1 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2 Jakub Jelinek <jakub@redhat.com>
4 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
5 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
7 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
9 * lra-constraints.c (process_address_1): Do not attempt to decompose
10 addresses for MEMs that satisfy fixed-form constraints.
12 2016-12-14 Richard Biener <rguenther@suse.de>
14 PR tree-optimization/78788
15 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
16 (set_and_canonicalize_value_range): Do not drop the above to
19 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
22 Adjust unaligned load cost.
24 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
27 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
28 Calculate additional gain for andnot for targets without BMI.
30 2016-12-13 Carl Love <cel@us.ibm.com>
32 * config/rs6000/rs6000-c.c: Add built-in support for
33 vector float vec_pack (vector double, vector double)
34 vector double vec_sld (vector double, vector double)
35 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
36 4-bit unsigned literal.
37 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
38 * doc/extend.texi: Update the built-in documentation file for the
39 new powerpc vec_pack and vec_sld built-ins.
41 2016-12-13 Martin Liska <mliska@suse.cz>
43 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
44 (sanopt_optimize): Add new argument.
45 (sanitize_asan_mark_unpoison): New function.
46 (maybe_contains_asan_check): Likewise.
47 (sanitize_asan_mark_poison): Likewise.
48 (pass_sanopt::execute): Call the new functions.
50 2016-12-13 Martin Liska <mliska@suse.cz>
52 PR tree-optimization/78428
53 * expr.c (store_constructor_field): Add new arguments to the function.
54 (store_constructor): Set up bitregion_end and add gcc_unreachable to
55 fields that have either non-constant size or (and) offset.
57 2016-12-13 Marek Polacek <polacek@redhat.com>
59 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
60 parameters' type from int to HOST_WIDE_INT.
61 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
63 (build_classic_dist_vector_1): Likewise.
64 (add_multivariate_self_dist): Likewise.
66 2016-12-13 Michael Matz <matz@suse.de>
68 PR tree-optimization/78725
69 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
72 2016-12-13 Martin Liska <mliska@suse.cz>
74 * asan.c (asan_expand_mark_ifn): Use renamed
75 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
76 * sanitizer.def: Likewise.
78 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
80 * doc/extend.texi (Half-Precision): Update to document current
83 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
85 * doc/extend.texi (Floating Types): Document availability of
86 _Float16 on ARM/AArch64.
88 2016-12-13 Richard Biener <rguenther@suse.de>
90 PR tree-optimization/78699
91 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
94 2016-12-13 Richard Biener <rguenther@suse.de>
97 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
98 * tree-object-size.c (compute_builtin_object_size): Use
100 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
102 2016-12-13 Martin Liska <mliska@suse.cz>
104 * asan.c (asan_mark_poison_p): Remove.
105 (asan_mark_p): New function.
106 (transform_statements): Use the function.
107 (asan_expand_mark_ifn): Do not use masked enum.
108 * asan.h (enum asan_mark_flags): Declare it via a macro.
109 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
110 argument of ASAN_MARK.
111 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
112 (asan_poison_variable): Likewise.
114 2016-12-13 Jakub Jelinek <jakub@redhat.com>
117 * ipa-pure-const.c (cdtor_p): Return true for
118 DECL_STATIC_{CON,DE}STRUCTOR even when it is
119 DECL_LOOPING_CONST_OR_PURE_P.
121 2016-12-12 Jakub Jelinek <jakub@redhat.com>
123 PR tree-optimization/78777
124 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
125 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
128 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
131 2016-12-12 Martin Sebor <msebor@redhat.com>
135 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
136 rather than res.bounded.
137 (get_width_and_precision): Set precision to -1 when negative.
138 (adjust_range_for_overflow): New function.
139 (format_integer): Correct the handling of the space, plus, and pound
140 flags, and the special case of zero precision.
141 Always set res.bounded to true unless either precision or width
142 is specified and unknown.
143 Call adjust_range_for_overflow.
144 Avoid use zero as the shortest value when precision is specified
146 (format_directive): Remove vestigial quoting. Always inform of
147 argument value or range when it's available.
148 (add_bytes): Correct the computation of boundrange used to
149 decide whether a warning is of a "maybe" or "defnitely" kind.
151 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
153 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
155 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
158 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
159 flag_unsafe_math_optimizations.
160 (X87_ENABLE_FLOAT): Ditto.
162 2016-12-12 Marek Polacek <polacek@redhat.com>
165 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
166 Case 1; check POINTER_TYPE_P instead.
168 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
170 PR rtl-optimization/78669
171 * ira.c (combine_and_move_insns): When deleting an insn, clear the
172 replace flag for all used regs in that insn.
174 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
176 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
177 arm_arch_core_flags to ...
178 * common/config/arm/arm-common.c: There.
180 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
182 * config/sparc/constraints.md (T): Use special memory constraint.
184 (W): Add TARGET_ARCH64 test.
185 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
186 (*movdf_insn_sp32): Likewise.
187 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
188 conjunction with offsettable memory references.
190 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
192 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
193 to avoid shared structure error.
195 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
198 * config/rs6000/rs6000.c (find_alignment_op): Discard from
199 consideration any artificial definition.
201 2016-12-11 Iain Sandoe <iain@codesourcery.com>
203 * configure.ac (CROSS directory tests): Remove the assumption that
204 Darwin hosts contain suitable target sysroots in "/".
205 * configure: Regenerate.
207 2016-12-11 Iain Sandoe <iain@codesourcery.com>
209 PR rtl-optimization/71496
210 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
211 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
212 reload_macho_picbase_di): Likewise.
214 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
216 * config/pa/pa.c (pa_callee_copies): New function.
217 * config/pa/pa.opt (mcaller-copies): New option.
218 * doc/invoke.texi (mcaller-copies): Document option.
220 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
223 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
224 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
226 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
227 constant shifts larger or equal than 32.
229 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
231 * config/i386/x86-64.h: Append --32 to the assembler options when
232 -m16 is used on non-glibc systems as well.
234 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
237 * config/i386/mmintrin.h (__m64_u): New type
238 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
239 Make the allowed unaligned memory access explicit.
241 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
243 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
244 Generally use cpu generic.
246 2016-12-10 Jakub Jelinek <jakub@redhat.com>
247 Marc Glisse <marc.glisse@inria.fr>
249 PR tree-optimization/78720
250 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
251 is negative, sign extend to @1's type and than AND with C.
253 2016-12-10 Jakub Jelinek <jakub@redhat.com>
256 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
257 non-zero low bound or non-standard element sizes.
260 * lto-streamer-in.c (input_function): In addition to debug stmts
261 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
264 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
266 * config/rs6000/rs6000-passes.def: New file.
267 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
268 * config/rs6000/rs6000.c (rs6000_option_override): Remove
269 registration of machine-specific passes.
270 (pass_analyze_swaps::clone): New function.
271 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
273 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
276 * ipa-cp.c (propagate_vr_accross_jump_function): Call
277 drop_tree_overflow after fold_convert.
279 2016-12-09 Jakub Jelinek <jakub@redhat.com>
282 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
283 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
286 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
289 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
290 GET_MODE_BITSIZE. Return 2.
291 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
292 TARGET_POPCNTD the same as TARGET_CTZ.
293 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
294 (ffs<mode>2): Reimplement.
296 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
298 PR rtl-optimization/78255
299 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
300 NO_FUNCTION_CSE is true.
302 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
305 * ipa-icf.c (sem_function::parse): Don't process functions with
306 oacc decl attributes, as they may be OpenACC routines.
308 2016-12-09 David Malcolm <dmalcolm@redhat.com>
310 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
313 2016-12-09 Nathan Sidwell <nathan@acm.org>
316 * convert.c (convert_to_integer_1): Maybe fold conversions to
317 integral types with fewer bits than its mode.
319 2016-12-09 Martin Liska <mliska@suse.cz>
321 * tree-pretty-print.c (pretty_print_string): Escape non-printable
324 2016-12-09 Jakub Jelinek <jakub@redhat.com>
326 PR tree-optimization/78726
327 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
328 argument. For lhs uses in debug stmts, don't replace lhs with
329 new_lhs, but with a debug temp set to new_lhs opcode op.
330 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
331 OP down to make_new_ssa_for_def.
332 (zero_one_operation): Call make_new_ssa_for_all_defs even when
333 stmts_to_fix is empty, if *def has not changed yet. Pass
334 OPCODE to make_new_ssa_for_all_defs.
336 2016-12-08 Martin Sebor <msebor@redhat.com>
339 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
340 identifier tree nodes.
341 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
342 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
343 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
344 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
345 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
346 * builtins.c (expand_builtin_alloca): Call
347 maybe_warn_alloc_args_overflow.
348 * builtins.def (aligned_alloc, calloc, malloc, realloc):
349 Add attribute alloc_size.
350 (alloca): Add attribute alloc_size and returns_nonnull.
351 * calls.h (maybe_warn_alloc_args_overflow): Declare.
352 * calls.c (alloc_max_size, operand_signed_p): New functions.
353 (maybe_warn_alloc_args_overflow): Define.
354 (initialize_argument_information): Diagnose overflow in functions
355 declared with attaribute alloc_size.
356 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
357 -Walloc-size-larger-than.
359 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
361 PR rtl-optimization/78671
362 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
365 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
368 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
370 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
373 * config/aarch64/aarch64.c (aarch64_classify_address):
374 Set load_store_pair_p for TImode and TFmode.
376 2016-12-08 David Malcolm <dmalcolm@redhat.com>
378 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
379 regno_reg_rtx resizing logic to...
380 (emit_status::ensure_regno_capacity): ...this new method,
381 and ensure that the buffers are large enough.
382 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
383 rather than ggc_vec_alloc.
384 * function.h (emit_status::ensure_regno_capacity): New method.
386 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
388 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
389 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
390 * doc/invoke.texi (-fsanitize=kernel-address):
391 Don't say that it enables -fsanitize-address-use-after-scope.
393 2016-12-08 Bin Cheng <bin.cheng@arm.com>
396 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
397 sign bit for index step of data reference.
399 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
401 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
402 Handle SYMBOL_SMALL_TLSGD for ILP32.
403 * config/aarch64/aarch64.md : tlsgd_small modified into
404 tlsgd_small_<mode> to support SImode and DImode.
405 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
408 2016-12-08 Andrew Pinski <apinski@cavium.com>
410 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
411 Access the lower part of RTX appropriately.
413 2016-12-07 David Malcolm <dmalcolm@redhat.com>
415 * genpreds.c (write_tm_constrs_h): Update for renaming of
416 rtx_reader_ptr to md_reader_ptr.
417 (write_tm_preds_h): Likewise.
418 (write_insn_preds_c): Likewise.
419 * read-md.c (rtx_reader_ptr): Rename to...
420 (md_reader_ptr): ...this, and convert from an
421 rtx_reader * to a md_reader *.
422 (rtx_reader::set_md_ptr_loc): Rename to...
423 (md_reader::set_md_ptr_loc): ...this.
424 (rtx_reader::get_md_ptr_loc): Rename to...
425 (md_reader::get_md_ptr_loc): ...this.
426 (rtx_reader::copy_md_ptr_loc): Rename to...
427 (md_reader::copy_md_ptr_loc): ...this.
428 (rtx_reader::fprint_md_ptr_loc): Rename to...
429 (md_reader::fprint_md_ptr_loc): ...this.
430 (rtx_reader::print_md_ptr_loc): Rename to...
431 (md_reader::print_md_ptr_loc): ...this.
432 (rtx_reader::join_c_conditions): Rename to...
433 (md_reader::join_c_conditions): ...this.
434 (rtx_reader::fprint_c_condition): ...this.
435 (rtx_reader::print_c_condition): Rename to...
436 (md_reader::print_c_condition): ...this.
437 (fatal_with_file_and_line): Update for renaming of
438 rtx_reader_ptr to md_reader_ptr.
439 (rtx_reader::require_char): Rename to...
440 (md_reader::require_char): ...this.
441 (rtx_reader::require_char_ws): Rename to...
442 (md_reader::require_char_ws): ...this.
443 (rtx_reader::require_word_ws): Rename to...
444 (md_reader::require_word_ws): ...this.
445 (rtx_reader::read_char): Rename to...
446 (md_reader::read_char): ...this.
447 (rtx_reader::unread_char): Rename to...
448 (md_reader::unread_char): ...this.
449 (rtx_reader::peek_char): Rename to...
450 (md_reader::peek_char): ...this.
451 (rtx_reader::read_name): Rename to...
452 (md_reader::read_name): ...this.
453 (rtx_reader::read_escape): Rename to...
454 (md_reader::read_escape): ...this.
455 (rtx_reader::read_quoted_string): Rename to...
456 (md_reader::read_quoted_string): ...this.
457 (rtx_reader::read_braced_string): Rename to...
458 (md_reader::read_braced_string): ...this.
459 (rtx_reader::read_string): Rename to...
460 (md_reader::read_string): ...this.
461 (rtx_reader::read_skip_construct): Rename to...
462 (md_reader::read_skip_construct): ...this.
463 (rtx_reader::handle_constants): Rename to...
464 (md_reader::handle_constants): ...this.
465 (rtx_reader::traverse_md_constants): Rename to...
466 (md_reader::traverse_md_constants): ...this.
467 (rtx_reader::handle_enum): Rename to...
468 (md_reader::handle_enum): ...this.
469 (rtx_reader::lookup_enum_type): Rename to...
470 (md_reader::lookup_enum_type): ...this.
471 (rtx_reader::traverse_enum_types): Rename to...
472 (md_reader::traverse_enum_types): ...this.
473 (rtx_reader::rtx_reader): Rename to...
474 (md_reader::md_reader): ...this, and update for renaming of
475 rtx_reader_ptr to md_reader_ptr.
476 (rtx_reader::~rtx_reader): Rename to...
477 (md_reader::~md_reader): ...this, and update for renaming of
478 rtx_reader_ptr to md_reader_ptr.
479 (rtx_reader::handle_include): Rename to...
480 (md_reader::handle_include): ...this.
481 (rtx_reader::handle_file): Rename to...
482 (md_reader::handle_file): ...this.
483 (rtx_reader::handle_toplevel_file): Rename to...
484 (md_reader::handle_toplevel_file): ...this.
485 (rtx_reader::get_current_location): Rename to...
486 (md_reader::get_current_location): ...this.
487 (rtx_reader::add_include_path): Rename to...
488 (md_reader::add_include_path): ...this.
489 (rtx_reader::read_md_files): Rename to...
490 (md_reader::read_md_files): ...this.
491 * read-md.h (class rtx_reader): Split into...
492 (class md_reader): ...new class.
493 (rtx_reader_ptr): Rename to...
494 (md_reader_ptr): ...this, and convert to a md_reader *.
495 (class noop_reader): Update base class to be md_reader.
496 (class rtx_reader): Reintroduce as a subclass of md_reader.
497 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
498 (read_char): Update for renaming of rtx_reader_ptr to
500 (unread_char): Likewise.
501 * read-rtl.c (rtx_reader_ptr): New global.
502 (rtx_reader::apply_iterator_to_string): Rename to...
503 (md_reader::apply_iterator_to_string): ...this.
504 (rtx_reader::copy_rtx_for_iterators): Rename to...
505 (md_reader::copy_rtx_for_iterators): ...this.
506 (rtx_reader::read_conditions): Rename to...
507 (md_reader::read_conditions): ...this.
508 (rtx_reader::record_potential_iterator_use): Rename to...
509 (md_reader::record_potential_iterator_use): ...this.
510 (rtx_reader::read_mapping): Rename to...
511 (md_reader::read_mapping): ...this.
512 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
514 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
515 than directly accessing m_string_obstack.
516 (rtx_reader::rtx_reader): New ctor.
517 (rtx_reader::~rtx_reader): New dtor.
519 2016-12-07 Martin Sebor <msebor@redhat.com>
525 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
527 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
528 (check_memop_sizes): Same.
529 (expand_builtin_memcpy): Call check memop_sizes.
530 (expand_builtin_mempcpy): Same.
531 (expand_builtin_memset): Same,
532 (expand_builtin_bzero): Same.
533 (expand_builtin_memory_chk): Call check_sizes.
534 (expand_builtin_strcpy): Same.
535 (expand_builtin_strncpy): Same.
536 (maybe_emit_sprintf_chk_warning): Same.
537 (expand_builtin): Handle strcat and strncat.
538 (fini_object_sizes): Reset pointers.
539 (compute_object_size): New function.
540 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
541 Avoid issuing warnings also issued during built-in expansion.
542 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
544 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
547 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
548 V2DImode elements are SUBREG's convert the result into DImode
549 rather than failing in emit_move_insn.
551 2016-12-07 Jakub Jelinek <jakub@redhat.com>
553 * builtins.c (fold_builtin_strstr): Removed.
554 (fold_builtin_2): Don't call fold_builtin_strstr.
555 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
556 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
557 (gimple_fold_builtin_strstr): New function.
558 (gimple_fold_builtin): Call it.
559 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
562 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
563 var to lhs of new_stmt right before noreturn handling rather than to
564 lhs of e->call_stmt early.
566 2016-12-07 David Malcolm <dmalcolm@redhat.com>
568 * read-md.c (rtx_reader::require_char): New method.
569 (require_char_ws): Convert from function to...
570 (rtx_reader::require_char_ws): ...method.
571 (rtx_reader::require_word_ws): New method.
572 * read-md.h (rtx_reader::require_char): New method decl.
573 (require_char_ws): Remove global decl in favor of...
574 (rtx_reader::require_char_ws): ...new method decl.
575 (rtx_reader::require_word_ws): New method decl.
576 (rtx_reader::peek_char): New method decl.
578 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
580 PR rtl-optimization/78617
581 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
582 registers, also setting hard registers mapped to pseudo registers.
584 2016-12-07 David Malcolm <dmalcolm@redhat.com>
586 * cfgexpand.c (pass_expand::execute): Move stack initializations
587 to rtl_data::init_stack_alignment and call it.
588 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
589 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
591 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
593 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
594 (ira): Move initialization of crtl->is_leaf earlier.
596 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
598 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
599 (movtf_aarch64): Likewise.
600 * config/aarch64/aarch64.c (aarch64_classify_address):
601 Use correct intersection of offsets.
602 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
603 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
604 Use 7-bit signed scaled mode for modes > 16 bytes.
606 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
608 PR rtl-optimization/78561
609 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
610 constant_pool_empty_p in place of get_pool_size_upper_bound.
611 (rs6000_stack_info): Likewise.
612 (rs6000_emit_prologue): Likewise.
613 (rs6000_elf_declare_function_name): Likewise.
614 (rs6000_set_up_by_prologue): Likewise.
615 (rs6000_can_eliminate): Likewise.
616 * output.h (get_pool_size_upper_bound): Delete.
617 (constant_pool_empty_p): New.
618 * varasm.c (get_pool_size_upper_bound): Delete
619 (constant_pool_empty_p): New.
621 2016-12-07 Bin Cheng <bin.cheng@arm.com>
623 PR tree-optimization/78691
624 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
625 Require integral type for the outer expression.
627 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
629 * config/aarch64/aarch64.c
630 (aarch64_builtin_support_vector_misalignment): New.
631 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
633 2016-12-06 David Malcolm <dmalcolm@redhat.com>
636 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
637 Conditionalize the string comparison on Pmode == DImode.
639 2016-12-06 Tom de Vries <tom@codesourcery.com>
641 PR tree-optimization/67955
642 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
643 (stmt_kills_ref_p): Use it.
645 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
648 * calls.c (expand_call): Move back call to prepare_call_address.
650 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
653 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
654 ?* constraints for the ISA 3.0 patterns, so the register allocator
655 is more likely to allocate QImode/HImode to vector registers for
656 conversion to floating point unless a reload is needed.
657 (zero_extendhi<mode>2): Likewise.
658 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
659 first alternative which is converting QImode/HImode to floating
660 point and the QImode/HImode value is in a vector register, and
661 does not allocate the second pseudo register. Remove zero
662 extending into traditional floating point registers, since the
663 instruction used only works on traditional altivec registers.
664 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
666 2016-12-06 David Malcolm <dmalcolm@redhat.com>
668 * config/i386/i386.c: Include print-rtl.h.
669 (selftest::ix86_test_dumping_memory_blockage): New function.
670 (selftest::ix86_run_selftests): Call it.
671 * print-rtl-function.c (print_rtx_function): Create an
672 rtx_reuse_manager and use it.
673 * print-rtl.c: Include "rtl-iter.h".
674 (rtx_writer::rtx_writer): Add reuse_manager param.
675 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
676 (uses_rtx_reuse_p): New function.
677 (rtx_reuse_manager::preprocess): New function.
678 (rtx_reuse_manager::has_reuse_id): New function.
679 (rtx_reuse_manager::seen_def_p): New function.
680 (rtx_reuse_manager::set_seen_def): New function.
681 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
682 prefix the first time in_rtx is seen, and print reuse_rtx
684 (print_inline_rtx): Supply NULL for new reuse_manager param.
685 (debug_rtx): Likewise.
686 (print_rtl): Likewise.
687 (print_rtl_single): Likewise.
688 (rtx_writer::print_rtl_single_with_indent): Likewise.
689 * print-rtl.h: Include bitmap.h when building for host.
690 (rtx_writer::rtx_writer): Add reuse_manager param.
691 (rtx_writer::m_rtx_reuse_manager): New field.
692 (class rtx_reuse_manager): New class.
693 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
694 param and use it when constructing rtx_writer.
695 (selftest::test_dumping_rtx_reuse): New function.
696 (selftest::rtl_tests_c_tests): Call it.
697 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
698 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
699 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
700 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
702 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
705 * lra-lives.c (process_bb_lives): Update biggest mode for
706 implicitly used hard reg.
708 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/predicates.md (general_gr_operand): New predicate.
711 * config/i386/i386.md (TImode and DImode push_operand splitter):
712 Use general_gr_operand. Macroize using DWI mode macro.
713 (TImode and DImode nonimmediate_operand splitter): Use
714 nonimmediate_gr_operand and general_gr_operand. Macroize using
716 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
717 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
718 and general_gr_operand.
719 (XFmode nonimmediate_operand splitter): Ditto.
720 (DFmode nonimmediate_operand splitter): Ditto.
721 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
723 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
725 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
726 alphabetical order with respect to other ARMv8 processors.
727 * config/arm/arm-tables.opt: Regenerate.
728 * config/arm/arm-tune.md: Likewise.
730 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
732 * config/mips/mips.c (mips_expand_builtin_insn): Check input
733 ranges of literal integer arguments.
735 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
738 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
739 destroy_predicate_vecs.
740 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
742 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
745 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
746 argument type to a pred_chain.
747 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
749 (flatten_out_predicate_chains): Remove.
750 (uninit_uses_cannot_happen): Rename from
751 uninit_ops_invalidate_phi_use.
752 Change logic so that we are checking that the PHI use will
753 invalidate _ALL_ possibly uninitialized operands.
754 (is_use_properly_guarded): Rename call to
755 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
757 2016-12-06 Tamar Christina <tamar.christina@arm.com>
759 * gcc/config/aarch64/arm_neon.h
760 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
761 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
762 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
763 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
764 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
765 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
766 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
767 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
768 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
769 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
770 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
771 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
772 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
773 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
775 2016-12-06 Jakub Jelinek <jakub@redhat.com>
778 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
779 plus offset is non-zero. For maybe_nonzero_address decl base0,
780 require indirect_base0.
783 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
784 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
785 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
786 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
787 and arguments have no side-effects, return 0.
788 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
791 * fold-const-call.c (fold_const_call): Handle
792 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
794 PR tree-optimization/78675
795 * tree-vect-loop.c (vectorizable_live_operation): For
796 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
797 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
799 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
802 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
803 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
804 (copy_insn_1) <CLOBBER>: Likewise.
806 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
809 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
810 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
811 comparing signed to unsigned values.
812 (FUNCTION_ARG_REGNO_P): Likewise.
814 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
815 Stefan Freudenberger <stefan@reservoir.com>
817 PR tree-optimization/78646
818 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
819 addition used for the memory base expression should have the type
822 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
825 * config.gcc (*-*-uclinux*): Enable posix threads.
827 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
829 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
830 * config/i386/avx512dqintrin.h: Ditto.
831 * config/i386/avx512fintrin.h: Ditto.
832 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
833 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
834 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
835 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
836 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
837 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
839 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
840 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
841 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
842 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
843 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
844 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
845 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
846 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
847 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
849 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
851 * combine.c: Revert r243162.
853 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
855 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
856 X tests a single bit.
858 2016-12-05 Nathan Sidwell <nathan@acm.org>
860 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
861 (diagnostic_action_after_output): ... here.
862 (diagnostic_report_diagnostic): Call it for non-notes.
863 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
864 (diagnostic_check_max_errors): Declare.
866 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
868 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
869 (ENDFILE_SPEC): Likewise.
871 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
873 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
874 * config/arc/arc.c (arc_unspec_offset): New function.
875 (arc_finalize_pic): Change.
876 (arc_emit_call_tls_get_addr): Likewise.
877 (arc_legitimize_tls_address): Likewise.
878 (arc_legitimize_pic_address): Likewise.
879 (insn_is_tls_gd_dispatch): Remove.
880 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
881 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
882 (tls_gd_dispatch): Likewise.
884 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
886 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
889 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
891 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
892 (sparc_split_reg_mem_legitimate): ...this.
893 (sparc_split_reg_mem): Declare.
894 (sparc_split_mem_reg): Likewise.
895 (sparc_split_regreg_legitimate): Rename to...
896 (sparc_split_reg_reg_legitimate): ...this.
897 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
898 (sparc_split_reg_mem_legitimate): ...this.
899 (sparc_split_reg_mem): New function.
900 (sparc_split_mem_reg): Likewise.
901 (sparc_split_regreg_legitimate): Rename to...
902 (sparc_split_reg_reg_legitimate): ...this.
903 (sparc_split_reg_reg): New function.
904 * config/sparc/sparc.md (lra): Remove "none" value.
905 (enabled): Adjust to above change.
906 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
907 (DImode splitters): Adjust to above renamings and use new functions.
908 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
909 (DFmode splitters): Adjust to above renamings and use new functions.
910 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
911 constraint in conjunction with e.
912 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
913 alternative and reorder others.
914 (VM64:mode splitters): Adjust to above renamings and use new functions.
916 2016-12-04 Martin Sebor <msebor@redhat.com>
919 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
920 identifier tree nodes.
921 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
922 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
923 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
924 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
925 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
926 * builtins.def (aligned_alloc, calloc, malloc, realloc):
927 Add attribute alloc_size.
928 (alloca): Add attribute alloc_size and returns_nonnull.
930 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
934 (dimode_scalar_chain::compute_convert_gain): Ditto.
935 (dimode_scalar_chain::convert_insn): Ditto.
937 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
939 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
940 cases to build a lowpart SUBREG.
942 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
943 David S. Miller <davem@davemloft.net>
945 * config/sparc/constraints.md (U): Adjust comment.
946 * config/sparc/sparc.md (lra): New attribute.
947 (enabled): For base instructions, if the lra attribute is set,
948 return 1 if it is in keeping with TARGET_LRA.
949 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
950 constraint and duplicate them with U replaced by r.
951 (*movdf_insn_sp32): Likewise.
952 (*mov<VM64:mode>_insn_sp32): Likewise.
953 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
955 2016-12-02 Jeff Law <law@redhat.com>
957 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
958 variable main_variant.
960 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
962 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
963 default on PowerPC linux systems.
965 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
967 PR rtl-optimization/78638
968 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
969 GET_MODE (op). Fix this.
971 2016-12-02 David Malcolm <dmalcolm@redhat.com>
974 * selftest.c (selftest::assert_strndup_eq): Rename to...
975 (selftest::assert_xstrndup_eq): ...this, and remove call to
977 (selftest::test_strndup): Rename to...
978 (selftest::test_xstrndup): ...this, updating for above renaming.
979 (selftest::test_libiberty): Update for renaming.
981 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
984 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
985 subversion id 242679 that causes the wrong store instruction to be
986 generated if a DImode is in an Altivec register using REG+REG
989 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
993 and corresponding post-reload splitter.
995 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
997 * config/aarch64/aarch64.h (machine_function): Add
998 reg_is_wrapped_separately field.
999 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
1000 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
1002 (aarch64_save_callee_saves): Don't save registers that are wrapped
1004 (aarch64_restore_callee_saves): Don't restore registers that are
1006 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
1007 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
1008 (aarch64_get_separate_components): New function.
1009 (aarch64_get_next_set_bit): Likewise.
1010 (aarch64_components_for_bb): Likewise.
1011 (aarch64_disqualify_components): Likewise.
1012 (aarch64_emit_prologue_components): Likewise.
1013 (aarch64_emit_epilogue_components): Likewise.
1014 (aarch64_set_handled_components): Likewise.
1015 (aarch64_process_components): Likewise.
1016 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
1017 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
1018 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
1019 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
1020 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
1021 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
1023 2016-12-02 Martin Jambor <mjambor@suse.cz>
1025 * passes.def: Move pass_rebuild_cgraph_edges to the end of
1026 pass_build_ssa_passes.
1028 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
1030 * config/alpha/alpha.md (exception_receiver): Copy
1031 alpha_gp_ave_rtx return value.
1033 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
1035 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
1036 for several include directories that may be relative to sysroot.
1037 * config/i386/x-mingw32 (gplus_includedir): Define.
1038 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
1039 (native_system_includedir): Likewise.
1040 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
1041 override if TARGET_SYSTEM_ROOT is defined.
1042 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
1044 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1047 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
1048 (dimode_scalar_chain::compute_convert_gain): Likewise.
1049 (dimode_scalar_chain::convert_insn): Likewise.
1050 * config/i386/i386.md (*one_cmpldi2_doubleword): New
1051 define_insn_and_split.
1052 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
1055 * rtl.c (copy_rtx): Don't clear used flag here.
1056 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
1058 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
1059 'E' in format, copy all vectors.
1060 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
1061 * valtrack.c (cleanup_auto_inc_dec): Likewise.
1062 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
1064 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1065 Thomas Preud'homme <thomas.preudhomme@arm.com>
1067 * config/arm/arm-builtins.c (arm_builtins): Define
1068 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
1069 (bdesc_2arg): Add line for cmse_nonsecure_caller.
1070 (arm_init_builtins): Handle cmse_nonsecure_caller.
1071 (arm_expand_builtin): Likewise.
1072 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
1074 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1075 Thomas Preud'homme <thomas.preudhomme@arm.com>
1077 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1078 (cmse_nonsecure_call_clear_caller_saved): New.
1079 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1080 (arm_function_ok_for_sibcall): Disable sibcalls for
1081 cmse_nonsecure_call.
1082 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1083 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1084 (call_value): Likewise.
1085 (nonsecure_call_internal): New.
1086 (nonsecure_call_value_internal): New.
1087 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1088 (*nonsecure_call_value_reg_thumb1_v5): New.
1089 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1090 (*nonsecure_call_value_reg_thumb2): New.
1091 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1093 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1094 Thomas Preud'homme <thomas.preudhomme@arm.com>
1096 * config/arm/arm.c (gimplify.h): New include.
1097 (arm_handle_cmse_nonsecure_call): New.
1098 (arm_attribute_table): Added cmse_nonsecure_call.
1099 (arm_comp_type_attributes): Deny compatibility of function types
1100 with without the cmse_nonsecure_call attribute.
1101 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1103 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1104 Thomas Preud'homme <thomas.preudhomme@arm.com>
1106 * config/arm/arm.c (output_return_instruction): Clear
1108 (thumb2_expand_return): Likewise.
1109 (thumb1_expand_epilogue): Likewise.
1110 (thumb_exit): Likewise.
1111 (arm_expand_epilogue): Likewise.
1112 (cmse_nonsecure_entry_clear_before_return): New.
1113 (comp_not_to_clear_mask_str_un): New.
1114 (compute_not_to_clear_mask): New.
1115 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1116 * config/arm/thumb2.md (*thumb2_return): Disable for
1117 cmse_nonsecure_entry functions.
1118 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1119 cmse_nonsecure_entry functions.
1121 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1122 Thomas Preud'homme <thomas.preudhomme@arm.com>
1124 * config/arm/arm.c (use_return_insn): Change to return with bxns
1125 when cmse_nonsecure_entry.
1126 (output_return_instruction): Likewise.
1127 (arm_output_function_prologue): Likewise.
1128 (thumb_pop): Likewise.
1129 (thumb_exit): Likewise.
1130 (thumb2_expand_return): Assert that entry functions always have simple
1132 (arm_expand_epilogue): Handle entry functions.
1133 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1134 (arm_asm_declare_function_name): New.
1135 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1136 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1137 use arm_asm_declare_function_name.
1139 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1140 Thomas Preud'homme <thomas.preudhomme@arm.com>
1142 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1143 (arm_attribute_table): Added cmse_nonsecure_entry
1144 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1145 (cmse_func_args_or_return_in_stack): New.
1146 (arm_handle_cmse_nonsecure_entry): New.
1147 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1148 (IS_CMSE_ENTRY): Likewise.
1149 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1151 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1152 Thomas Preud'homme <thomas.preudhomme@arm.com>
1154 * config.gcc (extra_headers): Added arm_cmse.h.
1155 * config/arm/arm-arches.def (ARM_ARCH):
1156 (armv8-m): Add FL2_CMSE.
1157 (armv8-m.main): Likewise.
1158 (armv8-m.main+dsp): Likewise.
1159 * config/arm/arm-c.c
1160 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1161 * config/arm/arm-flags.h: Define FL2_CMSE.
1162 * config/arm.c (arm_arch_cmse): New.
1163 (arm_option_override): New error for unsupported cmse target.
1164 * config/arm/arm.h (arm_arch_cmse): New.
1165 * config/arm/arm.opt (mcmse): New.
1166 * config/arm/arm_cmse.h: New file.
1167 * doc/invoke.texi (ARM Options): Add -mcmse.
1168 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1169 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1171 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1173 * config/avr/avr.c: Fix coding rule glitches.
1175 2016-12-02 Martin Jambor <mjambor@suse.cz>
1177 * hsa.c (hsa_callable_function_p): Return false for artificial
1180 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1182 PR rtl-optimization/78561
1183 * varasm.c (recompute_pool_offsets): New.
1184 (output_constant_pool): Call it.
1186 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1188 PR rtl-optimization/78561
1189 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1190 get_pool_size to get_pool_size_upper_bound.
1191 (rs6000_stack_info): Likewise.
1192 (rs6000_emit_prologue): Likewise.
1193 (rs6000_elf_declare_function_name): Likewise.
1194 (rs6000_set_up_by_prologue): Likewise.
1195 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1196 * output.h (get_pool_size): Rename to...
1197 (get_pool_size_upper_bound): ...This.
1198 * varasm.c (get_pool_size): Rename to...
1199 (get_pool_size_upper_bound): ...This.
1201 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1203 * match.pd: Add new pattern:
1204 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1206 2016-12-02 Nathan Sidwell <nathan@acm.org>
1208 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1211 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1214 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1217 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1219 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1222 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1224 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1225 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1226 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1227 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1228 avr_mcu_types.flash_size to compute default value.
1229 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1230 mcu->flash_size to compute value for spec.
1232 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1234 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1235 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1236 about linker description to avoid progmem altogether.
1237 [absdata]: Point to -mabsdata option.
1239 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1241 PR rtl-optimization/78547
1242 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1243 DECL_INCOMING_RTL is not shared.
1244 * config/i386/i386.c (convert_scalars_to_vectors): If any
1245 insns have been converted, adjust all parameter's DEC_RTL and
1246 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1249 PR rtl-optimization/78575
1250 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1251 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1252 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1253 affect further iterations.
1255 2016-12-02 Martin Liska <mliska@suse.cz>
1258 * sreal.c (sreal::to_int): Make absolute value before shifting.
1259 (sreal::operator/): Likewise.
1260 (sreal_verify_negative_division): New test.
1261 (void sreal_c_tests): Call the new test.
1262 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1264 (sreal::normalize_down): Likewise.
1266 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1268 * combine.c (combine_simplify_rtx): Suppress replacement of
1269 "(and (reg) (const_int bit))" with "if_then_else".
1271 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1274 * config/s390/s390.md ("extzv")
1275 ("*extzv<mode><clobbercc_or_nocc>")
1276 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1277 ("*<risbg_n>_ior_and_sr_ze")
1278 ("*extract1bitdi<clobbercc_or_nocc>")
1279 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1280 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1281 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1282 to validate the arguments of zero_extract and sign_extract.
1284 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1287 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1289 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1291 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1293 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1296 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1298 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1299 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1300 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1301 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1302 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1303 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1304 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1305 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1306 ("vec_unpacku_lo_v4si"): New pattern definitions.
1307 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1310 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1312 * config/s390/s390-protos.h (s390_reverse_condition): New
1314 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1316 (s390_reverse_condition): New function.
1317 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1320 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1322 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1323 (CCVHUANY): Remove modes.
1324 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1326 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1327 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1329 (s390_branch_condition_mask): Adjust to use the new cc consumer
1330 modes. The new modes allow for proper reversal in the middle-end.
1331 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1332 consumer modes for a comparison.
1333 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1334 throughout the file.
1335 * config/s390/vx-builtins.md: Likewise.
1337 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1339 * asan.c (asan_global_struct): Refactor.
1340 (create_odr_indicator): New function.
1341 (asan_needs_odr_indicator_p): Likewise.
1342 (is_odr_indicator): Likewise.
1343 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1345 (asan_protect_global): Do not protect odr indicators.
1347 2016-12-01 Jeff Law <law@redhat.com>
1349 * tree-ssa-threadedge.c
1350 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1351 propagation of operands if there are no operands.
1353 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1355 PR tree-optimization/78586
1356 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1357 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1358 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1359 type is INTEGER_TYPE or POINTER_TYPE.
1361 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1364 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1365 (vextuhrx): Likewise.
1366 (vextuwlx): Likewise.
1367 (vextuwrx): Likewise.
1369 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1371 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1372 early_dwarf_finished.
1374 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1375 David S. Miller <davem@davemloft.net>
1377 * config/sparc/sparc.opt (mlra): New target option.
1378 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1379 (sparc_lra_p): ...this. New function.
1380 (D_MODES, DF_MODES): Add missing cast.
1381 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1382 provide these insns when flag_pic.
1383 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1384 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1385 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1386 embmedany_textulo, embmedany_textlo): Likewise.
1387 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1389 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1393 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1395 2016-12-01 Richard Biener <rguenther@suse.de>
1396 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1398 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1399 memset if len-oldlen != 0.
1400 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1402 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1406 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1408 * config/avr/avr.c: Fix coding rule glitches.
1410 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1412 PR tree-optimization/78598
1413 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1416 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1418 PR rtl-optimization/78596
1419 * combine.c (simplify_comparison): Cast to unsigned to avoid
1420 left shifting of negative value.
1422 2016-12-01 Matthias Klose <doko@ubuntu.com>
1424 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1426 2016-12-01 Richard Biener <rguenther@suse.de>
1428 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1429 treat arrays with same type as objects that cannot overlap.
1431 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1433 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1434 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1435 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1437 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1440 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1441 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1442 in unsigned HOST_WIDE_INT type.
1443 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1446 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1447 set_used_flags (pat) before any simplifications. Clear used flag on
1448 PARALLEL copy. Don't guard add_reg_note call. Call
1449 copy_rtx_if_shared on pat before storing it into
1450 REG_FRAME_RELATED_EXPR.
1452 2016-12-01 Alan Modra <amodra@gmail.com>
1454 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1455 look inside UNSPEC_VSX_XXSPLTW vec.
1457 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1459 PR rtl-optimization/78607
1460 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1462 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1465 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1466 element is not a constant or in a register, force it to a
1470 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1471 that will be set to a vector element to be in a register.
1472 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1473 the wrong multiplier to convert the element number to a byte
1476 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1478 PR tree-optimization/77856
1479 * lra-constraints.c (inherit_in_ebb): Check original regno for
1480 invalid invariant regs too. Set only clobbered hard regs for the
1481 invalid invariant regs.
1483 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1485 Commit files forgotten in r242966.
1487 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1488 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1489 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1490 prefix check to find wrap-around value, instead use MCU flash size.
1491 For 8k flash devices, update link_pmem_wrap spec string to
1492 add --pmem-wrap-around=8k.
1493 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1495 (LINK_SPEC): ...to here.
1497 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1500 * selftest.c (selftest::assert_strndup_eq): New function.
1501 (selftest::test_strndup): New function.
1502 (selftest::test_libiberty): New function.
1503 (selftest::selftest_c_tests): Call test_libiberty.
1505 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1507 PR rtl-optimization/78610
1508 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1511 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1513 PR tree-optimization/78574
1514 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1515 header PHI that doesn't define biv.
1517 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1519 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1522 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1523 sharing the SUBREG rtx between move and following insn.
1525 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1526 for REG_EQUIV argument.
1528 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1530 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1532 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1535 * real.c (real_hash): Add cast to avoid left
1536 shifting of negative values.
1538 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1541 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1542 from a subreg in operands[1] and don't call REGNO on a non-reg
1543 expression when deciding to force operands[2] into a reg.
1545 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1546 Andrew Burgess <andrew.burgess@embecosm.com>
1548 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1549 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1550 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1551 * config/arc/arc700.md: Add define_bypass for store/load.
1553 2016-11-30 Martin Liska <mliska@suse.cz>
1555 * cgraph.c (symbol_table::initialize): Initialize
1556 ipa_clones_dump_file.
1557 (cgraph_node::remove): Report to ipa_clones_dump_file.
1558 * cgraph.h: Add new argument (suffix) to cloning methods.
1559 * cgraphclones.c (dump_callgraph_transformation): New function.
1560 (cgraph_node::create_clone): New argument.
1561 (cgraph_node::create_virtual_clone): Likewise.
1562 (cgraph_node::create_version_clone): Likewise.
1563 * dumpfile.c: Add .ipa-clones dump file.
1564 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1565 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1566 to dump_callgraph_transformation.
1568 2016-11-30 Martin Liska <mliska@suse.cz>
1571 * asan.c (asan_expand_mark_ifn): Properly
1572 select a VAR_DECL from FRAME.* component reference.
1574 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1576 PR rtl-optimization/78583
1577 * simplify-rtx.c (simplify_truncation): Add check missing from the
1580 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1582 PR rtl-optimization/78590
1583 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1584 if the subreg_reg is a scalar integer mode.
1586 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1588 PR tree-optimization/78586
1589 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1590 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1591 Don't build_int_cst min/max twice. Formatting fix.
1593 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1595 PR rtl-optimization/78588
1596 * combine.c (if_then_else_cond): Also guard against BLKmode.
1597 * rtlanal.c (num_sign_bit_copies1): Add assert.
1599 2016-11-29 Jeff Law <law@redhat.com>
1601 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1604 * lra-constraints.c (check_and_process_move): Constrain the
1605 range of DCLASS and SCLASS to avoid false positive out of bounds
1606 array index warning.
1608 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1610 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1612 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1614 PR preprocessor/78569
1615 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1616 line directives were present.
1618 2016-11-30 Matthias Klose <doko@ubuntu.com>
1620 * doc/install.texi: Document configure options --enable-objc-gc
1621 and --with-target-bdw-gc.
1623 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1626 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1627 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1628 residing in traditional altivec registers can be stored
1631 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1634 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1635 overhead loop start between a call and its CALL_ARG_LOCATION
1638 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1640 * config/bfin/linux.h (CPP_SPEC): Define.
1642 2016-11-29 Martin Sebor <msebor@redhat.com>
1644 PR tree-optimization/78512
1645 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1646 * config/rs6000/linux.h: Same.
1647 * config/rs6000/linux64.h: Same.
1648 * config/sol2.h: Same.
1649 * config/sol2.c (solaris_printf_pointer_format): Remove.
1650 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1651 * doc/tm.texi: Regenerate.
1652 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1653 (pass_sprintf_length::compute_format_length): Return bool.
1654 (pass_sprintf_length::handle_gimple_call): Adjust.
1655 * target.def (printf_pointer_format): Remove.
1656 * targhooks.c (default_printf_pointer_format): Remove.
1657 (linux_printf_pointer_format): Same.
1658 * targhooks.h (default_printf_pointer_format): Remove.
1659 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1661 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1665 (SWI1248_AVX512BWDQ): Ditto.
1666 (SWI1248_AVX512BW): Ditto.
1667 (k<any_logic:code><mode>): Ditto.
1668 (kandn<mode>): Ditto.
1669 (kxnor<mode>): Ditto.
1670 (knot<mode>): Ditto.
1671 (*k<any_lshift:code><mode>): Ditto.
1672 (kortestzhi, kortestchi): Ditto.
1673 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1675 2016-11-29 Andrew Pinski <apinski@cavium.com>
1677 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1680 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1683 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1684 to stack before call mcount.
1685 (tilegx_can_use_return_insn_p): Clean up code.
1687 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1689 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1691 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1697 * spellcheck.c (selftest::test_find_closest_string): Verify that
1698 we don't offer the goal string as a suggestion.
1699 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1700 offer the goal string as a suggestion.
1703 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1705 * config/arc/arc.c (arc_override_options): Avoid selection of
1706 compact casesi for ARCv2.
1708 2016-11-29 Richard Biener <rguenther@suse.de>
1710 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1711 PHIs after a regular stmt.
1712 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1715 2016-11-29 Martin Liska <mliska@suse.cz>
1717 PR gcov-profile/78582
1718 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1719 to prevent PHI argument clash.
1721 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1723 * config/arc/arc.opt (marclinux): Fix typo.
1724 (marclinux_prof): Likewise.
1726 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1728 * target.def (stack_protect_runtime_enabled_p): New.
1729 * function.c (expand_function_end): Guard stack_protect_epilogue with
1730 targetm.stack_protect_runtime_enabled_p.
1731 * cfgexpand.c (pass_expand::execute): Likewise.
1732 * calls.c (expand_call): Likewise.
1733 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1734 * doc/tm.texi: Regenerate.
1736 2016-11-29 Richard Biener <rguenther@suse.de>
1739 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1741 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1743 * doc/contrib.texi: Add a few missing gfortran contributors.
1745 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1747 * combine.c (change_zero_ext): Also handle extends from a subreg
1748 to a mode bigger than that of the operand of the subreg.
1750 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1753 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1754 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1756 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1758 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1760 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1761 head_components and tail_components.
1762 (spread_components): New algorithm.
1763 (emit_common_tails_for_components): Clear head_components and
1765 (insert_prologue_epilogue_for_components): Write extra output to the
1766 dump file for sibcalls and abnormal exits.
1768 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1770 PR rtl-optimization/78342
1771 * combine.c: Include "cfghooks.h".
1772 (try_combine): If we create an unconditional trap, break the basic
1773 block in two just after it, and remove the edge between; also, set
1774 the *new_direct_jump_p flag so that cleanup_cfg is run.
1776 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1778 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1781 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1784 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1785 output template string.
1786 (*anddi_1): Use multi-line output template string.
1789 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1792 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1793 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1794 note has been removed.
1795 * postreload.c (reload_combine_recognize_pattern): If
1796 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1798 2016-11-28 Martin Sebor <msebor@redhat.com>
1801 * gimple-ssa-sprintf.c (target_max_value): Remove.
1802 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1803 (get_width_and_precision): New function.
1804 (format_integer, format_floating, get_string_length, format_string):
1805 Correct handling of width and precision with unknown value.
1806 (format_directive): Add warning.
1807 (pass_sprintf_length::compute_format_length): Allow for precision
1808 to consist of a sole period with no asterisk or digits after it.
1810 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1812 PR rtl-optimization/78546
1813 * simplify-rtx.c (neg_const_int): When negating most negative
1814 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1815 simplify_const_unary_operation to produce CONST_DOUBLE or
1817 (simplify_plus_minus): Handle the case where neg_const_int
1818 doesn't return a CONST_INT.
1820 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1823 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1824 left shifting of negative values.
1826 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1829 * tree-nested.c (convert_local_reference_stmt): After adding
1830 shared (FRAME.NN) clause to omp parallel, task or target,
1831 add it also to all outer omp parallel, task or target constructs.
1833 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1835 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1836 (UNSPEC_KMOV): Remove.
1837 (kmovw): Expand to plain HImode move.
1838 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1839 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1840 Remove corresponding clobber-removing splitter.
1841 (*anddi_1): Remove mask register alternatives.
1845 (*<any_or:code><mode>_1): Ditto.
1846 (*<any_or:code>qi_1): Ditto.
1847 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1848 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1849 Remove corresponding splitter to operation with general registers.
1850 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1851 (*andn<SWI12:mode>): New pattern.
1852 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1853 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1854 with general registers.
1855 (knot<mode>): New insn pattern.
1856 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1857 (one_cmplqi2_1): Ditto.
1858 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1859 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1860 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1861 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1862 to generate kmaskop shift.
1863 (vec_unpacks_hi_<mode>): Ditto.
1864 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1865 Use CODE_FOR_kandhi.
1866 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1867 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1868 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1870 2016-11-28 Richard Biener <rguenther@suse.de>
1872 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1873 to SSA names via extract_range_from_ssa_name if allowed.
1875 2016-11-28 Richard Biener <rguenther@suse.de>
1877 PR tree-optimization/78542
1878 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1881 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1883 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1884 isolates a single bit, even if the condition involves subregs.
1886 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1888 * config/aarch64/aarch64-simd-builtins.def
1889 (BSL_P): Added di and v2di mode.
1890 * config/aarch64/arm_neon.h
1891 (vsriq_n_p64, vsri_n_p64): Added poly type.
1892 (vextq_p64, vext_p64): Likewise.
1893 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1895 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1897 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1898 (TYPES_GETREGP): Likewise.
1899 (TYPES_SHIFTINSERTP): Likewise.
1900 (TYPES_COMBINEP): Likewise.
1901 (TYPES_STORE1P): Likewise.
1902 * config/aarch64/aarch64-simd-builtins.def
1903 (combine): Added poly generator.
1904 (get_dregoi): Likewise.
1905 (get_dregci): Likewise.
1906 (get_dregxi): Likewise.
1910 * config/aarch64/arm_neon.h
1911 (poly64x1x2_t, poly64x1x3_t): New.
1912 (poly64x1x4_t, poly64x2x2_t): Likewise.
1913 (poly64x2x3_t, poly64x2x4_t): Likewise.
1914 (poly64x1_t): Likewise.
1915 (vcreate_p64, vcombine_p64): Likewise.
1916 (vdup_n_p64, vdupq_n_p64): Likewise.
1917 (vld2_p64, vld2q_p64): Likewise.
1918 (vld3_p64, vld3q_p64): Likewise.
1919 (vld4_p64, vld4q_p64): Likewise.
1920 (vld2_dup_p64, vld3_dup_p64): Likewise.
1921 (vld4_dup_p64, vsli_n_p64): Likewise.
1922 (vsliq_n_p64, vst1_p64): Likewise.
1923 (vst1q_p64, vst2_p64): Likewise.
1924 (vst3_p64, vst4_p64): Likewise.
1925 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1926 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1927 (vget_lane_p64, vgetq_lane_p64): Likewise.
1928 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1929 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1930 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1931 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1932 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1933 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1934 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1935 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1936 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1937 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1938 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1939 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1940 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1941 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1942 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1943 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1944 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1945 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1946 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1947 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1948 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1949 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1950 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1951 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1952 (vset_lane_p64, vsetq_lane_p64): Likewise.
1953 (vget_low_p64, vget_high_p64): Likewise.
1954 (vcombine_p64, vst2_lane_p64): Likewise.
1955 (vst3_lane_p64, vst4_lane_p64): Likewise.
1956 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1957 (vst4q_lane_p64, vget_lane_p64): Likewise.
1958 (vget_laneq_p64, vset_lane_p64): Likewise.
1959 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1960 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1961 (vdupq_n_p64, vdup_lane_p64): Likewise.
1962 (vdup_laneq_p64, vld1_p64): Likewise.
1963 (vld1q_p64, vld1_dup_p64): Likewise.
1964 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1965 (vmov_n_p64, vmovq_n_p64): Likewise.
1966 (vst3q_p64, vst4q_p64): Likewise.
1967 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1968 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1969 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1970 (vdupq_laneq_p64): Likewise.
1972 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1974 * config/arm/arm_neon.h (vget_lane_p64): New.
1976 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1979 * configure.ac (with_ld64): Use portable method to extract the
1980 major part of the version number.
1981 * configure: Regenerated.
1983 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1985 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1986 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1987 intmax_t couldn't be determined.
1988 (format_integer): Make {,u}intmax_type_node no longer static,
1989 initialize them only when needed. For z and t use
1990 signed_or_unsigned_type_for instead of assuming size_t and
1991 ptrdiff_t have the same precision.
1994 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1995 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1996 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1997 vector instead of traversing m_classes hash table. Release
1999 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
2001 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
2002 add it also to m_classes_vec vector.
2003 (sem_item_optimizer::remove_symtab_node,
2004 sem_item_optimizer::build_hash_based_classes,
2005 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
2006 (sem_item_optimizer::subdivide_classes_by_equality,
2007 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
2008 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
2009 instead of traversing m_classes hash table. Formatting fixes.
2010 (sem_item_optimizer::traverse_congruence_split,
2011 sem_item_optimizer::do_congruence_step_for_index,
2012 sem_item_optimizer::do_congruence_step): Formatting fixes.
2013 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
2014 vector instead of traversing m_classes hash table.
2015 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
2016 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
2017 instead of traversing m_classes hash table.
2019 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2021 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
2022 X is not unused after.
2024 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
2026 PR rtl-optimization/78120
2027 * rtlanal.c (insn_rtx_cost): Revert previous change.
2029 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
2032 * config/avr/avr.md (SPLIT34): New mode iterator.
2033 (bitop): New code iterator.
2034 (*iorhi3.ashift8-*). New insn-and-split patterns.
2035 (*movhi): Post-reload split reg = 0.
2036 [!MOVW]: Post-reload split reg = reg.
2037 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
2038 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
2039 (iorhi3, iorpsi3, iorsi3): Same.
2040 (xorhi3, xorpsi3, xorsi3): Same.
2041 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
2042 costs to *iorhi3.ashift8-* patterns.
2044 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2045 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2048 * config.in: Regenerate
2049 * config/darwin-driver.c (darwin_driver_init): Emit a version string
2051 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
2052 * config/darwin.opt(asm_macosx_version_min): New.
2053 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
2054 * configure: Regenerate
2055 * configure.ac: Check for mmacosx-version-min handling.
2057 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2060 * config/i386/i386.c (ix86_code_end): Note that we emitted code
2061 where the function might otherwise appear empty for picbase thunks.
2062 (ix86_output_function_epilogue): If we find a zero-sized function
2063 assume that reaching it is UB and trap. If we find a trailing label
2065 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
2066 find a zero-sized function assume that reaching it is UB and trap.
2067 If we find a trailing label, append a nop.
2069 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2072 * config/darwin-sections.def (picbase_thunk_section): New.
2073 * config/darwin.c (darwin_init_sections): Set up picbase thunk
2074 section. (darwin_rodata_section, darwin_objc2_section,
2075 machopic_select_section, darwin_asm_declare_constant_name,
2076 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2077 coalesced with newer linkers.
2078 (darwin_override_options): Decide on usage of coalesed sections
2079 on the basis of the target linker version.
2080 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2081 * config/darwin.opt (mtarget-linker): New.
2082 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2083 a coalesced section, instead use a thunks section.
2085 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2088 * configure.ac (with-ld64): New var, set for Darwin, set on
2089 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2090 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2091 * config/darwin10.h(DEF_LD64): Update for this target version.
2092 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2093 (DEF_LD64): Update for this target version.
2094 * configure: Regenerated.
2095 * config.in: Regenerated.
2097 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2100 * config/darwin.c (imachopic_indirection_name): Make data
2101 section indirections linker-visible.
2102 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2103 constant labels linker-visible.
2105 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2107 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2108 (free_lang_data): Remove assignment to ptrdiff_type_node.
2110 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2112 PR rtl-optimization/78526
2113 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2114 beyond val's precision.
2116 PR rtl-optimization/78527
2117 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2118 out of bounds shift count.
2120 2016-11-25 Martin Liska <mliska@suse.cz>
2123 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2124 where -fprofile-generate is documented.
2126 2016-11-25 Martin Liska <mliska@suse.cz>
2128 PR gcov-profile/78086
2129 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2130 not supported by a target. Set priority to 100 if possible.
2131 (build_gcov_exit_decl): Likewise.
2133 2016-11-25 Richard Biener <rguenther@suse.de>
2136 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2137 unary, binary and single RHSs.
2138 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2140 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2145 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2146 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2147 and set it to result code if transformation is valid. Use code EQ
2148 directly in last simplification case.
2150 2016-11-25 Richard Biener <rguenther@suse.de>
2152 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2153 before valueizing return stmts.
2155 2016-11-24 Richard Biener <rguenther@suse.de>
2157 PR tree-optimization/78343
2158 * passes.def: Add CD-DCE pass after loop splitting.
2159 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2160 SCEV init/finalize ...
2161 (perform_tree_ssa_dce): ... here. Deal with being
2162 executed inside the loop pipeline in aggressive mode.
2164 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2166 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2168 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2170 PR tree-optimization/77673
2171 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2172 (init_symbolic_number): Initialize src field from src parameter.
2173 (perform_symbolic_merge): Select most dominated statement as the
2174 source statement. Set src field of resulting n structure from the
2175 input src with the lowest address.
2176 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2177 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2178 of load from src field rather than insertion statement. Cancel
2179 optimization if statement analyzed is not dominated by the insertion
2181 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2182 dominance information.
2184 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2187 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2189 2016-11-25 Martin Jambor <mjambor@suse.cz>
2191 PR tree-optimization/70965
2192 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2194 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2197 * config/i386/i386.c (i386_excess_precision): Do not return
2198 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2199 EXCESS_PRECISION_TYPE_STANDARD.
2200 * target.def (excess_precision): Document that targets should
2201 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2202 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2203 Fix typo in first sentence.
2204 * doc/tm.texi: Regenerate.
2206 2016-11-25 Richard Biener <rguenther@suse.de>
2208 PR tree-optimization/78396
2209 * tree-vectorizer.c (vectorize_loops): When the if-converted
2210 body contains masked loads or stores do not attempt to
2211 basic-block-vectorize it.
2213 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2214 Alan Hayward <alan.hayward@arm.com>
2215 David Sherwood <david.sherwood@arm.com>
2217 * function.h (spill_slot_alignment): Declare.
2218 * function.c (spill_slot_alignment): New function.
2219 * lra-spills.c (slot): Add align and size fields.
2220 (assign_mem_slot): Use them in the call to assign_stack_local.
2221 (add_pseudo_to_slot): Update the fields.
2222 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2224 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2225 Alan Hayward <alan.hayward@arm.com>
2226 David Sherwood <david.sherwood@arm.com>
2228 * stor-layout.c (layout_type): Allow the caller to set the mode of
2229 a float type. Only choose one here if the mode is still VOIDmode.
2230 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2231 floats before calling layout_type.
2232 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2234 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2236 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2237 local variables if all references are known to be direct.
2239 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2240 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2243 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2244 non null and it's precision matches precision of lhs's type.
2246 2016-11-24 Martin Sebor <msebor@redhat.com>
2248 PR tree-optimization/78476
2249 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2251 (handle_gimple_call): Adjust signature.
2252 (try_substitute_return_value): Remove calls to bounded functions
2253 with zero buffer size whose result is known.
2254 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2256 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2258 * varasm.c (assemble_start_function): Wrap align_log definition in
2259 ASM_OUTPUT_MAX_SKIP_ALIGN.
2261 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2263 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2264 explicit mode macros.
2265 (wide OR insn to QImode splitter): Ditto.
2267 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2269 PR rtl-optimization/77541
2270 * lra-constraints.c (struct input_reload): Add field match_p.
2271 (get_reload_reg): Check modes of input reloads to generate unique
2272 value reload pseudo.
2273 (match_reload): Add input reload pseudo for the current insn.
2275 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2277 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2278 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2279 architecture levels.
2280 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2281 the aarch64_fp16_type_node, not all HFmode types.
2282 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2283 (aarch64_scalar_mode_supported_p): Likewise.
2284 (aarch64_excess_precision): New.
2285 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2286 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2287 (TARGET_C_EXCESS_PRECISION): Likewise.
2289 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2291 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2292 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2294 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2296 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2297 (<optab>dihf2): Likewise.
2298 (aarch64_fp16_<optab><mode>hf2): New.
2300 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2303 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2305 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2307 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2308 Enable REE at -O2 and higher.
2309 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2312 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2316 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2317 (new_temp_expr_table): Initialise reg_vars_cnt.
2318 (free_temp_expr_table): Release reg_vars_cnt.
2319 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2321 (find_replaceable_in_bb): Use the above to record register variable
2322 write occurrences and cancel replacement across them.
2324 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2326 PR rtl-optimization/78437
2327 * ree.c (get_uses): New function.
2328 (combine_reaching_defs): When a copy is needed, return false if any
2329 reaching use of the source register reads it in a mode larger than
2330 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2332 2016-11-24 Martin Liska <mliska@suse.cz>
2334 * gimple-pretty-print.c (dump_edge_probability): New function.
2335 (dump_gimple_switch): Dump label edge probabilities.
2336 (dump_gimple_cond): Likewise.
2337 (dump_gimple_label): Dump
2338 (dump_gimple_bb_header): Dump basic block frequency.
2339 (pp_cfg_jump): Replace e->dest argument with e.
2340 (dump_implicit_edges): Likewise.
2341 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2342 Use gimple_bb (at) instead of at->bb.
2344 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2346 * common.opt (flimit-function-alignment): New.
2347 * doc/invoke.texi (-flimit-function-alignment): Document.
2348 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2349 * final.c (shorten_branches): Set it.
2350 * varasm.c (assemble_start_function): Limit alignment if
2353 2016-11-24 Richard Biener <rguenther@suse.de>
2355 PR tree-optimization/71595
2356 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2357 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2358 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2359 called functions. Only fix irred flags if the caller didn't
2361 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2362 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2365 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2367 PR rtl-optimization/78120
2368 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2369 cases, and additionally test against max_seq_cost for speed
2371 (noce_process_if_block): Compute an estimate for the original cost when
2372 optimizing for speed, using the minimum of then and else block costs.
2374 PR rtl-optimization/78120
2375 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2377 PR rtl-optimization/78120
2378 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2380 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2382 * match.pd: Refine type conversion in result expr for below pattern:
2383 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2385 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2388 * tree.h (wi::fits_to_boolean_p): New predicate.
2389 (wi::fits_to_tree_p): Use it for boolean types.
2390 * tree.c (int_fits_type_p): Likewise.
2392 2016-11-24 Martin Liska <mliska@suse.cz>
2394 * print-tree.c (struct bucket): Remove.
2395 (print_node): Add new argument which drives whether a tree node
2396 is printed briefly or not.
2397 (debug_tree): Replace a custom hash table with hash_set<T>.
2398 * print-tree.h (print_node): Add the argument.
2400 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2402 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2404 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2407 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2408 if it is at least NREGS wide.
2410 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2412 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2413 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2414 TFmode, IFmode and KFmode.
2416 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2418 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2421 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2423 * combine.c (change_zero_ext): Only change the mode of a hard register
2424 destination if can_change_dest_mode holds for that.
2426 2016-11-23 Jeff Law <law@redhat.com>
2428 * varasm.c (assemble_name): Increase buffer size for name.
2430 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2432 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2434 * doc/extend.texi: Constify first argument to __builtin_object_size.
2436 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2438 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2439 to be used. Add brackets around macro argument.
2441 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2445 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2448 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2449 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2451 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2454 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2455 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2456 on worksharing constructs, treat it like clauses on simd construct.
2458 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2459 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2460 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2461 of true as last argument to build_outer_var_ref.
2463 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.md (*movqi_internal): Calculate mode
2466 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2467 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2468 (*k<logic><mode>): Calculate mode attribute depending on
2469 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2470 (*andqi_1): Calculate mode attribute of alternative 3 depending
2471 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2472 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2473 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2474 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2475 iterator. Calculate mode attribute of alternative 1 depending
2476 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2477 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2478 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2480 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2483 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2484 * tree-vrp.c (extract_range_basic): Handle case for
2485 CFN_BUILT_IN_STRLEN.
2487 2016-11-23 Jeff Law <law@redhat.com>
2489 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2491 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2492 in boolean context warning.
2494 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2496 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2499 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2500 (arm_fp16_type_node): ...This, make visibile.
2501 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2503 (arm_init_simd_builtin_types): Likewise.
2504 (arm_init_fp16_builtins): Likewise.
2505 * config/arm/arm.c (arm_excess_precision): New.
2506 (arm_floatn_mode): Likewise.
2507 (TARGET_C_EXCESS_PRECISION): Likewise.
2508 (TARGET_FLOATN_MODE): Likewise.
2509 (arm_promoted_type): Only promote arm_fp16_type_node.
2510 * config/arm/arm.h (arm_fp16_type_node): Declare.
2512 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2514 * config/arm/arm.c (arm_convert_to_type): Delete.
2515 (TARGET_CONVERT_TO_TYPE): Delete.
2516 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2517 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2518 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2519 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2520 are in fast math mode, and have no single step hardware instruction.
2521 (extendhfdf2): Only expand through SFmode if we don't have a
2522 single-step hardware instruction.
2523 * config/arm/vfp.md (*truncdfhf2): New.
2524 (extendhfdf2): Likewise.
2526 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2528 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2531 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2533 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2534 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2535 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2536 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2537 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2538 * doc/tm.texi: Regenerate.
2539 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2541 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2543 * toplev.c (init_excess_precision): Delete most logic.
2544 * tree.c (excess_precision_type): Rewrite to use
2545 TARGET_EXCESS_PRECISION.
2546 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2547 more generic fashion.
2548 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2549 __STDC_WANT_IEC_60559_TYPES_EXT__.
2551 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2553 * common.opt (fpermitted-flt-eval-methods): New.
2554 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2555 * flag_types.h (permitted_flt_eval_methods): New.
2557 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2559 * config/m68k/m68k.c (m68k_excess_precision): New.
2560 (TARGET_C_EXCESS_PRECISION): Define.
2562 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2564 * config/s390/s390.c (s390_excess_precision): New.
2565 (TARGET_C_EXCESS_PRECISION): Define.
2567 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2569 * config/i386/i386.c (ix86_excess_precision): New.
2570 (TARGET_C_EXCESS_PRECISION): Define.
2572 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2574 * target.def (excess_precision): New hook.
2575 * target.h (flt_eval_method): New.
2576 (excess_precision_type): Likewise.
2577 * targhooks.c (default_excess_precision): New.
2578 * targhooks.h (default_excess_precision): New.
2579 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2580 * doc/tm.texi: Regenerate.
2582 2016-11-23 Martin Sebor <msebor@redhat.com>
2585 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2586 set the minimum number of bytes for an unknown string to zero.
2588 2016-11-23 Martin Jambor <mjambor@suse.cz>
2589 Martin Liska <mliska@suse.cz>
2591 * hsa-builtins.def: New file.
2592 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2593 * builtins.def: Include hsa-builtins.def.
2594 (DEF_HSA_BUILTIN): New macro.
2595 * dumpfile.h (OPTGROUP_OPENMP): Define.
2596 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2597 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2598 GF_OMP_FOR_GRID_GROUP_ITER.
2599 (gimple_omp_for_grid_phony): Added checking assert.
2600 (gimple_omp_for_set_grid_phony): Likewise.
2601 (gimple_omp_for_grid_intra_group): New function.
2602 (gimple_omp_for_set_grid_intra_group): Likewise.
2603 (gimple_omp_for_grid_group_iter): Likewise.
2604 (gimple_omp_for_set_grid_group_iter): Likewise.
2605 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2606 previosuly only distribute loop was permitted.
2607 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2608 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2610 (grid_expand_omp_for_loop): Likewise and also support standalone
2611 distribute constructs. New parameter INTRA_GROUP, updated both users.
2612 (grid_expand_target_grid_body): Support standalone distribute
2614 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2615 (pass_data_expand_omp_ssa): Likewise.
2616 (pass_data_omp_device_lower): Likewsie.
2617 (pass_data_lower_omp): Likewise.
2618 (pass_data_diagnose_omp_blocks): Likewise.
2619 (pass_data_oacc_device_lower): Likewise.
2620 (pass_data_omp_target_link): Likewise.
2621 (grid_lastprivate_predicate): New function.
2622 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2624 (lower_omp_for): Support standalone distribute constructs.
2625 (grid_prop): New type.
2626 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2628 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2630 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2631 optimization info messages.
2632 (grid_find_single_omp_among_assignments): Likewise.
2633 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2634 (grid_parallel_clauses_gridifiable): New function.
2635 (grid_inner_loop_gridifiable_p): Likewise.
2636 (grid_dist_follows_simple_pattern): Likewise.
2637 (grid_gfor_follows_tiling_pattern): Likewise.
2638 (grid_call_permissible_in_distribute_p): Likewise.
2639 (grid_handle_call_in_distribute): Likewise.
2640 (grid_dist_follows_tiling_pattern): Likewise.
2641 (grid_target_follows_gridifiable_pattern): Support standalone
2642 distribute constructs.
2643 (grid_var_segment): New enum.
2644 (grid_mark_variable_segment): New function.
2645 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2646 if a new argument says so.
2647 (grid_process_grid_body): New function.
2648 (grid_eliminate_combined_simd_part): Likewise.
2649 (grid_mark_tiling_loops): Likewise.
2650 (grid_mark_tiling_parallels_and_loops): Likewise.
2651 (grid_process_kernel_body_copy): Support standalone distribute
2653 (grid_attempt_target_gridification): New grid variable holding overall
2654 gridification state. Support standalone distribute constructs and
2656 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2657 * hsa.h (hsa_bb): Add method method append_phi.
2658 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2659 occurences in all files too.
2660 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2661 (is_a_helper <hsa_insn_br *>::test): New function.
2662 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2663 branch instructions.
2664 (hsa_insn_signal): Make a direct descendant of
2665 hsa_insn_basic. Add memorder constructor parameter and
2666 m_memory_order and m_signalop member variables.
2667 (hsa_insn_queue): Changed constructor parameters to common form.
2668 Added m_segment and m_memory_order member variables.
2669 (hsa_summary_t): Add private member function
2670 process_gpu_implementation_attributes.
2671 (hsa_function_summary): Rename m_binded_function to
2673 (hsa_insn_basic_p): Remove typedef.
2674 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2675 (hsa_op_reg_p): Remove typedef.
2676 (hsa_function_representation): Change hsa_op_reg_p into plain
2678 (hsa_insn_phi): Removed new and delete operators.
2679 (hsa_insn_br): Likewise.
2680 (hsa_insn_cbr): Likewise.
2681 (hsa_insn_sbr): Likewise.
2682 (hsa_insn_cmp): Likewise.
2683 (hsa_insn_mem): Likewise.
2684 (hsa_insn_atomic): Likewise.
2685 (hsa_insn_signal): Likewise.
2686 (hsa_insn_seg): Likewise.
2687 (hsa_insn_call): Likewise.
2688 (hsa_insn_arg_block): Likewise.
2689 (hsa_insn_comment): Likewise.
2690 (hsa_insn_srctype): Likewise.
2691 (hsa_insn_packed): Likewise.
2692 (hsa_insn_cvt): Likewise.
2693 (hsa_insn_alloca): Likewise.
2694 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2695 (process_gpu_implementation_attributes): New function.
2696 (link_functions): Move some functionality into it. Adjust after
2697 renaming m_binded_functions to m_bound_functions.
2698 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2699 to the list of instructions with no output registers.
2700 (get_in_type): Return this if it is a register of
2702 (hsa_get_declaration_name): Moved to...
2703 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2704 temporary string on an obstack instead from ggc.
2705 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2706 down to two overloads.
2707 (hsa_allocp_operand_address): Removed.
2708 (hsa_allocp_operand_immed): Likewise.
2709 (hsa_allocp_operand_reg): Likewise.
2710 (hsa_allocp_operand_code_list): Likewise.
2711 (hsa_allocp_operand_operand_list): Likewise.
2712 (hsa_allocp_inst_basic): Likewise.
2713 (hsa_allocp_inst_phi): Likewise.
2714 (hsa_allocp_inst_mem): Likewise.
2715 (hsa_allocp_inst_atomic): Likewise.
2716 (hsa_allocp_inst_signal): Likewise.
2717 (hsa_allocp_inst_seg): Likewise.
2718 (hsa_allocp_inst_cmp): Likewise.
2719 (hsa_allocp_inst_br): Likewise.
2720 (hsa_allocp_inst_sbr): Likewise.
2721 (hsa_allocp_inst_call): Likewise.
2722 (hsa_allocp_inst_arg_block): Likewise.
2723 (hsa_allocp_inst_comment): Likewise.
2724 (hsa_allocp_inst_queue): Likewise.
2725 (hsa_allocp_inst_srctype): Likewise.
2726 (hsa_allocp_inst_packed): Likewise.
2727 (hsa_allocp_inst_cvt): Likewise.
2728 (hsa_allocp_inst_alloca): Likewise.
2729 (hsa_allocp_bb): Likewise.
2731 (hsa_init_data_for_cfun): Initialize obstack.
2732 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2733 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2734 (hsa_op_reg::operator new): Likewise.
2735 (hsa_op_address::operator new): Likewise.
2736 (hsa_op_code_list::operator new): Likewise.
2737 (hsa_op_operand_list::operator new): Likewise.
2738 (hsa_insn_basic::operator new): Likewise.
2739 (hsa_insn_phi::operator new): Likewise.
2740 (hsa_insn_br::operator new): Likewise.
2741 (hsa_insn_sbr::operator new): Likewise.
2742 (hsa_insn_cmp::operator new): Likewise.
2743 (hsa_insn_mem::operator new): Likewise.
2744 (hsa_insn_atomic::operator new): Likewise.
2745 (hsa_insn_signal::operator new): Likewise.
2746 (hsa_insn_seg::operator new): Likewise.
2747 (hsa_insn_call::operator new): Likewise.
2748 (hsa_insn_arg_block::operator new): Likewise.
2749 (hsa_insn_comment::operator new): Likewise.
2750 (hsa_insn_srctype::operator new): Likewise.
2751 (hsa_insn_packed::operator new): Likewise.
2752 (hsa_insn_cvt::operator new): Likewise.
2753 (hsa_insn_alloca::operator new): Likewise.
2754 (hsa_init_new_bb): Likewise.
2755 (hsa_bb::append_phi): New function.
2756 (gen_hsa_phi_from_gimple_phi): Use it.
2757 (get_symbol_for_decl): Fix dinstinguishing between
2758 global and local functions. Put local variables into a segment
2759 according to their attribute or static flag, if there is one.
2760 (hsa_insn_br::hsa_insn_br): New.
2761 (hsa_insn_br::operator new): Likewise.
2762 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2763 (query_hsa_grid_nodim): New function.
2764 (multiply_grid_dim_characteristics): Likewise.
2765 (gen_get_num_threads): Likewise.
2766 (gen_get_num_teams): Reimplemented.
2767 (gen_get_team_num): Likewise.
2768 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2770 (get_memory_order_name): Removed.
2771 (get_memory_order): Likewise.
2772 (hsa_memorder_from_tree): New function.
2773 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2774 gen_hsa_atomic_for_builtin, can also create signals.
2775 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2776 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2777 (hsa_insn_atomic): Fix function comment.
2778 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2779 ancestor constructor and initialization of new member variables.
2780 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2782 (hsa_get_host_function): Handle functions with no bound CPU
2783 implementation. Fix binded to bound.
2784 (get_brig_function_name): Likewise.
2785 (HSA_SORRY_ATV): Remove semicolon after macro.
2786 (HSA_SORRY_AT): Likewise.
2787 (omp_simple_builtin::generate): Add missing semicolons.
2788 (hsa_insn_phi::operator new): Removed.
2789 (hsa_insn_br::operator new): Likewise.
2790 (hsa_insn_cbr::operator new): Likewise.
2791 (hsa_insn_sbr::operator new): Likewise.
2792 (hsa_insn_cmp::operator new): Likewise.
2793 (hsa_insn_mem::operator new): Likewise.
2794 (hsa_insn_atomic::operator new): Likewise.
2795 (hsa_insn_signal::operator new): Likewise.
2796 (hsa_insn_seg::operator new): Likewise.
2797 (hsa_insn_call::operator new): Likewise.
2798 (hsa_insn_arg_block::operator new): Likewise.
2799 (hsa_insn_comment::operator new): Likewise.
2800 (hsa_insn_srctype::operator new): Likewise.
2801 (hsa_insn_packed::operator new): Likewise.
2802 (hsa_insn_cvt::operator new): Likewise.
2803 (hsa_insn_alloca::operator new): Likewise.
2804 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2806 (gen_hsa_addr): Also process CONST_DECLs.
2807 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2809 (gen_hsa_unary_operation): Make sure the function does
2810 not use bittype source type for firstbit and lastbit operations.
2811 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2813 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2815 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2816 Emit the width stored in the class.
2817 (emit_generic_branch_insn): New function.
2818 (emit_insn): Call emit_generic_branch_insn.
2819 (emit_signal_insn): Remove obsolete comment. Update
2820 member variable name, pick a type according to profile.
2821 (emit_alloca_insn): Remove obsolete comment.
2822 (emit_atomic_insn): Likewise.
2823 (emit_queue_insn): Get segment and memory order from the IR object.
2824 (hsa_brig_section): Make allocate_new_chunk, chunks
2825 and cur_chunk provate, add a default NULL parameter to add method.
2826 (hsa_brig_section::add): Added a new parameter, store pointer to
2827 output data there if it is non-NULL.
2828 (emit_function_directives): Use this new parameter instead of
2829 calculating the pointer itself, fix function comment.
2830 (hsa_brig_emit_function): Add forgotten endian conversion.
2831 (hsa_output_kernels): Remove unnecessary building of
2832 kernel_dependencies_vector_type.
2833 (emit_immediate_operand): Declare.
2834 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2835 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2836 (verify_function_arguments): Properly detect variadic
2838 * hsa-dump.c (hsa_width_specifier_name): New function.
2839 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2840 member variable name. Special dumping for queue objects.
2841 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2842 m_binded_functions to m_bound_functions. Copy externally visible flag
2844 (ipa_hsa_write_summary): Likewise.
2845 (ipa_hsa_read_section): Likewise.
2847 2016-11-23 Richard Biener <rguenther@suse.de>
2849 PR tree-optimization/78396
2850 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2851 vectorize try vectorizing an if-converted body using BB vectorization.
2853 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2854 Alan Hayward <alan.hayward@arm.com>
2855 David Sherwood <david.sherwood@arm.com>
2857 * rtlanal.c (subreg_get_info): Use more local variables.
2858 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2859 occupies at least one register. Assume that full hard registers
2860 have consistent endianness. Share previously-duplicated if block.
2861 Rework the main handling so that it operates on independently-
2862 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2863 to check lowpart offsets, without trying to find an equivalent
2864 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2865 as a final register-endianness correction.
2867 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2873 * combine.c (make_compound_operation_int): Do not convert a subreg of
2874 a non-constant logical shift right to a zero_extract. Handle the case
2875 where some zero bits have been shifted into the range covered by that
2878 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2879 Alan Hayward <alan.hayward@arm.com>
2880 David Sherwood <david.sherwood@arm.com>
2882 * rtl.h (subreg_size_offset_from_lsb): Declare.
2883 (subreg_offset_from_lsb): New function.
2884 (subreg_size_lowpart_offset): Declare.
2885 (subreg_lowpart_offset): Turn into an inline function.
2886 (subreg_size_highpart_offset): Declare.
2887 (subreg_highpart_offset): Turn into an inline function.
2888 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2889 (subreg_size_highpart_offset): Likewise
2890 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2892 2016-11-23 Richard Biener <rguenther@suse.de>
2894 PR tree-optimization/78482
2895 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2896 (remove_forwarder_block_with_phi): When merging with a loop
2897 header creates a new latch reset number of iteration information
2900 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2902 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2903 (*ashrsi3_extend0): ...this. Accept constant integers.
2904 (*ashrsi3_extend2): Rename to...
2905 (*ashrsi3_extend1): ...this.
2906 (*ashrsi3_extend2): New pattern.
2907 (*lshrsi3_extend1): Accept constant integers.
2908 (*lshrsi3_extend2): Fix condition on operand 2.
2910 2016-11-23 Martin Liska <mliska@suse.cz>
2912 * config/i386/i386.c: Initialize function pointer to NULL.
2914 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2916 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2917 for A == C1 ? A : C2 to below.
2918 * match.pd: Move from above to here:
2919 (cond (eq (convert1? x) c1) (convert2? x) c2)
2920 -> (cond (eq x c1) c1 c2).
2922 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2924 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2925 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2926 * match.pd: Move and extend simplification from above to here:
2927 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2928 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2929 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2931 2016-11-23 Martin Liska <mliska@suse.cz>
2932 Martin Jambor <mjambor@suse.cz>
2934 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2936 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2939 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2941 2016-11-23 Richard Biener <rguenther@suse.de>
2944 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2945 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2947 2016-11-23 Richard Biener <rguenther@suse.de>
2950 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2953 2016-11-23 Richard Biener <rguenther@suse.de>
2954 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2956 PR tree-optimization/78154
2957 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2958 returns it's argument and the argument is nonnull.
2959 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2960 ATT_RETNONNULL_NOTHROW_LEAF.
2961 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2962 ATTR_RETNONNULL_NOTHROW_LEAF.
2963 (BUILT_IN_STPCPY): Likewise.
2964 (BUILT_IN_STPNCPY): Likewise.
2965 (BUILT_IN_MEMPCPY_CHK): Likewise.
2966 (BUILT_IN_STPCPY_CHK): Likewise.
2967 (BUILT_IN_STPNCPY_CHK): Likewise.
2968 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2969 (BUILT_IN_STRNCAT): Likewise.
2970 (BUILT_IN_STRNCPY): Likewise.
2971 (BUILT_IN_MEMSET_CHK): Likewise.
2972 (BUILT_IN_STRCAT_CHK): Likewise.
2973 (BUILT_IN_STRCPY_CHK): Likewise.
2974 (BUILT_IN_STRNCAT_CHK): Likewise.
2975 (BUILT_IN_STRNCPY_CHK): Likewise.
2977 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2979 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2980 * fold-const.h (tree_expr_nonzero_p) : Declare.
2981 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2983 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2985 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2986 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2987 "defined" in macros.
2988 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2989 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2990 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2992 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2995 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2996 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2997 of RCALLs in prologue to 3.
2999 2016-11-22 Michael Collison <michael.collison@arm.com>
3001 * config/aarch64/aarch64-protos.h
3002 (aarch64_and_split_imm1, aarch64_and_split_imm2)
3003 (aarch64_and_bitmask_imm): New prototypes
3004 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
3005 New overloaded function to create bit mask covering the
3006 lowest to highest bits set.
3007 (aarch64_and_split_imm2): New overloaded functions to create bit
3008 mask of zeros between first and last bit set.
3009 (aarch64_and_bitmask_imm): New function to determine if a integer
3010 is a valid two instruction "and" operation.
3011 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
3012 allowing wider range of constants with "and" operations.
3013 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
3014 "and" operator from matching restricted constant range used for
3015 ior and xor operators.
3016 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
3017 for constants in "and" operantions.
3018 (UsP constraint): New DImode constraint for constants
3019 in "and" operations.
3020 * config/aarch64/iterators.md (lconst2): New mode iterator.
3021 (LOGICAL2): New code iterator.
3022 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
3024 (aarch64_logical_and_operand): New predicate allowing extended
3025 constants for "and" operations.
3027 2016-11-22 Walter Lee <walt@tilera.com>
3029 * config/tilegx/tilegx.md (trap): New pattern.
3030 * config/tilepro/tilepro.md (trap): Likewise.
3032 2016-11-22 Walter Lee <walt@tilera.com>
3034 * config/tilegx/tilegx.md (*zero_extract): Use
3035 define_insn_and_split instead of define_insn; Handle pos + size >
3037 (*sign_extract): Likewise.
3039 2016-11-22 Marek Polacek <polacek@redhat.com>
3041 PR tree-optimization/78455
3042 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
3044 2016-11-22 Ian Lance Taylor <iant@golang.org>
3048 * godump.c (go_format_type): Always pass alignment as 1 when
3049 calling go_append_padding at end of struct/union.
3051 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3054 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
3055 _mm512_setzero_hi): Removed.
3056 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
3057 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
3058 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
3059 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
3060 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
3061 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
3062 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
3063 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
3064 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
3065 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
3066 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
3067 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
3068 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
3069 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
3070 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
3071 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
3072 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
3073 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
3074 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
3075 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
3076 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3077 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3078 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3079 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3080 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3081 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3082 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3083 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3084 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3085 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3086 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3087 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3088 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3089 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3090 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3091 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3092 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3093 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3094 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3095 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3096 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3097 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3098 _mm512_setzero_qi or _mm512_setzero_hi.
3099 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3100 _mm512_maskz_dbsad_epu8): Formatting fixes.
3101 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3102 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3103 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3104 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3105 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3106 _mm512_setzero_qi or _mm512_setzero_hi.
3108 2016-11-22 Nathan Sidwell <nathan@acm.org>
3110 * gcc-ar.c (main): Fix indentation.
3111 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3112 * ggc-page.c (move_ptes_to_front): Fix formatting.
3113 * hsa-dump.c (dump_has_cfun): Fix indentation.
3114 * sel-sched-ir.h: Remove trailing blank lines.
3116 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3117 Alexander Monakov <amonakov@ispras.ru>
3119 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3120 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3121 (omp_clause_code_name): Add _simt_ name.
3122 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3123 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3124 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3125 (scan_omp_simd): New function.
3126 (scan_omp_1_stmt): Use it in target regions if needed.
3127 (omp_max_vf): Don't max with omp_max_simt_vf.
3128 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3129 OMP_CLAUSE__SIMT_ is present.
3130 (lower_rec_input_clauses): Compute maybe_simt from presence of
3132 (lower_lastprivate_clauses): Likewise.
3133 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3134 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3135 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3136 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3138 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3140 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3141 (expand_GOMP_SIMT_VF): New.
3142 (expand_GOMP_SIMT_LAST_LANE): New.
3143 (expand_GOMP_SIMT_ORDERED_PRED): New.
3144 (expand_GOMP_SIMT_VOTE_ANY): New.
3145 (expand_GOMP_SIMT_XCHG_BFLY): New.
3146 (expand_GOMP_SIMT_XCHG_IDX): New.
3147 * internal-fn.def (GOMP_SIMT_LANE): New.
3148 (GOMP_SIMT_VF): New.
3149 (GOMP_SIMT_LAST_LANE): New.
3150 (GOMP_SIMT_ORDERED_PRED): New.
3151 (GOMP_SIMT_VOTE_ANY): New.
3152 (GOMP_SIMT_XCHG_BFLY): New.
3153 (GOMP_SIMT_XCHG_IDX): New.
3154 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3155 (create_omp_child_function): ...here. Set "omp target entrypoint"
3156 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3157 (omp_max_simt_vf): New. Use it...
3158 (omp_max_vf): ...here.
3159 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3160 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3161 (lower_omp_ordered): Likewise, for "ordered" lowering.
3162 (expand_omp_simd): Add SIMT transforms.
3163 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3164 (execute_omp_device_lower): New.
3165 (pass_data_omp_device_lower): New.
3166 (pass_omp_device_lower): New pass.
3167 (make_pass_omp_device_lower): New.
3168 * passes.def (pass_omp_device_lower): Position new pass.
3169 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3170 (make_pass_omp_device_lower): Declare.
3172 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3175 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3176 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3178 (_mm_maskz_load_epi64): Likewise.
3179 (_mm_setzero_hi): Removed.
3180 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3182 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3183 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3184 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3185 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3186 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3187 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3188 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3189 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3190 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3191 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3192 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3194 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3195 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3196 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3197 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3198 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3199 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3200 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3201 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3202 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3203 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3204 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3205 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3206 instead of _mm_setzero_hi.
3207 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3208 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3209 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3210 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3211 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3212 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3213 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3214 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3215 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3216 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3217 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3218 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3219 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3220 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3221 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3222 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3223 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3224 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3225 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3226 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3227 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3228 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3229 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3230 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3231 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3232 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3234 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3235 instead of _mm_setzero_hi.
3236 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3237 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3238 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3239 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3240 _mm_setzero_si128 instead of _mm_setzero_di.
3241 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3242 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3243 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3244 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3245 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3246 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3247 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3248 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3249 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3250 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3251 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3252 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3253 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3254 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3255 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3256 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3257 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3258 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3259 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3260 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3261 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3262 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3263 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3264 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3265 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3266 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3267 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3268 _mm512_maskz_insertf32x8): Formatting fixes.
3269 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3270 _mm_setzero_si128 instead of _mm_setzero_di.
3271 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3272 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3273 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3274 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3275 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3276 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3277 _mm_setzero_si128 instead of _mm_setzero_di.
3278 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3280 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3281 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3282 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3283 _mm_setzero_si128 instead of _mm_setzero_hi.
3284 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3285 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3286 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3287 instead of _mm_setzero_di.
3288 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3289 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3291 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3292 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3294 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3296 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3297 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3298 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3300 2016-11-22 Carl Love <cel@us.ibm.com>
3302 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3303 equal and vector compare not equal. The vector compares take two
3304 arguments of type vector bool char, vector bool short, vector bool int,
3305 vector bool long long with the same return type.
3306 * doc/extend.texi: Update built-in documentation file for the new
3309 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3311 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3314 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3316 * config.gcc: Allow new rmprofile value for configure option
3317 --with-multilib-list.
3318 * config/arm/t-rmprofile: New file.
3319 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3322 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3325 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3326 register operand in alternatives 4,5,6.
3328 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3331 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3332 in save register mask if it is needed.
3334 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3336 PR tree-optimization/78436
3337 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3338 (shift_bytes_in_array, shift_bytes_in_array_right,
3339 merged_store_group::apply_stores): Formatting fixes.
3340 (clear_bit_region): Likewise. Use memset.
3341 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3342 instead of EXPR and inerted instead of inserted. Use memset instead
3343 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3347 * expmed.c (expand_divmod): Use wide_int for computation of
3348 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3349 Use size <= HOST_BITS_PER_WIDE_INT instead of
3350 HOST_BITS_PER_WIDE_INT >= size.
3352 PR tree-optimization/78445
3353 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3354 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3355 is 1. Formatting fix.
3357 2016-11-22 Martin Liska <mliska@suse.cz>
3360 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3361 (sem_function::get_hash): Use the new field.
3362 (sem_function::parse): Remove an argument from ctor.
3363 (sem_variable::parse): Likewise.
3364 (sem_variable::get_hash): Use the new field.
3365 (sem_item_optimizer::read_section): Use new ctor and set hash.
3366 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3367 sem_variable::sem_variable, sem_function::sem_function.
3369 2016-11-21 Jeff Law <law@redhat.com>
3372 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3373 can_create_pseudo_p is true.
3375 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3378 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3379 *rotldi3_insert_7): New define_insns.
3381 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3383 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3384 so that DImode can be allocated to FP/vector registers in more
3385 cases, and we can avoid direct move operations. If the register
3386 needs reloading, prefer GPRs over FP/vector registers. In the
3387 case of FPR vs. Altivec registers, prefer FPR registers unless we
3388 have the ISA 3.0 reg+offset scalar instructions.
3389 (movdi_internal64): Likewise.
3391 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3394 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3395 for tmp simd array if DECL_NAME (parm) is NULL.
3397 2016-11-20 Jeff Law <law@redhat.com>
3400 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3402 * config/m68k/m68k.md (relational tests against 65535/65536): New
3405 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3407 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3409 2016-11-21 Martin Sebor <msebor@redhat.com>
3411 * doc/invoke.texi (-fprintf-return-value): Document that option
3412 is enabled by default.
3414 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3416 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3417 for-loop declaration of loop variable.
3418 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3419 * config/avr/avr.c (avr_popcount_each_byte)
3420 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3421 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3422 (avr_expand_epilogue, avr_function_arg_advance)
3423 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3424 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3425 (avr_adjust_reg_alloc_order, output_reload_in_const)
3426 (avr_conditional_register_usage, avr_find_unused_d_reg)
3427 (avr_map_decompose, avr_fold_builtin): Same.
3429 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3431 * config/avr/avr.c (avr_popcount): Remove static function.
3432 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3434 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3436 * arm.opt (mapcs-float): Delete option.
3437 * arm.c (arm_option_override): Remove hunk relating to
3439 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3441 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3443 * tree-tailcall.c (process_assignment): Simplify the check for
3444 a valid copy, allowing the source to be a local variable as
3445 well as an SSA name.
3446 (find_tail_calls): Allow copies between local variables to follow
3447 the call. Allow the result to be stored in any local variable,
3448 even if it's an aggregate.
3449 (eliminate_tail_call): Check whether the result is an SSA name
3450 before updating its SSA_NAME_DEF_STMT.
