusminus and
14333 any_logic patterns.
14335 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14338 * doc/extend.texi (V850 Function Attributes): New section.
14339 (V850 Variable Attributes): New section.
14341 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
14344 * doc/extend.texi (MicroBlaze Function Attributes): Document
14345 interrupt_handler and fast_interrupt attributes.
14347 2016-01-05 Sergei Trofimovich <siarheit@google.com>
14350 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
14351 for local symbolic operands.
14352 * config/ia64/predicates.md (local_symbolic_operand64): New
14355 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14357 PR rtl-optimization/68651
14358 * combine.c (combine_simplify_rtx): Canonicalize x + x into
14361 2016-01-05 Nathan Sidwell <nathan@acm.org>
14363 * alias.c (compare_base_decls): Use symtab_node::get.
14365 2016-01-05 Nick Clifton <nickc@redhat.com>
14368 * ira-costs.c (copy_cost): Initialise the t_icode field of the
14369 secondary_reload_info structure.
14372 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
14373 decls if weak support is available.
14375 2016-01-04 Martin Sebor <msebor@redhat.com>
14377 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
14379 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14381 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
14382 OPTION_MASK_P9_DFORM.
14384 * config/rs6000/constraints.md (wo constraint): New constraint for
14387 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
14389 (rs6000_init_hard_regno_mode_ok): Likewise.
14391 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
14394 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
14395 expanders not to have constraints. Add support for ISA 3.0 xxperm
14396 instruction. Add support for fusing xxlor with xxperm.
14397 (altivec_vperm_<mode>_internal): Likewise.
14398 (altivec_vperm_v8hiv16qi): Likewise.
14399 (altivec_vperm_<mode>v16q): Likewise.
14400 (altivec_vperm_<mode>_uns): Likewise.
14401 (vperm_v8hiv4si): Likewise.
14402 (vperm_v16qiv8hi): Likewise.
14404 * doc/md.texi (RS/6000 constraints): Document wo constraint.
14406 2016-01-04 Jakub Jelinek <jakub@redhat.com>
14408 Update copyright years.
14410 * gcc.c (process_command): Update copyright notice dates.
14411 * gcov-dump.c (print_version): Ditto.
14412 * gcov.c (print_version): Ditto.
14413 * gcov-tool.c (print_version): Ditto.
14414 * gengtype.c (create_file): Ditto.
14415 * doc/cpp.texi: Bump @copying's copyright year.
14416 * doc/cppinternals.texi: Ditto.
14417 * doc/gcc.texi: Ditto.
14418 * doc/gccint.texi: Ditto.
14419 * doc/gcov.texi: Ditto.
14420 * doc/install.texi: Ditto.
14421 * doc/invoke.texi: Ditto.
14423 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14425 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
14426 modes larger than TImode as TImode if NEON is not enabled.
14428 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14431 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
14432 mode for %f0-%f31 only if TARGET_FPU.
14434 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
14437 * config/sparc/sparc.c (scan_record_type): Take into account subfields
14438 to compute the PACKED_P predicate.
14439 (function_arg_record_value): Minor tweaks.
14441 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
14443 * doc/install.texi (--with-multilib-list): Describe the meaning of the
14444 option for arm*-*-* targets.
14446 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
14448 * doc/extend.texi (Common Function Attributes): Move docs for
14449 MSP430-specific attributes to....
14450 (MSP430 Function Attributes): ...here. Delete the redundant
14451 entries and copy-edit the remaining text.
14452 (MSP430 Variable Attributes): Use uniform format for index
14453 entries and add a cross-reference to the corresponding function
14456 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
14458 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
14460 (x86 Options): Likewise.
14462 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14466 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
14467 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
14468 to corresponding attribute.
14470 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
14472 * doc/extend.texi (Common Function Attributes) <noplt>: Move
14473 to correct alphabetization of table. Copy-edit and correct
14475 <stack_protect>: Likewise.
14476 <target_clones>: Likewise.
14478 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
14479 Correct punctuation.
14480 (Code Gen Options) <-fno-plt>: Copy-edit.
14482 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
14485 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
14486 SI values. Explicitly convert SI to DI and vice-versa.
14488 2016-01-01 Jakub Jelinek <jakub@redhat.com>
14490 PR tree-optimization/69070
14491 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
14492 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
14495 * ubsan.c (ubsan_instrument_float_cast): Call
14496 initialize_sanitizer_builtins.
14499 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
14501 Copyright (C) 2016 Free Software Foundation, Inc.
14503 Copying and distribution of this file, with or without modification,
14504 are permitted in any medium without royalty provided the copyright
14505 notice and this notice are preserved.