3452 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3454 PR preprocessor/78324
3455 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3456 -ftrack-macro-expansion has a value other than 2.
3458 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3460 PR rtl-optimization/78400
3461 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3462 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3463 and df_update_exit_block_uses.
3465 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3468 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3469 new default-enabled warning..
3470 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3471 (BT_PTR_CONST_STRING): Updated.
3472 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3473 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3474 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3475 (strftime): Update builtin function.
3476 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3477 * tree.h (const_tm_ptr_type_node): New type node.
3478 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3479 const_tm_ptr_type_node.
3481 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3483 PR tree-optimization/78413
3484 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3485 inner and outer loop latches have single predecessors.
3487 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3490 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3491 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3493 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3495 * rtl.h: Adjust prototype.
3496 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3497 (dead_or_set_regno_p): Likewise.
3499 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3501 * rtl.h: Adjust prototype.
3502 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3504 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3506 * function.c (contains): Change argument type to rtx_insn *.
3507 (prologue_contains): Likewise.
3508 (epilogue_contains): Likewise.
3509 (prologue_epilogue_contains): Likewise.
3510 * function.h: Adjust prototype.
3512 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3514 * optabs.c (emit_libcall_block): Change argument type to
3516 * optabs.h: Adjust prototype.
3518 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3520 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3521 (fixup_reorder_chain): Adjust.
3522 * cfgrtl.h: Adjust prototype.
3524 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3526 * rtl.h: Adjust prototype.
3527 * rtlanal.c (replace_label_in_insn): Change argument type to
3530 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3532 * config/v850/v850.c (expand_prologue): Adjust.
3533 (expand_epilogue): Likewise.
3534 * expr.c (init_expr_target): Likewise.
3535 * genrecog.c (print_subroutine): Always make the argument type
3537 * recog.h: Adjust prototype.
3539 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3541 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3542 up variables to make some rtx_insn *.
3543 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3544 * config/arc/arc.c: Likewise.
3545 * config/arm/arm.c: Likewise.
3546 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3547 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3549 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3551 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3553 * config/arm/arm.c (legitimize_pic_address): Change to use
3554 rtx_insn * as the type of variables.
3555 (arm_pic_static_addr): Likewise.
3556 (arm_emit_movpair): Likewise.
3557 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3558 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3559 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3560 * config/frv/frv.md: Likewise.
3561 * config/i386/i386-protos.h: Likewise.
3562 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3563 (ix86_split_fp_branch): Likewise.
3564 (predict_jump): Likewise.
3565 * config/ia64/ia64.c: Likewise.
3566 * config/mcore/mcore.c: Likewise.
3567 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3568 * config/s390/s390.c: Likewise.
3569 * config/s390/s390.md: Likewise.
3570 * config/spu/spu.md: Likewise.
3571 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3572 * lower-subreg.c (resolve_simple_move): Likewise.
3574 2016-11-20 Jeff Law <law@redhat.com>
3577 * reload.h (struct target_reload): Make x_double_reg_address_ok
3579 * reload.c (find_reloads_address): Check if double_reg_address_ok
3580 is true for the mode of the memory reference.
3581 * reload1.c (init_reload): Initialize double_reg_address_ok for
3584 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3587 * tree-ssa-uninit.c: Define new global max_phi_args.
3588 (compute_uninit_opnds_pos): Use max_phi_args.
3589 (prune_uninit_phi_opnds): Same.
3590 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3591 missing NUM_PREDS in function comment.
3592 (can_one_predicate_be_invalidated_p): New.
3593 (can_chain_union_be_invalidated_p): New.
3594 (flatten_out_predicate_chains): New.
3595 (uninit_ops_invalidate_phi_use): New.
3596 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3598 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3600 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3601 * match.pd (A /[ex] B CMP C): New simplifications.
3603 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3605 * match.pd (0 / X, X / X, X % X): New simplifications.
3607 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3609 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3610 when checking if callee's isa flags are subset of caller's isa flags.
3611 Fix comment wording.
3613 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3614 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3615 instead and using = 0 instead of &= 0.
3617 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3618 ix86_add_new_builtins): Formatting fixes.
3619 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3620 (ix86_get_builtin): Likewise.
3622 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3623 don't initialize it, don't use it for the case where it isn't
3624 provable %{z} nor using the same argument, instead move merge
3625 argument into a new pseudo and use that as target. Formatting fixes.
3627 2016-11-19 Jeff Law <law@redhat.com>
3630 * config/m68k/m68k.md (bsetdreg): New pattern.
3631 (bchgdreg, bclrdreg): Likewise.
3633 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3636 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3637 instead of force_reg.
3638 (sh_expand_setmem): Likewise.
3640 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3642 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3644 2016-11-18 Walter Lee <walt@tilera.com>
3646 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3647 end-of-bundle marker for consecutive barriers.
3649 2016-11-18 Walter Lee <walt@tilera.com>
3651 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3653 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3656 * multiple_target.c (get_attr_len): Start with argnum and increment
3657 argnum on every arg. Use strchr in a loop instead of counting commas
3659 (get_attr_str): Increment argnum for every comma in the string.
3660 (separate_attrs): Use for instead of while loop, simplify.
3661 (expand_target_clones): Rename defenition argument to definition.
3662 Free attrs and attr_str even when diagnosing errors. Temporarily
3663 change input_location around targetm.target_option.valid_attribute_p
3664 calls. Don't emit warning or errors if that function fails.
3666 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3669 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3670 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3671 abbrev_opt_base_type_end only by increasing die_abbrev, before
3673 (optimize_abbrev_table): Don't change abbrev numbers of
3674 base types and CU or optimize implicit consts in them if
3675 calc_base_type_die_sizes has been called during build_abbrev_table.
3676 (calc_base_type_die_sizes): If abbrev_opt_start, set
3677 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3679 2016-11-18 Jeff Law <law@redhat.com>
3682 * config/m68k/m68k.c (moveq feeding equality comparison): New
3684 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3685 (equality_comparison_operator): Likewise.
3687 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3689 * rtlanal.c (load_extend_op): Move to...
3690 * rtl.h: ...here and make inline.
3692 2016-11-18 Terry Guo <terry.guo@arm.com>
3693 Thomas Preud'homme <thomas.preudhomme@arm.com>
3695 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3696 * config/arm/arm-opts.h: Include arm-flags.h.
3697 (struct arm_arch_core_flag): Define.
3698 (arm_arch_core_flags): Define.
3699 * config/arm/arm-protos.h: Include arm-flags.h
3700 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3701 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3702 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3703 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3704 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3705 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3706 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3707 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3708 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3709 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3710 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3711 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3712 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3713 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3714 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3715 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3716 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3717 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3718 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3719 ARM_FSET_CPU_SUBSET): Move to ...
3720 * config/arm/arm-flags.h: This new file.
3721 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3722 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3723 (TARGET_MODE_SPECS): Define.
3724 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3726 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3728 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3729 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3730 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3731 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3732 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3733 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3734 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3735 missing and make value unsigned.
3736 (arm_feature_set): Use unsigned entries instead of unsigned long.
3738 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3740 Re-apply after PR bootstrap/77359 is fixed:
3741 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3743 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3744 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3747 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3750 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3751 variables in functions calling alloca. Also update the ASCII
3753 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3754 (STACK_DYNAMIC_OFFSET): Likewise.
3755 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3756 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3759 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3760 Alan Hayward <alan.hayward@arm.com>
3761 David Sherwood <david.sherwood@arm.com>
3763 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3764 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3765 (add_const_value_attribute): Likewise.
3766 * explow.c (plus_constant): Likewise.
3767 * expmed.c (expand_mult, make_tree): Likewise.
3768 * expr.c (convert_modes): Likewise.
3769 * loop-doloop.c (doloop_optimize): Likewise.
3770 * postreload.c (reload_cse_simplify_set): Likewise.
3771 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3772 (simplify_binary_operation_1, simplify_const_binary_operation):
3774 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3775 * wide-int.h: Update documentation to recommend rtx_mode_t
3776 instead of std::make_pair.
3778 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3779 Alan Hayward <alan.hayward@arm.com>
3780 David Sherwood <david.sherwood@arm.com>
3782 * tree.h (SET_DECL_MODE): New macro.
3783 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3784 (expand_gimple_basic_block): Likewise.
3785 * function.c (split_complex_args): Likeise.
3786 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3787 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3788 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3789 (finish_bitfield_representative): Likewise.
3790 * tree.c (make_node_stat): Likewise.
3791 * tree-inline.c (remap_ssa_name): Likewise.
3792 (tree_function_versioning): Likewise.
3793 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3794 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3795 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3796 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3797 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3798 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3799 * varasm.c (make_debug_expr_from_rtl): Likewise.
3801 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3803 PR rtl-optimization/71785
3804 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3805 (duplicate_computed_gotos): New function.
3806 (pass_duplicate_computed_gotos::execute): Rewrite.
3808 2016-11-17 Jeff Law <law@redhat.com>
3811 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3812 barrier prior to deallocating the stack.
3814 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3816 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3817 to make better use of cmem loads in the case where a single bit is
3819 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3821 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3823 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3825 (isa_names_table): Handle new features.
3827 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3828 Andrew Senkevich <andrew.senkevich@intel.com>
3830 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3831 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3832 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3833 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3834 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3835 * config/i386/avx5124fmapsintrin.h: New file.
3836 * config/i386/avx5124vnniwintrin.h: Ditto.
3837 * config/i386/constraints.md (h): New constraint.
3838 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3839 * config/i386/driver-i386.c (host_detect_local_cpu):
3840 Detect avx5124fmaps, avx5124vnniw.
3841 * config/i386/i386-builtin-types.def: Add types
3842 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3843 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3844 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3845 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3846 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3847 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3848 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3849 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3850 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3851 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3852 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3853 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3854 __builtin_ia32_vp4dpwssds_mask): New.
3855 * config/i386/i386-c.c (ix86_target_macros_internal):
3856 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3857 * config/i386/i386-modes.def: Fixed comment typos, added new
3858 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3859 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3861 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3862 (ix86_option_override_internal): Handle new options.
3863 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3865 (ix86_expand_builtin): Handle new builtins.
3866 (ix86_additional_allocno_class_p): New.
3867 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3868 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3869 (reg_class): Add MOD4_SSE_REGS.
3870 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3871 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3872 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3873 avx5124vnniwintrin.h.
3874 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3875 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3876 (define_mode_iterator IMOD4): New.
3877 (define_mode_attr imod4_narrow): Ditto.
3878 (define_insn "mov<mode>"): Ditto.
3879 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3880 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3881 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3882 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3883 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3884 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3885 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3886 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3887 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3888 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3889 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3890 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3891 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3892 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3893 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3894 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3895 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3896 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3897 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3898 * genmodes.c (mode_size_inline): Extend return type.
3899 * machmode.h (mode_size, mode_base_align): Extend type.
3901 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3904 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3905 the appropriate checks for SFmode/DFmode load/stores in GPR
3907 (fusion_addis_mem_combo_store): Likewise.
3908 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3909 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3910 d-form instructions for traditional Altivec registers.
3911 (emit_fusion_p9_load): Likewise.
3912 (emit_fusion_p9_store): Likewise.
3913 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3914 early clobber from scratch register. Do not match if the register
3915 being stored is the scratch register.
3916 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3917 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3918 instructions for traditional Altivec registers.
3919 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3920 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3921 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3923 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3926 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3927 being live in the function and lr needing to be saved. Distinguish
3928 between already saved pushable registers and registers to push.
3929 Check for LR being an available pushable register.
3931 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3933 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3934 string input is a string constant.
3935 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3936 via cmpstrnsi even if neither string is constant.
3938 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3941 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3942 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3943 instead, return false if it is NULL, or doesn't fit into uhwi, or
3944 is larger or equal to targetm.max_anchor_offset.
3946 2016-11-17 Pip Cet <pipcet@gmail.com>
3947 Eric Botcazou <ebotcazou@adacore.com>
3949 PR rtl-optimization/78355
3950 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3951 needs to deal with unaligned accesses.
3952 * doc/tm.texi: Regenerate.
3953 * lra-constraints.c (simplify_operand_subreg): Only invoke
3954 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3956 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3958 * input.c (selftest::test_lexer_string_locations_long_line): New
3960 (selftest::test_lexer_string_locations_raw_string_multiline): New
3962 (selftest::input_c_tests): Call the new functions, via
3963 for_each_line_table_case.
3965 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * config/aarch64/aarch64.md (mov<mode>): Call
3968 aarch64_split_dimode_const_store on DImode constant stores.
3969 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3971 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3974 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3975 Richard Biener <rguenther@suse.de>
3977 PR tree-optimization/77848
3978 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3979 the user specified -ftree-loop-if-convert.
3981 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3984 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3985 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3986 *thumb2_strd_base_neg): Recognize insn regardless of
3987 current_tune->prefer_ldrd_strd.
3988 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3991 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3993 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3996 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3998 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
4000 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
4001 * config/arc/arc-cpus.def (quarkse_em): Add.
4002 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
4003 * config/arc/arc-opts.h (FPX_QK): Define.
4004 * config/arc/arc-tables.opt: Regenerate.
4005 * config/arc/arc.c (gen_compare_reg): Change.
4006 (arc_register_move_cost): Avoid Dy,Dx moves.
4007 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
4008 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
4009 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
4011 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
4012 (fix_truncsfsi2_fpu): Rename.
4013 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
4014 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
4015 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
4016 * config/arc/t-multilib: Regenerate.
4018 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
4020 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
4022 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
4023 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
4024 (avr_rtx_costs_1, extra_constraint_Q): Same.
4025 (avr_address_cost): Use SUBREG_P if possible.
4027 2016-11-17 Richard Biener <rguenther@suse.de>
4030 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
4031 non-local goto into CFG.
4033 2016-11-17 Richard Biener <rguenther@suse.de>
4035 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
4036 backward compatibility.
4037 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
4038 * tree-if-conv.c (pass_if_conversion::gate): Do not test
4039 flag_tree_loop_if_convert_stores.
4040 (pass_if_conversion::execute): Likewise.
4042 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4044 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
4045 const_double code before calling aarch64_float_const_zero_rtx_p.
4047 2016-11-17 Richard Biener <rguenther@suse.de>
4049 PR tree-optimization/78306
4050 * ipa-inline-analysis.c (initialize_inline_failed): Do not
4051 inhibit inlining if function calls cilk_spawn.
4052 (can_inline_edge_p): Likewise.
4054 2016-11-17 Richard Biener <rguenther@suse.de>
4057 * fold-const.c (negate_expr_p): Fix multiplication case.
4059 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
4062 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
4064 (TARGET_INIT_LIBFUNCS): Delete definition and...
4065 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
4068 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
4070 * config/netbsd-stdint.h: New.
4071 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
4072 (x86_64-*-netbsd*): Likewise.
4074 2016-11-16 Andrew PInski <apinski@cavium.com>
4076 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4077 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4078 flag_aarch64_verbose_cost instead of checking for details dump.
4079 (aarch64_rtx_costs_wrapper): Likewise.
4081 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4083 PR rtl-optimization/78378
4084 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4085 inner only if pos is 0. Fix up formatting.
4087 2016-11-17 Alan Modra <amodra@gmail.com>
4089 PR rtl-optimization/78325
4090 PR rtl-optimization/70890
4091 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4094 2016-11-16 Jason Merrill <jason@redhat.com>
4096 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4098 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4099 Richard Biener <rguenther@suse.de>
4101 PR tree-optimization/77848
4102 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4103 an outer loop, only save basic block aux information for the inner
4105 (versionable_outer_loop_p): New function.
4106 (tree_if_conversion): Version the outer loop instead of the inner
4107 one if the pattern will be recognized for outer-loop
4110 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4112 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4113 (pass_partition_blocks::gate): No longer check
4114 user_defined_section_attribute, instead check the function decl
4115 for a section attribute.
4116 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4117 set user_defined_section_attribute.
4118 * gcc/final.c (rest_of_handle_final): Likewise.
4119 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4120 * gcc/toplev.h: Remove declaration of
4121 user_defined_section_attribute.
4123 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4125 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4126 Explicitly switch between JR and JRC for the table jump. Adjust
4129 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4131 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4132 `insn_count' to 11 rather than 16.
4134 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4136 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4137 `ltu' rather than `leu' operation in the RTL pattern
4139 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4141 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4142 missing <d> instruction prefixes throughout. Correct
4145 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4147 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4148 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4149 cancel short delay slots in PIC call relaxation.
4151 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4153 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4154 general register with general register or ARM constant into SP
4157 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4160 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4161 that loop->header == body_bb if broken_loop.
4163 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4165 * tree-ssa-math-opts.c (bswap_replace): Remove test
4166 of SLOW_UNALIGNED_ACCESS.
4168 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4170 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4171 is selected. Pass -mgomp to offload compiler in OpenMP case.
4172 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4173 declaration from nvptx.c.
4174 (nvptx_gen_shuffle): Declare.
4175 (nvptx_output_set_softstack): Declare.
4176 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4177 (need_softstack_decl): New variable.
4178 (need_unisimt_decl): New variable.
4179 (diagnose_openacc_conflict): New. Use it...
4180 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4181 (nvptx_encode_section_info): Handle "shared" attribute.
4182 (write_as_kernel): Restrict to OpenACC target regions.
4183 (init_softstack_frame): New.
4184 (nvptx_init_unisimt_predicate): New.
4185 (write_omp_entry): New. Use it...
4186 (nvptx_declare_function_name): ...here to emit OpenMP target region
4187 entrypoints. Handle TARGET_SOFT_STACK. Call
4188 nvptx_init_unisimt_predicate.
4189 (nvptx_output_set_softstack): New.
4190 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4191 (nvptx_gen_shuffle): Export.
4192 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4194 (nvptx_print_operand): Fix handling of instruction predicates.
4195 (nvptx_get_unisimt_master): New helper function.
4196 (nvptx_get_unisimt_predicate): Ditto.
4197 (nvptx_call_insn_is_syscall_p): Ditto.
4198 (nvptx_unisimt_handle_set): Ditto.
4199 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4200 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4201 (nvptx_handle_shared_attribute): New. Use it...
4202 (nvptx_attribute_table): ... here (new entry).
4203 (nvptx_record_offload_symbol): Handle NULL attributes.
4204 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4205 (nvptx_simt_vf): New.
4206 (TARGET_SIMT_VF): Define.
4207 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4208 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4209 -muniform-simt option is active.
4210 (STACK_SIZE_MODE): Define.
4211 (FIXED_REGISTERS): Adjust.
4212 (SOFTSTACK_SLOT_REGNUM): New.
4213 (SOFTSTACK_PREV_REGNUM): New.
4214 (REGISTER_NAMES): Adjust.
4215 (struct machine_function): New fields.
4216 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4217 (UNSPEC_VOTE_BALLOT): Ditto.
4218 (UNSPEC_LANEID): Ditto.
4219 (UNSPECV_NOUNROLL): Ditto.
4220 (atomic): New attribute.
4221 (predicable): New attribute. Generate predicated forms via
4223 (br_true): Mark as not predicable.
4225 (br_true_uni): Ditto.
4226 (br_false_uni): Ditto.
4228 (trap_if_true): Ditto.
4229 (trap_if_false): Ditto.
4230 (nvptx_fork): Ditto.
4231 (nvptx_forked): Ditto.
4232 (nvptx_joining): Ditto.
4233 (nvptx_join): Ditto.
4234 (nvptx_barsync): Ditto.
4235 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4236 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4237 (allocate_stack_<mode>): Remove unused pattern.
4238 (set_softstack_insn): New pattern.
4239 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4240 (nvptx_vote_ballot): New pattern.
4241 (omp_simt_lane): Ditto.
4242 (omp_simt_last_lane): Ditto.
4243 (omp_simt_ordered): Ditto.
4244 (omp_simt_vote_any): Ditto.
4245 (omp_simt_xchg_bfly): Ditto.
4246 (omp_simt_xchg_idx): Ditto.
4247 (nvptx_nounroll): Ditto.
4248 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4249 (atomic_exchange<mode>): Ditto.
4250 (atomic_fetch_add<mode>): Ditto.
4251 (atomic_fetch_addsf): Ditto.
4252 (atomic_fetch_<logic><mode>): Ditto.
4253 * config/nvptx/nvptx.opt (msoft-stack): New option.
4254 (muniform-simt): Ditto.
4256 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4257 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4258 * doc/invoke.texi (msoft-stack): Document.
4259 (muniform-simt): Document
4261 * doc/tm.texi: Regenerate.
4262 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4263 * target.def: Define it.
4264 * target-insns.def (omp_simt_lane): New.
4265 (omp_simt_last_lane): New.
4266 (omp_simt_ordered): New.
4267 (omp_simt_vote_any): New.
4268 (omp_simt_xchg_bfly): New.
4269 (omp_simt_xchg_idx): New.
4271 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4273 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4275 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4276 (ASM_OUTPUT_CASE_END): Likewise.
4277 * config/mips/mips.c (mips_set_text_contents_type): New function.
4278 (mips16_emit_constants): Record the pool's initial label number
4279 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4280 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4281 for `consttable' insns.
4282 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4283 for `consttable_end' insns.
4284 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4285 (consttable): Add operand.
4286 (consttable_end): New insn.
4288 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4290 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4291 * tree-if-conv.c (tree_if_conversion): Make public.
4292 * * tree-if-conv.h: New file.
4293 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4294 dynamic alias checks for epilogues.
4295 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4296 * tree-vect-loop.c: include tree-if-conv.h.
4297 (new_loop_vec_info): Add zeroing orig_loop_info field.
4298 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4299 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4300 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4301 using passed argument.
4302 (vect_transform_loop): Check if created epilogue should be returned
4303 for further vectorization with less vf. If-convert epilogue if
4304 required. Print vectorization success for epilogue.
4305 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4306 if it is required, pass loop_vinfo produced during vectorization of
4307 loop body to vect_analyze_loop.
4308 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4310 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4311 (LOOP_VINFO_EPILOGUE_P): New.
4312 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4313 (vect_do_peeling): Change prototype to return epilogue.
4314 (vect_analyze_loop): Add argument of loop_vec_info type.
4315 (vect_transform_loop): Return created loop.
4317 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4319 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4320 component as used also if LR_REGNO is a live input to the bb.
4321 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4322 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4323 (df_get_exit_block_use_set): Ditto.
4324 * df.h (df_scan_flags): New enum.
4325 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4326 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4327 df_update_entry_block_defs and df_update_exit_block_uses
4328 at the start; clear the flag and call those functions at the end.
4330 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4331 Alan Hayward <alan.hayward@arm.com>
4332 David Sherwood <david.sherwood@arm.com>
4334 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4335 nb_iterations to the number of latch iterations rather than the
4336 number of loop iterations.
4338 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4339 Alan Hayward <alan.hayward@arm.com>
4340 David Sherwood <david.sherwood@arm.com>
4342 * combine.c (maybe_swap_commutative_operands): New function.
4343 (combine_simplify_rtx): Use it.
4344 (change_zero_ext): Likewise.
4345 (make_compound_operation_int): New function, split out of...
4346 (make_compound_operation): ...here. Use
4347 maybe_swap_commutative_operands for both.
4349 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4351 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4352 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4353 * arm/arm-tables.opt: Regenerated.
4354 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4356 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4357 and 'neon' are aliases for specific implementations.
4359 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4360 Alan Hayward <alan.hayward@arm.com>
4361 David Sherwood <david.sherwood@arm.com>
4363 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4364 and use it in the final call to gen_rtx_fmt_ee.
4365 (expand_vec_cond_expr): Update accordingly.
4366 (expand_vec_cmp_expr): Likewise.
4368 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4369 Alan Hayward <alan.hayward@arm.com>
4370 David Sherwood <david.sherwood@arm.com>
4372 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4374 2016-11-16 Richard Biener <rguenther@suse.de>
4377 * gimplify.c (gimplify_function_tree): Do not instrument
4378 GNU extern inline functions.
4380 2016-11-16 Martin Liska <mliska@suse.cz>
4383 * gimplify.c (gimplify_switch_expr): Always save previous
4384 gimplify_ctxp->live_switch_vars.
4386 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4388 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4389 zero_extract operations to allow a movb to occur.
4390 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4391 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4392 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4393 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4396 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4397 Alan Hayward <alan.hayward@arm.com>
4398 David Sherwood <david.sherwood@arm.com>
4400 * expr.c (emit_group_load_1): Tighten check for whether an
4401 access involves only one operand of a CONCAT. Use extract_bit_field
4402 for constants if the bit range does span the whole operand.
4404 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4405 Alan Hayward <alan.hayward@arm.com>
4406 David Sherwood <david.sherwood@arm.com>
4408 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4410 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4411 Alan Hayward <alan.hayward@arm.com>
4412 David Sherwood <david.sherwood@arm.com>
4414 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4415 all three iteration counts with an any_* test. Use a single update
4416 for each count. Fix the calculation of nb_iterations_estimate.
4418 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4420 * config/pdp11/pdp11.c: Include dbxout.h.
4422 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4424 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4426 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4429 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4430 proper ranges for an SBFX instruction.
4431 (extzv_t2): Likewise for UBFX.
4433 2016-11-16 Richard Biener <rguenther@suse.de>
4435 PR tree-optimization/78348
4436 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4437 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4438 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4439 revealed no dependency, PKIND_MEMMOVE otherwise.
4441 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4444 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4445 it points to non-NULL tree, use it instead of ubsan_create_data.
4446 (instrument_si_overflow): Handle vector signed integer overflow
4448 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4449 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4450 vector IFN_UBSAN_CHECK_*.
4451 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4452 pass it through to ubsan_build_overflow_builtin.
4453 (expand_neg_overflow, expand_mul_overflow): Likewise.
4454 (expand_vector_ubsan_overflow): New function.
4455 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4456 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4457 (expand_arith_overflow): Adjust expand_*_overflow callers.
4459 2016-11-16 Matthias Klose <doko@ubuntu.com>
4461 * doc/install.texi: Remove references to java/libjava.
4463 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4465 * tree-ssa-coalesce.c (register_default_def): Remove
4466 register_ssa_partition.
4467 (create_outofssa_var_map): Likewise.
4468 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4469 * tree-ssa-live.h (register_ssa_partition): Likewise.
4471 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4473 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4474 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4475 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4476 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4477 rtx when all sub-rtx are also permanent.
4478 (attr_eq): Simplify.
4479 (attr_copy_rtx): Remove.
4480 (make_canonical, get_attr_value): Use attr_equal_p.
4481 (copy_boolean): Rehash NOT.
4482 (simplify_test_exp_in_temp,
4483 optimize_attrs): Remove call to attr_copy_rtx.
4484 (attr_alt_intersection, attr_alt_union,
4485 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4486 (make_automaton_attrs): Use attr_eq.
4488 2016-11-15 Matthias Klose <doko@ubuntu.com>
4490 * doc/install.texi: Remove references to java/libjava.
4491 * doc/sourcebuild.texi: Likewise.
4492 * doc/invoke.texi: Likewise.
4493 * doc/standards.texi: Likewise.
4495 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4496 Alan Hayward <alan.hayward@arm.com>
4497 David Sherwood <david.sherwood@arm.com>
4499 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4501 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4502 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4503 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4504 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4505 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4506 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4507 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4509 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4510 Alan Hayward <alan.hayward@arm.com>
4511 David Sherwood <david.sherwood@arm.com>
4513 * dce.c (check_argument_store): Pass the size instead of
4514 the memory reference.
4515 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4517 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4518 Alan Hayward <alan.hayward@arm.com>
4519 David Sherwood <david.sherwood@arm.com>
4521 * alias.c (canon_rtx): Use simplify_gen_binary.
4523 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4524 Alan Hayward <alan.hayward@arm.com>
4525 David Sherwood <david.sherwood@arm.com>
4527 * rtl.h (load_extend_op): Declare.
4528 * rtlanal.c (load_extend_op): New function.
4529 (nonzero_bits1): Use it.
4530 (num_sign_bit_copies1): Likewise.
4531 * cse.c (cse_insn): Likewise.
4532 * fold-const.c (fold_single_bit_test): Likewise.
4533 (fold_unary_loc): Likewise.
4534 * fwprop.c (free_load_extend): Likewise.
4535 * postreload.c (reload_cse_simplify_set): Likewise.
4536 (reload_cse_simplify_operands): Likewise.
4537 * combine.c (try_combine): Likewise.
4538 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4539 subreg_lowpart_p checks.
4541 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4542 Alan Hayward <alan.hayward@arm.com>
4543 David Sherwood <david.sherwood@arm.com>
4545 * combine.c (simplify_shift_const_1): Use the number of bits
4546 in the inner mode to determine the range of the shift.
4547 When handling shifts of vectors, skip any rules that apply
4550 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4551 Alan Hayward <alan.hayward@arm.com>
4552 David Sherwood <david.sherwood@arm.com>
4554 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4557 2016-11-15 Matthias Klose <doko@ubuntu.com>
4559 * doc/install.texi: Remove references to gcj/libjava.
4560 * doc/invoke.texi: Likewise.
4562 2016-11-15 Jeff Law <law@redhat.com>
4564 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4565 parameter. Callers changed.
4566 (check-subpath_and_update_thread_path): Extracted from
4567 fsm_find_control_statement_thread_paths.
4568 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4569 (handle_phi, handle_assignment): Allow any constant node, not
4572 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4574 * config/arc/arc-arch.h: New file.
4575 * config/arc/arc-arches.def: Likewise.
4576 * config/arc/arc-cpus.def: Likewise.
4577 * config/arc/arc-options.def: Likewise.
4578 * config/arc/t-multilib: Likewise.
4579 * config/arc/genmultilib.awk: Likewise.
4580 * config/arc/genoptions.awk: Likewise.
4581 * config/arc/arc-tables.opt: Likewise.
4582 * config/arc/driver-arc.c: Likewise.
4583 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4584 * common/config/arc/arc-common.c (arc_handle_option): Trace
4586 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4587 options; check for supported cpu against arc-cpus.def file.
4588 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4589 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4590 * config/arc/arc-c.def: Add emacs local variables.
4591 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4592 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4593 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4594 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4595 (DEFAULT_arc_fpu_build): Define.
4596 (DEFAULT_arc_mpy_option): Define.
4597 * config/arc/arc-protos.h (arc_init): Delete.
4598 * config/arc/arc.c (arc_cpu_name): New variable.
4599 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4600 (arc_arc700, arc_arc600, arc_arc601): New variable.
4601 (arc_init): Add static; remove selection of default tune value,
4602 cleanup obsolete error messages.
4603 (arc_override_options): Make use of .def files for selecting the
4604 right cpu and option configurations.
4605 * config/arc/arc.h (stdbool.h): Include.
4606 (TARGET_CPU_DEFAULT): Define.
4607 (CPP_SPEC): Remove mcpu=NPS400 handling.
4608 (arc_cpu_to_as): Declare.
4609 (EXTRA_SPEC_FUNCTIONS): Define.
4610 (OPTION_DEFAULT_SPECS): Likewise.
4611 (ASM_DEFAULT): Remove.
4612 (ASM_SPEC): Use arc_cpu_to_as.
4613 (DRIVER_SELF_SPECS): Remove deprecated options.
4614 (arc_base_cpu): Declare.
4615 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4616 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4618 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4619 * config/arc/arc.md (attr_cpu): Remove.
4620 * config/arc/arc.opt (mno-mpy): Deprecate.
4621 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4622 (mcpu=ARCHS): Remove.
4623 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4625 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4626 (arc_fpu): Use new defines.
4627 (mpy-option): Change to use numeric or string like inputs.
4628 * config/arc/t-arc (driver-arc.o): New target.
4629 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4630 * config/arc/t-arc-newlib: Delete.
4631 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4632 * doc/invoke.texi (ARC): Update arc options.
4634 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4636 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4637 insn at the beginning of the constant pool.
4638 (mips_insert_insn_pseudos): New function.
4639 (mips_machine_reorg2): Call it.
4640 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4641 UNSPEC_INSN_PSEUDO enum values.
4642 (insn_pseudo, consttable): New insns.
4644 2016-11-15 Michael Matz <matz@suse.de>
4646 PR missed-optimization/77881
4647 * combine.c (simplify_comparison): Remove useless subregs
4648 also inside the loop, not just after it.
4649 (make_compound_operation): Recognize some subregs as being
4652 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4653 Alan Hayward <alan.hayward@arm.com>
4654 David Sherwood <david.sherwood@arm.com>
4656 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4659 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4661 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4662 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4664 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4665 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4666 vinsert{b,h} on ISA 3.0.
4668 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4670 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4671 and cmpnop in two steps: first the ones not accessed in original gimple
4672 expression in a endian independent way and then the ones not accessed
4673 in the final result in an endian-specific way.
4674 (bswap_replace): Stop doing big endian adjustment.
4676 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4679 (*ashl<mode>3_doubleword): Ditto.
4681 2016-11-14 Martin Liska <mliska@suse.cz>
4683 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4685 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4686 Richard Biener <rguenther@suse.de>
4688 * doc/invoke.texi (fgimple): Document.
4689 * dumpfile.h (TDF_GIMPLE): Add.
4690 * dumpfile.c (dump_options): Add gimple.
4691 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4693 (dump_gimple_label): Likewise.
4694 (dump_gimple_phi): Likewise.
4695 (dump_gimple_bb_header): Likewise.
4696 (dump_phi_nodes): Likewise.
4697 (pp_cfg_jump): Likewise. Pass in dump flags.
4698 (dump_implicit_edges): Adjust.
4699 * passes.c (pass_init_dump_file): Do not dump function header
4701 * tree-cfg.c (dump_function_to_file): Dump function return type
4702 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4704 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4705 (dump_generic_node): Likewise.
4706 * function.h (struct function): Add pass_startwith member.
4707 * passes.c (execute_one_pass): Implement startwith.
4708 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4709 and assign proper version for parsed ssa names.
4710 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4711 * internal-fn.c (expand_PHI): New function.
4712 * internal-fn.h (expand_PHI): Declared here.
4713 * internal-fn.def: New defination for PHI.
4714 * tree-cfg.c (lower_phi_internal_fn): New function.
4715 (build_gimple_cfg): Call it.
4716 (verify_gimple_call): Condition for passing label as arg in internal
4718 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4719 present PHIs with arguments.
4721 2016-11-14 Martin Liska <mliska@suse.cz>
4724 * common.opt: Add prefer-atomic as a new enum value for
4726 * coretypes.h: Likewise.
4727 * doc/invoke.texi: Document the new option value.
4728 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4729 * tree-profile.c (tree_profiling): Select default value
4730 of -fprofile-update when 'prefer-atomic' is selected.
4732 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4734 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4735 (cortex_a57_alu_shift): ...here.
4737 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4739 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4741 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4742 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4743 (<optab>si3_insn_uxtw): Likewise.
4744 (<optab><mode>3_insn): Likewise.
4745 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4746 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4747 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4748 (<optab><mode>): Likewise.
4749 (insv<mode>): Likewise.
4750 (andim_ashift<mode>_bfiz): Likewise.
4751 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4752 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4753 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4754 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4755 (exynos_m1_alu_p): Likewise.
4756 * config/arm/types.md: Add bfx.
4757 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4759 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4761 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4762 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4764 2016-11-14 Richard Biener <rguenther@suse.de>
4766 PR tree-optimization/78312
4767 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4768 flow-sensitive info.
4770 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4773 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4774 * config/avr/avr.opt (-mabsdata): New option.
4775 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4776 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4777 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4778 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4779 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4780 spec depending on AVR_ISA_LDS.
4781 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4783 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4785 * match.pd: Don't try to compare addresses of variables with
4788 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4790 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4791 (propagate_vr_accross_jump_function): Handle unary expressions.
4792 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4793 (load_from_param_1): New.
4794 (load_from_unmodified_param): Factor common part into load_from_param_1.
4795 (load_from_param): New.
4796 (compute_complex_assign_jump_func): Handle unary expressions.
4797 (update_jump_functions_after_inlining): Likewise.
4798 (ipa_write_jump_function): Likewise.
4799 (ipa_read_jump_function): Likewise.
4801 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4804 * doc/invoke.texi: Document Wrestrict.
4805 * pretty-print.c (pp_format): Add case for "Z" specifier.
4806 (test_pp_format): Test "Z" specifier.
4808 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4810 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4811 original function needs a static chain.
4813 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4816 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4819 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4822 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4823 return early if !optional_tbtab.
4825 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4827 PR rtl-optimization/59461
4828 * doc/rtl.texi (paradoxical subregs): Add missing word.
4829 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4830 in modes with precision larger than that of last_set_mode.
4831 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4832 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4833 REGs to paradoxical SUBREGs.
4834 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4835 larger than a word before invoking LOAD_EXTEND_OP on it.
4837 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4840 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4841 element order for little endian ordering.
4843 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4844 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4847 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4850 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4851 when calculating operand 2.
4852 (rotate to rotatex zext splitter): Ditto.
4854 2016-11-11 Jeff Law <law@redhat.com>
4856 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4858 (stmt_uses_name_in_undefined_way): New function, extracted from
4859 find_implicit_erroneous_behavior and extended for div/mod case.
4860 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4861 find_explicit_erroneous_behavior and extended for div/mod case.
4862 (find_implicit_erroneous_behavior): Use new helper function.
4863 (find_explicit_erroneous_behavior): Use new helper function.
4865 2016-11-11 Richard Biener <rguenther@suse.de>
4867 PR tree-optimization/71575
4868 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4871 2016-11-11 Richard Biener <rguenther@suse.de>
4874 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4875 about uninitialized destination arg of BIT_INSERT_EXPR.
4877 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4880 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4881 terminology. Expand to remove ambiguity.
4883 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4885 PR rtl-optimization/78232
4886 * combine.c (try_combine): Add a big comment about why reusing i2dest
4888 (change_zero_ext): Do not call simplify_gen_binary, do the
4889 simplifications manually.
4891 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4893 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4894 enable HImode and QImode to go in vector registers by default if
4895 the -mvsx-small-integer option is enabled.
4896 (rs6000_secondary_reload_simple_move): Likewise.
4897 (rs6000_preferred_reload_class): Don't force integer constants to
4898 be loaded into vector registers that we can easily make into
4899 memory (or being created in the GPRs and moved over with direct move).
4900 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4901 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4902 vector extraction on ISA 3.0 when the scalar integer can be
4903 allocated in vector registers. Generate the VEC_SELECT directy,
4904 and don't use UNSPEC's to avoid having the scalar type in a vector
4905 register. Make the expander target registers, and let the
4906 combiner fold in results storing to memory, if the machine
4908 (vsx_extract_<mode>_di): Likewise.
4909 (vsx_extract_<mode>_p9): Likewise.
4910 (vsx_extract_<mode>_di_p9): Likewise.
4911 (vsx_extract_<mode>_store_p9): Likewise.
4912 (vsx_extract_si): Likewise.
4913 (vsx_extract_<mode>_p8): Likewise.
4914 (p9_lxsi<wd>zx): Delete, no longer used.
4915 (p9_stxsi<wd>x): Likewise.
4916 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4917 integers in vector registers for ISA 3.0.
4918 (QHI): Update comment.
4919 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4920 vector extract instructions in sign/zero extend.
4921 (zero_extendhi<mode>): Likewise.
4922 (extendqi<mode>): Likewise.
4923 (extendhi<mode>2): Likewise.
4924 (HImode splitter for load/sign extend in vector register): Likewise.
4925 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4926 optimizing floating point conversions to/from small data types and
4927 rewrite it to support QImode/HImode being allowed in vector
4928 registers on ISA 3.0.
4929 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4930 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4931 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4932 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4933 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4934 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4935 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4936 VSPLITISW on ISA 2.07.
4937 (movhi_internal): Combine movhi_internal and movqi_internal into
4938 one mov<mode>_internal with an iterator. Add support for QImode
4939 and HImode being allowed in vector registers. Make large number
4940 of attributes and constraints easier to read.
4941 (movqi_internal): Likewise.
4942 (mov<mode>_internal): Likewise.
4943 (movdi_internal64): Fix constraint to allow loading -16..15 with
4944 VSPLITISW on ISA 2.07.
4945 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4948 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4950 PR rtl-optimization/78241
4951 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4952 but emit initial peel copy if niter expr is not reliable.
4954 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4956 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4957 (maybe_record_trace_start): If the CFI is different on the new and
4958 old paths, print out both to the dump file before ICEing.
4960 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4962 * target.def (additional_allocno_class_p): New.
4963 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4964 * hooks.c (hook_bool_reg_class_t_false): New.
4965 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4966 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4967 * doc/tm.texi: Update.
4969 2016-11-10 Jason Merrill <jason@redhat.com>
4971 * gengtype.c (new_structure): Append to structures list.
4972 (find_structure): Likewise.
4974 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4976 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4977 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4980 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4982 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4983 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4985 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4986 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4987 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4988 teams distribute parallel for simd even to distribute and teams
4989 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4990 OMP_CLAUSE_DEPEND_SINK case.
4991 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4992 (omp_no_lastprivate): Removed.
4993 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4994 (gimplify_omp_for): Likewise.
4995 (computable_teams_clause): Fail for automatic vars from current
4996 function not yet seen in bind expr.
4997 * langhooks.c (lhd_omp_scalar_p): New function.
4998 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4999 * varpool.c (varpool_node::get_create): Set node->offloading
5000 even for DECL_EXTERNAL decls.
5001 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
5002 (LANG_HOOKS_OMP_SCALAR_P): Define.
5003 (LANG_HOOKS_DECLS): Use it.
5005 2016-11-10 Martin Liska <mliska@suse.cz>
5008 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
5009 only when SWITCH_BODY is a BIND_EXPR.
5011 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
5014 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
5015 on the context only when it has no DIE yet.
5017 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
5019 * arm.h (target_cpus): Delete.
5020 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
5021 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
5022 (all_architectures): Likewise.
5023 (arm_option_override): Adjust use of CPU enums.
5024 (arm_sched_reorder): Likewise.
5025 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
5026 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
5027 * arm/genopt.sh (processor_type): Prefix enumeration entries with
5029 * arm-tables.opt: Regenerated.
5031 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
5033 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
5035 * config/aarch64/aarch64-tune.md: Regenerated.
5036 * config/arm/arm-cores.def (falkor): New core.
5037 * config/arm/arm-tables.opt: Regenerated.
5038 * config/arm/arm-tune.md: Regenerated.
5039 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
5040 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
5041 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
5042 (ARM Options/-mtune): Likewise.
5044 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
5047 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5049 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5050 (propagate_vr_accross_jump_function): Likewise.
5051 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5052 (load_from_param_1): New.
5053 (load_from_unmodified_param): Factor common part into load_from_param_1.
5054 (load_from_param): New.
5055 (compute_complex_assign_jump_func): Handle unary expressions.
5056 (ipa_write_jump_function): Likewise.
5057 (ipa_read_jump_function): Likewise.
5059 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
5061 * simplify-rtx.c (simplify_binary_operation_1): Simplify
5062 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
5063 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
5066 2016-11-09 David Malcolm <dmalcolm@redhat.com>
5068 * print-rtl-function.c: Include varasm.h.
5069 (print_any_param_name): New function.
5070 (print_param): New function.
5071 (print_rtx_function): Call print_param for each argument.
5072 * print-rtl.c (rtx_writer::finish_directive): New function.
5073 * print-rtl.h (rtx_writer::finish_directive): New decl.
5075 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5078 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5079 operand 0 as earlyclobber.
5080 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5082 2016-11-09 Martin Liska <mliska@suse.cz>
5084 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5086 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5089 * builtins.c (expand_builtin_memcmp): Formatting fix.
5091 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5092 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5093 or of them, renumber other enumerators.
5094 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5095 * doc/invoke.texi: Document -fsanitize=shift-base and
5096 -fsanitize-shift-exponent, document -fsanitize=shift as
5097 having those 2 suboptions.
5099 2016-11-09 Richard Biener <rguenther@suse.de>
5101 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5102 * fold-const.c (tree_swap_operands_p): Likewise.
5103 (fold_binary_loc): Adjust.
5104 (fold_ternary_loc): Likewise.
5105 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5106 * gimple-fold.c (fold_stmt_1): Likewise.
5107 * gimple-match-head.c (gimple_resimplify2): Likewise.
5108 (gimple_resimplify3): Likewise.
5109 (gimple_simplify): Likewise.
5110 * tree-ssa-dom.c (record_equality): Likewise.
5111 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5112 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5113 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5115 2016-11-09 Richard Biener <rguenther@suse.de>
5117 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5118 (optimize_stmt): Remove redundant pre-propagation canonicalization
5119 of comparison operand order.
5121 2016-11-09 Martin Liska <mliska@suse.cz>
5123 * fold-const-call.c (fold_const_call): Fix the folding.
5125 2016-11-09 Richard Biener <rguenther@suse.de>
5127 * common.opt (flag_evaluation_order): Remove.
5128 * expr.c (expand_operands): Remove code guarded by
5129 flag_evaluation_order.
5130 * fold-const.c (reorder_operands_p): Remove, it always returns
5132 (negate_expr_p): Remove calls to reorder_operands_p.
5133 (fold_negate_expr): Likewise.
5134 (tree_swap_operands_p): Likewise.
5135 (fold_binary_loc): Likewise.
5137 2016-11-09 Andreas Schwab <schwab@suse.de>
5140 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5141 insns operating on a register.
5143 2016-11-09 Richard Biener <rguenther@suse.de>
5145 PR tree-optimization/78007
5146 * tree-vect-stmts.c (vectorizable_bswap): New function.
5147 (vectorizable_call): Call vectorizable_bswap for
5148 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5150 2016-11-09 Richard Biener <rguenther@suse.de>
5152 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5153 Look at the DR_BASE_ADDRESS object for forcing alignment.
5155 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5157 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5158 (propagate_vr_accross_jump_function): Likewise.
5159 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5160 (load_from_param_1): New.
5161 (load_from_unmodified_param): Factor common part into load_from_param_1.
5162 (load_from_param): New.
5163 (compute_complex_assign_jump_func): Handle unary expressions.
5164 (ipa_write_jump_function): Likewise.
5165 (ipa_read_jump_function): Likewise.
5167 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5170 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5171 Also fold constant passed as argument while computing value range.
5172 (propagate_constants_accross_call): Pass param type.
5173 * ipa-prop.c: export ipa_get_callee_param_type.
5174 * ipa-prop.h: export ipa_get_callee_param_type.
5176 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5178 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5179 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5181 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5183 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5184 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5185 ASAN_STACK_MAGIC_MIDDLE.
5186 (asan_global_struct): Increase the size of fields.
5187 (asan_add_global): Add new field constructor.
5188 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5189 __asan_version_mismatch_check_v8.
5191 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5193 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5196 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5199 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5200 Handle ASHIFT and LSHIFTRT.
5201 (dimode_scalar_chain::compute_convert_gain): Ditto.
5202 (dimode_scalar_chain::convert_insn): Ditto.
5204 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5206 * gimple-ssa-store-merging.c: Include selftest.h
5207 (verify_array_eq): New function.
5208 (verify_shift_bytes_in_array): Likewise.
5209 (verify_shift_bytes_in_array_right): Likewise.
5210 (verify_clear_bit_region): Likewise.
5211 (verify_clear_bit_region_be): Likewise.
5212 (store_merging_c_tests): Likewise.
5213 * selftest.h (store_merging_c_tests): Declare prototype.
5214 * selftest-run-tests.c (selftest::run_tests): Run
5215 store_merging_c_tests.
5217 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5219 * config/arm/arm.opt (mold-rtx-costs): Delete.
5220 (mnew-generic-costs): Delete.
5221 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5222 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5223 (arm_size_rtx_costs): Likewise.
5224 (arm_slowmul_rtx_costs): Likewise.
5225 (arm_fastmul_rtx_costs): Likewise.
5226 (arm_xscale_rtx_costs): Likewise.
5227 (arm_9e_rtx_costs): Likewise.
5228 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5229 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5230 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5231 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5232 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5233 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5234 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5235 arm_cortex_m7_tune):
5236 Delete rtx_costs field.
5237 (arm_new_rtx_costs): Rename to...
5238 (arm_rtx_costs_internal): ... This.
5239 (arm_rtx_costs): Remove old way of doing rtx costs.
5241 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5243 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5244 (arm_fastmul_tune): Likewise.
5245 (arm_strongarm_tune): Likewise.
5246 (arm_xscale_tune): Likewise.
5247 (arm_9e_tune): Likewise.
5248 (arm_marvell_pj4_tune): Likewise.
5249 (arm_v6t2_tune): Likewise.
5250 (arm_v6m_tune): Likewise.
5251 (arm_fa726te_tune): Likewise.
5253 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5255 PR tree-optimization/78234
5256 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5259 2016-11-08 Martin Liska <mliska@suse.cz>
5262 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5263 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5264 with a value expr. Do not add artificial variables to
5265 live_switch_vars. Use the debug counter.
5266 (gimplify_target_expr): Use the debug counter.
5267 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5268 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5269 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5271 2016-11-08 Richard Biener <rguenther@suse.de>
5273 * tree-vect-stmts.c (get_group_load_store_type): If the
5274 access is aligned do not trigger peeling for gaps.
5275 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5276 force alignment of vars with DECL_USER_ALIGN.
5278 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5280 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5282 2016-11-08 Richard Biener <rguenther@suse.de>
5284 PR tree-optimization/78205
5285 * tree-vect-stmts.c (vectorizable_load): Move check whether
5286 we may run into gaps when BB vectorizing SLP permutations ...
5287 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5288 here where we can do a more precise check.
5290 2016-11-08 Richard Biener <rguenther@suse.de>
5292 PR tree-optimization/78224
5293 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5294 Split the fallthru edge in case its successor may have PHIs.
5295 Do not free dominance info.
5297 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5300 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5301 EH info even for bzhi and pdep/pext.
5303 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5305 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5306 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5308 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5310 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5312 * config/rs6000/vector.md (div<mode>3): Ditto.
5314 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5316 * configure.ac (.hidden): Change to conftest_s string. Provide string
5318 (gcc_cv_ld_hidden): Yes for AIX.
5319 * configure: Regenerate.
5321 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5323 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5324 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5325 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5326 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5327 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5328 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5330 (rs6000_xcoff_visibility): New.
5331 (rs6000_xcoff_declare_function_name): Add visibility support.
5332 (rs6000_xcoff_asm_globalize_decl_name): New.
5333 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5334 (rs6000_asm_weaken_decl): New.
5335 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5336 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5339 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5342 * incpath.c (remove_dup): Also silently ignore EPERM.
5344 2016-11-07 Martin Jambor <mjambor@suse.cz>
5346 * tree.c (verify_type_variant): Use pointer comparison to check that
5347 TYPE_SIZE_UNIT match.
5349 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5352 * dse.c (dse_step5): Call scan_reads even if just
5353 insn_info->frame_read. Improve and fix dump file messages.
5356 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5357 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5359 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5362 * match.pd: Add following two patterns:
5363 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5364 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5366 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5368 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5369 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5370 * rtl.h (duplicate_reg_notes): Declare.
5371 * rtlanal.c (duplicate_reg_note): New function.
5373 PR rtl-optimization/77309
5374 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5375 don't assume an equality comparison for plain COMPARE.
5376 (simplify_comparison): Pass a more accurate code to
5377 make_compound_operation.
5379 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5381 * target.def (compute_pressure_classes): New target hook.
5382 * doc/tm.texi.in: Document it.
5383 * doc/tm.texi: Regenerate.
5384 * ira.c (setup_pressure_classes): Call target hook if defined.
5386 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5388 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5390 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5391 that have the default values.
5392 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5394 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5395 label string from expected dump.
5396 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5399 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5402 * alias.c (nonoverlapping_memrefs_p): If one decl is
5403 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5405 2016-11-07 Richard Biener <rguenther@suse.de>
5408 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5411 2016-11-07 Richard Biener <rguenther@suse.de>
5413 PR tree-optimization/78218
5414 * gimple-ssa-store-merging.c
5415 (pass_store_merging::terminate_all_aliasing_chains):
5416 Drop unused argument, fix alias check to also consider uses.
5417 (pass_store_merging::execute): Adjust.
5419 2016-11-07 Richard Biener <rguenther@suse.de>
5421 PR tree-optimization/78228
5422 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5425 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5428 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5429 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5430 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5431 to restrict them to an appropriate range and add FAIL check if the
5432 region they specify is out of range. Delete useless constraint
5434 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5435 2 and 3 to restrict their range and add pattern predicate.
5437 2016-11-07 Martin Liska <mliska@suse.cz>
5439 * asan.c (enum asan_check_flags): Move the enum to header file.
5440 (asan_init_shadow_ptr_types): Make type creation more generic.
5441 (shadow_mem_size): New function.
5442 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5443 Rewritten stack unpoisoning code.
5444 (build_shadow_mem_access): Add new argument return_address.
5445 (instrument_derefs): Instrument local variables if use after scope
5446 sanitization is enabled.
5447 (asan_store_shadow_bytes): New function.
5448 (asan_expand_mark_ifn): Likewise.
5449 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5450 * asan.h (enum asan_mark_flags): Moved here from asan.c
5451 (asan_protect_stack_decl): Protect all declaration that need
5453 (asan_sanitize_use_after_scope): New function.
5454 (asan_no_sanitize_address_p): Likewise.
5455 * cfgexpand.c (partition_stack_vars): Consider
5456 asan_sanitize_use_after_scope in condition.
5457 (expand_stack_vars): Likewise.
5458 * common.opt (-fsanitize-address-use-after-scope): New option.
5459 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5460 Explain the parameter.
5461 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5462 * gimplify.c (build_asan_poison_call_expr): New function.
5463 (asan_poison_variable): Likewise.
5464 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5465 variables that have address taken.
5466 (gimplify_decl_expr): Likewise.
5467 (gimplify_target_expr): Likewise for C++ temporaries.
5468 (sort_by_decl_uid): New function.
5469 (gimplify_expr): Unpoison all variables for a label we can jump
5470 from outside of a scope.
5471 (gimplify_switch_expr): Unpoison variables defined in the switch
5473 (gimplify_function_tree): Clear asan_poisoned_variables.
5474 (asan_poison_variables): New function.
5475 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5476 * internal-fn.c (expand_ASAN_MARK): New function.
5477 * internal-fn.def (ASAN_MARK): Declare.
5478 * opts.c (finish_options): Handle -fstack-reuse if
5479 -fsanitize-address-use-after-scope is enabled.
5480 (common_handle_option): Enable address sanitization if
5481 -fsanitize-address-use-after-scope is enabled.
5482 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5484 * params.h: Likewise.
5485 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5486 * sanitizer.def: Define __asan_poison_stack_memory and
5487 __asan_unpoison_stack_memory functions.
5488 * asan.c (asan_mark_poison_p): New function.
5489 (transform_statements): Handle asan_mark_poison_p calls.
5490 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5492 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5495 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5497 2016-11-07 Martin Liska <mliska@suse.cz>
5499 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5500 to time_profiler_counter_ptr.
5502 2016-11-07 Richard Biener <rguenther@suse.de>
5504 PR tree-optimization/37150
5505 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5507 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5508 (vect_analyze_slp_cost_1): Account for the real number of
5509 permutations emitted and for dead loads.
5510 (vect_transform_slp_perm_load): Add n_perms parameter counting
5511 the number of emitted permutations.
5512 * tree-vect-stmts.c (vectorizable_load): Adjust.
5514 2016-11-07 Richard Biener <rguenther@suse.de>
5516 PR tree-optimization/78189
5517 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5518 alignment computation.
5520 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5522 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5524 2016-11-05 Martin Sebor <msebor@redhat.com>
5526 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5529 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5533 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5535 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5538 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5539 doesn't have rtl set.
5541 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5543 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5544 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5545 rs6000_gimple_fold_builtin.
5546 (rs6000_gimple_fold_builtin): New function. Add handling for
5547 early expansion of vector addition builtins.
5549 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5551 * expr.h (copy_blkmode_from_reg): Delete.
5552 * expr.c (copy_blkmode_from_reg): Make static.
5554 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5556 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5557 * combine.c (LOAD_EXTEND_OP): Delete.
5558 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5559 * cse.c (LOAD_EXTEND_OP): Delete.
5560 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5561 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5562 * postreload.c (LOAD_EXTEND_OP): Delete.
5563 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5564 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5565 (find_reloads): Likewise.
5566 * reload1.c (eliminate_regs_1): Likewise.
5567 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5568 (num_sign_bit_copies1): Likewise.
5570 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5572 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5573 (selftest::ix86_test_dumping_hard_regs): New function.
5574 (selftest::ix86_run_selftests): New function.
5575 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5576 selftest::ix86_run_selftests.
5577 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5578 * doc/tm.texi: Regenerate
5579 * selftest-rtl.h: New file.
5580 * rtl-tests.c: Include "selftest-rtl.h".
5581 (selftest::assert_rtl_dump_eq): Make non-static.
5582 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5583 (selftest::test_dumping_regs): Update comment.
5584 * selftest-run-tests.c: Include "target.h".
5585 (selftest::run_tests): If non-NULL, call
5586 targetm.run_target_selftests.
5587 * target.def (run_target_selftests): New hook.
5589 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5591 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5592 representative core for this architecture.
5593 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5594 * config/arm/arm-tables.opt: Regenerate.
5595 * config/arm/arm-tune.md: Likewise.
5596 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5597 valid -mcpu options.
5598 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5600 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5602 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5603 representative core for this architecture.
5604 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5605 * config/arm/arm-tables.opt: Regenerate.
5606 * config/arm/arm-tune.md: Likewise.
5607 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5608 this tuning parameters apply to in the comment.
5609 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5610 valid -mcpu options.
5611 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5613 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5615 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5616 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5617 where cond_expr can't be a lvalue.
5619 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5621 * config/arc/arc.c (arc_process_double_reg_moves): Use
5623 * config/arc/arc.md (movsi_insn): Disable unsupported move
5624 instructions for ARCv2 cores.
5625 (movdi): Use prepare_move_operands.
5626 (movsf, movdf): Use move_dest_operand predicate.
5627 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5629 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5630 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5632 (dexcl_3op_peep2_insn_nores): Likewise.
5633 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5634 (LINK_COMMAND_SPEC): Remove.
5636 2016-11-04 Richard Biener <rguenther@suse.de>
5639 * loop-invariant.c (find_exits): Record entering inner
5640 loops as possibly exiting to handle infinite sub-loops.
5641 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5642 (fill_always_executed_in_1): Honor infinite child loops.
5644 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5647 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5648 has already been adjusted for endianness, so don't adjust it any
5652 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5653 ICmode unless we have standard PowerPC floating point.
5654 * config/rs6000/rs6000.md (FP iterator): Likewise.
5655 (FMOVE128 iterator): Likewise.
5657 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5658 Alexandre Oliva <aoliva@redhat.com>
5659 Jason Merrill <jason@redhat.com>
5663 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5665 * langhooks.c (lhd_type_dwarf_attribute): New function.
5666 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5667 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5668 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5669 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5670 (check_qualified_type, check_aligned_type): Call it.
5671 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5672 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5673 check_base_type and check_lang_type.
5674 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5675 return early. For pointer-to-data-member add DW_AT_use_location
5677 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5679 (gen_type_die_with_usage): Don't use type_main_variant
5680 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5681 check_base_type and check_lang_type. Formatting fixes. Call
5682 get_debug_type langhook.
5684 2016-11-03 Jason Merrill <jason@redhat.com>
5686 * tree.c (check_lang_type): New.
5687 (check_qualified_type): Use it.
5688 (check_aligned_type): Use it.
5689 * tree.h: Declare it.
5691 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5693 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5694 (arm*-freebsd*): Likewise.
5695 (arm*-*-netbsdelf*): Likewise.
5696 (arm*-*-linux*): Likewise.
5697 (arm*-*-uclinux*eabi*): Likewise.
5698 (arm*-*-phoenix*): Likewise.
5699 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5700 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5701 specified. Default to arm6 if target_cpu_cname is not set.
5702 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5703 default cpu has been correctly configured.
5704 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5705 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5706 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5707 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5708 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5709 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5710 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5712 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5714 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5715 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5716 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5717 (output_cfa_loc): Support DW_CFA_val_expression.
5718 (output_cfa_loc_raw): Likewise.
5719 (output_cfi): Likewise.
5720 (output_cfi_directive): Likewise.
5721 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5722 (dw_cfi_oprnd2_desc): Likewise.
5723 (mem_loc_descriptor): Recognize new pattern generated for value
5726 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5728 PR rtl-optimization/78186
5729 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5730 well, when converting to IOR.
5732 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5734 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5735 (vec_interleave_highv8qi): Likewise.
5737 2016-11-03 Martin Liska <mliska@suse.cz>
5739 * profile.c (instrument_values): Fix coding style.
5740 (branch_prob): Use renamed function.
5741 * tree-profile.c (init_ic_make_global_vars): Likewise.
5742 (gimple_init_edge_profiler): Rename to
5743 gimple_init_gcov_profiler.
5744 tree_time_profiler_counter variable declaration.
5745 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5747 * value-prof.h: Remove an argument.
5749 2016-11-03 Richard Biener <rguenther@suse.de>
5751 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5752 symtab_node::get_create.
5754 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5756 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5757 Move comments into more natural position.
5759 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5761 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5762 (PTRDIFF_TYPE): Define as int.
5764 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5766 * ccmp.c (expand_ccmp_expr_1): Adjust.
5767 (expand_ccmp_expr): Likewise.
5768 (expand_ccmp_next): Likewise.
5769 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5770 (aarch64_gen_ccmp_first): Likewise.
5771 * doc/tm.texi: Regenerate.
5772 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5773 (gen_ccmp_next): Likewise.
5775 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5777 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5778 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5780 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5782 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5783 darwin_rename_builtins here.
5784 (ix86_expand_divmod_libfunc): New.
5785 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5786 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5788 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5789 Nathan Sidwell <nathan@acm.org>
5791 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5793 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5795 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5797 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5798 to format MODE_INT and MODE_PARTIAL_INT literals.
5800 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5803 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5804 NULL if TARGET_SPE_ABI.
5806 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5808 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5809 clear padding bits even when they're less than a byte.
5811 2016-11-02 Richard Biener <rguenther@suse.de>
5813 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5814 (imm_store_chain_info::output_merged_stores): Force base_addr
5815 to be proper GIMPLE for a MEM_REF address.
5816 (pass_store_merging::execute): Restrict negative bitpos
5817 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5818 check. Take into account non-NULL_TREE offset if the base
5819 is already addressable.
5821 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5823 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5825 (aarch64_be_crypto_sha1hv4si): New pattern.
5827 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5829 * config/aarch64/aarch64.md (add<mode>3): Remove
5830 redundant code. Don't split frame based additions.
5832 2016-11-02 Richard Biener <rguenther@suse.de>
5834 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5835 redundant val and dest members.
5836 (store_immediate_info::store_immediate_info): Adjust.
5837 (merged_store_group::merged_store_group): Adjust.
5838 (merged_store_group::apply_stores): Likewise.
5839 (struct imm_store_chain_info): Add base_addr field.
5840 (imm_store_chain_info::imm_store_chain_info): New constructor.
5841 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5842 (imm_store_chain_info::output_merged_store): Likewise. Use
5843 addr_base which is already the address.
5844 (imm_store_chain_info::output_merged_stores): Likewise.
5845 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5846 imm_store_chain_info instead of base. Fix alias check.
5847 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5848 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5849 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5850 use the address of the base and adjust for other changes.
5852 2016-11-02 Martin Liska <mliska@suse.cz>
5854 * fold-const-call.c (host_size_t_cst_p): Test whether
5855 t is convertible to size_t.
5857 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5859 PR tree-optimization/78170
5860 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5861 introduced by native_encode_expr on little-endian as well.
5863 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5865 PR tree-optimization/78162
5866 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5869 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5871 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5873 (aarch64_next_callee_save): Likewise.
5874 (aarch64_pushwb_single_reg): Likewise.
5875 (aarch64_gen_storewb_pair): Likewise.
5876 (aarch64_push_regs): Likewise.
5877 (aarch64_gen_loadwb_pair): Likewise.
5878 (aarch64_pop_regs): Likewise.
5879 (aarch64_gen_store_pair): Likewise.
5880 (aarch64_gen_load_pair): Likewise.
5881 (aarch64_save_callee_saves): Likewise.
5882 (aarch64_restore_callee_saves): Likewise.
5884 2016-11-02 Richard Biener <rguenther@suse.de>
5886 PR tree-optimization/78035
5887 PR tree-optimization/77964
5888 * gimple-pretty-print.c (pp_points_to_solution): Print
5889 vars_contains_interposable.
5890 * tree-ssa-alias.c: Include varasm.h.
5891 (ptrs_compare_unequal): Check vars_contains_interposable and
5892 decl_binds_to_current_def_p.
5893 (dump_points_to_solution): Dump vars_contains_interposable.
5894 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5896 * tree-ssa-structalias.c: Include varasm.h.
5897 (set_uids_in_ptset): Record whether vars contains a
5898 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5899 (ipa_escaped_pt): Update initializer.
5901 2016-11-02 Richard Biener <rguenther@suse.de>
5903 PR tree-optimization/78047
5904 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5905 fake field at offset zero conservatively regarding to may_have_pointers.
5907 2016-11-02 Richard Biener <rguenther@suse.de>
5909 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5910 infer_value_range on stmt ops and update value-ranges.
5911 Dump visited stmts and blocks.
5912 (evrp_dom_walker::push_value_range): Dump changes.
5913 (evrp_dom_walker::pop_value_range): Likewise.
5914 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5916 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5918 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5920 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5922 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5924 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5925 and adjust for that.
5926 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5928 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5930 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5932 (transcode_memory_rtx): Likewise.
5933 (move_to_acc): Likewise.
5934 (move_from_acc): Likewise.
5935 (move_acc_to_reg): Likewise.
5936 (move_to_x): Likewise.
5937 (move_to_hl): Likewise.
5938 (move_to_de): Likewise.
5939 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5940 (rs6000_emit_savres_rtx): Likewise.
5941 (rs6000_emit_prologue): Likewise.
5942 * reorg.c (update_reg_unused_notes): Likewise.
5943 * rtl.h (remove_note): Adjust prototype.
5944 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5946 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5948 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5949 variables so some can be rtx_insn *.
5950 (alpha_emit_xfloating_libcall): Likewise.
5951 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5952 (mips_legitimize_tls_address): Likewise.
5953 * optabs.c (expand_binop): Likewise.
5954 * reload1.c (gen_reload): Likewise.
5956 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5958 * reorg.c (relax_delay_slots): Split up the trial variable.
5960 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5962 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5963 of variables rtx_insn *.
5964 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5965 (legitimize_tls_address): Likewise.
5966 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5967 (bfin_gen_bundles): Likewise.
5968 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5969 (c6x_reorg): Likewise.
5970 * config/frv/frv.c (frv_reorder_packet): Likewise.
5971 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5972 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5973 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5974 * config/mn10300/mn10300.c: Likewise.
5975 * config/rl78/rl78.c: Likewise.
5976 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5977 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5978 (sh_expand_cmpnstr): Likewise.
5979 (sh_expand_strlen): Likewise.
5980 (sh_expand_setmem): Likewise.
5981 * config/sh/sh.md: Likewise.
5982 * emit-rtl.c (emit_pattern_before): Likewise.
5983 * except.c: Likewise.
5984 * final.c: Likewise.
5987 2016-11-01 Jason Merrill <jason@redhat.com>
5989 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5990 a COND_EXPR with constant condition.
5992 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5994 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5995 and its initialization.
5997 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5999 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
6002 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6004 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
6005 argument, don't call add_linkage_name if it is true.
6006 (gen_variable_die): For C++ inline static data members, consider the
6007 initial call when old_die is NULL to be declaration and call
6008 add_name_and_src_coords_attributes in that case with true as
6009 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
6010 (gen_member_die): For C++ inline static data members, emit a
6011 definition DIE right away in DW_TAG_compile_unit context.
6013 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
6016 * config/pa/pa.md: Add new shift/add patterns to handle
6017 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
6019 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
6021 * config/xtensa/xtensa-protos.h
6022 (xtensa_use_return_instruction_p): New prototype.
6023 * config/xtensa/xtensa.c (xtensa_current_frame_size,
6024 xtensa_callee_save_size): Remove.
6025 (struct machine_function): Add new fields: current_frame_size,
6026 callee_save_size, frame_laid_out and epilogue_done.
6027 (compute_frame_size, xtensa_expand_prologue,
6028 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
6029 cfun->machine->callee_save_size and xtensa_current_frame_size
6030 with cfun->machine->current_frame_size.
6031 (compute_frame_size): Update cfun->machine->frame_laid_out and
6032 don't update frame layout after reload completion.
6033 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
6034 instead of zeroing xtensa_current_frame_size.
6035 (xtensa_use_return_instruction_p): New function.
6036 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
6038 (INITIAL_ELIMINATION_OFFSET): Use return value of
6039 compute_frame_size instead of xtensa_current_frame_size value.
6040 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
6041 function xtensa_use_return_instruction_p instead of inline code.
6043 2016-11-01 Jakub Jelinek <jakub@redhat.com>
6045 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
6046 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
6047 * dwarf2out.c (rnglist_idx): New variable.
6048 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
6049 (DEBUG_RNGLISTS_SECTION): Define.
6050 (ranges_base_label): New variable.
6051 (size_of_die) <case dw_val_class_range_list>: If using
6052 DW_FORM_rnglistx, count size of uleb128 of range list index.
6053 (value_format) <case dw_val_class_range_list>: For
6054 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
6055 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
6056 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
6057 (add_ranges_num): Remove useless prototype. Don't multiply
6058 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
6059 for new fields added to dw_ranges struct.
6060 (add_ranges): Add maybe_new_sec argument and pass it
6061 through to add_ranges_num.
6062 (note_rnglist_head): New function.
6063 (add_ranges_by_labels): Pass true as maybe_new_sec to
6064 add_ranges_num, call note_rnglist_head on the head of the list.
6065 (output_ranges): Add function comment. Switch to
6066 .debug_ranges section here and emit .Ldebug_ranges0 label.
6067 (index_rnglists, output_rnglists): New functions.
6068 (gen_subprogram_die): Formatting fixes.
6069 (add_high_low_attributes): Don't divide offsets
6070 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
6071 first list element or when pointing into the middle of
6072 a list. Pass true as second argument to add_ranges on the
6073 first block fragment after cold/hot section switch.
6074 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
6075 section instead of .debug_ranges. Initialize
6076 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6077 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6078 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6079 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6080 Call output_rnglists for -gdwarf-5.
6081 (dwarf2out_c_finalize): Clear rnglist_idx.
6083 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6085 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6087 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6088 Tamar Christina <tamar.christina@arm.com>
6090 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6091 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6092 (vmaxnmq_f32): Likewise.
6093 (vminnm_f32): Likewise.
6094 (vminnmq_f32): Likewise.
6095 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6097 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6100 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6102 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6103 binary floating point types supported by the hardware except for
6105 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6106 vector instruction for optimizing extracting a SImode from a
6107 V4SImode vector and converting it to floating point.
6108 (vsx_xvcvuxwdp_df): Likewise.
6109 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6110 registers to be any VSX register. Move stores to the end of the
6112 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6113 to optimize extracting a SImode from a V4SImode vector and
6114 converting it to a binary floating point type supported by the
6115 hardware. Use the vector converts instead of extracting the
6116 element, sign extending it, and then converting it to double.
6117 Other floating point types than double first convert to double,
6118 then the double is converted to that type.
6119 (vsx_extract_si_<uns>float_<mode>): Likewise.
6121 2016-10-31 Andrew Pinski <apinski@cavium.com>
6123 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6124 Rewrite handling of part num to handle the case where
6125 multiple implementers share the same part num.
6127 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6128 Jakub Jelinek <jakub@redhat.com>
6130 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6131 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6133 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6135 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6136 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6137 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6138 (is_cu_die, is_unit_die): Likewise.
6139 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6140 comments for DWARF5 DW_UT_type units.
6141 (output_compilation_unit_header): Add UT argument, output
6142 start of DWARF5 .debug_info section header.
6143 (output_comp_unit): Add dwo_id argument. Adjust
6144 output_compilation_unit_header caller, for DW_UT_split_compile
6145 emit dwo_id field, otherwise padding1. Emit padding2 field.
6146 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6147 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6148 (output_skeleton_debug_sections): Add dwo_id argument, for
6149 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6150 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6151 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6152 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6153 DW_TAG_compile_unit for skeleton unit die. Don't add
6154 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6155 address to output_comp_unit and output_skeleton_debug_sections.
6157 * dwarf2out.c (debug_line_str_section): New variable.
6158 (debug_line_str_hash): Likewise.
6159 (DEBUG_LINE_STR_SECTION): Define.
6160 (set_indirect_string): Handle DW_FORM_line_strp like
6162 (find_string_form): Fix up formatting.
6163 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6165 (output_die): Handle DW_FORM_line_strp.
6166 (DWARF5_USE_DEBUG_LINE_STR): Define.
6167 (output_line_string): New function.
6168 (output_file_names): Add -gdwarf-5 support.
6169 (output_line_info): Likewise.
6170 (init_sections_and_labels): Initialize debug_line_str_section.
6171 (output_indirect_string): Change 2nd argument from void *
6172 to enum dwarf_form form, compare with form rather than
6174 (output_indirect_strings): Pass DW_FORM_strp to
6175 output_indirect_string traversion.
6176 (dwarf2out_finish): Output .debug_line_str strings.
6177 (dwarf2out_c_finalize): Clear debug_line_str_section and
6178 debug_line_str_hash.
6180 2016-10-31 Tom Tromey <tom@tromey.com>
6183 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6184 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6185 DW_OP_GNU_push_tls_address case.
6186 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6188 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6190 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6191 for frame_offset_rel bit.
6192 (struct array_descr_info): Add rank field.
6193 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6194 and placeholder_seen fields.
6195 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6196 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6197 DW_OP_pick 1 into DW_OP_over.
6198 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6199 gen_variant_part): Clear placeholder_{arg,seen}.
6200 (loc_list_from_tree_1): Drop const from context argument.
6201 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6202 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6203 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6205 (add_scalar_info): Drop const from context argument. Handle
6206 context->placeholder_arg.
6207 (add_bound_info): Drop const from context argument.
6208 (gen_descr_array_type_die): Drop const from ctx variable.
6209 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6210 attribute and use a single DW_TAG_generic_subrange instead of
6211 7 DW_TAG_subrange_type for assumed rank arrays.
6213 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6214 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6215 from bool to 1-bit uchar bitfield. Add num_assigned and
6216 offset_emitted bitfields.
6217 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6218 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6219 dw_val_class_loclistsptr.
6220 (new_addr_loc_descr): Fix up formatting.
6221 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6222 (add_AT_low_high_pc): Fix up formatting.
6223 (add_AT_loclistsptr): New function.
6224 (AT_lbl): Allow dw_val_class_loclistsptr.
6225 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6226 Handle dw_val_class_loclistsptr.
6227 (loc_list_idx): New variable.
6228 (output_loclists_offsets, assign_location_list_indexes): New
6230 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6231 add size_of_uleb128 of the index. Drop never used
6232 dwarf_split_debug_info AT_index handling. Handle
6233 dw_val_class_loclistsptr.
6234 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6235 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6236 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6237 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6238 DW_FORM_loclistx indexes.
6239 (output_attr_index_or_value): Fix up formatting. Don't handle
6240 dw_val_class_loc_list here.
6241 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6242 For dw_val_class_loc_list call output_loc_list_offset rather than
6243 output_attr_index_or_value.
6244 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6245 or .debug_loclists.dwo section name for debug_loc_section.
6246 (resolve_addr_in_expr): Formatting fix.
6247 (index_location_lists): Likewise.
6248 (dwarf2out_finish): If there are any location lists, for
6249 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6250 index_location_lists only if have_location_lists. Call
6251 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6252 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6253 -gsplit-dwarf also emit offset table.
6255 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6256 (size_of_die, value_format, output_die): Use
6257 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6258 dw_val_class_wide_int.
6260 * dwarf2out.c (dwarf_op): Renamed to ...
6261 (dwarf_OP): ... this.
6262 (convert_descriptor_to_mode, scompare_loc_descriptor,
6263 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6264 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6266 (dwarf_AT, dwarf_TAG): New functions.
6267 (check_die): Disallow DW_AT_call_all_calls next to
6268 DW_AT_GNU_all_call_sites.
6269 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6270 and attributes instead of the corresponding GNU tag and attributes.
6271 (gen_subprogram_die): Likewise. Emit call site information even
6272 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6273 DW_AT_defaulted in comment.
6274 (resolve_addr): Handle DW_AT_call_origin attribute on
6275 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6276 DW_TAG_GNU_call_site DIE.
6278 * dwarf2out.c (dwarf_op): New function.
6279 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6280 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6281 (output_loc_operands, output_loc_operands_raw): Likewise.
6282 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6283 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6284 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6285 if dwarf_version < 5.
6286 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6288 (scompare_loc_descriptor, ucompare_loc_descriptor,
6289 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6290 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6291 optimize_location_into_implicit_ptr): Likewise. Only punt for
6292 !dwarf_strict if dwarf_version < 5.
6293 (string_cst_pool_decl): Adjust comment.
6294 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6296 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6297 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6298 (struct dw_val_node): Add val_file_implicit field.
6299 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6300 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6301 output_die): Handle dw_val_class_const_implicit,
6302 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6303 (abbrev_die_table): Change into va_gc vec.
6304 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6305 ABBREV_DIE_TABLE_INCREMENT): Remove.
6306 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6307 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6309 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6310 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6312 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6314 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6316 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6318 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6319 unit. Call optimize_abbrev_table.
6320 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6321 abbrev_die_table being a va_gc vec.
6323 PR tree-optimization/77860
6324 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6325 also integral complex and vector constants.
6327 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6328 optimize_macinfo_range, save_macinfo_strings): Replace
6329 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6330 (output_macinfo): Likewise. Emit .debug_macro* rather than
6331 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6332 (init_sections_and_labels): Use .debug_macro* labels rather than
6333 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6334 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6335 or DW_AT_GNU_macros for -gdwarf-5.
6337 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6339 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6341 2016-09-11 Le-Chun Wu <lcwu@google.com>
6342 Mark Wielaard <mjw@redhat.com>
6344 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6345 (Wshadow=local): New option.
6346 (Wshadow-local): Hidden alias for -Wshadow=local.
6347 (Wshadow=compatible-local): New option.
6348 (Wshadow-compatible-local): Hidden alias for
6349 -Wshadow=compatible-local.
6350 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6351 Wshadow=compatible-local.
6353 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6355 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6356 Check slp defs for COND_EXPR by swapping/inverting operands if the
6357 new parameter SWAP indicates so.
6358 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6359 is isomorphic to the first stmt via swapping/inverting. Store swap
6360 information in the new parameter SWAP.
6361 (vect_build_slp_tree): New local array SWAP and pass it to function
6362 vect_build_slp_tree_1. Cleanup result handling code for function
6363 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6364 order of operands has been fixed as indicated by SWAP[i].
6366 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6368 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6369 unnecessary data dependence check after visited store stmt.
6371 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6373 PR tree-optimization/71915
6374 PR tree-optimization/71490
6375 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6377 (find_basis_for_base_expr): Require stride types to match when
6379 (alloc_cand_and_find_basis): Record the stride type.
6380 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6381 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6382 the expressions having those types.
6383 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6384 (create_mul_ssa_cand): Likewise.
6385 (create_mul_imm_cand): Likewise.
6386 (create_add_ssa_cand): Likewise.
6387 (create_add_imm_cand): Likewise.
6388 (legal_cast_p_1): Change interface to accept types rather than the
6389 expressions having those types.
6390 (legal_cast_p): Pass types to legal_cast_p_1.
6391 (slsr_process_cast): Pass stride type to
6392 alloc_cand_and_find_basis.
6393 (slsr_process_copy): Likewise.
6394 (dump_candidate): Display stride type when a cast exists.
6395 (create_add_on_incoming_edge): Introduce a cast when necessary for
6397 (analyze_increments): Change the code checking for invalid casts
6398 to rely on the stride type, and update the documentation and
6399 example. Change the code checking for pointer multiplies to rely
6401 (insert_initializers): Introduce a cast when necessary for the
6402 stride type. Use the stride type for the type of the initializer.
6404 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6406 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6408 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6410 PR rtl-optimization/77919
6411 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6412 into memory if both modes are complex and their inner modes have the
6413 same precision. If the two modes are different complex modes, convert
6414 each part separately and generate a new CONCAT.
6416 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6418 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6420 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6423 * gimple-ssa-store-merging.c
6424 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6425 instead of SET_TYPE_ALIGN on shared integral type.
6427 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6429 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6430 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6433 2016-10-28 Jeff Law <law@redhat.com>
6435 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6436 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6438 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6440 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6442 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6444 * target.def (min_arithmetic_precision): New hook.
6445 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6446 * doc/tm.texi: Regenerate.
6447 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6448 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6449 * targhooks.c (default_min_arithmetic_precision): New function.
6450 * targhooks.h (default_min_arithmetic_precision): Declare.
6451 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6452 (sparc_min_arithmetic_precision): New function.
6454 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6457 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6458 Swap commutative operands in new RTL if needed. Handle zero_ext
6460 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6463 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6464 Kugan Vivekanandarajah <kuganv@linaro.org>
6465 Jim Wilson <jim.wilson@linaro.org>
6467 PR tree-optimization/43721
6468 * target.def: New hook expand_divmod_libfunc.
6469 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6470 * doc/tm.texi: Regenerate.
6471 * internal-fn.def: Add new entry for DIVMOD ifn.
6472 * internal-fn.c (expand_DIVMOD): New.
6473 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6475 (widen_mul_stats): Add new field divmod_calls_inserted.
6476 (target_supports_divmod_p): New.
6477 (divmod_candidate_p): Likewise.
6478 (convert_to_divmod): Likewise.
6479 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6480 renumber_gimple_stmt_uids at beginning of function. Call
6481 convert_to_divmod and record stats for divmod.
6482 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6483 TARGET_EXPAND_DIVMOD_LIBFUNC.
6484 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6487 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6488 Segher Boessenkool <segher@kernel.crashing.org>
6490 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6491 swapping the arms of the branch.
6492 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6493 sequence for the generic signed-signed-signed case.
6495 2016-10-28 Jeff Law <law@redhat.com>
6497 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6499 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6501 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6503 PR rtl-optimization/78029
6504 * function.c (prologue_contains, epilogue_contains): New functions.
6505 (record_prologue_seq, record_epilogue_seq): New functions.
6506 * function.h (prologue_contains, epilogue_contains,
6507 record_prologue_seq, record_epilogue_seq): New declarations.
6508 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6509 mixing prologue and epilogue insns.
6510 (init_deps): Initialize the new fields in struct deps_desc.
6511 * sched-int.h (struct deps_desc): New fields last_prologue,
6512 last_epilogue, and last_logue_was_epilogue.
6513 * shrink-wrap.c (emit_common_heads_for_components): Record all
6514 emitted prologue and epilogue insns.
6515 (emit_common_tails_for_components): Ditto.
6516 (insert_prologue_epilogue_for_components): Ditto.
6518 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6521 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6522 * common.opt (fstore-merging): New Optimization option.
6523 * opts.c (default_options_table): Add entry for
6524 OPT_ftree_store_merging.
6525 * fold-const.h (can_native_encode_type_p): Declare prototype.
6526 * fold-const.c (can_native_encode_type_p): Define.
6527 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6528 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6529 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6530 * passes.def: Insert pass_tree_store_merging.
6531 * tree-pass.h (make_pass_store_merging): Declare extern
6533 * gimple-ssa-store-merging.c: New file.
6534 * doc/invoke.texi (Optimization Options): Document
6536 (--param documentation): Document store-merging-allow-unaligned
6537 and max-stores-to-merge.
6539 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6542 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6543 assignment to earlier in the if/else logic.
6545 2016-10-28 Richard Biener <rguenther@suse.de>
6549 * fold-const.c (make_bit_field_ref): Only adjust alias set
6550 when the original alias set was zero.
6552 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6554 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6555 (s390_adjust_loops): New function.
6556 (s390_reorg): Invoke s390_adjust_loops.
6557 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6558 ("osc_break"): New insn definition.
6560 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6562 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6563 * config.gcc: Support alternate archXX cpu levels with
6564 --with-arch= and --with-tune=.
6565 * config/s390/linux.h: Translate new archXX cpu levels to the
6566 original names when calling GAS.
6567 * config/s390/tpf.h: Likewise.
6568 * doc/invoke.texi: Document the alternate cpu level names.
6570 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6572 PR rtl-optimization/77919
6573 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6574 MEM if mode1 is not a complex mode.
6576 PR rtl-optimization/78132
6577 * ree.c (combine_reaching_defs): Give up if copy_needed and
6578 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6580 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6582 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6584 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6586 * config/rs6000/constraints.md (wH constraint): Add new
6587 constraints for allowing 32-bit integers (and eventually 8/16-bit
6588 integers) into the vector registers.
6589 (wI constraint): Likewise.
6590 (wJ constraint): Likewise.
6591 (wK constraint): Likewise.
6592 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6593 -mvsx-small-integer as a default option for ISA 2.07
6595 (POWERPC_MASKS): Likewise.
6596 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6597 switch to turn off small integer support in vector registers.
6598 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6599 test for -mupper-regs-di, since it is already done with the
6600 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6601 -mvsx-small-integer.
6602 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6604 (rs6000_setup_reg_addr_masks): Likewise.
6605 (rs6000_init_hard_regno_mode_ok): Likewise.
6606 (rs6000_option_override_internal): Add consistency checks for
6607 -mvsx-small-integer.
6608 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6609 -mvsx-small-integer.
6610 (rs6000_secondary_reload): Use std::swap.
6611 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6612 VSX_REGS for small integers in vector registers, since there is no
6613 D-FORM address mode for such types.
6614 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6615 (rs6000_opt_masks): Add -mvsx-small-integer.
6616 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6618 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6619 extracts can be done on ISA 2.07.
6620 (vsx_extract_<mode>): Add support for small integers in vsx
6622 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6623 longer support V4SImode in this pattern.
6624 (vsx_extract_si): New insn to support extraction of SImode in ISA
6625 2.07 using either xxextractuw or vspltw.
6626 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6627 longer support V4SImode in this pattern.
6628 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6629 wJ, and wK constraints.
6630 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6631 storing SDmode with VSX instructions.
6632 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6633 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6634 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6635 small integers in vector registers.
6636 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6637 load and before the FPR and VSX loads. Remove ??, ! from the
6638 constraints. Add VEXTSW2D support for small integers in vector
6640 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6641 integers in vector registers.
6642 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6643 move instead of using an UNSPEC.
6644 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6645 integers in vector registers.
6646 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6647 move instead of using an UNSPEC.
6648 (movsi_internal1): Add support for -mvsx-small-integer. Align
6649 columns so that it is more readable.
6650 (SImode splitter for ISA 3.0 constants): Add splitter for
6651 -128..127 constants that can easily be constructed on ISA 3.0.
6652 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6655 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6658 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6661 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6663 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6664 PIC_OFFSET_TABLE_REGNUM twice.
6666 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6668 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6669 support for constant operand for OP.
6671 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6673 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6674 splice_child_die if child doesn't have DW_AT_specification attribute.
6676 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6678 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6679 (TARGET_HAVE_LDREXBH): Likewise.
6680 (TARGET_HAVE_LDACQ): Likewise.
6682 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6684 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6685 logic to to decide whether to copy over old value to register for new
6687 * config/arm/sync.md: Add comments explaning why mode and code
6688 attribute are not defined in iterators.md
6689 (thumb1_atomic_op_str): New code attribute.
6690 (thumb1_atomic_newop_str): Likewise.
6691 (thumb1_atomic_fetch_op_str): Likewise.
6692 (thumb1_atomic_fetch_newop_str): Likewise.
6693 (thumb1_atomic_fetch_oldop_str): Likewise.
6694 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6695 mirror the more restrictive constraints of the Thumb-1 insns after
6696 split compared to Thumb-2 counterpart insns.
6697 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6698 in sync with non atomic version.
6699 (atomic_nand<mode>): Likewise.
6700 (atomic_fetch_<sync_optab><mode>): Likewise.
6701 (atomic_fetch_nand<mode>): Likewise.
6702 (atomic_<sync_optab>_fetch<mode>): Likewise.
6703 (atomic_nand_fetch<mode>): Likewise.
6704 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6705 in sync with atomic version.
6706 (thumb1_subsi3_insn): Likewise.
6707 (thumb1_andsi3_insn): Likewise.
6708 (thumb1_iorsi3_insn): Likewise.
6709 (thumb1_xorsi3_insn): Likewise.
6711 2016-10-27 Nick Clifton <nickc@redhat.com>
6713 * plugin.c (register_plugin_info): Produce an error message if the
6714 plugin is not found in the hash table.
6716 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6718 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6721 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6724 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6725 define builtin functions from the bdesc_spe_predicates or
6726 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6727 the current compiler configuration.
6728 (paired_init_builtins): Modify loop to not define define builtin
6729 functions from the bdesc_paried_preds array if the builtin mask is
6730 not compatible with the current compiler configuration.
6731 (altivec_init_builtins): Modify loops to not define the
6732 __builtin_altivec_stxvl function nor the builtin functions from
6733 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6734 builtin mask is not compatible with the current compiler
6737 2016-10-26 Jeff Law <law@redhat.com>
6739 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6740 (gen_shl_and): Likewise.
6741 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6743 * config/mips/mips.c (mips16_constant_cost): Add missing
6745 (mips16_build_call_stub): Increase buffer size. Adjust
6748 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6750 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6751 INSN_UIDs for all insns in compact mode.
6752 (rtx_writer::print_rtx): Likewise.
6753 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6754 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6755 output to include INSN_UID.
6756 (selftest::test_uncond_jump): Likewise.
6758 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6760 * haifa-sched.c (call_used_regs_num): Rename to...
6761 (call_saved_regs_num): ...this.
6762 (fixed_regs_num): New variable.
6763 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6765 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6767 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6769 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6771 * print-rtl.c (outfile): Delete global.
6772 (sawclose): Likewise.
6774 (in_call_function_usage): Likewise.
6775 (flag_compact): Likewise.
6776 (flag_simple): Likewise.
6777 (rtx_writer::rtx_writer): New ctor.
6778 (print_rtx_operand_code_0): Convert to...
6779 (rtx_writer::print_rtx_operand_code_0): ...this.
6780 (print_rtx_operand_code_e): Convert to...
6781 (rtx_writer::print_rtx_operand_code_e): ...this.
6782 (print_rtx_operand_codes_E_and_V): Convert to...
6783 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6784 (print_rtx_operand_code_i): Convert to...
6785 (rtx_writer::print_rtx_operand_code_i): ...this.
6786 (print_rtx_operand_code_r): Convert to...
6787 (rtx_writer::print_rtx_operand_code_r): ...this.
6788 (print_rtx_operand_code_u): Convert to...
6789 (rtx_writer::print_rtx_operand_code_u): ...this.
6790 (print_rtx_operand): Convert to...
6791 (rtx_writer::print_rtx_operand): ...this.
6792 (print_rtx): Convert to...
6793 (rtx_writer::print_rtx): ...this.
6794 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6795 (debug_rtx): Likewise.
6796 (print_rtl): Convert to...
6797 (rtx_writer::print_rtl): ...this.
6798 (print_rtl): Reimplement in terms of class rtx_writer.
6799 (print_rtl_single): Rewrite in terms of class rtx_writer.
6800 (print_rtl_single_with_indent): Convert to..
6801 (rtx_writer::print_rtl_single_with_indent): ...this.
6802 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6803 * print-rtl.h (flag_compact): Delete decl.
6804 (class rtx_writer): New class.
6805 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6808 2016-10-26 Jeff Law <law@redhat.com>
6810 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6813 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6814 (check_if_valid_sleep_operand): Add missing fallthru comment.
6815 (arc_register_move_cost): Increase buffer size.
6816 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6818 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6820 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6821 comment. Add gcc_unreachable for path that should never happen.
6823 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6826 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6827 Martin Liska <mliska@suse.cz>
6830 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6831 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6832 on outer context if any.
6834 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6836 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6837 by increment rather than double it.
6838 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6839 emit a space before args[4].
6840 (END): Don't emit a space before with_arg.
6842 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6844 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6845 Baseline only alternatives to (i) hold store atomic success value in a
6846 return register rather than a scratch register, (ii) use a low register
6847 for it and to (iii) ensure the cbranchsi insn generated by the split
6848 respect the constraints of Thumb-1 cbranchsi4_insn and
6850 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6851 constraints must match those in atomic_compare_and_swap.
6852 (cbranchsi4_scratch): Likewise.
6854 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6856 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6857 variable. Add the new parameter to the insn generator. Set that
6858 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6859 return value from the negation of that parameter for Thumb-1, keeping
6860 the logic unchanged otherwise except for using bdst as the destination
6861 register of the compare_and_swap insn.
6862 (arm_split_compare_and_swap): Add explanation about how is the value
6863 returned to the function comment. Rename scratch variable to
6864 neg_bval. Adapt initialization of variables holding operands to the
6865 new operand numbers. Use return register to hold result of store
6866 exclusive for Thumb-1, scratch register otherwise. Construct the
6867 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6868 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6869 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6870 for strongly ordered compare_and_swap.
6871 * config/arm/predicates.md (cc_register_operand): New predicate.
6872 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6873 match_operand with the new predicate to accept either the CC flag or a
6874 destination register for the boolean return value, restricting it to
6875 CC flag only via constraint. Adapt operand numbers accordingly.
6877 2016-10-26 Jeff Law <law@redhat.com>
6879 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6881 * config/frv/frv.c (comparison_string): Do not fall through after
6884 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6886 (expand_one_builtin): Add missing break.
6888 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6889 (m32c_legitimate_address_p): Likewise.
6891 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6893 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6895 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6898 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6901 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6903 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6905 (rl78_asm_ctor_dtor): Increase buffer size.
6907 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6909 (xstormy16_asm_output_constructor): Likewise.
6911 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6914 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6915 comment to silence warning.
6917 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6918 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6921 2016-10-26 Michael Matz <matz@suse.de>
6923 PR tree-optimization/78060
6924 PR tree-optimization/78061
6925 PR tree-optimization/78088
6926 * tree-ssa-loop-split.c (easy_exit_values): New function.
6927 (tree_ssa_split_loops): Use it.
6928 (compute_new_first_bound): Change order of operations,
6929 fix invalid use of types.
6931 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6933 gen-pass-instances.awk is sensitive to the order in which
6934 passes are added; passes that appear later have to be added first.
6938 * config/avr/avr-passes.def: Swap order of directives for
6939 gen-pass-instances.awk.
6941 2016-10-25 Jeff Law <law@redhat.com>
6943 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6944 (vax_notice_update_cc): Likewise.
6946 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6948 * config.gcc (sparc*-*-solaris2*): Adjust.
6949 (sparc64-*-linux*): Likewise.
6950 * config/sparc/default-64.h: Rename to...
6951 * config/sparc/default64.h: ...this.
6952 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6954 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6955 * config/sparc/sparc.h: Minor tweaks.
6956 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6957 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6959 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6961 * input.c (fcache::file_patch): Add comment about lifetime.
6962 (selftest::cpp_reader_ptr): New class.
6963 (selftest::lexer_test): Convert m_parser from cpp_reader *
6964 to a cpp_reader_ptr, and move m_tempfile to after it.
6965 (selftest::lexer_test::lexer_test): Update for above reordering.
6966 (lexer_test::~lexer_test): Move cleanup of m_parser to
6967 cpp_reader_ptr's dtor.
6969 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6971 * toplev.c (toplev::main): Remove call to
6972 location_adhoc_data_fini.
6974 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6976 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6977 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6979 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6981 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6982 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6983 (test_basic_struct): Update for above renaming.
6984 (test_length): Likewise.
6985 (test_union): Likewise.
6986 (test_finalization): Likewise.
6987 (test_deletable_global): Likewise.
6988 (test_inheritance): Likewise.
6989 (test_chain_next): Likewise.
6990 (test_user_struct): Likewise.
6991 (test_tree_marking): Likewise.
6992 * selftest-run-tests.c (selftest::run_tests): Call
6993 selftest::forcibly_ggc_collect at the end of the selftests.
6994 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6996 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6999 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
7000 * optabs.c (expand_vec_cond_expr): For comparison codes
7001 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
7002 (expand_vec_cmp_expr): For comparison codes
7003 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
7004 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
7005 Add enum tree_code argument.
7006 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
7008 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
7009 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
7011 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
7012 NE_EXPR, attempt to use vcondeq_optab as fallback.
7013 * tree-vect-generic.c (expand_vector_comparison,
7014 expand_vector_divmod, expand_vector_condition): Adjust
7015 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
7016 * tree-vect-stmts.c (vectorizable_condition,
7017 vectorizable_comparison): Likewise.
7018 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
7019 check_bool_pattern, search_type_for_mask_1): Likewise.
7020 * expr.c (do_store_flag): Likewise.
7021 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
7022 @code{vcondeq@var{m}@var{n}}): Document.
7023 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
7026 2016-10-25 Jeff Law <law@redhat.com>
7028 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
7030 (v850_output_aligned_bss): Add missing break.
7032 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
7034 2016-10-25 Martin Liska <mliska@suse.cz>
7037 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
7038 statements as they can also contain possibly a freeing call.
7040 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
7041 Martin Liska <mliska@suse.cz>
7044 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
7045 * ipa-icf.c (sem_function::get_hash): Add target optimization
7048 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
7051 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
7052 Remove partial overlap check for shift by 1.
7053 (ashldi3_neon): Likewise.
7055 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
7057 * config/arm/constraints.md (Q constraint): Document its use for
7059 (Pf constraint): New constraint for relaxed, consume or relaxed memory
7061 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
7062 alternatives to allow any register when memory model matches Pf and
7063 thus lda is used, but only low registers otherwise. Use unpredicated
7064 output template for Thumb-1 targets.
7065 (atomic_store<mode>): Likewise for stl.
7066 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
7067 whose output template does not have predication.
7068 (arm_load_acquire_exclusive<mode>): Likewise.
7069 (arm_load_exclusivesi): Likewise.
7070 (arm_load_acquire_exclusivesi): Likewise.
7071 (arm_store_release_exclusive<mode>): Likewise.
7072 (arm_store_exclusive<mode>): Use unpredicated output template for
7075 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7077 * internal-fn.def (LAUNDER): New internal function.
7078 * internal-fn.c (expand_LAUNDER): New function.
7080 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7081 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7083 New avr target pass to work around performance loss by PR fix.
7087 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7088 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7089 * config/avr/predicates.md (extend_operator): New.
7090 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7091 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7092 (make_avr_pass_casesi): New prototypes.
7093 * config/avr/avr.c (print-rtl.h): Include it.
7094 (pass_data avr_pass_data_casesi): Data for new pass.
7095 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7096 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7097 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7098 (avr_optimize_casesi): New functions.
7100 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7101 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7105 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7107 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7109 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7110 DW_AT_rvalue_reference attributes.
7112 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7114 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7115 * value-prof.c (stringop_block_profile): Fix a warning.
7117 2016-10-24 Martin Sebor <msebor@redhat.com>
7120 * builtins.c (string_length): New function.
7121 (c_strlen): Use string_length. Correctly handle wide strings.
7122 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7124 (target_int_max): Call target_max_value.
7125 (format_result::knownrange): New data member.
7126 (fmtresult::fmtresult): Define default constructor.
7127 (format_integer): Use it and set format_result::knownrange.
7128 Handle global constants.
7129 (format_floating_max): Add third argument.
7130 (format_floating): Recompute maximum value for %a for each argument.
7131 (get_string_length): Use fmtresult default ctor.
7132 (format_string): Set format_result::knownrange.
7133 (format_directive): Check format_result::knownrange.
7134 (add_bytes): Same. Correct caret placement in diagnostics.
7135 (pass_sprintf_length::compute_format_length): Set
7136 format_result::knownrange.
7137 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7139 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7141 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7142 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7144 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7147 * dwarf2out.c (file_table_relative_p): Remove.
7148 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7149 also for absolute paths.
7150 * doc/tm.texi: Update.
7151 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7152 * target.def (force_at_comp_dir): Remove hook.
7153 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7155 2016-10-24 Richard Biener <rguenther@suse.de>
7157 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7158 backedges when identifying the single predecessor to take
7159 conditional info from. Use SCEV to get at ranges for loop IVs.
7160 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7161 avoid false warning.
7163 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7166 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7167 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7168 (avr_address_tiny_absdata_p): New static function.
7169 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7170 it to determine validity of constant addresses.
7171 (avr_attribute_table) [absdata]: New variable attribute...
7172 (avr_handle_absdata_attribute): ...and handler.
7173 (avr_decl_absdata_p): New static function.
7174 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7175 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7176 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7178 2016-10-24 Richard Biener <rguenther@suse.de>
7180 PR tree-optimization/78076
7181 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7182 also on the loop tree root.
7184 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7186 * config/i386/i386.c (ix86_fold_builtin): Handle
7187 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7188 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7189 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7190 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7192 2016-10-24 Martin Liska <mliska@suse.cz>
7195 * opts.c (finish_options): Skip conditionally.
7197 2016-10-23 Martin Sebor <msebor@redhat.com>
7200 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7201 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7203 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7205 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7206 (enabled): Likewise.
7207 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7208 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7209 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7210 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7211 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7212 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7214 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7216 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7217 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7219 2016-10-21 Andrew Pinski <apinski@cavium.com>
7221 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7223 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7224 implementer_id to unsigned char.
7225 Change part_no to unsigned int.
7226 (AARCH64_BIG_LITTLE): New define.
7227 (INVALID_IMP): New define.
7228 (INVALID_CORE): New define.
7229 (cpu_data): Change the last element's implementer_id and part_no to
7231 (valid_bL_string_p): Rewrite to ..
7232 (valid_bL_core_p): this for integers instead of strings.
7233 (parse_field): New function.
7234 (contains_string_p): Rewrite to ...
7235 (contains_core_p): this for integers and only for the part_no.
7236 (host_detect_local_cpu): Rewrite handling of implementation and
7237 par num to be integers; simplifying the code.
7239 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7241 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7242 value range for pointers in more cases.
7244 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7246 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7247 Add extra argument to allow emitting the move immediate.
7248 Use add/sub with positive immediate.
7249 (aarch64_add_constant): Add inline function.
7250 (aarch64_add_sp): Likewise.
7251 (aarch64_sub_sp): Likewise.
7252 (aarch64_expand_prologue): Call aarch64_sub_sp.
7253 (aarch64_expand_epilogue): Call aarch64_add_sp.
7254 Decide when to leave out move.
7255 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7257 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7259 * config/aarch64/aarch64.c (aarch64_layout_frame):
7260 Align FP callee-saves.
7262 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7264 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7265 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7267 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7268 _rdseed64_step): Likewise.
7269 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7272 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7273 and tree-ssanames.h.
7274 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7275 with INTEGER_CST argument.
7276 (ix86_gimple_fold_builtin): New function.
7277 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7279 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7280 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7281 (ranges_table_allocated, ranges_table_in_use,
7282 ranges_by_label_allocated, ranges_by_label_in_use,
7283 RANGES_TABLE_INCREMENT): Removed.
7284 (add_ranges_num): Use vec_safe_push into ranges_table.
7285 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7286 (output_ranges): Adjust for ranges_table and ranges_by_label
7287 conversion from arrays to vec.
7288 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7289 conversion from arrays to vec.
7290 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7291 ranges_table_in_use, ranges_by_label_allocated and
7292 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7294 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7295 if needed. Re-add origin_die variable and its initialization.
7297 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7298 even for -fstack-reuse=none, or for volatile vars etc.
7300 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7302 * print-rtl-function.c (flag_compact): Move extern decl to...
7303 * print-rtl.h (flag_compact): ...here.
7304 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7305 (ASSERT_RTL_DUMP_EQ): New macro.
7306 (selftest::test_dumping_regs): New function.
7307 (selftest::test_dumping_insns): New function.
7308 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7310 (selftest::rtl_tests_c_tests): Call the new test functions.
7312 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7314 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7315 (outgoing_edges_match): Likewise.
7316 (try_crossjump_to_edge): Likewise.
7317 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7318 (rtl_tidy_fallthru_edge): Likewise.
7319 * rtl.h (tablejump_p): Adjust prototype.
7320 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7322 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7324 * rtl.h (label_ref_label): New function.
7325 (set_label_ref_label): New function.
7326 (LABEL_REF_LABEL): Delete.
7327 * alias.c (rtx_equal_for_memref_p): Adjust.
7328 * cfgbuild.c (make_edges): Likewise.
7329 (purge_dead_tablejump_edges): Likewise.
7330 * cfgexpand.c (convert_debug_memory_address): Likewise.
7331 * cfgrtl.c (patch_jump_insn): Likewise.
7332 * combine.c (distribute_notes): Likewise.
7333 * cse.c (hash_rtx_cb): Likewise.
7334 (exp_equiv_p): Likewise.
7335 (fold_rtx): Likewise.
7336 (check_for_label_ref): Likewise.
7337 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7338 (cselib_hash_rtx): Likewise.
7339 * emit-rtl.c (mark_label_nuses): Likewise.
7340 * explow.c (convert_memory_address_addr_space_1): Likewise.
7341 * final.c (output_asm_label): Likewise.
7342 (output_addr_const): Likewise.
7343 * gcse.c (add_label_notes): Likewise.
7344 * genconfig.c (walk_insn_part): Likewise.
7345 * genrecog.c (validate_pattern): Likewise.
7346 * ifcvt.c (cond_exec_get_condition): Likewise.
7347 (noce_emit_store_flag): Likewise.
7348 (noce_get_alt_condition): Likewise.
7349 (noce_get_condition): Likewise.
7350 * jump.c (maybe_propagate_label_ref): Likewise.
7351 (mark_jump_label_1): Likewise.
7352 (redirect_exp_1): Likewise.
7353 (rtx_renumbered_equal_p): Likewise.
7354 * lra-constraints.c (operands_match_p): Likewise.
7355 * print-rtl.c (print_value): Likewise.
7356 * reload.c (find_reloads): Likewise.
7357 * reload1.c (set_label_offsets): Likewise.
7358 * reorg.c (get_branch_condition): Likewise.
7359 * rtl-tests.c (test_uncond_jump): Likewise.
7360 * rtl.c (rtx_equal_p_cb): Likewise.
7361 (rtx_equal_p): Likewise.
7362 * rtlanal.c (reg_mentioned_p): Likewise.
7363 (rtx_referenced_p): Likewise.
7364 (get_condition): Likewise.
7365 * varasm.c (const_hash_1): Likewise.
7366 (compare_constant): Likewise.
7367 (const_rtx_hash_1): Likewise.
7368 (output_constant_pool_1): Likewise.
7370 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7373 * reload.c (find_valid_class_1): Allow regclass if atleast one
7374 regno in regclass is ok. Compute and use rclass size based on
7375 actually available regnos for mode in rclass.
7377 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7379 * config/sparc/sparc-modes.def (CCV): New.
7381 * config/sparc/predicates.md (v_comparison_operator): New.
7382 (icc_comparison_operator): Add support for CCV/CCXV.
7383 (xcc_comparison_operator): Likewise.
7384 * config/sparc/sparc.c (output_cbranch): Likewise.
7385 (sparc_print_operand): Likewise.
7386 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7387 (uaddvdi4): New expander.
7388 (addvdi4): Likewise.
7389 (uaddvdi4_sp32): New instruction.
7390 (addvdi4_sp32): Likewise.
7391 (uaddvsi4): New expander.
7392 (addvsi4): Likewise.
7393 (cmp_ccc_plus_sltu_set): New instruction.
7394 (cmp_ccv_plus): Likewise.
7395 (cmp_ccxv_plus): Likewise.
7396 (cmp_ccv_plus_set): Likewise.
7397 (cmp_ccxv_plus_set): Likewise.
7398 (cmp_ccv_plus_sltu_set): Likewise.
7399 (uaddvdi4): New expander.
7400 (subvdi4): Likewise.
7401 (usubdi4_sp32): New instruction.
7402 (subvdi4_sp32): Likewise.
7403 (usubvsi4): New expander.
7404 (subvsi4): Likewise.
7405 (cmpsi_minus_sltu_set): New instruction.
7406 (cmp_ccv_minus): Likewise.
7407 (cmp_ccxv_minus): Likewise.
7408 (cmp_ccv_minus_set): Likewise.
7409 (cmp_ccxv_minus_set): Likewise.
7410 (cmp_ccv_minus_sltu_set): Likewise.
7411 (unegvdi3): New expander.
7412 (negvdi3): Likewise.
7413 (unegdi3_sp32): New instruction.
7414 (negvdi3_sp32): Likewise.
7415 (unegvsi3): New expander.
7416 (negvsi3): Likewise.
7417 (cmp_ccc_neg_sltu_set): New instruction.
7418 (cmp_ccv_neg): Likewise.
7419 (cmp_ccxv_neg): Likewise.
7420 (cmp_ccv_neg_set): Likewise.
7421 (cmp_ccxv_neg_set): Likewise.
7422 (cmp_ccv_neg_sltu_set): Likewise.
7424 * tree-ssa-loop-split.c: Remove trailing spaces.
7425 * match.pd: Likewise.
7427 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7429 PR rtl-optimization/78038
7430 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7431 be deduced to set REG through the RTL structure.
7432 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7434 2016-10-21 Richard Biener <rguenther@suse.de>
7436 PR tree-optimization/78051
7437 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7438 and mark replaced if folding did something.
7440 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7442 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7443 and "protected" in visibility types.
7444 (rs6000_xcoff_declare_function_name): Fix formatting.
7445 (rs6000_xcoff_declare_object_name): Fix formatting.
7447 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7450 and IX86_BUILTIN_HUGE_VALQ here ...
7451 (ix86_expand_builtin): ... not here.
7453 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7455 * doc/gty.texi (for_user): Use @item next to @findex.
7457 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7460 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7461 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7462 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7463 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7464 __builtin_ia32_lzcnt_u16.
7465 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7466 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7467 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7468 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7469 (bmi_tzcnt_<mode>): New expander.
7470 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7471 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7472 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7473 (lzcnt_<mode>): New expander.
7474 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7475 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7476 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7477 (UINT64_FTYPE_UINT64): New.
7478 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7479 (__builtin_ia32_lzcnt_u16): New description.
7480 (__builtin_ia32_lzcnt_u32): Ditto.
7481 (__builtin_ia32_lzcnt_u64): Ditto.
7482 (__builtin_ctzs): Remove description.
7483 (__builtin_ia32_tzcnt_u16): New description.
7484 (__builtin_ia32_tzcnt_u32): Ditto.
7485 (__builtin_ia32_tzcnt_u64): Ditto.
7486 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7487 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7489 2016-10-20 Martin Liska <mliska@suse.cz>
7492 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7493 comparison with STMT_UID_NOT_IN_RANGE.
7494 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7497 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7499 * compare-elim.c (conforming_compare): Accept UNSPECs.
7500 (find_comparison_dom_walker::before_dom_children): Deal with
7501 instructions both using and killing the flags register.
7502 (equivalent_reg_at_start): New function extracted from...
7503 (try_eliminate_compare): ...here. Use it and add support for
7504 registers and UNSPECs as second operand of the compare.
7505 * config/visium/visium-modes.def (CCV): New.
7506 * config/visium/predicates.md (visium_v_comparison_operator): New.
7507 (visium_branch_operator): Deal with CCV mode.
7508 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7509 (output_cbranch): Likewise.
7510 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7511 (uaddv<mode>4): New expander.
7512 (addv<mode>4): Likewise.
7513 (add<mode>3_insn_set_carry): New instruction.
7514 (add<mode>3_insn_set_overflow): Likewise.
7515 (addsi3_insn_set_overflow): Likewise.
7516 (usubv<mode>4): New expander.
7517 (subv<mode>4): Likewise.
7518 (sub<mode>3_insn_set_carry): New instruction.
7519 (sub<mode>3_insn_set_overflow): Likewise.
7520 (subsi3_insn_set_overflow): Likewise.
7521 (unegv<mode>3): New expander.
7522 (negv<mode>3): Likewise.
7523 (neg<mode>2_insn_set_overflow): New instruction.
7524 (addv_tst<mode>): Likewise.
7525 (subv_tst<mode>): Likewise.
7526 (negv_tst<mode>): Likewise.
7527 (cbranch<mode>4_addv_insn): New splitter and instruction.
7528 (cbranch<mode>4_subv_insn): Likewise.
7529 (cbranch<mode>4_negv_insn): Likewise.
7531 2016-10-20 Richard Biener <rguenther@suse.de>
7533 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7534 Handle decls possibly not bound.
7535 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7536 nothing_id for decls that might not be bound if we are interested
7538 (get_constraint_for_component_ref): Deal with that.
7540 2016-10-20 Michael Matz <matz@suse.de>
7543 * common.opt (-fsplit-loops): New flag.
7544 * passes.def (pass_loop_split): Add.
7545 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7546 (enable_fdo_optimizations): Add loop splitting.
7547 * timevar.def (TV_LOOP_SPLIT): Add.
7548 * tree-pass.h (make_pass_loop_split): Declare.
7549 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7550 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7551 * tree-ssa-loop-split.c: New file.
7552 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7553 * doc/invoke.texi (fsplit-loops): Document.
7554 * doc/passes.texi (Loop optimization): Add paragraph about loop
7557 2016-10-20 Richard Biener <rguenther@suse.de>
7559 * cgraphunit.c (analyze_functions): Set node->definition to
7560 false to signal symbol removal to debug_hooks->late_global_decl.
7561 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7562 WPA signal symbol removal to the debuginfo machinery.
7563 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7564 using early_finised to guard the we're called for symbol
7565 removal case look at the symtabs definition flag.
7566 (gen_variable_die): Remove redundant check.
7568 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7570 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7572 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7574 PR tree-optimization/53979
7575 * match.pd ((a ^ b) | a -> a | b): New pattern.
7577 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7579 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7580 config/pa/pa64-hpux-lib.h.
7581 (PA_CRTBEGIN_HACK): Likewise.
7582 (DTOR_LIST_BEGIN): Likewise.
7584 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7586 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7587 register only if "in" and "out" are different registers.
7589 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7591 * omp-low.c (pass_oacc_device_lower::gate): New method.
7592 (execute): Always call execute_oacc_device_lower.
7594 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7596 PR tree-optimization/77916
7597 PR tree-optimization/77937
7598 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7600 (insert_initializers): Requirement of initializer for -1 should be
7601 based on pointer-typedness of the candidate basis.
7603 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7605 PR tree-optimization/78005
7606 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7607 upper (included) bound for niters of prolog loop.
7608 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7609 Compute niters of scalar loop above which vectorized loop is
7610 preferred, as well as the upper (included) bound for the niters.
7611 (vect_do_peeling): Record niter bound for loops accordingly.
7613 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7616 * tree-core.h (enum tree_index): Put the complex types after their
7618 * tree-streamer.c (verify_common_node_recorded): New function.
7619 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7621 2016-10-19 Martin Liska <mliska@suse.cz>
7623 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7624 Replace NULL with false as a return value.
7626 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7628 PR tree-optimization/78024
7629 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7630 don't clear BB_VISITED after processing.
7632 2016-10-19 Richard Biener <rguenther@suse.de>
7634 * domwalk.c (dom_walker::walk): Use RPO order.
7636 2016-10-19 Richard Biener <rguenther@suse.de>
7638 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7640 (evrp_dom_walker::~evrp_dom_walker): Free it.
7641 (evrp_dom_walker::stmts_to_remove): Add.
7642 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7643 whose output we fully propagate for removal. Propagate
7644 into BB destination PHI arguments.
7645 (execute_early_vrp): Remove queued stmts. Dump value ranges
7646 before stmt removal.
7648 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7650 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7651 * passes.def: Add two instances of pass_walloca.
7652 * tree-pass.h (make_pass_walloca): New.
7653 * gimple-ssa-warn-alloca.c: New file.
7654 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7655 -Wvla-larger-than= options.
7657 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7659 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7660 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7662 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7664 * config/rs6000/altivec.h (vec_xl_len): New macro.
7665 (vec_xst_len): New macro.
7666 (vec_cmpnez): New macro.
7667 (vec_cntlz_lsbb): New macro.
7668 (vec_cnttz_lsbb): New macro.
7669 (vec_xlx): New macro.
7670 (vec_xrx): New macro.
7671 (vec_all_nez): New C++ predicate template.
7672 (vec_any_eqz): New C++ predicate template.
7673 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7674 conditional compilation.
7675 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7676 conditional compilation.
7677 (vec_all_nez): New macro.
7678 (vec_any_eqz): New macro.
7679 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7681 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7683 * config/rs6000/vector.md (VI): Moved this mode iterator
7684 definition from altivec.md to vector.md.
7685 (UNSPEC_NEZ_P): New value.
7686 (vector_ne_<mode>_p): New expansion for implementation of
7687 vec_all_ne and vec_any_eq built-in functions.
7688 (vector_nez_<mode>_p): New expansion for implementation of
7689 vec_all_nez and vec_any_eqz built-in functions.
7690 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7691 and vec_any_eq built-in function.
7692 (cr6_test_for_zero): New commentary to explain this expansion.
7693 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7694 (cr6_test_for_lt): New commentary to explain this expansion.
7695 (cr6_test_for_lt_reverse): New commentary to explain this
7697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7698 overloaded function prototypes for vec_all_ne, vec_all_nez,
7699 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7700 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7702 (altivec_resolve_overloaded_builtin): Modify the handling of
7703 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7704 the compiler is configured to support TARGET_P9_VECTOR.
7705 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7706 to explain the special processing that is given to predicate
7707 built-ins introduced using this macro.
7708 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7709 the special processing given to predicate built-ins introduced
7711 (BU_VSX_P): Likewise.
7712 (BU_P8V_AV_P): Likewise.
7713 (BU_P9V_AV_P): Likewise.
7714 (BU_P9V_AV_X): New macro.
7715 (BU_P9V_64BIT_AV_X): New macro.
7716 (BU_P9V_VSX_3): New macro.
7717 (BU_P9V_OVERLOAD_P): New macro.
7718 (LXVL): New BU_P9V_64BIT_VSX_2.
7719 (VEXTUBLX): New BU_P9V_AV_2.
7720 (VEXTUBRX): Likewise.
7721 (VEXTUHLX): Likewise.
7722 (VEXTUHRX): Likewise.
7723 (VEXTUWLX): Likewise.
7724 (VEXTUWRX): Likewise.
7725 (STXVL): New BU_P9V_64BIT_AV_X.
7726 (VCLZLSBB): New BU_P9V_AV_1.
7727 (VCTZLSBB): Likewise.
7728 (CMPNEB): New BU_P9V_AV_2.
7733 (VCMPNEB_P): New BU_P9V_AV_P.
7734 (VCMPNEH_P): Likewise.
7735 (VCMPNEW_P): Likewise.
7736 (VCMPNED_P): Likewise.
7737 (VCMPNEFP_P): Likewise.
7738 (VCMPNEDP_P): Likewise.
7739 (CMPNEZB): New BU_P9V_AV_2.
7740 (CMPNEZH): Likewise.
7741 (CMPNEZW): Likewise.
7742 (VCMPNEZB_P): New BU_P9V_AV_P.
7743 (VCMPNEZH_P): Likewise.
7744 (VCMPNEZW_P): Likewise.
7745 (LXVL): New BU_P9V_OVERLOAD_2.
7746 (STXVL): New BU_P9V_OVERLOAD_3.
7747 (VEXTULX): New BU_P9V_OVERLOAD_2.
7748 (VEXTURX): Likewise.
7750 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7751 (VCMPNE_P): Likewise.
7752 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7753 (VCTZLSBB): Likewise.
7754 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7755 comment to explain mode used for scratch register.
7756 (altivec_expand_stxvl_builtin): New function.
7757 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7758 (altivec_init_builtins): Add initialized variable
7759 void_ftype_v16qi_pvoid_long and use this type to define the
7760 built-in function __builtin_altivec_stxvl.
7761 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7762 (UNSPEC_STXVL): New value.
7763 (UNSPEC_VCLZLSBB): New value.
7764 (UNSPEC_VCTZLSBB): New value.
7765 (UNSPEC_VEXTUBLX): New value.
7766 (UNSPEC_VEXTUHLX): New value.
7767 (UNSPEC_VEXTUWLX): New value.
7768 (UNSPEC_VEXTUBRX): New value.
7769 (UNSPEC_VEXTUHRX): New value.
7770 (UNSPEC_VEXTUWRX): New value.
7771 (UNSPEC_VCMPNEB): New value.
7772 (UNSPEC_VCMPNEZB): New value.
7773 (UNSPEC_VCMPNEH): New value.
7774 (UNSPEC_VCMPNEZH): New value.
7775 (UNSPEC_VCMPNEW): New value.
7776 (UNSPEC_VCMPNEZW): New value.
7777 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7778 vector of integer modes.
7779 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7780 vector of float or double modes.
7781 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7783 (lxvl): New expand for load VSX vector with length.
7784 (*lxvl): New insn for load VSX vector with length.
7785 (stxvl): New expand for store VSX vector with length.
7786 (*stxvl): New insn for store VSX vector with length.
7787 (vcmpneb): New insn for vector of byte compare not equal.
7788 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7789 (vcmpneh): New insn for vector of half word compare not equal.
7790 (vcmpnezh): New insn for vector of half word compare not equal or
7792 (vcmpnew): New insn for vector of word compare not equal.
7793 (vcmpne<VSs>): New insn for vector of float or double compare not
7795 (vcmpnezw): New insn for vector of word compare not equal or zero.
7796 (vclzlsbb): New insn for vector count leading zero
7797 least-significant bits byte.
7798 (vctzlsbb): New insn for vector count trailing zero least
7799 signficant bits byte.
7800 (vextublx): New insn for vector extract unsigned byte left
7802 (vextubrx): New insn for vector extract unsigned byte right
7804 (vextuhlx): New insn for vector extract unsigned half word left
7806 (vextuhrx): New insn for vector extract unsigned half word right
7808 (vextuwlx): New insn for vector extract unsigned word left
7810 (vextuwrx): New insn for vector extract unsigned word right
7812 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7813 clarify intent of this constant.
7814 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7815 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7816 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7817 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7818 and vec_xrx functions.
7820 2016-10-18 Andrew Pinski <apinski@cavium.com>
7823 * predict.c (is_exit_with_zero_arg): New function.
7824 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7827 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7830 * config/i386/i386.c (legitimize_tls_address)
7831 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7832 convert dest to Pmode if different than Pmode.
7834 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7836 PR tree-optimization/77916
7837 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7838 stopgap fix, as pointers with -1 increment are still broken.
7840 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7842 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7843 mapping class decoration from here...
7844 (rs6000_xcoff_encode_section): ...to here.
7846 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7847 if shrink-wrapping and optimizing for speed.
7849 2016-10-18 Richard Biener <rguenther@suse.de>
7851 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7852 not visited but non-executable predecessors. Return taken edge.
7853 Simplify conditions and refactor propagation vs. folding step.
7855 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7857 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7858 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7859 (rs6000_get_separate_components): Assert we do not have those
7860 strategies selected.
7862 2016-10-18 Richard Biener <rguenther@suse.de>
7864 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7865 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7867 (substitute_and_fold_dom_walker): Adjust constructor.
7868 (substitute_and_fold_dom_walker::before_dom_children): Remove
7869 do_dce flag and handling (always true).
7870 (substitute_and_fold): Likewise.
7871 * tree-vrp.c (vrp_finalize): Adjust.
7872 (execute_early_vrp): Remove final BB_VISITED clearing.
7873 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7874 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7875 * ira.c (ira): Call clear_bb_flags.
7877 2016-10-18 Richard Biener <rguenther@suse.de>
7879 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7880 get at the operand to look at with TREE_OPERAND for generic
7883 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7885 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7887 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7888 (write_test_expr): Use rtx_reader_ptr for calls to
7890 (write_attr_value): Likewise.
7891 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7892 call to print_md_ptr_loc.
7893 (write_one_condition): Likewise for calls to print_c_condition.
7894 * genconstants.c: Include "statistics.h" and "vec.h".
7895 (main): Update for conversion to member functions.
7896 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7897 call to print_md_ptr_loc.
7898 * genenums.c: Include "statistics.h" and "vec.h".
7899 (main): Update for conversion of traverse_enum_types to a method.
7900 * genmddeps.c: Include "statistics.h" and "vec.h".
7901 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7903 * genpreds.c (write_predicate_subfunction): Likewise.
7904 (write_predicate_expr): Likewise for calls to print_c_condition.
7905 * genrecog.c (print_test): Likewise.
7906 * gensupport.c (process_rtx): Likewise for calls to
7907 copy_md_ptr_loc and join_c_conditions.
7908 (alter_test_for_insn): Likewise for call to join_c_conditions.
7909 (process_substs_on_one_elem): Likewise.
7910 (gen_mnemonic_setattr): Update for move of string_obstack to a
7911 field of rtx_reader.
7912 (mnemonic_htab_callback): Likewise. Fix formatting.
7913 (gen_mnemonic_attr): Likewise.
7914 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7915 to print_c_condition.
7916 * read-md.c: Include "statistics.h" and "vec.h".
7917 (string_obstack): Convert this global to field "m_string_obstack"
7918 of class rtx_reader.
7919 (ptr_locs): Likewise, as "m_ptr_locs".
7920 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7921 (joined_conditions): Likewise, as "m_joined_conditions".
7922 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7923 (md_constants): Likewise, as "m_md_constants".
7924 (enum_types): Likewise, as "m_enum_types".
7925 (set_md_ptr_loc): Convert to...
7926 (rtx_reader::set_md_ptr_loc): ...member function.
7927 (get_md_ptr_loc): Convert to...
7928 (rtx_reader::get_md_ptr_loc): ...member function.
7929 (copy_md_ptr_loc): Convert to...
7930 (rtx_reader::copy_md_ptr_loc): ...member function.
7931 (fprint_md_ptr_loc): Convert to...
7932 (rtx_reader::fprint_md_ptr_loc): ...member function.
7933 (print_md_ptr_loc): Convert to...
7934 (rtx_reader::print_md_ptr_loc): ...member function.
7935 (join_c_conditions): Convert to...
7936 (rtx_reader::join_c_conditions): ...member function.
7937 (fprint_c_condition): Convert to...
7938 (rtx_reader::fprint_c_condition): ...member function.
7939 (print_c_condition): Convert to...
7940 (rtx_reader::print_c_condition): ...member function.
7941 (read_name): Convert to...
7942 (rtx_reader::read_name): ...member function.
7943 (read_escape): Convert to...
7944 (rtx_reader::read_escape): ...member function.
7945 (read_quoted_string): Convert to...
7946 (rtx_reader::read_quoted_string): ...member function.
7947 (read_braced_string): Convert to...
7948 (rtx_reader::read_braced_string): ...member function.
7949 (read_string): Convert to...
7950 (rtx_reader::read_string): ...member function.
7951 (read_skip_construct): Convert to...
7952 (rtx_reader::read_skip_construct): ...member function.
7953 (handle_constants): Convert to...
7954 (rtx_reader::handle_constants): ...member function.
7955 (traverse_md_constants): Convert to...
7956 (rtx_reader::traverse_md_constants): ...member function.
7957 (handle_enum): Convert to...
7958 (rtx_reader::handle_enum): ...member function.
7959 (lookup_enum_type): Convert to...
7960 (rtx_reader::lookup_enum_type): ...member function.
7961 (traverse_enum_types): Convert to...
7962 (rtx_reader::traverse_enum_types): ...member function.
7963 (rtx_reader::rtx_reader): Move initializations
7964 of various former global data from rtx_reader::read_md_files to
7965 here, as fields, along with the call to unlock_std_streams.
7966 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7968 (rtx_reader::read_md_files): Move initializations of various
7969 global data from here to the ctor.
7970 * read-md.h (read_name): Convert to...
7971 (rtx_reader::read_name): ...member function.
7972 (rtx_reader::read_escape): New method decl.
7973 (read_quoted_string): Convert to...
7974 (rtx_reader::read_quoted_string): ...member function.
7975 (rtx_reader::read_braced_string): New method decl.
7976 (read_string): Convert to...
7977 (rtx_reader::read_string): ...member function.
7978 (rtx_reader::read_skip_construct): New method decl.
7979 (rtx_reader::set_md_ptr_loc): New method decl.
7980 (rtx_reader::get_md_ptr_loc): New method decl.
7981 (copy_md_ptr_loc): Convert to...
7982 (rtx_reader::copy_md_ptr_loc): ...member function.
7983 (fprint_md_ptr_loc): Convert to...
7984 (rtx_reader::fprint_md_ptr_loc): ...member function.
7985 (print_md_ptr_loc): Convert to...
7986 (rtx_reader::print_md_ptr_loc): ...member function.
7987 (rtx_reader::lookup_enum_type): New method decl.
7988 (rtx_reader::traverse_enum_types): New method decl.
7989 (rtx_reader::handle_constants): New method decl.
7990 (traverse_md_constants): Convert to...
7991 (rtx_reader::traverse_md_constants): ...member function.
7992 (rtx_reader::handle_enum): New method decl.
7993 (rtx_reader::join_c_conditions): New method decl.
7994 (fprint_c_condition): Convert to...
7995 (rtx_reader::fprint_c_condition): ...member function.
7996 (print_c_condition): Convert to...
7997 (rtx_reader::print_c_condition): ...member function.
7998 (rtx_reader::apply_iterator_to_string): New method decl.
7999 (rtx_reader::copy_rtx_for_iterators): New method decl.
8000 (rtx_reader::read_conditions): New method decl.
8001 (rtx_reader::record_potential_iterator_use): New method decl.
8002 (rtx_reader::read_mapping): New method decl.
8003 (rtx_reader::read_rtx): New method decl.
8004 (rtx_reader::read_rtx_code): New method decl.
8005 (rtx_reader::read_rtx_operand): New method decl.
8006 (rtx_reader::read_nested_rtx): New method decl.
8007 (rtx_reader::read_rtx_variadic): New method decl.
8008 (rtx_reader::get_string_obstack): New method.
8009 (rtx_reader::get_md_constants): New method.
8010 (string_obstack): Convert global variable decl to...
8011 (rtx_reader::m_string_obstack): ...this new field.
8012 (rtx_reader::m_ptr_locs): New field.
8013 (rtx_reader::m_ptr_loc_obstack): New field.
8014 (rtx_reader::m_joined_conditions): New field.
8015 (rtx_reader::m_joined_conditions_obstack): New field.
8016 (rtx_reader::m_md_constants): New field.
8017 (rtx_reader::m_enum_types): New field.
8018 * read-rtl.c (apply_iterator_to_string): Convert to...
8019 (rtx_reader::apply_iterator_to_string): ...member function.
8020 (copy_rtx_for_iterators): Convert to...
8021 (rtx_reader::copy_rtx_for_iterators): ...member function.
8022 (add_condition_to_string): Use rtx_reader_ptr for
8023 calls join_c_conditions.
8024 (apply_iterators): Use rtx_reader_ptr for calls to
8025 join_c_conditions and copy_rtx_for_iterators.
8026 (read_conditions): Convert to...
8027 (rtx_reader::read_conditions): ...member function.
8028 (record_potential_iterator_use): Convert to...
8029 (rtx_reader::record_potential_iterator_use): ...member function.
8030 (read_mapping): Convert to...
8031 (rtx_reader::read_mapping): ...member function.
8032 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
8033 (read_rtx): Convert to...
8034 (rtx_reader::read_rtx): ...member function.
8035 (read_rtx_code): Convert to...
8036 (rtx_reader::read_rtx_code): ...member function.
8037 (read_rtx_operand): Convert to...
8038 (rtx_reader::read_rtx_operand): ...member function. Update for move
8039 of string_obstack to a field.
8040 (read_nested_rtx): Convert to..
8041 (rtx_reader::read_nested_rtx): ...member function.
8042 (read_rtx_variadic): Convert to..
8043 (rtx_reader::read_rtx_variadic): ...member function.
8045 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8047 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
8049 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8051 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
8052 for pointer type too.
8053 (ipcp_update_vr): set_ptr_nonnull for pointer.
8055 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
8057 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
8058 pt_solution_singleton_p.
8059 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
8060 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
8061 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
8062 pointer nonnull computed by VRP.
8063 Also Conservatively set pt.null to 1.
8064 (pt_solution_reset): Conservatively set pt.null to 1.
8065 (pt_solution_singleton_or_null_p): Renamed from
8066 pt_solution_singleton_p.
8067 * tree-ssanames.h (set_ptr_nonnull): Declare.
8068 (get_ptr_nonnull): Likewise.
8069 * tree-ssanames.c (set_ptr_nonnull): New.
8070 (get_ptr_nonnull): Likewise.
8071 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
8072 (evrp_dom_walker::before_dom_children): Likewise.
8074 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8076 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8077 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8078 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8079 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8080 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8081 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8082 (rs6000_option_override_internal): Clear it if ABI_AIX.
8083 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8084 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8086 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8088 * gimple-ssa-strength-reduction.c (record_increment): Remove
8091 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8093 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8094 that the result is non-zero if it is true.
8095 (maybe_expand_shift): New wrapper around expand_shift_1.
8096 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8098 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8100 PR tree-optimization/77916
8101 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8102 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8104 (record_increment): Increments of -1 for unknown strides just use
8105 a multiply initializer like other negative values.
8106 (analyze_increments): Remove stopgap solution for -1 increment
8107 applied to pointer arithmetic.
8109 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8111 * dominance.c (dom_info::dom_info): Add new constructor for region
8112 which is vector of basic blocks.
8113 (dom_init): New method to initialize members common for both
8115 (dom_info::dom_info): Invoke dom_init for partial initialization.
8116 (dom_info::get_idom): Add check to corner cases on basic blocks which
8118 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8119 to detect unreachable bbs.
8120 (dom_info::calc_idoms): Likewise.
8121 (compute_dom_fast_query_in_region): New function.
8122 (calculate_dominance_info_for_region): Likewise.
8123 (free_dominance_info_for_region): Likewise.
8124 * dominance.h: Add prototypes for introduced region-based functions
8125 * tree-if-conv.c (build_region): New function.
8126 (if_convertible_loop_p_1): Invoke local version of post-dominators
8127 calculation before basic block predication with subsequent freeing
8128 post-dominator info.
8129 (tree_if_conversion): Remove free of post-dominator info
8130 (pass_if_conversion::execute): Delete detection of infinite loops
8131 and fake edges to exit block since post-dominator calculation is
8132 performed per if-converted loop only.
8134 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8137 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8138 register explicitly.
8139 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8140 optimizing for size.
8142 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8144 * config/aarch64/aarch64.c: Delete inclusion of
8145 cortex-a57-fma-steering.h.
8146 (aarch64_override_options): Delete call
8147 to aarch64_register_fma_steering.
8148 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8149 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8150 * config/aarch64/aarch64-passes.def: New file.
8151 * config/aarch64/cortex-a57-fma-steering.c
8152 (aarch64_register_fma_steering): Delete definition.
8153 (make_pass_fma_steering): Remove static qualifier.
8154 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8155 (cortex-a57-fma-steering.o): Remove dependency on
8156 cortex-a57-fma-steering.h.
8158 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8160 * explow.c (validize_mem): Do not modify the argument in-place.
8162 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8164 * tree-streamer.c (record_common_node): Explicitly list expected
8167 2016-10-17 Richard Biener <rguenther@suse.de>
8169 PR tree-optimization/77988
8170 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8172 2016-10-17 Marek Polacek <polacek@redhat.com>
8174 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8176 2016-10-17 Richard Biener <rguenther@suse.de>
8178 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8181 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8183 PR tree-optimization/71636
8184 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8186 2016-10-17 Richard Biener <rguenther@suse.de>
8188 * gimplify.c (gimplify_function_tree): Do not move the outer
8191 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8193 * langhooks.h (struct lang_hooks_for_decls): Remove
8194 function_decl_explicit_p, function_decl_deleted_p and
8195 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8196 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8197 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8198 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8199 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8200 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8201 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8202 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8203 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8204 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8205 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8206 * dwarf2out.c (gen_subprogram_die): Use
8207 lang_hooks.decls.decl_dwarf_attribute instead of
8208 lang_hooks.decls.function_decl_*.
8210 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8214 * common.opt (-ftrampolines): New option.
8215 * doc/invoke.texi (Code Gen Options): Document it.
8216 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8217 * doc/tm.texi: Regenerate.
8218 * builtins.def: Add init_descriptor and adjust_descriptor.
8219 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8220 on platforms with descriptors.
8221 (expand_builtin_init_descriptor): New function.
8222 (expand_builtin_adjust_descriptor): Likewise.
8223 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8224 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8225 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8226 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8227 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8228 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8229 (expand_call): Likewise. Move around call to prepare_call_address
8230 and pass all flags to it.
8231 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8232 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8233 (gimple_call_set_by_descriptor): New setter.
8234 (gimple_call_by_descriptor_p): New getter.
8235 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8236 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8237 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8238 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8239 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8240 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8241 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8242 * target.def (custom_function_descriptors): New POD hook.
8243 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8244 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8245 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8246 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8247 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8248 (build_common_builtin_nodes): Initialize init_descriptor and
8250 * tree-nested.c: Include target.h.
8251 (struct nesting_info): Add 'any_descr_created' field.
8252 (get_descriptor_type): New function.
8253 (lookup_element_for_decl): New function extracted from...
8254 (create_field_for_decl): Likewise.
8255 (lookup_tramp_for_decl): ...here. Adjust.
8256 (lookup_descr_for_decl): New function.
8257 (convert_tramp_reference_op): Deal with descriptors.
8258 (build_init_call_stmt): New function extracted from...
8259 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8260 * defaults.h (FUNCTION_ALIGNMENT): Define.
8261 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8262 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8263 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8264 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8265 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8267 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8269 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8270 constants in CONST_VECTORs.
8272 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8274 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8275 register as destination of bmask.
8276 (vector_init_bshuffle): Likewise.
8277 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8278 (bmaskdi_vis): Enable only in 64-bit mode.
8280 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8282 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8283 make LR a separately shrink-wrapped component unless savres_strategy
8284 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8285 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8286 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8288 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8290 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8291 and keep looping on failure.
8293 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8295 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8297 (print_rtx_function): Update example in comment for...
8298 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8299 non-virtual pseudos with a '%' sigil followed by the regno, offset
8300 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8301 pseudo is dumped as "%0".
8303 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8306 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8309 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8311 * config/sparc/sparc-passes.def: New file.
8312 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8313 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8314 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8316 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8318 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8319 loop peel to loops with exit test at the beginning.
8321 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8323 PR rtl-optimization/68212
8324 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8325 frequency when computing scale factor for peeled copies.
8326 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8327 values for switch/peel blocks/edges.
8329 2016-10-14 Pedro Alves <palves@redhat.com>
8331 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8333 2016-10-14 Catherine Moore <clm@codesourcery.com>
8335 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8336 micromips_globals to zero.
8338 2016-10-14 Richard Biener <rguenther@suse.de>
8340 PR tree-optimization/77979
8341 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8342 in the equivalency sets.
8343 (compare_names): Likewise.
8345 2016-10-14 Martin Liska <mliska@suse.cz>
8347 * builtins.h(target_char_cst_p): Declare the function.
8348 * builtins.c (fold_builtin_memchr): Remove.
8349 (target_char_cst_p): Move the function from gimple-fold.c.
8350 (fold_builtin_3): Do not call the function.
8351 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8352 (gimple_fold_builtin): Call the function.
8353 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8355 2016-10-14 Martin Liska <mliska@suse.cz>
8357 * builtins.c (fold_builtin_strcmp): Remove function.
8358 (fold_builtin_strncmp): Likewise.
8359 (fold_builtin_2): Remove call of the function.
8360 (fold_builtin_3): Likewise.
8361 * fold-const-call.c (fold_const_call): Add constant folding
8362 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8363 * fold-const-call.h (build_cmp_result): Declare the function.
8364 * gimple-fold.c (gimple_load_first_char): New function.
8365 (gimple_fold_builtin_string_compare): Likewise.
8366 (gimple_fold_builtin): Call the function.
8368 2016-10-14 Nathan Sidwell <nathan@acm.org>
8370 * gcov-io.c (gcov_open): Deconstify 'mode'.
8372 2016-10-14 Martin Liska <mliska@suse.cz>
8374 * fold-const.c (c_getstr): Support of properly \0-terminated
8375 string constants. New argument is added.
8376 * fold-const.h: New argument is added.
8378 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8380 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8382 (aarch64_print_hint_for_core): Likewise.
8383 (aarch64_print_hint_for_arch): Likewise.
8384 (aarch64_validate_march): Use it. Fix indentation in type signature.
8385 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8386 (aarch64_validate_mtune): Likewise.
8387 (aarch64_handle_attr_arch): Likewise.
8388 (aarch64_handle_attr_cpu): Likewise.
8389 (aarch64_handle_attr_tune): Likewise.
8391 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8393 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8396 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8398 * config/m68k/m68k.c (m68k_option_override): Check
8399 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8400 instead of stack_limit_rtx.
8402 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8404 * dwarf2out.c (gen_member_die): Handle inline static data member
8407 2016-10-13 Nathan Sidwell <nathan@acm.org>
8409 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8410 gcov_var.mode. Remove unnecessary fstat.
8412 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8415 * function.c (thread_prologue_and_epilogue_insns): Call all
8416 make_*logue_seq in the same order as traditional. Call them
8417 all a second time if shrink_wrapped_separate.
8419 2016-10-13 Marek Polacek <polacek@redhat.com>
8421 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8422 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8425 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8427 PR tree-optimization/77937
8428 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8429 to infinite when we have a pointer with an increment of -1.
8431 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8433 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8435 * memmodel.h: This file.
8436 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8437 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8438 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8439 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8440 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8441 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8442 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8443 compare-elim.c, config/aarch64/aarch64-builtins.c,
8444 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8445 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8446 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8447 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8448 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8449 config/darwin.c, config/epiphany/epiphany.c,
8450 config/epiphany/mode-switch-use.c,
8451 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8452 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8453 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8454 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8455 config/m68k/m68k.c, config/mcore/mcore.c,
8456 config/microblaze/microblaze.c, config/mmix/mmix.c,
8457 config/mn10300/mn10300.c, config/moxie/moxie.c,
8458 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8459 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8460 config/nds32/nds32-memory-manipulation.c,
8461 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8462 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8463 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8464 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8465 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8466 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8467 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8468 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8469 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8470 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8471 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8472 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8473 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8474 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8475 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8476 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8477 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8478 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8479 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8480 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8481 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8482 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8483 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8484 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8485 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8486 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8487 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8488 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8489 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8490 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8491 var-tracking.c, varasm.c: Include memmodel.h.
8492 * genattrtab.c (write_header): Include memmodel.h in generated file.
8493 * genautomata.c (main): Likewise.
8494 * gengtype.c (open_base_files): Likewise.
8495 * genopinit.c (main): Likewise.
8496 * genconditions.c (write_header): Include memmodel.h earlier in
8498 * genemit.c (main): Likewise.
8499 * genoutput.c (output_prologue): Likewise.
8500 * genpeep.c (main): Likewise.
8501 * genpreds.c (write_insn_preds_c): Likewise.
8502 * genrecog.c (write_header): Likewise.
8503 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8505 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8507 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8508 for new "compact" param of print_rtx_function. Check for "cinsn"
8510 * print-rtl-function.c (flag_compact): New decl.
8511 (print_rtx_function): Add param "compact" and use it to set
8512 flag_compact, adding a description of the effect to the leading
8513 comment, and updating the example output.
8514 * print-rtl.c (flag_compact): New variable.
8515 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8517 (print_rtx_operand_code_i): When printing source locations, wrap
8518 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8519 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8520 virtuals in compact mode.
8521 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8522 apart from in LABEL_REFs.
8523 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8524 Don't print basic block ids in compact mode.
8525 (print_rtx): In compact mode, prefix the code of insns with "c",
8526 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8527 * print-rtl.h (print_rtx_function): Add "compact" param.
8529 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8531 * arm.h (TARGET_VFP): Delete.
8532 (TARGET_VFPD32): Remove references to TARGET_VFP.
8533 (TARGET_VFP3, TARGET_VFP5): Likewise.
8534 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8535 (TARGET_NEON_FP16): Likewise.
8536 (TARGET_FMA): Likewise.
8537 (TARGET_CRYPTO): Likewise.
8538 (TARGET_NEON): Likewise.
8539 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8540 (FUNCTION_ARG_REGNO_P): Likewise.
8541 * arm.c (arm_option_check_internal): Likewise.
8542 (arm_option_override): Likewise.
8543 (use_return_insn): Likewise.
8544 (arm_function_value_regno_p): Likewise.
8545 (arm_apply_result_size): Likewise.
8546 (use_vfp_abi): Likewise.
8547 (arm_legitimate_address_outer_p): Likewise.
8548 (thumb2_legitimate_address_p): Likewise.
8549 (arm_legitimate_index_p): Likewise.
8550 (thumb2_legitimate_index_p): Likewise.
8551 (arm_legitimate_address): Likewise.
8552 (arm_get_vfp_saved_size): Likewise.
8553 (arm_emit_vfp_multi_reg_pop): Likewise.
8554 (arm_get_frame_offsets): Likewise.
8555 (arm_save_coproc_regs): Likewise.
8556 (arm_hard_regno_mode_ok): Likewise.
8557 (arm_expand_epilogue_apcs_frame): Likewise.
8558 (arm_expand_epilogue): Likewise.
8559 (arm_file_start): Likewise.
8560 (arm_conditional_register_usage): Likewise.
8561 (arm_validize_comparison): Use vfp_compare_operand directly.
8562 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8563 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8565 (arm_atomic_assign_expand_fenv): Likewise.
8566 * arm.md (divsf3): Likewise.
8567 (arm_negsi2): Likewise.
8569 (arm_movdi): Likewise.
8570 (arm_movt): Likewise.
8571 (cbranchsf4): Change predicate to vfp_compare_operand.
8572 (cbranchdf4): Change predicate to vfp_compare_operand.
8573 (cstorehf4): Change predicate to vfp_compare_operand.
8574 (cstoresf4): Change predicate to vfp_compare_operand.
8575 (cstoredf4): Change predicate to vfp_compare_operand.
8576 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8577 (movhi_insn_arch4, movhi_bytes): Likewise.
8578 * constraints.md (Dt): Likewise.
8580 * iterators.md (SDF): Likewise.
8581 * predicates.md (arm_float_compare_operand): Delete.
8582 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8584 (const_double_vcvt_power_of_two): Likewise.
8585 * thumb2.md thumb2_movsi_insn): Likewise.
8586 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8587 (movhf_vfp): Likewise.
8588 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8589 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8590 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8591 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8592 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8593 (subsf3_vfp, divsf3_vfp): Likewise.
8594 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8595 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8596 (mulsf3negsfsubsf_vfp): Likewise.
8597 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8598 (floatunssisf2, sqrtsf2_vfp): Likewise.
8599 (movcc_vfp): Likewise.
8600 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8601 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8602 (push_multi_vfp): Likewise.
8603 (set_fpscr, get_fpscr): Likewise.
8604 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8606 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8608 * arm.h (TARGET_VFP): Unconditionally define to 1.
8609 (arm_fpu_desc): Remove 'model' field.
8610 (TARGET_FPU_MODEL): Delete.
8611 * arm.c (all_fpus): Don't initialize the model field.
8612 (arm_can_inline_p): Don't check the FPU model.
8613 * arm-fpus.def: Remove redundant model field from all FPU
8616 2016-10-13 Richard Biener <rguenther@suse.de>
8619 * genmatch.c (struct capture): Add value_match member.
8620 (commutate): Preserve value_match.
8621 (lower_opt_convert): Likewise.
8622 (lower_cond): Likewise.
8623 (replace_id): Likewise.
8624 (struct dt_operand): Add value_match member.
8625 (decision_tree::cmp_node): Compare it.
8626 (decision_tree::insert_operand): Honor it when finding and
8627 when appending a DT_MATCH.
8628 (dt_operand::gen_match_op): Generate a type check after
8629 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8630 (parser::get_internal_capture_id): New helper.
8631 (parser::finish_match_operand): New function lowering @@<id>.
8632 (parser::parse_capture): Parse @@<id> as value-match.
8633 (parser::parse_expr): Use get_internal_capture_id.
8634 (parser::parse_simplify): Call finish_match_operand.
8635 (walk_captures): New helper.
8636 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8638 ((X /[ex] A) * A -> X): Likewise.
8639 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8640 convert[12] and value-matching.
8641 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8642 ((X | Y) | Y -> X | Y): Likewise.
8643 ((X ^ Y) ^ Y -> X): Likewise.
8644 (A - (A & B) -> ~B & A): Likewise.
8645 ((T)(P + A) - (T)P -> (T) A): Likewise.
8646 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8647 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8648 * doc/match-and-simplify.texi: Amend capture section.
8650 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8652 * config/arc/arc.md (umul_600): Remove predicated variant.
8653 (umul64_600): Likewise.
8655 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8657 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8659 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8661 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8662 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8663 no-overflow information to vect_do_peeling_for_loop_bound and
8664 vect_gen_vector_loop_niters.
8666 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8668 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8671 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8673 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8674 adjust_vec automatically.
8675 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8676 param exit_bb to guard_to.
8677 (slpeel_checking_verify_cfg_after_peeling):
8678 (set_prologue_iterations):
8679 (create_lcssa_for_virtual_phi): New func which is factored out from
8680 slpeel_tree_peel_loop_to_edge.
8681 (slpeel_tree_peel_loop_to_edge):
8682 (iv_phi_p): New func.
8683 (vect_can_advance_ivs_p): Call iv_phi_p.
8684 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8685 new gimple stmts in basic block.
8686 (vect_gen_niters_for_prolog_loop): Rename to...
8687 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8688 adjust implementation.
8689 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8690 sizetype if necessary.
8691 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8692 it to external function.
8693 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8694 (vect_gen_vector_loop_niters_mult_vf): New.
8695 (slpeel_update_phi_nodes_for_loops): New.
8696 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8697 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8698 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8699 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8700 tree-vect-loop-manip.c
8701 (vect_generate_tmps_on_preheader): Delete.
8702 (vect_transform_loop): Rename vectorization_factor to vf. Call
8703 vect_do_peeling instead of vect_do_peeling-* functions.
8704 * tree-vectorizer.h (vect_do_peeling): New decl.
8705 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8706 (vect_do_peeling_for_loop_bound): Delete.
8707 (vect_do_peeling_for_alignment): Delete.
8709 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8711 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8712 duplicated loop after its preheader and after the original loop.
8714 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8716 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8717 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8719 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8721 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8722 for live variable outside loop but not in lcssa form.
8724 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8726 * cfg.c (reset_original_copy_tables): New func.
8727 * cfg.h (reset_original_copy_tables): New decl.
8729 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8732 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8734 * varasm.c (default_binds_local_p_3): Formatting fix.
8736 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8738 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8740 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8741 Remove useless code.
8743 2016-10-13 Martin Liska <mliska@suse.cz>
8745 PR tree-optimization/77943
8746 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8747 a different EH landing pads.
8749 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8752 * hooks.h (hook_tree_void_null): Declare.
8753 * hooks.c (hook_tree_void_null): New function.
8754 * langhooks.c (lhd_return_null_tree_v): Remove.
8755 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8756 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8757 set y to const0_rtx.
8758 * function.c (stack_protect_epilogue): Likewise.
8759 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8760 if TARGET_THREAD_SSP_OFFSET is defined.
8761 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8762 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8763 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8764 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8765 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8766 (ix86_stack_protect_guard): New function.
8768 2016-10-13 Richard Biener <rguenther@suse.de>
8770 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8771 rtl_for_decl_init during early phase.
8772 (gen_variable_die): Do not create locations during early phase.
8773 (gen_label_die): Likewise.
8774 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8777 2016-10-12 Richard Biener <rguenther@suse.de>
8779 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8780 try_add_new_range and made to eturn new range.
8781 (evrp_dom_walker::before_dom_children): Push op1 value range before
8782 pushing op0 value range.
8784 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8786 PR tree-optimization/77937
8787 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8788 POINTER_TYPE_P on the candidate type to determine whether
8789 candidates in this chain require pointer arithmetic.
8791 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8793 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8794 correction if the type is smaller than a word.
8795 (visium_select_cc_mode): Add ... fall through ... comment.
8797 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8799 * config/rs6000/rs6000.c (machine_function): Add new fields
8800 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8801 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8802 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8803 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8804 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8805 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8806 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8807 (rs6000_get_separate_components): New function.
8808 (rs6000_components_for_bb): New function.
8809 (rs6000_disqualify_components): New function.
8810 (rs6000_emit_prologue_components): New function.
8811 (rs6000_emit_epilogue_components): New function.
8812 (rs6000_set_handled_components): New function.
8813 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8814 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8815 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8816 (rs6000_emit_epilogue): Don't emit GPR restores if
8817 gpr_is_wrapped_separately for that register. Don't make a
8818 REG_CFA_RESTORE note for registers we did not restore, either.
8820 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8822 * function.c (thread_prologue_and_epilogue_insns): Call
8823 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8824 if it has possibly changed. Compute the split_prologue_seq and
8825 epilogue_seq later, too.
8826 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8827 (dump_components): New function.
8828 (struct sw): New struct.
8830 (init_separate_shrink_wrap): New function.
8831 (fini_separate_shrink_wrap): New function.
8832 (place_prologue_for_one_component): New function.
8833 (spread_components): New function.
8834 (disqualify_problematic_components): New function.
8835 (emit_common_heads_for_components): New function.
8836 (emit_common_tails_for_components): New function.
8837 (insert_prologue_epilogue_for_components): New function.
8838 (try_shrink_wrapping_separate): New function.
8839 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8841 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8843 * regrename.c (build_def_use): Invalidate chains that have a
8844 REG_CFA_RESTORE on some instruction.
8846 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8848 * dce.c (delete_unmarked_insns): Don't delete instructions with
8849 a REG_CFA_RESTORE note.
8851 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8853 * common.opt (-fshrink-wrap-separate): New flag.
8854 * doc/invoke.texi: Document it.
8855 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8856 * doc/tm.texi: Regenerate.
8857 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8858 * target.def (shrink_wrap): New hook vector.
8859 (get_separate_components, components_for_bb, disqualify_components,
8860 emit_prologue_components, emit_epilogue_components,
8861 set_handled_components): New hooks.
8863 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8865 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8866 vector return by reference only if -Wpsabi.
8867 (rs6000_pass_by_reference): Similarly, for argument passing.
8869 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8871 * function-tests.c: Include "print-rtl.h".
8872 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8873 function, and verify what is dumped.
8874 * print-rtl-function.c (print_edge): New function.
8875 (begin_any_block): New function.
8876 (end_any_block): New function.
8877 (can_have_basic_block_p): New function.
8878 (print_rtx_function): Track the basic blocks of insns in the
8879 chain, wrapping those that are within blocks within "(block)"
8880 directives. Remove the "(cfg)" directive.
8882 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8884 * selftest.c (selftest::read_file): New function.
8885 (selftest::test_read_file): New function.
8886 (selftest::selftest_c_tests): Call test_read_file.
8887 * selftest.h (selftest::read_file): New decl.
8889 2016-10-12 Richard Biener <rguenther@suse.de>
8892 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8895 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8897 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8899 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8900 dwarf2out_assembly_start.
8902 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8904 * Makefile.in (SELFTEST_FLAGS): New variable.
8905 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8907 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8910 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8912 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8913 dumped in RTL dumps.
8915 2016-10-12 Martin Liska <mliska@suse.cz>
8917 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8918 (gimple_fold_builtin_memory_op): Use the function.
8919 (gimple_fold_builtin_strchr): Likewise.
8920 (gimple_fold_builtin_strcat): Likewise.
8921 (gimple_build): Likewise.
8923 2016-10-12 Nathan Sidwell <nathan@acm.org>
8925 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8927 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8929 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8930 equivalent 32-bit constant (modulo 2**32) when that yields
8931 smaller instructions.
8932 (size_of_int_loc_descriptor): Update accordingly.
8934 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8936 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8937 functions, call dwarf2out_decl on the parent function first.
8939 2016-10-12 Richard Biener <rguenther@suse.de>
8941 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8944 2016-10-12 Richard Biener <rguenther@suse.de>
8946 * tree-ssa-propagate.c
8947 (substitute_and_fold_dom_walker::before_dom_children): Do not
8948 ignore ASSERT_EXPRs but only preserve them.
8949 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8950 that have been propagated into.
8951 (vrp_finalize): Enable DCE for substitute_and_fold.
8953 2016-10-12 Richard Biener <rguenther@suse.de>
8955 PR tree-optimization/77920
8956 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8957 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8958 (simplify_abs_using_ranges): Likewise.
8959 (simplify_conversion_using_ranges): Likewise.
8960 (simplify_stmt_using_ranges): Adjust.
8962 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8964 PR tree-optimization/77929
8965 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8966 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8968 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8971 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8972 needs a base register for arg 1.
8974 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8976 * common.opt (Wimplicit-fallthrough) Turn into alias to
8977 -Wimplicit-fallthrough=3. Remove EnabledBy.
8978 (Wimplicit-fallthrough=): New option.
8979 * gimplify.c (warn_implicit_fallthrough_r): Use
8980 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8981 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8982 to -Wimplicit-fallthrough=3.
8983 (-Wimplicit-fallthrough=): Document.
8985 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8987 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8988 and GEU in DImode if TARGET_SUBXC.
8989 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8990 (seqdi<W:mode>_zero_subxc): Delete.
8991 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8992 (neg_seqdi<W:mode>_zero_vis3): Delete.
8993 (plus_seqdi<W:mode>_zero): Likewise.
8994 (minus_seqdi<W:mode>_zero): Likewise.
8995 (plus_plus_sltu<W:mode>): Accept only register.
8996 (addx<W:mode>): Likewise.
8997 (plus_sltu<W:mode>_vis3): Likewise.
8998 (plus_plus_sltu<W:mode>_vis3): Likewise.
8999 (neg_sgeu<W:mode>_vis3): Delete.
9000 (minus_sgeu<W:mode>_vis3): Likewise.
9001 (addxc<W:mode>): Accept only registers.
9002 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9003 (minus_neg_sltu<W:mode>_subxc): Accept only register.
9004 (neg_plus_sltu<W:mode>_subxc): Likewise.
9005 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
9006 (minus_minus_sltu<W:mode>_subxc): Accept only register.
9007 (sgeu<W:mode>_insn_subxc): Delete.
9008 (plus_sgeu<W:mode>_subxc): Likewise.
9009 (subxc<W:mode>): Accept only register.
9010 (scc splitter): Split always GEU again.
9012 2016-10-11 Jeff Law <law@redhat.com>
9014 PR tree-optimization/77424
9015 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
9016 dead conditionals. Assert that all e->aux fields are NULL.
9018 2016-10-11 David Malcolm <dmalcolm@redhat.com>
9020 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
9021 operand-printing "switch" statement into...
9022 (print_rtx_operand_code_0): ...this new function, ...
9023 (print_rtx_operand_code_e): ...this new function, ...
9024 (print_rtx_operand_codes_E_and_V): ...this new function, ...
9025 (print_rtx_operand_code_i): ...this new function, ...
9026 (print_rtx_operand_code_r): ...this new function, ...
9027 (print_rtx_operand_code_u): ...this new function, ...
9028 (print_rtx_operand): ...and this new function.
9030 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
9032 * config/alpha/alpha-passes.def: New file.
9033 * config/alpha/t-alpha: New file.
9034 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
9035 (make_pass_handle_trap_shadows): New prototype.
9036 (make_pass_align_insns): Ditto.
9037 * config/alpha/alpha.c (alpha_option_override): Don't register
9039 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
9041 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
9044 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
9045 distinct __ibm128 IBM extended double type if long doubles are
9046 128-bits and the default format for long double is IEEE 128-bit.
9048 2016-10-11 Richard Biener <rguenther@suse.de>
9050 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
9051 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
9052 (verify_die): New function.
9053 (dwarf2out_finish): Call it.
9054 (output_line_info): Handle case of -gsplit-dwarf without
9055 DWARF2_ASM_LINE_DEBUG_INFO.
9057 2016-10-11 Richard Biener <rguenther@suse.de>
9060 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
9061 sub-chains of BLOCK_VARS and gimple_bind_vars.
9063 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
9065 * config/i386/znver1.md : Fix imov/imovx load type reservations.
9067 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9069 * config/sparc/sparc.opt (msubxc): New option.
9070 * doc/invoke.texi (SPARC options): Document it and tidy up.
9071 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
9072 * doc/tm.texi: Regenerate.
9073 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
9075 (CCX_NOOV): Rename into...
9079 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9080 (fcc0_register_operand): Likewise.
9081 (icc_register_operand): New.
9082 (icc_or_fcc_register_operand): Simplify.
9083 (nz_comparison_operator): New.
9084 (c_comparison_operator): Likewise.
9085 (noov_compare_operator): Rename into...
9086 (icc_comparison_operator): ...this. Use above predicates.
9087 (noov_compare64_operator): Rename into...
9088 (v9_comparison_operator): ...this and tidy up.
9089 (fcc_comparison_operator): New.
9090 (icc_or_fcc_comparison_operator): Likewise.
9091 (v9_register_compare_operator): Rename info...
9092 (v9_register_comparison_operator): ...this.
9093 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9094 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9096 (sparc_fixed_condition_code_regs): New function.
9097 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9098 renaming and add support for CCC/CCXC.
9099 (output_cbranch): Likewise.
9100 (sparc_print_operand): Likewise.
9101 (gen_v9_scc): Remove obsolete assertion.
9102 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9103 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9104 (output_cbcond): Remove bogus handling of CC modes.
9105 (sparc_register_move_cost): Return 100 for NO_REGS.
9106 * config/sparc/sparc.md (W): New mode iterator.
9107 (length): Adjust for noov_compare64_operator renaming.
9108 (cmpsi_sne): New instruction.
9109 (cmpdi_sne): Likewise.
9110 (seqdi_special): Delete.
9111 (seqdi_special): Likewise.
9112 (snesi<P:mode>_special): Likewise.
9113 (snedi_special): Likewise.
9114 (snedi_special_vis3): Likewise.
9115 (snesi patterns): Use W iterator.
9116 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9117 (sltu patterns): Likewise.
9118 (sgeu patterns): Likewise.
9119 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9120 (normal_branch): Use icc_comparison_operator predicate.
9121 (inverted_branch): Likewise.
9122 (cbcond_sp32): Use comparison_operator predicate.
9123 (cbcond_sp64): Likewise.
9124 (normal_int_branch_sp64): Adjust for renaming
9125 (inverted_int_branch_sp64): Likewise.
9126 (mov<I:mode>_cc_reg_sp64): Likewise.
9127 (movsf_cc_reg_sp6): Likewise.
9128 (movdf_cc_reg_sp64): Likewise.
9129 (movtf_cc_reg_hq_sp64): Likewise.
9130 (movtf_cc_reg_sp64): Likewise.
9131 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9132 (movsf_cc_v9): Likewise.
9133 (movdf_cc_v9): Likewise.
9134 (movtf_cc_hq_v9): Likewise.
9135 (movtf_cc_v9): Likewise.
9136 (adddi3): Call gen_adddi3_sp32.
9137 (adddi3_insn_sp32): Rename to...
9138 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9139 and use CCCmode for the carry.
9140 (addx_extend_sp32): Use CCCmode for the carry.
9141 (addx_extend_sp64): Delete.
9142 (adddi3_extend_sp32): Use CCCmode for the carry.
9143 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9144 (subdi3): Call gen_subdi3_sp32.
9145 (subdi3_insn_sp32): Rename to...
9146 (subdi3_sp32): ...this and use CCmode for the carry.
9147 (subx_extend_sp32): Use CCCmode for the carry.
9148 (subx_extend_sp64): Delete.
9149 (subdi3_extend_sp32): Use CCmode for the carry.
9150 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9151 (negdi3): Call gen_negdi3_sp32.
9152 (negdi3_sp32): Use CCCmode for the carry.
9153 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9154 (cmp_nz_ashift_1): Use CCNZ mode.
9155 (cmp_nz_set_ashift_1): Likewise.
9156 (ctrapsi4): Use comparison_operator predicate.
9157 (ctrapdi4): Likewise.
9158 (trapsi_insn): Use icc_comparison_operator predicate.
9159 (trapdi_insn): Likewise.
9160 (edge8 patterns): Use CCNZmode.
9161 (edge16 patterns): Likewise.
9162 (edge32 patterns): Likewise.
9164 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9166 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9168 (CC_BTST): Rename into...
9170 * config/visium/predicates.md (real_add_operand): New.
9171 (visium_btst_operator): Rename into...
9172 (visium_equality_comparison_operator): ...this.
9173 (visium_noov_operator): Rename into...
9174 (visium_nz_comparison_operator): ...this.
9175 (visium_c_comparison_operator): New.
9176 (visium_branch_operator): Adjust and deal with all CC modes.
9177 * config/visium/visium.c (visium_adjust_cost): Adjust.
9178 (visium_split_double_add): Use the *_set_carry patterns.
9179 (visium_select_cc_mode): Add support for CCC mode and adjust.
9180 (output_cbranch): Adjust and use the carry-based operators for
9181 floating-point comparisons.
9182 * config/visium/visium.md (flags_subst_arith): Adjust.
9183 (addsi3_insn_set_carry): New instruction.
9184 (subsi3_insn_set_carry): Likewise.
9185 (negsi2_insn_set_carry): Likewise.
9187 (cmp<mode>_sne): Likewise.
9188 (cbranch<mode>4): Use ordered_comparison_operator.
9189 (cbranch<mode>4_insn): Likewise.
9190 (cbranchsi4_btst_insn): Adjust.
9192 2016-10-11 Tom de Vries <tom@codesourcery.com>
9195 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9198 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9200 * tree.h (build_complex_type): Add second parameter with default.
9201 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9202 recursive call. Create a TYPE_DECL only if NAMED is true.
9203 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9205 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9207 New avr-passes.def to register AVR specific passes.
9209 * config/avr/avr-passes.def: New file.
9210 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9211 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9212 (make_avr_pass_recompute_note): New proto.
9213 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9214 (avr_pass_recompute_notes): Use anonymous namespace.
9215 (avr_register_passes): Remove function...
9216 (avr_option_override): ...and its call.
9218 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9220 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9221 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9222 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9223 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9225 * config/mips/mips.c (mips_option_override): Enable the branch
9226 likely depending on the tune flags and optimization level.
9227 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9228 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9229 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9230 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9232 2016-10-11 Richard Biener <rguenther@suse.de>
9234 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9235 (output_function): Properly stream the whole block tree.
9236 * lto-streamer-in.c (input_function): Likewise.
9238 2016-10-11 Marek Polacek <polacek@redhat.com>
9240 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9242 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9244 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9245 (evrp_dom_walker::before_dom_children): Infer and push new value
9246 ranges for x in y < x.
9248 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9251 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9252 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9253 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9254 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9255 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9256 (IA64_NO_LIBGCC_TFMODE): Likewise.
9258 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9260 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9263 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9265 * config.gcc: Add aarch64-*-freebsd* support.
9266 * config.host: Likewise.
9267 * config/aarch64/aarch64-freebsd.h: New file.
9268 * config/aarch64/t-aarch64-freebsd: Ditto.
9270 2016-10-10 Jeff Law <law@redhat.com>
9272 PR tree-optimization/71947
9273 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9274 B with A within a single statement.
9276 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9278 PR tree-optimization/77824
9279 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9280 zero cost for copies.
9281 (find_candidates_dom_walker::before_dom_children): Replace
9282 MODIFY_EXPR with SSA_NAME.
9283 (replace_mult_candidate): Likewise.
9284 (replace_profitable_candidates): Likewise.
9286 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9288 * config/s390/s390.h: Wrap more macros args in brackets and fix
9290 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9292 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9294 2016-10-10 Andreas Schwab <schwab@suse.de>
9297 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9298 pseudo is not DImode.
9300 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9302 * common/config/arc/arc-common.c (arc_option_optimization_table):
9303 Remove compact casesi option.
9304 * config/arc/arc.c (arc_override_options): Use compact casesi
9305 option only for pre-ARCv2 cores.
9306 * doc/invoke.texi (mcompact-casesi): Update text.
9308 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9310 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9311 Add macro to say we can efficiently handle overlapping unaligned
9313 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9314 poor code for processors older than p8.
9316 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9318 * gen-pass-instances.awk: Remove GNUism.
9320 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9322 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9323 NULL of (*ipcp_transformations)][node->uid].
9325 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9327 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9328 (MALLOC_ABI_ALIGNMENT): Define.
9330 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9332 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9333 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9334 VAR_OR_FUNCTION_DECL_P macros.
9335 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9336 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9337 chkp_find_bounds_1): Likewise.
9338 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9339 * hsa-gen.c (get_symbol_for_decl): Likewise.
9340 * cgraphunit.c (check_global_declaration, analyze_functions,
9341 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9343 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9344 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9346 * tree.c (set_decl_section_name, copy_node_stat,
9347 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9348 merge_dllimport_decl_attributes, handle_dll_attribute,
9349 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9350 verify_type): Likewise.
9351 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9352 find_explicit_erroneous_behavior): Likewise.
9353 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9354 * ipa.c (process_references): Likewise.
9355 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9356 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9357 notice_global_symbol, assemble_variable, mark_decl_referenced,
9358 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9359 make_decl_one_only, default_section_type_flags,
9360 categorize_decl_for_section, default_encode_section_info): Likewise.
9361 * trans-mem.c (requires_barrier): Likewise.
9362 * gimple-expr.c (mark_addressable): Likewise.
9363 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9364 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9365 expand_debug_expr): Likewise.
9366 * tree-dump.c (dequeue_and_dump): Likewise.
9367 * ubsan.c (instrument_bool_enum_load): Likewise.
9368 * tree-pretty-print.c (print_declaration): Likewise.
9369 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9370 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9371 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9372 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9373 pass_build_ssa::execute): Likewise.
9374 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9375 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9377 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9379 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9380 can_be_nonlocal, remap_decls, copy_debug_stmt,
9381 initialize_inlined_parameters, add_local_variables,
9382 reset_debug_binding, replace_locals_op): Likewise.
9383 * dse.c (can_escape): Likewise.
9384 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9386 * tree-diagnostic.c (default_tree_printer): Likewise.
9387 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9388 unpack_ts_decl_with_vis_value_fields,
9389 lto_input_ts_decl_common_tree_pointers): Likewise.
9390 * builtins.c (builtin_save_expr, fold_builtin_expect,
9391 readonly_data_expr): Likewise.
9392 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9393 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9395 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9396 * gimplify.c (force_constant_size, gimplify_bind_expr,
9397 gimplify_decl_expr, gimplify_var_or_parm_decl,
9398 gimplify_compound_lval, gimplify_init_constructor,
9399 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9400 gimplify_type_sizes): Likewise.
9401 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9402 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9403 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9404 remove_unused_locals): Likewise.
9405 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9406 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9407 * function.c (instantiate_expr, instantiate_decls_1,
9408 setjmp_vars_warning, add_local_decl): Likewise.
9409 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9411 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9412 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9413 optimize_va_list_gpr_fpr_size): Likewise.
9414 * tree-nrv.c (pass_nrv::execute): Likewise.
9415 * tsan.c (instrument_expr): Likewise.
9416 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9417 * vtable-verify.c (verify_bb_vtables): Likewise.
9418 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9419 get_ref_base_and_extent): Likewise.
9420 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9422 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9423 analyze_all_variable_accesses): Likewise.
9424 * tree-nested.c (get_nonlocal_debug_decl,
9425 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9426 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9427 get_local_debug_decl, convert_local_omp_clauses,
9428 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9430 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9431 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9432 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9433 dbxout_symbol, dbxout_common_check): Likewise.
9434 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9435 string_constant): Likewise.
9436 * hsa.c (hsa_get_declaration_name): Likewise.
9437 * passes.c (rest_of_decl_compilation): Likewise.
9438 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9439 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9440 pack_ts_decl_with_vis_value_fields,
9441 write_ts_decl_common_tree_pointers): Likewise.
9442 * stor-layout.c (place_field): Likewise.
9443 * symtab.c (symtab_node::maybe_create_reference,
9444 symtab_node::verify_base, symtab_node::make_decl_local,
9445 symtab_node::copy_visibility_from,
9446 symtab_node::can_increase_alignment_p): Likewise.
9447 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9448 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9449 fortran_common, add_location_or_const_value_attribute,
9450 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9451 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9452 optimize_one_addr_into_implicit_ptr,
9453 optimize_location_into_implicit_ptr): Likewise.
9454 * gimple-low.c (record_vars_into): Likewise.
9455 * ipa-visibility.c (update_vtable_references): Likewise.
9456 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9458 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9459 DFS::DFS_write_tree_body, write_symbol): Likewise.
9460 * langhooks.c (lhd_warn_unused_global_decl,
9461 lhd_set_decl_assembler_name): Likewise.
9462 * attribs.c (decl_attributes): Likewise.
9463 * except.c (output_ttype): Likewise.
9464 * varpool.c (varpool_node::get_create, ctor_for_folding,
9465 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9466 * fold-const.c (fold_unary_loc): Likewise.
9467 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9468 ipa_find_agg_cst_from_init): Likewise.
9469 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9470 expand_omp_target, lower_omp_regimplify_p,
9471 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9472 find_link_var_op): Likewise.
9473 * tree-chrec.c (chrec_contains_symbols): Likewise.
9474 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9475 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9476 execute_fixup_cfg): Likewise.
9478 PR tree-optimization/77901
9479 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9480 if ranges[i].exp is SSA_NAME when looking for >= and only when
9481 ranges[i].exp is NULL or SSA_NAME when looking for the other
9484 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9486 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9487 (ipcp_param_lattices): Remove field alignment.
9488 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9489 (set_all_contains_variable): Remove call to
9490 ipcp_alignment_lattice::set_to_bottom.
9491 (initialize_node_lattices): Likewise.
9492 (propagate_alignment_accross_jump_function): Remove.
9493 (propagate_constants_accross_call): Remove call to
9494 propagate_alignment_accross_jump_function.
9495 (ipcp_store_alignment_results): Remove.
9496 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9497 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9498 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9499 pretty-printing of alignment jump function.
9500 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9501 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9502 alignments and remove computing ipa_alignment jump function.
9503 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9504 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9505 (ipa_read_jump_function): Remove reading of ipa_alignment.
9506 (write_ipcp_transformation_info): Remove streaming for alignment
9507 propagation summary.
9508 (read_ipcp_transformation_info): Remove reading of alignment
9509 propagation summary.
9510 (ipcp_update_alignments): Remove.
9511 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9513 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9514 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9515 * ipa-prop.h (ipa_alignment): Remove.
9516 (ipa_jump_func): Remove field alignment.
9517 (ipcp_transformation_summary): Remove field alignments.
9518 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9519 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9520 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9522 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9524 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9526 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9528 (visium_expand_fp_cstore): Likewise.
9530 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9532 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9533 * diagnostic.c (warning_at_rich_loc_n): New function.
9534 (diagnostic_n_impl_richloc): Likewise.
9535 (diagnostic_n_impl): Move most of the function to
9536 diagnostic_n_impl_richloc and call it.
9538 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9540 * gen-pass-instances.awk: Rewritten.
9541 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9542 $(PASSES_EXTRA) after passes.def to the script.
9543 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9544 * config/i386/i386-passes.def: New file.
9545 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9546 make_pass_stv): Declare.
9547 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9549 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9551 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9552 (pass_stv::timode_p): New non-static data member.
9553 (ix86_option_override): Don't register passes here.
9555 * doc/invoke.texi: Document accepting Else, fallthrough.
9557 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9560 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9561 FALLTHRU comment styles.
9563 2016-10-07 Andrew Pinski <apinski@cavium.com>
9565 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9566 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9567 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9569 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9571 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9573 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9574 (AARCH64_ARCH): Likewise.
9575 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9577 (AARCH64_CORE): Likewise.
9578 (AARCH64_ARCH): Likewise.
9579 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9580 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9581 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9582 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9583 (AARCH64_ARCH): Likewise.
9584 (AARCH64_CORE): Likewise.
9585 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9586 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9587 (AARCH64_CORE): Likewise.
9588 (AARCH64_ARCH): Likewise.
9590 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9592 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9593 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9594 floating point type infrastructre, and -mfloat128 that enables the
9595 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9596 if -mfloat128-type. Define __ibm128 to be long double by default.
9597 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9598 the IEEE 128-bit floating point type infrastructure should
9599 automatically be enabled.
9600 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9601 instead of -mfloat128 to enable KFmode.
9602 (rs6000_option_override_internal): Split the option -mfloat128
9603 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9604 systems, automatically set -mfloat128-type, but don't enable it on
9605 other operating systems. Move setting the long double size and
9606 IEEE quad support before the IEEE 128-bit floating point changes.
9607 (rs6000_init_builtins): Do not create a unique type for __ibm128
9608 if long double is IBM extended double, instead rely on __ibm128
9609 being defined as 'long double'. If -mfloat128-type and not
9610 -mfloat128, create the KFmode type with an undocumented __ieee128
9612 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9613 -mfloat128 for tests about the types, but keep tests for
9614 -mfloat128 to enable the keyword support.
9615 (rs6000_complex_function_value): Likewise.
9616 (rs6000_scalar_mode_supported_p): Likewise.
9617 (rs6000_floatn_mode): Likewise.
9618 (rs6000_c_mode_for_suffix): Likewise.
9619 (rs6000_opt_masks): Add -mfloat128-type.
9620 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9621 -mfloat128-type being split from -mfloat128. Add
9622 -mfloat128-hardware, which was missing.
9623 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9624 -mfloat128 and -mfloat128-type:
9625 (-mfloat128-type): Likewise.
9626 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9627 that 64-bit Linux systems with enable -mfloat128-type by default
9629 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9630 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9631 -mfloat128-type instead of -mfloat128.
9632 (FLOAT128_2REG_P): Likewise.
9633 (MASK_FLOAT128_TYPE): Likewise.
9634 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9635 (RS6000_BTM_FLOAT128): Likewise.
9636 (TARGET_FLOAT128): Poison old identifiers.
9637 (OPTION_MASK_FLOAT128): Likewise.
9638 (MASK_FLOAT128): Likewise.
9639 * config/rs6000/rs6000.md (FP): Likewise.
9640 (FLOAT128): Likewise.
9641 (fix_trunc<mode>di2): Likewise.
9642 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9643 (floatdi<mode>2): Likewise.
9644 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9645 (neg<mode>2, FLOAT128 iterator): Likewise.
9646 (abs<mode>2, FLOAT128 iterator): Likewise.
9647 (ieee_128bit_negative_zero): Likewise.
9648 (ieee_128bit_vsx_neg<mode>2): Likewise.
9649 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9650 (ieee_128bit_vsx_abs<mode>2): Likewise.
9651 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9652 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9653 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9654 (extendiftf2): Likewise.
9655 (extendifkf2): Likewise.
9656 (extendtfkf2): Likewise.
9657 (trunciftf2): Likewise.
9658 (truncifkf2): Likewise.
9659 (trunckftf2): Likewise.
9660 (trunctfif2): Likewise.
9661 (extendkftf2): Likewise.
9662 (trunctfkf2): Likewise.
9664 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9666 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9667 before merging in bytes to pass down to real_from_target.
9669 2016-10-07 Richard Biener <rguenther@suse.de>
9671 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9673 (substitute_and_fold_dom_walker::before_dom_children):
9674 Substitute and fold before pass specific folding to avoid
9675 feeding that with SSA names that will be later released.
9676 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9677 introduced by folding and visited by evaluate_stmt called during
9679 (likely_value): Likewise.
9680 (evaluate_stmt): Likewise.
9681 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9682 (simplify_div_or_mod_using_ranges): Likewise.
9683 (simplify_min_or_max_using_ranges): Likewise.
9684 (simplify_abs_using_ranges): Likewise.
9685 (simplify_conversion_using_ranges): Likewise.
9686 (simplify_float_conversion_using_ranges): Likewise.
9687 (simplify_stmt_using_ranges): Likewise.
9689 2016-10-07 Marek Polacek <polacek@redhat.com>
9691 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9692 FALLTHROUGH_LABEL_P here...
9693 (warn_implicit_fallthrough_r): ...not here.
9695 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9697 PR tree-optimization/77880
9698 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9701 2016-10-07 Marek Polacek <polacek@redhat.com>
9704 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9706 2016-10-07 Richard Biener <rguenther@suse.de>
9708 * bitmap.h: Document constraints on bitmap modification while
9711 2016-10-07 Richard Biener <rguenther@suse.de>
9713 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9714 * bitmap.h (bmp_iter_set): When advancing to the next element
9715 check that we didn't remove the current one.
9716 (bmp_iter_and): Likewise.
9717 (bmp_iter_and_compl): Likewise.
9718 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9719 we currently iterate on but keep a one-level queue.
9720 * sched-deps.c (remove_from_deps): Do not clear current bit
9721 but keep a one-level queue.
9723 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9725 PR tree-optimization/77664
9726 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9727 for the other ranges.
9728 (optimize_range_tests_diff): Fix up formatting.
9729 (optimize_range_tests_var_bound): New function.
9730 (optimize_range_tests): Use it.
9732 2016-10-07 Martin Liska <mliska@suse.cz>
9734 * coverage.c (build_gcov_exit_decl): Fix priority what
9735 should be really 99.
9737 2016-10-07 Richard Biener <rguenther@suse.de>
9739 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9740 vars in gimple_bind_vars but not in BLOCK_VARS.
9742 2016-10-07 Richard Biener <rguenther@suse.de>
9744 PR tree-optimization/77879
9745 * tree-ssa-structalias.c (handle_const_call): Properly handle
9747 (handle_pure_call): Likewise.
9749 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9751 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9752 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9755 2016-10-06 Andrew Pinski <apinski@cavium.com>
9757 * config/aarch64/aarch64-cores.def: Add a comment before each
9760 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9762 PR tree-optimization/77862
9763 * tree-vrp.c (add_equivalence): Use get_value_range so that
9764 num_vr_values is checked before accessing vr_values.
9766 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9768 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9771 2016-10-05 Jeff Law <law@redhat.com>
9773 PR tree-optimization/71661
9774 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9775 removal of a forwarder exposes a new natural loop.
9777 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9779 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9780 Introduce ssesuffix variable.
9781 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9782 (*<code><mode>3): Ditto.
9784 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9786 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9789 2016-10-06 Richard Biener <rguenther@suse.de>
9791 PR tree-optimization/77855
9792 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9793 instead of removing the current item while iterating over the set
9796 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9797 Eric Botcazou <ebotcazou@adacore.com>
9800 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9801 (classify_registers): Don't set it
9802 (function_arg_slotno): Don't initialize and test it. Tidy up.
9804 2016-10-06 Richard Biener <rguenther@suse.de>
9806 PR tree-optimization/77839
9807 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9810 2016-10-06 Martin Liska <mliska@suse.cz>
9812 * gcc.c: Set -fprofile-update=atomic when profiling is
9813 enabled and -pthread is set. Warn when one combines
9814 -pthread and -fprofile-update=single for an app using
9817 2016-10-06 Martin Liska <mliska@suse.cz>
9820 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9821 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9822 Initialize a pointer to NULL.
9823 (slsr_process_copy): Likewise.
9824 * input.c (location_get_source_line): Likewise.
9825 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9827 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9829 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9830 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9831 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9832 * config.gcc: Deleted pcommitintrin.h
9833 * config/i386/pcommitintrin.h: Deleted file.
9834 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9835 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9837 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9839 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9840 (PTA_PCOMMIT): Deleted define.
9841 (ix86_option_override_internal): Deleted handle of option.
9842 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9843 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9844 __builtin_ia32_pcommit): Deleted.
9845 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9846 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9847 (pcommit): Deleted instruction.
9848 * config/i386/i386.opt: Mention -mpcommit deprecation.
9849 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9851 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9854 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9855 Remove wrong assert.
9856 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9857 Use <round_constraint> as operand 1 constraint.
9859 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9862 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9863 (ubsan_instrument_float_cast): And not here.
9866 * ubsan.c (ubsan_ids): New GTY(()) array.
9867 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9868 instead of static local counters.
9870 2016-10-05 Martin Sebor <msebor@redhat.com>
9873 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9874 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9875 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9876 (default_printf_pointer_format): Define function.
9877 * targhooks.c (linux_printf_pointer_format): Define new function.
9878 * targhooks.h (linux_printf_pointer_format): Declare.
9879 (gnu_libc_printf_pointer_format): Remove declaration.
9881 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9883 * fold-const.c (native_encode_real): Fix logic for selecting offset
9884 to write to when BYTES_BIG_ENDIAN.
9886 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9888 * builtins.c (fold_builtin_strchr): Remove function.
9889 (fold_builtin_strrchr): Likewise.
9890 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9891 * gimple-fold.c (target_char_cst_p): New function.
9892 (gimple_fold_builtin_strchr) Add more foldings.
9893 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9895 2016-10-05 Richard Biener <rguenther@suse.de>
9898 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9899 capture ids in c-exprs.
9901 2016-10-05 Richard Biener <rguenther@suse.de>
9904 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9905 with types_match for GIMPLE code gen to handle type mismatched
9907 (dt_operand::gen): Adjust.
9908 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9911 2016-10-05 Richard Biener <rguenther@suse.de>
9913 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9915 2016-10-05 Richard Biener <rguenther@suse.de>
9918 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9920 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9922 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9923 version check to protect only DW_TAG_imported_module generation.
9925 2016-10-05 Richard Biener <rguenther@suse.de>
9928 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9930 2016-10-04 Ian Lance Taylor <iant@golang.org>
9932 * explow.c (allocate_dynamic_stack_space): Call
9933 do_pending_stack_adjust before handling flag_split_stack.
9935 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9937 * genattrtab.c (make_internal_attr): Supply dummy column number to
9940 * genoutput.c (init_insn_for_nothing): Likewise.
9941 * gensupport.c (add_define_attr): Likewise.
9942 * read-md.c (message_at_1): Print column number.
9943 (fatal_with_file_and_line): Likewise.
9944 (rtx_reader::read_char): Track column numbers.
9945 (rtx_reader::unread_char): Likewise.
9946 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9947 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9948 (rtx_reader::handle_file): Initialize m_read_md_colno.
9949 (rtx_reader::get_current_location): Supply column number to
9951 * read-md.h (struct file_location): Add field "colno".
9952 (file_location::file_location): Likewise.
9953 (rtx_reader::get_colno): New accessor.
9954 (rtx_reader::m_read_md_colno): New field.
9955 (rtx_reader::m_last_line_colno): New field.
9957 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9959 * doc/extend.texi (Java Exceptions): Remove.
9960 (java_interface): Remove.
9962 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9964 PR tree-optimization/77808
9965 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9966 and addr are different before copying points-to information.
9968 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9970 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9971 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9972 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9973 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9975 2016-10-04 Richard Biener <rguenther@suse.de>
9977 PR tree-optimization/77399
9978 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9979 verify the target can convert.
9981 2016-10-04 Richard Biener <rguenther@suse.de>
9984 * explow.c (plus_constant): Verify the mode of the constant
9985 pool offset before calling plus_constant.
9987 2016-10-04 Richard Biener <rguenther@suse.de>
9990 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9991 type support, mark with :C.
9992 (X / -X -> -1): Mark with :C.
9994 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9996 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9997 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9998 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9999 * doc/tm.texi: Regenerated.
10000 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
10001 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
10002 * config/darwin.h (JCR_SECTION_NAME): Remove.
10003 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
10004 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
10005 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
10006 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
10007 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
10008 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
10010 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10012 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
10013 between "because" and "param" in dump message in call to fprintf.
10015 2016-10-03 Jeff Law <law@redhat.com>
10017 PR tree-optimization/71550
10018 PR tree-optimization/71403
10019 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
10020 (profitable_jump_thread_path): Also return boolean indicating if
10021 the realized path will create an irreducible loop.
10022 Remove loop depth tests from 71403.
10023 (fsm_find_control_statement_thread_paths): Remove loop depth tests
10024 from 71403. If threading will create an irreducible loop, then
10025 throw away loop iteration and related information.
10027 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
10029 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
10030 -Woverloaded-virtual checks for warning options.
10031 * configure: Regenerate.
10033 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10035 PR preprocessor/77699
10036 * input.c (maybe_grow): Don't allocate one byte extra headroom.
10037 (get_next_line): Return false on error.
10038 (read_next_line): Removed, use get_next_line instead.
10039 (read_line_num): Don't copy the line.
10040 (location_get_source_line): Don't use static data.
10041 (selftest::test_reading_source_line): Add more test cases.
10043 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10046 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10048 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10049 (noce_process_if_block): Use it.
10051 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10053 * doc/invoke.texi: Update -Wint-in-bool-context.
10055 2016-10-02 Jakub Jelinek <jakub@redhat.com>
10057 * dwarf2out.c (output_fde, output_call_frame_info,
10058 dwarf2out_do_cfi_startproc, set_indirect_string,
10059 gen_internal_sym, output_die, output_line_info): Use
10060 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
10061 ASM_GENERATE_INTERNAL_LABEL output.
10063 2016-10-01 Richard Biener <rguenther@suse.de>
10065 PR middle-end/77798
10066 * genmatch.c (get_operand_type): Add operand position arg
10067 and handle COND_EXPR comparison operand with fixed boolean_type_node.
10068 (expr::gen_transform): Adjust.
10069 (dt_simplify::gen_1): Likewise.
10071 2016-10-01 Jakub Jelinek <jakub@redhat.com>
10073 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
10074 comments. Simplify asserts, remove unnecessary conditions.
10076 (*<code><mode>3): Likewise.
10078 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10080 * doc/invoke.texi (-Wregister): Document.
10082 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10084 * configure.ac: Split CHECKING_P into CHECKING_P and
10085 ENABLE_EXTRA_CHECKING.
10086 * configure: Regenerated.
10087 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10088 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10090 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10093 * gcc.c (process_command): For @filename handling, output
10094 the correct name if the file does not exist.
10096 2016-09-30 Marek Polacek <polacek@redhat.com>
10098 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10099 * config/alpha/predicates.md: Likewise.
10101 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10103 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10104 (noce_process_if_block): Use it.
10106 2016-09-30 Martin Liska <mliska@suse.cz>
10108 * doc/invoke.texi: Document asan-use-after-return that
10109 it's disabled by default in runtime.
10111 2016-09-30 Richard Biener <rguenther@suse.de>
10113 * tree-vrp.c (intersect_ranges): If we failed to handle
10114 the intersection choose a constant singleton range if available.
10116 2016-09-30 Richard Biener <rguenther@suse.de>
10118 PR tree-optimization/77399
10119 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10120 float <-> int conversions.
10122 2016-09-30 Alan Modra <amodra@gmail.com>
10124 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10126 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10128 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10129 ext_level before calling CPUID with 0x80000008.
10130 Simplify xgetbv checks.
10132 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10134 * Makefile.in (OBJS): Add print-rtl-function.o.
10135 * print-rtl-function.c: New file.
10136 * print-rtl.h (print_rtx_function): New decl.
10138 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10141 * config/i386/cpuid.h (__get_cpuid_count): New.
10142 (__get_cpuid): Rename __level to __leaf.
10144 2016-09-29 Marek Polacek <polacek@redhat.com>
10146 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10148 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10151 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10152 result is only being compared with zero.
10154 2016-09-29 Marek Polacek <polacek@redhat.com>
10156 * dwarf2out.c (loc_descriptor): Add fall through comment.
10157 (add_const_value_attribute): Likewise.
10159 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10161 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10162 with "v6t2". Move "arch" attribute above "pool_range".
10163 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10165 (*thumb2_movhi_vfp): Likewise.
10166 (*arm_movhi_fp16): Likewise.
10167 (*thumb2_movhi_fp16): Likewise.
10168 (*arm_movsi_vfp): Remove "arch" attribute.
10169 (*thumb2_movsi_vfp): Likewise.
10171 2016-09-29 Martin Liska <mliska@suse.cz>
10173 * doc/extend.texi: Remove limitation of Objective C for
10174 __attribute__((constructor)) and __attribute__((destructor)).
10176 2016-09-29 Richard Biener <rguenther@suse.de>
10178 PR tree-optimization/77768
10179 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10180 Handle stores to readonly memory when removing redundant stores.
10182 2016-09-29 Richard Biener <rguenther@suse.de>
10184 PR middle-end/77407
10185 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10186 X / -X -> -1 simplifications.
10188 2016-09-29 Richard Biener <rguenther@suse.de>
10190 PR middle-end/55152
10191 * match.pd: Add max(a,-a) -> abs(a) pattern.
10192 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10193 HONOR_SIGNED_ZEROS types.
10195 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10197 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10198 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10200 2016-09-29 Richard Biener <rguenther@suse.de>
10202 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10203 writing to vr_const_varying.
10204 (vrp_initialize): Call it.
10205 (vrp_visit_stmt): Likewise.
10206 (evrp_dom_walker::before_dom_children): Likewise.
10208 2016-09-29 Richard Biener <rguenther@suse.de>
10210 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10211 constructors with vector elements.
10213 2016-09-29 Richard Biener <rguenther@suse.de>
10215 PR tree-optimization/77768
10216 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10217 with stores to a place we know has a constant value.
10219 2016-09-29 Alan Modra <amodra@gmail.com>
10221 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10222 * doc/invoke.texi: Document it.
10223 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10224 (rs6000_passes_float): Comment.
10225 (rs6000_passes_long_double): New static var.
10226 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10227 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10228 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10229 to include fp values returned in vectors.
10230 Set rs6000_passes_long_double.
10231 (rs6000_function_arg_advance_1): Likewise for function args.
10232 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10233 and SPE. Emit long double tag value too.
10234 (rs6000_opt_vars): Add gnu-attr.
10235 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10236 * configure: Regenerate.
10237 * config.in: Regenerate.
10239 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10241 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10243 (format_floating, format_string, format_directive,
10244 get_destination_size, pass_sprintf_length::handle_gimple_call):
10247 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10249 * gimple-ssa-sprintf.c: Fix comment formatting.
10250 (format_integer): Use is_gimple_assign.
10251 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10252 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10253 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10254 (pass_sprintf_length::execute): Use is_gimple_call.
10256 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10258 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10259 strchr, also try the generic folding.
10261 2016-09-28 Martin Sebor <msebor@redhat.com>
10264 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10267 2016-09-28 Martin Sebor <msebor@redhat.com>
10269 PR middle-end/77683
10270 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10271 length modifier is not expected.
10272 (format_floating): Ignore l length modifier and fail gracefuly
10273 when it isn't one of the other expected ones.
10275 2016-09-28 Martin Sebor <msebor@redhat.com>
10278 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10280 2016-09-27 Richard Biener <rguenther@suse.de>
10282 * dwarf2out.c (cu_die_list): New global.
10283 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10284 main_comp_unit_die to cu_die_list if we created it.
10285 Move break_out_includes ...
10286 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10289 2016-09-28 Richard Biener <rguenther@suse.de>
10291 * dwarf2out.c (struct die_struct): Add removed flag.
10292 (lookup_type_die): If the DIE is marked as removed, clear
10293 TYPE_SYMTAB_DIE and return NULL.
10294 (lookup_decl_die): If the DIE is marked as removed, remove it
10295 from the hash and return NULL.
10296 (mark_removed): New helper.
10297 (prune_unused_types_prune): Call it for removed DIEs.
10298 (gen_subprogram_die): Move the premark_used_types call to after
10299 DIEs for the functions scopes are generated.
10300 (process_scope_var): Do not re-create pruned types or type decls.
10301 Make sure to also re-parent type decls.
10302 (dwarf2out_finish): Move unused type pruning and debug_types
10304 (dwarf2out_early_finish): ... here.
10306 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10308 * config/arc/arc-c.c: New file.
10309 * config/arc/arc-c.def: Likewise.
10310 * config/arc/t-arc: Likewise.
10311 * config.gcc: Include arc-c.o as c and cpp object.
10312 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10313 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10314 arc_cpu_cpp_builtins.
10316 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10318 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10319 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10321 2016-09-28 Nathan Sidwell <nathan@acm.org>
10323 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10326 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10328 PR tree-optimization/61056
10329 * gimple-fold.c (gimple_fold_builtin_strchr):
10330 New function to optimize strchr (s, 0) to strlen.
10331 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10333 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10335 PR tree-optimization/77724
10336 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10337 Add tree_fits_shwi_p check.
10339 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10341 * auto-inc-dec.c (try_merge): Remove break after return.
10342 * cselib.c (autoinc_split): Likewise.
10343 * explow.c (promote_mode): Likewise.
10344 * fixed-value.c (fixed_arithmetic): Likewise.
10345 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10346 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10347 * trans-mem.c (get_attrs_for): Likewise.
10348 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10349 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10350 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10351 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10352 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10353 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10354 * config/cris/cris.c (cris_op_str): Likewise.
10355 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10356 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10358 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10360 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10361 IFN_GOACC_REDUCTION_CODES): New.
10362 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10363 ifn_goacc_reduction_kind): Use them.
10364 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10365 of internal functions, when applicable.
10367 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10369 * config/mips/constraints.md (d): Fix documentation.
10370 * doc/md.texi (Machine Constraints): Update accordingly.
10372 2016-09-27 Richard Biener <rguenther@suse.de>
10374 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10375 cur_line_info_table initialization ...
10376 (dwarf2out_assembly_start): ... here.
10378 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10380 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10381 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10382 (*thumb2_movhi_vfp): Likewise.
10383 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10384 template. Expand predicable attribute to mark VMOV.F16 as not
10385 predicable. Add "arch" attribute.
10386 (*thumb2_movhi_fp16): Likewise.
10387 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10388 (*thumb2_movsi_vfp): Add "arch" attribute.
10390 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10392 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10395 2016-09-27 Marek Polacek <polacek@redhat.com>
10397 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10400 * config/c6x/c6x.h: Adjust fall through comment.
10401 * config/sh/sh.c (final_prescan_insn): Likewise.
10402 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10403 (visium_expand_fp_cstore): Likewise.
10405 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10407 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10408 expected by -Wimplicit-fallthrough.
10409 (thumb1_size_rtx_costs): Likewise.
10410 (thumb2_reorg): Likewise.
10411 (tls_mentioned_p): Add "Fall through" comment.
10412 (thumb2_reorg): Likewise.
10413 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10414 comment form expected by -Wimplicit-fallthrough.
10416 2016-09-27 Martin Liska <mliska@suse.cz>
10418 PR gcov-profile/46266
10419 * input.h (RESERVED_LOCATION_P): New macro.
10420 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10421 instread of comparison with UNKNOWN_LOCATION.
10423 2016-09-27 Richard Biener <rguenther@suse.de>
10425 PR tree-optimization/77745
10426 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10427 When removing redundant stores make sure to check compatibility
10428 of the TBAA state for downstream accesses.
10429 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10430 value-numbering virtual operands for store matches.
10432 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10435 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10436 movrt patterns. Match them before anything else in the SET case.
10438 2016-09-27 Martin Liska <mliska@suse.cz>
10440 PR gcov-profile/7970
10441 PR gcov-profile/16855
10442 PR gcov-profile/44779
10443 * coverage.c (build_gcov_exit_decl): New function.
10444 (coverage_obj_init): Call the function and generate __gcov_exit
10446 * doc/gcov.texi: Document when __gcov_exit function is called.
10448 2016-09-27 Marek Polacek <polacek@redhat.com>
10451 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10452 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10453 -Wno-error instead of -Wno-implicit-fallthrough.
10455 2016-09-27 Martin Liska <mliska@suse.cz>
10458 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10460 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10462 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10463 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10464 comments. Remove break after return.
10465 (ix86_fp_compare_code_to_integer, has_dispatch,
10466 ix86_simd_clone_usable): Remove break after return.
10468 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10470 PR rlt-optimization/77714
10471 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10474 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10477 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10478 extract_range_from_unary_expr to convert value_range.
10479 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10480 (extract_range_from_unary_expr): This.
10481 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10483 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10485 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10487 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10489 * config/i386/i386.c (ix86_print_operand)
10490 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10491 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10492 (epilogue_renumber): Likewise.
10494 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10496 PR middle-end/77719
10497 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10498 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10500 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10502 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10503 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10504 is_mm_seq_cst, is_mm_sync): Move to ...
10505 * memmodel.h: This. New file.
10506 * builtins.c: Include memmodel.h.
10507 * optabs.c: Likewise.
10508 * tsan.c: Likewise.
10509 * config/aarch64/aarch64.c: Likewise.
10510 * config/alpha/alpha.c: Likewise.
10511 * config/arm/arm.c: Likewise.
10512 * config/i386/i386.c: Likewise.
10513 * config/ia64/ia64.c: Likewise.
10514 * config/mips/mips.c: Likewise.
10515 * config/rs6000/rs6000.c: Likewise.
10516 * config/sparc/sparc.c: Likewise.
10517 * genconditions.c: Include memmodel.h in generated file.
10518 * genemit.c: Likewise.
10519 * genoutput.c: Likewise.
10520 * genpeep.c: Likewise.
10521 * genpreds.c: Likewise.
10522 * genrecog.c: Likewise.
10524 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10526 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10527 "c" instead when parsing characters. Move operand parsing into...
10528 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10529 and tightening the scope of various locals.
10531 2016-09-26 Liu Hao <lh_mouse@126.com>
10533 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10535 2016-09-26 Marek Polacek <polacek@redhat.com>
10537 * system.h: Use __has_attribute to check whether the fallthrough
10538 attribute is supported.
10540 2016-09-26 Marek Polacek <polacek@redhat.com>
10542 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10543 gimple_call_internal_p.
10544 * ipa-split.c (find_return_bb): Likewise.
10545 (execute_split_functions): Likewise.
10546 * omp-low.c (dump_oacc_loop_part): Likewise.
10547 (oacc_loop_xform_head_tail): Likewise.
10548 * predict.c (predict_loops): Likewise.
10549 * sanopt.c (pass_sanopt::execute): Likewise.
10550 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10551 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10552 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10553 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10554 (expand_ifn_va_arg): Likewise.
10555 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10556 (optimize_mask_stores): Likewise.
10557 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10558 (vect_transform_stmt): Likewise.
10559 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10560 * tsan.c (instrument_memory_accesses): Likewise.
10562 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10563 Alexander Monakov <amonakov@ispras.ru>
10565 * regrename.c (rename_chains): Check
10566 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10567 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10568 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10570 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10572 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10573 (s390_sched_score): Likewise.
10575 2016-09-26 Martin Liska <mliska@suse.cz>
10577 * doc/gcov.texi: Update program output of gcov tool.
10579 2016-09-26 Martin Liska <mliska@suse.cz>
10581 PR gcov-profile/23332
10582 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10583 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10584 * value-prof.c (dump_histogram_value): Do not handle
10585 HIST_TYPE_CONST_DELTA.
10586 (stream_in_histogram_value): Likewise.
10587 (gimple_find_values_to_profile): Likewise.
10588 * value-prof.h (enum hist_type): Likewise.
10590 2016-09-26 Martin Liska <mliska@suse.cz>
10592 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10593 from default sanitize recover values.
10594 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10595 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10596 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10598 * opts.c (finish_options): Do a generic loop over options
10599 that can be recovered.
10600 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10602 (common_handle_option): Likewise.
10603 * opts.h: Declare can_recover to sanitizer_opts_s.
10605 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10607 * target.def(elf_flags_numeric): Change documentation to present tense.
10608 * doc/tm.texi: Regenerate.
10610 2016-09-26 Marek Polacek <polacek@redhat.com>
10613 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10614 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10615 -Wno-switch-fallthrough.
10616 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10617 (expand_builtin): Likewise.
10618 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10619 * convert.c (convert_to_real_1): Likewise.
10620 (convert_to_integer_1): Likewise.
10621 * final.c (output_alternate_entry_point): Likewise.
10622 * genattrtab.c (make_canonical): Likewise.
10623 (write_test_expr): Likewise.
10624 * genpreds.c (validate_exp): Likewise.
10625 * gimple-ssa-strength-reduction.c
10626 (find_candidates_dom_walker::before_dom_children): Likewise.
10627 * godump.c (go_format_type): Likewise.
10628 * reload1.c (elimination_effects): Likewise.
10629 * resource.c (mark_referenced_resources): Likewise.
10630 (mark_set_resources): Likewise.
10631 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10632 * varasm.c (output_addressed_constants): Likewise.
10634 2016-09-26 Marek Polacek <polacek@redhat.com>
10637 * common.opt (Wimplicit-fallthrough): New option.
10638 * doc/extend.texi: Document statement attributes and the fallthrough
10640 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10641 * gimple.h (gimple_call_internal_p): New function.
10642 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10643 (struct label_entry): New struct.
10644 (find_label_entry): New function.
10645 (case_label_p): New function.
10646 (collect_fallthrough_labels): New function.
10647 (last_stmt_in_scope): New function.
10648 (should_warn_for_implicit_fallthrough): New function.
10649 (warn_implicit_fallthrough_r): New function.
10650 (maybe_warn_implicit_fallthrough): New function.
10651 (expand_FALLTHROUGH_r): New function.
10652 (expand_FALLTHROUGH): New function.
10653 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10654 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10655 (gimplify_label_expr): New function.
10656 (gimplify_case_label_expr): Set location.
10657 (gimplify_expr): Call gimplify_label_expr.
10658 * internal-fn.c (expand_FALLTHROUGH): New function.
10659 * internal-fn.def (FALLTHROUGH): New internal function.
10660 * langhooks.c (lang_GNU_OBJC): New function.
10661 * langhooks.h (lang_GNU_OBJC): Declare.
10662 * system.h (gcc_fallthrough): Define.
10663 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10664 * tree.h (FALLTHROUGH_LABEL_P): Define.
10666 2016-09-26 Richard Biener <rguenther@suse.de>
10668 * dwarf2out.c (stripattributes): Remove unused function.
10669 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10670 Push dwarf_split_debug_info handling into init_sections_and_labels.
10671 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10672 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10673 (debug_macinfo_section_name): New global.
10674 (output_macinfo): Use debug_macinfo_section_name.
10675 (init_sections_and_labels): Split out section and label generation
10676 from dwarf2out_init. Set debug_macinfo_section_name.
10677 (dwarf2out_init): Move text section label generation and emission
10679 (dwarf2out_assembly_start): ... here.
10680 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10683 2016-09-26 Richard Biener <rguenther@suse.de>
10686 * cgraphunit.c (analyze_functions): Before early removing
10687 global vars calls the late_global_decl debug handler mark
10688 the variable as readonly.
10690 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10693 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10694 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10695 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10696 declare new overloads.
10697 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10700 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10702 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10703 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10705 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10707 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10708 * configure: Regenerate.
10710 2016-09-24 Marek Polacek <polacek@redhat.com>
10713 * doc/invoke.texi: Document -Wbool-operation.
10715 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10717 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10718 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10719 cmpmemsi pattern to do builtin expansion of memcmp ().
10720 (compute_current_alignment): Add helper function for
10721 expand_block_compare used to compute alignment as the compare proceeds.
10722 (select_block_compare_mode): Used by expand_block_compare to select
10723 the mode used for reading the next chunk of bytes in the compare.
10724 (do_load_for_compare): Used by expand_block_compare to emit the load
10725 insns for the compare.
10726 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10727 reference from expand_block_compare ().
10728 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10729 prototype for this function.
10730 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10731 target option for controlling how much code inline expansion of
10732 memcmp() will be allowed to generate.
10734 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10736 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10737 hook_bool_mode_false, hook_bool_mode_true,
10738 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10739 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10740 hook_bool_const_rtx_insn_const_rtx_insn_true,
10741 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10742 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10743 hook_bool_const_tree_hwi_hwi_const_tree_false,
10744 hook_bool_const_tree_hwi_hwi_const_tree_true,
10745 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10746 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10747 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10748 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10749 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10750 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10751 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10752 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10753 hook_bool_uintp_uintp_false,
10754 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10755 hook_rtx_tree_int_null, hook_uint_mode_0,
10756 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10757 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10758 hook_constcharptr_const_rtx_insn_null,
10759 hook_constcharptr_const_tree_const_tree_null,
10760 hook_constcharptr_int_const_tree_null,
10761 hook_constcharptr_int_const_tree_const_tree_null,
10762 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10763 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10764 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10766 * vec.h (vNULL): Extend comment to say = vNULL initialization
10767 isn't needed for static vars.
10769 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10770 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10771 = vNULL initialization of file scope vec.
10772 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10773 disabled_pass_uid_range_tab): Likewise.
10774 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10775 * tree-chkp-opt.c (check_infos): Likewise.
10776 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10778 * vec.h (vnull::operator vec): Add constexpr keyword for
10781 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10783 PR tree-optimization/77654
10784 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10785 to duplicate_ssa_name_ptr_info.
10787 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10789 PR preprocessor/77672
10790 * input.c (selftest::test_lexer_string_locations_simple): Update
10791 test to expect location information of the terminator character
10792 at the location of the final closing quote.
10793 (selftest::test_lexer_string_locations_hex): Likewise.
10794 (selftest::test_lexer_string_locations_oct): Likewise.
10795 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10796 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10797 (selftest::test_lexer_string_locations_ucn4): Likewise.
10798 (selftest::test_lexer_string_locations_ucn8): Likewise.
10799 (selftest::test_lexer_string_locations_u8): Likewise.
10800 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10801 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10802 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10803 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10804 (selftest::test_lexer_string_locations_macro): Likewise.
10805 (selftest::test_lexer_string_locations_long_line): Likewise.
10807 2016-09-23 Richard Biener <rguenther@suse.de>
10809 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10810 virtual definition to virtual use if the call devirtualizes
10811 to a const or pure function.
10812 (visit_use): Also visit calls we can devirtualize to a
10813 const or pure function.
10815 2016-09-23 Richard Biener <rguenther@suse.de>
10817 PR tree-optimization/77697
10818 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10819 signal error if we have sth ternary or unhandled.
10821 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10823 * config/arm/arm_neon.h (vabd_f16): New.
10857 (vcvt_f16_s16): New.
10858 (vcvt_f16_u16): New.
10859 (vcvt_s16_f16): New.
10860 (vcvt_u16_f16): New.
10861 (vcvtq_f16_s16): New.
10862 (vcvtq_f16_u16): New.
10863 (vcvtq_s16_f16): New.
10864 (vcvtq_u16_f16): New.
10865 (vcvta_s16_f16): New.
10866 (vcvta_u16_f16): New.
10867 (vcvtaq_s16_f16): New.
10868 (vcvtaq_u16_f16): New.
10869 (vcvtm_s16_f16): New.
10870 (vcvtm_u16_f16): New.
10871 (vcvtmq_s16_f16): New.
10872 (vcvtmq_u16_f16): New.
10873 (vcvtn_s16_f16): New.
10874 (vcvtn_u16_f16): New.
10875 (vcvtnq_s16_f16): New.
10876 (vcvtnq_u16_f16): New.
10877 (vcvtp_s16_f16): New.
10878 (vcvtp_u16_f16): New.
10879 (vcvtpq_s16_f16): New.
10880 (vcvtpq_u16_f16): New.
10881 (vcvt_n_f16_s16): New.
10882 (vcvt_n_f16_u16): New.
10883 (vcvtq_n_f16_s16): New.
10884 (vcvtq_n_f16_u16): New.
10885 (vcvt_n_s16_f16): New.
10886 (vcvt_n_u16_f16): New.
10887 (vcvtq_n_s16_f16): New.
10888 (vcvtq_n_u16_f16): New.
10896 (vmaxnmq_f16): New.
10900 (vminnmq_f16): New.
10902 (vmul_lane_f16): New.
10905 (vmulq_lane_f16): New.
10906 (vmulq_n_f16): New.
10913 (vrecpeq_f16): New.
10926 (vrsqrte_f16): New.
10927 (vrsqrteq_f16): New.
10929 (vrecpsq_f16): New.
10930 (vrsqrts_f16): New.
10931 (vrsqrtsq_f16): New.
10935 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10937 * config.gcc (extra_headers): Add arm_fp16.h
10938 * config/arm/arm_fp16.h: New.
10939 * config/arm/arm_neon.h: Include "arm_fp16.h".
10941 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10943 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10945 (vmulf): New (v8hf, v4hf variants).
10946 (vfma): New (v8hf, v4hf variants).
10947 (vfms): New (v8hf, v4hf variants).
10948 (vsub): New (v8hf, v4hf variants).
10949 (vcage): New (v8hf, v4hf variants).
10950 (vcagt): New (v8hf, v4hf variants).
10951 (vcale): New (v8hf, v4hf variants).
10952 (vcalt): New (v8hf, v4hf variants).
10953 (vceq): New (v8hf, v4hf variants).
10954 (vcgt): New (v8hf, v4hf variants).
10955 (vcge): New (v8hf, v4hf variants).
10956 (vcle): New (v8hf, v4hf variants).
10957 (vclt): New (v8hf, v4hf variants).
10958 (vceqz): New (v8hf, v4hf variants).
10959 (vcgez): New (v8hf, v4hf variants).
10960 (vcgtz): New (v8hf, v4hf variants).
10961 (vcltz): New (v8hf, v4hf variants).
10962 (vclez): New (v8hf, v4hf variants).
10963 (vabd): New (v8hf, v4hf variants).
10964 (vmaxf): New (v8hf, v4hf variants).
10965 (vmaxnm): New (v8hf, v4hf variants).
10966 (vminf): New (v8hf, v4hf variants).
10967 (vminnm): New (v8hf, v4hf variants).
10968 (vpmaxf): New (v4hf variant).
10969 (vpminf): New (v4hf variant).
10970 (vpadd): New (v4hf variant).
10971 (vrecps): New (v8hf, v4hf variants).
10972 (vrsqrts): New (v8hf, v4hf variants).
10973 (vabs): New (v8hf, v4hf variants).
10974 (vneg): New (v8hf, v4hf variants).
10975 (vrecpe): New (v8hf, v4hf variants).
10976 (vrnd): New (v8hf, v4hf variants).
10977 (vrnda): New (v8hf, v4hf variants).
10978 (vrndm): New (v8hf, v4hf variants).
10979 (vrndn): New (v8hf, v4hf variants).
10980 (vrndp): New (v8hf, v4hf variants).
10981 (vrndx): New (v8hf, v4hf variants).
10982 (vrsqrte): New (v8hf, v4hf variants).
10983 (vmul_lane): Add v4hf and v8hf variants.
10984 (vmul_n): Add v4hf and v8hf variants.
10985 (vext): New (v8hf, v4hf variants).
10986 (vcvts): New (v8hi, v4hi variants).
10987 (vcvts): New (v8hf, v4hf variants).
10988 (vcvtu): New (v8hi, v4hi variants).
10989 (vcvtu): New (v8hf, v4hf variants).
10990 (vcvts_n): New (v8hf, v4hf variants).
10991 (vcvtu_n): New (v8hi, v4hi variants).
10992 (vcvts_n): New (v8hi, v4hi variants).
10993 (vcvtu_n): New (v8hf, v4hf variants).
10994 (vbsl): New (v8hf, v4hf variants).
10995 (vcvtas): New (v8hf, v4hf variants).
10996 (vcvtau): New (v8hf, v4hf variants).
10997 (vcvtms): New (v8hf, v4hf variants).
10998 (vcvtmu): New (v8hf, v4hf variants).
10999 (vcvtns): New (v8hf, v4hf variants).
11000 (vcvtnu): New (v8hf, v4hf variants).
11001 (vcvtps): New (v8hf, v4hf variants).
11002 (vcvtpu): New (v8hf, v4hf variants).
11004 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11006 * config/arm/arm-builtins.c (hf_UP): New.
11008 (vfp_builtin_data): New. Update comment.
11009 (enum arm_builtins): Include "arm_vfp_builtins.def".
11010 (ARM_BUILTIN_VFP_PATTERN_START): New.
11011 (arm_init_vfp_builtins): New.
11012 (arm_init_builtins): Add arm_init_vfp_builtins.
11013 (arm_expand_vfp_builtin): New.
11014 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
11016 * config/arm/arm_vfp_builtins.def: New file.
11017 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
11018 (arm-builtins.o): Likewise.
11020 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
11023 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
11024 from constant while creating value range.
11026 2016-09-23 Renlin Li <renlin.li@arm.com>
11028 * ira.c (ira): Move ira_use_lra_p initialization code to ...
11029 (ira_init_once): Here.
11031 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
11032 Jakub Jelinek <jakub@redhat.com>
11034 * hooks.h (hook_uint_uintp_false): Rename to...
11035 (hook_bool_uint_uintp_false): ... this.
11036 * hooks.c (hook_uint_uintp_false): Rename to...
11037 (hook_bool_uint_uintp_false): ... this.
11038 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
11039 instead of hook_uint_uintp_false.
11041 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11043 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
11044 (arm_init_builtins): Move body of a loop to the standalone
11045 function arm_init_neon_builtin.
11046 (arm_expand_neon_builtin_1): New. Update comment. Function body
11047 moved from arm_neon_builtin with some white-space fixes.
11048 (arm_expand_neon_builtin): Move code into the standalone function
11049 arm_expand_neon_builtin_1.
11051 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11053 * config/arm/iterators.md (VCVTHI): New.
11054 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
11055 (NEON_VAGLTE): New.
11056 (VFM_LANE_AS): New.
11058 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
11059 (V_HALF): Add V4HF. Fix white-space.
11060 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
11061 (V_s_elem): Likewise.
11062 (V_sz_elem): Fix white-space.
11063 (V_elem_ch): Likewise.
11065 (scalar_mul_constraint): Add V8HF and V4HF.
11066 (Is_float_mode): Fix white-space.
11067 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
11068 (q): Add HF. Fix white-space.
11071 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
11072 (neon_vfm_lane_as): New.
11073 * config/arm/neon.md (add<mode>3_fp16): New.
11074 (sub<mode>3_fp16): New.
11075 (mul<mode>3add<mode>_neon): New.
11076 (fma<VH:mode>4_intrinsic): New.
11077 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11078 (fmsub<VH:mode>4_intrinsic): New.
11079 (<absneg_str><mode>2): New.
11080 (neon_v<absneg_str><mode>): New.
11081 (neon_v<fp16_rnd_str><mode>): New.
11082 (neon_vrsqrte<mode>): New.
11083 (neon_vpaddv4hf): New.
11084 (neon_vadd<mode>): New.
11085 (neon_vsub<mode>): New.
11086 (neon_vmulf<mode>): New.
11087 (neon_vfma<VH:mode>): New.
11088 (neon_vfms<VH:mode>): New.
11089 (neon_vc<cmp_op><mode>): New.
11090 (neon_vc<cmp_op><mode>_fp16insn): New
11091 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11092 (neon_vca<cmp_op><mode>): New.
11093 (neon_vca<cmp_op><mode>_fp16insn): New.
11094 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11095 (neon_vc<cmp_op>z<mode>): New.
11096 (neon_vabd<mode>): New.
11097 (neon_v<maxmin>f<mode>): New.
11098 (neon_vp<maxmin>fv4hf: New.
11099 (neon_<fmaxmin_op><mode>): New.
11100 (neon_vrecps<mode>): New.
11101 (neon_vrsqrts<mode>): New.
11102 (neon_vrecpe<mode>): New (VH variant).
11103 (neon_vdup_lane<mode>_internal): New.
11104 (neon_vdup_lane<mode>): New.
11105 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11106 (neon_vcvt<sup><mode>): New (VH variant).
11107 (neon_vcvt<sup>_n<mode>): New (VH variant).
11108 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11109 (neon_vcvt<vcvth_op><sup><mode>): New.
11110 (neon_vmul_lane<mode>): New.
11111 (neon_vmul_n<mode>): New.
11112 * config/arm/unspecs.md (UNSPEC_VCALE): New
11113 (UNSPEC_VCALT): New.
11114 (UNSPEC_VFMA_LANE): New.
11115 (UNSPECS_VFMS_LANE): New.
11117 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11119 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11120 ("*extzv<mode><clobbercc_or_nocc>"):
11121 Correct a typo in a comment.
11123 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11124 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11125 ("*insv<mode>_zEC12_appendbitsleft")
11126 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11127 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11128 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11129 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11130 Provide pattern with operands switched.
11131 ("*pre_z10_extv<mode>"):
11132 Use new subst patterns.
11133 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11134 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11135 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11136 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11137 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11138 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11139 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11141 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11142 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11143 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11145 ("SINT"): New mode_iterator with SI, HI, QI.
11146 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11147 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11150 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11152 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11153 new interface of s390_contiguous_bitmask_p.
11154 ("contiguous_bitmask_nowrap_operand"): New predicate.
11155 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11156 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11157 of s390_contiguous_bitmask_p.
11158 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11159 ("NxxSw"): New constraint.
11160 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11161 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11163 (s390_contiguous_bitmask_nowrap_p): Export.
11164 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11165 former s390_contiguous_bitmask_p.
11166 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11167 detect contiguous bit ranges with wraparound. Change signature to
11168 return START and END position instead of POS and LENGTH.
11169 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11170 ranges with wraparound.
11171 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11172 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11173 Adapt to new signature of s390_contiguous_bitmask_p.
11175 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11177 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11178 (create_intersect_range_checks): New.
11179 (vect_create_cond_for_alias_checks): Call above function.
11181 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11183 * config/arm/iterators.md (Code iterators): Fix some white-space
11187 (FCVT): Moved from vfp.md.
11188 (VCVT_HF_US_N): New.
11189 (VCVT_SI_US_N): New.
11194 (FCVTI32typename): Moved from vfp.md.
11195 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11196 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11197 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11198 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11199 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11201 (fp16_rnd_str): New.
11202 (fp16_rnd_insn): New.
11203 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11204 (UNSPEC_VCVT_HF_U_N): New.
11205 (UNSPEC_VCVT_SI_S_N): New.
11206 (UNSPEC_VCVT_SI_U_N): New.
11207 (UNSPEC_VCVTH_S): New.
11208 (UNSPEC_VCVTH_U): New.
11209 (UNSPEC_VCVTA_S): New.
11210 (UNSPEC_VCVTA_U): New.
11211 (UNSPEC_VCVTM_S): New.
11212 (UNSPEC_VCVTM_U): New.
11213 (UNSPEC_VCVTN_S): New.
11214 (UNSPEC_VCVTN_U): New.
11215 (UNSPEC_VCVTP_S): New.
11216 (UNSPEC_VCVTP_U): New.
11217 (UNSPEC_VCVTP_S): New.
11218 (UNSPEC_VCVTP_U): New.
11219 (UNSPEC_VRND): New.
11220 (UNSPEC_VRNDA): New.
11221 (UNSPEC_VRNDI): New.
11222 (UNSPEC_VRNDM): New.
11223 (UNSPEC_VRNDN): New.
11224 (UNSPEC_VRNDP): New.
11225 (UNSPEC_VRNDX): New.
11226 * config/arm/vfp.md (<absneg_str>hf2): New.
11227 (neon_vabshf): New.
11228 (neon_v<fp16_rnd_str>hf): New.
11229 (neon_vrndihf): New.
11234 (*mulsf3neghf_vfp): New.
11235 (*negmulhf3_vfp): New.
11236 (*mulsf3addhf_vfp): New.
11237 (*mulhf3subhf_vfp): New.
11238 (*mulhf3neghfaddhf_vfp): New.
11239 (*mulhf3neghfsubhf_vfp): New.
11241 (neon_vfmahf): New.
11242 (fmsubhf4_fp16): New.
11243 (neon_vfmshf): New.
11246 (neon_vsqrthf): New.
11247 (neon_vrsqrtshf): New.
11248 (FCVT): Move to iterators.md.
11249 (FCVTI32typename): Likewise.
11250 (neon_vcvth<sup>hf): New.
11251 (neon_vcvth<sup>si): New.
11252 (neon_vcvth<sup>_nhf_unspec): New.
11253 (neon_vcvth<sup>_nhf): New.
11254 (neon_vcvth<sup>_nsi_unspec): New.
11255 (neon_vcvth<sup>_nsi): New.
11256 (neon_vcvt<vcvth_op>h<sup>si): New.
11257 (neon_<fmaxmin_op>hf): New.
11259 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11261 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11262 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11263 ("*insv<mode>_zEC12_appendbitsleft")
11264 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11265 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11267 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11269 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11270 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11271 construct values without normalization.
11272 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11273 static local lhs_ops to vNULL.
11275 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11276 Jiong Wang <jiong.wang@arm.com>
11278 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11279 available when FP16 instructions are available.
11280 (output_move_vfp): Add support for 16-bit data moves.
11281 (arm_validize_comparison): Fix some white-space. Support HFmode
11282 by conversion to SFmode.
11283 * config/arm/arm.md (truncdfhf2): Fix a comment.
11284 (extendhfdf2): Likewise.
11286 (movsicc): Fix some white-space.
11288 (movsfcc): Fix some white-space.
11290 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11291 instructions are available.
11292 (*thumb2_movhi_vfp): Likewise.
11293 (*arm_movhi_fp16): New.
11294 (*thumb2_movhi_fp16): New.
11295 (*movhf_vfp_fp16): New.
11296 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11297 (*movhf_vfp): Likewise.
11298 (extendhfsf2): Enable when VFP FP16 instructions are available.
11299 (truncsfhf2): Enable when VFP FP16 instructions are available.
11301 2016-09-23 Martin Liska <mliska@suse.cz>
11303 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11305 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11307 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11309 (arm_evpc_neon_vtrn): Likewise.
11310 (arm_evpc_neon_vrev): Likewise.
11311 (arm_evpc_neon_vext): Likewise.
11312 * config/arm/arm_neon.h (vbsl_f16): New.
11315 (vdupq_n_f16): New.
11316 (vdup_lane_f16): New.
11317 (vdupq_lane_f16): New.
11321 (vmovq_n_f16): New.
11323 (vrev64q_f16): New.
11330 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11331 (vdup_lane): New (v8hf, v4hf variants).
11332 (vext): New (v8hf, v4hf variants).
11333 (vbsl): New (v8hf, v4hf variants).
11334 * config/arm/iterators.md (VDQWH): New.
11336 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11337 (Scalar_mul_8_16): Fix white-space.
11338 (Is_d_reg): Add V4HF and V8HF.
11339 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11340 (neon_vdup_lane<mode>): New.
11341 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11342 (*neon_vtrn<mode>_insn): Likewise.
11343 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11344 (*neon_vzip<mode>_insn): Likewise
11345 (neon_vuzp<mode>_internal): Likewise.
11346 (*neon_vuzp<mode>_insn): Likewise
11347 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11349 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11350 Matthew Wahab <matthew.wahab@arm.com>
11352 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11353 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11354 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11355 available. Also fix some white-space.
11356 * config/arm/vfp.md (*arm_movhi_vfp): New.
11357 (*thumb2_movhi_vfp): New.
11359 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11361 * config/arm/arm-c.c (arm_cpu_builtins): Define
11362 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11363 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11365 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11367 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11368 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11369 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11370 arm_v8_2a_fp16_neon_hw.
11371 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11374 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11376 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11377 arm_fp16_alternative_ok and arm_fp16_none_ok.
11379 2016-09-23 Martin Liska <mliska@suse.cz>
11381 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11383 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11385 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11386 ("armv8.2-a"): New.
11387 ("armv8.2-a+fp16"): New.
11388 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11389 (FL2_FP16INST): New.
11390 (FL2_FOR_ARCH8_2A): New.
11391 * config/arm/arm-tables.opt: Regenerate.
11392 * config/arm/arm.c (arm_arch8_2): New.
11393 (arm_fp16_inst): New.
11394 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11395 for incompatible fp16-format settings.
11396 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11397 (TARGET_NEON_FP16INST): New.
11398 (arm_arch8_2): Declare.
11399 (arm_fp16_inst): Declare.
11400 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11401 march=armv8.2-a and march=armv8.2-a+fp16.
11402 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11403 and armv8.2-a+fp16.
11404 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11405 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11407 2016-09-23 Martin Liska <mliska@suse.cz>
11409 * doc/extend.texi: Remove fused-madd from i386 target options.
11411 2016-09-23 Martin Liska <mliska@suse.cz>
11413 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11416 2016-09-23 Martin Liska <mliska@suse.cz>
11418 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11421 2016-09-23 Martin Liska <mliska@suse.cz>
11424 * config/i386/i386.c (ix86_option_override_internal): Change
11425 signature and return false when there's an error related to
11427 (release_options_strings): New function.
11428 (ix86_valid_target_attribute_tree): Call the function.
11430 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11432 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11433 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11434 (gen_hsa_ctor_assignment): Likewise.
11435 * print-tree.c (print_node): Likewise.
11436 * tree-dump.c (dequeue_and_dump): Likewise.
11437 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11438 * expr.c (store_constructor): Likewise.
11439 * fold-const.c (operand_equal_p): Likewise.
11440 * tree-pretty-print.c (dump_generic_node): Likewise.
11441 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11442 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11444 2016-09-23 Richard Biener <rguenther@suse.de>
11446 * hooks.h (hook_uint_uintp_false): Declare.
11448 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11450 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11451 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11453 2016-09-22 Martin Sebor <msebor@redhat.com>
11456 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11457 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11458 (target_int_min): Correct computation.
11459 (format_integer): Use long long as the argument for the ll length
11461 (format_floating): Use target_int_max().
11462 (get_string_length): Same.
11463 (format_string): Avoid setting the bounded flag for strings
11465 (try_substitute_return_value): Avoid setting range info when
11466 the result isn't bounded.
11467 * varasm.c (assemble_name): Increase buffer size.
11469 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11470 Terry Guo <terry.guo@arm.com>
11472 * target.def (elf_flags_numeric): New target hook.
11473 * targhooks.h (default_asm_elf_flags_numeric): New.
11474 * varasm.c (default_asm_elf_flags_numeric): New.
11475 (default_elf_asm_named_section): Use new target hook.
11476 * config/arm/arm.opt (mpure-code): New.
11477 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11478 * config/arm/arm.c (arm_asm_init_sections): Add section
11479 attribute to default text section if -mpure-code.
11480 (arm_option_check_internal): Diagnose use of option with
11481 non supported targets and/or options.
11482 (arm_asm_elf_flags_numeric): New.
11483 (arm_function_section): New.
11484 (arm_elf_section_type_flags): New.
11485 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11487 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11488 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11490 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11492 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11494 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11496 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11497 * rtl.h: Adjust prototype.
11499 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11501 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11502 (prev_active_insn): Likewise.
11503 (active_insn_p): Likewise.
11504 * rtl.h: Adjust prototypes.
11505 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11506 * config/arc/arc.md: Likewise.
11507 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11508 (branch_needs_nop_p): Likewise.
11509 (use_skip_p): Likewise.
11510 * config/sh/sh.c (gen_block_redirect): Likewise.
11511 (split_branches): Likewise.
11512 * reorg.c (optimize_skip): Likewise.
11513 (fill_simple_delay_slots): Likewise.
11514 (fill_slots_from_thread): Likewise.
11515 (relax_delay_slots): Likewise.
11516 * resource.c (mark_target_live_regs): Likewise.
11518 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11520 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11521 type to rtx_insn *.
11522 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11523 (prev_nonnote_nondebug_insn): Likewise.
11524 * config/cris/cris-protos.h: Adjust prototype.
11526 * jump.c (rtx_renumbered_equal_p): Adjust.
11528 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11530 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11531 * rtl.h: Adjust prototype.
11532 * config/sh/sh.md: Adjust.
11533 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11535 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11537 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11538 (prev_nondebug_insn): Likewise.
11539 * loop-doloop.c (doloop_condition_get): Likewise.
11540 * rtl.h: Adjust prototype.
11541 * cfgloop.h: Likewise.
11543 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11545 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11546 (prev_nonnote_insn): Likewise.
11547 * jump.c (reversed_comparison_code_parts): Likewise.
11548 (reversed_comparison): Likewise.
11549 * rtl.h: Adjust prototypes.
11550 * config/arc/arc.md: Adjust.
11551 * cse.c (find_comparison_args): Likewise.
11552 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11553 (fix_reg_dead_note): Change argument type to rtx_insn *.
11554 (delete_prior_computation): Likewise.
11555 (delete_computation): Likewise.
11556 (fill_slots_from_thread): Adjust.
11557 (relax_delay_slots): Likewise.
11558 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11559 (simplify_relational_operation_1): Likewise.
11560 (simplify_ternary_operation): Likewise.
11562 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11564 * config/arc/arc-protos.h (arc_label_align): Change type of
11565 variables from rtx to rtx_insn *.
11566 * config/arc/arc.c (arc_label_align): Likewise.
11567 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11568 * config/bfin/bfin.c (workaround_speculation): Likewise.
11569 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11570 (find_last_same_clock): Likewise.
11571 (reorg_split_calls): Likewise.
11572 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11573 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11574 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11575 (same_cmp_following_p): Likewise.
11576 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11577 (same_cmp_following_p): Likwise.
11578 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11579 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11580 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11581 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11582 (rl78_alloc_physical_registers_cmp): Likewise.
11583 (rl78_alloc_physical_registers_umul): Likewise.
11584 (rl78_calculate_death_notes): Likewise.
11585 * config/s390/s390-protos.h (s390_label_align): Likewise.
11586 * config/s390/s390.c (s390_label_align): Likewise.
11587 * config/sh/sh.c (barrier_align): Likewise.
11588 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11589 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11590 (emit_cbcond_nop): Likewise.
11592 2016-09-22 Martin Liska <mliska@suse.cz>
11595 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11596 alias address matters, not necessarily address of original.
11598 2016-09-22 Richard Biener <rguenther@suse.de>
11600 PR middle-end/77697
11601 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11604 2016-09-22 Richard Biener <rguenther@suse.de>
11606 PR middle-end/77677
11607 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11608 from constant folding results.
11609 (gimple_resimplify2): Likewise.
11610 (gimple_resimplify3): Likewise.
11612 2016-09-22 Richard Biener <rguenther@suse.de>
11614 PR middle-end/77678
11615 * expr.c (expand_expr_real_1): Guard array access against negative
11618 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11620 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11622 (format_floating): Likewise.
11624 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11627 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11628 for all IFN_GOMP_SIMD_* internal fns, not just for
11629 IFN_GOMP_SIMD_ORDERED_*.
11631 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11634 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11635 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11636 instructions when you want to invert the test.
11637 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11638 correct order for XXSEL.
11639 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11640 for using XSCMP{EQ,GT,GE}DP.
11642 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11644 * genconstants.c (main): Introduce noop_reader and convert call
11645 to read_md_files to a method call.
11646 * genenums.c (main): Likewise.
11647 * genmddeps.c (main): Likewise.
11648 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11649 rtx_reader_ptr->get_top_level_filename ().
11650 (write_tm_preds_h): Likewise.
11651 (write_insn_preds_c): Likewise.
11652 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11653 (rtx_handle_directive): Convert to...
11654 (gen_reader::handle_unknown_directive): ...this.
11655 (init_rtx_reader_args_cb): Convert return type from bool to
11656 rtx_reader *. Create a gen_reader instance, using it for the
11657 call to read_md_files. Return it if no errors occur.
11658 (init_rtx_reader_args): Convert return type from bool to
11660 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11661 (init_rtx_reader_args_cb): Likewise.
11662 * read-md.c (struct file_name_list): Move to class rtx_reader.
11663 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11664 (read_md_filename): Delete in favor of
11665 rtx_reader::m_read_md_filename.
11666 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11667 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11668 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11669 (first_dir_md_include): Delete in favor of
11670 rtx_reader::m_first_dir_md_include.
11671 (last_dir_md_include_ptr): Delete in favor of
11672 rtx_reader::m_last_dir_md_include_ptr.
11673 (max_include_len): Delete.
11674 (rtx_reader_ptr): New.
11675 (fatal_with_file_and_line): Use get_filename and get_lineno
11676 accessors of rtx_reader_ptr.
11677 (require_char_ws): Likewise.
11678 (rtx_reader::read_char): New method, based on ::read_char.
11679 (rtx_reader::unread_char): New method, based on ::unread_char.
11680 (read_escape): Use get_filename and get_lineno accessors of
11682 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11683 (read_string): Use get_filename and get_lineno accessors of
11685 (rtx_reader::rtx_reader): New ctor.
11686 (rtx_reader::~rtx_reader): New dtor.
11687 (handle_include): Convert from a function to...
11688 (rtx_reader::handle_include): ...this method, converting
11689 handle_directive from a callback to a virtual function.
11690 (handle_file): Likewise, converting to...
11691 (rtx_reader::handle_file): ...this method.
11692 (handle_toplevel_file): Likewise, converting to...
11693 (rtx_reader::handle_toplevel_file): ...this method.
11694 (rtx_reader::get_current_location): New method.
11695 (parse_include): Convert from a function to...
11696 (rtx_reader::add_include_path): ...this method, dropping redundant
11697 update to unused max_include_len.
11698 (read_md_files): Convert from a function to...
11699 (rtx_reader::read_md_files): ...this method, converting
11700 handle_directive from a callback to a virtual function.
11701 (noop_reader::handle_unknown_directive): New method.
11702 * read-md.h (directive_handler_t): Delete this typedef.
11703 (in_fname): Delete.
11704 (read_md_file): Delete.
11705 (read_md_lineno): Delete.
11706 (read_md_filename): Delete.
11707 (class rtx_reader): New class.
11708 (rtx_reader_ptr): New decl.
11709 (class noop_reader): New subclass of rtx_reader.
11710 (read_char): Reimplement in terms of rtx_reader::read_char.
11711 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11712 (read_md_files): Delete.
11713 * read-rtl.c (read_rtx_code): Update for deletion of globals
11714 read_md_filename and read_md_lineno.
11716 2016-09-21 Jason Merrill <jason@redhat.com>
11718 * input.h (from_macro_definition_at): New.
11720 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11722 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11724 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11726 PR tree-optimization/77550
11727 * tree-vect-stmts.c (create_array_ref): Change parameters.
11728 (get_group_alias_ptr_type): New function.
11729 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11731 2016-09-21 Marek Polacek <polacek@redhat.com>
11733 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11734 Add falls through comment.
11736 2016-09-21 Richard Biener <rguenther@suse.de>
11738 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11739 (replace_child): Likewise.
11740 (remove_child_TAG): Adjust.
11741 (move_marked_base_types): Likewise.
11742 (prune_unused_types_prune): Clear die_sib of removed children.
11744 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11747 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11748 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11750 2016-09-21 Richard Biener <rguenther@suse.de>
11752 PR tree-optimization/77648
11753 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11755 (make_transitive_closure_constraints): Adjust comment.
11756 (make_any_offset_constraints): New function.
11757 (handle_rhs_call): Make sure to first expand a pointer to all
11758 subfields before transitively closing it.
11759 (handle_const_call): Likewise. Properly expand returned
11761 (handle_pure_call): Likewise.
11763 2016-09-21 Richard Biener <rguenther@suse.de>
11764 Jakub Jelinek <jakub@redhat.com>
11766 PR tree-optimization/77621
11767 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11768 group at non-vectorizable stmts.
11770 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11772 PR tree-optimization/72835
11773 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11774 (make_new_ssa_for_all_defs): Likewise.
11775 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11777 2016-09-20 Martin Sebor <msebor@redhat.com>
11779 PR middle-end/49905
11780 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11781 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11782 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11783 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11784 * config/sol2.c (solaris_printf_pointer_format): New function.
11785 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11787 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11788 * doc/tm.texi: Regenerate.
11789 * gimple-fold.h (get_range_strlen): New function.
11790 (get_maxval_strlen): Declare existing function.
11791 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11792 maximum and minimum.
11793 (get_range_strlen): Define overload.
11794 (get_maxval_strlen): Adjust.
11795 * gimple-ssa-sprintf.c: New file and pass.
11796 * passes.def (pass_sprintf_length): Add new pass.
11797 * targhooks.h (default_printf_pointer_format): Declare new function.
11798 (gnu_libc_printf_pointer_format): Same.
11799 (solaris_libc_printf_pointer_format): Same.
11800 * targhooks.c (default_printf_pointer_format): Define new function.
11801 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11802 * print-tree.c: Increase buffer size.
11804 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11806 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11808 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11810 * common.opt: New option -fipa-vrp.
11811 * ipa-cp.c (ipa_get_vr_lat): New.
11812 (ipcp_vr_lattice::print): Likewise.
11813 (print_all_lattices): Call ipcp_vr_lattice::print.
11814 (ipcp_vr_lattice::meet_with): New.
11815 (ipcp_vr_lattice::meet_with_1): Likewise.
11816 (ipcp_vr_lattice::top_p): Likewise.
11817 (ipcp_vr_lattice::bottom_p): Likewsie.
11818 (ipcp_vr_lattice::set_to_bottom): Likewise.
11819 (set_all_contains_variable): Call VR set_to_bottom.
11820 (initialize_node_lattices): Init VR lattices.
11821 (propagate_vr_accross_jump_function): New.
11822 (propagate_constants_accross_call): Call
11823 propagate_vr_accross_jump_function.
11824 (ipcp_store_vr_results): New.
11825 (ipcp_driver): Handle VR.
11826 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11827 (ipa_set_jf_unknown): Likewise.
11828 (ipa_compute_jump_functions_for_edge): Likewise.
11829 (ipa_node_params_t::duplicate): Likewise.
11830 (ipa_write_jump_function): Likewise.
11831 (ipa_read_jump_function): Likewise.
11832 (write_ipcp_transformation_info): Likewise.
11833 (read_ipcp_transformation_info): Likewise.
11834 (ipcp_update_vr): New.
11835 (ipcp_transform_function): Handle VR.
11836 * ipa-prop.h (struct ipa_vr): New.
11837 * cgraph.c: Include tree-vrp.h.
11838 * cgraphunit.c: Likewise.
11839 * ipa-utils.c: Likewise.
11841 * opts.c: Likewise.
11842 * toplev.c: Likewise.
11843 * ipa-devirt.c: Likewise.
11844 * ipa-inline-transform.c: Likewise.
11845 * ipa-inline.c: Likewise.
11846 * ipa-profile.c: Likewise.
11848 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11850 * doc/invoke.texi: Document -fdump-tree-evrp.
11851 * passes.def: Define new pass_early_vrp.
11852 * timevar.def: Define new TV_TREE_EARLY_VRP.
11853 * tree-pass.h (make_pass_early_vrp): New.
11854 * tree-ssa-propagate.c: Make replace_uses_in non static.
11855 * tree-ssa-propagate.h: Export replace_uses_in.
11856 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11857 (extract_range_from_assert): Factor out
11858 extract_range_for_var_from_comparison_expr.
11859 (vrp_initialize_lattice): New.
11860 (vrp_initialize): Factor out vrp_initialize_lattice.
11861 (vrp_valueize): Fix it to reject complex value ranges.
11862 (vrp_free_lattice): New.
11863 (evrp_dom_walker::before_dom_children): Likewise.
11864 (evrp_dom_walker::after_dom_children): Likewise.
11865 (evrp_dom_walker::push_value_range): Likewise.
11866 (evrp_dom_walker::pop_value_range): Likewise.
11867 (execute_early_vrp): Likewise.
11868 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11869 (make_pass_early_vrp): New.
11871 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11873 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11874 instead of exact_log2.
11876 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11879 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11880 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11881 (ix86_add_stmt_cost): Penalize DFmode vector operations
11882 for !TARGET_VECTORIZE_DOUBLE.
11884 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11886 * doc/invoke.texi (Warning Options): Simplify language.
11887 (Optimize Options): Complete sentence.
11889 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11891 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11894 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11897 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11898 inits on power8 and above, use the VMRGEW instruction instead of a
11901 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11902 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11905 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11907 * config/aarch64/arm_neon.h
11908 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11909 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11910 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11912 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11914 * config/var/vax.h (ELIMINABLE_REGS): Define.
11915 (INITIAL_ELIMINATION_OFFSET): Define.
11917 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11919 PR middle-end/77624
11920 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11921 cast to void * if the cast is from some other pointer type.
11923 2016-09-20 Richard Biener <rguenther@suse.de>
11925 PR tree-optimization/77646
11926 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11929 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11931 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11932 attributes to all inlined functions and make them extern.
11934 2016-09-20 Richard Biener <rguenther@suse.de>
11936 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11938 * debug.c (do_nothing_debug_hooks): Adjust.
11939 * dbxout.c (dbx_debug_hooks): Likewise.
11940 * sdbout.c (sdb_debug_hooks): Likewise.
11941 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11942 (dwarf2out_finish): Move producer, filename and
11943 path annotation ...
11944 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11945 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11947 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11950 * doc/invoke.texi: Document -Wint-in-bool-context.
11952 PR middle-end/77421
11953 * dwarf2out.c (output_loc_operands): Fix an assertion.
11955 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11957 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11958 (CR_DECIMAL_DIG): New macro.
11960 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11962 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11965 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11967 PR rtl-optimization/77416
11968 * lra-remat.c (operand_to_remat): Process hard coded insn
11971 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11973 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11974 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11976 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11978 * target.def (lra_p): Wordsmithing.
11979 * doc/tm.texi: Regenerate.
11981 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11982 Jan Hubicka <jh@suse.cz>
11985 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11986 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11987 Call ultimate_alias_target just once, not up to 4 times.
11989 2016-09-19 Richard Biener <rguenther@suse.de>
11991 * dwarf2out.c (early_dwarf_finished): New global.
11992 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11994 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11995 if called from LTO exit early.
11996 (dwarf2out_late_global_decl): When being during the early
11997 debug phase do not add locations but only const value attributes.
11998 Adjust the way we generate early DIEs for LTO.
12000 2016-09-19 Richard Biener <rguenther@suse.de>
12002 PR middle-end/77605
12003 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
12004 proper niter to bound the loops.
12006 2016-09-19 Richard Biener <rguenther@suse.de>
12008 PR tree-optimization/77514
12009 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
12010 search for folded stmt.
12012 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
12014 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
12015 * tree-pass.h (make_pass_early_thread_jumps): Declare.
12016 * tree-ssa-threadbackward.c (fsm_find_thread_path,
12017 fsm_find_thread_path, profitable_jump_thread_path,
12018 fsm_find_control_statement_thread_paths,
12019 find_jump_threads_backwards): Add speed_p parameter.
12020 (pass_data_early_thread_jumps): New pass.
12021 (make_pass_early_thread_jumps): New function.
12023 2016-09-17 Andreas Schwab <schwab@suse.de>
12025 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
12026 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12028 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
12030 * recog.c (rest_of_handle_split_after_reload): Delete.
12031 (pass_split_after_reload::gate): New method.
12032 (pass_split_after_reload::execute): Call split_all_insns directly.
12034 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
12036 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
12037 parameters for functions taking long long arguments.
12039 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12042 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
12043 splat with truncate.
12045 2016-09-16 Jason Merrill <jason@redhat.com>
12047 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
12049 * hwint.c (exact_log2): Use pow2p_hwi.
12050 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
12051 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
12052 * builtins.c (get_object_alignment_2, get_object_alignment)
12053 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
12055 * calls.c (compute_argument_addresses, store_one_arg): Use
12057 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
12058 * combine.c (force_to_mode): Use least_bit_hwi.
12059 (contains_muldiv, find_split_point, combine_simplify_rtx)
12060 (simplify_if_then_else, simplify_set, force_to_mode)
12061 (if_then_else_cond, simplify_and_const_int_1)
12062 (simplify_compare_const): Use pow2p_hwi.
12063 * cse.c (fold_rtx): Use pow2p_hwi.
12064 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
12066 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
12067 (init_expmed_one_conv): Use pow2p_hwi.
12068 * expr.c (is_aligning_offset): Use pow2p_hwi.
12069 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
12070 (fold_binary_loc): Use pow2p_hwi.
12071 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
12072 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
12073 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
12074 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
12076 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12077 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12078 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12079 * omp-low.c (oacc_loop_fixed_partitions)
12080 (oacc_loop_auto_partitions): Use least_bit_hwi.
12081 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12082 * stor-layout.c (place_field): Use least_bit_hwi.
12083 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12084 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12085 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12086 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12087 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12088 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12089 (vect_grouped_store_supported, vect_grouped_load_supported)
12090 (vect_permute_load_chain, vect_shift_permute_load_chain)
12091 (vect_transform_grouped_load): Use pow2p_hwi.
12092 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12093 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12094 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12096 * tsan.c (instrument_expr): Use least_bit_hwi.
12097 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12099 2016-09-16 Andreas Schwab <schwab@suse.de>
12101 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12102 OFFSET, not offset.
12103 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12105 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12108 * combine.c (rest_of_handle_combine): If any edges have been purged,
12109 free dominators if available.
12111 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12112 Eric Botcazou <ebotcazou@adacore.com>
12114 PR middle-end/77594
12115 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12116 through into expand_addsub_overflow after expand_neg_overflow.
12118 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12120 * diagnostic-show-locus.c
12121 (selftest::test_fixit_insert_containing_newline): New function.
12122 (selftest::test_fixit_replace_containing_newline): New function.
12123 (selftest::diagnostic_show_locus_c_tests): Call the above.
12125 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12127 PR tree-optimization/77503
12128 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12129 code for CONST_COND_REDUCTION at analysis stage and use it at
12131 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12132 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12133 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12136 2016-09-15 Richard Biener <rguenther@suse.de>
12138 PR middle-end/77544
12139 * fold-const.c (split_tree): Do not split constant ~X.
12141 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12143 PR rtl-optimization/77425
12144 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12147 PR middle-end/77475
12148 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12149 use %qs instead of %s where desirable, use argument instead of arg in
12150 the diagnostic wording, add list of supported strategies and
12152 (ix86_option_override_internal): Emit target("m...") instead of
12153 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12154 -march/-mtune option diagnostic. Add list of supported arches/tunings
12155 and spellcheck hint. Remove prefix, suffix and sw variables, use
12156 main_args_p ? "..." : "..." in diagnostics to make translation
12159 2016-09-15 Richard Biener <rguenther@suse.de>
12161 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12162 extra offset argument.
12163 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12164 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12165 to reflect new offset parameter.
12166 * doc/tm.texi: Regenerate.
12167 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12168 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12170 (darwin_asm_output_dwarf_offset): Likewise.
12171 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12173 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12174 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12175 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12177 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12180 * ipa-icf.c (set_alias_uids): New function.
12181 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12182 all the merged variable's referring aliases.
12184 2016-09-15 Richard Biener <rguenther@suse.de>
12186 PR tree-optimization/77514
12187 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12188 only forced_stmts sequence.
12190 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12192 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12193 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12194 FOR_EACH_SSA_NAME to iterate over SSA variables.
12195 (pass_expand::execute): Likewise.
12196 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12197 * tree-cfg.c (dump_function_to_file): Likewise.
12198 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12199 (update_ssa): Likewise.
12200 * tree-ssa-alias.c (dump_alias_info): Likewise.
12201 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12202 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12203 (create_outofssa_var_map): Likewise.
12204 (coalesce_ssa_name): Likewise.
12205 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12206 * tree-ssa-pre.c (compute_avail): Likewise.
12207 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12208 (scc_vn_restore_ssa_info): Likewise.
12209 (free_scc_vn): Likwise.
12210 (run_scc_vn): Likewise.
12211 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12212 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12213 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12214 * tree-ssa.c (verify_ssa): Likewise.
12216 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12218 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12219 and mips64r2 as default 32-bit and 64-bit architectures.
12220 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12221 as default 32-bit and 64-bit architectures.
12223 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12225 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12228 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12230 * target.def (lra_p): Change commentary (for the manual) for the
12232 * doc/tm.texi: Regenerate.
12234 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12236 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12237 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12238 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12239 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12241 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12243 * targhooks.c (default_lra_p): Return true instead of false.
12245 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12247 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12248 hook_bool_void_false.
12249 * config/avr/avr.c: Ditto.
12250 * config/bfin/bfin.c: Ditto.
12251 * config/c6x/c6x.c: Ditto.
12252 * config/cr16/cr16.c: Ditto.
12253 * config/cris/cris.c: Ditto.
12254 * config/epiphany/epiphany.c: Ditto.
12255 * config/fr30/fr30.c: Ditto.
12256 * config/frv/frv.c: Ditto.
12257 * config/h8300/h8300.c: Ditto.
12258 * config/ia64/ia64.c: Ditto.
12259 * config/iq2000/iq2000.c: Ditto.
12260 * config/lm32/lm32.c: Ditto.
12261 * config/m32c/m32c.c: Ditto.
12262 * config/m32r/m32r.c: Ditto.
12263 * config/m68k/m68k.c: Ditto.
12264 * config/mcore/mcore.c: Ditto.
12265 * config/microblaze/microblaze.c: Ditto.
12266 * config/mmix/mmix.c: Ditto.
12267 * config/mn10300/mn10300.c: Ditto.
12268 * config/moxie/moxie.c: Ditto.
12269 * config/msp430/msp430.c: Ditto.
12270 * config/nios2/nios2.c: Ditto.
12271 * config/nvptx/nvptx.c: Ditto.
12272 * config/pa/pa.c: Ditto.
12273 * config/pdp11/pdp11.c: Ditto.
12274 * config/rl78/rl78.c: Ditto.
12275 * config/sparc/sparc.c: Ditto.
12276 * config/spu/spu.c: Ditto.
12277 * config/stormy16/stormy16.c: Ditto.
12278 * config/tilegx/tilegx.c: Ditto.
12279 * config/tilepro/tilepro.c: Ditto.
12280 * config/v850/v850.c: Ditto.
12281 * config/vax/vax.c: Ditto.
12282 * config/visium/visium.c: Ditto.
12283 * config/xtensa/xtensa.c: Ditto.
12285 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12288 * tsan.c: Include target.h.
12289 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12290 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12291 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12292 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12293 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12295 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12296 Martin Liska <mliska@suse.cz>
12298 PR middle-end/77574
12299 * predict.c (force_edge_cold): Add braces to a condition.
12301 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12303 PR rtl-optimization/77289
12304 * lra-constraints.c (get_final_hard_regno): Removed.
12305 (get_hard_regno): Add new parameter final_p.
12306 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12307 (operands_match_p): Adjust call to get_hard_regno.
12308 (uses_hard_regs_p): Likewise.
12309 (process_alt_operands): Likewise.
12311 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12314 * config/msp430/msp430.c (msp430_start_function): Emit an error
12315 if a function is both weak and specifies an interrupt number.
12317 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12319 PR tree-optimization/77454
12320 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12321 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12324 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12326 * config/aarch64/aarch64-builtins.c
12327 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12329 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12331 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12332 SFmode and SCmode arguments by reference.
12334 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12336 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12338 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12339 for renaming of add_fixit_insert to add_fixit_insert_before.
12340 (selftest::test_one_liner_fixit_insert_after): New function.
12341 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12342 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12343 (selftest::test_one_liner_many_fixits): Likewise.
12344 (selftest::test_diagnostic_show_locus_one_liner): Update for
12345 renaming, call new test function.
12346 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12347 renaming of add_fixit_insert to add_fixit_insert_before.
12348 (selftest::test_fixit_consolidation): Likewise.
12349 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12351 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12352 (selftest::test_applying_fixits_insert_before): ...this.
12353 (selftest::test_applying_fixits_insert): Update for renaming of
12354 add_fixit_insert to add_fixit_insert_before.
12355 (selftest::test_applying_fixits_insert_after): New function.
12356 (selftest::test_applying_fixits_insert_after_at_line_end): New
12358 (selftest::test_applying_fixits_insert_after_failure): New function.
12359 (selftest::test_applying_fixits_multiple): Update for renaming of
12360 add_fixit_insert to add_fixit_insert_before.
12361 (selftest::change_line): Likewise.
12362 (selftest::test_applying_fixits_unreadable_file): Likewise.
12363 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12364 (selftest::test_applying_fixits_column_validation): Likewise.
12365 (selftest::test_applying_fixits_column_validation): Likewise.
12366 (selftest::edit_context_c_tests): Update for renamed test function;
12367 call new test functions.
12369 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12371 PR tree-optimization/77536
12372 PR rtl-optimization/68212
12373 * config/rs6000/rs6000.md (div->recip splitter): Remove
12374 optimize_insn_for_speed_p condition.
12376 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12378 * optabs.c (prepare_cmp_insn): Update documentation comment.
12380 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12381 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12383 PR middle-end/77475
12384 * opts.h (candidates_list_and_hint): Declare.
12385 * opts-common.c (candidates_list_and_hint): New function.
12386 (cmdline_handle_error): Use it.
12388 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12390 * edit-context.c (edited_line::get_len): New accessor.
12391 (edited_file::print_diff): Split out hunk-printing into...
12392 (edited_file::print_diff_hunk): New method.
12393 (edited_file::print_diff_line): New method.
12395 2016-09-12 Andrew Pinski <apinski@cavium.com>
12397 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12399 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12400 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12401 (aarch64_operands_ok_for_ldpstp): Return false if
12402 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12403 was SImode and the alignment is less than 8 byte.
12404 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12406 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12409 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12411 2016-09-12 Marek Polacek <polacek@redhat.com>
12413 * doc/extend.texi: Use lowercase "boolean".
12414 * doc/invoke.texi: Likewise.
12415 * doc/md.texi: Likewise.
12416 * target.def: Likewise.
12417 * doc/tm.texi: Regenerated.
12419 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12421 PR middle-end/77426
12422 * expmed.c (synth_mult): Delete duplicate mode check.
12424 2016-09-10 Tom de Vries <tom@codesourcery.com>
12427 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12429 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12430 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12432 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12434 PR rtl-optimization/77289
12435 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12436 register numbers. Remove support for subregs.
12437 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12438 (get_reg_class): Delete removed get_final_hard_regno() argument.
12439 (uses_hard_regs_p): Call get_final_hard_regno().
12441 2016-09-09 Martin Sebor <msebor@redhat.com>
12445 * pretty-print.c (pp_quoted_string): New function.
12446 (pp_format): Call it for %c and %s directives.
12448 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12450 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12451 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12452 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12453 * target.def (frame_pointer_required, can_eliminate): Likewise.
12454 * doc/tm.texi: Regenerated.
12455 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12457 * df-scan.c (df_hard_reg_init): Likewise.
12458 * ira.c (ira_setup_eliminable_regset): Likewise.
12459 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12460 init_elim_table): Likewise.
12461 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12462 set_initial_elim_offsets, update_eliminables,
12463 init_elim_table): Likewise.
12464 * rtlanal.c (get_initial_register_offset): Likewise.
12465 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12466 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12467 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12468 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12469 * config/fr30/fr30.h: Fix comment.
12470 * config/frv/frv.c: Likewise.
12471 * config/frv/frv.h: Likewise.
12472 * config/ft32/ft32.h: Likewise.
12473 * config/visium/visium.h: Likewise.
12474 * config/pa/pa64-linux.h: Likewise.
12475 * config/v850/v850.h: Likewise.
12476 * config/cris/cris.c: Likewise.
12477 * config/ia64/ia64.h: Likewise.
12478 * config/moxie/moxie.h: Likewise.
12479 * config/m32r/m32r.h: Likewise.
12481 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12484 * config.in: Regenerate.
12485 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12487 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12488 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12489 static-libmpxwrappers case.
12490 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12491 MPX_LD_AS_NEEDED_GUARD_POP.
12492 * configure: Regenerate.
12493 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12494 defined if linker support "--push-state"/"--pop-state".
12496 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12498 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12500 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12502 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12503 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12504 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12505 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12506 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12507 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12508 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12510 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12511 width macros from TS 18661-1.
12512 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12514 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12517 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12518 OMP_CLAUSE_SAFELEN_EXPR.
12520 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12522 * Makefile.in (OBJS): Add substring-locations.o.
12523 * langhooks-def.h (class substring_loc): New forward decl.
12524 (lhd_get_substring_location): New decl.
12525 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12526 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12527 * langhooks.c (lhd_get_substring_location): New function.
12528 * langhooks.h (class substring_loc): New forward decl.
12529 (struct lang_hooks): Add field get_substring_location.
12530 * substring-locations.c: New file, taking definition of
12531 format_warning_va and format_warning_at_substring from
12532 c-family/c-format.c, making them non-static.
12533 * substring-locations.h (class substring_loc): Move class here
12534 from c-family/c-common.h. Add and rewrite comments.
12535 (format_warning_va): New decl.
12536 (format_warning_at_substring): New decl.
12537 (get_source_location_for_substring): Add comment.
12539 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12541 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12542 to avoid -Wnarrowing warning.
12543 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12544 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12546 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12548 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12549 Avoid use of base_offset if offset already in range.
12551 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12553 * config/sh/sh-protos.h (struct sh_atomic_model,
12554 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12555 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12556 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12557 * config/sh/sh.h (struct sh_atomic_model,
12558 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12559 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12560 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12561 Guard with __cplusplus.
12563 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12566 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12567 unsupported or unknown ISA, use expand_call.
12569 2016-09-06 Martin Liska <mliska@suse.cz>
12571 PR gcov-profile/77378
12572 PR gcov-profile/77466
12573 * tree-profile.c (tree_profiling): Detect whether target can use
12574 -fprofile-update=atomic.
12576 2016-09-06 Richard Biener <rguenther@suse.de>
12578 PR tree-optimization/77479
12579 * tree-vrp.c (update_value_range): Extend overflow handling to
12582 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12585 * config/i386/i386.md (isa): Add x64_avx512bw.
12586 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12587 (kmov_isa): New mode attr.
12588 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12589 (*zero_extend<mode>si2): Likewise.
12590 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12592 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12594 * doc/invoke.texi (SPU Options): nops -> NOPs.
12595 (x86 Options): Ditto.
12597 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12599 PR middle-end/77475
12600 * toplev.c (process_options): Temporarily set input_location
12601 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12603 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12605 PR rtl-optimization/77452
12606 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12607 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12609 2016-09-05 Marek Polacek <polacek@redhat.com>
12612 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12614 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12617 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12618 *insn_out == '*' test. Don't copy unnecessary to yet another
12619 memory buffer, and don't leak it.
12621 PR rtl-optimization/77425
12622 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12624 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12626 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12628 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12630 * common.opt (fdiagnostics-generate-patch): New option.
12631 * diagnostic.c: Include "edit-context.h".
12632 (diagnostic_initialize): Initialize context->edit_context_ptr.
12633 (diagnostic_finish): Delete context->edit_context_ptr.
12634 (diagnostic_report_diagnostic): Add fix-it hints from the
12635 diagnostic to context->edit_context_ptr, if any.
12636 * diagnostic.h (class edit_context): Add forward decl.
12637 (struct diagnostic_context): Add field "edit_context_ptr".
12638 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12639 -fdiagnostics-generate-patch.
12640 (-fdiagnostics-generate-patch): New item.
12641 * toplev.c: Include "edit-context.h".
12642 (process_options): Set global_dc->edit_context_ptr to a new
12643 edit_context if the options need one.
12644 (toplev::main): Handle -fdiagnostics-generate-patch by using
12645 global_dc->edit_context_ptr.
12647 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12650 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12651 map and firstprivate clauses on target construct for _Atomic
12653 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12654 on target construct for _Atomic qualified decls.
12655 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12657 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12658 _Atomic qualified arguments not mentioned in uniform clause.
12660 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12662 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12663 * diagnostic-color.c (color_dict): Add "diff-filename",
12664 "diff-hunk", "diff-delete", and "diff-insert".
12665 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12666 to reflect above changes.
12667 * doc/invoke.texi (-fdiagnostics-color): Update description of
12668 default GCC_COLORS, and of the supported capabilities.
12669 * edit-context.c: New file.
12670 * edit-context.h: New file.
12671 * input.c (struct fcache): Add field "missing_trailing_newline".
12672 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12674 (add_file_to_cache_tab): Likewise.
12675 (fcache::fcache): Likewise.
12676 (get_next_line): Update c->missing_trailing_newline.
12677 (location_missing_trailing_newline): New function.
12678 * input.h (location_missing_trailing_newline): New decl.
12679 * selftest-run-tests.c (selftest::run_tests): Call
12680 edit_context_c_tests.
12681 * selftest.h (edit_context_c_tests): New decl.
12683 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12684 Richard Biener <rguenth@suse.de>
12686 PR tree-optimization/77444
12687 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12688 as steptype, remove redundant initialization.
12690 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12693 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12694 (sanopt_optimize_walker): Optimize away
12695 __asan_before_dynamic_init (...) followed by
12696 __asan_after_dynamic_init () without intervening memory loads/stores.
12697 * ipa-pure-const.c (special_builtin_state): Handle
12698 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12699 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12701 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12703 * cfg.c (free_original_copy_tables): Replace second assignment of
12704 bb_copy = NULL by bb_original = NULL.
12706 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12709 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12710 assignment added in r216794.
12712 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12714 * Makefile.in (OBJS): Add typed-splay-tree.o.
12715 * selftest-run-tests.c (selftest::run_tests): Call
12716 typed_splay_tree_c_tests.
12717 * selftest.h (typed_splay_tree_c_tests): New decl.
12718 * typed-splay-tree.c: New file.
12719 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12720 (typed_splay_tree::max): New method.
12721 (typed_splay_tree::min): New method.
12722 (typed_splay_tree::foreach): New method.
12723 (typed_splay_tree::closure): New struct.
12724 (typed_splay_tree::inner_foreach_fn): New function.
12726 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12728 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12729 -fipa-cp-bit to -fipa-bit-cp.
12731 2016-09-01 Martin Sebor <msebor@redhat.com>
12733 PR tree-optimization/71831
12734 * tree-object-size.h: Return bool instead of the size and add
12735 argument for the size.
12736 * tree-object-size.c (compute_object_offset): Update signature.
12737 (addr_object_size): Same.
12738 (compute_builtin_object_size): Return bool instead of the size
12739 and add argument for the size. Handle POINTER_PLUS_EXPR when
12740 optimization is disabled.
12741 (expr_object_size): Adjust.
12742 (plus_stmt_object_size): Adjust.
12743 (pass_object_sizes::execute): Adjust.
12744 * builtins.c (fold_builtin_object_size): Adjust.
12745 * doc/extend.texi (Object Size Checking): Update.
12746 * ubsan.c (instrument_object_size): Adjust.
12748 2016-09-01 Martin Sebor <msebor@redhat.com>
12750 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12751 it fits the output of the formatted function regardless of its
12753 * genmodes.c (parser::parse_expr): Same.
12754 * gimplify.c (gimplify_asm_expr): Same.
12755 * passes.c (pass_manager::register_one_dump_file): Same.
12756 * print-tree.c (print_node): Same.
12758 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12760 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12762 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12764 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12766 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12768 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12769 * config/rs6000/vector.md: Ditto.
12770 * config/rs6000/vsx.md: Ditto.
12772 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12774 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12775 first in all cases.
12777 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12779 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12780 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12781 *return_and_restore_gpregs_<mode>_r11,
12782 *return_and_restore_gpregs_<mode>_r12,
12783 *return_and_restore_gpregs_<mode>_r1,
12784 *return_and_restore_fpregs_<mode>_r11,
12785 *return_and_restore_fpregs_<mode>_r12,
12786 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12787 directly instead of via the "l" constraint. Renumber operands.
12790 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12792 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12793 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12794 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12795 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12796 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12797 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12798 *call_value_nonlocal_darwin64, reload_macho_picbase,
12799 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12800 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12801 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12802 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12803 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12804 *save_fpregs_<mode>_r1): Ditto.
12805 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12806 *return_and_restore_gpregs_spe): Ditto.
12808 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12810 * config/rs6000/rs6000.md
12811 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12812 the use of the link register.
12813 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12815 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12816 Michael Meissner <meissner@linux.vnet.ibm.com>
12819 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12820 reg+reg addressing for TImode.
12821 (rs6000_legitimate_address_p): Only allow register indirect
12822 addressing for TImode, even without TARGET_QUAD_MEMORY.
12824 2016-09-01 Richard Biener <rguenther@suse.de>
12826 PR middle-end/77436
12827 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12828 check whether the result fits the desired result type.
12830 2016-09-01 Nathan Sidwell <nathan@acm.org>
12832 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12834 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12836 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12838 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12840 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12842 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12843 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12844 for comparisons of integer ZERO_EXTEND against zero.
12846 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12848 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12849 STV pass if -mstackrealign is enabled.
12851 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12853 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12856 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12858 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12859 (layout_range::intersects_line_p): New method.
12860 (test_range_contains_point_for_single_point): Rename to...
12861 (test_layout_range_for_single_point): ...this, and add testing
12862 for layout_range::intersects_line_p.
12863 (test_range_contains_point_for_single_line): Rename to...
12864 (test_layout_range_for_single_line): ...this, and add testing
12865 for layout_range::intersects_line_p.
12866 (test_range_contains_point_for_multiple_lines): Rename to...
12867 (test_layout_range_for_multiple_lines): ...this, and add testing
12868 for layout_range::intersects_line_p.
12869 (layout::layout): Populate m_fixit_hints.
12870 (layout::get_expanded_location): Handle the case of a line-span
12872 (layout::validate_fixit_hint_p): New method.
12873 (get_line_span_for_fixit_hint): New function.
12874 (layout::calculate_line_spans): Add spans for fixit-hints.
12875 (layout::should_print_annotation_line_p): New method.
12876 (layout::print_any_fixits): Drop param "richloc", instead using
12877 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12878 (diagnostic_show_locus): Avoid printing blank annotation lines.
12879 (selftest::test_diagnostic_context::test_diagnostic_context):
12880 Initialize show_column and start_span.
12881 (selftest::test_diagnostic_context::start_span_cb): New static
12883 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12884 (selftest::diagnostic_show_locus_c_tests): Update for function
12885 renamings. Call test_diagnostic_show_locus_fixit_lines.
12887 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12889 PR tree-optimization/73714
12890 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12892 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12894 * selftest.c: Move "namespace selftest {" to top of file,
12895 removing explicit "selftest::" qualifiers throughout.
12897 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12899 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12901 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12902 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12903 Replace builtin with vector extension.
12904 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12906 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12907 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12908 Replace builtin with vector extension.
12909 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12910 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12911 Replace builtin with vector extension.
12912 * config/i386/xmmintrin.h (__m128_u): New type.
12913 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12914 (_mm_load_ps, _mm_store_ps): Simplify.
12916 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12918 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12920 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12922 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12923 than 3 ranges per diagnostic by alternating between color 1 and
12925 (layout::layout): Replace use of rich_location::MAX_RANGES
12926 with richloc->get_num_locations ().
12927 (layout::calculate_line_spans): Replace use of
12928 rich_location::MAX_RANGES with m_layout_ranges.length ().
12929 (layout::print_annotation_line): Handle arbitrary numbers of
12930 ranges in caret-printing by defaulting to '^'.
12931 (selftest::test_one_liner_many_fixits): New function.
12932 (test_diagnostic_show_locus_one_liner): Call it.
12933 * diagnostic.c (diagnostic_initialize): Update for renaming
12934 of rich_location::MAX_RANGES to
12935 rich_location::STATICALLY_ALLOCATED_RANGES.
12936 * diagnostic.h (struct diagnostic_context): Likewise.
12938 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12940 * selftest.c (selftest::named_temp_file::named_temp_file): New
12942 (selftest::temp_source_file::~temp_source_file): Move to...
12943 (selftest::named_temp_file::~named_temp_file): ...here.
12944 (selftest::test_named_temp_file): New function.
12945 (selftest::selftest_c_tests): Call test_named_temp_file.
12946 * selftest.h (class named_temp_file): New class.
12947 (class temp_source_file): Convert to a subclass of named_temp_file.
12949 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12951 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12952 USEs of LR_REGNO in returns and sibcalls.
12953 (rs6000_output_mi_thunk): Similar.
12954 (rs6000_sibcall_aix): Similar.
12955 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12956 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12957 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12958 Remove the USE of LR_REGNO from the patterns as well. Delete an
12960 (return_internal_<mode>): Delete.
12962 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12964 * config/aarch64/aarch64-simd.md
12965 (aarch64_ld2<mode>_dreg_le): New.
12966 (aarch64_ld2<mode>_dreg_be): New.
12967 (aarch64_ld2<mode>_dreg): Removed.
12968 (aarch64_ld3<mode>_dreg_le): New.
12969 (aarch64_ld3<mode>_dreg_be): New.
12970 (aarch64_ld3<mode>_dreg): Removed.
12971 (aarch64_ld4<mode>_dreg_le): New.
12972 (aarch64_ld4<mode>_dreg_be): New.
12973 (aarch64_ld4<mode>_dreg): Removed.
12974 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12976 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12978 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12979 redundant location param.
12980 (test_one_liner_fixit_remove): Likewise.
12981 (test_one_liner_fixit_replace): Likewise.
12982 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12983 * gcc-rich-location.c
12984 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12985 get_range_from_loc. Drop overload taking a const char *.
12986 * gcc-rich-location.h
12987 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12990 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12992 * config/linux.c (linux_libc_has_function): Return true on musl.
12994 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12996 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12998 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
13000 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
13001 used for abnormal egdes.
13003 2016-08-30 Jakub Jelinek <jakub@redhat.com>
13005 PR tree-optimization/72866
13006 * tree-vect-patterns.c (search_type_for_mask): Turn into
13007 a small wrapper, move all code to ...
13008 (search_type_for_mask_1): ... this new function. Add caching
13009 and adjust recursive calls.
13012 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
13013 instead of lookup_type_die (type_main_variant (type)) even for array
13016 PR middle-end/77377
13017 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
13018 constant pool reference return x instead of c.
13020 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
13022 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
13025 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13028 (selftest::test_make_location_nonpure_range_endpoints): Fix
13031 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13033 * diagnostic-show-locus.c
13034 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
13036 (selftest::test_diagnostic_show_locus_one_liner): Call it.
13037 * input.c (get_pure_location): Move to libcpp/line-map.c.
13038 * input.h (get_pure_location): Convert decl to an inline function
13039 calling implementation in libcpp.
13041 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
13044 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
13045 template for intel asm dialect.
13046 (vec_set_hi_<mode><mask_name>): Ditto.
13048 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13050 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
13051 (selftest::fail_formatted): Likewise.
13053 2016-08-29 David Malcolm <dmalcolm@redhat.com>
13055 * input.c (make_location): Call get_start and get_finish
13056 on the endpoints to avoid storing packed ranges or ad-hoc
13058 (selftest::test_make_location_nonpure_range_endpoints): New function.
13059 (selftest::input_c_tests): Call it.
13060 * input.h (get_start): New inline function.
13062 2016-08-29 Tom de Vries <tom@codesourcery.com>
13065 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
13068 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
13070 * Makefile.in (gcov-iov.h): Add dummy recipe.
13072 2016-08-29 Nathan Sidwell <nathan@acm.org>
13074 * config/nvptx/nvptx.c: #include tree-vrp.h.
13076 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13079 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13080 HIGH+LO construct during reload.
13082 2016-08-28 Tom de Vries <tom@codesourcery.com>
13085 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13086 'sysv_abi va_list' attribute.
13087 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13088 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13091 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13093 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13094 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13095 (unshare_all_rtl_again): Likewise.
13096 * function.c (assign_stack_local_1): Likewise.
13097 (assign_stack_temp_for_type): Likewise.
13099 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13101 * cfgbuild.c (make_edges): Adjust.
13102 * cfgrtl.c (can_delete_label_p): Likewise.
13103 * dwarf2cfi.c (create_trace_edges): Likewise.
13104 * except.c (sjlj_emit_dispatch_table): Likewise.
13105 * function.h (struct expr_status): make x_forced_labels a vector.
13106 * jump.c (rebuild_jump_labels_1): Adjust.
13107 * reload1.c (set_initial_label_offsets): Likewise.
13108 * stmt.c (force_label_rtx): Likewise.
13109 (expand_label): Likewise.
13111 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13113 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13115 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13117 PR tree-optimization/71077
13118 PR tree-optimization/68542
13119 * fold-const.c (fold_relational_const): Fix folding of
13120 VECTOR_CST comparisons that have a scalar boolean result type.
13121 (selftest::test_vector_folding): New static function.
13122 (selftest::fold_const_c_tests): Call it.
13124 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13126 * doc/extend.texi (SPU Built-in Functions): Remove stale
13127 references to material formerly at IBM and Sony.
13129 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13132 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13134 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13136 * diagnostic-show-locus.c
13137 (selftest::test_fixit_consolidation): New function.
13138 (selftest::diagnostic_show_locus_c_tests): Call it.
13139 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13140 constructor based on source_range.
13142 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13144 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13146 (parse_gcc_colors): Update description of default GCC_COLORS.
13147 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13148 (colorizer::set_fixit_insert): New method.
13149 (colorizer::set_fixit_delete): New method.
13150 (colorizer::get_color_by_name): New method.
13151 (colorizer::STATE_FIXIT_INSERT): New constant.
13152 (colorizer::STATE_FIXIT_DELETE): New constant.
13153 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13154 fields in favor of new field "m_stop_color". Add fields
13155 "m_fixit_insert" and "m_fixit_delete".
13156 (colorizer::colorizer): Update for above changes. Replace
13157 colorize_start calls with calls to get_color_by_name.
13158 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13159 STATE_FIXIT_DELETE. Update for field renamings.
13160 (colorizer::finish_state): Simplify by using m_stop_color,
13161 rather than multiple identical "*_ce" fields.
13162 (colorizer::get_color_by_name): New method.
13163 (layout::print_any_fixits): Print insertions and replacements
13164 using the "fixit-insert" color, and deletions using the
13165 "fixit-delete" color.
13166 * doc/invoke.texi (-fdiagnostics-color): Update description of
13167 default GCC_COLORS, and of the supported capabilities.
13169 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13171 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13172 current_function_static_stack_size variable with the static
13173 stack frame size of the current function when
13174 flag_stack_usage_info is enabled.
13176 2016-08-26 Nathan Sidwell <nathan@acm.org>
13178 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13179 assignment inside if condition.
13181 2016-08-26 Richard Biener <rguenther@suse.de>
13183 PR tree-optimization/69047
13184 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13185 extracts similar to what FRE does.
13186 (non_rewritable_mem_ref_base): Likewise.
13188 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13190 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13191 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13192 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13193 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13194 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13196 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13197 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13198 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13199 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13200 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13202 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13205 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13206 reservation duration to 15 cycles.
13207 (cortex_a8_vfp_macs): Likewise.
13208 (cortex_a8_vfp_macd): Likewise.
13209 (cortex_a8_vfp_divs): Likewise.
13210 (cortex_a8_vfp_divd): Likewise.
13212 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13214 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13215 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13217 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13218 Martin Jambhor <mjambor@suse.cz>
13220 * common.opt: New option -fipa-bit-cp.
13221 * doc/invoke.texi: Document -fipa-bit-cp.
13222 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13223 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13224 * tree-ssa-ccp.h: New header file.
13225 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13226 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13227 Replace all occurences of tree parameter by two new params: signop, int.
13228 (bit_value_unop_1): Change to bit_value_unop and export it.
13229 Replace all occurences of tree parameter by two new params: signop,
13231 (bit_value_binop): Change call from bit_value_binop_1 to
13233 (bit_value_assume_aligned): Likewise.
13234 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13235 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13237 (ccp_finalize): Skip processing if val->mask == 0.
13238 * ipa-cp.c: Include tree-ssa-ccp.h
13239 (ipcp_bits_lattice): New class.
13240 (ipcp_param_lattice (bits_lattice): New member.
13241 (print_all_lattices): Call ipcp_bits_lattice::print.
13242 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13243 (initialize_node_lattices): Likewise.
13244 (propagate_bits_accross_jump_function): New function.
13245 (propagate_constants_accross_call): Call
13246 propagate_bits_accross_jump_function.
13247 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13248 (ipcp_store_bits_results): New function.
13249 (ipcp_driver): Call ipcp_store_bits_results.
13250 * ipa-prop.h (ipa_bits): New struct.
13251 (ipa_jump_func): Add new member bits of type ipa_bits.
13252 (ipa_param_descriptor): Change decl to decl_or_type.
13253 (ipa_get_param): Change decl to decl_or_type and assert on
13255 (ipa_get_type): New function.
13256 (ipcp_transformation_summary): New member bits.
13257 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13258 (ipa_populate_param_decls): Likewise.
13259 (ipa_dump_param): Likewise.
13260 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13262 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13263 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13265 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13266 (ipa_write_jump_function): Add streaming for ipa_bits.
13267 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13268 (write_ipcp_transformation_info): Add streaming for ipa_bits
13269 summary for ltrans.
13270 (read_ipcp_transfomration_info): Add support for reading streamed
13272 (ipcp_update_bits): New function.
13273 (ipcp_transform_function): Call ipcp_update_bits.
13275 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13277 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13278 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13280 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13282 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13284 2016-08-25 Richard Biener <rguenther@suse.de>
13286 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13287 Only add locations in late dwarf.
13288 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13289 (dwarf2out_early_finish): But do it here.
13291 2016-08-24 Michael Collison <michael.collison@linaro.org>
13292 Michael Collison <michael.collison@arm.com>
13294 * config/arm/arm-modes.def: Add new condition code mode CC_V
13295 to represent the overflow bit.
13296 * config/arm/arm.c (maybe_get_arm_condition_code):
13297 Add support for CC_Vmode.
13298 (arm_gen_unlikely_cbranch): New function to generate common
13299 rtl conditional branches for overflow patterns.
13300 * config/arm/arm-protos.h: Add prototype for
13301 arm_gen_unlikely_cbranch.
13302 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13303 addsi3_compareV_upper): New patterns to support signed
13304 builtin overflow add operations.
13305 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13306 New patterns to support unsigned builtin add overflow operations.
13307 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13308 builtin overflow subtract operations,
13309 (usubv<mode>4): New patterns to support unsigned builtin subtract
13310 overflow operations.
13311 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13312 to support builtin overflow negate operations.
13314 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13317 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13319 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13320 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13323 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13325 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13326 MULTILIB_OPTIONS should be used. Small wording fixes.
13327 * genmultilib: Memorize set of all option combinations in
13328 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13329 found in MULTILIB_OPTIONS by checking if option set is listed in
13330 combination_space. Output new and existing error message to stderr.
13332 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13334 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13335 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13336 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13337 (MULTILIB_REUSE): Remove reuse rules for option set including
13338 -mfpu=fp-armv8 and -mfpu=vfpv4
13340 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13342 * config/arm/t-rtems: Add vfp multilib.
13344 2016-08-23 Ian Lance Taylor <iant@golang.org>
13346 * config/s390/s390.c (s390_asm_file_start): Call
13347 default_file_start.
13349 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13351 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13352 initialization of all 0's to the 0 constant, instead of directly
13353 generating XOR. Add support for V4SImode vector initialization on
13354 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13355 initialization. Change variables used in V4SFmode vector
13356 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13357 any memory addresses are in index form. Add support for using
13358 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13359 with all of the same element.
13360 (regno_or_subregno): New helper function to return a register
13361 number for either REG or SUBREG.
13362 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13363 Use regno_or_subregno where possible.
13364 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13365 DImode value from two SImode values in order to generate V4SImode
13366 vector initialization on 64-bit systems with direct move.
13367 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13369 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13371 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13373 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13374 attributes to initialize V8HImode and V16QImode vectors with the
13376 (VSX_SPLAT_COUNT): Likewise.
13377 (VSX_SPLAT_SUFFIX): Likewise.
13378 (UNSPEC_VSX_VEC_INIT): New unspec.
13379 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13380 Allow SFmode values to come from Altivec registers.
13381 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13382 on 64-bit systems with direct move.
13383 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13384 vector initializations, to allow V4SImode vector initializations
13385 on 64-bit systems with direct move.
13386 (vsx_splat_v4si): Likewise.
13387 (vsx_splat_v4si_di): Likewise.
13388 (vsx_splat_v4sf): Likewise.
13389 (vsx_splat_v4sf_internal): Likewise.
13390 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13392 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13393 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13394 initializing V8HImode and V16QImode vectors with the same
13396 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13397 optimization if -maltivec=be.
13399 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13401 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13402 attribute for alternatives 3 and 4.
13404 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13406 * selftest.c (selftest::assert_str_contains): New function.
13407 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13408 * selftest.h (selftest::assert_str_contains): New decl.
13409 (ASSERT_STR_CONTAINS): New macro.
13411 2016-08-23 Richard Biener <rguenther@suse.de>
13413 PR tree-optimization/77286
13414 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13416 (vect_transform_loop): Split exit edges of loop and scalar
13417 loop if required and at the appropriate time.
13419 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13421 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13422 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13424 Correct a typo in a comment.
13426 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13428 * config/s390/s390.md ("*andc_split"): New splitter for and with
13431 2016-08-23 Richard Biener <rguenther@suse.de>
13433 PR tree-optimization/27336
13434 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13435 by looking for a non-EH edge.
13436 (process_assert_insertions_for): Likewise.
13438 2016-08-23 Richard Biener <rguenther@suse.de>
13440 PR middle-end/77305
13441 * statistics.c (statistics_counter_event): Robustify against
13444 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13446 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13447 for targets amdfam10 and barcelona.
13449 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13451 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13452 (zero_extend<mode>di2): Ditto.
13453 (*zero_extend<mode>si2): Ditto.
13454 (*zero_extendqihi2): Ditto.
13456 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13458 PR middle-end/77269
13459 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13460 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13462 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13464 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13465 identical consecutive elements.
13466 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13467 the node's def stmt, avoid printing an unwanted trailing newline by
13468 replacing the call to print_gimple_stmt() with its inlined body and
13469 adjusting it to not set pp_needs_newline and to call pp_flush()
13470 instead of pp_newline_and_flush().
13472 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13474 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13475 (float32_type_node, float64_type_node, float32x_type_node)
13476 (float128x_type_node): New macros.
13477 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13478 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13479 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13480 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13481 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13482 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13483 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13484 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13485 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13486 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13487 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13488 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13489 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13490 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13491 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13492 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13493 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13494 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13495 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13497 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13498 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13499 * doc/extend.texi (Other Builtins): Document these built-in
13501 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13504 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13506 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13508 2016-08-22 Richard Biener <rguenther@suse.de>
13510 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13512 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13515 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13516 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13517 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13519 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13521 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13522 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13523 (vrp_visit_switch_stmt): Likewise.
13524 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13525 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13526 (vrp_visit_stmt): Use extract_range_from_stmt.
13527 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13529 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13531 * Makefile.in: Add tree-vrp.h to GTFILES.
13532 * gengtype.c (open_base_files): Add tree-vrp.h.
13533 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13534 * builtins.c: Likewise.
13535 * fold-const.c: Likewise.
13536 * gimple-builder.c: Likewise.
13537 * gimple-laddress.c: Likewise.
13538 * hsa-gen.c: Likewise.
13539 * internal-fn.c: Likewise.
13541 * targhooks.c: Liewise,
13542 * tree-ssa-address.c: Likewise.
13543 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13544 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13545 * tree-vrp.h: New file.
13547 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13549 PR tree-optimization/61839
13550 * tree-vrp.c (two_valued_val_range_p): New.
13551 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13552 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13553 Also Convert VAR BINOP CST where VAR is two-valued to
13554 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13556 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13558 * diagnostic-show-locus.c
13559 (layout::annotation_line_showed_range_p): New method.
13560 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13561 Reimplement case fixit_hint::REPLACE to cover removals, and
13562 replacements where the range of the replacement isn't one
13563 of the ranges in the rich_location.
13564 (test_one_liner_fixit_replace): Likewise.
13565 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13567 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13569 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13571 * diagnostic.c (print_parseable_fixits): Remove case
13572 fixit_hint::REMOVE.
13574 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13577 * config/i386/i386.c (ix86_option_override_internal): Remove
13578 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13579 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13580 Do not try to enable TARGET_PRFCHW ISA flag here.
13581 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13582 Rewrite expander function body.
13583 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13585 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13588 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13589 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13590 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13591 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13592 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13593 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13594 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13595 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13596 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13598 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13600 (struct floatn_type_info): New structure type.
13601 (floatn_nx_types): New variable declaration.
13602 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13603 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13604 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13605 * tree.c (floatn_nx_types): New variable.
13606 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13607 corresponding complex types.
13608 * target.def (floatn_mode): New hook.
13609 * targhooks.c: Include "real.h".
13610 (default_floatn_mode): New function.
13611 * targhooks.h (default_floatn_mode): New prototype.
13612 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13614 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13615 effective-target and dg-add-options keywords.
13616 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13617 Document new effective-target keywords.
13618 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13619 * doc/tm.texi: Regenerate.
13620 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13621 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13622 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13624 * real.h (struct real_format): Add field ieee_bits.
13625 * real.c (ieee_single_format, mips_single_format)
13626 (motorola_single_format, spu_single_format, ieee_double_format)
13627 (mips_double_format, motorola_double_format)
13628 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13629 (ieee_extended_intel_128_format)
13630 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13631 (mips_extended_format, ieee_quad_format, mips_quad_format)
13632 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13633 (decimal_double_format, decimal_quad_format, ieee_half_format)
13634 (arm_half_format, real_internal_format: Initialize ieee_bits
13636 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13637 float128_type_node. Set float80_type_node to float64x_type_node
13638 if appropriate and long_double_type_node not appropriate.
13639 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13640 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13641 Initialize ieee_bits field.
13642 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13643 (rs6000_init_builtins): Set ieee128_float_type_node to
13644 float128_type_node.
13645 (rs6000_floatn_mode): New function.
13647 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13649 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13650 _rdseed64_step): Uglify argument names and/or local variable names
13651 in inline functions.
13652 * config/i386/rtmintrin.h (_xabort): Likewise.
13653 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13654 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13655 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13656 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13657 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13658 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13659 _mm_maskz_ternarylogic_epi32): Likewise.
13660 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13661 __lwpins32, __lwpins64): Likewise.
13662 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13663 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13664 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13665 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13666 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13667 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13668 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13669 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13670 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13671 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13672 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13673 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13674 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13675 _mm256_mask_i64gather_epi32): Likewise.
13676 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13677 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13678 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13679 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13680 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13681 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13682 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13683 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13684 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13685 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13686 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13687 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13688 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13689 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13690 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13691 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13692 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13693 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13695 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13697 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13698 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13700 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13701 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13703 (_rdpkru_u32): Add space after function name.
13705 * config/i386/t-i386 (i386-c.o): Don't depend on
13706 i386-builtin-types.inc.
13707 (i386.o): Depend on i386-builtin-types.inc.
13709 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13712 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13713 Use const_vec_duplicate to check for duplicated elements.
13715 2016-08-19 Richard Biener <rguenther@suse.de>
13717 PR tree-optimization/77290
13718 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13719 Fix flag_tree_parallelize_loops check.
13721 2016-08-19 Richard Biener <rguenther@suse.de>
13723 * match.pd (x | 0 -> x): Add.
13725 2016-08-19 Richard Biener <rguenther@suse.de>
13727 PR tree-optimization/77286
13728 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13729 Deal with virtual PHIs being out-of-order.
13731 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13733 * doc/invoke.texi (fverbose-asm): Note that source code lines
13734 are emitted, and provide an example.
13735 * final.c (asm_show_source): New function.
13736 (final_scan_insn): Call asm_show_source.
13738 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13740 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13741 param with diagnostic_kind.
13742 (class colorizer): Similarly replace field m_diagnostic with
13744 (colorizer::colorizer): Replace diagnostic
13745 param with diagnostic_kind.
13746 (colorizer::begin_state): Update for above field change.
13747 (layout::layout): Replace diagnostic param with rich_location *
13748 and diagnostic_kind.
13749 (diagnostic_show_locus): Replace diagnostic param with richloc
13750 and diagnostic_kind.
13751 (class selftest::test_diagnostic_context): New class.
13752 (selftest::test_diagnostic_show_locus_unknown_location): New
13754 (selftest::test_one_liner_simple_caret): New function.
13755 (selftest::test_one_liner_caret_and_range): New function.
13756 (selftest::test_one_liner_multiple_carets_and_ranges): New
13758 (selftest::test_one_liner_fixit_remove): New function.
13759 (selftest::test_one_liner_fixit_replace): New function.
13760 (selftest::test_diagnostic_show_locus_one_liner): New function.
13761 (selftest::diagnostic_show_locus_c_tests): Call the new test
13763 * diagnostic.c (diagnostic_initialize): Initialize
13764 colorize_source_p, show_ruler_p and parseable_fixits_p.
13765 (default_diagnostic_finalizer): Update for change to
13766 diagnostic_show_locus.
13767 (diagnostic_append_note): Likewise.
13768 * diagnostic.h (diagnostic_show_locus): Replace
13769 const diagnostic_info * param with location * and diagnostic_t.
13771 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13773 * input.c (saved_line_table): New global.
13774 (class selftest::temp_line_table): Rename to line_table_test and
13775 move declaration to selftest.h, and drop field m_old_line_table.
13776 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13777 (selftest::line_table_test::line_table_test): ...this. Add a
13778 default ctor. Store current value of line_table within
13780 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13781 (selftest::line_table_test::~line_table_test): ...this, and
13782 restore line_table from the saved_line_table, rather than
13784 (selftest::test_accessing_ordinary_linemaps): Update for above
13786 (selftest::test_lexer): Likewise.
13787 (struct selftest::lexer_test): Likewise.
13788 (selftest::lexer_test::lexer_test): Likewise.
13789 (selftest::input_c_tests): Move the looping over test cases from
13791 (selftest::for_each_line_table_case): New function.
13792 * input.h (saved_line_table): New decl.
13793 * selftest.h (struct selftest::line_table_case): New forward decl.
13794 (class selftest::line_table_test): New class, moved here from
13795 selftest::temp_line_table in input.c, and renamed.
13796 (selftest::for_each_line_table_case): New decl.
13798 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13801 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13803 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13805 PR middle-end/70895
13806 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13807 enclosing parallel construct for reduction variables on OpenACC loop
13810 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13812 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13813 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13815 (function_to_dwarf_procedure): Update comment.
13817 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13819 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13821 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13823 * selftest.c (selftest::temp_source_file::~temp_source_file):
13824 Evict m_filename from the diagnostic file cache.
13826 2016-08-18 Richard Biener <rguenther@suse.de>
13828 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13829 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13830 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13831 clone materialization.
13832 * passes.def (all_late_ipa_passes): Start with
13833 pass_materialize_all_clones.
13834 * cgraphunit.c (symbol_table::compile): Remove call to
13835 materialize_all_clones.
13836 * tree-into-ssa.c: Include statistics.h.
13837 (update_ssa): Count number of times we do incremental/rewrite
13840 2016-08-18 Richard Biener <rguenther@suse.de>
13842 PR tree-optimization/77282
13843 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13844 When doing auto-parallelizing also prevent use of PHIs that
13845 carry dependences across loop backedges.
13847 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13848 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13850 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13852 2016-08-18 Richard Biener <rguenther@suse.de>
13854 * ssa-iterators.h (ssa_vuse_operand): New inline.
13855 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13856 (predicate_all_scalar_phis): Use remove_phi_node to remove
13857 phi nodes predicated. Delay removing virtual PHIs.
13858 (predicate_mem_writes): Update virtual operands.
13859 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13860 (tree_if_conversion): Do not rewrite virtual SSA form.
13861 * tree-phinodes.c (release_phi_node): Make static.
13862 * tree-phinodes.h (release_phi_node): Remove.
13864 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13866 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13867 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13868 twice to define those.
13869 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13870 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13871 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13872 * config/i386/i386-builtin.def: New file.
13874 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13876 * input.c (get_source_range_for_char): Rename to...
13877 (selftest::get_source_range_for_char): ...this, and move within
13878 the #if CHECKING_P guard.
13879 (get_num_source_ranges_for_substring): Rename to...
13880 (selftest::get_num_source_ranges_for_substring): ...this, move
13881 within the #if CHECKING_P guard, and make static.
13882 (selftest::assert_num_substring_ranges): Initialize
13885 2016-08-18 Alan Modra <amodra@gmail.com>
13887 PR rtl-optimization/72771
13888 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13889 when find_reloads_toplev returns address_reloaded==-1.
13890 (alternative_allows_const_pool_ref): Update comment.
13892 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13894 PR tree-optimization/71752
13895 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13896 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13898 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13900 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13901 instead of testing ECF_NORETURN bit in gimple_call_flags.
13902 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13903 * predict.c (tree_bb_level_predictions): Likewise.
13904 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13906 PR middle-end/77259
13907 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13908 turning a call into __builtin_unreachable-like noreturn call, adjust
13909 gimple_call_set_fntype.
13910 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13911 gimple_call_fntype has void return type.
13913 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13915 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13916 maybe_lookup_decl, to handle nested acc loop directives.
13918 2016-08-17 Richard Biener <rguenther@suse.de>
13920 PR tree-optimization/76490
13921 * tree-vrp.c (update_value_range): Preserve overflow infinities
13922 when intersecting with ranges from get_range_info.
13923 (operand_less_p): Handle overflow infinities correctly.
13924 (value_range_constant_singleton): Use vrp_operand_equal_p
13925 to handle overflow max/min correctly.
13926 (vrp_valueize): Likewise.
13927 (union_ranges): Likewise.
13928 (intersect_ranges): Likewise.
13929 (vrp_visit_phi_node): Improve iteration limitation to only
13930 apply when we'll possibly re-visit the PHI via a changed argument
13933 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13935 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13936 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13937 rather than those that should not be built.
13939 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13942 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13944 2016-08-17 Richard Biener <rguenther@suse.de>
13946 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13947 (verify_vssa): New function verifying virtual SSA form.
13948 (verify_ssa): Call it.
13949 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13950 Do not apply loop-closed SSA handling to virtuals.
13951 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13952 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13953 when rewriting their symbol.
13954 (prepare_def_site_for): Likewise.
13955 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13956 operands of moved stmts.
13958 2016-08-17 Richard Biener <rguenther@suse.de>
13960 PR tree-optimization/23855
13961 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13962 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13963 find guards to hoist. Do not update SSA form but rewrite virtuals
13964 into loop closed SSA.
13965 (find_loop_guard): Adjust to skip already hoisted guards. Do
13966 not mark virtuals for renaming or update SSA form.
13968 2016-08-17 Martin Liska <mliska@suse.cz>
13970 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13971 a LONG_LONG_TYPE_SIZE comparison.
13972 * gcov-io.h: Remove macro definitions.
13973 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13974 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13977 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13979 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13980 that builtins not mentioned in bdesc_* arrays come first, then
13981 the ones mentioned in bdesc_* arrays in the order they appear in
13982 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13983 IX86_BUILTIN__BDESC_*_LAST enumerator.
13984 (bdesc_mpx): Fix up a comment typo.
13985 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13986 __builtin_ia32_vpcomneu[bwdq] builtins.
13987 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13988 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13989 enum ix86_builtins ordering.
13990 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13991 for direct bdesc_* array member access instead of searching all the
13992 arrays until an fcode match is found.
13994 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13996 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13997 pattern as define_insn_and_split. Split insn before reload to
13999 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
14000 <shift_insn><mode>3_1.
14001 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
14002 <rotate_insn><mode>3_1.
14004 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14007 * input.c (get_source_range_for_substring): Rename to...
14008 (get_source_location_for_substring): ...this, adding param
14009 "caret_idx", and converting output param from source_range * to
14011 (get_source_range_for_char): New function.
14012 (get_num_source_ranges_for_substring): Update comment to reflect
14014 (assert_char_at_range): Update to use get_source_range_for_char
14015 rather than get_source_range_for_substring.
14016 (test_lexer_string_locations_concatenation_2): Likewise.
14017 * substring-locations.h (get_source_range_for_substring): Rename
14019 (get_source_location_for_substring): ...this, and adding param
14020 "caret_idx", and converting output param from source_range * to
14023 2016-08-16 David Malcolm <dmalcolm@redhat.com>
14025 * input.c (class selftest::temp_source_file): Move to
14027 (selftest::temp_source_file::temp_source_file): Move to
14029 (selftest::temp_source_file::~temp_source_file): Likewise.
14030 * selftest.c (selftest::temp_source_file::temp_source_file): Move
14032 (selftest::temp_source_file::~temp_source_file): Likewise.
14033 * selftest.h (class selftest::temp_source_file): Move here from
14036 2016-08-16 Jakub Jelinek <jakub@redhat.com>
14039 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
14040 inlining, add cgraph edge for the added __builtin_unreachable call.
14042 PR middle-end/67485
14043 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
14044 only cast it to SHWI for the final comparison.
14046 2016-08-16 Martin Liska <mliska@suse.cz>
14048 PR gcov-profile/36412
14049 * doc/gcov.texi: Document --hash-filenames(-x).
14050 * gcov.c (print_usage): Add the option.
14051 (process_args): Process the option, sort options alphabetically.
14052 (md5sum_to_hex): New function.
14053 (make_gcov_file_name): Do the md5sum and append it to a
14056 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14058 PR tree-optimization/69848
14059 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
14060 and swtich operands to avoid additional NOT instruction.
14061 (vcond<v_cmp_mixed><mode>): Ditto.
14062 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14064 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
14066 * doc/install.texi (*-*-solaris2*): Adjust latest change.
14068 2016-08-16 Richard Biener <rguenther@suse.de>
14070 PR tree-optimization/76783
14071 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
14072 BB visited flags at start.
14074 2016-08-16 Bin Cheng <bin.cheng@arm.com>
14076 PR tree-optimization/72817
14077 PR tree-optimization/73450
14078 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14079 multiple_of_p for adjusted IV.base.
14081 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14084 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14085 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14086 for !flag_finite_math_only or flag_signed_zeros.
14087 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14088 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14089 depend on flag_finite_math_only.
14090 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14092 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14093 (*ieee_smin<mode>3): Ditto.
14094 (*ieee_smax<mode>3): Ditto.
14095 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14096 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14098 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14099 depend on flag_finite_math_only.
14100 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14101 (*mmx_<code>v2sf3): Remove.
14102 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14103 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14104 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14106 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14108 PR rtl-optimization/73650
14109 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14110 it is not a simple move.
14112 2016-08-15 Martin Liska <mliska@suse.cz>
14115 * gcc.c (do_spec_1): Call save_string with the right size.
14116 (save_string): Do an assert about string we copy.
14118 2016-08-15 Richard Biener <rguenther@suse.de>
14120 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14121 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14123 (pass_data_stv): Likewise.
14125 2016-08-15 Richard Biener <rguenther@suse.de>
14127 PR tree-optimization/73434
14128 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14129 TBAA info on the base when forwarding a non-invariant address.
14131 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14133 * dwarf2out.c (struct checksum_attributes): Add
14134 at_string_length_bit_size and at_string_length_byte_size fields.
14135 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14136 and DW_AT_string_length_byte_size.
14137 (die_checksum_ordered): Handle at_string_length_bit_size and
14138 at_string_length_byte_size.
14139 (gen_array_type_die): For dwarf_version >= 5 emit
14140 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14141 (adjust_string_types): For dwarf_version >= 5 remove
14142 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14143 (resolve_addr): Likewise.
14146 * dwarf2out.c (string_types): New variable.
14147 (gen_array_type_die): Change early_dwarf handling of
14148 DW_AT_string_length, create DW_OP_call4 referencing the
14149 length var temporarily. Handle parameters that are pointers
14151 (adjust_string_types): New function.
14152 (gen_subprogram_die): Temporarily set string_types to local var,
14153 call adjust_string_types if needed.
14154 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14156 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14158 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14160 * doc/install.texi (*-*-solaris2*): Fix version number and document
14161 requirement on GNU make for building libjava with the Solaris linker.
14163 2016-08-15 Martin Liska <mliska@suse.cz>
14164 Jakub Jelinek <jakub@redhat.com>
14166 PR tree-optimization/72824
14167 * tree-loop-distribution.c (const_with_all_bytes_same)
14168 <case VECTOR_CST>: Fix a typo.
14170 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14173 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14174 Renamed from _mm512_undefined_si512.
14175 (_mm_undefined_si512): New definition.
14177 2016-08-13 Richard Biener <rguenther@suse.de>
14179 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14180 into PHIs and update the lattice for its def.
14182 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14185 * ubsan.c (instrument_si_overflow): Pass true instead of false
14187 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14188 of bbs. Return TODO_cleanup_cfg if any returned true.
14190 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14192 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14193 ISA 3.0 MTVSRDD instruction.
14194 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14197 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14199 PR tree-optimization/71083
14200 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14201 bitfield access when possible.
14203 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14205 PR middle-end/71654
14206 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14207 sign-changing cast from a shorter unsigned type to a wider
14210 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14212 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14213 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14214 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14216 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14218 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14219 Correct costs for vec_construct.
14221 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14223 PR tree-optimization/69848
14224 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14225 type CONST_COND_REDUCTION.
14226 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14227 reudction type CONST_COND_REDUCTION.
14229 2016-08-12 Richard Biener <rguenther@suse.de>
14231 PR tree-optimization/57326
14232 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14233 returning an SSA name.
14234 (phi_translate_1): When fully_constant_expression returns a NAME
14235 make sure we have a leader for it.
14237 2016-08-12 Martin Liska <mliska@suse.cz>
14238 Adam Fineman <afineman@afineman.com>
14240 * gcov.c (process_file): Create .gcov file when .gcda
14243 2016-08-12 Marek Polacek <polacek@redhat.com>
14246 * alias.c (find_base_value): Adjust fall through comment.
14247 * cfgexpand.c (expand_debug_expr): Likewise.
14248 * combine.c (find_split_point): Likewise.
14249 (expand_compound_operation): Likewise. Add FALLTHRU.
14250 (make_compound_operation): Adjust fall through comment.
14251 (canon_reg_for_combine): Add FALLTHRU.
14252 (force_to_mode): Adjust fall through comment.
14253 (simplify_shift_const_1): Likewise.
14254 (simplify_comparison): Likewise.
14255 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14257 * config/aarch64/predicates.md: Likewise.
14258 * config/i386/i386.c (function_arg_advance_32): Likewise.
14259 (ix86_gimplify_va_arg): Likewise.
14260 (print_reg): Likewise.
14261 (ix86_print_operand): Likewise.
14262 (ix86_build_const_vector): Likewise.
14263 (ix86_expand_branch): Likewise.
14264 (ix86_sched_init_global): Adjust fall through comment.
14265 (ix86_expand_args_builtin): Add FALLTHRU.
14266 (ix86_expand_builtin): Likewise.
14267 (ix86_expand_vector_init_one_var): Likewise.
14268 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14269 (rs6000_adjust_cost): Likewise.
14270 (insn_must_be_first_in_group): Likewise.
14271 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14272 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14273 * df-scan.c (df_uses_record): Likewise.
14274 * dojump.c (do_jump): Add FALLTHRU.
14275 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14277 (resolve_args_picking_1): Adjust fall through comment.
14278 (loc_list_from_tree_1): Likewise.
14279 * expmed.c (make_tree): Likewise.
14280 * expr.c (expand_expr_real_2): Add FALLTHRU.
14281 (expand_expr_real_1): Likewise. Adjust fall through comment.
14282 * fold-const.c (const_binop): Adjust fall through comment.
14283 (fold_truth_not_expr): Likewise.
14284 (fold_cond_expr_with_comparison): Add FALLTHRU.
14285 (fold_binary_loc): Likewise.
14286 (contains_label_1): Adjust fall through comment.
14287 (multiple_of_p): Likewise.
14288 * gcov-tool.c (process_args): Add FALLTHRU.
14289 * genattrtab.c (check_attr_test): Likewise.
14290 (write_test_expr): Likewise.
14291 * genconfig.c (walk_insn_part): Likewise.
14292 * genpreds.c (validate_exp): Adjust fall through comment.
14293 (needs_variable): Likewise.
14294 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14295 (subst_dup): Likewise.
14296 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14297 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14298 (gimplify_scan_omp_clauses): Add FALLTHRU.
14299 (goa_stabilize_expr): Likewise.
14300 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14302 * hsa-gen.c (get_address_from_value): Likewise.
14303 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14304 * ira.c (ira_setup_alts): Add FALLTHRU.
14305 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14307 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14308 * opts.c (common_handle_option): Likewise.
14309 * read-rtl.c (read_rtx_code): Likewise.
14310 * real.c (round_for_format): Likewise.
14311 * recog.c (asm_operand_ok): Likewise.
14312 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14313 * reload1.c (set_label_offsets): Likewise.
14314 (eliminate_regs_1): Likewise.
14315 (reload_reg_reaches_end_p): Likewise.
14316 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14317 (rtx_cost): Likewise.
14318 * sched-rgn.c (is_exception_free): Likewise.
14319 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14320 * stor-layout.c (int_mode_for_mode): Likewise.
14321 * toplev.c (print_to_asm_out_file): Likewise.
14322 (print_to_stderr): Likewise.
14323 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14324 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14325 (chrec_fold_multiply): Likewise.
14326 (evolution_function_is_invariant_rec_p): Likewise.
14327 (for_each_scev_op): Likewise.
14328 * tree-data-ref.c (siv_subscript_p): Likewise.
14329 (get_references_in_stmt): Likewise.
14330 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14331 (substitute_in_expr): Likewise.
14332 (type_cache_hasher::equal): Likewise.
14333 (walk_type_fields): Likewise.
14334 * var-tracking.c (adjust_mems): Add FALLTHRU.
14335 (set_dv_changed): Adjust fall through comment.
14336 * varasm.c (default_function_section): Add FALLTHRU.
14338 2016-08-12 Marek Polacek <polacek@redhat.com>
14341 * tree-complex.c (expand_complex_division): Add missing break.
14343 2016-08-12 Richard Biener <rguenther@suse.de>
14345 * passes.c (execute_todo): Do not push/pop TV_TODO.
14346 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14347 (execute_one_pass): Likewise.
14348 * common.opt (ftime-report-details): New switch.
14349 * doc/invoke.texi (ftime-report-details): Document.
14350 * timevar.h (timer::print_row): Adjust signature.
14351 (timer::all_zero): New static helper.
14352 (timer::child_map_t): New typedef.
14353 (timer::time_var_def): Add children field.
14354 * timevar.c (timer::named_items::print): Adjust.
14355 (timer::~timer): Free timevar recorded children.
14356 (timer::pop_internal): When -ftime-report-details record
14357 time spent in sub-timevars.
14358 (timer::print_row): Adjust.
14359 (timer::print): Print sub-timevar stats, use all_zero.
14360 * timevar.def (TV_TODO): Remove.
14362 2016-08-12 Richard Biener <rguenther@suse.de>
14364 PR tree-optimization/72851
14365 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14366 worklists to use bitmaps indexed in execution order.
14367 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14368 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14369 (cfg_blocks): Make a bitmap.
14370 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14372 (cfg_blocks_empty_p): Adjust.
14373 (cfg_blocks_add): Likewise.
14374 (cfg_blocks_get): Likewise.
14375 (add_ssa_edge): Likewise.
14376 (add_control_edge): Likewise.
14377 (simulate_stmt): Likewise.
14378 (process_ssa_edge_worklist): Likewise.
14379 (simulate_block): Likewise.
14380 (ssa_prop_init): Compute PRE order and stmt UIDs.
14381 (ssa_prop_fini): Adjust.
14382 (ssa_propagate): Adjust.
14384 2016-08-12 Richard Biener <rguenther@suse.de>
14386 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14387 the currently executable edges have fixed ranges. Always
14388 go through update_value_range.
14390 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14394 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14395 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14396 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14397 (LANG_HOOKS_DECLS): Add it.
14398 * langhooks.h (struct lang_hooks_for_decls): Add
14399 function_decl_defaulted. Const_tree-ify
14400 function_decl_explicit_p and function_decl_deleted_p.
14401 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14402 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14403 also at strict DWARF v5.
14406 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14407 TYPE_QUAL_CONST in reference-typed decls.
14410 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14411 in DW_OP_pieces, just enough to handle pointers to member
14413 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14414 expression on DWARFv5 if a constant value doesn't work.
14416 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14418 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14419 * selftest.c (selftest::test_assertions): New function.
14420 (selftest::selftest_c_tests): New function.
14421 * selftest.h (selftest::selftest_c_tests): New declaration.
14423 2016-08-11 Richard Biener <rguenther@suse.de>
14424 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14426 PR rtl-optimization/72855
14427 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14429 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14432 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14433 (vsx_store_<mode>): Likewise.
14435 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14437 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14438 TImode CONST_WIDE_INT store.
14439 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14441 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14443 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14444 mode if unaligned SSE load and store are optimal.
14446 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14448 PR tree-optimization/71083
14449 * tree-predcom.c (ref_at_iteration): Correctly align the
14452 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14454 * config/s390/s390-builtin-types.def: Add INT128 types.
14455 * config/s390/s390-builtins.def: Add INT128 variants for the add
14456 sub low-level builtins dealing with TImode.
14457 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14458 via subreg when expanding a builtin.
14459 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14460 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14462 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14463 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14464 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14465 "vacc<bhfgq>_<mode>".
14466 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14467 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14468 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14469 "vscbi<bhfgq>_<mode>".
14470 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14471 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14473 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14475 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14477 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14479 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14480 unused declaration.
14481 (vcond<v_cmp_mixed><mode>): Ditto.
14482 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14484 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14486 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14487 variable explicitly, also assert on it before use.
14489 2016-08-11 Richard Biener <rguenther@suse.de>
14491 PR tree-optimization/72772
14492 * cfgloopmanip.c (create_preheader): Use split_edge if there
14493 is a single loop entry, avoiding degenerate PHIs.
14495 2016-08-11 Richard Biener <rguenther@suse.de>
14497 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14498 unconditional TODO_cleanup_cfg.
14499 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14500 cleanup only if we threaded a jump.
14502 2016-08-11 Alan Modra <amodra@gmail.com>
14505 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14506 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14507 slow. Emit two reloads for slow mem case, first loading in
14508 fast innermode, then converting to required mode.
14510 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14512 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14513 (vec_extract_sig): New macro.
14514 (vec_insert_exp): New macro.
14515 (vec_test_data_class): New macro.
14516 (scalar_extract_exp): New macro.
14517 (scalar_extract_sig): New macro.
14518 (scalar_insert_exp): New macro.
14519 (scalar_test_data_class): New macro.
14520 (scalar_test_neg): New macro.
14521 (scalar_cmp_exp_gt): New macro.
14522 (scalar_cmp_exp_lt): New macro.
14523 (scalar_cmp_exp_eq): New macro.
14524 (scalar_cmp_exp_unordered): New macro.
14525 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14526 to enforce constraint that operand is a 7-bit unsigned literal.
14527 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14528 for power9 built-ins.
14529 (BU_P9V_VSX_2): Likewise.
14530 (BU_P9V_64BIT_VSX_2): Likewise.
14531 (VSEEDP): Add scalar extract exponent support.
14532 (VSEESP): Add scalar extract signature support.
14533 (VSTDCNDP): Add scalar test negative support.
14534 (VSTDCNSP): Likewise.
14535 (VSIEDP): Add scalar insert exponent support.
14536 (VSCEDPGT): Add scalar compare exponent greater than support.
14537 (VSCEDPLT): Add scalar compare exponent less than support.
14538 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14539 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14540 (VSTDCDP): Add scalar test data class support.
14541 (VSTDCSP): Likewise.
14542 (VSEEDP): Add overload support for scalar extract exponent
14544 (VSESDP): Add overload support for scalar extract signature
14546 (VSTDCN): Add overload support for scalar test negative
14548 (VSTDCNDP): Add overload support for scalar test negative
14550 (VSTDCNSP): Add overload support for scalar test negative
14552 (VSIEDP): Add overload support for scalar insert exponent
14554 (VSTDC): Add overload support for scalar test data class
14556 (VSTDCDP): Add overload support for scalar test data class
14558 (VSTDCSP): Add overload support for scalar test data class
14560 (VSCEDPGT): Add overload support for scalar compare exponent
14561 greater than operation.
14562 (VSCEDPLT): Add overload support for scalar compare exponent
14563 less than operation.
14564 (VSCEDPEQ): Add overload support for scalar compare exponent
14565 test-for-equality operation.
14566 (VSCEDPUO): Add overload support for scalar compare exponent
14567 test-for-unordered operation.
14568 (VEEDP): Add vector extract exponent support.
14570 (VESDP): Add vector extract significand support.
14572 (VIEDP): Add vector insert exponent support.
14574 (VTDCDP): Add vector test data class support.
14575 (VTDCSP): Likewise.
14576 (VES): Add overload support for vector extract significand operation.
14579 (VEE): Add overload support for vector extract exponent operation.
14582 (VTDC): Add overload support for vector test data class operation.
14583 (VTDCDP): Likewise.
14584 (VTDCSP): Likewise.
14585 (VIE): Add overload support for vector insert exponent operation.
14588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14589 overloaded binary floating point functions.
14590 (altivec_resolve_overloaded_builtin): Improve error messages to
14591 distinguish between functions not supported in the current
14592 compiler configuration and functions that were invoked with an
14593 invalid parameter combination, and include the built-in function
14594 name in both error messages.
14595 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14597 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14599 (rs6000_expand_binop_builtin): Add check to enforce that argument
14600 2 of the test data class operations is a 7-bit unsigned literal.
14601 (rs6000_invalid_builtin): Add code to issue an error message if a
14602 built-in function that requires the power9_vector and -m32
14603 command-line options is compiled without these options.
14604 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14605 (UNSPEC_VSX_SXSIGDP): New value.
14606 (UNSPEC_VSX_SXSIGPDP): New value.
14607 (UNSPEC_VSX_SIEXPDP): New value.
14608 (UNSPEC_VSX_SCMPEXPDP): New value.
14609 (UNSPEC_VSX_STSTDC): New value.
14610 (UNSPEC_VSX_VXEXP): New value.
14611 (UNSPEC_VSX_VXSIG): New value.
14612 (UNSPEC_VSX_VIEXP): New value.
14613 (UNSPEC_VSX_VTSTDC): New value.
14614 (xsxexpdp): New insn for scalar extract exponent.
14615 (xsxsigdp): New insn for scalar extract significand.
14616 (xsiexpdp): New insn for scalar insert exponent.
14617 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14618 (*xscmpexpdp): New insn for scalar compare exponents.
14619 (xststdc<Fvsx): New expansion for both single- and
14620 double-precision scalar test data class operations.
14621 (xststdcneg<Fvsx>): New expansion for both single- and
14622 double-precision scalar test for negative value operations.
14623 (*xststdc<Fvsx>): New insn for scalar test data class
14625 (xvxexp<VSs>): New insn for single- and double-precision
14626 vector extract exponent operation.
14627 (xvxsig<VSs>): New insn for single- and double-precision
14628 vector extract significand operation.
14629 (xviexp<VSs>): New insn for single- and double-precision
14630 vector insert exponent operation.
14631 (xvtstdc<VSs>): New insn for single- and double-precision
14632 vector test data class operation.
14633 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14634 built-in functions to represent the Power9 binary floating-point
14635 support instructions.
14637 2016-08-10 bin cheng <bin.cheng@arm.com>
14639 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14641 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14642 Renlin Li <renlin.li@arm.com>
14643 Bin Cheng <bin.cheng@arm.com>
14645 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14646 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14647 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14648 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14649 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14650 (vcond<v_cmp_result><mode>): Ditto.
14651 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14652 (vcondu<mode><mode>): Ditto.
14653 (vcond<v_cmp_mixed><mode>): New pattern.
14654 (vcondu<mode><v_cmp_mixed>): New pattern.
14655 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14656 of aarch64_vcond_internal.
14658 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14659 Renlin Li <renlin.li@arm.com>
14660 Bin Cheng <bin.cheng@arm.com>
14662 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14663 (vec_cmp<mode><v_cmp_result>): New pattern.
14664 (vec_cmpu<mode><mode>): New pattern.
14665 (vcond_mask_<mode><v_cmp_result>): New pattern.
14667 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14669 PR tree-optimization/71734
14670 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14671 REF_LOOP, invoke ref_indep_loop_p_1.
14672 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14673 to ref_indep_loop_p.
14674 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14675 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14676 is inside LOOP, do not cache dpendence value for loops with
14678 (ref_indep_loop_p_2): Delete function.
14679 (can_sm_ref_p): Pass LOOP as additional argument to
14682 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14685 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14686 being an offsettable address.
14688 2016-08-10 Martin Liska <mliska@suse.cz>
14690 PR gcov-profile/58306
14691 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14692 atomic variants of profile update functions.
14694 2016-08-10 Martin Liska <mliska@suse.cz>
14696 Cherry picked (and modified) from google-4_7 branch
14697 2012-12-26 Rong Xu <xur@google.com>
14698 * common.opt (fprofile-update): Add new flag.
14699 * coretypes.h: Define enum profile_update.
14700 * doc/invoke.texi: Document -fprofile-update.
14701 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14702 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14703 * tree-profile.c (gimple_init_edge_profiler): Generate
14704 also atomic profiler update.
14705 (gimple_gen_edge_profiler): Likewise.
14707 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14709 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14710 stack_usage_file to NULL after fclose calls.
14712 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14715 * reload.c (push_reload): Compute subreg_in_class for
14716 subregs of constants and plus expressions. Remove special
14717 handling of SYMBOL_REFs.
14719 2016-08-10 Alan Modra <amodra@gmail.com>
14722 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14723 SImode for TARGET_E500_DOUBLE when given SImode.
14725 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14727 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14728 unused variable __O.
14730 2016-08-09 Martin Liska <mliska@suse.cz>
14732 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14733 _gcov_reset to __gcov_reset.
14734 * doc/gcov-tool.texi: Fix typo.
14736 2016-08-09 Martin Liska <mliska@suse.cz>
14738 * value-prof.c (gimple_divmod_values_to_profile): Do not
14739 instrument MOD histogram if a value is not a SSA name.
14741 2016-08-09 Martin Liska <mliska@suse.cz>
14743 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14746 2016-08-09 Renlin Li <renlin.li@arm.com>
14748 PR middle-end/64971
14749 * calls.c (prepare_call_address): Convert funexp to Pmode when
14751 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14752 (sibcall_value): Likewise.
14754 2016-08-09 Marek Polacek <polacek@redhat.com>
14757 * cselib.c (cselib_expand_value_rtx_1): Add return.
14758 * gengtype.c (dbgprint_count_type_at): Likewise.
14759 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14760 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14762 2016-08-09 Martin Jambor <mjambor@suse.cz>
14765 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14766 if instance is a MEM_REF.
14768 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14771 * config/i386/i386.md (*movtf_internal): Use
14772 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14773 in the insn constraint.
14774 (*movxf_internal): Ditto.
14775 (*movdf_internal): Ditto.
14776 (*movsf_internal): Ditto.
14778 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14780 PR tree-optimization/72772
14781 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14784 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14786 PR tree-optimization/72772
14787 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14789 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14790 parameter STOP and update calls. Move expand_simple_operations
14791 function call from here...
14792 (simplify_using_initial_conditions): ...to here. Delete parameter
14794 (tree_simplify_using_condition): Delete parameter STOP.
14795 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14796 simplify_using_initial_conditions.
14798 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14801 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14802 Use create_tmp_var_raw instead of create_tmp_var.
14804 2016-08-09 Richard Biener <rguenther@suse.de>
14806 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14807 Treat same SSA names related.
14809 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14811 PR tree-optimization/72824
14812 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14813 real_zerop is not negative.
14815 2016-08-09 Richard Biener <rguenther@suse.de>
14817 PR tree-optimization/71802
14818 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14819 all merge opportunities with the predecessor.
14821 2016-08-09 Richard Biener <rguenther@suse.de>
14824 * ipa-prop.c (ipa_modify_formal_parameters): Build
14825 parameter types with natural alignment also for the
14828 2016-08-08 Andi Kleen <ak@linux.intel.com>
14830 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14832 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14835 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14836 do-nothing langhook.
14837 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14838 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14839 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14840 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14842 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14845 * input.c: Ensure that HAVE_ICONV is defined.
14847 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14849 PR middle-end/72781
14850 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14851 private vars for lastprivate and for linear iterator.
14853 PR middle-end/68762
14854 * omp-simd-clone.c: Include varasm.h.
14855 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14856 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14857 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14858 update function name.
14860 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14862 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14863 (avr_diagnose_devicespecs_error): Remove.
14864 (avr_devicespecs_file): Remove composing absolute path for specfile
14865 and its verbose info. Remove conditions to check specs-file,
14867 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14869 PR rtl-optimization/72821
14870 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14871 just return false for them.
14873 2016-08-08 Alan Modra <amodra@gmail.com>
14876 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14877 toc refs created during reload. Update function comment.
14879 2016-08-08 Alan Modra <amodra@gmail.com>
14882 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14883 alternatives. Put loads first, then stores, and reg/reg moves
14884 within same class later. Delete attr length.
14886 2016-08-08 Alan Modra <amodra@gmail.com>
14889 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14890 (mem_operand_ds_form): New predicate.
14891 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14892 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14893 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14894 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14895 (extendsfdf2_fpr): Replace o constraint with wY.
14897 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14899 * tree-ssa-threadbackward.c: Include tree-inline.h
14900 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14901 size of copied block; for cold paths reduce duplication.
14902 (find_jump_threads_backwards): Remove redundant tests.
14903 (pass_thread_jumps::gate): Enable for -Os.
14905 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14908 * stor-layout.c (layout_decl): Fix up formatting.
14909 (relayout_decl): Allow DECL to be FIELD_DECL.
14911 2016-08-07 Alan Modra <amodra@gmail.com>
14913 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14915 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14917 * data-streamer-in.c (streamer_read_wide_int): New.
14918 (streamer_read_widest_int): Renamed function.
14919 * data-streamer-out.c (streamer_write_wide_int): New
14920 (streamer_write_widest_int): Renamed function.
14921 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14923 (input_cfg): Call renamed function.
14924 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14926 (output_cfg): Call renamed function.
14927 * data-streamer.h: Add declarations.
14929 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14931 * tree-ssa-ccp.c (extend_mask): New param sgn.
14932 Remove ORing with wi::mask.
14933 (get_default_value): Adjust call to extend_mask to pass sign.
14934 (evaluate_stmt): Likewise.
14936 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14938 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14941 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14943 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14944 transform if operand's type is pointer to function or method.
14946 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14948 PR tree-optimization/18046
14949 * tree-ssa-threadedge.c: Include cfganal.h.
14950 (simplify_control_statement_condition): If simplifying a
14951 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14952 with the dominating ASSERT_EXPR before handing it off to VRP.
14953 Mention that a CASE_LABEL_EXPR may be returned.
14954 (thread_around_empty_blocks): Adjust to handle
14955 simplify_control_statement_condition() returning a
14957 (thread_through_normal_block): Likewise.
14958 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14959 a switch statement by trying to determine which case label
14962 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14964 PR rtl-optimization/69847
14965 * lra-constraints.c (process_invariant_for_inheritance): Save
14966 pattern instead of src.
14967 (remove_inheritance_pseudos): Use the pattern. Add assert.
14969 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14971 * input.c (string_concat::string_concat): New constructor.
14972 (string_concat_db::string_concat_db): New constructor.
14973 (string_concat_db::record_string_concatenation): New method.
14974 (string_concat_db::get_string_concatenation): New method.
14975 (string_concat_db::get_key_loc): New method.
14976 (class auto_cpp_string_vec): New class.
14977 (get_substring_ranges_for_loc): New function.
14978 (get_source_range_for_substring): New function.
14979 (get_num_source_ranges_for_substring): New function.
14980 (class selftest::lexer_test_options): New class.
14981 (struct selftest::lexer_test): New struct.
14982 (class selftest::ebcdic_execution_charset): New class.
14983 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14984 (selftest::lexer_test::lexer_test): New constructor.
14985 (selftest::lexer_test::~lexer_test): New destructor.
14986 (selftest::lexer_test::get_token): New method.
14987 (selftest::assert_char_at_range): New function.
14988 (ASSERT_CHAR_AT_RANGE): New macro.
14989 (selftest::assert_num_substring_ranges): New function.
14990 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14991 (selftest::assert_has_no_substring_ranges): New function.
14992 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14993 (selftest::test_lexer_string_locations_simple): New function.
14994 (selftest::test_lexer_string_locations_ebcdic): New function.
14995 (selftest::test_lexer_string_locations_hex): New function.
14996 (selftest::test_lexer_string_locations_oct): New function.
14997 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14998 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14999 (selftest::test_lexer_string_locations_ucn4): New function.
15000 (selftest::test_lexer_string_locations_ucn8): New function.
15001 (selftest::uint32_from_big_endian): New function.
15002 (selftest::test_lexer_string_locations_wide_string): New function.
15003 (selftest::uint16_from_big_endian): New function.
15004 (selftest::test_lexer_string_locations_string16): New function.
15005 (selftest::test_lexer_string_locations_string32): New function.
15006 (selftest::test_lexer_string_locations_u8): New function.
15007 (selftest::test_lexer_string_locations_utf8_source): New function.
15008 (selftest::test_lexer_string_locations_concatenation_1): New
15010 (selftest::test_lexer_string_locations_concatenation_2): New
15012 (selftest::test_lexer_string_locations_concatenation_3): New
15014 (selftest::test_lexer_string_locations_macro): New function.
15015 (selftest::test_lexer_string_locations_stringified_macro_argument):
15017 (selftest::test_lexer_string_locations_non_string): New function.
15018 (selftest::test_lexer_string_locations_long_line): New function.
15019 (selftest::test_lexer_char_constants): New function.
15020 (selftest::input_c_tests): Call the new test functions once per
15021 case within the line_table test matrix.
15022 * input.h (struct string_concat): New struct.
15023 (struct location_hash): New struct.
15024 (class string_concat_db): New class.
15025 * substring-locations.h: New header.
15027 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
15029 PR tree-optimization/72810
15030 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
15031 the type of the case labels when truncating.
15033 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
15036 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
15037 (aarch64_fp16_ptr_type_node): Likewise.
15038 * config/aarch64/aarch64-simd-builtins.c
15039 (aarch64_fp16_ptr_type_node): Define.
15040 (aarch64_init_fp16_types): New, refactored out of...
15041 (aarch64_init_builtins): ...here, update to call
15042 aarch64_init_fp16_types.
15043 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
15045 (aapcs_vfp_sub_candidate): Likewise.
15047 2016-08-05 Martin Liska <mliska@suse.cz>
15048 Joshua Cranmer <Pidgeot18@gmail.com>
15050 * gcov.c (line_t::has_block): New function.
15051 (enum loop_type): New enum.
15052 (handle_cycle): New function.
15053 (unblock): Likewise.
15054 (circuit): Likewise.
15055 (get_cycles_count): Likewise.
15056 (accumulate_line_counts): Use new loop detection algorithm.
15058 2016-08-05 Martin Liska <mliska@suse.cz>
15060 * gcov.c (output_intermediate_file): Rename
15061 function_info::line_next to next_file_fn.
15062 (process_file): Likewise.
15063 (read_graph_file): Likewise.
15064 (accumulate_line_counts): Likewise.
15065 (output_lines): Likewise.
15067 2016-08-05 Richard Biener <rguenther@suse.de>
15069 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
15070 restriction on threading to a loop header.
15072 2016-08-05 Richard Biener <rguenther@suse.de>
15074 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
15075 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
15076 adjust loop info accordingly.
15078 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15080 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15081 before folding call to __builtin_constant_p with parameters to false.
15083 2016-08-05 Alan Modra <amodra@gmail.com>
15085 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15086 code accidentally committed 2016-05-02 providing class when given
15089 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15091 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15092 the case label ranges that partially overlap with OP's value
15095 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15099 Cast builtin function result to __mmask16 instead of __mmask8.
15100 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15101 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15102 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15104 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15106 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15107 (ASSERT_TRUE_AT): New macro.
15108 (ASSERT_FALSE): Reimplement in terms of...
15109 (ASSERT_FALSE_AT): New macro.
15110 (ASSERT_STREQ_AT): Fix typo in comment.
15112 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15114 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15115 labels are exhaustive, designate the label with the widest
15116 range to be the default label.
15118 2016-08-04 Andrew Pinski <apinski@cavium.com>
15120 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15121 (thunderx_tunings): Use thunderx_vector_cost instead of
15122 generic_vector_cost.
15124 2016-08-04 Martin Liska <mliska@suse.cz>
15126 * gcov.c (main): Fix GNU coding style.
15127 (output_intermediate_file): Likewise.
15128 (process_file): Likewise.
15129 (generate_results): Likewise.
15130 (release_structures): Likewise.
15131 (create_file_names): Likewise.
15132 (find_source): Likewise.
15133 (read_graph_file): Likewise.
15134 (find_exception_blocks): Likewise.
15135 (canonicalize_name): Likewise.
15136 (make_gcov_file_name): Likewise.
15137 (mangle_name): Likewise.
15138 (accumulate_line_counts): Likewise.
15139 (output_branch_count): Likewise.
15140 (read_line): Likewise.
15142 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15144 PR rtl-optimization/71779
15145 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15146 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15147 or if it was truncated.
15149 PR rtl-optimization/70903
15150 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15152 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15154 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15155 accessing SSA_NAME_PTR_INFO.
15157 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15160 * common/config/avr/avr-common.c (avr_option_optimization_table)
15161 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15163 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15166 * config/avr/avr.md: New pattern to work around do_store_flag
15167 generating shift instructions for bit extractions.
15169 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15171 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15173 (add_equivalence): Likewise.
15174 (get_value_range): Allocate value range with vrp_value_range_pool.
15175 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15176 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15178 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15180 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15181 the default for the rs6000 port.
15183 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15185 PR middle-end/71876
15186 * calls.c (special_function_p): Remove special handling of
15187 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15188 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15189 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15191 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15193 PR middle-end/72778
15194 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15195 Don't stop on regular insns.
15197 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15199 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15200 size to DImode boundary.
15201 (nvptx_propagate): Likewise.
15203 2016-08-03 Alan Modra <amodra@gmail.com>
15205 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15206 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15207 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15208 from -mefficient-unaligned-vector. Note that this affects fp too.
15210 2016-08-03 Alan Modra <amodra@gmail.com>
15212 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15215 2016-08-03 Alan Modra <amodra@gmail.com>
15217 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15218 to a reg. Localize vars.
15220 2016-08-03 Alan Modra <amodra@gmail.com>
15222 * config/rs6000/rs6000.opt: Remove negatives from help strings
15225 2016-08-03 Alan Modra <amodra@gmail.com>
15227 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15228 Delete duplicated code.
15230 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15232 PR middle-end/72778
15233 * lra-spills.c (regno_in_use_p): New.
15234 (lra_final_code_change): Use it.
15236 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15238 PR rtl-optimization/69847
15239 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15241 (lra_rtx_hash): New.
15242 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15244 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15245 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15246 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15247 next insn is USE with the same reg as the current insn source.
15248 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15250 (lra_constraints_init): Call initiate_invariants.
15251 (lra_constraints_finish): Call finish_invariants.
15252 (struct invariant, invariant_t, invariant_ptr_t): New.
15253 (const_invariant_ptr_t, invariants, invariants_pool): New.
15254 (invariant_table, invariant_hash, invariant_eq_p): New.
15255 (insert_invariant, initiate_invariants, finish_invariants): New.
15256 (clear_invariants, invalid_invariant_regs): New.
15257 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15258 instead of restore_regno.
15259 (invariant_p, process_invariant_for_inheritance): New.
15260 (inherit_in_ebb): Implement invariant inheritance.
15261 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15262 (remove_inheritance_pseudos): Implement undoing invariant
15264 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15265 instead of restore_regno.
15266 * lra-assigns.c (regno_live_length): New.
15267 (reload_pseudo_compare_func): Use regno_live_length.
15268 (assign_by_spills): Use restore_rtx instead of restore_regno.
15269 (lra_assign): Ditto. Initiate regno_live_length.
15271 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15273 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15274 __builtin_aarch64_fmindf.
15276 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15278 PR tree-optimization/34114
15279 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15280 information for more control IVs.
15282 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15284 PR tree-optimization/34114
15285 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15286 PLUS_EXPR case. Handle SSA_NAME case.
15288 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15290 * config/aarch64/aarch64-simd-builtins.def
15291 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15292 (__builtin_aarch64_fmaxdf): Likewise.
15293 (__builtin_aarch64_smin_nandf): Likewise.
15294 (__builtin_aarch64_smax_nandf): Likewise.
15295 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15296 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15297 (<fmaxmin><mode>3): ...this.
15298 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15299 (vminnm_f64): Likewise.
15300 (vmin_f64): Likewise.
15301 (vmax_f64): Likewise.
15302 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15303 (FMAXMIN_UNS): ...this.
15304 (fmaxmin): Merged with
15305 (fmaxmin_op): ...this...
15306 (maxmin_uns_op): ...in to this.
15308 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15310 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15311 Add support for vec_extract on vector float, vector int, vector
15312 short, and vector char vector types.
15313 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15314 vector float, vector int, vector short, and vector char
15315 optimizations on 64-bit ISA 2.07 systems for both constant and
15316 variable element numbers.
15317 (rs6000_split_vec_extract_var): Likewise.
15318 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15319 Altivec registers on ISA 2.07 and above.
15320 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15321 which never was matched due to the split occuring before register
15322 allocation (and the code would not have worked on little endian
15323 systems if it did match). Allow extracts to go to the Altivec
15324 registers if ISA 2.07 (power8). Change from using "" around the
15325 C++ code to using {}'s.
15326 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15327 vec_extracts when the vector is in memory.
15328 (vsx_extract_v4sf_var): New insn to optimize vector float
15329 vec_extracts when the element number is variable on 64-bit ISA
15331 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15332 for 64-bit ISA 2.07 as well as ISA 3.0.
15333 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15334 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15335 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15336 optimize vector int, vector short, and vector char vec_extracts
15337 when the vector is in memory.
15338 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15339 optimize vector int, vector short, and vector char vec_extracts
15340 when the element number is variable.
15342 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15345 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15346 does not overlap with other symbol flags.
15348 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15350 * config/aarch64/aarch64.h (aarch64_frame):
15351 Remove padding0 and hardfp_offset. Add locals_offset,
15352 initial_adjust, callee_adjust, callee_offset and final_adjust.
15353 * config/aarch64/aarch64.c (aarch64_layout_frame):
15354 Remove unused padding0 and hardfp_offset initializations.
15355 Choose frame layout and set frame variables accordingly.
15356 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15357 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15358 (aarch64_pop_regs): Likewise.
15359 (aarch64_expand_prologue): Remove all decision code, just emit
15360 prolog according to frame variables.
15361 (aarch64_expand_epilogue): Remove all decision code, just emit
15362 epilog according to frame variables.
15363 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15365 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15368 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15369 fix_debug_reg_uses after changing source register mode to
15370 V1TImode if source register is undefined.
15372 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15374 PR tree-optimization/71818
15375 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15376 with non invariant evolutions
15378 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15381 * config/avr/avr.md (length) [branch]: Correct insn length
15382 attribute for forward branches.
15384 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15386 * doc/extend.texi (AVR Built-in Functions): Document
15387 __builtin_avr_nops.
15388 * config/avr/builtins.def (NOPS): New.
15389 * config/avr/avr.c (avr_expand_nops): New static function.
15390 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15392 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15394 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15395 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15398 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15400 * config/aarch64/aarch64.c (vulcan_tunings): Update
15401 vulcan L1 cache_line_size.
15403 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15405 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15406 function that takes a vector memory address, a hard register, an
15407 element number and a temporary base register, and recreates an
15408 address that points to the appropriate element within the vector.
15409 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15410 (rs6000_split_vec_extract_var): Add support for the target of a
15411 vec_extract with variable element number being a scalar memory
15413 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15415 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15416 vsx_extract_<mode>_load insn with a new insn that optimizes
15417 storing either element to a memory location, using scratch
15418 registers to pick apart the vector and reconstruct the address.
15419 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15420 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15421 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15423 (vsx_extract_<mode>_var): Add support for extracting a variable
15424 element number from memory.
15426 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15428 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15429 when testing for compares against constants of the form 0xabab.
15431 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15433 PR tree-optimization/57558
15434 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15436 (vect_loop_versioning): Support versioning with niter assumptions.
15437 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15438 (vect_get_loop_niters): New parameter. Reimplement to support
15439 assumptions in loop niter info.
15440 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15441 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15442 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15443 Support loop versioning for niters.
15444 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15445 (vect_free_loop_info_assumptions): New function.
15446 (vectorize_loops): Free loop niter info for loops with flag
15447 LOOP_F_ASSUMPTIONS set if vectorization failed.
15448 * tree-vectorizer.h (struct _loop_vec_info): New field
15449 num_iters_assumptions.
15450 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15451 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15452 (LOOP_REQUIRES_VERSIONING): New macro.
15453 (vect_free_loop_info_assumptions): New decl.
15455 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15457 * cfgloop.h (struct loop): New field constraints.
15458 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15459 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15461 * cfgloop.c (alloc_loop): Initialize new field.
15462 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15463 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15464 Adjust niter analysis wrto loop constraints.
15465 * doc/loop.texi (@node Number of iterations): Add description for loop
15468 2016-07-29 Marek Polacek <polacek@redhat.com>
15471 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15472 (ix86_expand_round_builtin): Likewise.
15474 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15475 Georg-Johann Lay <avr@gjlay.de>
15477 PR rtl-optimization/71976
15478 * combine.c (get_last_value): Return 0 if the argument for which
15479 the function is called has a wider mode than the recorded value.
15481 2016-07-29 Marek Polacek <polacek@redhat.com>
15484 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15485 (altivec_expand_st_builtin): Likewise.
15487 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15489 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15490 introduced in r238381.
15492 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15494 PR middle-end/68217
15495 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15496 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15498 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15500 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15502 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15503 Add support for vec_extract of vector double or vector long having
15504 a variable element number on 64-bit ISA 2.07 systems or newer.
15505 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15507 (rs6000_split_vec_extract_var): New function to split a
15508 vec_extract built-in function with variable element number.
15509 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15511 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15512 (UNSPEC_VSX_EXTRACT): Likewise.
15513 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15514 direct move instructions to be generated on 64-bit ISA 2.07
15515 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15517 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15518 arguments for vec_extract variable element.
15519 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15520 vec_extract with variable element on V2DFmode and V2DImode
15522 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15523 -mupper-regs-df requirement, since it isn't needed.
15524 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15525 do direct moves on 64-bit systems, which allows optimization of
15526 vec_extract on 64-bit ISA 2.07 systems and newer.
15528 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15529 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15531 * config/aarch64/aarch64.md
15532 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15533 statement and type.
15534 (<optab>qihi2_aarch64): Likewise, and split into two.
15535 (extendqihi2_aarch64): New.
15536 (zero_extendqihi2_aarch64): New.
15537 * config/aarch64/iterators.md (ldrxt): Remove.
15538 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15541 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15543 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15545 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15547 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15548 (aarch64_push_reg): New function to push 1 or 2 registers.
15549 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15550 (aarch64_expand_prologue): Use aarch64_push_regs.
15551 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15553 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15555 PR tree-optimization/71734
15556 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15557 attribute instead of REF_LOOP and use it.
15558 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15559 set it for Loops having non-zero safelen attribute.
15560 (ref_indep_loop_p): Pass zero as initial value for safelen.
15562 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15564 PR middle-end/72657
15566 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15567 call using chkp_gimple_call_builtin_p.
15568 (chkp_copy_bounds_for_assign): Likewise.
15570 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15572 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15573 * config/arm/arm-protos.h (struct tune_params): Likewise.
15574 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15575 (cortex_a9_sched_adjust_cost): Likewise.
15576 (fa726te_sched_adjust_cost): Likewise.
15577 (arm_adjust_cost): Likewise.
15578 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15579 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15580 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15581 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15582 * config/ia64/ia64.c: Likewise.
15583 * config/m68k/m68k.c: Likewise.
15584 * config/mep/mep.c (mep_adjust_cost): Likewise.
15585 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15587 * config/mips/mips.c (mips_adjust_cost): Likewise.
15588 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15590 * config/pa/pa.c (pa_adjust_cost): Likewise.
15591 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15592 (rs6000_debug_adjust_cost): Likewise.
15593 * config/sh/sh.c (sh_adjust_cost): Likewise.
15594 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15595 (hypersparc_adjust_cost): Likewise.
15596 (sparc_adjust_cost): Likewise.
15597 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15598 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15599 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15601 * config/visium/visium.c (visium_adjust_cost): Likewise.
15602 * doc/tm.texi: Regenerate.
15603 * haifa-sched.c (dep_cost_1): Adjust.
15604 * target.def: Merge adjust_cost and adjust_cost_2.
15606 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15608 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15610 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15612 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15613 (extract_mentioned_regs): Append to a vector instead of
15614 returning a rtx_expr_list.
15615 (st_expr_entry): Adjust.
15616 (free_st_expr_entry): Likewise.
15617 (store_ops_ok): Likewise.
15618 (store_killed_in_insn): Likewise.
15619 (find_moveable_store): Likewise.
15621 2016-07-28 Martin Liska <mliska@suse.cz>
15623 PR gcov-profile/68025
15624 * tree-profile.c (tree_profiling): Respect
15625 no_profile_instrument_function attribute.
15626 * doc/extend.texi: Document no_profile_instrument_function
15629 2016-07-28 Martin Liska <mliska@suse.cz>
15631 PR rtl-optimization/70944
15632 * combine.c (make_compound_operation):
15633 Do not allow make_compound_operation for vector mode
15635 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15637 PR middle-end/71994
15638 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15639 before calling get_ops.
15641 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15643 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15644 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15645 (BITS_PER_UNIT_LOG): Remove.
15646 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15647 * expr.c (expand_assignment): Likewise.
15648 * stor-layout.c (initialize_sizetypes): Likewise.
15650 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15652 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15653 signature of rs6000_expand_vector_extract so that the element
15654 number is a RTX instead of a constant integer.
15655 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15657 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15658 (altivec_expand_vec_ext_builtin): Likewise.
15659 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15660 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15661 MFVSRLD instruction.
15663 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15665 * input.c (get_pure_location): Move here from tree.c.
15666 (make_location): Likewise. Add header comment.
15667 (selftest::test_accessing_ordinary_linemaps): Verify
15668 pure_location_p, make_location, get_location_from_adhoc_loc and
15669 get_range_from_loc.
15670 * input.h (get_pure_location): Move declaration here from tree.h.
15671 (get_finish): Likewise for inline function.
15672 (make_location): Likewise for declaration.
15673 * tree.c (get_pure_location): Move to input.c.
15674 (make_location): Likewise.
15675 * tree.h (get_pure_location): Move declaration to tree.h.
15676 (get_finish): Likewise for inline function.
15677 (make_location): Likewise for declaration.
15679 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15681 PR middle-end/71078
15682 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15684 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15686 * system.h (STATIC_ASSERT): Use static_assert if building
15687 with C++11 onwards.
15689 2016-07-27 Richard Biener <rguenther@suse.de>
15691 PR tree-optimization/72517
15692 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15693 Revert change to not compute read-read dependences.
15695 2016-07-27 Richard Biener <rguenther@suse.de>
15697 * predict.c (set_even_probabilities): Make nedges unsigned.
15699 2016-07-27 Martin Liska <mliska@suse.cz>
15701 * predict.c (set_even_probabilities): Handle unlikely edges.
15702 (combine_predictions_for_bb): Likewise.
15704 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15707 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15708 __float128 support when we don't have hardware support, so that
15709 the IEEE built-in functions like isgreater, first call __unordkf3
15710 to make sure neither operand is a NaN, and if both operands are
15711 ordered, do the normal comparison.
15713 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15715 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15717 (extract_code_and_val_from_cond_with_ops): Verify that name is
15718 either cond_op0 or cond_op1.
15720 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15722 PR tree-optimization/18046
15723 * genmodes.c (emit_mode_size_inline): Emit an assert that
15724 verifies that mode is a valid array index.
15725 (emit_mode_nuinits_inline): Likewise.
15726 (emit_mode_inner_inline): Likewise.
15727 (emit_mode_unit_size_inline): Likewise.
15728 (emit_mode_unit_precision_inline): Likewise.
15729 * tree-vrp.c: Include params.h.
15730 (find_switch_asserts): Register edge assertions for the default
15731 label which correspond to the anti-ranges of each case label.
15732 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15733 * doc/invoke.texi: Document it.
15735 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15737 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15738 and unnecessary call to gimple_bb.
15740 2016-07-26 Richard Biener <rguenther@suse.de>
15742 PR rtl-optimization/71984
15743 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15746 2016-07-26 Richard Biener <rguenther@suse.de>
15748 PR middle-end/72517
15749 * expmed.c (extract_bit_field_1): Constrain the vector mode
15750 with element size matching the extraction mode size when
15751 choosing a better vector mode to do the extraction from.
15753 2016-07-26 Richard Biener <rguenther@suse.de>
15754 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15756 PR middle-end/70920
15757 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15760 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15762 * tree-ssa-structalias.c (struct scc_info): Change types of
15763 members to auto_sbitmap and auto_vec.
15764 (scc_info::scc_info): New constructor.
15765 (scc_info::~scc_info): New destructor.
15766 (init_scc_info): Remove.
15767 (free_scc_info): Remove.
15768 (find_indirect_cycles): Adjust.
15769 (perform_var_substitution): Likewise.
15770 (free_var_substitution_info): Likewise.
15772 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15774 * tree-outof-ssa.c (struct elim_graph): Change type of members
15775 to auto_vec and auto_sbitmap.
15776 (elim_graph::elim_graph): New constructor.
15777 (delete_elim_graph): Remove.
15778 (expand_phi_nodes): Adjust.
15780 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15782 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15783 (new_elim_graph): Adjust.
15784 (clear_elim_graph): Likewise.
15785 (delete_elim_graph): Likewise.
15786 (elim_graph_size): Likewise.
15787 (elim_graph_add_node): Likewise.
15788 (elim_graph_add_edge): Likewise.
15789 (elim_graph_remove_succ_edge): Likewise.
15790 (eliminate_name): Likewise.
15791 (eliminate_build): Likewise.
15792 (elim_forward): Likewise.
15793 (elim_unvisited_predecessor): Likewise.
15794 (elim_backward): Likewise.
15795 (elim_create): Likewise.
15796 (eliminate_phi): Likewise.
15797 (expand_phi_nodes): Likewise.
15799 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15801 * bt-load.c (compute_out): Use auto_sbitmap class.
15802 (link_btr_uses): Likewise.
15803 * cfganal.c (mark_dfs_back_edges): Likewise.
15804 (post_order_compute): Likewise.
15805 (inverted_post_order_compute): Likewise.
15806 (pre_and_rev_post_order_compute_fn): Likewise.
15807 (single_pred_before_succ_order): Likewise.
15808 * cfgexpand.c (pass_expand::execute): Likewise.
15809 * cfgloop.c (verify_loop_structure): Likewise.
15810 * cfgloopmanip.c (fix_bb_placements): Likewise.
15811 (remove_path): Likewise.
15812 (update_dominators_in_loop): Likewise.
15813 * cfgrtl.c (break_superblocks): Likewise.
15814 * ddg.c (check_sccs): Likewise.
15815 (create_ddg_all_sccs): Likewise.
15816 * df-core.c (df_worklist_dataflow): Likewise.
15817 * dse.c (dse_step3): Likewise.
15818 * except.c (eh_region_outermost): Likewise.
15819 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15820 * gcse.c (prune_expressions): Likewise.
15821 (prune_insertions_deletions): Likewise.
15822 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15823 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15824 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15825 * lcm.c (compute_earliest): Likewise.
15826 (compute_farthest): Likewise.
15827 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15828 (unroll_loop_runtime_iterations): Likewise.
15829 (unroll_loop_stupid): Likewise.
15830 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15831 * lra-lives.c: Likewise.
15832 * lra.c (lra): Likewise.
15833 * modulo-sched.c (schedule_reg_moves): Likewise.
15834 (optimize_sc): Likewise.
15835 (get_sched_window): Likewise.
15836 (sms_schedule_by_order): Likewise.
15837 (check_nodes_order): Likewise.
15838 (order_nodes_of_sccs): Likewise.
15839 (order_nodes_in_scc): Likewise.
15840 * recog.c (split_all_insns): Likewise.
15841 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15842 * reload1.c (reload): Likewise.
15843 * sched-rgn.c (haifa_find_rgns): Likewise.
15844 (split_edges): Likewise.
15845 (compute_trg_info): Likewise.
15846 * sel-sched.c (init_seqno): Likewise.
15847 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15848 * tree-into-ssa.c (update_ssa): Likewise.
15849 * tree-ssa-live.c (live_worklist): Likewise.
15850 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15851 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15853 (try_peel_loop): Likewise.
15854 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15856 * tree-ssa-pre.c (compute_antic): Likewise.
15857 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15858 * tree-stdarg.c (reachable_at_most_once): Likewise.
15859 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15860 * var-tracking.c (vt_find_locations): Likewise.
15862 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15864 * sbitmap.h (auto_sbitmap): New class.
15866 2016-07-26 Alan Modra <amodra@gmail.com>
15869 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15872 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15874 * input.c (selftest::temp_source_file::temp_source_file): Fix
15875 missing "%s" in fprintf.
15877 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15879 PR middle-end/71732
15880 * cselib.c (cselib_process_insn): Invalidate argument slots for
15883 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15885 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15886 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15887 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15889 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15891 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15892 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15893 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15895 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15897 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15898 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15900 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15901 (add<mode>3): Likewise.
15902 (sub<mode>3): Likewise.
15903 (mul<mode>3): Likewise.
15904 (div<mode>3): Likewise.
15905 (*div<mode>3): Likewise.
15906 (<fmaxmin><mode>3): Extend to HF.
15907 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15908 (fabd<mode>3): Likewise.
15909 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15910 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15911 (aarch64_fmulx<mode>): Likewise.
15912 (aarch64_fac<optab><mode>): Likewise.
15913 (aarch64_frecps<mode>): Likewise.
15914 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15915 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15916 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15917 (VSDQ_HSDI): Support HI.
15918 (fcvt_target, FCVT_TARGET): Likewise.
15919 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15920 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15921 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15922 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15923 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15924 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15925 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15926 vrsqrtsh_f16): New.
15928 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15930 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15931 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15932 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15933 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15935 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15936 (aarch64_cm<optab><mode>): Likewise.
15937 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15938 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15939 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15940 (sqrt<mode>2): Likewise.
15941 (*sqrt<mode>2): Likewise.
15942 (abs<mode>2): Likewise.
15943 (<optab><mode>hf2): New pattern for HF mode.
15944 (<optab>hihf2): Likewise.
15945 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15946 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15947 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15949 * config/aarch64/arm_fp16.h: New file.
15950 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15951 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15952 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15953 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15954 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15955 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15956 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15957 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15958 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15959 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15960 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15961 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15964 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15966 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15967 reduc_smin_scal_): Use VDQIF_F16.
15968 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15969 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15971 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15972 * config/aarch64/iterators.md (VDQIF_F16): New.
15973 (vp): Support HF modes.
15974 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15975 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15977 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15979 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15980 "*aarch64_mulx_elt_from_dup<mode>".
15981 (*aarch64_mul3_elt<mode>): Update schedule type.
15982 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15983 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15984 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15985 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15986 (f, fp): Support HF modes.
15987 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15988 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15989 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15990 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15991 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15992 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15994 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15996 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15997 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15999 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
16002 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16004 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16005 * config/aarch64/aarch64-simd.md
16006 (aarch64_rsqrts<mode>): Extend to HF modes.
16007 (fabd<mode>3): Likewise.
16008 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
16009 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
16010 (aarch64_<maxmin_uns>p<mode>): Likewise.
16011 (<su><maxmin><mode>3): Likewise.
16012 (<maxmin_uns><mode>3): Likewise.
16013 (<fmaxmin><mode>3): Likewise.
16014 (aarch64_faddp<mode>): Likewise.
16015 (aarch64_fmulx<mode>): Likewise.
16016 (aarch64_frecps<mode>): Likewise.
16017 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
16018 (add<mode>3): Extend to HF modes.
16019 (sub<mode>3): Likewise.
16020 (mul<mode>3): Likewise.
16021 (div<mode>3): Likewise.
16022 (*div<mode>3): Likewise.
16023 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
16025 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
16026 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
16027 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
16028 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
16029 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
16030 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
16031 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
16032 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
16033 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
16034 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
16035 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
16036 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
16037 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
16038 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
16040 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16042 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
16043 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
16044 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
16045 (neg<mode>2): Likewise.
16046 (abs<mode>2): Likewise.
16047 (<frint_pattern><mode>2): Likewise.
16048 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
16049 (<optab><VDQF:mode><fcvt_target>2): Likewise.
16050 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
16051 (ftrunc<VDQF:mode>2): Likewise.
16052 (<optab><fcvt_target><VDQF:mode>2): Likewise.
16053 (sqrt<mode>2): Likewise.
16054 (*sqrt<mode>2): Likewise.
16055 (aarch64_frecpe<mode>): Likewise.
16056 (aarch64_cm<optab><mode>): Likewise.
16057 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
16059 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
16060 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
16062 * config/aarch64/arm_neon.h (vdup_n_f16): New.
16063 (vdupq_n_f16): Likewise.
16064 (vld1_dup_f16): Use vdup_n_f16.
16065 (vld1q_dup_f16): Use vdupq_n_f16.
16066 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
16067 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
16068 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
16069 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
16070 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
16071 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
16072 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
16073 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
16074 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
16075 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
16076 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16077 vsqrt_f16, vsqrtq_f16): New.
16079 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16081 * config/aarch64/aarch64-simd.md
16082 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16083 (aarch64_ext<mode>): Likewise.
16084 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16085 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16086 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16088 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16090 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16091 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16092 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16093 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16094 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16095 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16096 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16098 (vmov_n_f16): Reimplement using vdup_n_f16.
16099 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16101 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16103 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16104 "frame_related_p". Generate CFA annotation when it's necessary.
16105 (aarch64_expand_prologue): Use aarch64_add_constant.
16106 (aarch64_expand_epilogue): Likewise.
16107 (aarch64_output_mi_thunk): Pass "false" when calling
16108 aarch64_add_constant.
16110 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16112 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16115 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16117 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16118 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16119 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16120 (aarch64_build_constant): Delete.
16122 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16125 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16127 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16128 flag_toplevel_reorder.
16130 2016-07-25 Richard Biener <rguenther@suse.de>
16132 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16133 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16134 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16135 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16136 (streamer_get_builtin_tree): Likewise.
16137 (streamer_write_builtin): Likewise.
16138 * lto-streamer.h (LTO_builtin_decl): Remove.
16139 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16140 (lto_input_scc): Remove LTO_builtin_decl handling.
16141 (lto_input_tree_1): Liekwise.
16142 * lto-streamer-out.c (lto_output_tree_1): Remove special
16143 handling of builtins.
16144 (DFS::DFS): Likewise.
16145 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16146 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16148 (streamer_write_builtin): Remove.
16150 2016-07-25 Martin Liska <mliska@suse.cz>
16152 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16153 if flag_auto_profile is set to true.
16155 2016-07-25 Martin Liska <mliska@suse.cz>
16157 PR gcov-profile/71868
16158 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16159 have a function with multiple latches, count them all.
16161 2016-07-25 Martin Liska <mliska@suse.cz>
16163 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16165 2016-07-25 Martin Liska <mliska@suse.cz>
16167 PR tree-optimization/71987
16168 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16169 just for SSA_NAMEs. Fix GNU coding style.
16171 2016-07-25 Martin Liska <mliska@suse.cz>
16173 PR gcov-profile/64874
16174 * gcov-io.h: Update command about file format.
16175 * gcov-iov.c (main): Adapt the numbering scheme.
16177 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16179 PR middle-end/66726
16180 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16181 whose result is used in PHI.
16182 (final_range_test_p): Likewise.
16183 (maybe_optimize_range_tests): Likewise.
16185 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16187 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16188 Reformat two multi-line strings.
16190 2016-07-22 Martin Sebor <msebor@redhat.com>
16192 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16194 2016-07-22 Martin Sebor <msebor@redhat.com>
16197 * doc/extend.texi (Compound Literals): Correct and clarify.
16198 (Cast to Union): Same.
16200 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16203 comments to explain why certain error messages make mention of
16204 undocumented options.
16205 (rs6000_invalid_builtin): Change error messages to replace mention
16206 of undocumented options with mention of the -mcpu=power9 option
16207 that enables those undocumented options.
16208 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16209 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16210 definition of this macro to correct an existing error.
16211 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16212 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16213 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16214 descriptions of built-in functions so that they depend on
16215 -mcpu=power9 instead of on the corresponding undocumented flags.
16216 * doc/invoke.texi (Option Summary): Remove all mention of newly
16217 undocumented flags.
16218 (IBM RS/6000 and PowerPC Options): Likewise.
16219 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16220 mention of newly undocumented flags.
16222 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16224 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16225 when target_clones attribute is set.
16227 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16229 * common.opt (funsafe-loop-optimizations): Mark ignore.
16230 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16231 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16233 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16234 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16236 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16238 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16240 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16242 (number_of_iterations_exit): Warn missed loop optimization for
16243 possible infinite loops.
16245 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16248 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16249 when to emit a ".machine" pseudo-op.
16251 2016-07-22 Martin Liska <mliska@suse.cz>
16253 PR gcov-profile/69028
16254 PR gcov-profile/62047
16255 * coverage.c (coverage_compute_lineno_checksum): Do not
16256 calculate checksum for fns w/o xloc.file.
16257 (coverage_compute_profile_id): Likewise.
16259 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16261 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16262 (avr_secondary_reload): ...and implementation.
16263 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16264 * config/avr/avr.md (reload_in<mode>): Remove insns.
16265 (adjust_len) [lpm]: Remove insn attribute value.
16266 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16268 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16270 PR middle-end/71876
16271 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16273 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16274 * calls.c (special_function_p): Remove the special handling of the
16275 "__builtin_" prefix.
16277 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16279 PR middle-end/71876
16280 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16281 if STMT may be an alloca call.
16282 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16283 builtin alloca call.
16284 * calls.h (gimple_maybe_alloca_call_p): New function.
16285 * tree-inline.c (inline_forbidden_p_stmt): Use
16286 gimple_maybe_alloca_call_p here.
16288 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16290 * spellcheck-tree.c (best_macro_match::best_macro_match):
16291 Explictly specify the template arguments when invoking the base
16292 class constructor, to help older C++ compilers.
16294 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16297 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16298 before builtin_decl_implicit.
16300 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16302 * optabs.c (emit_condiitonal_move): Short circuit for identical
16305 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16307 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16308 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16309 (noce_conversion_profitable_p): New.
16310 (noce_try_store_flag_constants): Use it.
16311 (noce_try_addcc): Likewise.
16312 (noce_try_store_flag_mask): Likewise.
16313 (noce_try_cmove): Likewise.
16314 (noce_try_cmove_arith): Likewise.
16315 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16317 (noce_convert_multiple_sets): Move cost model to here, from...
16318 (bb_ok_for_noce_convert_multiple_sets) ...here.
16319 (noce_process_if_block): Update calls for above changes.
16320 (noce_find_if_block): Record new noce_if_info parameters.
16322 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16324 * target.def (max_noce_ifcvt_seq_cost): New.
16325 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16326 * doc/tm.texi: Regenerate.
16327 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16328 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16329 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16330 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16331 * doc/invoke.texi: Document new params.
16333 2016-07-21 Richard Biener <rguenther@suse.de>
16335 PR tree-optimization/71947
16336 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16337 ranges have useful limit_vr information.
16339 2016-07-21 Richard Biener <rguenther@suse.de>
16341 * function-tests.c (build_trivial_generic_function): Set
16342 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16343 * omp-low.c (create_omp_child_function): Likewise.
16344 (grid_expand_target_grid_body): Likewise.
16345 * cgraphunit.c (init_lowered_empty_function): Likewise.
16346 (cgraph_node::expand_thunk): Likewise.
16347 * tree-parloops.c (create_loop_fn): Likewise.
16348 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16350 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16352 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16355 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16357 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16358 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16359 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16360 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16361 values for insn attribute.
16362 * config/avr/avr.c (avr_out_insert_notbit): New function.
16363 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16364 ADJUST_LEN_INSV_NOTBIT_0/_7.
16365 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16367 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16369 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16370 (chrec_convert_1, chrec_convert): Ditto.
16371 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16372 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16373 * tree-vrp.c (adjust_range_with_scev): Ditto.
16374 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16375 (scev_var_range_cant_overflow): New function.
16376 (scev_probably_wraps_p): New parameter. Call above function.
16377 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16379 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16381 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16382 by removing computation of may_be_zero.
16384 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16386 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16388 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16390 Improving concepts performance and diagnostics.
16391 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16392 for constraint satisfaction and subsumption.
16393 * timevar.h (auto_timevar): New constructor that matches the push/pop
16394 pattern of usage in pt.c.
16396 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16398 * hwint.h (HOST_WIDE_INT_0): New define.
16399 (HOST_WIDE_INT_0U): Ditto.
16400 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16401 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16402 * simplify-rtx.c: Ditto.
16403 * tree-object-size.c: Ditto.
16405 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16407 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16410 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16412 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16413 * combine.c: Use HOST_WIDE_INT_M1U instead of
16414 ~(unsigned HOST_WIDE_INT) 0.
16415 * double-int.h: Ditto.
16417 * dwarf2asm.c:Ditto.
16419 * genmodes.c: Ditto.
16421 * read-rtl.c: Ditto.
16422 * tree-ssa-loop-ivopts.c: Ditto.
16423 * tree-ssa-loop-prefetch.c: Ditto.
16424 * tree-vect-generic.c: Ditto.
16425 * tree-vect-patterns.c: Ditto.
16428 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16430 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16431 constant addresses outside [0,0xc0] into a register.
16432 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16433 cases where the base address register is unused after.
16434 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16435 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16436 (avr_out_store_psi_reg_disp_tiny): Same.
16438 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16440 Implement attribute progmem on reduced Tiny cores by adding
16441 flash offset 0x4000 to respective symbols.
16444 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16445 documentation how it works on reduced Tiny cores.
16446 (AVR Named Address Spaces): No support for reduced Tiny.
16447 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16448 (avr_address_tiny_pm_p): New static function.
16449 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16450 if the address is in progmem.
16451 (avr_assemble_integer): Same.
16452 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16453 for symbol_ref in progmem.
16454 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16455 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16456 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16458 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16460 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16461 * configure: Regenerate.
16462 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16463 (USE_THIN_ARCHIVES): New variable.
16464 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16465 this archive as a thin archive.
16467 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16469 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16470 same location as last time, don't skip if we have fix-it hints.
16471 Clarify the skipping logic by converting it from one "if" clause
16472 to repeated "if" clauses.
16473 * spellcheck-tree.c: Include "cpplib.h".
16474 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16475 (best_macro_match::best_macro_match): New constructor.
16476 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16477 Move here from c/c-decl.c.
16478 (class best_macro_match): Move here from c/c-decl.c, converting
16479 from a typedef to a subclass, gaining a ctor.
16481 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16483 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16484 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16486 (avr_addr_space_diagnose_usage): ...and implementation.
16487 (avr_addr_space_supported_p): New function.
16488 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16489 report bad address space usage if that space is supported.
16490 (avr_insert_attributes): Same. No more complain about unsupported
16492 * config/avr/avr-c.c (tm_p.h): Include it.
16493 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16494 macro if avr_addr_space_supported_p.
16496 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16498 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16499 flag_toplevel_reorder.
16501 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16503 * gcc-rich-location.c
16504 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16506 * gcc-rich-location.h
16507 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16509 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16511 * target.def (addr_space): Add new diagnose_usage to hook vector.
16512 * targhooks.c (default_addr_space_diagnose_usage): Add default
16513 implementation and...
16514 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16515 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16516 is some address space, call targetm.addr_space.diagnose_usage.
16517 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16518 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16519 * doc/tm.texi: Regenerate.
16521 2016-07-20 Martin Liska <mliska@suse.cz>
16523 PR middle-end/71898
16524 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16525 Properly handly PHI stmts.
16527 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16529 PR tree-optimization/71503
16530 PR tree-optimization/71683
16531 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16534 2016-07-20 Martin Liska <mliska@suse.cz>
16536 * doc/invoke.texi (-fipa-ra): Document when the option is
16537 disabled. Fix a typo.
16539 2016-07-20 Martin Liska <mliska@suse.cz>
16541 * Makefile.in: Include fibonacci_heap.c
16542 * fibonacci_heap.c: New file.
16543 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16544 (fibonacci_heap::union_with): Fix deletion of the second heap.
16545 * selftest-run-tests.c (selftest::run_tests): Incorporate
16546 fibonacci heap tests.
16547 * selftest.h: Declare fibonacci_heap_c_tests.
16549 2016-07-20 Martin Liska <mliska@suse.cz>
16551 * selftest-run-tests.c (selftest::run_tests): New function.
16552 * selftest.h (sreal_c_tests): Declare.
16553 * sreal.c (sreal_verify_basics): New function.
16554 (verify_aritmetics): Likewise.
16555 (sreal_verify_arithmetics): Likewise.
16556 (verify_shifting): Likewise.
16557 (sreal_verify_shifting): Likewise.
16558 (void sreal_c_tests): Likewise.
16560 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16562 PR rtl-optimization/71916
16563 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16564 bb which have a single succ fake edge.
16566 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16569 * dwarf2out.c (gen_subprogram_die): Only call
16570 gen_unspecified_parameters_die while dumping early dwarf.
16572 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16574 PR middle-end/71874
16575 * gimple-fold.c (fold_builtin_memory_op): Use
16576 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16578 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16580 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16581 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16582 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16583 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16584 * combine.c: Ditto.
16587 * double-int.c: Ditto.
16589 * dwarf2out.c: Ditto.
16592 * fold-const.c: Ditto.
16593 * function.c: Ditto.
16595 * genmodes.c: Ditto.
16599 * loop-doloop.c: Ditto.
16600 * loop-invariant.c: Ditto.
16601 * loop-iv.c: Ditto.
16606 * rtlanal.c: Ditto.
16607 * simplify-rtx.c: Ditto.
16608 * stor-layout.c: Ditto.
16610 * tree-ssa-loop-ivopts.c: Ditto.
16611 * tree-vect-generic.c: Ditto.
16612 * tree-vect-patterns.c: Ditto.
16617 * wide-int-print.cc: Ditto.
16618 * wide-int.cc: Ditto.
16619 * wide-int.h: Ditto.
16621 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16623 * selftest.c (selftest::assert_streq): Handle NULL values of
16624 val_actual and val_expected.
16626 2016-07-19 Martin Jambor <mjambor@suse.cz>
16629 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16630 rather than cgraph_create_node to get a call graph node.
16632 2016-07-19 Richard Biener <rguenther@suse.de>
16634 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16635 handle all tcc_constant bases and valueize SSA names.
16636 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16637 tcc_constant bases.
16639 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16641 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16642 the flags of the exit block and bb2, not just the entry block.
16644 2016-07-19 Richard Biener <rguenther@suse.de>
16646 PR tree-optimization/71901
16647 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16648 align member, group stuff with the bitfield.
16649 (vn_ref_op_align_unit): New inline.
16650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16651 record element alignment and operand 3 unchanged.
16652 (ao_ref_init_from_vn_reference): Adjust.
16653 (valueize_refs_1): Likewise.
16654 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16656 2016-07-19 Richard Biener <rguenther@suse.de>
16658 PR tree-optimization/71908
16659 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16660 symbolic constants in a more reliable way.
16662 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16664 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16666 (vect_update_inits_of_drs): Likewise.
16667 (vect_create_cond_for_alias_checks): Likewise.
16668 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16670 2016-07-19 Richard Biener <rguenther@suse.de>
16673 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16674 with an abstract origin that is not an inlined function outer
16675 scope add a self-reference as abstract origin.
16676 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16678 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16681 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16682 unintentional System V.4 structure return breakage for structures
16683 with a single floating point element.
16685 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16687 PR tree-optimization/71734
16688 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16689 contains REF, use it to check safelen, assume that safelen value
16690 must be greater 1, fix style.
16691 (ref_indep_loop_p_2): Add REF_LOOP argument.
16692 (ref_indep_loop_p): Pass LOOP as additional argument to
16693 ref_indep_loop_p_2.
16695 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16697 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16698 allocation in the prologue.
16699 * explow.c (get_dynamic_stack_base): New function to return an address
16700 expression for the dynamic stack base.
16701 (get_dynamic_stack_size): New function to do the required dynamic stack
16702 space size calculations.
16703 (allocate_dynamic_stack_space): Use new functions.
16704 (align_dynamic_address): Move some code from
16705 allocate_dynamic_stack_space to new function.
16706 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16708 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16710 * config/s390/s390.c (s390_encode_section_info): Always set
16711 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16714 2016-07-18 Richard Biener <rguenther@suse.de>
16716 PR tree-optimization/71893
16717 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16718 for sizetype cast added by array_ref_element_size.
16719 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16721 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16723 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16724 register parameters. Remove code to initialize argument pointer
16725 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16726 using a pc-relative branch. Cleanup conditional code.
16727 * config/pa/pa.md (call_mcount): New expander.
16728 (call_mcount_nonpic): New insn.
16729 (call_mcount_pic): New insn and split.
16730 (call_mcount_pic_post_reload): New insn.
16731 (call_mcount_64bit): New insn and split.
16732 (call_mcount_64bit_post_reload): New insn.
16734 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16736 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16737 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16738 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16739 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16740 (*usum_widenqihi3, *udiff_widenqihi3)
16741 (*addhi3_zero_extend.const): New combiner insns.
16742 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16743 just 1 bit is affected.
16744 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16745 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16747 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16749 * omp-low.c (lower_omp_target): Mark data clauses with
16750 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16751 zero-length subarrays.
16753 2016-07-15 Richard Biener <rguenther@suse.de>
16755 PR tree-optimization/71881
16756 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16757 reverse DOM order to make debug temp generation happy.
16759 2016-07-15 Richard Biener <rguenther@suse.de>
16761 PR tree-optimization/71887
16762 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16763 verify it is not zero for division / modulo handling.
16764 (value_replacement): Adjust.
16766 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16767 Julian Brown <julian@codesourcery.com>
16769 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16770 * config/aarch64/aarch64-cost-tables.h
16771 (vulcan_extra_costs): New variable.
16772 * config/aarch64/aarch64.c
16773 (vulcan_addrcost_table): Likewise.
16774 (vulcan_regmove_cost): Likewise.
16775 (vulcan_vector_cost): Likewise.
16776 (vulcan_branch_cost): Likewise.
16777 (vulcan_tunings): Likewise.
16779 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16781 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16782 (output_in_order): Loop over undefined variables too. Output them
16783 via assemble_undefined_decl. Skip variables that correspond to hard
16784 registers or have value-exprs.
16785 * varpool.c (symbol_table::output_variables): Handle undefined
16786 variables together with defined ones.
16788 2016-07-15 Richard Biener <rguenther@suse.de>
16790 * tree-ssa-pre.c (get_representative_for): Make sure to return
16791 the value number of SSA names.
16792 (phi_translate_1): get_representative_for cannot return NULL.
16793 (do_pre_regular_insertion): Remove redundant call to
16794 fully_constant_expression.
16795 (do_pre_partial_partial_insertion): Likewise.
16797 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16799 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16800 (derive_simple_iv_with_niters): New function.
16801 (simple_iv): Rewrite using simple_iv_with_niters.
16802 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16803 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16805 (number_of_iterations_exit): Rewrite using above function.
16806 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16809 2016-07-15 Richard Biener <rguenther@suse.de>
16811 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16812 vec_construct cost.
16814 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16816 PR tree-optimization/71872
16817 * tree-data-ref.c (get_references_in_stmt): Ignore references
16818 with is_gimple_constant get_base_address.
16820 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16822 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16823 (TARGET_HAVE_LDACQD): New macro.
16824 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16825 than TARGET_HAVE_LDACQ.
16826 (arm_load_acquire_exclusivedi): Likewise.
16827 (arm_store_release_exclusivedi): Likewise.
16829 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16831 PR rtl-optimization/71878
16832 * lra-constraints.c (match_reload): Pass information about other
16833 output operands. Create new unique register value if matching input
16834 operand shares same register value as output operand being considered.
16835 (curr_insn_transform): Record output operands already processed.
16837 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16840 PR tree-optimization/70923
16841 * tree-vect-patterns.c: Include mult-synthesis.h.
16842 (target_supports_mult_synth_alg): New function.
16843 (synth_lshift_by_additions): Likewise.
16844 (apply_binop_and_append_stmt): Likewise.
16845 (vect_synth_mult_by_constant): Likewise.
16846 (target_has_vecop_for_code): Likewise.
16847 (vect_recog_mult_pattern): Use above functions to synthesize vector
16848 multiplication by integer constants.
16850 2016-07-14 Alan Modra <amodra@gmail.com>
16852 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16853 gpr alternatives. Correct '*' placement on Y,r alternative.
16854 Add '*' on operand 1 of r,r alternative.
16856 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16858 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16859 * expmed.h: ... Here.
16861 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16863 * gimple.h (stmt_can_terminate_bb_p): New function.
16864 * tree-cfg.c (need_fake_edge_p): Rename to ...
16865 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16866 throw external; handle const and pure calls.
16867 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16869 2016-07-14 Richard Biener <rguenther@suse.de>
16871 PR tree-optimization/71866
16872 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16873 (do_hoist_insertion): Avoid endless recursion when we
16874 didn't insert anything because we managed to simplify
16875 things down to a constant or SSA name.
16876 (fully_constant_expression): Re-write in terms of ...
16877 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16878 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16879 vn_nary_build_or_lookup_1.
16880 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16881 (vn_nary_build_or_lookup): ... this which now wraps it.
16883 2016-07-14 Alan Modra <amodra@gmail.com>
16886 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16887 with p9_vector override before power9-dform override.
16889 2016-07-13 Andi Kleen <ak@linux.intel.com>
16891 * value-prof.c (gimple_value_profile_transformations): Don't run
16892 when auto_profile is on.
16894 2016-07-13 Andi Kleen <ak@linux.intel.com>
16896 * auto-profile.c (update_inlined_ind_target,
16897 afdo_indirect_call): Print information to dump file.
16899 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16901 * genrecog.c (special_predicate_operand_p): New function.
16902 (predicate_name): Move function.
16903 (validate_pattern): Don't warn about missing mode for all
16904 define_special_predicate predicates.
16906 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16908 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16909 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16910 resolve alias checks which are known at compilation time.
16911 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16912 alias checks are resolved. Move dump info for too many runtime
16913 alias checks to here...
16914 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16916 2016-07-13 Richard Biener <rguenther@suse.de>
16918 PR tree-optimization/24574
16919 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16920 position and add shift, rotate, divison and modulo support
16922 (value_replacement): Pass in argument position to absorbing_element_p.
16924 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16927 * ipa-inline-transform.c (inline_call): Support
16928 instrumented thunks.
16930 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16932 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16933 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16935 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16936 Baseline. Make initial alternative TARGET_32BIT only.
16937 (udivsi3): Likewise.
16938 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16939 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16942 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16944 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16945 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16946 availability with TARGET_HAVE_MOVT.
16947 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16948 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16949 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16951 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16952 extra instruction if MOVW is available. Use a cost variable
16953 incremented by COSTS_N_INSNS (1) when the condition match rather than
16954 returning an arithmetic expression based on COSTS_N_INSNS. Make
16955 constant with bottom half word zero cost 2 instruction if MOVW is
16957 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16958 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16959 target is ARMv8-M Baseline.
16960 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16961 (arm_movtas_ze): Likewise.
16962 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16963 alternative for constants satisfying j constraint.
16964 (thumb1_movsi_insn): Likewise.
16965 (movsi splitter for K alternative): Tighten condition to not trigger
16966 if movt is available and j constraint is satisfied.
16967 (Pe immediate splitter): Likewise.
16968 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16969 constant fitting in an halfword to use MOVW.
16970 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16973 2016-07-13 Richard Biener <rguenther@suse.de>
16975 PR middle-end/71104
16976 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16977 gimplifying the LHS. Make sure to gimplify a returning twice
16978 call LHS without using SSA names.
16980 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16982 * tree-data-ref.c (find_data_references_in_stmt): Remove
16983 unnecessary call to vec::release.
16984 (graphite_find_data_references_in_stmt): Likewise.
16985 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16986 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16988 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16990 * cfgexpand.c (expand_used_vars): Make the type of a local
16992 * genmatch.c (lower_for): Likewise.
16993 * haifa-sched.c (haifa_sched_init): Likewise.
16994 (add_to_speculative_block): Likewise.
16995 (create_check_block_twin): Likewise.
16996 * predict.c (handle_missing_profiles): Likewise.
16997 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16998 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16999 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
17001 (maybe_lower_iteration_bound): Likewise.
17002 * tree-ssa-sccvn.c (DFS): Likewise.
17003 * tree-stdarg.c (reachable_at_most_once): Likewise.
17004 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
17005 (vectorizable_store): Likewise.
17007 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17009 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
17010 (sccvn_dom_walker): make cond_stack an auto_vec.
17012 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17014 * ree.c (struct ext_state): Make type of members auto_vec.
17015 (find_and_remove_re): Adjust.
17017 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17019 * cfgexpand.c (struct stack_vars_data): Make type of fields
17021 (expand_used_vars): Adjust.
17023 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17025 * ipa.c (record_cdtor_fn): Adjust.
17026 (build_cdtor_fns): Likewise.
17027 (ipa_cdtor_merge): Make static_ctors and static_dtors local
17030 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17032 * genextract.c (struct accum_extract): Add constructor and make
17034 (gen_insn): Adjust.
17036 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17038 * tree.c (struct free_lang_data_d): Add constructor and change
17039 types of members to ones that automatically manage resources.
17040 (fld_worklist_push): Adjust.
17041 (find_decls_types): Likewise.
17042 (find_decls_types_in_eh_region): Likewise.
17043 (free_lang_data_in_cgraph): Stop manually creating and
17044 destroying members of free_lang_data_d.
17046 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
17048 PR rtl-optimization/68961
17049 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
17050 peephole variant. Use sse_reg_operand predicates.
17052 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/predicates.md (x86_64_immediate_operand)
17055 <case CONST_INT>: Remove unneeded truncation to DImode.
17056 <case CONST>: Ditto.
17057 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17059 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17062 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
17063 The xxperm and xxpermr instructions require that the 2nd input
17064 operand overlap with the output operand, and not the 1st.
17065 (altivec_vperm_v8hiv16qi): Likewise.
17066 (altivec_vperm_<mode>_uns_internal): Likewise.
17067 (altivec_vpermr_<mode>_internal): Likewise.
17068 (vperm_v8hiv4si): Likewise.
17069 (vperm_v16qiv8hi): Likewise.
17071 2016-07-12 Nathan Sidwell <nathan@acm.org>
17073 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
17074 when -mno-pic-data-is-text-relative is in effect, by default.
17075 * doc/invoke.texi (mpic-data-is-text-relative): Document new
17076 behavior and clarify.
17078 2016-07-12 Martin Liska <mliska@suse.cz>
17080 * params.def: Add avg-loop niter.
17081 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17082 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17083 * doc/invoke.texi: Document the new parameter.
17085 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17087 PR middle-end/71700
17088 * expr.c (store_constructor): Mask sign-extended bits when widening
17089 sub-word constructor element at the start of a word.
17091 2016-07-12 Martin Liska <mliska@suse.cz>
17093 * Makefile.in: Append rule for params-options.h.
17094 * params-options.h: New file.
17096 2016-07-12 Martin Liska <mliska@suse.cz>
17098 * ira-build.c (mark_loops_for_removal): Properly iterate
17101 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17102 Richard Biener <rguenther@suse.de>
17104 PR tree-optimization/23286
17105 PR tree-optimization/70159
17106 * doc/invoke.texi: Document -fcode-hoisting.
17107 * common.opt (fcode-hoisting): New flag.
17108 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17109 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17110 (do_regular_insertion): Rename to ...
17111 (do_pre_regular_insertion): ... this and amend general comments
17112 on insertion strathegy.
17113 (do_partial_partial_insertion): Rename to ...
17114 (do_pre_partial_partial_insertion): ... this.
17115 (do_hoist_insertion): New function.
17116 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17117 and call do_hoist_insertion properly.
17119 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17120 (pass_pre::execute): Register hoist_insert stats.
17122 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17124 PR middle-end/71716
17125 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17126 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17127 is different from mode's bitsize. Small cleanup.
17129 2016-07-12 Richard Biener <rguenther@suse.de>
17131 PR rtl-optimization/68961
17132 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17133 to simplify to a non-constant.
17135 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17137 PR middle-end/71758
17138 * omp-low.c (expand_omp_target): Gimplify device.
17140 PR tree-optimization/71823
17141 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17142 to get vec_oprnds2 from op2.
17144 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17146 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17147 Hoist common subexpressions.
17148 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17150 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17153 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17154 prevent generation of 'stxsiwx' on pre Power8 hardware.
17156 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17158 * input.c: Include cpplib.h.
17159 (selftest::temp_source_file): New class.
17160 (selftest::temp_source_file::temp_source_file): New ctor.
17161 (selftest::temp_source_file::~temp_source_file): New dtor.
17162 (selftest::should_have_column_data_p): New function.
17163 (selftest::test_should_have_column_data_p): New function.
17164 (selftest::temp_line_table): New class.
17165 (selftest::temp_line_table::temp_line_table): New ctor.
17166 (selftest::temp_line_table::~temp_line_table): New dtor.
17167 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17168 it to create a temp_line_table.
17169 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17170 locations that are known to have column data.
17171 (selftest::line_table_case): New struct.
17172 (selftest::test_reading_source_line): Move tempfile handling
17173 to class temp_source_file.
17174 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17175 (selftest::assert_token_loc_eq): New function.
17176 (ASSERT_TOKEN_LOC_EQ): New macro.
17177 (selftest::test_lexer): New function.
17178 (selftest::boundary_locations): New array.
17179 (selftest::input_c_tests): Call test_should_have_column_data_p.
17180 Loop over a test matrix of interesting values of location and
17181 default_range_bits, calling test_lexer on each case in the matrix.
17182 Move call to test_accessing_ordinary_linemaps into the matrix.
17183 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17184 (ASSERT_EQ_AT): New macro.
17186 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17189 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17190 Don't convert TImode in debug insn.
17192 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17194 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17195 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17196 (tree_type_common::lang_flag_7): New.
17197 (tree_type_common::spare): Reduce size.
17198 * tree.h (TYPE_ALIGN_OK): Remove.
17199 (TYPE_LANG_FLAG_7): New.
17200 (get_inner_reference): Adjust header.
17201 * print-tree.c (print_node): Adjust.
17202 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17203 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17204 calls to get_inner_reference.
17205 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17206 handling of TYPE_ALIGN_OK.
17207 * builtins.c (get_object_alignment_2): Adjust call to
17208 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17209 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17211 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17212 * cfgexpand.c (expand_debug_expr): Likewise.
17213 * dbxout.c (dbxout_expand_expr): Likewise.
17214 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17215 loc_list_from_tree, fortran_common): Likewise.
17216 * fold-const.c (optimize_bit_field_compare,
17217 decode_field_reference, fold_unary_loc, fold_comparison,
17218 split_address_to_core_and_offset): Likewise.
17219 * gimple-laddress.c (execute): Likewise.
17220 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17221 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17222 * hsa-gen.c (gen_hsa_addr): Likewise.
17223 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17224 * tsan.c (instrument_expr): Likewise.
17225 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17226 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17227 * tree-affine.c (tree_to_aff_combination,
17228 get_inner_reference_aff): Adjust calls to get_inner_reference.
17229 * tree-data-ref.c (split_constant_offset_1,
17230 dr_analyze_innermost): Likewise.
17231 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17232 * tree-sra.c (ipa_sra_check_caller): Likewise.
17233 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17234 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17235 bswap_replace): Likewise.
17236 * tree-vect-data-refs.c (vect_check_gather,
17237 vect_analyze_data_refs): Likewise.
17238 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17239 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17242 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17244 * Makefile.in (selftest-valgrind): New phony target.
17245 * function-tests.c (selftest::build_cfg): Delete pass instances
17246 created by the test.
17247 (selftest::convert_to_ssa): Likewise.
17248 (selftest::test_expansion_to_rtl): Likewise.
17249 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17251 (selftest::test_diamond): Likewise.
17253 2016-07-11 Richard Biener <rguenther@suse.de>
17255 PR tree-optimization/71816
17256 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17257 than replacing all of its operands.
17259 2016-07-11 Alan Modra <amodra@gmail.com>
17261 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17262 (ctr<mode>): Add unspec.
17263 (ctr<mode>_internal*): Likewise.
17265 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17267 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17268 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17270 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17272 PR rtl-optimization/71621
17273 * lra-constraints.c (process_alt_operands): Check combination of
17274 reg class and mode.
17276 2016-07-08 Jason Merrill <jason@redhat.com>
17277 Richard Biener <rguenther@suse.de>
17279 P0145: Refining Expression Order for C++.
17280 * gimplify.c (initial_rhs_predicate_for): New.
17281 (gimplfy_modify_expr): Gimplify RHS before LHS.
17283 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17286 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17287 Allow standard error handling to take over when a wrong number
17288 of arguments is presented to __builtin_vec_ld () or
17289 __builtin_vec_st ().
17291 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17293 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17298 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17299 __builtin_aarch64_fmaxv2sf.
17300 (vmaxnmq_f32): Likewise.
17301 (vmaxnmq_f64): Likewise.
17302 (vminnm_f32): Likewise.
17303 (vminnmq_f32): Likewise.
17304 (vminnmq_f64): Likewise.
17306 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17309 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17310 enable -mfloat128-hardware by default.
17311 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17312 that IEEE 128-bit hardware support needs.
17313 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17314 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17315 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17316 floating point requires.
17317 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17318 -mfloat128 and -mfloat128-hardware changes.
17320 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17322 PR tree-optimization/71667
17323 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17325 2016-07-08 Martin Liska <mliska@suse.cz>
17327 PR middle-end/71606
17328 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17329 folding produces SAVE_EXPRs, thus return false for the type.
17331 2016-07-07 Martin Liska <mliska@suse.cz>
17333 * file-find.c (remove_prefix): New function.
17334 * file-find.h (remove_prefix): Declare the function.
17335 * gcc-ar.c (main): Skip a folder of the wrapper if
17336 a wrapped binary would point to the same file.
17338 2016-07-07 Jan Hubicka <jh@suse.cz>
17340 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17341 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17342 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17344 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17347 * ipa-inline-analysis.c (compute_inline_parameters): Set
17348 local.can_change_signature to false for intrumentation
17351 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17353 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17354 with TARGET_HAVE_MOVT.
17355 (TARGET_HAVE_MOVT): Define.
17356 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17357 availability with TARGET_HAVE_MOVT.
17358 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17360 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17362 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17363 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17364 * config/arm/constraints.md (define_constraint "j"): Use
17365 TARGET_HAVE_MOVT to check MOVT availability.
17367 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17369 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17371 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17373 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17374 (armv8-m.main): Likewise.
17375 (armv8-m.main+dsp): Likewise.
17376 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17377 (FL_FOR_ARCH8M_MAIN): Likewise.
17378 * config/arm/arm-tables.opt: Regenerate.
17379 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17380 armv8-m.main+dsp to BE8_LINK_SPEC.
17381 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17382 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17383 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17384 Baseline and Mainline.
17385 (arm_option_override_internal): Also disable arm_restrict_it when
17386 !arm_arch_notm. Update comment for -munaligned-access to also cover
17388 (arm_file_start): Increase buffer size for printing architecture name.
17389 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17390 and armv8-m.main+dsp.
17391 (mno-unaligned-access): Clarify that this is disabled by default for
17392 ARMv8-M Baseline architectures as well.
17394 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17396 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17397 decide whether to prevent some libgcc routines being included for some
17398 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17399 link between this condition and the one in
17400 libgcc/config/arm/lib1func.S.
17402 2016-07-07 Richard Biener <rguenther@suse.de>
17404 * tree-ssa-pre.c: Include alias.h.
17405 (compute_avail): If we have multiple VN_REFERENCEs with the
17406 same hashtable entry adjust that to make it a valid replacement
17407 for all of them with respect to alignment and aliasing
17408 when doing insertion.
17409 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17410 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17412 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17416 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17417 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17420 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17422 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17423 (adjust_mems): Adjust.
17424 (adjust_insn): Likewise.
17425 (prepare_call_arguments): Likewise.
17427 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17429 * gcse.c (struct ls_expr): Make stores field a vector.
17430 (ldst_entry): Adjust.
17431 (free_ldst_entry): Likewise.
17432 (print_ldst_list): Likewise.
17433 (compute_ld_motion_mems): Likewise.
17434 (update_ld_motion_stores): Likewise.
17436 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17438 * gcse.c (struct ls_expr): Remove loads field.
17439 (ldst_entry): Adjust.
17440 (free_ldst_entry): Likewise.
17441 (print_ldst_list): Likewise.
17442 (compute_ld_motion_mems): Likewise.
17444 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17446 * store-motion.c (struct st_expr): Make antic_stores a vector.
17447 (st_expr_entry): Adjust.
17448 (free_st_expr_entry): Likewise.
17449 (print_store_motion_mems): Likewise.
17450 (find_moveable_store): Likewise.
17451 (compute_store_table): Likewise.
17452 (remove_reachable_equiv_notes): Likewise.
17453 (replace_store_insn): Likewise.
17454 (build_store_vectors): Likewise.
17456 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17458 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17459 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17461 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17463 PR tree-optimization/71518
17464 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17465 misalign also for outer loops with negative step.
17467 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17469 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17470 (cortex_a53_shift): Add mov_shift.
17471 (cortex_a53_shift_reg): Add new reservation for register shifts.
17472 (cortex_a53_alu): Remove bfm.
17473 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17474 (cortex_a53_alu_extr): Add new reservation for EXTR.
17475 (bypasses): Improve bypass modelling.
17477 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17480 * config/avr/avr.c (avr_asm_select_section): Strip off
17481 SECTION_DECLARED from flags when calling get_section.
17483 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17485 * tree-vectorizer.h (vect_memory_access_type): Add
17486 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17487 * tree-vect-stmts.c (compare_step_with_zero): New function.
17488 (perm_mask_for_reverse): Move further up file.
17489 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17491 (get_negative_load_store_type): New function.
17492 (get_load_store_type): Call it. Add an ncopies argument.
17493 (vectorizable_mask_load_store): Update call accordingly and
17494 remove tests for negative steps.
17495 (vectorizable_store, vectorizable_load): Likewise. Handle new
17496 memory_access_types.
17498 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17500 * tree-vectorizer.h (vect_memory_access_type): New enum.
17501 (_stmt_vec_info): Add a memory_access_type field.
17502 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17503 (vect_model_store_cost): Take an access type instead of a boolean.
17504 (vect_model_load_cost): Likewise.
17505 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17506 vect_model_store_cost and vect_model_load_cost.
17507 * tree-vect-stmts.c (vec_load_store_type): New enum.
17508 (vect_model_store_cost): Take an access type instead of a
17509 store_lanes_p boolean. Simplify tests.
17510 (vect_model_load_cost): Likewise, but for load_lanes_p.
17511 (get_group_load_store_type, get_load_store_type): New functions.
17512 (vectorizable_store): Use get_load_store_type. Record the access
17513 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17514 (vectorizable_load): Likewise.
17515 (vectorizable_mask_load_store): Likewise. Replace is_store
17516 variable with vls_type.
17518 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17520 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17521 single_element_p parameter.
17522 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17523 Check the PR65518 case here rather than in vectorizable_load.
17524 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17525 * tree-vect-stmts.c (vectorizable_load): Likewise.
17527 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17529 * tree-vectorizer.h (gather_scatter_info): New structure.
17530 (vect_check_gather_scatter): Return a bool rather than a decl.
17531 Replace return-by-pointer arguments with a single
17532 gather_scatter_info *.
17533 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17534 (vect_analyze_data_refs): Update call accordingly.
17535 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17536 (vectorizable_mask_load_store): Likewise. Also record the
17537 offset dt and vectype in the gather_scatter_info.
17538 (vectorizable_store): Likewise.
17539 (vectorizable_load): Likewise.
17541 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17543 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17544 strided groups, use the cost of N scalar accesses instead
17545 of ncopies vector accesses.
17546 (vect_model_load_cost): Likewise.
17548 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17550 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17551 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17552 variable to indicate when once-per-group costs are being used.
17553 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17555 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17557 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17558 peeling-for-gaps condition.
17560 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17562 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17563 element to register if it doesn't match general_operand.
17565 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17566 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17568 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17570 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17571 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17572 (SIGNBIT): New mode iterator.
17573 (Fsignbit): New mode attribute.
17574 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17575 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17576 when direct moves are available.
17577 (signbit<mode>2_dm): New define_insn_and_split).
17578 (signbit<mode>2_dm2): New define_insn.
17580 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17582 PR rtl-optimization/71594
17583 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17584 into subregs of appropriate mode before trying to emit a conditional
17587 2016-07-05 Jan Hubicka <jh@suse.cz>
17589 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17590 (simple_iv): Use it.
17592 2016-07-05 Jan Hubicka <jh@suse.cz>
17594 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17596 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17598 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17601 2016-07-05 Jan Hubicka <jh@suse.cz>
17603 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17606 2016-07-05 Richard Biener <rguenther@suse.de>
17608 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17609 Handle empty else block.
17610 (is_feasible_trace): Likewise.
17611 (split_paths): Likewise.
17613 2016-07-05 Richard Biener <rguenther@suse.de>
17615 * tree-loop-distribution.c (distribute_loop): Fix issue with
17616 the cost model loop.
17618 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17620 * config/arm/neon-testgen.ml: Delete.
17621 * config/arm/neon.ml: Delete.
17623 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17626 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17627 directly using TREE_PURPOSE.
17629 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17631 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17632 * config/aarch64/aarch64_neon.h: Likewise.
17633 * config/aarch64/arm_neon.h: Likewise.
17634 * config/aarch64/atomics.md: Likewise.
17635 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17636 * doc/invoke.texi: Likewise.
17638 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17640 * config/s390/s390.md: Add "z13" cpu_facility.
17641 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17642 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17643 condition" type instructions.
17645 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17646 Jeff Law <law@redhat.com>
17648 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17649 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17651 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17653 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17654 permutation for TARGET_AVX512F.
17655 (ix86_expand_vec_one_operand_perm_avx512): New function.
17656 (expand_vec_perm_1): Invoke introduced function.
17657 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17658 it may be not valid after vectorization.
17660 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17663 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17664 typo in comment. Only force to memory if it is a weak
17665 external reference.
17667 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17668 Jiong Wang <jiong.wang@arm.com>
17670 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17671 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17672 (AARCH64_FL_F16): New.
17673 (AARCH64_FL_FOR_ARCH8_2): New.
17674 (AARCH64_ISA_8_2): New.
17675 (AARCH64_ISA_F16): New.
17676 (TARGET_FP_F16INST): New.
17677 (TARGET_SIMD_F16INST): New.
17678 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17679 ("fp"): Disabling "fp" also disables "fp16".
17680 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17681 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17682 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17683 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17685 2016-07-04 Jan Beulich <jbeulich@suse.com>
17687 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17689 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17692 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17693 the insns, use an insn form that does not adjust the offset on
17694 little endian systems.
17696 2016-07-01 Jan Beulich <jbeulich@suse.com>
17698 * varasm.c (get_variable_section): Validate initializer in
17699 named .bss-like sections.
17701 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17703 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17704 Exchange the order of the second and third operands in the vpermr
17705 instruction tmeplate.
17707 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17710 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17711 Disallow TDmode values.
17713 2016-07-01 Alan Modra <amodra@gmail.com>
17715 PR rtl-optimization/71709
17716 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17717 being set, not referenced.
17719 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17721 PR tree-optimization/70729
17722 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17723 of loop since it can be not valid after transformation.
17725 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17727 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17728 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17730 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17732 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17735 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17738 * config/rs6000/constraints.md (wY constraint): New constraint to
17739 match the requirements for the LXSD and STXSD instructions.
17740 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17741 predicate to match the requirements for the LXSD and STXSD
17743 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17744 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17745 to make sure that the bottom 2 bits of offset are 0, the address
17746 form is offsettable, and no updating is done in the address mode.
17747 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17748 (movdi_internal32): Likewise
17749 (movdi_internal64): Likewise.
17751 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17753 PR tree-optimization/71707
17754 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17755 strinfo even for ADDR_EXPR ptr.
17757 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17759 * config/rs6000/altivec.md (darn_32): Change the condition to
17760 TARGET_P9_MISC instead of TARGET_MODULO.
17761 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17762 condition expression.
17763 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17764 condition expression.
17765 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17766 (DFP_TEST): New code iterator.
17767 (dfptstsfi_<code>_mode>): New define_expand.
17768 (*dfp_sgnfcnc_<mode>): New define_insn.
17769 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17770 definition next to BU_P9_MISC_1 definition and change the MASK
17771 value to RS6000_BTM_P9_MISC.
17772 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17773 (BU_P9_64BIT_MISC_0): Likewise.
17774 (BU_P9_DFP_MISC_0): New macro definition.
17775 (BU_P9_DFP_MISC_1): New macro definition.
17776 (BU_P9_DFP_MISC_2): New macro definition.
17777 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17778 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17779 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17780 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17781 (TSTSFI_LT_TD): Likewise.
17782 (TSTSFI_EQ_DD): Likewise.
17783 (TSTSFI_EQ_TD): Likewise.
17784 (TSTSFI_GT_DD): Likewise.
17785 (TSTSFI_GT_TD): Likewise.
17786 (TSTSFI_OV_DD): Likewise.
17787 (TSTSFI_OV_TD): Likewise.
17788 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17789 (TSTSFI_LT_DD): Likewise.
17790 (TSTSFI_LT_TD): Likewise.
17791 (TSTSFI_EQ): Likewise.
17792 (TSTSFI_EQ_DD): Likewise.
17793 (TSTSFI_EQ_TD): Likewise.
17794 (TSTSFI_GT): Likewise.
17795 (TSTSFI_GT_DD): Likewise.
17796 (TSTSFI_GT_TD): Likewise.
17797 (TSTSFI_OV): Likewise.
17798 (TSTSFI_OV_DD): Likewise.
17799 (TSTSFI_OV_TD): Likewise.
17800 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17801 overloaded test significance functions.
17802 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17803 OPTION_MASK_P9_MISC into the representation of this mask.
17804 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17806 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17807 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17809 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17810 argument is a 6-bit unsigned literal value if the icode argument
17811 represents a DFP test significance built-in call.
17812 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17813 flag used independently and in combination with the
17814 RS6000_BTM_64BIT flag.
17815 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17816 (rs6000_builtin_mask_names): Add entry for power9-misc
17817 command-line option.
17818 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17819 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17820 RS6000_BTM_P9_MISC macros.
17821 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17822 option and change the description of the -mpower9-vector option to
17823 enable only vector instructions, removing its erroneously claimed
17824 support for scalar instructions.
17825 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17826 the ISA 3.0 digital floating point test significance built-in
17829 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17831 * config/aarch64/aarch64.c (cortexa35_tunings):
17832 Enable AES fusion. Use cortexa57_branch_cost.
17833 (cortexa53_tunings): Use cortexa57_branch_cost.
17834 (cortexa72_tunings): Use cortexa57_branch_cost.
17835 Use AUTOPREFETCHER_WEAK.
17836 (cortexa73_tunings): Use cortexa57_branch_cost.
17838 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17839 James Greenhalgh <james.greenhalgh@arm.com>
17841 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17842 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17843 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17844 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17845 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17846 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17847 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17848 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17849 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17850 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17851 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17852 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17853 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17856 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17857 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17859 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17861 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17863 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17866 * gcc.c (driver::build_option_suggestions): Pass "option" to
17867 add_misspelling_candidates.
17868 * opts-common.c (add_misspelling_candidates): Add "option" param;
17869 use it to avoid adding negated forms for options marked with
17871 * opts.h (add_misspelling_candidates): Add "option" param.
17873 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17875 PR middle-end/71693
17876 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17877 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17878 first when permuting bitwise operation with rotate. Cast
17879 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17881 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17883 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17884 for misspelled param names.
17885 * params.c: Include spellcheck.h.
17886 (find_param_fuzzy): New function.
17887 * params.h (find_param_fuzzy): New prototype.
17888 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17889 * spellcheck.h (struct edit_distance_traits<const char *>):
17892 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17894 * config/rs6000/predicates.md (const_0_to_7_operand): New
17895 predicate, recognize 0..7.
17896 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17897 support for doing extracts from V16QImode, V8HImode, V4SImode
17899 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17900 vector extract support.
17901 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17902 for ISA 3.0 vector extract.
17903 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17904 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17905 extracts of a constant element number from small integer vectors
17906 on 64-bit ISA 3.0 systems.
17907 (vsx_extract_<mode>_di): Likewise.
17908 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17909 say when we can do ISA 3.0 vector extracts.
17910 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17911 registers, using the stxsiwx instruction.
17913 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17915 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17916 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17917 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17918 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17919 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17920 * config/arm/arm.c (arm_qdf24xx_tune): New.
17922 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17924 * config/aarch64/aarch64.c (cortexa53_tunings):
17925 Increase loop alignment to 8. Set function alignment to 16.
17926 (cortexa35_tunings): Likewise.
17927 (cortexa57_tunings): Increase loop alignment to 8.
17928 (cortexa72_tunings): Likewise.
17929 (cortexa73_tunings): Likewise.
17931 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17933 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17934 for arm_fp16_ok and arm_fp16_hw.
17935 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17936 arm_fp16_alternative.
17938 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17940 PR tree-optimization/71655
17941 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17942 types when swapping operands.
17944 2016-06-29 Martin Liska <mliska@suse.cz>
17946 PR middle-end/71585
17947 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17948 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17949 of build_optimization_node.
17951 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17953 PR tree-optimization/70729
17954 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17955 independent in loops having positive safelen value.
17956 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17957 it may be not valid after vectorization.
17959 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17961 PR tree-optimization/71625
17962 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17963 is sorted by ascending list->offset. If PTR is non-NULL and there is
17964 previous strinfo, call get_stridx_plus_constant.
17965 (get_stridx): Pass exp as second argument to get_addr_stridx.
17966 (addr_stridxptr): Add missing list = list->next, so that there can be
17967 more than one entries in the list. Bump limit from 16 to 32. Ensure
17968 the list is sorted by ascending list->offset.
17969 (get_stridx_plus_constant): Adjust so that it can be also called with
17970 ADDR_EXPR instead of SSA_NAME as PTR.
17971 (handle_char_store): Pass NULL_TREE as second argument to
17974 2016-06-29 Richard Biener <rguenther@suse.de>
17976 PR rtl-optimization/68961
17977 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17979 2016-06-29 Richard Biener <rguenther@suse.de>
17981 PR middle-end/71002
17982 * alias.c (component_uses_parent_alias_set_from): Handle
17983 type punning through union accesses by using the union alias set.
17984 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17986 2016-07-29 Richard Biener <rguenther@suse.de>
17988 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17989 precision not matching mode precision.
17991 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17993 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17994 pa_output_arg_descriptor.
17995 (call_val_symref_64bit_post_reload): Likewise.
17996 (call_val_powf_64bit_post_reload): Likewise.
17997 (sibcall_internal_symref_64bit): Likewise.
17998 (sibcall_value_internal_symref_64bit): Likewise.
18000 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18002 PR middle-end/71626
18003 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
18004 a constant, force its SUBREG_REG into memory or register instead
18007 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
18010 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
18011 * doc/invoke.texi (AVR Options): Document it.
18013 2016-06-28 Walter Lee <walt@tilera.com>
18015 * config/tilegx/linux.h: Do not include arch/icache.h
18016 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18017 * config/tilepro/linux.h: Do not include arch/icache.h
18018 (CLEAR_INSN_CACHE): Provide inlined definition directly.
18020 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
18022 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
18023 for big-endian BIT_FIELD_REF.
18025 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
18027 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
18028 ('size' attribute): Add '128'.
18030 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
18031 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
18032 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
18033 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
18034 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
18035 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
18036 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
18037 *trunc<mode>df2_odd): Set size attribute to '128'.
18038 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
18039 * config/rs6000/power6.md (power6-fp): Include dfp type.
18040 * config/rs6000/power7.md (power7-fp): Likewise.
18041 * config/rs6000/power8.md (power8-fp): Likewise.
18042 * config/rs6000/power9.md: New file.
18043 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
18044 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
18045 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
18047 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
18048 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
18049 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
18050 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
18051 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
18052 dfp_dscri_<mode>): Change type attribute to dfp.
18053 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
18054 attribute to vecsimple.
18055 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
18056 and prefetch streams.
18057 (rs6000_option_override_internal): Remove temporary code setting
18058 tuning to power8. Don't set rs6000_sched_groups for power9.
18059 (last_scheduled_insn): Change to rtx_insn *.
18060 (divide_cnt, vec_load_pendulum): New variables.
18061 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
18062 (rs6000_issue_rate): Set issue rate for Power9.
18063 (is_power9_pairable_vec_type): New.
18064 (power9_sched_reorder2): New.
18065 (rs6000_sched_reorder2): Call new function for Power9 specific
18067 (insn_must_be_first_in_group): Remove Power9.
18068 (insn_must_be_last_in_group): Likewise.
18069 (force_new_group): Likewise.
18070 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
18071 Initialize divide_cnt/vec_load_pendulum.
18072 (_rs6000_sched_context, rs6000_init_sched_context,
18073 rs6000_set_sched_context): Handle context save/restore of new
18076 2016-06-28 Richard Biener <rguenther@suse.de>
18078 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18079 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18080 COMPONENT_REF operand.
18081 (nonoverlapping_component_refs_p): Likewise.
18082 * stor-layout.c (start_bitfield_representative): Mark
18083 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18085 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18087 * Makefile.in: Don't cat ../stage_current if it does not exist.
18089 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18090 last argument is a bit-field.
18092 PR rtl-optimization/71673
18093 * internal-fn.c (expand_arith_overflow_result_store): Use
18094 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18095 expand_simple_binop.
18097 PR middle-end/66867
18098 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18099 expand_ifn_atomic_compare_exchange): New functions.
18100 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18101 * tree.h (build_call_expr_internal_loc): Rename to ...
18102 (build_call_expr_internal_loc_array): ... this. Fix up type of
18104 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18105 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18106 ATOMIC_COMPARE_EXCHANGE result.
18107 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18108 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18109 fold_builtin_atomic_compare_exchange): New prototypes.
18110 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18111 fold_builtin_atomic_compare_exchange): New functions..
18112 * tree-ssa.c (execute_update_addresses_taken): If
18113 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18114 of call when finding addressable vars, and if such var becomes
18115 non-addressable, call fold_builtin_atomic_compare_exchange.
18117 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18120 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18121 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18123 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18125 * config/rs6000/rs6000.md ('type' attribute): Add
18126 veclogical,veccmpfx,vecexts,vecmove insn types.
18127 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18128 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18129 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18130 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18131 *nabs<mode>2_hw): Change type to vecmove.
18132 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18133 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18134 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18135 *ieee_128bit_vsx_abs<mode>2_internal,
18136 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18137 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18138 *ieee128_mtvsrd_32bit): Change type to veclogical.
18139 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18140 *movdi_internal32, *movdi_internal64): Update insn types.
18141 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18142 vsx_extract_<mode>): Change type to veclogical.
18143 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18144 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18145 *vsx_sign_extend_si_v2di): Change type to vecexts.
18146 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18147 type to veclogical.
18148 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18149 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18150 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18151 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18152 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18153 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18154 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18155 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18156 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18157 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18158 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18159 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18160 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18161 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18162 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18163 (ppc7450-vecsimple): Add veclogical, vecmove.
18164 (ppc7450-veccmp): Add veccmpfx.
18165 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18167 (ppc8540_vector_compare): Add veccmpfx.
18168 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18169 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18170 (cell-vecsimple): Add veclogical, vecmove.
18171 (cell-veccmp): Add veccmpfx.
18172 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18173 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18175 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18176 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18177 (power4-vecsimple): Add veclogical, vecmove.
18178 (power4-veccmp): Add veccmpfx.
18179 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18180 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18181 (power6-vecsimple): Add veclogical, vecmove.
18182 (power6-veccmp): Add veccmpfx.
18183 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18184 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18185 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18186 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18187 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18188 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18189 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18191 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18193 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18196 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18197 OPTION_MASK_P9_DFORM_VECTOR.
18198 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18199 disable -mpower9-dform-vector when using reload.
18200 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18201 New 'strict' argument. Update all callers. Add strict addressing
18203 (rs6000_legitimate_offset_address_p): Remove call to
18204 virtual_stack_registers_memory_p.
18205 (rs6000_legitimize_reload_address): Add quad address support.
18206 (rs6000_legitimate_address_p): Move call to quad_address_p above
18207 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18208 to account for new strict usage.
18209 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18210 for new strict usage.
18211 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18213 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18220 * config/i386/i386.c (ix86_spill_class): Disable condition to
18221 always return NO_REGS.
18223 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18225 * predict.c: Include gimple-pretty-print.h
18226 (predicted_by_loop_heuristics_p): Check also
18227 PRED_LOOP_EXIT_WITH_RECURSION
18228 (predict_loops): Find self recursive calls and use special purpose
18229 predictors for them; dump log about decisions.
18230 (pass_profile::execute): Dump info about #of iterations.
18231 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18232 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18234 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18236 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18237 output_asm_insn calls and shorten long lines. Output .CALL
18238 argument descriptor using pa_output_arg_descriptor. Add various
18239 inline $$dyncall and other optimizations.
18240 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18242 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18244 PR tree-optimization/71643
18245 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18248 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18249 leak a bitmap if dep_bb is NULL.
18251 PR tree-optimization/71631
18252 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18253 to rewrite_expr_tree even if negate_result, move new_lhs var
18254 declaration and initialization earlier, for powi_result set afterwards
18255 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18256 if new_lhs != lhs, and don't shadow gsi var.
18258 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18260 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18261 Add in_loop parameter.
18262 (predict_loops): Add loop guard heuristics.
18263 * predict.def (PRED_LOOP_GUARD): New heuristics.
18265 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18267 * predict.c: Include ipa-utils.h
18268 (tree_bb_level_prediction): Predict recursive calls.
18269 (tree_estimate_probability_bb): Skip inexpensive calls for call
18271 * predict.def (PRED_RECURSIVE_CALL): New.
18273 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18275 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18276 (BU_FLOAT128_1): Likewise.
18278 (COPYSIGNQ): Likewise.
18279 (RS6000_BUILTIN_NANQ): Likewise.
18280 (RS6000_BUILTIN_NANSQ): Likewise.
18281 (RS6000_BUILTIN_INFQ): Likewise.
18282 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18283 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18284 (TARGET_FOLD_BUILTIN): New #define.
18285 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18286 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18287 (rs6000_fold_builtin): New target hook implementation, handling
18288 folding of 128-bit NaNs and infinities.
18289 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18290 entries are filled in to avoid problems during bootstrap
18291 self-test; define builtins for 128-bit NaNs and infinities.
18292 (rs6000_opt_mask): Add entry for float128.
18293 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18294 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18295 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18296 (const_str_type_node): New #define.
18297 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18298 to a define_expand that dispatches to either copysign<mode>3_soft
18299 or copysign<mode>3_hard.
18300 (copysign<mode>3_hard): Rename from copysign<mode>3.
18301 (copysign<mode>3_soft): New define_insn.
18302 * doc/extend.texi: Document new builtins.
18304 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18306 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18307 PRIu64 instead of lu.
18309 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18312 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18313 copy the type name.
18315 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18317 PR tree-optimization/71647
18318 * omp-low.c (lower_rec_input_clauses): Convert
18319 omp_clause_aligned_alignment (c) to size_type_node for the
18320 last argument of __builtin_assume_aligned.
18322 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18324 * configure.ac (calling ___tls_get_addr via GOT): New
18325 assembler/linker check.
18326 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18327 assembler and linker supports calling ___tls_get_addr via GOT.
18328 Otherise, defined to 0.
18329 * config.in: Regenerated.
18330 * configure: Likewise.
18331 * config/i386/constraints.md (Yb): New constraint.
18332 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18333 (REG_CLASS_NAMES): Likewise.
18334 (REG_CLASS_CONTENTS): Likewise.
18335 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18336 the b constraint with the Yb constraint. Call ___tls_get_addr
18337 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18339 (*tls_local_dynamic_base_32_gnu): Likewise.
18340 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18341 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18342 (*tls_local_dynamic_base_64_<mode>): Likewise.
18344 2016-06-24 Martin Liska <mliska@suse.cz>
18346 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18347 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18349 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18350 argument to true if the expected number of iterations is
18353 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18355 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18356 assemble for 32bit target.
18357 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18358 and $ld_ix86_gld_32_opt to link for 32bit target.
18359 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18360 * configure: Regenerate.
18362 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18364 * config/arm/arm.c (int_log2): Delete definition and prototype.
18365 (shift_op): Use exact_log2 instead of int_log2.
18366 (vfp3_const_double_for_fract_bits): Likewise.
18368 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18370 * internal-fn.c (expand_arith_set_overflow): New function.
18371 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18373 (expand_arith_overflow_result_store): Likewise. Handle precision
18374 smaller than mode precision.
18375 * tree-vrp.c (extract_range_basic): For imag part, handle
18376 properly signed 1-bit precision result.
18377 * doc/extend.texi (__builtin_add_overflow): Document that last
18378 argument can't be pointer to enumerated or boolean type.
18379 (__builtin_add_overflow_p): Document that last argument can't
18380 have enumerated or boolean type.
18382 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18383 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18385 * config/rs6000/predicates.md (splat_input_operand): Rework.
18386 Don't allow constants, since the insns that use this predicate
18387 don't support constants. Constants are handled by other insns
18388 that are created via combine. During and after register
18389 allocation, only allow indexed or indirect addresses, and not
18390 general addresses. Only allow modes supported by the hardware.
18391 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18392 comment. Move check for using VSPLTIS<x> to a common location,
18393 instead of doing it in two different places.
18395 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18397 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18398 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18399 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18400 signature_CENTAUR_ebx.
18402 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18406 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18407 (as_ix86_gas_32_opt): This.
18408 (ld_ix86_tls_ldm_opt): Renamed to ...
18409 (ld_ix86_gld_32_opt): This.
18410 (R_386_TLS_LDM reloc): Updated.
18411 (R_386_GOT32X reloc): New assembler/linker check.
18412 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18413 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18415 * config.in: Regenerated.
18416 * configure: Likewise.
18417 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18418 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18419 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18420 if ix86_force_load_from_GOT_p returns true.
18421 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18422 ix86_force_load_from_GOT_p returns true.
18423 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18424 the external function address via the GOT slot.
18425 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18426 HAVE_AS_IX86_GOT32X before returning false.
18427 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18428 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18430 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18432 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18434 2016-06-23 Andi Kleen <ak@linux.intel.com>
18436 * Makefile.in: Regenerate.
18437 * doc/install.texi: Document autoprofiledbootstrap.
18439 2016-06-23 Andi Kleen <ak@linux.intel.com>
18441 * config/i386/gcc-auto-profile: New file.
18443 2016-06-23 Martin Liska <mliska@suse.cz>
18445 PR middle-end/71619
18446 * predict.c (predict_loops): Revert the hunk that was removed
18449 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18451 * config.gcc: Add support for arm*-*-phoenix* targets.
18452 * config/arm/t-phoenix: New.
18453 * config/phoenix.h: New.
18455 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18456 H.J. Lu <hongjiu.lu@intel.com>
18459 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18460 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18461 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18462 ix86_force_load_from_GOT_p returns true.
18463 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18464 ix86_force_load_from_GOT_p returns true.
18465 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18466 ix86_force_load_from_GOT_p returns true.
18467 (ix86_expand_move): Load the external function address via the
18468 GOT slot if ix86_force_load_from_GOT_p returns true.
18469 * config/i386/predicates.md (x86_64_immediate_operand): Return
18470 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18471 (x86_64_zext_immediate_operand): Ditto.
18473 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18475 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18477 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18480 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18481 * diagnostic.c (pedwarn_at_rich_loc): New function.
18482 * spellcheck.h (best_match::best_match): Add a
18483 "best_distance_so_far" optional parameter.
18484 (best_match::set_best_so_far): New method.
18485 (best_match::get_best_distance): New accessor.
18486 (best_match::get_best_candidate_length): New accessor.
18488 2016-06-22 Nick Clifton <nickc@redhat.com>
18490 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18491 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18492 modes are accepted as well.
18493 (ucompare_loc_descriptor): Likewise.
18494 (minmax_loc_descriptor): Likewise.
18495 (clz_loc_descriptor): Likewise.
18496 (popcount_loc_descriptor): Likewise.
18497 (bswap_loc_descriptor): Likewise.
18498 (rotate_loc_descriptor): Likewise.
18499 (mem_loc_descriptor): Likewise.
18500 (loc_descriptor): Likewise.
18502 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18504 * common.opt (fdiagnostics-parseable-fixits): New option.
18505 * diagnostic.c: Include "selftest.h".
18506 (print_escaped_string): New function.
18507 (print_parseable_fixits): New function.
18508 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18509 (selftest::assert_print_escaped_string): New function.
18510 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18511 (selftest::test_print_escaped_string): New function.
18512 (selftest::test_print_parseable_fixits_none): New function.
18513 (selftest::test_print_parseable_fixits_insert): New function.
18514 (selftest::test_print_parseable_fixits_remove): New function.
18515 (selftest::test_print_parseable_fixits_replace): New function.
18516 (selftest::diagnostic_c_tests): New function.
18517 * diagnostic.h (struct diagnostic_context): Add field
18518 "parseable_fixits_p".
18519 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18520 -fdiagnostics-parseable-fixits.
18521 (-fdiagnostics-parseable-fixits): New option.
18522 * opts.c (common_handle_option): Handle
18523 -fdiagnostics-parseable-fixits.
18524 * selftest-run-tests.c (selftest::run_tests): Call
18525 selftest::diagnostic_c_tests.
18526 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18528 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18530 PR tree-optimization/71488
18531 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18532 comparison of boolean vectors.
18533 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18534 of boolean vectors using bitwise operations.
18536 2016-06-22 Andreas Schwab <schwab@suse.de>
18538 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18539 Remove declaration.
18541 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18543 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18545 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18547 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18550 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18552 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18553 * config/arm/arm-cores.def (cortex-a73): New entry.
18554 (cortex-a73.cortex-a35): Likewise.
18555 (cortex-a73.cortex-a53): Likewise.
18556 * config/arm/arm-tables.opt: Regenerate.
18557 * config/arm/arm-tune.md: Likewise.
18558 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18559 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18560 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18561 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18562 * doc/invoke.texi (ARM Options): Document cortex-a73,
18563 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18565 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18567 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18568 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18569 (cortex-a73.cortex-a35): Likewise.
18570 (cortex-a73.cortex-a53): Likewise.
18571 * config/aarch64/aarch64-tune.md: Regenerate.
18572 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18573 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18576 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18578 * configure.ac (gcc_cv_as_compress_debug): Remove
18579 --compress-debug-sections as extra as switch.
18580 Handle gas --compress-debug-sections=type.
18581 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18582 Handle gld --compress-debug-sections=type.
18583 * configure: Regenerate.
18585 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18587 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18589 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18591 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18592 (do_rewrite): likewise.
18594 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18596 * common/config/mep/mep-common.c: Remove.
18597 * config.gcc: Remove mep-* support.
18598 * config/mep/constraints.md: Remove.
18599 * config/mep/default.h: Remove.
18600 * config/mep/intrinsics.h: Remove.
18601 * config/mep/intrinsics.md: Remove.
18602 * config/mep/ivc2-template.h: Remove.
18603 * config/mep/mep-c5.cpu: Remove.
18604 * config/mep/mep-core.cpu: Remove.
18605 * config/mep/mep-default.cpu: Remove.
18606 * config/mep/mep-ext-cop.cpu: Remove.
18607 * config/mep/mep-intrin.h: Remove.
18608 * config/mep/mep-ivc2.cpu: Remove.
18609 * config/mep/mep-pragma.c: Remove.
18610 * config/mep/mep-protos.h: Remove.
18611 * config/mep/mep.c: Remove.
18612 * config/mep/mep.cpu: Remove.
18613 * config/mep/mep.h: Remove.
18614 * config/mep/mep.md: Remove.
18615 * config/mep/mep.opt: Remove.
18616 * config/mep/predicates.md: Remove.
18617 * config/mep/t-mep: Remove.
18618 * doc/install.texi: Remove mep-* documentation.
18619 * doc/md.texi: Likewise.
18621 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18623 * config.gcc: Remove support for avr-rtems.
18624 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18625 * config/avr/rtems.h: Remove.
18626 * config/avr/t-rtems: Remove.
18628 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18630 * config.gcc: Remove m32r-rtems support.
18631 * config/m32r/rtems.h: Remove.
18633 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18635 * config.gcc: Remove h8300-rtems support.
18636 * config/h8300/rtems.h: Remove.
18637 * config/h8300/t-rtems: Remove.
18639 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18641 * config.gcc: Remove support for knetbsd.
18642 * configure.ac: Likewise.
18643 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18644 * config/knetbsd-gnu.h: Remove.
18645 * configure: Regenerate.
18647 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18649 * config.gcc: Remove support for openbsd 2 and 3.
18650 * config/openbsd-oldgas.h: Remove.
18652 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18654 * config.gcc: Remove interix support.
18655 * config/i386/i386-interix.h: Remove.
18656 * config/i386/interix.opt: Remove.
18657 * config/i386/t-interix: Remove.
18658 * configure: Regenerate.
18659 * configure.ac: Remove interix support.
18660 * doc/install.texi: Remove interix documentation.
18662 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18664 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18665 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18668 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18670 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18671 they are both PLACEHOLDER_EXPRs.
18673 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18675 * stor-layout.c (layout_type): Move setting complex MODE to
18676 layout_type, instead of setting it ahead of time by the caller.
18677 * tree.c (build_complex_type): Likewise.
18679 2016-06-21 Martin Liska <mliska@suse.cz>
18681 * predict.c (force_edge_cold): Replace imposisble with
18684 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18686 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18687 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18689 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18691 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18693 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18694 Ilya Enkovich <ilya.enkovich@intel.com>
18697 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18698 New member function to convert V1TImode register to SUBREG
18699 TImode in debug insn.
18700 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18701 after changing register mode to V1TImode.
18703 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18705 * config/aarch64/aarch64-cores.def (vulcan): New core.
18706 * config/aarch64/aarch64-tune.md: Regenerate.
18707 * doc/invoke.texi: Document vulcan as an available option.
18709 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18711 * cse.c (canon_asm_operands): New function extracted from...
18712 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18713 either standalone or member of a PARALLEL.
18715 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18718 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18719 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18720 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18722 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18725 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18726 constant addresses if can_create_pseudo_p.
18728 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18730 PR tree-optimization/71588
18731 * tree-ssa-strlen.c (valid_builtin_call): New function.
18732 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18735 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18737 PR middle-end/71581
18738 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18739 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18740 for conversion of scalar user var to complex type and use the
18741 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18744 PR rtl-optimization/71591
18745 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18746 don't run any tests.
18748 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18751 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18752 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18753 space for PIC with non-v32 and the common non-PIC "jump".
18755 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18758 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18759 returned values and add UN*/LTGT/*ORDERED cases with values matching
18760 D operand modifier on vcmp for AVX.
18762 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18764 * config/aarch64/aarch64.opt
18765 (mpc-relative-literal-loads): Rename internal option name.
18766 * config/aarch64/aarch64.c
18767 (aarch64_nopcrelative_literal_loads): Rename to
18768 aarch64_pcrelative_literal_loads.
18769 (aarch64_expand_mov_immediate): Likewise.
18770 (aarch64_secondary_reload): Likewise.
18771 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18772 (aarch64_override_options_after_change_1): Rename and simplify logic.
18773 (aarch64_classify_symbol): Merge large model checks into switch,
18774 remove pc-relative load check.
18776 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18778 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18779 costs relative to the cost of a register move.
18781 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18783 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18784 (vcvt_n_f64_u64): Likewise.
18785 (vcvt_n_s64_f64): Likewise.
18786 (vcvt_n_u64_f64): Likewise.
18787 (vcvt_f64_s64): Likewise.
18788 (vrecpe_f64): Likewise.
18789 (vcvt_f64_u64): Likewise.
18790 (vrecps_f64): Likewise.
18792 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18794 * config/aarch64/aarch64.md
18795 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18797 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18799 * config/aarch64/aarch64-builtins.c
18800 (aarch64_types_binop_uss_qualifiers): Delete.
18801 (TYPES_BINOP_USS): Likewise.
18802 (aarch64_types_binop_sus_qualifiers): Likewise.
18803 (TYPES_BINOP_SUS): Likewise.
18804 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18805 (TYPES_FCVTIMM_SUS): Likewise.
18806 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18808 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18809 (fcvtzs): Use SHIFTIMM rather than BINOP.
18810 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18812 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18814 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18815 costs relative to the cost of a register move.
18817 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18819 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18820 Allow scalar/single vector modes to be tieable.
18822 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18824 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18826 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18828 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18830 * tree.h (TYPE_ALIGN): Likewise.
18832 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18835 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18837 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18839 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18840 literal" build warnings.
18841 (avr_print_operand_address): Dito.
18843 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18846 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18847 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18849 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18851 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18853 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18856 * reload1.c (reload): Pass 0 to finish_spills when called because
18857 update_eliminables_and_spill returns true and remove did_spill.
18858 (finish_spills): Adjust comment and document GLOBAL parameter.
18860 2016-06-17 DJ Delorie <dj@redhat.com>
18863 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18864 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18865 (umulqihi3_virt): Likewise.
18866 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18867 (umulqihi3_real): Likewise.
18869 2016-06-17 Martin Liska <mliska@suse.cz>
18871 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18873 2016-06-17 Martin Liska <mliska@suse.cz>
18875 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18877 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18879 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18881 (vaddq_f32): Likewise.
18882 (vmul_f32): Likewise.
18883 (vmulq_f32): Likewise.
18884 (vsub_f32): Likewise.
18885 (vsubq_f32): Likewise.
18887 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18889 PR tree-optimization/71347
18890 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18891 cost for all uses in group.
18893 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18895 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18896 insert gimple seq if it's not empty.
18898 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18900 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18902 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18903 rather than OFFSET.
18904 (comp_dr_with_seg_len_pair): Ditto.
18905 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18906 struct dr_with_seg_len_pair against DR_OFFSET.
18907 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18908 DR_OFFSET directly.
18910 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18912 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18914 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18916 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18917 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18918 (pa_output_millicode_call): Likewise.
18919 (pa_output_call): Likewise.
18920 (pa_output_indirect_call): Likewise.
18921 (pa_asm_output_mi_thunk): Likewise.
18923 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18925 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18927 2016-06-16 Martin Liska <mliska@suse.cz>
18929 * predict.c (combine_predictions_for_insn): When we find a first
18930 match predictor, we should consider just predictors with
18931 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18932 DS theory predictor.
18933 (combine_predictions_for_bb): Likewise.
18935 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18937 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18938 with base of reference to struct.
18940 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18942 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18944 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18947 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18948 progmem_swtable_section.
18949 (progmem_swtable_section): Remove.
18950 (avr_asm_function_rodata_section): Remove.
18951 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18952 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18954 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18956 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18957 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18958 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18959 signature_CENTAUR_ebx.
18960 * config/i386/i386.c (ix86_option_override_internal): Add
18961 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18962 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18963 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18965 2016-06-16 Martin Liska <mliska@suse.cz>
18967 * predict.def: Add fortran loop preheader predictor.
18968 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18969 fold IFN_BUILTIN_EXPECT with a known constant argument.
18971 2016-06-16 Martin Liska <mliska@suse.cz>
18973 * predict.def: Add 'Fortran' to display text of all
18974 PRED_FORTRAN_* predictors.
18976 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18979 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18980 [IA64_BUILTIN_NANSQ]: Ditto.
18981 (ia64_fold_builtin): New function.
18982 (TARGET_FOLD_BUILTIN): New define.
18983 (ia64_init_builtins) Declare const_string_type node.
18984 Add __builtin_nanq and __builtin_nansq builtin functions.
18985 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18987 2016-06-16 Nick Clifton <nickc@redhat.com>
18989 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18990 MSP430_HWMULT_ prefix to enum values.
18991 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18992 * config/msp430/msp430.c: Update use of enum values.
18993 * config/msp430/msp430.md: Likewise.
18994 * config/msp430/msp430.opt: Likewise.
18996 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18998 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18999 of comparsions in the last iteration.
19001 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19002 Joern Rennecke <joern.rennecke@embecosm.com>
19004 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
19006 (arc_needs_pcl_p): Add GOTOFFPC.
19007 (arc_legitimate_pic_addr_p): Likewise.
19008 (arc_output_pic_addr_const): Likewise.
19009 (arc_legitimize_pic_address): Generate a pc-relative address using
19011 (arc_output_libcall): Use @pcl syntax.
19012 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
19013 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
19014 (*movsi_insn): Use @pcl syntax.
19015 (doloop_begin_i): Likewise.
19017 2016-06-16 Martin Liska <mliska@suse.cz>
19019 * predict.def: Define a new predictor.
19021 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
19023 * config/arc/arc.opt (mtp-regno): Update text.
19025 2016-06-16 Renlin Li <renlin.li@arm.com>
19027 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
19029 2016-06-16 Jakub Jelinek <jakub@redhat.com>
19032 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
19033 (setcc + and peephole2): Likewise.
19035 PR rtl-optimization/71532
19036 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
19039 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
19041 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
19042 DImode constants with XXSPLTIB in vector registers.
19043 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
19044 vsx_extract_<mode>_internal{1,2} into a single insn that handles
19045 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
19046 extraction of the element at the top of the register as a scalar
19048 (vsx_extract_<mode>_internal1): Likewise.
19049 (vsx_extract_<mode>_internal2): Likewise.
19050 * config/rs6000/constraints.md (wi constraint): Remove a comment
19051 about DImode not being allowed in Altivec registers.
19052 (wB constraint): New constraint for constants that can be
19053 generated in Altivec registers with VSPLTISW/VUPKHSW.
19054 * config/rs6000/predicates.md (xxspltib_constant_split): Update
19056 (xxspltib_constant_nosplit): Likewise.
19057 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
19058 support for -mupper-regs-di to enable DImode to go into Altivec
19060 (POWERPC_MASKS): Likewise.
19061 (power7 cpu): Likewise.
19062 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
19063 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
19064 for DImode being allowed in Altivec registers. Update wi/wj
19065 constraints. Set scalar_in_vmx_p flag.
19066 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
19067 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
19068 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
19069 (rs6000_opt_masks): Add -mupper-regs-di.
19070 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
19071 direct move to use wi and not wj.
19072 (lfiwzx): Likewise.
19073 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
19075 (floatunssi<mode>2_lfiwzx_mem): Likewise.
19076 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19077 any VSX register, instead of just Altivec registers, to allow
19078 either operand to be an Altivec register or both.
19079 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19080 (movdi_internal32): Add support for -mupper-regs-di. Add support
19081 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19082 the alternatives and attributes to be lined up to be easier to
19084 (movdi_internal64): Likewise.
19085 (64-bit DImode splitters): Change predicates to only split loading
19086 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19087 load constants in ISA 3.0 or ISA 2.07 respectively.
19088 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19089 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19090 mention -mcpu=power9 sets these options.
19091 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19094 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19097 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19098 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19099 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19100 by default to warn misspelled interrupt/ signal handler.
19101 * doc/invoke.texi (AVR Options): Document it. Update description
19102 for -nodevicelib option.
19104 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19106 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19107 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19108 (aarch64_<sur>shll2_n<mode>): Likewise.
19110 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19112 PR middle-end/71529
19113 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19114 DECL_CONTEXT for copied arguments.
19116 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19118 PR tree-optimization/71483
19119 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19122 2016-06-15 Martin Liska <mliska@suse.cz>
19124 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19125 instead of predict_edge w/o a probability.
19127 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19129 PR tree-optimization/71439
19130 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19133 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19135 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19136 register subregs in SET_SRC.
19138 2016-06-15 Richard Biener <rguenther@suse.de>
19140 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19141 store restrictions.
19143 2016-06-15 Richard Biener <rguenther@suse.de>
19145 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19146 not consider dependences between accesses that belong to the
19148 (vect_analyze_data_ref_dependences): Do not analyze read-read
19149 or self-dependences.
19151 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19153 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19155 (find_closest_identifier): Reimplement in terms of
19156 best_match<tree,tree>.
19157 * spellcheck-tree.h: New file.
19158 * spellcheck.c (struct edit_distance_traits<const char *>): New
19160 (find_closest_string): Reimplement in terms of
19161 best_match<const char *, const char *>.
19162 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19163 overload to spellcheck-tree.h.
19164 (find_closest_identifier): Likewise.
19165 (struct edit_distance_traits<T>): New template.
19166 (class best_match): New class.
19168 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19170 * selftest-run-tests.c (selftest::run_tests): Call
19171 selftest::spellcheck_tree_c_tests.
19172 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19173 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19174 (selftest::test_find_closest_identifier): New function.
19175 (selftest::spellcheck_tree_c_tests): New function.
19176 * spellcheck.c (selftest::test_find_closest_string): Verify that
19177 the order of the vec does not affect the results for this case.
19178 (selftest::test_data): New array.
19179 (selftest::test_metric_conditions): New function.
19180 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19181 Call selftest::test_metric_conditions.
19183 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19185 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19186 (BU_P9_MISC_1): Likewise.
19187 (BU_P9_64BIT_MISC_0): Likewise.
19188 (BU_P9_MISC_0): Likewise.
19190 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19192 * gcc-rich-location.c
19193 (gcc_rich_location::add_fixit_misspelled_id): New method.
19194 * gcc-rich-location.h
19195 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19197 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19199 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19200 FreeBSD 11 and above.
19202 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19204 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19206 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19208 * expmed.h: Close parenthesis in "at your option" in copyright
19210 * lower-subreg.h: Likewise.
19212 2016-06-14 Richard Biener <rguenther@suse.de>
19214 PR middle-end/71526
19215 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19218 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19220 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19222 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19223 mask+shift version.
19224 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19226 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19227 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19229 2016-06-14 Richard Biener <rguenther@suse.de>
19231 PR tree-optimization/71522
19232 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19233 copying into float copying.
19235 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19237 PR tree-optimization/71520
19238 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19239 (replace_block_by): Move user labels from bb1 to bb2.
19241 2016-06-14 Richard Biener <rguenther@suse.de>
19243 PR middle-end/71310
19245 * expr.h (get_bit_range): Declare.
19246 * expr.c (get_bit_range): Export.
19247 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19248 word_mode again to constrain the bitfield access.
19250 2016-06-14 Richard Biener <rguenther@suse.de>
19252 PR tree-optimization/71521
19253 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19254 division int_const_binop against zero divisor.
19256 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19258 * config/i386/i386.md (signbittf2): New expander.
19259 * config/i386/sse.md (ptesttf2): New insn pattern.
19261 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19264 * input.c (selftest::test_reading_source_line): Avoid reading from
19265 __FILE__ by creating a tempfile with known content and reading
19268 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19270 * pretty-print.c (assert_pp_format_colored): Skip the test if
19272 (test_pp_format): Remove comment about GCC_COLORS.
19274 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19276 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19277 * pretty-print.c (assert_pp_format_va): Add location param and use
19278 it with ASSERT_STREQ_AT.
19279 (assert_pp_format): Add location param and pass it to
19280 assert_pp_format_va.
19281 (assert_pp_format_colored): Likewise.
19282 (ASSERT_PP_FORMAT_1): New.
19283 (ASSERT_PP_FORMAT_2): New.
19284 (ASSERT_PP_FORMAT_3): New.
19285 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19286 explicitly, or implicitly via the above macros.
19287 * selftest.c (selftest::pass): Use a selftest::location rather
19288 than file and line.
19289 (selftest::fail): Likewise. Print the function name.
19290 (selftest::fail_formatted): Likewise.
19291 (selftest::assert_streq): Use a selftest::location rather than
19293 * selftest.h (selftest::location): New struct.
19294 (SELFTEST_LOCATION): New macro.
19295 (selftest::pass): Accept a const location & rather than file
19297 (selftest::fail): Likewise.
19298 (selftest::fail_formatted): Likewise.
19299 (selftest::assert_streq): Likewise.
19300 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19301 (ASSERT_FALSE): Likewise.
19302 (ASSERT_EQ): Likewise.
19303 (ASSERT_NE): Likewise.
19304 (ASSERT_STREQ): Likewise.
19305 (ASSERT_PRED1): Likewise.
19306 (ASSERT_STREQ_AT): New macro.
19308 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19310 * selftest.c (selftest::fail_formatted): New function.
19311 (selftest::assert_streq): New function.
19312 * selftest.h (selftests::fail_formatted): New decl.
19313 (selftest::assert_streq): New decl.
19314 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19316 2016-06-13 Jeff Law <law@redhat.com>
19318 PR tree-optimization/71403
19319 * tree-ssa-threadbackward.c
19320 (convert_and_register_jump_thread_path): No longer accept reference
19321 to path. Do not pop items off the path anymore.
19322 (fsm_find_control_statement_thread_paths): Do not allow threading
19323 to a deeper loop nest. Pop the last item off the path here rather
19324 than in convert_and_register_jump_thread_path.
19326 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19327 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19329 [AArch64] Emit division using the Newton series
19331 * config/aarch64/aarch64-protos.h
19332 (cpu_approx_modes): Add new member "division".
19333 (aarch64_emit_approx_div): Declare new function.
19334 * config/aarch64/aarch64.c
19335 (generic_approx_modes): New member "division".
19336 (exynosm1_approx_modes): Likewise.
19337 (xgene1_approx_modes): Likewise.
19338 (aarch64_emit_approx_div): Define new function.
19339 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19340 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19341 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19342 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19344 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19345 Wilco Dijkstra <wilco.dijkstra@arm.com>
19347 [AArch64] Emit square root using the Newton series
19349 * config/aarch64/aarch64-protos.h
19350 (aarch64_emit_approx_rsqrt): Replace with new function
19351 "aarch64_emit_approx_sqrt".
19352 (cpu_approx_modes): New member "sqrt".
19353 * config/aarch64/aarch64.c
19354 (generic_approx_modes): New member "sqrt".
19355 (exynosm1_approx_modes): Likewise.
19356 (xgene1_approx_modes): Likewise.
19357 (aarch64_emit_approx_rsqrt): Replace with new function
19358 "aarch64_emit_approx_sqrt".
19359 (aarch64_override_options_after_change_1): Handle new option.
19360 * config/aarch64/aarch64-simd.md
19361 (rsqrt<mode>2): Use new function instead.
19362 (sqrt<mode>2): New expansion and insn definitions.
19363 * config/aarch64/aarch64.md: Likewise.
19364 * config/aarch64/aarch64.opt
19365 (mlow-precision-sqrt): Add new option description.
19366 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19368 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19370 [AArch64] Add more choices for the reciprocal square root approximation
19372 Allow a target to prefer such operation depending on the operation mode.
19374 * config/aarch64/aarch64-protos.h
19375 (AARCH64_APPROX_MODE): New macro.
19376 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19377 (cpu_approx_modes): New structure.
19378 (tune_params): New member "approx_modes".
19379 * config/aarch64/aarch64-tuning-flags.def
19380 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19381 * config/aarch64/aarch64.c
19382 (generic_approx_modes): New core "cpu_approx_modes" structure.
19383 (exynosm1_approx_modes): Likewise.
19384 (xgene1_approx_modes): Likewise.
19385 (generic_tunings): New member "approx_modes".
19386 (cortexa35_tunings): Likewise.
19387 (cortexa53_tunings): Likewise.
19388 (cortexa57_tunings): Likewise.
19389 (cortexa72_tunings): Likewise.
19390 (exynosm1_tunings): Likewise.
19391 (thunderx_tunings): Likewise.
19392 (xgene1_tunings): Likewise.
19393 (use_rsqrt_p): New argument for the mode and use new member from
19395 (aarch64_builtin_reciprocal): Devise mode from builtin.
19396 (aarch64_optab_supported_p): New argument for the mode.
19397 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19399 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19401 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19402 RS6000_BTM_MODULO flag into the set of flags that are considered
19403 to be part of the common configuration.
19405 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19407 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19408 difference unsigned.
19409 (vec_absdb): New macro for vector absolute difference unsigned
19411 (vec_absdh): New macro for vector absolute difference unsigned
19413 (vec_absdw): New macro for vector absolute difference unsigned word.
19414 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19415 (vadu<mode>3): New insn.
19416 (*p9_vadu<mode>3): New insn.
19417 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19419 (vaduh): New built-in definition.
19420 (vaduw): New built-in definition.
19421 (vadu): New overloaded built-in definition.
19422 (vadub): New overloaded built-in definition.
19423 (vaduh): New overloaded built-in definition.
19424 (vaduw): New overloaded built-in definition.
19425 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19426 overloaded vector absolute difference unsigned functions.
19427 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19428 the ISA 3.0 vector absolute difference unsigned built-in functions.
19430 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19432 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19433 update shared_lookup_references only once after changing operands.
19435 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19437 PR middle-end/71373
19438 * tree-nested.c (convert_nonlocal_omp_clauses)
19439 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19441 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19442 * tree.def (CASE_LABEL_EXPR): Likewise.
19444 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19447 * input.c (test_builtins): Fix an assertion.
19449 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19451 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19452 (paritysi2): Ditto.
19454 (isinf<mode>2): Ditto.
19456 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19458 * ggc-tests.c (test_finalization): Only test need_finalization_p
19459 for GCC_VERSION >= 4003.
19461 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19463 * config/s390/vecintrin.h: Fix file description in comment.
19465 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19467 * config/s390/s390-builtin-types.def: Change builtin type naming
19468 scheme to match builtin-types.def.
19470 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19472 * fold-const.c (optimize_minmax_comparison): Remove.
19473 (fold_comparison): Remove call to the above.
19474 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19475 New transformations.
19477 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19479 PR tree-optimization/71416
19480 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19483 2016-06-13 Martin Liska <mliska@suse.cz>
19485 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19486 (combine_predictions_for_insn): Likewise.
19487 (prune_predictions_for_bb): Likewise.
19488 (combine_predictions_for_bb): Likewise.
19490 2016-06-13 Richard Biener <rguenther@suse.de>
19492 PR tree-optimization/71505
19493 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19494 assert match comment.
19496 2016-06-13 Marek Polacek <polacek@redhat.com>
19498 PR middle-end/71476
19499 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19500 gimplify_switch_expr.
19501 (warn_switch_unreachable_r): New function.
19503 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19506 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19509 2016-06-13 Richard Biener <rguenther@suse.de>
19511 PR middle-end/64516
19512 * fold-const.c (fold_unary_loc): Preserve alignment when
19513 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19515 2016-06-13 Martin Liska <mliska@suse.cz>
19518 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19519 w/ -fsanitize=bounds.
19521 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19523 * config/i386/i386.c (ix86_init_builtins): Calculate
19524 FLOAT128_FTYPE_CONST_STRING function type only once.
19525 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19526 built-in functions are available for x86-32 and x86-64 targets.
19528 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19531 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19532 New primitive type.
19533 (FLOAT128_FTYPE_CONST_STRING): New function type.
19534 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19535 [IX86_BUILTIN_NANSQ]: Ditto.
19536 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19537 (ix86_init_builtin_types): Declare const_string_type_node.
19538 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19540 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19541 * doc/extend.texi (x86 Built-in Functions): Document
19542 __builtin_nanq and __builtin_nansq.
19544 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19547 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19548 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19549 length for pop patterns.
19550 (arm_attr_length_push_multi): Update comments.
19551 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19553 (*pop_multiple_with_writeback_and_return): Likewise.
19554 (*pop_multiple_with_return): Likewise.
19556 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19558 PR middle-end/71310
19559 * fold-const.c (optimize_bit_field_compare): Don't try to use
19560 word_mode unconditionally for reading the bit field, look at
19561 DECL_BIT_FIELD_REPRESENTATIVE instead.
19563 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19565 PR middle-end/71478
19566 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19567 vector integer type.
19569 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19571 PR middle-end/71494
19572 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19573 without LABEL_DECL, set *handled_ops_p to false instead of true.
19575 2016-06-10 Martin Sebor <msebor@redhat.com>
19578 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19579 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19580 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19582 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19583 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19584 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19585 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19586 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19587 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19588 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19589 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19591 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19593 * config/arm/arm.h (pool_vector_label,
19594 return_used_this_function): Remove.
19596 2016-06-10 Jeff Law <law@redhat.com>
19598 PR tree-optimization/71335
19599 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19600 zero length paths here.
19601 (convert_and_register_jump_thread_path): Remove hacks related to
19602 duplicated blocks in the jump thread path.
19603 (fsm_find_control_statement_thread_paths): Avoid putting the same
19604 block on the thread path twice, but ensure the thread path is
19605 unchanged from the caller's point of view.
19607 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19609 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19610 * predict.def (PRED_LOOP_BRANCH): Remove.
19612 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19614 * Makefile.in (OBJS): Add ggc-tests.o.
19615 (GTFILES): Add ggc-tests.c.
19616 * ggc-tests.c: New file.
19617 * selftest-run-tests.c (selftest::run_tests): Call
19618 selftest::ggc_tests_c_tests.
19619 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19621 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19623 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19625 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19628 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19629 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19631 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19633 * profile.c: Include cfgloop.h.
19634 (branch_prob): Compute estimated number of iterations.
19635 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19636 recompute estimate number of iterations from profile.
19638 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19640 PR inline-asm/68843
19641 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19642 must be grouped on top of stack. Don't force early clobber
19643 on ordinary reg outputs.
19645 2016-06-10 Richard Biener <rguenther@suse.de>
19647 * targhooks.c (default_builtin_vectorization_cost): Adjust
19648 vec_construct cost.
19650 2016-06-10 Richard Biener <rguenther@suse.de>
19652 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19653 to fold the RHS to a constant if possible.
19655 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19657 PR middle-end/71373
19658 * tree-nested.c (convert_nonlocal_omp_clauses)
19659 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19660 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19661 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19663 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19665 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19667 * omp-low.c (scan_sharing_clauses): Don't expect
19668 OMP_CLAUSE__CACHE_.
19670 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19672 PR tree-optimization/71407
19673 PR tree-optimization/71416
19674 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19675 BIT_FIELD_REF type.
19677 2016-06-10 Richard Biener <rguenther@suse.de>
19679 PR middle-end/71477
19680 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19682 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19684 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19686 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19687 Jiong Wang <jiong.wang@arm.com>
19689 PR rtl-optimization/70751
19690 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19691 spilled into memory.
19693 2016-06-09 Jonathan Yong <10walls@gmail.com>
19696 2015-09-21 Jonathan Yong <10walls@gmail.com>
19698 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19699 sysroot/usr/lib/32api for additional win32 libraries,
19700 fixes failing Cygwin bootstrapping.
19702 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19704 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19707 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19710 * pretty-print.c (pp_indent): Specify that %p is printed in a
19711 host-dependent manner.
19712 (test_pp_format): Remove the test for %p.
19714 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19716 * config/mips/mips.c (mips_output_jump): Fix formatting.
19718 2016-06-09 Richard Biener <rguenther@suse.de>
19720 PR tree-optimization/71462
19721 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19724 2016-06-09 Martin Liska <mliska@suse.cz>
19726 * predict.c (dump_prediction): Add new argument.
19727 (enum predictor_reason): New enum.
19728 (struct predictor_hash): New struct.
19729 (predictor_hash::hash): New function.
19730 (predictor_hash::equal): Likewise.
19731 (not_removed_prediction_p): New function.
19732 (prune_predictions_for_bb): Likewise.
19733 (combine_predictions_for_bb): Prune predictions.
19735 2016-06-09 Martin Liska <mliska@suse.cz>
19737 * predict.c (filter_predictions): New function.
19738 (remove_predictions_associated_with_edge): Use the filter
19740 (equal_edge_p): New function.
19742 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19744 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19745 Correct usage of @samp vs @option, add @samp where appropriate.
19746 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19747 Add armv6s-m and document it, as it is no official ARM name.
19749 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19751 * ifcvt.c (struct noce_if_info): Add transform_name field.
19752 (noce_try_move): Set if_info->transform_name to the function name.
19753 (noce_try_ifelse_collapse): Likewise.
19754 (noce_try_store_flag): Likewise.
19755 (noce_try_inverse_constants): Likewise.
19756 (noce_try_store_flag_constants): Likewise.
19757 (noce_try_addcc): Likewise.
19758 (noce_try_store_flag_mask): Likewise.
19759 (noce_try_cmove): Likewise.
19760 (noce_try_cmove_arith): Likewise.
19761 (noce_try_minmax): Likewise.
19762 (noce_try_abs): Likewise.
19763 (noce_try_sign_mask): Likewise.
19764 (noce_try_bitop): Likewise.
19765 (noce_convert_multiple_sets): Likewise.
19766 (noce_process_if_block): Print if_info->transform_name to
19767 dump_file if transformation succeeded.
19769 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19771 * config/arm/cortex-a57.md (cortex_a57_alu):
19774 2016-06-08 Martin Sebor <msebor@redhat.com>
19775 Jakub Jelinek <jakub@redhat.com>
19779 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19780 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19781 * builtins.c: Include gimple-fold.h.
19782 (fold_builtin_arith_overflow): Handle
19783 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19784 (fold_builtin_3): Likewise.
19785 * doc/extend.texi (Integer Overflow Builtins): Document
19786 __builtin_{add,sub,mul}_overflow_p.
19788 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19790 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19791 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19793 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19795 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19796 Rewrite, looking one level down for records and arrays.
19798 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19800 * pretty-print.c: Include "selftest.h".
19801 (pp_format): Fix comment.
19802 (identifier_to_locale): Likewise.
19803 (selftest::test_basic_printing): New function.
19804 (selftest::assert_pp_format): New function.
19805 (selftest::test_pp_format): New function.
19806 (selftest::pretty_print_c_tests): New function.
19807 * selftest-run-tests.c (selftest::run_tests): Call
19808 selftest::pretty_print_c_tests.
19809 * selftest.h (pretty_print_c_tests): New declaration.
19811 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19813 * invoke.texi (max-loop-headers-insns): Document.
19814 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19815 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19816 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19818 2016-06-08 Richard Biener <rguenther@suse.de>
19820 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19821 on strided SLP loads and fall back to scalar loads in case
19822 we can't chunk them.
19824 2016-06-08 Richard Biener <rguenther@suse.de>
19826 PR tree-optimization/71452
19827 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19828 type used for the SSA rewrite has enough precision to cover
19829 the dynamic type of the location.
19831 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19832 Richard Biener <rguenther@suse.de>
19835 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19836 the same as DECL_P (base0) for indirect_base0. Use equality_code
19837 in one further place.
19839 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19841 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19842 to one word if the field is known to overlap other words.
19843 (extract_bit_field_1): Likewise.
19844 (store_split_bit_field): Remove compensating code.
19845 (extract_split_bit_field): Likewise.
19847 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19851 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19853 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19855 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19857 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19858 (arch64_addpv4sf): Delete.
19859 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19860 "gen_aarch64_addpv4sf".
19861 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19863 (vpadds_f32): Likewise.
19864 (vpaddq_f32): Likewise.
19865 (vpaddq_f64): Likewise.
19867 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19869 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19871 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19872 to VALLF. Rename to "fabd<mode>3".
19873 "*fabd_scalar<mode>3): Delete.
19874 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19876 (vabdd_f64): Likewise.
19877 (vabd_f32): Likewise.
19878 (vabd_f64): Likewise.
19879 (vabdq_f32): Likewise.
19880 (vabdq_f64): Likewise.
19882 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19884 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19886 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19887 "aarch64_rsqrts<mode>".
19888 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19889 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19891 (vrsqrtsd_f64): Likewise.
19892 (vrsqrts_f32): Likewise.
19893 (vrsqrts_f64): Likewise.
19894 (vrsqrtsq_f32): Likewise.
19895 (vrsqrtsq_f64): Likewise.
19897 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19899 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19901 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19902 "aarch64_rsqrte<mode>".
19903 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19904 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19906 (vrsqrted_f64): Likewise.
19907 (vrsqrte_f32): Likewise.
19908 (vrsqrte_f64): Likewise.
19909 (vrsqrteq_f32): Likewise.
19910 (vrsqrteq_f64): Likewise.
19912 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19914 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19916 (fcvtzs): Likewise.
19917 (fcvtzu): Likewise.
19918 * config/aarch64/aarch64-simd.md
19919 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19920 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19921 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19923 (vcvt_n_f32_u32): Likewise.
19924 (vcvt_n_s32_f32): Likewise.
19925 (vcvt_n_u32_f32): Likewise.
19926 (vcvtq_n_f32_s32): Likewise.
19927 (vcvtq_n_f32_u32): Likewise.
19928 (vcvtq_n_f64_s64): Likewise.
19929 (vcvtq_n_f64_u64): Likewise.
19930 (vcvtq_n_s32_f32): Likewise.
19931 (vcvtq_n_s64_f64): Likewise.
19932 (vcvtq_n_u32_f32): Likewise.
19933 (vcvtq_n_u64_f64): Likewise.
19934 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19935 (VSDQ_SDI): Likewise.
19936 (fcvt_target): Support V4DI, V4SI and V2SI.
19937 (FCVT_TARGET): Likewise.
19939 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19941 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19942 (TYPES_BINOP_SUS): Likewise.
19943 (aarch64_simd_builtin_data): Update include file name.
19944 (aarch64_builtins): Likewise.
19945 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19946 for conversion between scalar float-point and fixed-point.
19948 (fcvtzs): Likewise.
19949 (fcvtzu): Likewise.
19950 * config/aarch64/aarch64.md
19951 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19952 pattern for conversion between scalar float to fixed-pointer.
19953 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19954 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19955 (UNSPEC_FCVTZU): Likewise.
19956 (UNSPEC_SCVTF): Likewise.
19957 (UNSPEC_UCVTF): Likewise.
19958 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19960 (vcvtd_n_f64_u64): Likewise.
19961 (vcvtd_n_s64_f64): Likewise.
19962 (vcvtd_n_u64_f64): Likewise.
19963 (vcvtd_n_f32_s32): Likewise.
19964 (vcvts_n_f32_u32): Likewise.
19965 (vcvtd_n_s32_f32): Likewise.
19966 (vcvts_n_u32_f32): Likewise.
19967 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19969 (FCVT_TARGET): Likewise.
19970 (FCVT_FIXED2F): New iterator.
19971 (FCVT_F2FIXED): Likewise.
19972 (fcvt_fixed_insn): New define_int_attr.
19974 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19976 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19977 some statements was removed.
19979 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19981 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19982 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19983 (vect_can_advance_ivs_p): likewise.
19984 (vect_update_ivs_after_vectorizer): likewise.
19985 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19986 (vect_analyze_scalar_cycles_1): likewise.
19987 (vect_analyze_loop_operations): likewise.
19988 (report_vect_op): likewise.
19989 (vect_is_slp_reduction): likewise.
19990 (vect_is_simple_reduction): likewise.
19991 (get_initial_def_for_induction): likewise.
19992 (vect_transform_loop): likewise.
19993 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19994 (vect_recog_sad_pattern): likewise.
19995 (vect_recog_widen_sum_pattern): likewise.
19996 (vect_recog_widening_pattern): likewise.
19997 (vect_recog_divmod_pattern): likewise.
19998 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19999 (vect_analyze_slp_instance): likewise.
20000 (vect_transform_slp_perm_load): likewise.
20001 (vect_schedule_slp_instance): likewise.
20003 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20005 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
20006 (return_prediction): PRED_CONST_RETURN predict return as not taken.
20007 * predict.def (PRED_CONTINUE): Change hitrate 50->67
20008 (PRED_LOOP_BRANCH): Document predictor as broken.
20009 (PRED_LOOP_EXIT): Change hitrate 91->92.
20010 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
20011 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
20012 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
20013 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
20014 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
20015 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
20016 (PRED_CALL): Chane hitrate 71->67.
20017 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
20018 (PRED_GOTO): Document as unused right now.
20019 (PRED_CONST_RETURN): Change hitrate 67->69
20020 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
20021 (PRED_NULL_RETURN): Change hitrate 91->90.
20022 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
20023 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
20024 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
20026 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
20028 * config/rs6000/altivec.h: Add __builtin_vec_mul.
20029 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
20030 special case Altivec builtin.
20031 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
20032 VSX_BUILTIN_VEC_MUL (replaced with special case code).
20033 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
20034 code for ALTIVEC_BUILTIN_VEC_MUL.
20035 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
20036 for __builtin_vec_mul.
20038 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
20040 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
20043 2016-06-07 David Malcolm <dmalcolm@redhat.com>
20045 * spellcheck.c (selftest::test_find_closest_string): New function.
20046 (spellcheck_c_tests): Call the above.
20048 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20050 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
20052 2016-06-07 Jakub Jelinek <jakub@redhat.com>
20054 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
20055 Yv=Yv,C alternatives.
20057 2016-06-07 Richard Biener <rguenther@suse.de>
20060 * common.opt (ffast-math): Make Optimization.
20062 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
20063 Prachi Godbole <prachi.godbole@imgtec.com>
20065 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
20066 `fabs' and `fneg' type attributes.
20067 (p5600_fpu_fabs): Add `fmove' to the comment.
20069 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20071 * gimple.c: Include builtins.h
20072 (gimple_inexpensive_call_p): New function.
20073 * gimple.h (gimple_inexpensive_call_p): Declare.
20074 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
20075 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20078 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20080 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20081 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20082 warning_at_rich_loc, warning_n, pedwarn, permerror,
20083 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20084 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20087 2016-06-07 Richard Biener <rguenther@suse.de>
20089 PR tree-optimization/71428
20090 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20091 BIT_FIELD_REF op vs. load.
20093 2016-06-07 Richard Biener <rguenther@suse.de>
20095 PR middle-end/71423
20096 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20099 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20101 * config/pa/pa.md (call): Generate indirect long calls to non-local
20102 functions on TARGET_64BIT.
20103 (call_value): Likewise.
20105 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20107 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20108 pattern and subsequent splitters.
20109 (call_val_reg_64bit_post_reload): Likewise.
20111 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20113 PR middle-end/71408
20114 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20115 propagate_op_to_single_use.
20117 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20119 PR middle-end/71281
20120 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20122 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20124 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20125 (enum x86_dirflag_state): New enum.
20126 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20127 (machine_function): Remove needs_cld.
20128 (ix86_current_function_needs_cld): Remove.
20129 * config/i386/i386.c (ix86_set_func_type): Set
20130 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20131 (ix86_expand_prologue): Do not emit CLD here.
20132 (ix86_dirflag_mode_needed): New function.
20133 (ix86_dirflag_mode_entry): Ditto.
20134 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20135 (ix86_mode_after): Ditto.
20136 (ix86_mode_entry): Ditto.
20137 (ix86_mode_exit): Ditto.
20138 (ix86_emit_mode_set): Ditto.
20139 * config/i386/i386.md (strmov_singleop): Set
20140 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20141 Do not set ix86_current_function_needs_cld.
20143 (strset_singleop): Ditto.
20145 (cmpstrnqi_nz_1): Ditto.
20146 (cmpstrnqi_1): Ditto.
20147 (strlenqi_1): Ditto.
20149 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20151 PR tree-optimization/71259
20152 * tree-vect-slp.c (vect_get_constant_vectors): For
20153 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20154 one for constant op, and use COND_EXPR for non-constant.
20156 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20158 * Makefile.in (OBJS): Add function-tests.o,
20159 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20160 selftest-run-tests.o.
20161 (OBJS-libcommon): Add selftest.o.
20162 (OBJS-libcommon-target): Add selftest.o.
20163 (all.internal): Add "selftest".
20164 (all.cross): Likewise.
20165 (selftest): New phony target.
20166 (s-selftest): New target.
20167 (selftest-gdb): New phony target.
20168 (COLLECT2_OBJS): Add selftest.o.
20169 * bitmap.c: Include "selftest.h".
20170 (selftest::test_gc_alloc): New function.
20171 (selftest::test_set_range): New function.
20172 (selftest::test_clear_bit_in_middle): New function.
20173 (selftest::test_copying): New function.
20174 (selftest::test_bitmap_single_bit_set_p): New function.
20175 (selftest::bitmap_c_tests): New function.
20176 * common.opt (fself-test): New.
20177 * diagnostic-show-locus.c: Include "selftest.h".
20178 (make_range): New function.
20179 (test_range_contains_point_for_single_point): New function.
20180 (test_range_contains_point_for_single_line): New function.
20181 (test_range_contains_point_for_multiple_lines): New function.
20182 (assert_eq): New function.
20183 (test_get_line_width_without_trailing_whitespace): New function.
20184 (selftest::diagnostic_show_locus_c_tests): New function.
20185 * et-forest.c: Include "selftest.h".
20186 (selftest::test_single_node): New function.
20187 (selftest::test_simple_tree): New function.
20188 (selftest::test_disconnected_nodes): New function.
20189 (selftest::et_forest_c_tests): New function.
20190 * fold-const.c: Include "selftest.h".
20191 (selftest::assert_binop_folds_to_const): New function.
20192 (selftest::assert_binop_folds_to_nonlvalue): New function.
20193 (selftest::test_arithmetic_folding): New function.
20194 (selftest::fold_const_c_tests): New function.
20195 * function-tests.c: New file.
20196 * gimple.c: Include "selftest.h".
20197 Include "gimple-pretty-print.h".
20198 (selftest::verify_gimple_pp): New function.
20199 (selftest::test_assign_single): New function.
20200 (selftest::test_assign_binop): New function.
20201 (selftest::test_nop_stmt): New function.
20202 (selftest::test_return_stmt): New function.
20203 (selftest::test_return_without_value): New function.
20204 (selftest::gimple_c_tests): New function.
20205 * hash-map-tests.c: New file.
20206 * hash-set-tests.c: New file.
20207 * input.c: Include "selftest.h".
20208 (selftest::assert_loceq): New function.
20209 (selftest::test_accessing_ordinary_linemaps): New function.
20210 (selftest::test_unknown_location): New function.
20211 (selftest::test_builtins): New function.
20212 (selftest::test_reading_source_line): New function.
20213 (selftest::input_c_tests): New function.
20214 * rtl-tests.c: New file.
20215 * selftest-run-tests.c: New file.
20216 * selftest.c: New file.
20217 * selftest.h: New file.
20218 * spellcheck.c: Include "selftest.h".
20219 (selftest::levenshtein_distance_unit_test_oneway): New function,
20220 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20221 (selftest::levenshtein_distance_unit_test): Likewise.
20222 (selftest::spellcheck_c_tests): Likewise.
20223 * toplev.c: Include selftest.h.
20224 (toplev::run_self_tests): New.
20225 (toplev::main): Handle -fself-test.
20226 * toplev.h (toplev::run_self_tests): New.
20227 * tree.c: Include "selftest.h".
20228 (selftest::test_integer_constants): New function.
20229 (selftest::test_identifiers): New function.
20230 (selftest::test_labels): New function.
20231 (selftest::tree_c_tests): New function.
20232 * tree-cfg.c: Include "selftest.h".
20233 (selftest::push_fndecl): New function.
20234 (selftest::test_linear_chain): New function.
20235 (selftest::test_diamond): New function.
20236 (selftest::test_fully_connected): New function.
20237 (selftest::tree_cfg_c_tests): New function.
20238 * vec.c: Include "selftest.h".
20239 (selftest::safe_push_range): New function.
20240 (selftest::test_quick_push): New function.
20241 (selftest::test_safe_push): New function.
20242 (selftest::test_truncate): New function.
20243 (selftest::test_safe_grow_cleared): New function.
20244 (selftest::test_pop): New function.
20245 (selftest::test_safe_insert): New function.
20246 (selftest::test_ordered_remove): New function.
20247 (selftest::test_unordered_remove): New function.
20248 (selftest::test_block_remove): New function.
20249 (selftest::reverse_cmp): New function.
20250 (selftest::test_qsort): New function.
20251 (selftest::vec_c_tests): New function.c.
20252 * wide-int.cc: Include selftest.h and wide-int-print.h.
20253 (selftest::from_int <wide_int>): New function.
20254 (selftest::from_int <offset_int>): New function.
20255 (selftest::from_int <widest_int>): New function.
20256 (selftest::assert_deceq): New function.
20257 (selftest::assert_hexeq): New function.
20258 (selftest::test_printing <VALUE_TYPE>): New function template.
20259 (selftest::test_ops <VALUE_TYPE>): New function template.
20260 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20261 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20263 (selftest::wide_int_cc_tests): New function.
20265 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20267 PR middle-end/37780
20268 * ifcvt.c (noce_try_ifelse_collapse): New function.
20270 (noce_process_if_block): Call noce_try_ifelse_collapse.
20271 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20272 (simplify_ternary_operation): Use the above to simplify
20273 conditional CLZ/CTZ expressions.
20275 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20277 PR middle-end/37780
20278 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20279 define_insn_and_split.
20281 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20283 PR middle-end/37780
20284 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20286 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20289 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20290 Implicitly clobber memory for basic asm with non-empty assembler
20291 string. Use targetm.md_asm_adjust also here.
20292 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20293 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20294 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20295 non-empty assembler string.
20296 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20297 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20298 (decode_asm_operands): Handle basic asm in PARALLEL block.
20299 (extract_insn): Handle basic asm in PARALLEL block.
20300 * doc/extend.texi: Mention new behavior of basic asm.
20301 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20302 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20303 branch_needs_nop_p): Use asm_noperands.
20305 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20307 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20308 Include the M7 SPARC DFA scheduler.
20309 New attribute v3pipe.
20310 Annotate insns with v3pipe where appropriate.
20311 Define cpu_feature vis4.
20312 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20313 Add (V8QI "8") to vbits.
20314 Add insns {add,sub}v8qi3
20315 Add insns ss{add,sub}v8qi3
20316 Add insns us{add,sub}{v8qi,v4hi}3
20317 Add insns {min,max}{v8qi,v4hi,v2si}3
20318 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20319 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20320 * config/sparc/niagara4.md: Add a comment explaining the
20321 discrepancy between the documented latenty numbers and the
20323 * config/sparc/niagara7.md: New file.
20324 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20325 supports SPARC5 and VIS 4.0 instructions.
20326 * configure: Regenerate.
20327 * config.in: Likewise.
20328 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20329 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20330 TARGET_CPU_niagara7.
20331 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20332 (CPP_CPU_SPEC): Handle niagara7.
20333 (ASM_CPU_SPEC): Likewise.
20334 * config/sparc/sparc-opts.h (processor_type): Add
20335 PROCESSOR_NIAGARA7.
20336 (mvis4): New option.
20337 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20338 (AS_NIAGARA7_FLAG): Define.
20339 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20340 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20341 (CPP_CPU_SPEC): Handle niagara7.
20342 (ASM_CPU_SPEC): Likewise.
20343 * config/sparc/sparc.c (niagara7_costs): Define.
20344 (sparc_option_override): Handle niagara7 and adjust cache-related
20345 parameters with better values for niagara cpus. Also support VIS4.
20346 (sparc32_initialize_trampoline): Likewise.
20347 (sparc_use_sched_lookahead): Likewise.
20348 (sparc_issue_rate): Likewise.
20349 (sparc_register_move_cost): Likewise.
20350 (dump_target_flag_bits): Support VIS4.
20351 (sparc_vis_init_builtins): Likewise.
20352 (sparc_builtins): Likewise.
20353 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20355 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20357 * config/sparc/sparc.opt (sparc_processor_type): New value
20359 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20361 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20363 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20366 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20368 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20370 2016-06-06 Richard Biener <rguenther@suse.de>
20372 PR tree-optimization/71398
20373 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20376 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20378 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20379 ft32_expand_prolog, ft32_expand_epilogue):
20380 Handle pretend_args.
20381 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20382 * config/ft32/ft32.md: Add pretend_returner.
20384 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20387 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20388 Copy op1 RTX to avoid invalid sharing.
20389 (ix86_expand_vector_move_misalign): Ditto.
20391 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20393 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20396 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20398 * predict.c (predicted_by_loop_heuristics_p): New function.
20399 (predict_iv_comparison): Use it.
20400 (predict_loops): Walk from innermost loops; do not predict edges
20401 leaving multiple loops multiple times; implement
20402 PRED_LOOP_ITERATIONS_MAX heuristics.
20403 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20405 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20407 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20408 only edges out of BB are EH edges.
20410 2016-06-04 Martin Sebor <msebor@redhat.com>
20411 Marcin Baczyński <marbacz@gmail.com>
20414 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20415 a void expression in a void function.
20417 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20419 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20420 aux; dump reasons of decisions.
20421 (should_duplicate_loop_header_p): Likewise.
20422 (do_while_loop_p): Likewise.
20423 (ch_base::copy_headers): Dump asi num insns duplicated.
20425 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20427 PR tree-optimization/71405
20428 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20429 incompatible type, build a new clobber with the right type instead
20430 of building a VIEW_CONVERT_EXPR around it.
20432 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20434 PR tree-optimization/52171
20435 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20436 by_pieces_ninsns instead of move_by_pieces_ninsns.
20438 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20440 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20441 for reg+reg addressing mode.
20443 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20445 * rs6000-c.c (c/c-tree.h): Add #include.
20446 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20447 in C++ when found in the base position of vec_ld or vec_st.
20449 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20451 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20452 use of profile unless profile status is PROFILE_READ.
20453 * profile.c (compute_branch_probabilities): Set profile status
20454 only after reporting predictor hitrates.
20456 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20460 * common.opt (ffp-int-builtin-inexact): New option.
20461 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20462 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20463 (ceil@var{m}2): Document dependence on this option.
20464 * ipa-inline-transform.c (inline_call): Handle
20465 flag_fp_int_builtin_inexact.
20466 * ipa-inline.c (can_inline_edge_p): Likewise.
20467 * config/i386/i386.md (rintxf2): Do not test
20468 flag_unsafe_math_optimizations.
20469 (rint<mode>2_frndint): New define_insn.
20470 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20471 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20472 for 387 instead of extending and truncating.
20473 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20474 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20475 Change to frndint<mode>2_<rounding>.
20476 (frndintxf2_<rounding>_i387): Likewise. Change to
20477 frndint<mode>2_<rounding>_i387.
20478 (<rounding_insn>xf2): Likewise.
20479 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20480 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20481 x87. Test TARGET_ROUND || !flag_trapping_math ||
20482 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20483 SSE. Use ROUND_NO_EXC in constant operand of
20484 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20485 for 387 instead of extending and truncating.
20487 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20488 Julia Koval <julia.koval@intel.com>
20500 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20501 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20502 all registers, except for function return registers if there are
20503 no caller-saved registers.
20504 (ix86_set_func_type): New function.
20505 (ix86_set_current_function): Call ix86_set_func_type to set
20506 no_caller_saved_registers and func_type. Call reinit_regs if
20507 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20508 nor x87 instructions in interrupt handler nor function with
20509 no_caller_saved_registers attribute.
20510 (ix86_function_ok_for_sibcall): Return false if there are no
20511 caller-saved registers.
20512 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20514 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20515 (ix86_function_arg): Return special arguments in interrupt handler.
20516 (ix86_promote_function_mode): Promote pointer to word_mode only
20517 for normal functions.
20518 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20520 (ix86_epilogue_uses): New function.
20521 (ix86_hard_regno_scratch_ok): Likewise.
20522 (ix86_save_reg): Preserve all registers in interrupt handler
20523 after reload. Preserve all registers, except for function return
20524 registers, if there are no caller-saved registers after reload.
20525 (find_drap_reg): Always use callee-saved register if there are
20526 no caller-saved registers.
20527 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20528 for interrupt handler.
20529 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20530 Emit cld instruction if stringops are used in interrupt handler
20531 or interrupt handler isn't a leaf function.
20532 (ix86_expand_epilogue): Generate interrupt return for interrupt
20533 handler and pop the 'ERROR_CODE' off the stack before interrupt
20534 return in exception handler.
20535 (ix86_expand_call): Disallow calling interrupt handler directly.
20536 If there are no caller-saved registers, mark all registers that
20537 are clobbered by the call which returns as clobbered.
20538 (ix86_handle_no_caller_saved_registers_attribute): New function.
20539 (ix86_handle_interrupt_attribute): Likewise.
20540 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20542 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20543 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20544 accumulation in interrupt function if stack may be realigned to
20546 (EPILOGUE_USES): New.
20547 (function_type): New enum.
20548 (machine_function): Add func_type and no_caller_saved_registers.
20549 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20550 (interrupt_return): New pattern.
20551 * doc/extend.texi: Document x86 interrupt and
20552 no_caller_saved_registers attributes.
20554 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20556 PR tree-optimization/52171
20557 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20558 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20559 Look for constant strings. Move some code to emit_block_cmp_hints
20561 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20562 * defaults.h (COMPARE_MAX_PIECES): New macro.
20563 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20564 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20565 (clear_by_pieces_1): Don't declare. Move definition before use.
20566 (can_do_by_pieces): New static function.
20567 (can_move_by_pieces): Use it. Return bool.
20568 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20569 OP. All callers changed. Handle COMPARE_BY_PIECES.
20570 (class pieces_addr); New.
20571 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20572 pieces_addr::adjust, pieces_addr::increment_address,
20573 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20575 (class op_by_pieces_d): New.
20576 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20578 (class move_by_pieces_d, class compare_by_pieces_d,
20579 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20580 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20581 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20582 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20583 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20584 compare_by_pieces_d::finish_mode): New member functions.
20585 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20587 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20588 (emit_block_cmp_hints): New function.
20589 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20590 use the newly defined classes.
20591 * expr.h (by_pieces_constfn): New typedef.
20592 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20593 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20594 (move_by_pieces_ninsns): Don't declare.
20595 (can_move_by_pieces): Change return value to bool.
20596 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20597 (compare_by_pieces_branch_ratio): New hook.
20598 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20599 (by_pieces_ninsns): Declare.
20600 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20602 (default_compare_by_pieces_branch_ratio): New function.
20603 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20604 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20605 * doc/tm.texi: Regenerate.
20606 * tree-ssa-strlen.c: Include "builtins.h".
20607 (handle_builtin_memcmp): New static function.
20608 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20609 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20611 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20613 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20614 relevant stmts which are simple and invariant.
20615 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20616 instead of simple and invariant
20618 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20620 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20621 (vectorizable_reduction): Check for new relevant state.
20622 (vectorizable_live_operation): vectorize live stmts using
20623 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20624 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20625 (vect_stmt_relevant_p): Check for stmts which are only used live.
20626 (process_use): Use of a stmt does not inherit it's live value.
20627 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20628 (vect_analyze_stmt): Check for new relevant state.
20629 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20630 outside the loop, but not inside it.
20632 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20634 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20635 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20636 (vect_get_vec_def_for_operand): Split out code.
20638 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20640 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20642 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20644 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20646 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20648 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20650 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20652 PR middle-end/71387
20653 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20654 to noreturn e->callee->decl that has void return type and void
20655 arguments, adjust gimple_call_fntype and remove lhs even if it had
20656 previously addressable type.
20658 2016-06-02 Jeff Law <law@redhat.com>
20660 PR tree-optimization/71328
20661 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20662 error when checking for a jump back onto the copied path.
20664 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20666 * config/microblaze/microblaze.c (get_branch_target): Add return
20667 NULL_RTX for the non-CALL_P case.
20668 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20669 (insert_wic): Remove unused local "j".
20671 2016-06-02 Martin Liska <mliska@suse.cz>
20673 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20675 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20676 Julia Koval <julia.koval@intel.com>
20678 * function.c (assign_parm_setup_stack): Force source into a
20679 register if needed.
20680 * target.def (function_incoming_arg): Update documentation to
20681 allow arbitrary address computation based on hard register.
20682 * doc/tm.texi: Regenerated.
20684 2016-06-02 Martin Liska <mliska@suse.cz>
20686 * predict.c (combine_predictions_for_bb): Fix first match in
20687 cases where a first predictor contains more than one occurence
20688 in list of predictors. Take the best value in such case.
20690 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20692 PR rtl-optimization/71295
20693 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20694 offset would go over the size of the inner mode reject it.
20696 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20698 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20699 x=x,x and v=v,m instead of x=x,m.
20701 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20702 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20703 alternative to v=rm,C.
20705 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20706 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20707 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20708 instead of vex for the last two above mentioned alternatives.
20710 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20713 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20715 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20717 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20719 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20721 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20722 from int to unsigned.
20724 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20726 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20727 alternatives, eliminating preferred register class. Add support
20728 for the MTVSRDD instruction in ISA 3.0.
20729 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20730 reg_or_indexed_operand.
20731 (vsx_splat_v4sf_internal): Likewise.
20733 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20736 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20737 for loading up all 0's or all 1's.
20739 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20741 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20743 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20745 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20747 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20748 * gcc.c (set_source_date_epoch_envvar): New function, sets
20749 the SOURCE_DATE_EPOCH environment variable to the current time.
20751 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20753 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20754 the factor for live Phi nodes.
20756 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20758 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20759 * tree-parloops.c (parallelize_loops): likewise.
20760 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20761 tree_unswitch_outer_loop): likewise.
20763 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20765 PR middle-end/71371
20766 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20767 around creation of the temporary.
20769 2016-06-01 Richard Biener <rguenther@suse.de>
20771 PR tree-optimization/71366
20772 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20773 (unloop_loops): Move removing edges here ...
20774 (try_unroll_loop_completely): ... from here.
20775 (try_peel_loop): ... and here.
20776 (tree_unroll_loops_completely_1): Track parent loops via
20777 bitmap of header BBs.
20778 (tree_unroll_loops_completely): Adjust for that.
20780 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20782 * config/rs6000/altivec.h (vec_slv): New macro.
20783 (vec_srv): New macro.
20784 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20785 (UNSPEC_VSRV): New value.
20788 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20789 (vsrv): New builtin definition.
20790 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20791 define argument types for new builtin.
20792 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20794 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20797 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20798 Jocelyn Mayer <l_indien@magic.fr>
20801 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20802 detect processor family for signature_CENTAUR_ebx.
20803 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20804 signature_CENTAUR_ebx.
20805 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20806 <default>: Pass x86-64 for has_longmode.
20808 2016-06-01 Nathan Sidwell <nathan@acm.org>
20810 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20813 2016-06-01 Richard Biener <rguenther@suse.de>
20815 PR tree-optimization/71261
20816 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20817 of stmts successfully put in the bool pattern. Remove
20818 single-use restriction.
20819 (adjust_bool_pattern_cast): Add cast at the use site via the
20820 pattern def sequence.
20821 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20822 of patterned defs. Use the pattern def seqence instead of
20823 multiple independent patterns.
20824 (sort_after_uid): New qsort compare function.
20825 (adjust_bool_stmts): New function to process stmts in the bool
20826 pattern in IL order.
20827 (vect_recog_bool_pattern): Adjust.
20828 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20829 (ifcvt_walk_pattern_tree): Likewise.
20830 (stmt_is_root_of_bool_pattern): Likewise.
20831 (ifcvt_repair_bool_pattern): Likewise.
20832 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20834 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20836 * loop-unroll.c (decide_unroll_constant_iterations,
20837 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20838 likely upper bounds.
20839 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20841 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20843 * tree-core.h (enum omp_clause_code): Remove
20844 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20846 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20848 * config/arm/sync.md (arm_store_exclusive<mode>):
20849 Use 'H' output modifier on operands[2] rather than creating a new
20850 entry in out-of-bounds memory of the operands array.
20851 (arm_store_release_exclusivedi): Likewise.
20853 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20855 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20856 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20857 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20858 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20860 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20862 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20863 into account live statements for mask producers.
20865 2016-06-01 Richard Biener <rguenther@suse.de>
20867 PR tree-optimization/71311
20868 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20869 restrict to non-INTEGER_CST @0.
20871 2016-06-01 Richard Biener <rguenther@suse.de>
20873 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20874 (relational patterns): Use :c to avoid pattern duplications.
20876 2016-06-01 Richard Biener <rguenther@suse.de>
20878 * genmatch.c (comparison_code_p): New predicate.
20879 (swap_tree_comparison): New function.
20880 (commutate): Add for_vec parameter to append new for entries.
20881 Support commutating relational operators by swapping it alongside
20883 (lower_commutative): Adjust.
20884 (dt_simplify::gen): Do not pass artificial operators to gen
20886 (decision_tree::gen): Do not add artificial operators as parameters.
20887 (parser::parse_expr): Verify operator commutativity when :c is
20888 applied. Allow :C to override this.
20889 * match.pd: Adjust patterns to use :C instead of :c where required.
20891 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20893 PR tree-optimization/71077
20894 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20895 the combining step, use boolean_false_node and boolean_true_node
20896 as the designated false/true return values.
20898 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20900 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20901 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20902 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20905 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20907 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20908 of flags impliying the register renaming.
20909 * toplev.c (process_options): Do not imply flag_rename_registers with
20912 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20914 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20915 default implementation.
20917 2016-05-31 Nathan Sidwell <nathan@acm.org>
20919 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20921 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20923 * config/sh/constraints.md (b): Remove constraint.
20924 * config/sh/predicates.md (arith_reg_operand): Remove
20926 * config/sh/sh-modes.def (PDI): Remove.
20927 * config/sh/sh.c (sh_target_reg_class,
20928 sh_optimize_target_register_callee_saved): Remove functions.
20929 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20930 (sh_expand_epilogue): Update comment.
20931 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20932 sh_secondary_reload): Remove TARGET_REGS related code.
20933 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20934 TARGET_REGISTER_P): Remove macros.
20935 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20936 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20937 TR1_REG, TR2_REG): Remove constants.
20938 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20940 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20942 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20943 define_expand patterns.
20944 (adddi3_compact): Rename to adddi3.
20945 (subdi3_compact): Rename to subdi3.
20946 (*negdi2): Rename to negdi2.
20947 (*abs<mode>2): Rename to abs<mode>2.
20949 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20951 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20952 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20953 (atomic_sub_fetchsi): ... this new pattern.
20954 (mvtc): Add CC_REG clobber.
20956 2016-05-31 Marek Polacek <polacek@redhat.com>
20958 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20960 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20962 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20963 aarch64_fusion_enabled_p to check for fusion capabilities.
20965 2016-05-31 Richard Biener <rguenther@suse.de>
20967 PR tree-optimization/71352
20968 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20969 minus one and a negate.
20971 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20973 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20974 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20976 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20977 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20978 Remove use of aarch64_simd_attr_length_move, set length attribute
20980 (*aarch64_be_movoi): Likewise.
20981 (*aarch64_be_movci): Likewise.
20982 (*aarch64_be_movxi): Likewise.
20984 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20986 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20987 It no longer does that.
20988 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20990 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20992 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20993 attribute __unused__.
20995 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20997 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20998 * config/arm/arm.c (arm_arch_thumb1): Define.
20999 (arm_option_override): Initialize arm_arch_thumb1.
21000 * config/arm/arm.h (arm_arch_thumb1): Declare.
21001 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
21002 support Thumb-1 ISA.
21004 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
21007 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
21008 `Yv' for scalar operand.
21010 2016-05-31 Tom de Vries <tom@codesourcery.com>
21012 PR tree-optimization/69068
21013 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
21014 phis with more than two args.
21016 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
21018 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
21019 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
21022 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
21024 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
21026 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21028 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
21029 cpu_32, cpu_64, tune_32 and tune_64.
21030 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
21032 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
21034 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
21036 2016-05-30 Andi Kleen <ak@linux.intel.com>
21038 * auto-profile.c (read_profile): Replace asserts with errors
21039 when file does not exist.
21040 * gcov-io.c (gcov_read_words): Dito.
21042 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21044 * tree-cfg.c (print_loop): Print likely upper bounds.
21046 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21048 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
21049 * opts.c (default_options): Enable peel loops at -O3.
21050 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
21051 (try_peel_loop): Do not re-peel already peeled loops;
21052 use likely upper bounds; fix profile updating.
21053 (pass_complete_unroll::execute): Initialize peeled_loops.
21055 2016-05-30 Martin Liska <mliska@suse.cz>
21057 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
21058 computed costs by frequency of BB they belong to.
21059 (get_scaled_computation_cost_at): New function.
21061 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
21062 Marc Glisse <marc.glisse@inria.fr>
21064 PR tree-optimization/71289
21065 * match.pd (-1 / B < A, A > -1 / B): New transformations.
21067 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21069 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
21071 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21073 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
21074 for peeled copies; avoid underflow when updating estimates; correctly
21075 scale loop profile.
21077 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21079 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21080 r236875. Corrected oe3 to oe2 as obvious.
21082 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21084 PR middle-end/71269
21085 PR middle-end/71252
21086 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21087 that inserted stmt will not dominate stmts that defines its operand.
21088 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21089 (rewrite_expr_tree_parallel): Likewise.
21091 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21093 PR middle-end/71252
21094 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21095 all fields including stmt_to_insert are swapped.
21097 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21099 * predict.h (force_edge_cold): Declare.
21100 * predict.c (force_edge_cold): New function.
21101 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21103 (canonicalize_loop_induction_variables): Fix formating.
21105 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21107 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21108 (visium_expand_copysign): Use gen_int_mode directly.
21109 (visium_compute_frame_size): Minor tweaks.
21111 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21113 * tree-vect-loop.c (vect_analyze_loop_2): Use
21114 likely_max_stmt_executions_int.
21116 2016-05-30 Tom de Vries <tom@codesourcery.com>
21118 PR tree-optimization/69067
21119 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21121 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21124 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21125 New peepholes to remove unneeded fild/fistp pairs.
21126 (define_peephole2 atomic_loaddi_fpu): Ditto.
21128 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21130 * predict.c (maybe_hot_frequency_p): Avoid division.
21132 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21134 * doc/install.texi: Use https for shop.fsf.org.
21136 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21138 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21139 likely_max_stmt_executions_int.
21141 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21143 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21144 likely_max_stmt_executions_int.
21146 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21148 * profile.c (compute_branch_probabilities): Do not report hitrates
21150 (branch_prob): Report hitrates here.
21151 * predict.c (gimple_predict_edge): Do not assert profile status;
21152 fix formatting issues.
21154 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21156 * predict.c (edge_predicted_by_p): New function.
21157 (predict_paths_for_bb): Do not put multiple predictions of the same type
21160 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21162 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21165 2016-05-28 Alan Modra <amodra@gmail.com>
21167 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21169 2016-05-28 Alan Modra <amodra@gmail.com>
21171 PR rtl-optimization/71275
21172 * ira.c (ira): Free dominance info.
21174 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21176 * doc/sourcebuild.texi: New address for upstream Go repository.
21178 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21180 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21181 (TARGET_ARM_V7M): Likewise.
21183 2016-05-26 Jeff Law <law@redhat.com>
21185 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21186 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21187 * passes.def: Add jump threading passes before DOM/VRP.
21188 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21189 argument to a basic block from an edge. Remove tests which are
21191 (pass_data_thread_jumps, class pass_thread_jumps): New.
21192 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21193 (make_pass_thread_jumps): Likewise.
21194 * tree-pass.h (make_pass_thread_jumps): Declare.
21196 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21198 * config/visium/visium-protos.h (split_double_move): Rename into...
21199 (visium_split_double_move): ...this.
21200 (visium_split_double_add): Declare.
21201 * config/visium/visium.c (split_double_move): Rename into...
21202 (visium_split_double_move): ...this.
21203 (visium_split_double_add): New function.
21204 (visium_expand_copysign): Renumber operands for consistency.
21205 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21206 (DFmode move splitter): Likewise.
21207 (*addi3_insn): Split by means of visium_split_double_add.
21208 (*adddi3_insn_flags): Delete.
21209 (*plus_plus_sltu<subst_arith>): New insn.
21210 (*subdi3_insn): Split by means of visium_split_double_add.
21211 (subdi3_insn_flags): Delete.
21212 (*minus_minus_sltu<subst_arith>): New insn.
21213 (*negdi2_insn): Split by means of visium_split_double_add.
21214 (*negdi2_insn_flags): Delete.
21216 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21218 * configure.ac: Treat a --with-headers option without argument
21219 the same as the default (i.e. consult sys-include directory).
21220 * configure: Regenerate.
21222 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21224 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21225 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21227 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21228 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21230 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21233 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21234 tree-stdarg analysis results.
21235 (aarch64_setup_incoming_varargs): Likewise.
21237 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21239 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21240 va_list_gpr_counter_field and va_list_fpr_counter_field.
21242 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21245 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21246 * config/aarch64/aarch64.c
21247 (aarch64_cannot_change_mode_class): Remove function.
21248 * config/aarch64/aarch64-protos.h
21249 (aarch64_cannot_change_mode_class): Remove.
21251 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21253 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21254 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21255 get_likely_max_loop_iterations_int): New.
21256 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21257 any_likely_upper_bound.
21258 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21260 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21261 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21263 (unroll_loop_constant_iterations): Likewise.
21264 (unroll_loop_runtime_iterations): Likewise.
21265 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21266 * lto-streamer-out.c (output_cfg): Likewise.
21267 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21269 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21270 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21271 (likely_max_loop_iterations): New.
21272 (likely_max_loop_iterations_int): New.
21273 (likely_max_stmt_executions): New.
21274 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21275 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21276 likely_max_stmt_executions): Declare.
21278 2016-05-27 Marek Polacek <polacek@redhat.com>
21280 PR middle-end/71308
21281 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21283 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21285 * config/s390/s390.md (2x risbg splitters): Use
21286 reg_overlap_mentioned_p instead of rtx_equal_p.
21288 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21290 * combine.c (make_compound_operation): Take known zero bits into
21291 account when checking for possible zero_extend.
21293 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21295 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21296 Use const_int_operand for operand 2 predicate. Simplify expand code
21299 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21301 PR middle-end/71279
21302 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21305 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21307 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21308 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21309 that returns CC_SESWPmode and CC_ZESWPmode.
21310 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21312 (aarch64_rtx_costs): Likewise.
21314 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21316 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21317 for ISA 3.0 min/max support.
21318 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21319 conditional move support.
21320 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21321 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21323 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21324 conditional moves where the comparison type is different from move
21326 (fp_minmax): New code iterator for smin/smax.
21327 (minmax): New code attributes for min/max.
21328 (SMINMAX): Likewise.
21329 (smax<mode>3): Combine min, max insns into one insn using the
21330 fp_minmax code iterator. Add support for ISA 3.0 min/max
21331 instructions that don't need -ffast-math.
21332 (s<minmax><mode>3): Likewise.
21333 (smax<mode>3_vsx): Likewise.
21334 (smin<mode>3): Likewise.
21335 (s<minmax><mode>3_vsx): Likewise.
21336 (smin<mode>3_vsx): Likewise.
21337 (pre-VSX min/max splitters): Likewise.
21338 (s<minmax><mode>3_fpr): Likewise.
21339 (movsfcc): Rewrite floating point conditional moves to combine
21340 SFmode/DFmode into a single insn.
21341 (mov<mode>cc): Likewise.
21342 (movdfcc): Likewise.
21343 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21344 SFDF2 iterators to handle all combinations.
21345 (fseldfsf4): Likewise.
21346 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21347 (fseldfdf4): Likewise.
21348 (fselsfdf4): Likewise.
21349 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21350 comparison instructions that set a 0/-1 mask, and use it for
21351 floating point conditional move via XXSEL.
21352 (fpmask<mode>): Likewise.
21353 (xxsel<mode>): Likewise.
21354 * config/rs6000/predicates.md (min_max_operator): Delete, no
21356 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21357 instructions that generate a 0/-1 mask for use with XXSEL.
21358 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21359 say whether floating point min/max is available, either through
21360 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21361 (TARGET_MINMAX_DF): Likewise.
21363 2016-05-27 Alan Modra <amodra@gmail.com>
21365 PR rtl-optimization/71275
21366 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21367 for update_equiv_regs and combine_and_move_insns.
21369 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21371 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21372 if_then_else or cond RTXes to calculate attribute value.
21373 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21374 <attr "length_immediate>: Ditto.
21375 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21376 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21377 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21378 <attr "type">: Ditto.
21379 <attr "prefix_data16">: Ditto.
21380 <attr "prefix_extra">: Ditto.
21381 <attr "length_immediate">: Ditto.
21382 <attr "prefix">: Ditto.
21383 (vec_set<mode>_0) <attr "isa">: Ditto.
21384 <attr "prefix_extra">: Ditto.
21385 <attr "length_immediate">: Ditto.
21386 <attr "prefix">: Ditto.
21387 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21388 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21389 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21390 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21391 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21392 <attr "length_immediate">: Ditto.
21393 <attr "prefix">: Ditto.
21394 (sse2_movsd) <attr "length_immediate">: Ditto.
21395 <attr "prefix">: Ditto.
21396 (vec_concatv2df) <attr "isa">: Ditto.
21397 <attr "prefix">: Ditto.
21398 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21399 (*vec_extractv2di_1) <attr "isa">: Ditto.
21400 <attr "type">: Ditto.
21401 <attr "length_immediate">: Ditto.
21402 <attr "prefix_rex">: Ditto.
21403 <attr "prefix_extra">: Ditto.
21404 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21405 <attr "prefix_extra">: Ditto.
21406 <attr "length_immediate">: Ditto.
21407 (vec_concatv2di) <attr "isa">: Ditto.
21408 <attr "prefix_extra">: Ditto.
21409 <attr "length_immediate">: Ditto.
21410 <attr "prefix">: Ditto.
21412 2016-05-26 Martin Liska <mliska@suse.cz>
21414 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21416 (operator+): Likewise.
21417 (operator-): Likewise.
21418 (comp_cost::operator+=): Likewise.
21419 (comp_cost::operator-=): Likewise.
21420 (comp_cost::operator/=): Likewise.
21421 (comp_cost::operator*=): Likewise.
21422 (operator<): Likewise.
21423 (operator==): Likewise.
21424 (operator<=): Likewise.
21425 (new_cost): Remove.
21426 (infinite_cost_p): Likewise.
21427 (add_costs): Likewise.
21428 (sub_costs): Likewise.
21429 (compare_costs): Likewise.
21430 (set_group_iv_cost): Use the newly introduced functions.
21431 (get_address_cost): Likewise.
21432 (get_shiftadd_cost): Likewise.
21433 (force_expr_to_var_cost): Likewise.
21434 (split_address_cost): Likewise.
21435 (ptr_difference_cost): Likewise.
21436 (difference_cost): Likewise.
21437 (get_computation_cost_at): Likewise.
21438 (determine_group_iv_cost_generic): Likewise.
21439 (determine_group_iv_cost_address): Likewise.
21440 (determine_group_iv_cost_cond): Likewise.
21441 (autoinc_possible_for_pair): Likewise.
21442 (determine_group_iv_costs): Likewise.
21443 (cheaper_cost_pair): Likewise.
21444 (iv_ca_recount_cost): Likewise.
21445 (iv_ca_set_no_cp): Likewise.
21446 (iv_ca_set_cp): Likewise.
21447 (iv_ca_cost): Likewise.
21448 (iv_ca_new): Likewise.
21449 (iv_ca_dump): Likewise.
21450 (iv_ca_narrow): Likewise.
21451 (iv_ca_prune): Likewise.
21452 (iv_ca_replace): Likewise.
21453 (try_add_cand_for): Likewise.
21454 (try_improve_iv_set): Likewise.
21455 (find_optimal_iv_set): Likewise.
21457 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21459 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21460 that internal functions will clobber all caller-saved registers.
21462 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21464 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21465 Return a better case_values_threshold when optimizing.
21467 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21469 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21470 Add ? to integer variant.
21471 (aarch64_combinez_be): Likewise.
21473 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21475 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21476 instead of x constraint.
21477 (vcvtps2ph256<mask_name>): Likewise.
21479 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21480 alternative. Formatting fix.
21482 * config/i386/sse.md
21483 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21485 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21486 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21487 maybe_evex prefix instead of vex.
21488 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21489 EXT_REX_SSE_REG_P (op0) case in the splitter.
21491 2016-05-25 Jeff Law <law@redhat.com>
21493 PR tree-optimization/71272
21494 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21495 Update comments. Add test for empty path.
21497 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21499 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21500 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21501 special case builtin.
21502 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21503 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21504 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21505 for __builtin_vec_cmpne.
21507 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21509 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21510 redundant test and bail out if the type of the new operand is not
21511 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21513 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21515 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21516 (x_ix86_target_flags_explicit): Remove.
21517 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21518 x_ix86_target_flags_explicit.
21519 (ix86_function_specific_restore): Ditto.
21521 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21522 H.J. Lu <hongjiu.lu@intel.com>
21525 * common/config/i386/i386-common.c
21526 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21527 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21528 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21529 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21530 (-mgeneral-regs-only): Add new option.
21531 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21532 x87 instructions if only general registers are allowed.
21533 (ix86_target_string): Add ix86_flags argument. Handle additional
21534 flags options through ix86_flags argument. Update all callers.
21535 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21537 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21539 PR rtl-optimization/66940
21540 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21541 decrementing desired_val will not overflow before performing these
21544 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21546 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21547 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21548 * config/i386/i386.c (enum ix86_builtins): Add
21549 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21550 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21551 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21552 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21553 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21554 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21555 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21556 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21557 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21558 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21559 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21560 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21561 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21562 __builtin_ia32_cvtps2dq512_mask.
21563 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21564 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21565 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21566 * config/i386/sse.md
21567 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21569 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21570 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21572 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21573 (avx512f_vec_pack_sfix_v8df): New define_expand.
21574 (avx512f_roundpd512): Rename to ...
21575 (avx512f_round<castmode>512): ... this. Change iterator.
21576 (avx512f_roundps512_sfix): New define_expand.
21577 (round<mode>2_sfix): Change iterator.
21579 2016-05-25 Nick Clifton <nickc@redhat.com>
21581 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21582 static interrupt handler is detected.
21583 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21584 default linker script.
21585 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21586 the low part of a symbolic pointer.
21588 2016-05-25 Richard Biener <rguenther@suse.de>
21590 PR tree-optimization/71261
21591 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21592 interesting stmt instead of immediate uses when looking
21593 for the use operand to replace.
21595 2016-05-25 Martin Liska <mliska@suse.cz>
21597 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21599 2016-05-25 Richard Biener <rguenther@suse.de>
21601 PR tree-optimization/71264
21602 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21605 2016-05-25 Martin Liska <mliska@suse.cz>
21607 PR tree-optimization/71239
21608 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21609 if DECL_SIZE is NULL.
21611 2016-05-25 Richard Biener <rguenther@suse.de>
21613 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21614 * tree-if-conv.c (pass_data_if_conversion): Use it.
21616 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21618 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21619 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21620 * varpool.c (varpool_node::get_availability): Likewise.
21622 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21624 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21625 VNEGW/VNEGD instructions.
21626 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21627 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21628 support for ISA 3.0 VNEGW/VNEGD instructions.
21630 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21632 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21633 pointers inside OACC_DATA regions.
21634 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21635 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21636 (gimplify_adjust_omp_clauses): Fix typo in comment.
21638 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21640 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21641 parity built-in functions.
21642 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21644 (p9v_parity<mode>2): Likewise.
21645 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21647 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21648 (parity<mode>2): ISA 3.0 expander for vector parity.
21649 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21651 (BU_P9_64BIT_MISC_0): Likewise.
21652 (BU_P9_MISC_0): Likewise.
21653 (BU_P9V_AV_1): Likewise.
21654 (BU_P9V_AV_2): Likewise.
21655 (BU_P9V_AV_3): Likewise.
21656 (BU_P9V_AV_P): Likewise.
21657 (BU_P9V_VSX_1): Likewise.
21658 (BU_P9V_OVERLOAD_1): Likewise.
21659 (BU_P9V_OVERLOAD_2): Likewise.
21660 (BU_P9V_OVERLOAD_3): Likewise.
21661 (VCTZB): Add vector count trailing zeros support.
21665 (VPRTYBD): Add vector parity support.
21666 (VPRTYBQ): Likewise.
21667 (VPRTYBW): Likewise.
21668 (VCTZ): Add overloaded vector count trailing zeros support.
21669 (VPRTYB): Add overloaded vector parity support.
21670 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21671 overloaded vector count trailing zeros and parity instructions.
21672 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21673 vector parity support.
21674 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21675 trailing zeros support.
21676 (vec_cntlz): Likewise.
21677 (vec_vctzb): Likewise.
21678 (vec_vctzd): Likewise.
21679 (vec_vctzh): Likewise.
21680 (vec_vctzw): Likewise.
21681 (vec_vprtyb): Add ISA 3.0 vector parity support.
21682 (vec_vprtybd): Likewise.
21683 (vec_vprtybw): Likewise.
21684 (vec_vprtybq): Likewise.
21685 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21686 the ISA 3.0 vector count trailing zeros and vector parity built-in
21689 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21691 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21692 when there is stmt_to_insert.
21694 2016-05-24 Martin Sebor <msebor@redhat.com>
21697 * tree.h (complete_or_array_type_p): New inline function.
21699 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21701 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21702 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21703 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21705 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21706 Limit 1st alternative to noavx isa, split 2nd alternative into one
21707 noavx and one avx alternative, use *x and Bm in the former and
21708 x and m in the latter.
21710 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21711 of sse4 for the first alternative, drop %v from the template
21712 and d operand modifier. Split second alternative into one sse4_noavx
21713 and one avx alternative, use *x instead of *v in the former and v
21714 instead of *v in the latter.
21715 (*sse4_1_extractps): Use noavx isa instead of * for the first
21716 alternative, drop %v from the template. Split second alternative into
21717 one noavx and one avx alternative, use *x instead of *v in the
21718 former and v instead of *v in the latter.
21719 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21720 with noavx and the last one with avx.
21721 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21722 split the second one into one noavx and one avx alternative,
21723 use *x and Bm in the former and x and m in the latter one.
21724 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21727 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21728 first two alternatives to noavx, use *x instead of *v in the second
21729 one, add avx alternative without *.
21730 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21731 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21732 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21734 2016-05-24 Jeff Law <law@redhat.com>
21736 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21737 New function, extracted from...
21738 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21739 Allow simple copies and constant initializations in the SSA chain.
21741 2016-05-24 Marek Polacek <polacek@redhat.com>
21744 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21747 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21750 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21751 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21752 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21753 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21754 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21756 2016-05-24 Richard Biener <rguenther@suse.de>
21758 PR tree-optimization/71240
21759 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21762 2016-05-24 Richard Biener <rguenther@suse.de>
21764 PR tree-optimization/71230
21765 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21767 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21769 * tree-vectorizer.h (vectorizable_comparison): Delete.
21770 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21771 PURE_SLP_STMT check.
21772 * tree-vect-stmts.c (vectorizable_call): Likewise.
21773 (vectorizable_simd_clone_call): Likewise.
21774 (vectorizable_conversion): Likewise.
21775 (vectorizable_assignment): Likewise.
21776 (vectorizable_shift): Likewise.
21777 (vectorizable_operation): Likewise.
21778 (vectorizable_load): Likewise.
21779 (vectorizable_condition): Likewise.
21780 (vectorizable_store): Likewise. Assert that we don't have
21782 (vectorizable_comparison): Make static. Remove redundant
21783 PURE_SLP_STMT check.
21784 (vect_transform_stmt): Assert that we always have an slp_node
21787 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21789 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21790 operands[2] against 1 with comparison against CONST1_RTX.
21791 (<shift>di3_neon): Likewise.
21792 * config/arm/predicates.md (const0_operand): Replace with comparison
21793 against CONST0_RTX.
21795 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21797 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21798 operands[2] against 1 with comparison against CONST1_RTX.
21799 (ashrdi3): Likewise.
21800 (lshrdi3): Likewise.
21801 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21803 (ashrsi3): Likewise.
21804 (lshrsi3): Likewise.
21805 (rotrsi3): Likewise.
21806 (define_split above *compareqi_eq0): Likewise.
21807 (define_split above "prologue"): Likewise.
21808 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21809 * config/arm/predicates.md (shift_operator): Likewise.
21810 (shift_nomul_operator): Likewise.
21811 (sat_shift_operator): Likewise.
21812 (thumb1_cmp_operand): Likewise.
21813 (const_neon_scalar_shift_amount_operand): Replace manual range
21814 check with IN_RANGE.
21815 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21816 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21818 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21820 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21821 with HOST_WIDE_INT_1.
21823 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21824 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21825 (arm_canonicalize_comparison): Likewise.
21826 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21828 (thumb1_size_rtx_costs): Likewise.
21829 (vfp_const_double_index): Replace cast of 1 to unsigned
21830 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21831 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21833 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21834 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21835 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21836 HOST_WIDE_INT with HOST_WIDE_INT_1.
21838 2016-05-24 Marek Polacek <polacek@redhat.com>
21840 * tree-cfg.h (should_remove_lhs_p): New predicate.
21841 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21842 * gimplify.c (gimplify_modify_expr): Likewise.
21843 * tree-cfg.c (verify_gimple_call): Likewise.
21844 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21845 * gimple-fold.c: Include "tree-cfg.h".
21846 (gimple_fold_call): Use should_remove_lhs_p.
21848 2016-05-24 Richard Biener <rguenther@suse.de>
21850 PR tree-optimization/71253
21851 * cfganal.h (control_dependences): Make robust against edge
21853 (control_dependences::control_dependences): Remove edge_list argument.
21854 (control_dependences::get_edge): Remove.
21855 (control_dependences::get_edge_src): Add.
21856 (control_dependences::get_edge_dest): Likewise.
21857 (control_dependences::m_el): Make a vector of edge src/dest index.
21858 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21859 (control_dependences::control_dependences): Likewise.
21860 (control_dependences::~control_dependence): Likewise.
21861 (control_dependences::get_edge): Remove.
21862 (control_dependences::get_edge_src): Add.
21863 (control_dependences::get_edge_dest): Likewise.
21864 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21866 (perform_tree_ssa_dce): Adjust.
21867 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21869 (pass_loop_distribution::execute): Adjust. Do loop destroying
21870 conditional on changed.
21872 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21875 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21876 return. Reindent transformation comment and mention the ARM state
21879 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21881 PR middle-end/71252
21882 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21883 after build_and_add_sum creates new use stmt.
21885 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21887 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21888 load_lanes/grouped_load classification comes first. Don't check
21889 whether the vectorization factor is a multiple of the group size
21892 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21894 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21895 GROUP_GAP for single-element interleaving.
21896 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21899 2016-05-24 Richard Biener <rguenther@suse.de>
21901 PR middle-end/70434
21903 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21904 bases which are accessed with non-invariant indices.
21905 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21906 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21908 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21910 PR middle-end/71170
21911 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21912 (add_to_ops_vec): Add stmt_to_insert.
21913 (add_repeat_to_ops_vec): Init stmt_to_insert.
21914 (insert_stmt_before_use): New.
21915 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21917 (get_ops): Init stmt_to_insert.
21918 (maybe_optimize_range_tests): Likewise.
21919 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21920 (rewrite_expr_tree_parallel): Likewise.
21921 (reassociate_bb): Likewise.
21923 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21926 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21927 ISA 3.0 xxperm fusion alternative.
21928 (altivec_vperm_v8hiv16qi): Likewise.
21929 (altivec_vperm_<mode>_uns_internal): Likewise.
21930 (vperm_v8hiv4si): Likewise.
21931 (vperm_v16qiv8hi): Likewise.
21933 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21934 Kelvin Nilsen <kelvin@gcc.gnu.org>
21936 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21937 vpermr/xxpermr on ISA 3.0.
21938 (altivec_expand_vec_perm_le): Likewise.
21939 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21940 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21943 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21945 * config/i386/i386.h (IS_STACK_MODE): Enable for
21946 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21947 SSE_FLOAT_MODE_P macros.
21948 * config/i386/i386.c (ix86_preferred_reload_class): Use
21949 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21950 Cleanup regclass processing for CONST_DOUBLE_P.
21951 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21952 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21953 with IS_STACK_MODE macro.
21954 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21956 (*movdf_internal): Use IS_STACK_MODE macro.
21957 (*movsf_internal): Ditto.
21959 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21961 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21962 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21964 2016-05-23 Jeff Law <law@redhat.com>
21966 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21968 (fsm_find_control_statement_thread_paths): Call it.
21970 2016-05-23 Martin Jambor <mjambor@suse.cz>
21973 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21974 from_global_constant if t is not NULL.
21976 2016-05-23 Marek Polacek <polacek@redhat.com>
21979 * common.opt (Wswitch-unreachable): New option.
21980 * doc/invoke.texi: Document -Wswitch-unreachable.
21981 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21984 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21986 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21987 TMR_INDEX is non-NULL.
21989 2016-05-23 Richard Biener <rguenther@suse.de>
21991 PR tree-optimization/71230
21992 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21993 (try_special_add_to_ops): ... here. Always test for single-use.
21995 2016-05-23 Martin Jambor <mjambor@suse.cz>
21997 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21998 default block if a PHI node in the original one would be resized.
22000 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22002 PR tree-optimization/58135
22003 * tree-vect-slp.c: When group size is not multiple
22004 of vector size, allow splitting of store group at
22007 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
22009 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
22011 2016-05-22 Jakub Jelinek <jakub@redhat.com>
22013 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
22014 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
22015 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
22018 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
22019 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
22020 v constraint instead of x and vinserti32x4 insn.
22022 * config/i386/sse.md (i128vldq): New mode iterator.
22023 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
22024 avx512dq and avx512vl alternatives.
22026 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
22027 constraint, use maybe_evex prefix instead of vex.
22028 (vec_dupv4sf): Use v constraint instead of x for output
22029 operand except for noavx alternative, use Yv constraint
22030 instead of x for input. Use maybe_evex prefix instead of vex.
22031 (*vec_dupv4si): Likewise.
22032 (*vec_dupv2di): Likewise.
22034 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
22036 PR middle-end/40921
22037 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
22038 (linearize_expr_tree): Call try_special_add_to_ops.
22039 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
22041 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
22043 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
22044 to computed stack_usage.
22046 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
22049 * config/avr/avr.md (define_expand "mov<mode>"): If the source
22050 operand is subreg (symbol_ref) then move the symbol ref to register.
22052 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
22054 * tree.c (array_at_struct_end_p): Look through MEM_REF.
22056 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
22058 PR middle-end/71179
22059 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
22062 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22064 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
22065 ranges by calling get_single_symbol and tidy up. Look more closely
22066 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
22068 2016-05-20 Jeff Law <law@redhat.com>
22070 * bitmap.c (bitmap_find_bit): Remove useless test.
22072 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
22074 * function.c (thread_prologue_and_epilogue_insns): Commit the
22075 insertion of the epilogue.
22077 2016-05-20 Martin Jambor <mjambor@suse.cz>
22079 PR tree-optimization/70884
22080 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22081 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22082 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22083 of constant pool data as a reason for scalarization.
22085 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22087 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22088 for naked functions.
22089 (thumb1_expand_prologue): Likewise.
22091 2016-05-20 Nathan Sidwell <nathan@acm.org>
22093 * config/nvptx/nptx.c (nvptx_option_override): Only set
22094 flag_toplevel_reorder, if not explicitly specified. Set
22095 flag_no_common, unless explicitly specified.
22097 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22099 * calls.c (can_implement_as_sibling_call_p): Mark param
22100 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22102 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22104 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22105 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22106 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22108 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22109 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22110 and CASE_CONST_ANY.
22112 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22114 * config/nvptx/nvptx.md (sincossf3): New pattern.
22116 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22118 * calls.c (maybe_complain_about_tail_call): New function.
22119 (initialize_argument_information): Call
22120 maybe_complain_about_tail_call when clearing *may_tailcall.
22121 (can_implement_as_sibling_call_p): Call
22122 maybe_complain_about_tail_call when returning false.
22123 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22124 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22125 if tail-call optimization fails.
22126 * cfgexpand.c (expand_call_stmt): Initialize
22127 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22128 * gimple-pretty-print.c (dump_gimple_call): Dump
22129 gimple_call_must_tail_p.
22130 * gimple.c (gimple_build_call_from_tree): Call
22131 gimple_call_set_must_tail with the value of
22132 CALL_EXPR_MUST_TAIL_CALL.
22133 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22134 (gimple_call_set_must_tail): New function.
22135 (gimple_call_must_tail_p): New function.
22136 * print-tree.c (print_node): Update printing of TREE_STATIC
22137 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22138 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22139 trailing comment listing applicable flags.
22140 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22142 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22144 * calls.c (expand_call): Move "Rest of purposes for tail call
22145 optimizations to fail" to...
22146 (can_implement_as_sibling_call_p): ...this new function, and
22147 split into multiple "if" statements.
22149 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22151 * cfgloop.h (expected_loop_iterations_unbounded,
22152 expected_loop_iterations): Unconstify.
22153 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22154 profile with known upper bound; return 3 when profile is absent.
22155 (expected_loop_iterations): Update.
22157 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22159 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22160 and get_max_loop_iterations_int.
22162 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22164 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22165 realistic upper bounds here.
22167 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22170 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22171 calls if the LHS is variable length or has addressable type.
22172 If targets[0]->decl is a noreturn call with void return type and
22173 zero arguments, adjust fntype and remove lhs in that case.
22175 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22177 PR tree-optimization/71079
22178 PR tree-optimization/71206
22179 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22181 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22183 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22184 (get_vec_alignment_for_array_decl): Likewise.
22185 (get_vec_alignment_for_record_decl): Likewise.
22186 (increase_alignment::execute): Move code to find alignment to
22187 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22188 (type_align_map): New hash_map.
22190 2016-05-20 Richard Guenther <rguenther@suse.de>
22192 PR tree-optimization/29756
22193 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22194 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22195 * fold-const.c (operand_equal_p): Likewise.
22196 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22197 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22198 * tree-inline.c (estimate_operator_cost): Likewise.
22199 * tree-pretty-print.c (dump_generic_node): Likewise.
22200 * tree-ssa-operands.c (get_expr_operands): Likewise.
22201 * cfgexpand.c (expand_debug_expr): Likewise.
22202 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22203 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22204 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22205 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22206 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22207 (execute_update_addresses_taken): Do it.
22209 2016-05-20 Richard Biener <rguenther@suse.de>
22211 PR tree-optimization/71185
22212 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22213 register operations.
22215 2016-05-20 Richard Biener <rguenther@suse.de>
22217 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22218 gimple_seq_add_seq_without_update.
22219 (release_bb_predicate): Assert we have no operands to free.
22220 (if_convertible_loop_p_1): Calculate post dominators later.
22221 Do not free BB predicates here.
22222 (combine_blocks): Do not recompute BB predicates.
22223 (version_loop_for_if_conversion): Save BB predicates around
22226 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22228 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22229 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22230 code. Ignore sibcalls on EDGE_IGNORE edges.
22231 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22232 on edges for sibcalls that run without prologue. The rest of the
22233 function is combined from...
22234 (fix_fake_fallthrough_edge): ... this, and ...
22235 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22236 function argument, make it a local variable.
22238 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22240 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22241 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22242 for 32-bit mode and SEH for 64-bit.
22243 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22244 TARGET_64BIT_DEFAULT.
22246 2016-05-19 Ryan Burn <contact@rnburn.com>
22248 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22249 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22251 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22253 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22254 force pending loads from memory.
22256 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22258 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22259 (UNSPEC_DARN_32): New unspec constant.
22260 (UNSPEC_DARN_RAW): New unspec constant.
22261 (darn_32): New instruction.
22262 (darn_raw): New instruction.
22263 (darn): New instruction.
22264 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22265 support and documentation for this macro.
22266 (BU_P9_MISC_1): New macro definition.
22267 (BU_P9_64BIT_MISC_0): New macro definition.
22268 (BU_P9_MISC_0): New macro definition.
22269 (darn_32): New builtin definition.
22270 (darn_raw): New builtin definition.
22271 (darn): New builtin definition.
22272 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22273 RS6000_BUILTIN_0 directives to surround each occurrence of
22274 #include "rs6000-builtin.def".
22275 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22276 RS6000_BTM_64BIT flags to the returned mask, depending on
22278 (def_builtin): Correct an error in the assignments made to the
22279 debugging variable attr_string.
22280 (rs6000_expand_builtin): Add support for no-operand built-in
22282 (builtin_function_type): Remove fatal_error assertion that is no
22284 (rs6000_common_init_builtins): Add support for no-operand built-in
22286 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22288 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22290 (RS6000_BTM_64BIT): New macro definition.
22291 * doc/extend.texi: Document __builtin_darn (void),
22292 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22295 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22297 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22298 max_loop_iterations_int.
22300 2016-05-19 Marek Polacek <polacek@redhat.com>
22302 PR tree-optimization/71031
22303 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22304 condition and adjust the code a bit.
22306 2016-05-19 Martin Liska <mliska@suse.cz>
22308 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22309 auto_vec instead of vec.
22311 2016-05-19 Martin Liska <mliska@suse.cz>
22313 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22315 2016-05-19 Martin Liska <mliska@suse.cz>
22317 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22319 2016-05-19 Martin Liska <mliska@suse.cz>
22321 * ipa-pure-const.c (set_function_state): Remove an existing
22323 (remove_node_data): Do not free it as it's released
22324 in set_function_state.
22326 2016-05-19 Martin Liska <mliska@suse.cz>
22328 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22331 2016-05-19 Martin Liska <mliska@suse.cz>
22333 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22335 2016-05-19 Martin Liska <mliska@suse.cz>
22337 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22338 an auto_vec instead of re-creating it.
22340 2016-05-19 Martin Liska <mliska@suse.cz>
22342 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22343 auto_vec instead of vec.
22345 2016-05-19 Martin Liska <mliska@suse.cz>
22347 * lto-section-in.c (lto_get_section_data): Call
22348 lto_check_version with additional argument.
22349 * lto-streamer.c (lto_check_version): Add new argument.
22350 * lto-streamer.h (lto_check_version): Likewise.
22352 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22354 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22355 Don't add cost of inner memory when handling sign-extended loads.
22357 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22359 PR rtl-optimization/71148
22360 * cse.c (cse_main): Free dominance info.
22361 (rest_of_handle_cse): Don't free dominance info.
22362 (rest_of_handle_cse2): Likewise.
22363 (rest_of_handle_cse_after_global_opts): Likewise.
22365 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22368 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22369 NULL_TREE early if NEON is not available. Remove now redundant check
22370 in ARM_CHECK_BUILTIN_MODE.
22372 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22375 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22376 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22377 * doc/cpp.texi: Document new macros.
22379 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22381 PR tree-optimization/69848
22382 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22383 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22385 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22387 * function.c (thread_prologue_and_epilogue_insn): Move the
22388 "goto epilogue_done" one block later.
22390 2016-05-19 Richard Biener <rguenther@suse.de>
22392 PR tree-optimization/70729
22393 * passes.def: Move LIM pass before PRE. Remove no longer
22394 required copyprop and move first DCE out of the loop pipeline.
22396 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22399 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22400 (OBJS-libcommon-target): ...here.
22401 * opts-common.c: Include spellcheck.h.
22402 (cmdline_handle_error): Build a vec of valid options and use it
22403 to suggest provide hints for misspelled arguments.
22405 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22408 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22409 lhs if it has TREE_ADDRESSABLE type.
22411 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22414 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22415 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22417 2016-05-18 Martin Jambor <mjambor@suse.cz>
22420 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22421 input for NOP_EXPR pass-through functions.
22422 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22423 aggregate global constant VAR_DECLs in constant jump functions.
22425 2016-05-18 Martin Jambor <mjambor@suse.cz>
22428 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22429 from TREE_READONLY parameters.
22431 2016-05-18 Martin Jambor <mjambor@suse.cz>
22434 * cgraph.h (cgraph_indirect_call_info): New field
22435 guaranteed_unmodified.
22436 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22437 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22439 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22440 pass the parameter value to ipa_find_agg_cst_for_param.
22441 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22442 guaranteed_unmodified, store AA results there instead of bailing out
22444 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22445 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22446 (find_constructor_constant_at_offset): New function.
22447 (ipa_find_agg_cst_from_init): Likewise.
22448 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22449 static initializers of contants, report back through a new paameter
22450 from_global_constant if that was the case.
22451 (try_make_edge_direct_simple_call): Also pass parameter value to
22452 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22454 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22455 (ipa_read_indirect_edge_info): Likewise.
22456 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22457 (ipa_load_from_parm_agg): Likewise.
22459 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22461 PR rtl-optimization/71150
22462 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22465 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22468 * config/rs6000/constraints.md (wE constraint): New constraint
22469 for a vector constant that can be loaded with XXSPLTIB.
22470 (wM constraint): New constraint for a vector constant of a 1's.
22471 (wS constraint): New constraint for a vector constant that can be
22472 loaded with XXSPLTIB and a vector sign extend instruction.
22473 * config/rs6000/predicates.md (xxspltib_constant_split): New
22474 predicates for wE/wS constraints.
22475 (xxspltib_constant_nosplit): Likewise.
22476 (easy_vector_constant): Add support for constants that can be
22477 loaded via XXSPLTIB.
22478 (all_ones_constant): New predicate for vector constant with all
22480 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22481 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22482 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22483 instruction and possibly with a sign extension.
22484 (output_vec_const_move): Add support for XXSPLTIB. If we are
22485 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22486 instead of XXLXOR/XXLORC.
22487 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22489 (rs6000_legitimize_reload_address): Likewise.
22490 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22492 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22493 combine VSX_M and VSX_M2 into one iterator.
22494 (VSX_M2): Likewise.
22495 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22496 (VSINT_842): Likewise.
22497 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22498 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22499 XXSPLTIB instruction.
22500 (xxspltib_<mode>_nosplit): Likewise.
22501 (xxspltib_<mode>_split): New insn to load up constants with
22502 XXSPLTIB and a sign extend instruction.
22503 (vsx_mov<mode>): Replace single move that handled all vector types
22504 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22505 moves (when -mvsx-timode is in effect) into the main vector
22506 moves. Eliminate separate moves for <VSr> <VSa>, where the
22507 preferred register class (<VSr>) is listed first, and the
22508 secondary register class (<VSa>) is listed second with a '?' to
22509 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22510 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22511 that if the register was involved in a slow operation, the
22512 clear/set operation does not wait for the slow operation to
22513 finish. Adjust the length attributes for 32-bit mode. Use
22514 rs6000_output_move_128bit and drop the use of the string
22515 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22516 spacing so that the alternatives and attributes don't generate
22517 long lines, and put things in columns, so that it is easier to
22518 match up the operands and attributes with the insn alternatives.
22519 (vsx_mov<mode>_64bit): Likewise.
22520 (vsx_mov<mode>_32bit): Likewise.
22521 (vsx_movti_64bit): Fold movti into normal vector moves.
22522 (vsx_movti_32bit): Likewise.
22523 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22524 splat instructions.
22525 (vsx_splat_v4si_internal): Likewise.
22526 (vsx_splat_v4sf_internal): Likewise.
22527 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22528 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22529 extend vector elements.
22530 (vsx_sign_extend_hi_<mode>): Likewise.
22531 (vsx_sign_extend_si_v2di): Likewise.
22532 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22534 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22535 constraints. Add trailing period to wL documentation.
22537 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22539 PR middle-end/71020
22540 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22541 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22542 * tree-call-cdce.c: Include tree-dfa.h.
22543 (can_guard_call_p): New function, extracted from...
22544 (can_use_internal_fn): ...here.
22545 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22547 (shrink_wrap_one_built_in_call): Likewise.
22548 (use_internal_fn): Likewise.
22549 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22550 and return void. Call replace_abnormal_ssa_names.
22551 (pass_call_cdce::execute): Check can_guard_call_p during the
22552 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22553 will always change something.
22555 2016-05-18 Martin Jambor <mjambor@suse.cz>
22558 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22559 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22561 2016-05-18 Martin Jambor <mjambor@suse.cz>
22564 * ipa-inline.h (condition): New field size.
22565 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22566 for comaprison and store it into the new condition.
22567 (evaluate_conditions_for_known_args): Use condition size to check
22568 access sizes for all but CHANGED conditions.
22569 (unmodified_parm_1): New parameter size_p, store access size into it.
22570 (unmodified_parm): Likewise.
22571 (unmodified_parm_or_parm_agg_item): Likewise.
22572 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22573 (set_cond_stmt_execution_predicate): Extract access sizes and store
22574 them to conditions.
22575 (set_switch_stmt_execution_predicate): Likewise.
22576 (will_be_nonconstant_expr_predicate): Likewise.
22577 (will_be_nonconstant_predicate): Likewise.
22578 (inline_read_section): Stream condition size.
22579 (inline_write_summary): Likewise.
22581 2016-05-18 Richard Biener <rguenther@suse.de>
22583 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22584 condition cost to PHI cost instead of total_cost.
22586 2016-05-18 Martin Liska <mliska@suse.cz>
22589 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22592 2016-05-18 Richard Biener <rguenther@suse.de>
22594 * lto-streamer.h (LTO_major_version): Bump to 6.
22596 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22598 * function.c (make_split_prologue_seq, make_prologue_seq,
22599 make_epilogue_seq): New functions, factored out from...
22600 (thread_prologue_and_epilogue_insns): Here.
22602 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22604 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22605 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22606 of before. Add a comment.
22608 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22610 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22611 expression pointer, not pointer to the pointer.
22613 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22615 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22616 (avx2_pbroadcast<mode>): Add another alternative with v instead
22617 of x constraints in it, using <pbroadcast_evex_isa> isa.
22618 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22620 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22621 constraint x instead of v in second alternative, add avx512bw
22624 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22625 constraint x instead of v in second alternative, add avx512bw
22628 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22629 constraint x instead of v in second alternative, add avx512bw
22632 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22633 avx512bw alternative.
22635 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22637 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22638 array to 128 chars.
22639 (define_insn "*andnottf3"): Ditto.
22640 (define_insn "*<code><mode>3"/any_logic): Ditto.
22641 (define_insn "*<code>tf3"/any_logic): Ditto.
22642 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22643 operand to block AVX-512VL insn variant emit when it is not enabled.
22645 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22647 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22648 constraint fot SF mode.
22650 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22651 Kirill Yukhin <kirill.yukhin@intel.com>
22653 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22655 (define_insn "rsqrt14<mode>"): Ditto.
22656 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22657 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22658 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22659 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22660 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22662 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22663 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22664 * config/i386/i386.c (ix86_print_operand): Expand check for size
22665 override codes for Intel syntax.
22667 2016-05-18 Richard Biener <rguenther@suse.de>
22669 PR tree-optimization/71168
22670 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22671 initialization earlier.
22673 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22675 * config/aarch64/aarch64-simd.md
22676 (aarch64_reduc_plus_internal<mode>): Rename to...
22677 (reduc_plus_scal): ...This, and remove previous implementation.
22679 2016-05-18 Richard Biener <rguenther@suse.de>
22681 * passes.def: Put late dse and cd_dce in canonical order.
22683 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22685 * ipa-inline-transform.c (preserve_function_body_p): Look for
22686 first non-thunk clone.
22687 (save_function_body): Save into first non-thunk.
22688 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22690 (lto_output_node): Inline thunks don't need body in every
22692 * lto-streamer-in.c: Do not fixup thunk clones.
22693 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22695 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22698 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22700 PR middle-end/63586
22701 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22702 (reassociate_bb): Call transform_add_to_multiply.
22704 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22706 * config/aarch64/aarch64.c (all_extensions): Removed unused
22709 2016-05-17 Nathan Sidwell <nathan@acm.org>
22711 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22712 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22714 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22716 PR tree-optimization/54579
22717 PR middle-end/55299
22718 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22720 2016-05-17 Marek Polacek <polacek@redhat.com>
22723 * tree-inline.c (expand_call_inline): Call
22724 maybe_remove_unused_call_args.
22726 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22728 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22729 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22730 * doc/md.texi (fmin@var{m}3): Likewise.
22732 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22734 * match.pd (X & C): New transformation.
22736 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22738 * match.pd (~X & Y): New transformation.
22740 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22742 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22743 information for new SSA_NAME.
22744 (simplify_conversion_using_ranges): Get range through get_range_info
22745 instead of get_value_range.
22747 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22749 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22750 Remove inline assembly.
22751 (vmvn_s16): Likewise.
22752 (vmvn_s32): Likewise.
22753 (vmvn_u8): Likewise.
22754 (vmvn_u16): Likewise.
22755 (vmvn_u32): Likewise.
22756 (vmvnq_s8): Likewise.
22757 (vmvnq_s16): Likewise.
22758 (vmvnq_s32): Likewise.
22759 (vmvnq_u8): Likewise.
22760 (vmvnq_u16): Likewise.
22761 (vmvnq_u32): Likewise.
22762 (vmvn_p8): Likewise.
22763 (vmvnq_p16): Likewise.
22765 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22767 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22769 (vmul_n_s16): Likewise.
22770 (vmul_n_s32): Likewise.
22771 (vmul_n_u16): Likewise.
22772 (vmul_n_u32): Likewise.
22773 (vmulq_n_f32): Likewise.
22774 (vmulq_n_f64): Likewise.
22775 (vmulq_n_s16): Likewise.
22776 (vmulq_n_s32): Likewise.
22777 (vmulq_n_u16): Likewise.
22778 (vmulq_n_u32): Likewise.
22780 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22782 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22783 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22785 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22787 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22788 to *aarch64_fma4_elt_from_dup<mode>.
22789 (*aarch64_fnma4_elt_to_128df): Rename to
22790 *aarch64_fnma4_elt_from_dup<mode>.
22791 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22792 (vfms_n_f32): Likewise.
22793 (vfms_n_f64): Likewise.
22794 (vfmsq_n_f32): Likewise.
22795 (vfmsq_n_f64): Likewise.
22797 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22799 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22801 2016-05-17 Richard Biener <rguenther@suse.de>
22803 PR tree-optimization/71132
22804 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22805 Only add control dependences for blocks in the loop.
22806 (build_rdg): Adjust.
22807 (generate_code_for_partition): Return whether loop should
22808 be destroyed and delay that.
22809 (distribute_loop): Likewise.
22810 (pass_loop_distribution::execute): Record loops to be destroyed
22811 and perform delayed destroying of loops.
22813 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22816 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22818 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22820 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22822 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22825 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22826 insertion point for instructions generated by validize_mem.
22828 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22830 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22833 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22835 * config/aarch64/aarch64.c
22836 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22837 rather than a macro.
22839 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22841 * doc/invoke.texi (AArch64 Options): Various updates.
22843 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22845 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22846 into instrumentation thunks.
22847 * cif-code.def (CIF_CHKP): New.
22849 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22851 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22853 2016-05-16 Martin Jambor <mjambor@suse.cz>
22855 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22856 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22858 2016-05-16 Marek Polacek <polacek@redhat.com>
22860 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22863 2016-05-16 Martin Jambor <mjambor@suse.cz>
22866 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22867 the outlined kernel function.
22869 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22871 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22872 (ISA_HAS_DLSA): Ditto.
22874 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22876 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22878 2016-05-16 Nathan Sidwell <nathan@acm.org>
22880 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22881 (nvptx_name_replacement): Restore. Add comment.
22882 (write_fn_proto, write_fn_proto_from_insn,
22883 nvptx_output_call_insn): Restore
22884 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22886 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22888 * config/aarch64/aarch64.md
22889 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22890 (add<mode>3_compareC_imm): Likewise.
22891 (<optab>si3_uxtw): Split into register and immediate variants.
22892 (andsi3_compare0_uxtw): Likewise.
22893 (and<mode>3_compare0): Likewise.
22894 (and<mode>3nr_compare0): Likewise.
22895 (stack_protect_test_<mode>): Don't use %x for memory operands.
22897 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22899 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22901 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22903 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22904 Split integer shifts into shift_reg and bfm.
22905 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22906 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22907 (ror<mode>3_insn): Likewise.
22908 (<optab>si3_insn_uxtw): Likewise.
22909 (<optab><mode>3_insn): Change to rotate_imm.
22910 (extr<mode>5_insn_alt): Likewise.
22911 (extrsi5_insn_uxtw): Likewise.
22912 (extrsi5_insn_uxtw_alt): Likewise.
22914 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22916 * doc/tm.texi: Regenerate.
22917 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22918 (TARGET_INVALID_RETURN_TYPE): Remove.
22919 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22920 TARGET_INVALID_RETURN_TYPE.
22921 * target.def (invalid_parameter_type): Remove.
22922 (invalid_return_type): Remove.
22924 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22926 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22927 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22929 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22931 (preserve_function_body_p): No need to preserve function body
22932 * cif-codes.def (CIF_THUNK): Remove.
22933 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22935 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22937 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22939 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22941 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22944 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22946 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22947 (inline_small_functions): Do not look for function symbol when
22950 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22952 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22955 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22956 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22957 Jiong Wang <jiong.wang@arm.com>
22959 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22960 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22961 Define __ARM_FP16_ARGS when appropriate.
22962 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22964 (arm_invalid_return_type): Likewise.
22965 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22966 (TARGET_INVALID_RETURN_TYPE): Remove.
22967 (aapcs_vfp_sub_candidate): Allow HFmode.
22968 (aapcs_vfp_allocate): Add comment. Support HFmode.
22969 (aapcs_vfp_allocate_return_reg): Likewise.
22970 (struct aapcs_cp_arg_layout): Slightly reword comments for
22971 is_return_candidate and allocate_return_reg.
22972 (output_mov_vfp): Update assert.
22973 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22975 (arm_invalid_parameter_type): Remove.
22976 (amr_invalid_return_type): Remove.
22977 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22978 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22979 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22981 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22983 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22984 * config/aarch64/arch64-protos.h
22985 (aarch64_legitimize_reload_address): Remove.
22986 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22989 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22991 * configure.ac: Add ACX_NONCANONICAL_HOST.
22992 * configure: Regenerate.
22993 * Makefile.in: Set host_noncanonical.
22995 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22998 * config/i386/i386.md (*movtf_internal): Before register allocation,
22999 do not allow FP constants for CM_MEDIUM memory model, allow only
23000 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
23001 (*movxf_internal): Ditto.
23002 (*movdf_internal): Ditto.
23003 (*movsf_internal): Ditto.
23005 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
23007 PR rtl-optimization/67483
23008 * combine.c (make_compound_operation): Don't call extract_left_shift
23009 with negative shift amounts.
23011 2016-05-13 Jakub Jelinek <jakub@redhat.com>
23014 * fold-const.c (fold_checksum_tree): Allow modification
23015 of TYPE_ALIAS_SET during folding.
23017 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
23018 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
23019 (ix86_split_to_parts): Likewise. Fix up formatting.
23021 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
23023 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
23024 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
23027 2016-05-13 Nathan Sidwell <nathan@acm.org>
23029 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
23030 (nvptx_name_replacement): Delete.
23031 (write_fn_proto, write_fn_proto_from_insn,
23032 nvptx_output_call_insn): Remove nvptx_name_replacement call.
23033 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
23034 * langhooks.c (add_builtin_funcction_common): Call
23035 targetm.mangle_decl_assembler_name.
23037 * config/nvptx/nvptx.c (write_fn_proto): Handle
23038 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
23040 2016-05-13 Martin Liska <mliska@suse.cz>
23042 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
23043 and PRIu64 in printf format.
23045 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23047 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
23050 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23052 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
23053 Change --param max-completely-peeled-times to
23054 --param max-completely-peel-times in dump file printing.
23056 2016-05-13 Richard Biener <rguenther@suse.de>
23058 PR tree-optimization/42587
23059 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
23060 (find_bswap_or_nop_1): Likewise.
23061 (bswap_replace): Likewise.
23063 2016-05-13 Martin Liska <mliska@suse.cz>
23065 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
23066 Initialize a variable with default value.
23068 2016-05-13 Martin Liska <mliska@suse.cz>
23070 * doc/invoke.texi: Enhance explanation of error recovery
23073 2016-05-13 Martin Liska <mliska@suse.cz>
23075 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
23076 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23077 (iv_inv_expr_ent *).
23078 (struct iv_inv_expr_ent): Comment struct fields.
23079 (sort_iv_inv_expr_ent): New function.
23080 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23081 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23082 a hash_map between iv_inv_expr_ent and number of usages.
23083 (niter_for_exit): Fix coding style.
23084 (tree_ssa_iv_optimize_init): Use renamed variable.
23085 (determine_base_object): Fix coding style.
23086 (alloc_iv): Likewise.
23087 (find_interesting_uses_outside): Likewise.
23088 (add_candidate_1): Likewise.
23089 (add_standard_iv_candidates): Likewise.
23090 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23091 (prepare_decl_rtl): Fix coding style.
23092 (get_address_cost): Likewise.
23093 (get_shiftadd_cost): Likewise.
23094 (force_expr_to_var_cost): Likewise.
23095 (compare_aff_trees): Likewise.
23096 (get_expr_id): Restructure the function.
23097 (get_loop_invariant_expr_id): Renamed to
23098 get_loop_invariant_expr.
23099 (get_computation_cost_at): Replace usage of inv_expr_id with
23101 (get_computation_cost): Likewise.
23102 (determine_group_iv_cost_generic): Likewise.
23103 (determine_group_iv_cost_address): Likewise.
23104 (iv_period): Fix coding style.
23105 (iv_elimination_compare_lt): Likewise.
23106 (may_eliminate_iv): Likewise.
23107 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23109 (determine_group_iv_costs): Dump invariant expressions.
23110 (iv_ca_recount_cost): Use the newly added hash_map.
23111 (iv_ca_set_remove_invariants): Fix coding style.
23112 (iv_ca_set_add_invariants): Fix coding style.
23113 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23115 (iv_ca_set_cp): Likewise.
23116 (iv_ca_new): Initialize the newly added hash_map and remove
23117 initialization of fields.
23118 (iv_ca_free): Delete the hash_map.
23119 (iv_ca_dump): Dump invariant expressions.
23120 (iv_ca_extend): Fix coding style.
23121 (try_add_cand_for): Likewise.
23122 (create_new_ivs): Dump information about # of avg iterations and
23123 # of used invariant expressions.
23124 (rewrite_use_compare): Fix coding style.
23125 (free_loop_data): Set default value for max_inv_expr_id.
23127 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23129 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23130 returned value cse_cfg_altered computation.
23131 (rest_of_handle_cse2): Likewise.
23132 (rest_of_handle_cse_after_global_opts): Likewise.
23134 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23137 * config/arm/arm.c (arm32_output_mi_thunk): New.
23138 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23139 to split Thumb1 vs TARGET_32BIT functionality.
23140 (arm_thumb1_mi_thunk): New.
23142 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23144 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23147 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23150 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23152 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23154 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23155 (expand_builtin_trap): Emit a regular call.
23156 (set_builtin_user_assembler_name): Remove obsolete cases.
23157 * dse.c (scan_insn): Adjust.
23158 * except.c: Include calls.h.
23159 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23160 emit a regular call to setjmp.
23161 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23162 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23163 (emit_block_move_via_libcall): Delete.
23164 (block_move_fn): Delete.
23165 (init_block_move_fn): Likewise.
23166 (emit_block_move_libcall_fn): Likewise.
23167 (emit_block_op_via_libcall): New function.
23168 (set_storage_via_libcall): Tidy up and use memset builtin.
23169 (block_clear_fn): Delete.
23170 (init_block_clear_fn): Likewise.
23171 (clear_storage_libcall_fn): Likewise.
23172 (expand_assignment): Call emit_block_move_via_libcall.
23173 Do not include gt-expr.h.
23174 * expr.h (emit_block_op_via_libcall): Declare.
23175 (emit_block_copy_via_libcall): New inline function.
23176 (emit_block_move_via_libcall): Likewise.
23177 (emit_block_comp_via_libcall): Likewise.
23178 (block_clear_fn): Delete.
23179 (init_block_move_fn): Likewise.
23180 (init_block_clear_fn): Likewise.
23181 (emit_block_move_via_libcall): Likewise.
23182 (set_storage_via_libcall): Add default parameter value.
23183 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23184 (abort_libfunc): Delete.
23185 (memcpy_libfunc): Likewise.
23186 (memmove_libfunc): Likewise.
23187 (memcmp_libfunc): Likewise.
23188 (memset_libfunc): Likewise.
23189 (setbits_libfunc): Likewise.
23190 (setjmp_libfunc): Likewise.
23191 (longjmp_libfunc): Likewise.
23192 (profile_function_entry_libfunc): Likewise.
23193 (profile_function_exit_libfunc): Likewise.
23194 (gcov_flush_libfunc): Likewise.
23195 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23196 and DECL_VISIBILITY on the declaration.
23197 (init_optabs): Do not initialize obsolete libfuncs.
23198 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23199 * tree-core.h (ECF_RET1): Define.
23200 (ECF_TM_PURE): Adjust.
23201 (ECF_TM_BUILTIN): Likewise.
23202 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23203 (build_common_builtin_nodes): Initialize abort builtin.
23204 Add ECF_RET1 on memcpy, memmove and memset builtins.
23205 Pass final flags for alloca and alloca_with_align builtins.
23206 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23208 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23209 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23210 set_storage_via_libcall and call emit_block_copy_via_libcall.
23212 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23214 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23215 DImode before it is passed to ix86_output_call_operand.
23216 (*call_value_got_x32): Ditto for operand 1.
23218 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23220 PR rtl-optimization/70904
23221 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23222 reload for wide mode.
23224 2016-05-12 Marek Polacek <polacek@redhat.com>
23227 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23228 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23229 * langhooks.h (incomplete_type_error): Likewise.
23230 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23231 parameter, pass it down to incomplete_type_error.
23232 * tree.h (size_in_bytes): New inline overload.
23233 (size_in_bytes_loc): Renamed from size_in_bytes.
23235 2016-05-12 Richard Biener <rguenther@suse.de>
23237 PR tree-optimization/71059
23238 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23239 nary before looking up or entering the expression into the VN
23241 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23242 Make sure to re-use NARYs without result as inserted by
23245 2016-05-12 Richard Biener <rguenther@suse.de>
23247 PR tree-optimization/71062
23248 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23250 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23251 vars_contains_restrict if the var is a restrict tag.
23252 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23253 do not disambiguate pointers against it.
23254 (dump_points_to_solution): Re-structure and adjust for new
23255 vars_contains_restrict flag.
23256 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23258 2016-05-12 Martin Liska <mliska@suse.cz>
23260 * doc/invoke.texi: Explain connection between
23261 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23263 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23265 PR tree-optimization/71006
23266 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23267 consider COND_EXPR as a mask producer.
23269 2016-05-12 Marek Polacek <polacek@redhat.com>
23272 * opts.c (common_handle_option): Detect missing argument for --help^.
23274 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23277 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23278 when popping the PC and within an interrupt handler routine.
23279 Add missing tab to output of "ldmfd".
23280 (output_return_instruction): Output LDMFD with SP update rather
23281 than POP when returning from interrupt handler.
23283 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23285 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23286 TARGET_64BIT && TARGET_AVX512DQ.
23287 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23288 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23289 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23290 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23291 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23292 (*vec_extractv4si_zext): Add avx512dq alternative.
23293 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23294 use v instead of x constraint in other alternatives where possible.
23296 * config/i386/sse.md (sse2_loadld): Use v instead of x
23297 constraint in alternatives 0,1,4.
23299 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23300 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23301 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23304 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23305 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23306 is not emitted unless TARGET_AVX512BW.
23307 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23308 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23309 for the result operand.
23311 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23312 constraint instead of x in avx alternatives. Use maybe_evex instead
23315 * config/i386/constraints.md (Yv): New constraint.
23316 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23317 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23318 * config/i386/i386.md (avx512fvecmode): New mode attr.
23319 (*pushtf): Use v constraint instead of x.
23320 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23321 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23322 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23323 (*absnegtf2_sse): Likewise.
23324 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23325 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23326 avx512f alternatives.
23327 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23329 2016-05-12 Richard Biener <rguenther@suse.de>
23331 PR tree-optimization/71060
23332 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23333 require exact match of DR_BASE_OBJECT but only matching address and
23336 2016-05-12 Richard Biener <rguenther@suse.de>
23338 PR tree-optimization/70986
23339 * cfganal.c: Include cfgloop.h.
23340 (dfs_find_deadend): Prefer to take edges exiting loops.
23342 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23344 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23345 compile and run time.
23347 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23350 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23352 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23354 * config/i386/i386.c (legitimize_pic_address): Use
23355 copy_to_suggested_reg instead of gen_movsi.
23357 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23359 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23360 the code into quad_address_p and call it to share code with
23361 vsx_quad_dform_memory_operand.
23362 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23364 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23365 bit instead of being a separate word. Split -mpower9-dform into
23366 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23367 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23368 for the register class supporting 128-bit quad word memory offsets.
23369 (mode_supports_vsx_dform_quad): Helper function to return if the
23370 register class uses quad word memory offsets.
23371 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23372 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23373 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23374 instructions are enabled, set up the appropriate addr_masks for
23376 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23377 -mpower9-dform-scalar, instead of -mpower9-dform.
23378 (rs6000_option_override_internal): Split -mpower9-dform into two
23379 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23380 -mpower9-dform switch sets or clears both. If we are not using
23381 the LRA register allocator, do not enable -mpower9-dform-vector by
23382 default. If we are using LRA, enable -mpower9-dform-vector and
23383 -mvsx-timode if it is appropriate. Issue a warning if either
23384 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23386 (quad_address_offset_p): New helper function to return if the
23387 offset is legal for quad word memory instructions.
23388 (quad_address_p): New function to determin if GPR or vector
23389 register quad word memory addresses are legal.
23390 (mem_operand_gpr): Validate quad word address offsets.
23391 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23392 d-form (register + offset) instructions.
23393 (offsettable_ok_by_alignment): Likewise.
23394 (rs6000_legitimate_offset_address_p): Likewise.
23395 (legitimate_lo_sum_address_p): Likewise.
23396 (rs6000_legitimize_address): Likewise.
23397 (rs6000_legitimize_reload_address): Add more debug statements for
23399 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23400 d-form instructions.
23401 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23402 d-form instructions. Distinguish different cases in debug
23403 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23404 d-form instructions.
23405 (rs6000_preferred_reload_class): Likewise.
23406 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23407 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23408 of the ISA 2.06 indexed memory instructions.
23409 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23410 use them to save/restore the saved vector registers instead of
23411 using Altivec instructions.
23412 (rs6000_emit_epilogue): Likewise.
23413 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23414 (rs6000_opt_masks): Split -mpower9-dform into
23415 -mpower9-dform-scalar and -mpower9-dform-vector.
23416 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23418 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23419 ISA 3.0 vector indexed memory instructions, and fold the code into
23420 the normal mov<mode> patterns.
23421 (p9_vecstore_<mode>): Likewise.
23422 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23424 (vsx_movti_64bit): Likewise.
23425 (vsx_movti_32bit): Likewise.
23426 * config/rs6000/constraints.md (wO constraint): New constraint for
23427 ISA 3.0 vector d-form support.
23428 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23429 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23430 include -mpower9-dform-vector until we switch over to LRA.
23431 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23432 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23433 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23434 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23435 for -mpower9-dform and -mlra.
23436 * doc/md.texi (wO constraint): Document wO constraint.
23438 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23440 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23441 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23442 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23443 Move handling of non-insn arguments inline into the sole user:
23444 (output_trans_func): ...here.
23445 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23446 in emitted function prototype.
23447 (output_internal_insn_latency_func): Ditto. Simplify.
23448 (output_internal_maximal_insn_latency_func): Ditto. Delete
23449 always-unused argument.
23450 (output_insn_latency_func): Ditto.
23451 (output_maximal_insn_latency_func): Ditto.
23453 2016-05-11 Richard Biener <rguenther@suse.de>
23455 PR tree-optimization/71055
23456 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23457 sth with precision not equal to access size verify we don't chop
23460 2016-05-11 Richard Biener <rguenther@suse.de>
23463 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23464 (dwarf2out_finish): Move retry_incomplete_types call ...
23465 (dwarf2out_early_finish): ... here.
23467 2016-05-11 Richard Biener <rguenther@suse.de>
23469 PR middle-end/71002
23470 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23471 if the langhook insists on it.
23472 * fold-const.c (make_bit_field_ref): Add arg for the original
23473 reference and preserve its alias-set.
23474 (decode_field_reference): Take exp by reference and adjust it
23475 to the original memory reference.
23476 (optimize_bit_field_compare): Adjust callers.
23477 (fold_truth_andor_1): Likewise.
23478 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23480 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23482 PR middle-end/70807
23483 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23484 * cfgrtl.c (delete_insn_and_edges): Likewise.
23485 * config/i386/i386.c (convert_scalars_to_vector): Remove
23487 * cse.c (cse_insn): Compute cse_cfg_altered.
23488 (delete_trivially_dead_insns): Likewise.
23489 (cse_cc_succs): Likewise.
23490 (rest_of_handle_cse): Free dominance info if required.
23491 (rest_of_handle_cse2): Likewise.
23492 (rest_of_handle_cse_after_global_opts): Likewise.
23494 2016-05-11 Alan Modra <amodra@gmail.com>
23496 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23497 abi_v4_pass_in_fpr): New functions.
23498 (rs6000_function_arg_boundary): Exclude complex IBM long double
23499 from 64-bit alignment when ABI_V4.
23500 (rs6000_function_arg, rs6000_function_arg_advance_1,
23501 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23503 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23505 PR rtl-optimization/71028
23506 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23507 jump with just a return in the fallthrough block if the branch
23508 block contains just a return as well.
23510 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23512 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23513 * match.pd ((X & Y) ^ Y): ... this.
23514 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23515 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23517 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23519 * read-md.c (require_char_ws): New function.
23520 (read_string): Simplify using require_char_ws.
23521 (handle_constants): Likewise.
23522 (handle_enum): Likewise.
23523 (handle_file): Likewise.
23524 * read-md.h (require_char_ws): New declaration.
23525 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23526 (read_mapping): Likewise.
23527 (read_rtx_code): Likewise.
23528 (read_nested_rtx): Likewise.
23530 2016-05-10 James Norris <jnorris@codesourcery.com>
23532 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23533 if offloading is enabled and -fopenacc or -fopenmp is specified.
23534 (CRTOFFLOADEND): Likewise.
23535 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23536 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23538 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23540 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23541 gotoff_operand code paths. Use copy_to_suggested_regs and
23542 expand_simple_binop where appropriate. Cleanup.
23544 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23547 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23549 (dimode_scalar_chain::vector_const_cost): New.
23550 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23551 (dimode_scalar_chain::convert_op): Likewise.
23552 (dimode_scalar_chain::convert_insn): Likewise.
23554 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23556 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23557 unary operation, not a binary one.
23559 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23561 PR middle-end/70877
23562 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23563 calls with type casted fndecl.
23565 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23567 PR tree-optimization/70786
23568 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23569 * calls.c (initialize_argument_information): Bind bounds
23570 with corresponding args passed by reference.
23572 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23575 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23576 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23577 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23580 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23583 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23584 code for a zero scale factor.
23585 (vsx_xvcvdpuxds_scale): Likewise.
23587 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23589 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23590 if show_ruler_p was set on the context.
23591 (layout::show_ruler): New method.
23592 * diagnostic.h (struct diagnostic_context): Add field
23595 2016-05-10 Richard Biener <rguenther@suse.de>
23597 PR tree-optimization/71039
23598 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23599 (chk_uses): New function.
23600 (propagate_with_phi): Verify we can safely replicate the lhs of an
23601 aggregate assignment on all incoming edges.
23603 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23605 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23607 (rx_atomic_sequence): New class.
23608 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23609 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23611 (rx_atomic_sequence::rx_atomic_sequence,
23612 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23613 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23614 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23615 CTRLREG_INTB): New constants.
23616 (FETCHOP): New code iterator.
23617 (fethcop_name, fetchop_name2): New iterator code attributes.
23618 (QIHI): New mode iterator.
23619 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23620 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23621 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23623 2016-05-10 Martin Liska <mliska@suse.cz>
23625 * tree-inline.c (remap_dependence_clique): Do not remap
23626 debugging statements.
23628 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23630 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23631 ("*fixuns_truncdfdi2_z13")
23632 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23633 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23634 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23636 2016-05-10 Richard Biener <rguenther@suse.de>
23638 PR tree-optimization/70497
23639 PR tree-optimization/28367
23640 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23642 (visit_reference_op_load): ... here.
23643 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23644 with simplified BIT_FIELD_REFs.
23645 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23646 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23649 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23651 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23652 documentation comment. For BLOCK nodes, add a
23653 DW_AT_abstract_origin attribute that points to the DIE generated
23654 for the origin BLOCK.
23655 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23656 blocks from inlined functions.
23658 2016-05-10 Alan Modra <amodra@gmail.com>
23661 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23662 regrename modifying insns saving lr before __morestack call.
23663 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23664 insns restoring lr after __morestack call.
23666 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23668 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23669 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23671 * config/i386/sse.md (vec_interleave_high<mode>,
23672 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23673 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23675 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23677 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23678 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23679 parallel reassociation for power8 and forward.
23681 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23683 * config/i386/i386.md (absneg splitters with general regs): Use
23684 general_reg_operand predicate.
23685 (btsq peephole2): Use x86_64_immediate_operand to check if new
23686 value is suitable for immediate operand. Generate emitted insn
23687 using RTL expressions.
23688 (btcq peephole2): Ditto.
23689 (btrq peephole2): Ditto. Generate correct immediate operand
23692 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23694 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23697 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23699 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23700 pointer dereference.
23702 2016-05-09 Richard Biener <rguenther@suse.de>
23704 PR tree-optimization/70985
23705 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23706 op0 isn't a gimple register.
23708 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23710 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23711 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23712 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23713 (i6400_fpu_mult): New cpu units.
23714 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23715 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23716 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23717 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23718 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23719 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23720 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23721 (i6400_msa_long_float4, i6400_msa_long_float5)
23722 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23723 (i6400_msa_fdiv_sf): New reservations.
23724 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23725 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23726 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23727 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23728 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23729 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23730 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23731 (msa_short_store4, msa_long_load, msa_short_store)
23732 (msa_long_logic, msa_long_float2, msa_long_float4)
23733 (msa_long_float5, msa_long_float8, msa_long_mult)
23734 (msa_long_fdiv, msa_long_div): New reservations.
23736 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23737 Sameera Deshpande <sameera.deshpande@imgtec.com>
23738 Matthew Fortune <matthew.fortune@imgtec.com>
23739 Graham Stott <graham.stott@imgtec.com>
23740 Chao-ying Fu <chao-ying.fu@imgtec.com>
23742 * config.gcc: Add MSA header file for mips*-*-* target.
23743 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23744 (Ubv8i, Urv8): New constraints.
23745 * config/mips/mips-ftypes.def: Add function types for MSA
23747 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23748 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23749 * config/mips/mips-msa.md: New file.
23750 * config/mips/mips-protos.h
23751 (mips_split_128bit_const_insns): New prototype.
23752 (mips_msa_idiv_insns): Likewise.
23753 (mips_split_128bit_move): Likewise.
23754 (mips_split_128bit_move_p): Likewise.
23755 (mips_split_msa_copy_d): Likewise.
23756 (mips_split_msa_insert_d): Likewise.
23757 (mips_split_msa_fill_d): Likewise.
23758 (mips_expand_msa_branch): Likewise.
23759 (mips_const_vector_same_val_p): Likewise.
23760 (mips_const_vector_same_bytes_p): Likewise.
23761 (mips_const_vector_same_int_p): Likewise.
23762 (mips_const_vector_shuffle_set_p): Likewise.
23763 (mips_const_vector_bitimm_set_p): Likewise.
23764 (mips_const_vector_bitimm_clr_p): Likewise.
23765 (mips_msa_vec_parallel_const_half): Likewise.
23766 (mips_msa_output_division): Likewise.
23767 (mips_ldst_scaled_shift): Likewise.
23768 (mips_expand_vec_cond_expr): Likewise.
23769 * config/mips/mips.c (enum mips_builtin_type): Add
23770 MIPS_BUILTIN_MSA_TEST_BRANCH.
23771 (mips_gen_const_int_vector_shuffle): New prototype.
23772 (mips_const_vector_bitimm_set_p): New function.
23773 (mips_const_vector_bitimm_clr_p): Likewise.
23774 (mips_const_vector_same_val_p): Likewise.
23775 (mips_const_vector_same_bytes_p): Likewise.
23776 (mips_const_vector_same_int_p): Likewise.
23777 (mips_const_vector_shuffle_set_p): Likewise.
23778 (mips_symbol_insns): Forbid loading symbols via immediate for
23780 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23782 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23784 (mips_lx_address_p): Add support load indexed address for MSA.
23785 (mips_address_insns): Add calculation of instructions needed for
23786 stores and loads for MSA.
23787 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23788 CONST_VECTOR for MSA and let it fall through.
23789 (mips_ldst_scaled_shift): New function.
23790 (mips_subword_at_byte): Likewise.
23791 (mips_msa_idiv_insns): Likewise.
23792 (mips_legitimize_move): Validate MSA moves.
23793 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23794 calculation of costs for MSA division.
23795 (mips_split_move_p): Check if MSA moves need splitting.
23796 (mips_split_move): Split MSA moves if necessary.
23797 (mips_split_128bit_move_p): New function.
23798 (mips_split_128bit_move): Likewise.
23799 (mips_split_msa_copy_d): Likewise.
23800 (mips_split_msa_insert_d): Likewise.
23801 (mips_split_msa_fill_d): Likewise.
23802 (mips_output_move): Handle MSA moves.
23803 (mips_expand_msa_branch): New function.
23804 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23805 Reinstate 'y' modifier.
23806 (mips_file_start): Add MSA .gnu_attribute.
23807 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23809 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23810 (mips_class_max_nregs): Add register size for MSA supported mode.
23811 (mips_cannot_change_mode_class): Allow conversion between MSA
23812 vector modes and TImode.
23813 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23815 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23816 (mips_preferred_simd_mode): Add preffered modes for MSA.
23817 (mips_vector_mode_supported_p): Add MSA supported modes.
23818 (mips_autovectorize_vector_sizes): New function.
23819 (mips_msa_output_division): Likewise.
23820 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23821 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23822 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23823 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23824 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23825 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23826 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23827 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23828 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23829 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23830 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23831 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23832 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23833 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23834 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23835 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23836 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23837 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23838 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23839 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23840 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23841 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23842 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23843 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23844 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23845 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23846 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23847 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23848 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23849 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23850 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23851 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23852 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23853 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23854 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23855 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23856 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23857 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23858 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23859 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23860 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23861 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23862 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23863 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23864 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23865 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23866 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23867 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23868 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23869 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23870 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23871 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23872 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23873 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23874 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23875 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23876 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23877 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23878 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23879 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23880 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23881 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23882 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23883 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23884 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23885 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23886 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23887 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23888 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23889 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23890 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23891 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23892 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23893 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23894 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23895 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23896 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23897 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23898 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23899 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23900 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23901 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23902 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23903 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23904 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23905 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23906 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23907 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23908 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23909 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23910 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23911 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23912 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23913 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23914 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23915 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23916 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23917 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23918 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23919 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23920 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23921 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23922 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23923 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23924 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23925 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23926 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23927 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23928 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23929 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23930 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23931 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23932 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23933 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23934 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23935 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23936 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23937 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23938 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23939 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23940 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23941 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23942 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23943 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23944 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23945 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23946 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23947 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23948 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23949 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23950 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23951 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23952 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23953 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23954 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23955 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23956 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23957 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23958 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23959 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23960 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23961 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23962 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23963 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23964 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23965 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23966 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23967 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23968 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23969 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23970 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23972 (mips_get_builtin_decl_index): New array.
23973 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23974 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23975 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23976 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23977 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23979 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23981 (mips_expand_builtin_insn): Prepare operands for
23982 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23983 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23984 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23985 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23986 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23987 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23988 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23989 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23990 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23991 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23992 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23993 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23994 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23995 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23996 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23997 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23998 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23999 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
24000 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
24001 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
24002 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
24003 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
24004 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
24005 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
24006 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
24007 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
24008 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
24009 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
24010 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
24011 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
24012 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
24013 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
24014 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
24015 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
24016 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
24017 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
24018 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
24019 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
24020 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
24021 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
24022 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
24023 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
24024 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
24025 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
24026 These are set implicitly and an error is reported if overridden.
24027 (mips_expand_builtin_msa_test_branch): New function.
24028 (mips_expand_msa_shuffle): Likewise.
24029 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
24030 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
24031 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
24032 (mips_expand_vec_unpack): Add support for MSA.
24033 (mips_expand_vector_init): Likewise.
24034 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
24035 instead of const0_rtx.
24036 (mips_msa_vec_parallel_const_half): New function.
24037 (mips_gen_const_int_vector): Likewise.
24038 (mips_gen_const_int_vector_shuffle): Likewise.
24039 (mips_expand_msa_cmp): Likewise.
24040 (mips_expand_vec_cond_expr): Likewise.
24041 * config/mips/mips.h
24042 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
24043 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
24045 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
24046 (ISA_HAS_MSA): New macro.
24047 (UNITS_PER_MSA_REG): Likewise.
24048 (BITS_PER_MSA_REG): Likewise.
24049 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
24050 (MSA_REG_FIRST): New macro.
24051 (MSA_REG_LAST): Likewise.
24052 (MSA_REG_NUM): Likewise.
24053 (MSA_REG_P): Likewise.
24054 (MSA_REG_RTX_P): Likewise.
24055 (MSA_SUPPORTED_MODE_P): Likewise.
24056 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
24057 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
24058 * config/mips/mips.md: Include mips-msa.md.
24059 (alu_type): Add simd_add.
24060 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
24061 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
24062 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
24063 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
24064 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
24065 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
24066 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
24067 simd_move, simd_load, simd_store. Choose "multi" for moves
24069 (qword_mode): New attribute.
24070 (insn_count): Add instruction count for quad moves.
24071 Increase the count for MIPS SIMD division.
24072 (UNITMODE): Add UNITMODEs for vector types.
24073 (addsub): New code iterator.
24074 * config/mips/mips.opt (mmsa): New option.
24075 * config/mips/msa.h: New file.
24076 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24078 * config/mips/mti-linux.h: Likewise.
24079 * config/mips/predicates.md
24080 (const_msa_branch_operand): New constraint.
24081 (const_uimm3_operand): Likewise.
24082 (const_uimm4_operand): Likewise.
24083 (const_uimm5_operand): Likewise.
24084 (const_uimm8_operand): Likewise.
24085 (const_imm5_operand): Likewise.
24086 (aq10b_operand): Likewise.
24087 (aq10h_operand): Likewise.
24088 (aq10w_operand): Likewise.
24089 (aq10d_operand): Likewise.
24090 (const_m1_operand): Likewise.
24091 (reg_or_m1_operand): Likewise.
24092 (const_exp_2_operand): Likewise.
24093 (const_exp_4_operand): Likewise.
24094 (const_exp_8_operand): Likewise.
24095 (const_exp_16_operand): Likewise.
24096 (const_vector_same_val_operand): Likewise.
24097 (const_vector_same_simm5_operand): Likewise.
24098 (const_vector_same_uimm5_operand): Likewise.
24099 (const_vector_same_uimm6_operand): Likewise.
24100 (const_vector_same_uimm8_operand): Likewise.
24101 (par_const_vector_shf_set_operand): Likewise.
24102 (reg_or_vector_same_val_operand): Likewise.
24103 (reg_or_vector_same_simm5_operand): Likewise.
24104 (reg_or_vector_same_uimm6_operand): Likewise.
24105 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24107 * doc/invoke.texi (-mmsa): Document new option.
24109 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24111 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24112 * configure: Regenerate.
24113 * config.in: Regenerate.
24114 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24115 on -fvtable-verify.
24116 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24117 (ENDFILE_VTV_SPEC): Define.
24119 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24121 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24122 registers in all interrupt handlers if necessary.
24123 (rl78_option_override): Add warning.
24124 (MUST_SAVE_MDUC_REGISTERS): New macro.
24125 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24126 * config/rl78/rl78.c (check_mduc_usage): New function.
24127 (mduc_regs): New structure to hold MDUC register data.
24128 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24129 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24130 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24131 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24132 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24133 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24135 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24137 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24138 (tree-ssa-loop-niter.h): Ditto.
24139 (idx_within_array_bound, ref_within_array_bound): New functions.
24140 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24141 Factor out check on writable base object to ...
24142 (base_object_writable): ... here.
24144 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24146 * config/arm/arm.md (probe_stack): Add modes to set source
24149 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24151 * regrename.c (base_reg_class_for_rename): New static function.
24152 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24154 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24156 * cgraph.c (thunk_adjust): Export.
24157 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24158 * cgraphunit.c (thunk_adjust): Export.
24159 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24161 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24163 * tree-inline.c (expand_call_inline): Expand thunks inline.
24165 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24168 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24169 (*sse2_vd_cvtss2sd): Ditto.
24170 * config/i386/i386.md
24171 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24172 Generate *sse2_vd_cvtsd2ss pattern.
24173 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24174 Generate *sse2_vd_cvtss2sd pattern.
24176 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24178 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24179 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24182 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24184 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24185 * config/sh/sh.c: Define and declare variables on first use throughout
24187 (current_function_interrupt): Change to bool type.
24188 (frame_insn): Rename to emit_frame_insn and update users.
24189 (push_regs): Use bool for 'interrupt_handler' argument.
24190 (save_schedule_s): Remove.
24191 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24192 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24193 targetm.asm_out.unaligned_op.di.
24194 (gen_far_branch): Remove redundant forward declaration.
24195 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24196 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24197 (sh_set_return_address, sh_function_ok_for_sibcall,
24198 scavenge_reg): Update comments.
24199 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24200 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24201 (sh_attr_renesas_p): Remove unnecessary parentheses.
24202 (branch_dest): Simplify.
24203 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24204 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24205 (CUMULATIVE_ARGS): Change macro to typedef.
24206 (current_function_interrupt): Change to bool type.
24207 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24208 Surround with __cplusplus ifdef.
24209 (sh_compare_op0, sh_compare_op1): Remove.
24210 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24212 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24214 * config/arm/arm.md (arch): Add neon.
24215 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24216 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24217 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24218 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24219 attributes for alt renumbering. Mark alt 3 as non-predicable.
24220 (thumb2_movdf_vfp): Likewise.
24222 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24224 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24225 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24226 (*andqi_1): Add preferred_for_speed attribute to disparage
24227 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24228 (*<code>qi_1): Ditto.
24229 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24230 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24231 (*ashlqi3_1): Ditto.
24232 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24233 Add preferred_for_size attribute to disparage alternative 0 and
24234 preferred_for_speed attribute to disparage alternative 1 for
24235 TARGET_PARTIAL_REG_STALL targets.
24237 2016-05-07 Tom de Vries <tom@codesourcery.com>
24239 PR tree-optimization/70956
24240 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24243 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24245 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24246 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24247 * config/sh/sh.md (branch_zero): Remove define_attr.
24248 (define_delay): Disable delay slot if branch distance is one insn.
24250 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24252 * config/i386/i386.md (LEAMODE): New mode attribute.
24253 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24254 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24255 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24256 operand 2 predicate.
24257 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24258 (*lea<mode>_general_3): Ditto.
24259 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24261 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24263 * genmddump.c (main): Convert argv from char ** to const char **.
24265 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24267 * coretypes.h (OVERRIDE): New macro.
24268 (FINAL): New macro.
24270 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24272 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24273 allow coalescing if the types are compatible.
24275 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24277 * pass_manager.h (pass_manager::register_pass_name): New method.
24278 (pass_manager::get_pass_by_name): New method.
24279 (pass_manager::create_pass_tab): New method.
24280 (pass_manager::m_name_to_pass_map): New field.
24281 * passes.c (name_to_pass_map): Delete global in favor of field
24282 "m_name_to_pass_map" of pass_manager.
24283 (register_pass_name): Rename from a function to...
24284 (pass_manager::register_pass_name): ...this method, updating
24285 for renaming of global "name_to_pass_map" to field
24286 "m_name_to_pass_map".
24287 (create_pass_tab): Rename from a function to...
24288 (pass_manager::create_pass_tab): ...this method, updating
24289 for renaming of global "name_to_pass_map" to field.
24290 (get_pass_by_name): Rename from a function to...
24291 (pass_manager::get_pass_by_name): ...this method.
24292 (enable_disable_pass): Convert use of get_pass_by_name to
24293 a method call, locating the pass_manager singleton.
24295 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24297 * genattr-common.c (main): Convert argv from char ** to const char **.
24298 * genattr.c (main): Likewise.
24299 * genattrtab.c (main): Likewise.
24300 * genautomata.c (initiate_automaton_gen): Likewise.
24302 * gencodes.c (main): Likewise.
24303 * genconditions.c (main): Likewise.
24304 * genconfig.c (main): Likewise.
24305 * genconstants.c (main): Likewise.
24306 * genemit.c (main): Likewise.
24307 * genenums.c (main): Likewise.
24308 * genextract.c (main): Likewise.
24309 * genflags.c (main): Likewise.
24310 * genmddeps.c (main): Likewise.
24311 * genopinit.c (main): Likewise.
24312 * genoutput.c (main): Likewise.
24313 * genpeep.c (main): Likewise.
24314 * genpreds.c (main): Likewise.
24315 * genrecog.c (main): Likewise.
24316 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24317 (init_rtx_reader_args): Likewise.
24318 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24319 (init_rtx_reader_args): Likewise.
24320 * gentarget-def.c (main): Likewise.
24321 * read-md.c (read_md_files): Likewise.
24322 * read-md.h (read_md_files): Likewise.
24324 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24326 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24327 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24328 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24329 Remove unused predicate.
24330 (register_and_not_fp_reg_operand): Ditto.
24332 2016-05-06 Martin Liska <mliska@suse.cz>
24334 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24335 instead of vec as the vector is local to the function.
24337 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24339 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24340 avx512bw alternative.
24342 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24343 before the ashr<mode>3 pattern.
24345 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24346 v instead of x in vex or maybe_vex alternatives, use
24347 maybe_evex instead of vex in prefix.
24349 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24350 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24351 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24352 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24355 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24356 v instead of x in vex or maybe_vex alternatives, use
24357 maybe_evex instead of vex in prefix.
24359 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24360 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24361 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24362 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24363 alternatives, use maybe_evex instead of vex in prefix.
24365 * config/i386/sse.md (vec_interleave_lowv4sf,
24366 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24367 v instead of x in vex or maybe_vex alternatives, use
24368 maybe_evex instead of vex in prefix.
24370 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24371 v instead of x in vex or maybe_vex alternatives, use
24372 maybe_evex instead of vex in prefix.
24374 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24375 v constraint instead of x.
24377 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24379 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24380 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24383 2016-05-06 Richard Biener <rguenther@suse.de>
24385 PR tree-optimization/70948
24386 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24387 Properly clobber all fields of va_list for __builtin_va_start.
24389 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24392 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24393 loop latch destination.
24395 2016-05-06 Martin Liska <mliska@suse.cz>
24397 * tree-ssa-uninit.c: Apply manual changes
24398 to the GNU coding style.
24399 (prune_uninit_phi_opnds): Rename from
24400 prune_uninit_phi_opnds_in_unrealizable_paths.
24402 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24404 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24405 mspace): Remove deprecated options.
24406 * doc/invoke.texi (SH options): Remove -mspace.
24408 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24410 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24412 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24414 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24415 corresponding combine split pattern.
24417 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24420 * config/sh/predicates.md (long_displacement_mem_operand): New.
24421 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24422 Add movi20, movi20s alternatives. Adjust length attribute for
24424 (movsi_ie): Allow for any FPU. Adjust length attribute for
24426 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24427 attribute for alternatives.
24428 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24429 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24430 length attribute for alternatives.
24432 2016-05-06 Richard Biener <rguenther@suse.de>
24434 PR tree-optimization/70960
24435 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24437 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24440 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24441 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24443 2016-05-06 Marek Polacek <polacek@redhat.com>
24446 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24448 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24451 * config/sh/sh.md (*rotcr): Add another variant.
24453 2016-05-06 Richard Biener <rguenther@suse.de>
24455 PR middle-end/70931
24456 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24458 2016-05-06 Richard Biener <rguenther@suse.de>
24460 PR middle-end/70941
24461 * fold-const.c (split_tree): Always convert to the original type
24464 2016-05-06 Richard Biener <rguenther@suse.de>
24466 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24467 (fwprop_addr): Likewise.
24469 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24472 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24474 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24475 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24476 the splitter condition.
24477 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24478 the splitter condition.
24479 (FP float_extend load splitter): Ditto.
24481 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24483 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24484 to REGNO in all peephole2 patterns.
24485 (post-reload splitters): Change true_regnum to REGNO in
24486 post-reload splitters.
24487 (zero_extend splitters): Use general_reg_operand and
24488 nonimmediate_gr_operand predicates.
24490 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24492 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24493 v constraint instead of x.
24495 2016-05-05 Alan Modra <amodra@gmail.com>
24498 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24499 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24500 TARGET_NO_FP_IN_TOC for -mrelocatable.
24501 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24502 TARGET_RELOCATABLE test.
24503 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24504 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24505 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24506 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24507 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24508 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24509 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24510 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24511 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24512 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24514 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24515 (rs6000_stack_info): Likewise.
24516 (rs6000_elf_asm_out_constructor): Likewise.
24517 (rs6000_elf_asm_out_destructor): Likewise.
24518 (rs6000_elf_declare_function_name): Likewise.
24519 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24520 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24523 2016-05-05 Alan Modra <amodra@gmail.com>
24525 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24527 2016-05-05 Alan Modra <amodra@gmail.com>
24529 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24530 out-of-line gpr restore for one or two regs if that would add
24533 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24536 * config/i386/i386.md
24537 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24538 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24539 as operand 0 predicate.
24540 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24542 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24543 Ditto. Emit the pattern using RTX.
24545 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24546 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24547 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24548 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24550 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24551 sse_reg_operand as operand 0 predicate.
24553 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24554 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24555 instead of gen_rtx_REG.
24556 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24559 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24561 * function.c (emit_use_return_register_into_block): Delete.
24562 (gen_return_pattern): Delete.
24563 (emit_return_into_block): Delete.
24564 (active_insn_between): Delete.
24565 (convert_jumps_to_returns): Delete.
24566 (emit_return_for_exit): Delete.
24567 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24568 simple_return for shrink-wrapped blocks.
24569 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24570 end of blocks that need one.
24571 (get_unconverted_simple_return): Delete.
24572 (convert_to_simple_return): Delete.
24573 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24574 (convert_to_simple_return): Ditto.
24576 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24578 * cfgcleanup.c (bb_is_just_return): New function.
24579 (try_optimize_cfg): Simplify jumps to return, branches to return,
24580 and branches around return.
24582 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24584 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24585 branch to a return.
24587 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24591 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24592 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24593 assert flags & OEP_HASH_CHECK, instead of asserting it
24594 never happens. Handle TARGET_EXPR.
24595 * fold-const.c (operand_equal_p): For hash verification,
24596 or in OEP_HASH_CHECK into flags.
24598 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24600 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24602 (compute_samebase_partition_bases): Fix typo.
24604 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24606 * config/i386/sse.md (vec_interleave_highv8sf,
24607 vec_interleave_lowv8sf, vec_interleave_highv4df,
24608 vec_interleave_lowv4df): Remove constraints from expanders.
24610 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24612 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24614 * tree-inline.c (expand_call_inline): Fix path dealing with
24615 making lhs of call statement undefined.
24617 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24619 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24620 Check availability on NODE, too.
24621 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24622 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24623 (varpool_node::call_for_symbol_and_aliase): Likewise.
24624 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24625 (propagate_pure_const): Propagate across interposable functions, too.
24626 (skip_function_for_local_pure_const): Do not skip interposable bodies
24628 (pass_local_pure_const::execute): Update.
24630 2016-05-04 Marek Polacek <polacek@redhat.com>
24632 * doc/invoke.texi: Document -Wdangling-else.
24634 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24636 * config.gcc: Error out when conflicting multilib is detected. Do not
24637 loop over multilibs since no combination is legal.
24639 2016-05-04 Alan Modra <amodra@gmail.com>
24641 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24642 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24643 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24646 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24648 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24649 Clean up p5600 comments.
24651 2016-05-04 Richard Biener <rguenther@suse.de>
24653 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24654 constructor simplifications.
24655 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24657 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24659 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24660 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24661 result.set_rtx is null instead of aborting.
24662 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24664 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24665 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24666 *mov<mode>_store_postinc): New patterns.
24668 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24670 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24671 as commutative. Check both conversions are NOP.
24672 ((A & B) OP (C & B)): Remove.
24674 2016-05-04 Alan Modra <amodra@gmail.com>
24676 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24678 2016-05-04 Alan Modra <amodra@gmail.com>
24681 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24682 when cr2,3,4 are all fixed regs.
24684 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24686 PR rtl-optimization/57193
24687 * opts.c (default_options_table): Revert OPT_frename_registers change.
24688 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24690 2016-05-03 Martin Sebor <msebor@redhat.com>
24693 * builtins.c (fold_builtin_FILE): New function.
24694 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24695 (fold_builtin_0): Call them.
24696 * gimplify.c (gimplify_call_expr): Remove the handling of
24697 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24700 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24701 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24705 * doc/extend.texi (Function Names as Strings): Update __func__,
24706 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24709 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24710 Richard Biener <rguenther@suse.de>
24712 PR tree-optimization/70916
24713 * tree-if-conv.c: Include cfganal.h.
24714 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24715 and remove_fake_exit_edges around the optimization pass.
24717 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24719 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24720 (cgraph_edge::make_direct): Likewise.
24721 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24722 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24723 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24724 (CIF_THUNK): New code.
24725 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24726 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24727 (compute_inline_parameters): Set inline_failed for thunks.
24728 (inline_analyze_function): Cleanup.
24729 * ipa-inline.c (can_inline_edge_p): Do not deal with
24730 call_stmt_cannot_inline_p.
24731 (can_early_inline_edge_p): Likewise.
24732 (early_inliner): Initialize inline_failed.
24733 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24735 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24737 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24738 from nonimm_ssenomem_operand.
24739 (nonimm_ssenomem_operand): New predicate.
24740 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24741 as operand 0 predicate.
24742 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24743 Disable unsupported alternatives using "enabled" attribute.
24744 Use register_ssemem_operand as operand 0 predicate.
24745 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24747 2016-05-03 Marek Polacek <polacek@redhat.com>
24750 * input.c (expansion_point_location): New function.
24751 * input.h (expansion_point_location): Declare.
24753 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24755 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24756 occurence with frame_offset_ ones.
24758 2016-05-03 Alan Modra <amodra@gmail.com>
24760 PR rtl-optimization/70890
24761 * ira.c (combine_and_move_insns): When moving def_insn, remove
24762 equivs on use_insn.
24764 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24766 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24767 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24768 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24769 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24771 2016-05-03 Alan Modra <amodra@gmail.com>
24773 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24774 for SAVE_MULTIPLE/STORE_MULTIPLE.
24776 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24778 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24779 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24781 2016-05-03 Richard Biener <rguenther@suse.de>
24783 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24785 (gimplify_arg): Likewise.
24786 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24787 re-writing the result to a decl if required.
24788 (internal_get_tmp_var): Add allow_ssa parameter
24789 and override into_ssa with it.
24790 (get_formal_tmp_var): Adjust.
24791 (get_initialized_tmp_var): Add allow_ssa parameter.
24792 (gimplify_arg): Add allow_ssa parameter and avoid generating
24793 SSA names for the result false.
24794 (gimplify_call_expr): If the call may return twice do not
24795 gimplify parameters into SSA.
24796 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24797 (gimplify_modify_expr): Adjust assert. For noreturn calls
24798 with a SSA name LHS adjust its def.
24799 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24800 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24801 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24802 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24803 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24804 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24805 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24806 (optimize_target_teams): Do not allow SSA names for clause operands.
24807 (gimplify_expr): Likewise for where we mark the result addressable.
24808 * passes.def (pass_init_datastructures): Remove.
24809 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24810 (rewrite_stmt): Likewise.
24811 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24812 (replace_locals_op): Replace SSA names.
24813 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24814 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24815 * cgraph.c (release_function_body): Free CFG annotations only
24816 when we have a CFG. Simplify.
24817 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24818 force_gimple_operand instead of get_initialized_tmp_var.
24819 * tree-pass.h (make_pass_init_datastructures): Remove.
24820 * tree-ssa.c (execute_init_datastructures): Remove.
24821 (pass_data_init_datastructures): Likewise.
24822 (class pass_init_datastructures): Likewise.
24823 (make_pass_init_datastructures): Likewise.
24824 * omp-low.c (create_omp_child_function): Init SSA data structures.
24825 (grid_expand_target_grid_body): Likewise.
24826 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24827 name before adding it to names_to_release.
24828 (remove_bb): Always release SSA defs.
24829 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24830 before dereferencing it.
24831 * cgraphunit.c (init_lowered_empty_function): Always
24832 int SSA data structures.
24833 * tree-ssanames.c (release_defs): Remove assert that we are in
24835 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24837 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24838 Uros Bizjak <ubizjak@gmail.com>
24840 PR rtl-optimization/70467
24841 * config/i386/predicates.md (x86_64_hilo_int_operand,
24842 x86_64_hilo_general_operand): New predicates.
24843 * config/i386/constraints.md (Wd): New constraint.
24844 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24845 (general_hilo_operand): New mode attr.
24846 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24847 instead of <general_operand>.
24848 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24849 x86_64_hilo_general_operand instead of <general_operand>.
24851 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24853 PR tree-optimization/70916
24854 * tree-if-conv.c (constant_or_ssa_name): Removed.
24855 (fold_build_cond_expr): Use is_gimple_val instead of
24856 constant_or_ssa_name.
24858 PR tree-optimization/70916
24859 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24860 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24863 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24864 (optimize_atomic_bit_test_and): New function.
24865 (pass_fold_builtins::execute): Use it.
24866 * optabs.def (atomic_bit_test_and_set_optab,
24867 atomic_bit_test_and_complement_optab,
24868 atomic_bit_test_and_reset_optab): New optabs.
24869 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24870 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24871 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24872 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24873 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24874 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24875 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24876 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24877 atomic_bit_test_and_complement@var{mode},
24878 atomic_bit_test_and_reset@var{mode}): Document.
24879 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24880 atomic_bit_test_and_complement<mode>,
24881 atomic_bit_test_and_reset<mode>): New expanders.
24882 (atomic_bit_test_and_set<mode>_1,
24883 atomic_bit_test_and_complement<mode>_1,
24884 atomic_bit_test_and_reset<mode>_1): New insns.
24886 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24888 PR rtl-optimization/70687
24889 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24890 instead of unsigned HOST_WIDE_INT.
24892 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24894 PR rtl-optimization/44281
24895 * hard-reg-set.h (struct target_hard_regs): New field
24896 x_fixed_nonglobal_reg_set.
24897 (fixed_nonglobal_reg_set): New macro.
24898 * reginfo.c (init_reg_sets_1): Initialize it.
24899 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24901 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24903 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24905 PR tree-optimization/56541
24906 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24907 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24908 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24909 (any_complicated_phi): new static variable.
24910 (aggressive_if_conv): delete.
24911 (if_convertible_phi_p): support phis with more than two arguments.
24912 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24913 critical pred edges.
24914 (ifcvt_split_critical_edges): support phis with more than two
24915 arguments by checking new parameter. only split critical edges
24917 (tree_if_conversion): handle simd pragma marked loop using new
24918 local variable aggressive_if_conv. check any_complicated_phi.
24920 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24922 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24925 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24927 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24930 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24932 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24933 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24934 define_insn_and_split.
24935 (mulsi3_i): New define_insn_and_split.
24936 (mulsi3_call): Convert to define_insn.
24937 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24938 Remove constraints.
24940 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24942 * machmode.h (mode_complex): Add support to give the complex mode
24944 (GET_MODE_COMPLEX_MODE): Likewise.
24945 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24946 stored by build_complex_type and gfc_build_complex_type instead of
24947 trying to figure out the appropriate mode based on the size. Raise
24948 an assertion error, if the type was not set.
24949 * genmodes.c (struct mode_data): Add field for the complex type of
24951 (blank_mode): Likewise.
24952 (make_complex_modes): Remember the complex mode created in the
24954 (emit_mode_complex): Write out the mode_complex array to map a
24955 type mode to the complex version.
24956 (emit_insn_modes_c): Likewise.
24957 * tree.c (build_complex_type): Set the complex type to use before
24958 calling layout_type.
24959 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24960 support for __float128 complex datatypes.
24961 (rs6000_hard_regno_mode_ok): Likewise.
24962 (rs6000_setup_reg_addr_masks): Likewise.
24963 (rs6000_complex_function_value): Likewise.
24964 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24965 __float128 and __ibm128 complex.
24966 (FLOAT128_IBM_P): Likewise.
24967 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24968 * doc/extend.texi (Additional Floating Types): Document that
24969 -mfloat128 must be used to enable __float128. Document complex
24970 __float128 and __ibm128 support.
24972 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24975 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24976 char/short arguments promoted to int because of promote_prototypes.
24978 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24980 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24981 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24982 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24983 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24984 alternatives using "enabled" attribute. Use register_ssemem_operand
24985 as operand 1 predicate.
24986 (*cmpi<unord>xf_i387): Split XFmode pattern from
24987 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24988 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24989 *absneg<mode>2_i387. Disable unsupported alternatives using
24990 "enabled" attribute.
24991 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24993 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24995 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24997 (oacc_loop_process): Check mask for loop termination.
24999 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25001 * cif-code.def (CIF_THUNK): Add.
25002 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
25005 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
25007 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
25008 (dump_inline_summary): Dump it.
25009 (fp_expression_p): New predicate.
25010 (estimate_function_body_sizes): Use it.
25011 (inline_merge_summary): Merge fp_expressions.
25012 (inline_read_section): Read fp_expressions.
25013 (inline_write_summary): Write fp_expressions.
25014 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
25015 codegen boundary if either caller or callee is !fp_expressions.
25016 * ipa-inline.h (inline_summary): Add fp_expressions.
25017 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
25018 to fp_expressions be sure the fp generation flags are updated.
25020 2016-05-02 Jakub Jelinek <jakub@redhat.com>
25022 PR rtl-optimization/70467
25023 * cse.c (cse_insn): Handle no-op MEM moves after folding.
25025 PR rtl-optimization/70467
25026 * ipa-pure-const.c (check_call): Handle internal calls even in
25027 ipa mode like in local mode.
25029 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
25031 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
25033 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25035 * match.pd (X u< X, X u> X): New transformations.
25037 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
25039 * flag-types.h (enum warn_strict_overflow_code): Move ...
25040 * coretypes.h: ... here.
25041 * fold-const.h (fold_overflow_warning): Declare.
25042 * fold-const.c (fold_overflow_warning): Make non-static.
25043 (fold_comparison): Move the transformation of X +- C1 CMP C2
25044 into X CMP C2 -+ C1 ...
25045 * match.pd: ... here.
25046 * gimple-fold.c (fold_stmt_1): Protect with
25047 fold_defer_overflow_warnings.
25049 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
25051 * omp-low.c (struct oacc_loop): Add 'inner' field.
25052 (new_oacc_loop_raw): Initialize it to zero.
25053 (oacc_loop_fixed_partitions): Initialize it.
25054 (oacc_loop_auto_partitions): Partition outermost loop to outermost
25055 available partitioning.
25057 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25059 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
25061 (umulsidi3): Likewise.
25062 (indirect_jump): Fix jump instruction assembly patterns.
25064 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
25067 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
25068 (nvptx_function_value): Assert non-NULL cfun.
25070 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
25072 PR rtl-optimization/70886
25073 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
25075 * cselib.h (rtx_equal_for_cselib_1): Declare.
25076 (rtx_equal_for_cselib_p: New inline function.
25077 * cselib.c (rtx_equal_for_cselib_p): Delete.
25078 (rtx_equal_for_cselib_1): Make public.
25080 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25082 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25083 (register_mixssei387nonimm_operand): Remove predicate.
25084 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25085 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25086 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25087 for TARGET_MIX_SSE_I387 alternatives.
25088 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25089 Disable unsupported alternatives using "enabled" attribute. Use
25090 nonimm_ssenomem_operand as operand 1 predicate. Also check
25091 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25093 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25095 * tree.c (cst_and_fits_in_hwi): Simplify.
25097 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25099 * tree.h (wi::to_wide): New function.
25100 * expr.c (expand_expr_real_1): Use wi::to_wide.
25101 * fold-const.c (int_const_binop_1): Likewise.
25102 (extract_muldiv_1): Likewise.
25104 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25106 * wide-int.h: Update offset_int and widest_int documentation.
25107 (WI_SIGNED_SHIFT_RESULT): New macro.
25108 (wi::binary_shift): Define signed_shift_result_type for
25109 shifts on offset_int- and widest_int-like types.
25110 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25111 * tree.h (int_bit_position): Use shift operators instead of wi::
25113 * alias.c (adjust_offset_for_component_ref): Likewise.
25114 * expr.c (get_inner_reference): Likewise.
25115 * fold-const.c (fold_comparison): Likewise.
25116 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25117 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25118 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25119 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25120 (stmt_kills_ref_p): Likewise.
25121 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25122 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25123 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25124 (ao_ref_init_from_vn_reference): Likewise.
25126 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25128 * wide-int.h: Update offset_int and widest_int documentation.
25129 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25130 (wi::binary_traits): Allow ordered comparisons between offset_int and
25131 offset_int, between widest_int and widest_int, and between either
25132 of these types and basic C types.
25133 (operator <, <=, >, >=): Define for the same combinations.
25134 * tree.h (tree_int_cst_lt): Use comparison operators instead
25135 of wi:: comparisons.
25136 (tree_int_cst_le): Likewise.
25137 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25138 (fold_nonarray_ctor_reference): Likewise.
25139 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25140 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25141 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25142 * tree-sra.c (completely_scalarize): Likewise.
25143 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25144 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25145 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25146 (check_for_binary_op_overflow): Likewise.
25147 (search_for_addr_array): Likewise.
25148 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25150 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25152 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25153 (arc_save_restore): Likewise.
25154 (arc_dwarf_register_span): Likewise.
25155 (arc_output_pic_addr_const): Initialize suffix variable.
25157 2016-05-02 Martin Liska <mliska@suse.cz>
25159 * symbol-summary.h (function_summary::function_summary):
25160 Remove checking assert for all cgraph nodes.
25161 (function_summary::get): Check summary_uid.
25162 (symtab_insertion): Check summary_uid.
25164 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25166 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25167 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25168 bmaskn instruction.
25169 (arc_dwarf_register_span): Remove enum keyword.
25170 (compact_memory_operand_p): New function.
25171 * config/arc/arc.h (reg_class): Add code density register classes.
25172 (REG_CLASS_NAMES): Likewise.
25173 (REG_CLASS_CONTENTS): Likewise.
25174 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25175 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25176 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25177 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25178 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25180 (h, Rcd, Rsd, Rzd): New register constraints.
25181 (T): Use compact_memory_operand_p function.
25182 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25184 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25186 * config/sh/sh.md (*negnegt, *movtt): Remove.
25188 2016-05-02 Marek Polacek <polacek@redhat.com>
25189 Tom de Vries <tom@codesourcery.com>
25191 PR tree-optimization/70700
25192 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25193 bigger than FIRST_REF_NODE.
25195 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25198 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25200 (prepare_cbranch_operands): Don't use scratch register. Assume that
25201 function is used when pseudos can be created.
25202 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25203 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25204 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25205 define_expand. Allow it only when pseudos can be created.
25206 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25208 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25210 * config/i386/constraints.md (BC): Only allow -1 operands.
25211 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25212 Add "enabled" attribute. Update XI mode attribute calculation.
25213 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25214 (*movoi_internal_avx): Update XI mode attribute calculation.
25215 (*movti_internal): Ditto.
25217 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25219 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25220 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25222 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25224 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25225 statement on instruction code. Remove trailing spaces.
25226 (altivec_expand_stv_builtin): Likewise.
25228 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25230 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25231 (TARGET_FPU_DOUBLE): Simplify.
25232 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25233 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25234 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25235 with 'TARGET_FPU_DOUBLE'.
25236 * config/sh/sh.md: Likewise.
25238 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25240 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25241 SH_DIV_STR_FOR_SIZE): Remove.
25242 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25243 SH_DIV_STR_FOR_SIZE): Remove.
25245 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25247 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25248 logical_reg_operand): Delete.
25249 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25250 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25251 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25252 match_operand and match_test.
25253 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25254 variables on their first use. Return bool values.
25255 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25256 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25257 arith_reg_operand for input operand. Remove empty constraints.
25259 (*xorsi3_compact): Rename to xorsi3.
25260 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25261 (*zero_extend<mode>si2_disp_mem): Update comment.
25264 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25266 * config/sh/t-sh: Remove SH5 support.
25267 * config.gcc: Likewise.
25268 * configure: Likewise.
25270 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25272 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25274 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25276 * config/sh/sh.c (register_sh_passes, sh_option_override,
25277 sh_print_operand, prepare_move_operands,
25278 sh_can_follow_jump): Remove TARGET_SH1 checks.
25279 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25280 PROMOTE_MODE): Likewise.
25281 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25284 2016-04-30 Alan Modra <amodra@gmail.com>
25286 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25287 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25288 Check for user regs later to avoid unnecessary looping over regs.
25289 Merge user reg check with non-saved reg check. Don't force
25290 inline VR restore when static chain used.
25291 (rs6000_frame_related): Omit eh_frame info for user regs when
25293 (fixed_regs_p): Delete.
25295 2016-04-30 Alan Modra <amodra@gmail.com>
25297 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25298 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25301 2016-04-30 Alan Modra <amodra@gmail.com>
25304 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25305 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25308 2016-04-30 Alan Modra <amodra@gmail.com>
25310 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25311 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25312 flag_pic test for Darwin.
25314 2016-04-30 Alan Modra <amodra@gmail.com>
25316 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25317 throw_calls_crossed.
25318 (REG_FREQ_CALLS_CROSSED): Delete.
25319 (REG_N_THROWING_CALLS_CROSSED): Delete.
25320 * regstat.c (regstat_bb_compute_ri): Don't calculate
25321 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25322 (dump_reg_info): Don't print call cross frequency.
25323 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25324 and REG_N_THROWING_CALLS_CROSSED.
25326 2016-04-30 Alan Modra <amodra@gmail.com>
25328 * regs.h (struct reg_info_t): Delete live_length.
25329 (REG_LIVE_LENGTH): Delete macro.
25330 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25331 local_live, local_processed and local_live_last_luid params.
25332 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25334 (regstat_compute_ri): Adjust for above. Don't set
25336 (dump_reg_info): Don't print live length.
25337 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25338 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25339 Localize loop_depth var.
25341 2016-04-30 Alan Modra <amodra@gmail.com>
25343 * ira.c (enum valid_equiv): New.
25344 (validate_equiv_mem): Return enum.
25345 (update_equiv_mem): Create replacement in more cases.
25346 (add_store_equivs): Update validate_equiv_mem call.
25348 2016-04-30 Alan Modra <amodra@gmail.com>
25350 * ira.c (combine_and_move_insns): Rather than scanning insns,
25351 use DF infrastucture to find use and def insns.
25353 2016-04-30 Alan Modra <amodra@gmail.com>
25355 ira.c (combine_and_move_insns): Move invariant conditions..
25356 (ira.c): ..to here. Call combine_and_move_insns before
25357 add_store_equivs. Call grow_reg_equivs later. Allocate
25358 req_equiv later using max_reg_num() rather than global max_regno.
25359 (contains_replace_regs): Delete.
25360 (add_store_equivs): Remove contains_replace_regs test.
25362 2016-04-30 Alan Modra <amodra@gmail.com>
25364 * ira.c (struct equiv_mem_data): New.
25365 (equiv_mem, equiv_mem_modified): Delete static vars.
25366 (validate_equiv_mem_from_store): Use "data" param to communicate..
25367 (validate_equiv_mem): ..from here.
25369 2016-04-30 Alan Modra <amodra@gmail.com>
25371 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25373 (update_reg_equivs): ..here. Move allocation and freeing of
25374 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25375 end_alias_analysis to..
25378 2016-04-30 Alan Modra <amodra@gmail.com>
25380 * ira.c (pdx_subregs): Delete.
25381 (struct equivalence): Add pdx_subregs field.
25382 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25383 pdx_subregs access.
25384 (update_equiv_regs): Don't create or free pdx_subregs. Update
25385 pdx_subregs access.
25387 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25389 * config/rs6000/altivec.h: Change definitions of vec_xl and
25391 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25392 (LD_ELEMREV_V2DI): New.
25393 (LD_ELEMREV_V4SF): New.
25394 (LD_ELEMREV_V4SI): New.
25395 (LD_ELEMREV_V8HI): New.
25396 (LD_ELEMREV_V16QI): New.
25397 (ST_ELEMREV_V2DF): New.
25398 (ST_ELEMREV_V2DI): New.
25399 (ST_ELEMREV_V4SF): New.
25400 (ST_ELEMREV_V4SI): New.
25401 (ST_ELEMREV_V8HI): New.
25402 (ST_ELEMREV_V16QI): New.
25405 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25406 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25407 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25408 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25409 (altivec_expand_builtin): Add handling for
25410 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25411 (rs6000_invalid_builtin): Add error-checking for
25412 RS6000_BTM_P9_VECTOR.
25413 (altivec_init_builtins): Define builtins used to implement vec_xl
25415 (rs6000_builtin_mask_names): Define power9-vector.
25416 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25417 (RS6000_BTM_P9_VECTOR): Define.
25418 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25419 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25420 (vsx_ld_elemrev_v2df): Likewise.
25421 (vsx_ld_elemrev_v4sf): Likewise.
25422 (vsx_ld_elemrev_v4si): Likewise.
25423 (vsx_ld_elemrev_v8hi): Likewise.
25424 (vsx_ld_elemrev_v16qi): Likewise.
25425 (vsx_st_elemrev_v2df): Likewise.
25426 (vsx_st_elemrev_v2di): Likewise.
25427 (vsx_st_elemrev_v4sf): Likewise.
25428 (vsx_st_elemrev_v4si): Likewise.
25429 (vsx_st_elemrev_v8hi): Likewise.
25430 (vsx_st_elemrev_v16qi): Likewise.
25431 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25434 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25436 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25438 (simplify_control_stmt_condition_1): ... here. Recurse into
25439 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25441 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25444 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25445 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25446 define_insn_and_split to define_insn.
25447 (zero_extendqi<mode>2_dot2): Same.
25448 (extendqi<mode>2_dot): Same.
25449 (extendqi<mode>2_dot2): Same.
25451 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25453 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25454 (probe_stack): New expander.
25455 (probe_stack_<mode>): New insn pattern.
25457 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25459 * config/i386/i386.md
25460 (operations with memory inputs setting flags peephole2):
25461 Remove uneeded REG_P checks. Cleanup pattern generation.
25463 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25465 * tree-vect-loop.c (vect_transform_loop): Fix
25466 nb_iterations_upper_bound computation for vectorized loop.
25468 2016-04-29 Marek Polacek <polacek@redhat.com>
25469 Jakub Jelinek <jakub@redhat.com>
25472 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25473 TARGET_EXPR_SLOT as a base.
25475 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25477 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25478 with 'rCm2' constraints to limit possible immediate size.
25479 (*load_zeroextendqisi_update): Likewise.
25480 (*load_signextendqisi_update): Likewise.
25481 (*loadhi_update): Likewise.
25482 (*load_zeroextendhisi_update): Likewise.
25483 (*load_signextendhisi_update): Likewise.
25484 (*loadsi_update): Likewise.
25485 (*loadsf_update): Likewise.
25487 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25489 * config/i386/predicates.md (constm1_operand): Fix comparison.
25491 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25493 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25495 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25497 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25498 remaining SH5 related settings.
25499 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25500 shmedia_prepare_call_address): Delete.
25501 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25502 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25503 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25504 UNSUPPORTED_SH2A): Remove m5 checks.
25505 (sh_divide_strategy_e): Remove SH5 division strategies.
25506 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25507 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25509 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25511 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25513 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25515 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25516 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25517 Change lder to ldr.
25518 * config/s390/vector.md ("mov<mode>"): Likewise.
25520 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25522 * config/s390/constraints.md ("U", "W"): Invoke
25523 s390_mem_constraint with "ZR" and "ZT".
25524 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25525 addresses when using LRA. Accept also short displacements for S
25526 and T constraints. Do not check for long displacement target for
25527 S and T constraints.
25528 (s390_mem_constraint): Remove handling of U and W constraints.
25529 * config/s390/s390.md (various patterns): Remove the short
25530 displacement constraints (Q and R) if a long displacement
25531 constraint is present. Add longdisp as required CPU capability.
25532 * config/s390/vector.md: Likewise.
25533 * config/s390/vx-builtins.md: Likewise.
25535 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25538 * reload1.c (reload): Call finish_spills before
25539 restarting reload loop. Skip select_reload_regs
25540 if update_eliminables_and_spill returns true.
25542 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25544 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25545 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25546 (umulhisi3_imm): Update predicates and constraint letters.
25547 (umulhisi3_reg): Declare instruction as commutative.
25548 * config/arc/constraints.md (J12, J16): New constraints.
25549 * config/arc/predicates.md (short_unsigned_const_operand): New
25551 (arc_short_operand): Likewise.
25552 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25554 2016-04-29 Richard Biener <rguenther@suse.de>
25556 PR tree-optimization/13962
25557 PR tree-optimization/65686
25558 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25559 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25560 using PTA to compare pointers.
25561 * match.pd: Add pattern for pointer equality compare simplification
25562 using ptrs_compare_unequal.
25564 2016-04-29 Richard Biener <rguenther@suse.de>
25566 * stor-layout.c (layout_type): Do not build a pointer-to-element
25569 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25571 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25572 Use SWI mode iterator. Use general_reg_operand predicate.
25573 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25574 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25577 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25579 PR middle-end/70843
25580 * fold-const.c (operand_equal_p): Don't verify hash value equality
25582 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25585 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25588 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25589 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25590 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25591 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25592 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25594 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25596 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25597 to info. Don't initialize separate fields to 0. Clean up
25600 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25602 * config/i386/i386.md (peephole2s for operations with memory inputs):
25603 Use SWI mode iterator.
25604 (peephole2s for operations with memory outputs): Ditto.
25605 Do not check for stack checking probe.
25607 (probe_stack): Remove expander.
25609 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25610 Andrew Burgess <andrew.burgess@embecosm.com>
25612 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25613 operands as 32-bits.
25615 2016-04-28 Jason Merrill <jason@redhat.com>
25617 * gdbinit.in: Skip line-map.h.
25619 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25620 Andrew Burgess <andrew.burgess@embecosm.com>
25622 * config/arc/arc.c (arc_conditional_register_usage): Take
25623 TARGET_RRQ_CLASS into account.
25624 (arc_print_operand): Support printing 'p' and 's' operands.
25625 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25627 (TARGET_RRQ_CLASS): Define.
25628 (IS_POWEROF2_OR_0_P): Define.
25629 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25631 (*tst_movb): New define_insn.
25632 (*tst): Avoid recognition if it could prevent '*tst_movb'
25633 combination; replace c/CnL with c/Chs alternative.
25634 (*tst_bitfield_tst): New define_insn.
25635 (*tst_bitfield_asr): New define_insn.
25636 (*tst_bitfield): New define_insn.
25637 (andsi3_i): Add Rrq variant.
25638 (extzv): New define_expand.
25639 (insv): New define_expand.
25640 (*insv_i): New define_insn.
25641 (*movb): New define_insn.
25642 (*movb_signed): New define_insn.
25643 (*movb_high): New define_insn.
25644 (*movb_high_signed): New define_insn.
25645 (*movb_high_signed + 1): New define_split pattern.
25646 (*mrgb): New define_insn.
25647 (*mrgb + 1): New define_peephole2 pattern.
25648 (*mrgb + 2): New define_peephole2 pattern.
25649 * config/arc/arc.opt (mbitops): New option for nps400, uses
25650 TARGET_NPS_BITOPS_DEFAULT.
25651 * config/arc/constraints.md (q): Make register class conditional.
25652 (Rrq): New register constraint.
25653 (Chs): New constraint.
25654 (Clo): New constraint.
25655 (Chi): New constraint.
25656 (Cbf): New constraint.
25657 (Cbn): New constraint.
25658 (C18): New constraint.
25659 (Cbi): New constraint.
25661 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25663 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25665 (bitmap_intersection_of_preds): Ditto.
25666 (bitmap_union_of_succs): Ditto.
25667 (bitmap_union_of_preds): Ditto.
25668 * sbitmap.c (do_popcount): Delete.
25669 (BITMAP_DEBUGGING): Delete.
25670 (sbitmap_verify_popcount): Delete.
25671 (sbitmap_alloc): Don't initialize the popcount field.
25672 (sbitmap_alloc_with_popcount): Delete.
25673 (sbitmap_resize): Don't resize the popcount array.
25674 (sbitmap_vector_alloc): Don't initialize the popcount field.
25675 (bitmap_copy): Don't copy the popcount array.
25676 (bitmap_clear): Don't clear the popcount array.
25677 (bitmap_clear): Delete the popcount array handling.
25678 (bitmap_ior_and_compl): Delete the popcount assert.
25679 (bitmap_not): Ditto.
25680 (bitmap_and_compl): Ditto.
25681 (bitmap_and): Delete the popcount array handling.
25682 (bitmap_xor): Ditto.
25683 (bitmap_ior): Ditto.
25684 (bitmap_or_and): Delete the popcount assert.
25685 (bitmap_and_or): Ditto.
25686 (popcount_table): Delete.
25687 (sbitmap_elt_popcount): Delete.
25688 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25689 (bitmap_set_bit): Delete the popcount assert.
25690 (bitmap_clear_bit): Ditto.
25691 (sbitmap_free): Don't free the popcount array.
25692 (sbitmap_alloc_with_popcount): Delete declaration.
25693 (sbitmap_popcount): Ditto.
25695 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25696 Andrew Burgess <andrew.burgess@embecosm.com>
25698 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25699 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25700 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25701 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25702 * config/arc/arc.opt (mcmem): New option.
25703 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25704 supply length for r/m alternative.
25705 (*extendqisi2_ac): Likewise.
25706 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25708 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25709 (movhi_insn): Likewise.
25710 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25711 (*zero_extendqihi2_i): Add r/Ucm alternative.
25712 (*zero_extendqisi2_ac): Likewise.
25713 (*zero_extendhisi2_i): Likewise.
25714 * config/arc/constraints.md (Uex): New memory constraint.
25715 (Ucm): New define_constraint.
25716 * config/arc/predicates.md (long_immediate_loadstore_operand):
25717 Return 0 for MEM with cmem_address address.
25718 (cmem_address_0): New predicates.
25719 (cmem_address_1): Likewise.
25720 (cmem_address_2): Likewise.
25721 (cmem_address): Likewise.
25723 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25725 * config/rs6000/rs6000.c (machine_function): Rename
25726 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25727 (rs6000_stack_info): Adjust.
25729 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25730 Andrew Burgess <andrew.burgess@embecosm.com>
25732 * config/arc/constraints.md (Usd): Convert to define_constraint.
25736 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25739 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25740 Add new peephole2 where the first insn is *mov<mode>_or instead of
25741 *mov<mode>_internal.
25743 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25745 * tracer.c (bb_seen): Make static.
25747 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25749 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25750 support, setup defaults.
25751 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25752 * config/arc/arc.c (arc_init): Add NPS400 support.
25753 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25754 (TARGET_ARC700): NPS400 is also an ARC700.
25755 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25757 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25760 * config/nds32/nds32.md (casesi): Don't access the operands array
25763 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25765 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25766 (or $-1,reg peephole2): Ditto.
25767 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25769 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25771 * doc/extend.texi (Common Function Attributes) [optimize]:
25772 Discourage use of the optimize attribute.
25774 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25776 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25777 special case builtin.
25778 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25779 ALTIVEC_BUILTIN_VEC_ADDE.
25780 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25781 support for ALTIVEC_BUILTIN_VEC_ADDE.
25782 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25783 for __builtin_vec_adde.
25785 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25787 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25788 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25790 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25793 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25794 attributes): Document cilkplus_runtime.
25796 2016-04-28 Martin Jambor <mjambor@suse.cz>
25798 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25799 this function. Call verify_expr on MEM_REFs and bases of other
25800 handled_components.
25802 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25804 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25805 for WORD_REGISTER_OPERATIONS to runtime check.
25807 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25809 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25811 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25813 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25814 big-endian compilation.
25815 * config/arc/arc.md (addf3): Likewise.
25816 (subdf3): Likewise.
25817 (muldf3): Likewise.
25819 2016-04-28 Richard Biener <rguenther@suse.de>
25821 PR tree-optimization/70840
25822 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25823 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25824 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25825 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25827 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25829 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25830 and explain why in a comment.
25832 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25834 * config/arc/arc.md (cpu_facility): Add fpx variant.
25835 (subdf3): Prohibit use reverse sub when assist operations option
25837 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25838 instructions only when FPX is enabled.
25839 * testsuite/gcc.target/arc/trsub.c: New test.
25841 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25843 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25844 mult_operator when calculating "type" attribute.
25845 (*fop_<mode>_1_i387): Ditto.
25846 (*fop_xf_1_i387): Ditto.
25847 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25848 Use std::swap to swap operands. Use RTL expressions to generate
25851 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25852 Joern Rennecke <joern.rennecke@embecosm.com>
25854 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25856 (emit_pic_move): Remove.
25857 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25858 * config/arc/arc.c (emit_pic_move): Removed.
25859 (TARGET_HAVE_TLS): Define.
25860 (arc_conditional_register_usage): Test for arc_tp_regno.
25861 (arc_print_operand, arc_print_operand_address): Handle TLS
25863 (arc_needs_pcl_p): New function.
25864 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25865 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25866 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25867 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25868 (arc_legitimize_tls_address): Likewise.
25869 (DTPOFF_ZERO_SYM): Define.
25870 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25871 (arc_output_pic_addr_const): Print TLS unspecs.
25872 (prepare_pic_move): New function, replaces emit_pic_move.
25873 (arc_legitimate_constant_p): Handle TLS unspecs.
25874 (arc_legitimate_address_p): Likewise.
25875 (arc_rewrite_small_data_p): Use assert for TLS constants.
25876 (prepare_move_operands): Use prepare_pic_move.
25877 (arc_legitimize_address): Legitimize tls addresses.
25878 (arc_epilogue_uses): Check for arc_tp_regno.
25879 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25880 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25882 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25884 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25885 %(arc_tls_extra_start_spec).
25886 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25887 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25889 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25890 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25891 (UNSPEC_TLS_OFF): Add.
25893 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25894 (get_thread_pointersi): New patterns.
25895 * config/arc/arc.opt (mtp-regno): New option.
25896 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25897 (move_dest_operand): Likewise.
25898 * configure: Regenerate.
25899 * configure.ac: Add arc*-*-* case to test for tls.
25900 * doc/invoke.texi (ARC options): Document mtp-regno.
25902 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25904 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25905 the new ARC HS SIMD instructions.
25906 (arc_preferred_simd_mode): New function.
25907 (arc_autovectorize_vector_sizes): Likewise.
25908 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25909 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25910 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25911 (arc_init_builtins): Add new SIMD builtin types.
25912 (arc_split_move): Handle 64 bit vector moves.
25913 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25914 (TARGET_PLUS_QMACW): Define.
25915 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25916 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25917 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25918 (VSUBADD4H): New builtins.
25919 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25920 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25922 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25923 Matthias Klose <doko@debian.org>
25925 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25927 2016-04-28 Richard Biener <rguenther@suse.de>
25929 PR middle-end/70777
25930 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25933 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25935 * common/config/sh/sh-common.c: Remove SH5 support.
25936 * config/sh/constraints.md: Likewise.
25937 * config/sh/config/sh/elf.h: Likewise.
25938 * config/sh/linux.h: Likewise.
25939 * config/sh/netbsd-elf.h: Likewise.
25940 * config/sh/predicates.md: Likewise.
25941 * config/sh/sh-c.c: Likewise.
25942 * config/sh/sh-protos.h: Likewise.
25943 * config/sh/sh.c: Likewise.
25944 * config/sh/sh.h: Likewise.
25945 * config/sh/sh.md: Likewise.
25946 * config/sh/sh.opt: Likewise.
25947 * config/sh/sync.md: Likewise.
25948 * config/sh/sh64.h: Delete.
25949 * config/sh/shmedia.h: Likewise.
25950 * config/sh/shmedia.md: Likewise.
25951 * config/sh/sshmedia.h: Likewise.
25952 * config/sh/t-netbsd-sh5-64: Likewise.
25953 * config/sh/t-sh64: Likewise.
25954 * config/sh/ushmedia.h: Likewise.
25956 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25958 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25959 general_reg_operand instead of register_operand predicate.
25961 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25963 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25965 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25967 * match.pd (A - B > A, A + B < A): New transformations.
25969 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25971 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25972 which defaults to true. Emit an outer pair of parentheses only if
25973 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25974 don't emit parentheses for the right-hand operand.
25976 2016-04-27 Jeff Law <law@redhat.com>
25978 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25980 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25982 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25983 (altivec_lvx_<mode>_internal): Document.
25984 (altivec_lvx_<mode>_2op): New define_insn.
25985 (altivec_lvx_<mode>_1op): Likewise.
25986 (altivec_lvx_<mode>_2op_si): Likewise.
25987 (altivec_lvx_<mode>_1op_si): Likewise.
25988 (altivec_stvx_<mode>): Remove.
25989 (altivec_stvx_<mode>_internal): Document.
25990 (altivec_stvx_<mode>_2op): New define_insn.
25991 (altivec_stvx_<mode>_1op): Likewise.
25992 (altivec_stvx_<mode>_2op_si): Likewise.
25993 (altivec_stvx_<mode>_1op_si): Likewise.
25994 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25995 Expand vec_ld and vec_st during parsing.
25996 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25998 (altivec_expand_stvx_be): Likewise.
25999 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
26000 address-masking behavior in RTL.
26001 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
26002 address-masking behavior in RTL.
26003 (altivec_expand_builtin): Change builtin code arguments for calls
26004 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
26005 (insn_is_swappable_p): Avoid incorrect swap optimization in the
26006 presence of lvx/stvx patterns.
26007 (alignment_with_canonical_addr): New function.
26008 (alignment_mask): Likewise.
26009 (find_alignment_op): Likewise.
26010 (recombine_lvx_pattern): Likewise.
26011 (recombine_stvx_pattern): Likewise.
26012 (recombine_lvx_stvx_patterns): Likewise.
26013 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
26014 stvx patterns from expand.
26015 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
26017 (vector_altivec_store_<mode>): Likewise.
26019 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
26021 * config/aarch64/aarch64.md
26022 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
26023 remove the "fp" attributes.
26024 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
26025 add the "simd" attributes.
26026 (*movdf_aarch64): Likewise.
26027 (*movtf_aarch64): Remove the "fp" attributes.
26028 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
26029 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
26031 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26033 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
26034 rtx to rtx_code_label *.
26035 * rtl.h (maybe_set_first_label_num): Likewise.
26037 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26039 * df-core.c (df_add_problem): Make the problem param be const.
26040 (df_remove_problem): Make local "problem" be const.
26041 * df-problems.c (problem_RD): Make const.
26042 (problem_LR): Likewise.
26043 (problem_LIVE): Likewise.
26044 (problem_MIR): Likewise.
26045 (problem_CHAIN): Likewise.
26046 (problem_WORD_LR): Likewise.
26047 (problem_NOTE): Likewise.
26048 (problem_MD): Likewise.
26049 * df-scan.c (problem_SCAN): Likewise.
26050 * df.h (struct df_problem): Make field "dependent_problem" be
26052 (struct dataflow): Likewise for field "problem".
26053 (df_add_problem): Make param const.
26055 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26057 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
26058 inter-unit moves to/from vector registers are enabled. Do not disable
26061 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26063 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
26064 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
26066 (enum df_problem_id): ...this new enum.
26067 (struct df_problem): Convert field "id" from "int" to
26068 enum df_problem_id.
26070 2016-04-27 David Malcolm <dmalcolm@redhat.com>
26072 * rtl.def: Update comment for "things in the instruction chain" to
26073 reflect the removal of the leading "i" field for INSN_UID in
26074 r210360. Fix bogus apostrophe.
26076 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26078 * config/i386/i386.md
26079 (lea arith with mem operand + setcc peephole2): Set operator mode.
26081 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26084 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26085 (dimode_scalar_to_vector_candidate_p): This.
26086 (timode_scalar_to_vector_candidate_p): New function.
26087 (scalar_to_vector_candidate_p): Likewise.
26088 (timode_check_non_convertible_regs): Likewise.
26089 (timode_remove_non_convertible_regs): Likewise.
26090 (remove_non_convertible_regs): Likewise.
26091 (remove_non_convertible_regs): Renamed to ...
26092 (dimode_remove_non_convertible_regs): This.
26093 (scalar_chain::~scalar_chain): Make it virtual.
26094 (scalar_chain::compute_convert_gain): Make it pure virtual.
26095 (scalar_chain::mark_dual_mode_def): Likewise.
26096 (scalar_chain::convert_insn): Likewise.
26097 (scalar_chain::convert_registers): Likewise.
26098 (scalar_chain::add_to_queue): Make it protected.
26099 (scalar_chain::emit_conversion_insns): Likewise.
26100 (scalar_chain::replace_with_subreg): Likewise.
26101 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26102 (scalar_chain::convert_op): Likewise.
26103 (scalar_chain::convert_reg): Likewise.
26104 (scalar_chain::make_vector_copies): Likewise.
26105 (scalar_chain::convert_registers): New pure virtual function.
26106 (class dimode_scalar_chain): New class.
26107 (class timode_scalar_chain): Likewise.
26108 (scalar_chain::mark_dual_mode_def): Renamed to ...
26109 (dimode_scalar_chain::mark_dual_mode_def): This.
26110 (timode_scalar_chain::mark_dual_mode_def): New function.
26111 (timode_scalar_chain::convert_insn): Likewise.
26112 (dimode_scalar_chain::convert_registers): Likewise.
26113 (scalar_chain::compute_convert_gain): Renamed to ...
26114 (dimode_scalar_chain::compute_convert_gain): This.
26115 (scalar_chain::replace_with_subreg): Renamed to ...
26116 (dimode_scalar_chain::replace_with_subreg): This.
26117 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26118 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26119 (scalar_chain::make_vector_copies): Renamed to ...
26120 (dimode_scalar_chain::make_vector_copies): This.
26121 (scalar_chain::convert_reg): Renamed to ...
26122 (dimode_scalar_chain::convert_reg ): This.
26123 (scalar_chain::convert_op): Renamed to ...
26124 (dimode_scalar_chain::convert_op): This.
26125 (scalar_chain::convert_insn): Renamed to ...
26126 (dimode_scalar_chain::convert_insn): This.
26127 (scalar_chain::convert): Call convert_registers.
26128 (convert_scalars_to_vector): Change to scalar_chain pointer to
26129 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26130 in 32-bit mode. Delete scalar_chain pointer. Call
26131 free_dominance_info in 64-bit mode.
26132 (pass_stv::gate): Remove TARGET_64BIT check.
26133 (ix86_option_override): Put the 64-bit STV pass before the CSE
26136 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26138 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26139 dw_loc_frame_offset field.
26140 * dwarf2out.c (new_loc_descr): Likewise.
26141 (resolve_args_picking_1): Turn the VISITED hash set into a
26142 FRAME_OFFSET hash map. Use it to associate a frame offset to
26143 visited nodes. Remove uses of the CHECKING_P macro.
26144 (resolve_args_picking): Update call to resolve_args_picking_1.
26146 2016-04-27 Martin Liska <mliska@suse.cz>
26148 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26149 (free_loop_data): Release vuses of groups.
26151 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26153 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26154 instead of redundant use_id and boolean have_use_for.
26155 (struct iv_use): Change sub_id into group_id. Remove field next.
26156 Move fields: related_cands, n_map_members, cost_map and selected
26158 (struct iv_group): ... here. New structure.
26159 (struct iv_common_cand): Use structure declaration directly.
26160 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26161 (MAX_CONSIDERED_USES): Rename macro to ...
26162 (MAX_CONSIDERED_GROUPS): ... here.
26163 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26164 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26165 (dump_uses): Rename to ...
26166 (dump_groups): ... here. Update all uses.
26167 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26168 (find_induction_variables): Refactor format of dump information.
26169 (record_sub_use): Delete.
26170 (record_use): Update all uses.
26171 (record_group): New function.
26172 (record_group_use, find_interesting_uses_op): Call above functions.
26174 (find_interesting_uses_cond): Ditto.
26175 (group_compare_offset): New function.
26176 (split_all_small_groups): Rename to ...
26177 (split_small_address_groups_p): ... here. Update all uses.
26178 (split_address_groups): Update all uses.
26179 (find_interesting_uses): Refactor format of dump information.
26180 (add_candidate_1): Update all uses. Remove redundant check on iv,
26182 (add_candidate, record_common_cand): Remove redundant assert.
26183 (add_iv_candidate_for_biv): Update use.
26184 (add_iv_candidate_derived_from_uses): Update all uses.
26185 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26186 (alloc_use_cost_map): Ditto.
26187 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26188 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26189 (determine_use_iv_cost_generic): Ditto.
26190 (determine_group_iv_cost_generic): Ditto.
26191 (determine_use_iv_cost_address): Ditto.
26192 (determine_group_iv_cost_address): Ditto.
26193 (determine_use_iv_cost_condition): Ditto.
26194 (determine_group_iv_cost_cond): Ditto.
26195 (determine_use_iv_cost): Ditto.
26196 (determine_group_iv_cost): Ditto.
26197 (set_autoinc_for_original_candidates): Update all uses.
26198 (find_iv_candidates): Update all uses. Refactor dump information.
26199 (determine_use_iv_costs): Ditto.
26200 (determine_iv_costs): Ditto.
26201 (iv_ca_cand_for_use): Rename to ...
26202 (iv_ca_cand_for_group): ... here. Update all uses.
26203 (iv_ca_add_use, iv_ca_add_group): Ditto.
26204 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26205 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26206 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26207 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26208 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26209 (create_new_iv, adjust_iv_update_pos): Ditto.
26210 (rewrite_use_address): Delete.
26211 (rewrite_use_address_1): Rename to ...
26212 (rewrite_use_address): ... here.
26213 (rewrite_use_compare): Update all uses.
26214 (rewrite_use): Delete.
26215 (rewrite_uses): Rename to ...
26216 (rewrite_groups): ... here. Update all uses.
26217 (remove_unused_ivs, free_loop_data): Update all uses.
26218 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26220 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26222 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26223 for WORD_REGISTER_OPERATIONS to runtime check.
26225 2016-04-27 Richard Biener <rguenther@suse.de>
26228 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26229 aggregate_value_p to determine if a function result is
26230 returned by reference.
26231 (ipa_pta_execute): Functions having their address taken are
26232 not automatically nonlocal.
26234 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26237 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26238 * fold-const.c (operand_equal_p): If flag_checking and
26239 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26240 and if it returns non-zero, assert iterative_hash_expr on both
26243 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26245 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26247 2016-04-27 Nick Clifton <nickc@redhat.com>
26249 PR middle-end/49889
26250 * varasm.c (merge_weak): Generate an error if an attempt is made
26251 to convert a non-weak static function into a weak, public function.
26253 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26255 * params.def (MAX_PARTITION_SIZE): New param.
26256 * doc/invoke.texi: Document lto-max-partition.
26258 2016-04-27 Richard Biener <rguenther@suse.de>
26261 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26262 function cummulating used_from_other_partition, externally_visible
26263 and force_output from aliases.
26264 (refered_from_nonlocal_var): Likewise.
26265 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26266 node flags properly.
26268 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26270 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26271 (-Wmemset-elt-size): New item.
26273 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26276 * stor-layout.h (internal_reference_types): Delete.
26277 * stor-layout.c (reference_types_internal): Likewise.
26278 (internal_reference_types): Likewise.
26279 (layout_type) <REFERENCE_TYPE>: Adjust.
26281 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26284 * tree.h (inchash::add_expr): Add FLAGS argument.
26285 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26286 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26287 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26288 Formatting fix. Adjust recursive calls. For tcc_comparison,
26289 if swap_tree_comparison (code) is smaller than code, hash that
26290 and arguments in the other order. Hash CONVERT_EXPR the same
26291 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26292 of ADDR_EXPR of decl as the decl itself. Add or remove
26293 OEP_ADDRESS_OF from recursive flags as needed. For
26294 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26295 operands commutatively and only the third one normally.
26296 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26298 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26300 * config/rtems.h (LIB_SPEC): Add -latomic.
26302 2016-04-27 Joel Sherrill <joel@rtems.org>
26304 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26305 xilink.ld and flags not relevant to RTEMS.
26307 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26309 * toplev.c (backend_init_target): Avoid calling init_reload when using
26312 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26314 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26315 for loops rather than one for the whole function.
26317 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26319 * match.pd (X + CST CMP X): New transformation.
26321 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26323 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26324 * fold-const.c (fold_binary_loc): Remove 2 transformations
26325 superseded by match.pd.
26326 * match.pd (x+x -> x*2): Generalize to integers.
26328 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26330 * config/i386/i386.md (operation on memory peephole): Duplicate an
26331 existing peephole and adapt it to match lea rather than an operation
26334 PR rtl-optimization/57193
26335 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26337 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26339 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26341 * tree-if-conv.c (any_pred_load_store): New static variable.
26342 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26343 any_pred_load_store instead of and_mask_load_store.
26344 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26345 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26346 (combine_blocks, tree_if_conversion): Ditto.
26348 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26350 PR tree-optimization/70771
26351 PR tree-optimization/70775
26352 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26353 virtual PHI nodes. Delete parameter.
26354 (if_convertible_loop_p_1): Delete argument to above function.
26355 (predicate_all_scalar_phis): Delete code handling single-argument
26357 (tree_if_conversion): Mark and update virtual SSA.
26359 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26362 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26363 (x86_elf_aligned_common): Rename to ...
26364 (x86_elf_aligned_decl_common): ... this.
26365 Add decl arg. Switch to .lbss for largecomm object. Use
26366 LARGECOMM_SECTION_ASM_OP.
26367 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26369 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26370 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26372 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26373 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26375 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26378 * config/i386/i386.c (SECTION_LARGE): Define.
26379 (x86_64_elf_select_section): Set it for large data/bss sections.
26380 Only clear SECTION_WRITE for .lrodata.
26381 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26383 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26384 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26385 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26387 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26388 * doc/tm.texi: Regenerate.
26390 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26393 * configure.ac (--enable-checking): Document extra flag, for
26394 non-release builds default to --enable-checking=yes,extra.
26395 If misc checking and extra checking, define CHECKING_P to 2 instead
26397 * common.opt (fchecking=): Add.
26398 * doc/invoke.texi (-fchecking=): Document.
26399 * doc/install.texi: Document --enable-checking changes.
26400 * configure: Regenerated.
26401 * config.in: Regenerated.
26403 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26405 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26406 attribute instead of which_alternative.
26407 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26408 Use EXT_REX_SSE_REG_P where appropriate.
26410 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26412 * config/i386/predicates.md (const0_operand): Do not match
26413 const_wide_int code.
26414 (const1_operand): Ditto.
26416 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26418 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26419 for SSE constm1 operands and TARGET_AVX512VL.
26420 (*movti_internal): Ditto.
26421 (*mov<mode>_or): Use constm1_operand predicate.
26422 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26423 for SSE vector_all_ones operands and TARGET_AVX512VL.
26424 * config/i386/predicates.md (constm1_operand): New predicate.
26425 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26426 emission of constant -1 load.
26428 2016-04-25 Jason Merrill <jason@redhat.com>
26430 * gdbinit.in: Skip is-a.h.
26432 * attribs.c (register_scoped_attributes): Fix logic.
26433 * attribs.h: Declare register_scoped_attributes.
26435 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26437 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26438 stxvd2x and stxvw4x built-in functions.
26440 2016-04-25 DJ Delorie <dj@redhat.com>
26442 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26443 (ashrhi3): Likewise.
26444 (lshrhi3): Likewise.
26446 2016-04-25 Richard Biener <rguenther@suse.de>
26448 PR tree-optimization/70780
26449 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26450 wasn't visited yet.
26451 (compute_antic): Mark blocks with abnormal preds as visited as
26452 they have a final empty antic-in solution already.
26454 2016-04-25 Michael Collison <michael.collison@linaro.org>
26456 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26458 2016-04-25 Michael Collison <michael.collison@linaro.org>
26460 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26461 mode is VQI to improve mixed mode vectorization.
26462 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26463 define_insn to match low half of signed vaddw.
26464 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26465 define_insn to match high half of signed vaddw.
26466 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26467 define_insn to match low half of unsigned vaddw.
26468 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26469 define_insn to match high half of unsigned vaddw.
26470 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26471 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26472 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26474 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26475 * config/arm/predicates.md (vect_par_constant_high): Support
26476 big endian and simplify by calling
26477 arm_simd_check_vect_par_cnst_half
26478 (vect_par_constant_low): Likewise.
26480 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26482 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26483 predicate for operand 2.
26485 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26486 H.J. Lu <hongjiu.lu@intel.com>
26488 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26489 machine_mode argument.
26490 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26491 constm1_rtx operands. For VOIDmode constants, get mode from
26492 pred_mode. Check mode size if the mode is supported by ABI.
26493 (standard_sse_constant_opcode): Do not use standard_constant_p.
26494 Strictly check ABI support for all-ones operands.
26495 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26496 immediates. Update calls to standard_sse_constant_p.
26497 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26498 (ix86_rtx_costs): Ditto.
26499 * config/i386/i386.md (*movxi_internal_avx512f): Use
26500 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26501 Use (v,BC) alternative instead of (v,C). Use register_operand
26502 checks instead of MEM_P.
26503 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26504 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26505 isa attribute. Use register_operand checks instead of MEM_P.
26506 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26507 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26508 alternative and corresponding sse2 isa attribute.
26509 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26510 to standard_sse_constant_p.
26511 (FP constant splitters): Ditto.
26512 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26514 * config/i386/predicates.md (constm1_operand): Remove.
26515 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26516 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26517 vector_all_ones_operand instead of constm1_operand.
26519 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26521 * print-rtl.c (print_rtx_insn_vec): New function.
26522 * print-rtl.h: New prototype.
26523 * store-motion.c (struct st_expr): Make avail_stores a vector.
26524 (st_expr_entry): Adjust.
26525 (free_st_expr_entry): Likewise.
26526 (print_store_motion_mems): Likewise.
26527 (find_moveable_store): Likewise.
26528 (compute_store_table): Likewise.
26529 (delete_store): Likewise.
26530 (build_store_vectors): Likewise.
26532 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26534 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26536 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26538 * vec.h (vec_safe_contains): New function.
26539 (vec::contains): Likewise.
26540 (vec::begin): Likewise.
26541 (vec::end): Likewise.
26543 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26546 * cfgexpand.c (expand_stack_vars): Fix typo.
26548 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26550 * system.h (list, map, set, vector): Include conditionally.
26551 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26552 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26553 * ipa-icf.c (INCLUDE_LIST): Define.
26554 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26555 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26556 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26557 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26558 * cp/logic.cc (INCLUDE_LIST): Define.
26559 * fortran/trans-common.c (INCLUDE_MAP): Define.
26561 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26563 * auto-profile.c: Remove <string.h> include.
26564 * ipa-icf-gimple.c: Remove <list> include.
26565 * diagnostic.c: Remove <new> include.
26566 * genmatch.c: Likewise.
26567 * pretty-print.c: Likewise.
26568 * toplev.c: Likewise
26569 * c/c-objc-common.c: Likewise.
26570 * cp/error.c: Likewise.
26571 * fortran/error.c: Likewise.
26573 2016-04-22 Richard Biener <rguenther@suse.de>
26575 * lto-streamer-in.c (input_ssa_names): Do not allocate
26576 GIMPLE_NOP for all SSA names.
26577 * lto-streamer-out.c (output_ssa_names): Do not output
26578 SSA names that should have been released.
26580 2016-04-22 Richard Biener <rguenther@suse.de>
26582 PR tree-optimization/70740
26583 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26586 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26589 * config/i386/predicates.md (call_insn_operand): Replace
26590 sibcall_memory_operand with memory_operand.
26592 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26594 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26595 has_single_use() tests.
26596 (register_edge_assert_for_1): Likewise.
26597 (find_assert_locations_1): Check the liveness bitmap instead of
26598 checking has_single_use().
26600 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26603 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26604 Extract AVX-512BW constraint from AVX.
26606 2016-04-21 Richard Biener <rguenther@suse.de>
26608 PR tree-optimization/70725
26609 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26610 for phi_convertible_by_degenerating_args.
26611 (predicate_all_scalar_phis): Handle single-argument PHIs.
26613 2016-04-21 Richard Biener <rguenther@suse.de>
26615 PR middle-end/70747
26616 * fold-const.c (fold_comparison): Return properly typed
26619 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26621 PR tree-optimization/70715
26622 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26623 after expanding BASE using expand_simple_operations.
26625 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26627 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26628 New transformations.
26630 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26632 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26634 2016-04-20 Jan Hubicka <jh@suse.cz>
26636 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26637 ultiimate_alias_target.
26638 (update_callee_keys): Likewise.
26639 (lookup_recursive_calls): Likewise.
26640 (speculation_useful_p): Likewise.
26642 2016-04-20 Jan Hubicka <jh@suse.cz>
26645 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26646 (set_nothrow_flag_1): ... this; handle interposition correctly;
26647 recurse on aliases and thunks.
26648 (cgraph_node::set_nothrow_flag): New.
26649 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26650 functions compiled with non-call exceptions that binds to current
26652 (propagate_nothrow): Be safe WRT interposition.
26653 * cgraph.h (set_nothrow_flag): Update prototype.
26655 2016-04-18 Jan Hubicka <jh@suse.cz>
26657 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26658 max_loop_iterations_int.
26659 (tree_unswitch_outer_loop): Likewise.
26661 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26663 PR tree-optimization/69489
26664 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26665 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26666 Revise dump message.
26667 (if_convertible_bb_p): Remove check on edge count of basic block's
26670 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26672 PR tree-optimization/56625
26673 PR tree-optimization/69489
26674 * tree-data-ref.h (DR_INNERMOST): New macro.
26675 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26676 hashing struct innermost_loop_behavior.
26677 (ref_DR_map): Remove.
26678 (innermost_DR_map): New map.
26679 (baseref_DR_map): Revise comment.
26680 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26681 to innermost_DR_map accroding to its innermost loop behavior.
26682 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26683 to its innermost loop behavior.
26684 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26685 Add initialization for innermost_DR_map. Record memory reference
26686 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26687 have innermost loop behavior.
26688 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26691 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26693 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26694 *lea_general_1. Use explicit SWI12 mode interator.
26695 (*lea<mode>_general_2): Rename from *lea_general_2.
26696 Use explicit SWI12 mode interator.
26697 (*lea<mode>_general_3): Rename from *lea_general_3.
26698 Use explicit SWI12 mode interator.
26699 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26700 Use explicit SWI12 mode interator.
26701 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26702 Use explicit SWI48 mode interator.
26704 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26706 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26707 Short-cut unaligned load and store cases. Handle all integer
26709 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26710 and store cases. Call ix86_avx256_split_vector_move_misalign
26711 directly without checking mode class.
26713 2016-04-20 Andrew Pinski <apinski@cavium.com>
26714 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26717 * config/aarch64/aarch64.md (sibcall): Force call
26718 address to be DImode for ILP32.
26719 (sibcall_value): Likewise.
26721 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26723 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26725 2016-04-20 Richard Biener <rguenther@suse.de>
26727 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26728 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26729 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26730 (maybe_push_res_to_seq): Adjust.
26731 * gimple-fold.c (maybe_build_generic_op): Likewise.
26733 2016-04-20 Marek Polacek <polacek@redhat.com>
26735 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26738 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26740 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26741 use kmovw to support AVX512F target.
26743 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26745 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26747 2016-04-20 Marek Polacek <polacek@redhat.com>
26749 PR tree-optimization/70725
26750 * tree-if-conv.c (is_false_predicate): New function.
26751 (predicate_mem_writes): Use it.
26753 2016-04-20 Richard Biener <rguenther@suse.de>
26755 PR tree-optimization/70726
26756 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26757 shift amounts from a pattern stmt operand.
26759 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26762 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26763 stack_restore_from_fpr pattern when restoring r15.
26764 (s390_optimize_prologue): Strip away the memory barrier in the
26765 parallel when trying to get rid of restore insns.
26766 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26767 definition for loading the stack pointer from an FPR. Compared to
26768 the normal move insn this pattern includes a full memory barrier.
26770 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26772 PR middle-end/70680
26773 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26774 implicitly linear or lastprivate iterator on the outer context.
26776 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26778 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26780 * config/i386/i386.md (ssememalign): Removed.
26781 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26783 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26786 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26787 const short * to __builtin_ia32_loaddquhi512_mask.
26788 (_mm512_maskz_loadu_epi16): Likewise.
26789 (_mm512_mask_storeu_epi16): Pass short * to
26790 __builtin_ia32_storedquhi512_mask.
26791 (_mm512_mask_loadu_epi8): Pass const char * to
26792 __builtin_ia32_loaddquqi512_mask.
26793 (_mm512_maskz_loadu_epi8): Likewise.
26794 (_mm512_mask_storeu_epi8): Pass char * to
26795 __builtin_ia32_storedquqi512_mask.
26796 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26797 const double * to __builtin_ia32_loadupd512_mask.
26798 (_mm512_mask_loadu_pd): Likewise.
26799 (_mm512_maskz_loadu_pd): Likewise.
26800 (_mm512_storeu_pd): Pass double * to
26801 __builtin_ia32_storeupd512_mask.
26802 (_mm512_mask_storeu_pd): Likewise.
26803 (_mm512_loadu_ps): Pass const float * to
26804 __builtin_ia32_loadups512_mask.
26805 (_mm512_mask_loadu_ps): Likewise.
26806 (_mm512_maskz_loadu_ps): Likewise.
26807 (_mm512_storeu_ps): Pass float * to
26808 __builtin_ia32_storeups512_mask.
26809 (_mm512_mask_storeu_ps): Likewise.
26810 (_mm512_mask_loadu_epi64): Pass const long long * to
26811 __builtin_ia32_loaddqudi512_mask.
26812 (_mm512_maskz_loadu_epi64): Likewise.
26813 (_mm512_mask_storeu_epi64): Pass long long *
26814 to __builtin_ia32_storedqudi512_mask.
26815 (_mm512_loadu_si512): Pass const int * to
26816 __builtin_ia32_loaddqusi512_mask.
26817 (_mm512_mask_loadu_epi32): Likewise.
26818 (_mm512_maskz_loadu_epi32): Likewise.
26819 (_mm512_storeu_si512): Pass int * to
26820 __builtin_ia32_storedqusi512_mask.
26821 (_mm512_mask_storeu_epi32): Likewise.
26822 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26823 char * to __builtin_ia32_storedquqi256_mask.
26824 (_mm_mask_storeu_epi8): Likewise.
26825 (_mm256_mask_loadu_epi16): Pass const short * to
26826 __builtin_ia32_loaddquhi256_mask.
26827 (_mm256_maskz_loadu_epi16): Likewise.
26828 (_mm_mask_loadu_epi16): Pass const short * to
26829 __builtin_ia32_loaddquhi128_mask.
26830 (_mm_maskz_loadu_epi16): Likewise.
26831 (_mm256_mask_loadu_epi8): Pass const char * to
26832 __builtin_ia32_loaddquqi256_mask.
26833 (_mm256_maskz_loadu_epi8): Likewise.
26834 (_mm_mask_loadu_epi8): Pass const char * to
26835 __builtin_ia32_loaddquqi128_mask.
26836 (_mm_maskz_loadu_epi8): Likewise.
26837 (_mm256_mask_storeu_epi16): Pass short * to.
26838 __builtin_ia32_storedquhi256_mask.
26839 (_mm_mask_storeu_epi16): Pass short * to.
26840 __builtin_ia32_storedquhi128_mask.
26841 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26842 const double * to __builtin_ia32_loadupd256_mask.
26843 (_mm256_maskz_loadu_pd): Likewise.
26844 (_mm_mask_loadu_pd): Pass onst double * to
26845 __builtin_ia32_loadupd128_mask.
26846 (_mm_maskz_loadu_pd): Likewise.
26847 (_mm256_mask_storeu_pd): Pass double * to
26848 __builtin_ia32_storeupd256_mask.
26849 (_mm_mask_storeu_pd): Pass double * to
26850 __builtin_ia32_storeupd128_mask.
26851 (_mm256_mask_loadu_ps): Pass const float * to
26852 __builtin_ia32_loadups256_mask.
26853 (_mm256_maskz_loadu_ps): Likewise.
26854 (_mm_mask_loadu_ps): Pass const float * to
26855 __builtin_ia32_loadups128_mask.
26856 (_mm_maskz_loadu_ps): Likewise.
26857 (_mm256_mask_storeu_ps): Pass float * to
26858 __builtin_ia32_storeups256_mask.
26859 (_mm_mask_storeu_ps): ass float * to
26860 __builtin_ia32_storeups128_mask.
26861 (_mm256_mask_loadu_epi64): Pass const long long * to
26862 __builtin_ia32_loaddqudi256_mask.
26863 (_mm256_maskz_loadu_epi64): Likewise.
26864 (_mm_mask_loadu_epi64): Pass const long long * to
26865 __builtin_ia32_loaddqudi128_mask.
26866 (_mm_maskz_loadu_epi64): Likewise.
26867 (_mm256_mask_storeu_epi64): Pass long long * to
26868 __builtin_ia32_storedqudi256_mask.
26869 (_mm_mask_storeu_epi64): Pass long long * to
26870 __builtin_ia32_storedqudi128_mask.
26871 (_mm256_mask_loadu_epi32): Pass const int * to
26872 __builtin_ia32_loaddqusi256_mask.
26873 (_mm256_maskz_loadu_epi32): Likewise.
26874 (_mm_mask_loadu_epi32): Pass const int * to
26875 __builtin_ia32_loaddqusi128_mask.
26876 (_mm_maskz_loadu_epi32): Likewise.
26877 (_mm256_mask_storeu_epi32): Pass int * to
26878 __builtin_ia32_storedqusi256_mask.
26879 (_mm_mask_storeu_epi32): Pass int * to
26880 __builtin_ia32_storedqusi128_mask.
26881 * config/i386/i386-builtin-types.def (PCSHORT): New.
26882 (PINT64): Likewise.
26883 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26884 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26885 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26886 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26887 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26888 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26889 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26890 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26891 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26892 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26893 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26894 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26895 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26896 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26897 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26898 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26899 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26900 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26901 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26902 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26903 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26904 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26905 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26906 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26907 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26908 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26909 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26910 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26911 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26912 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26913 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26914 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26915 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26916 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26917 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26918 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26919 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26920 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26921 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26922 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26923 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26924 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26925 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26926 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26927 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26928 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26929 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26930 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26931 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26933 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26934 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26936 (ix86_expand_vector_move_misalign): Likewise.
26937 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26938 to scalar function prototype for unaligned load/store builtins.
26939 (ix86_expand_special_args_builtin): Updated.
26940 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26941 (UNSPEC_STOREU): Likewise.
26942 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26943 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26944 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26945 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26946 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26947 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26948 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26949 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26950 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26951 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26952 (<avx512>_storedqu<mode>_mask): Likewise.
26953 (*sse4_2_pcmpestr_unaligned): Likewise.
26954 (*sse4_2_pcmpistr_unaligned): Likewise.
26955 (*mov<mode>_internal): Renamed to ...
26956 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26957 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26958 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26959 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26961 2016-04-19 Richard Biener <rguenther@suse.de>
26963 PR tree-optimization/70171
26964 * tree-ssa-phiprop.c: Include stor-layout.h.
26965 (phiprop_insert_phi): Handle the aggregate copy case.
26966 (propagate_with_phi): Likewise.
26968 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26970 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26971 instead of simplify_gen_subreg (... , 0).
26972 (ix86_delegitimize_address): Ditto.
26973 (ix86_split_divmod): Ditto.
26974 (ix86_split_copysign_const): Ditto.
26975 (ix86_split_copysign_var): Ditto.
26976 (ix86_expand_args_builtin): Ditto.
26977 (ix86_expand_round_builtin): Ditto.
26978 (ix86_expand_special_args_builtin): Ditto.
26979 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26980 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26981 (udivmodqi4): Ditto.
26982 (absneg splitters): Ditto.
26983 (*jcc_bt<mode>_1): Ditto.
26985 2016-04-19 Richard Biener <rguenther@suse.de>
26987 PR tree-optimization/70724
26988 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26989 restoring out from ...
26990 (free_scc_vn): ... here.
26991 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26992 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26994 (pass_fre::execute): Restore SSA info.
26996 2016-04-19 Richard Biener <rguenther@suse.de>
26998 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26999 * gimple-walk.c (walk_gimple_op): Initialize it.
27000 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
27001 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
27002 remapping SSA names of defs.
27003 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
27006 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
27008 PR middle-end/70689
27009 * lra-constraints.c (equiv_substition_p): New.
27010 (process_alt_operands): Use it.
27011 (swap_operands): Swap it.
27012 (curr_insn_transform): Update it.
27014 2016-04-18 Michael Matz <matz@suse.de>
27016 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
27017 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
27018 * tree-core.h (tree_type_common.align): Use bit-field.
27019 (tree_type_common.spare): New.
27020 (tree_decl_common.off_align): Make smaller.
27021 (tree_decl_common.align): Use bit-field.
27023 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
27024 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
27025 (scan_sharing_clauses): Ditto.
27026 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27027 (omp_finish_file): Ditto.
27028 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
27029 (layout_decl): Ditto.
27030 (relayout_decl): Ditto.
27031 (finalize_record_size): Use SET_TYPE_ALIGN.
27032 (finalize_type_size): Ditto.
27033 (finish_builtin_struct): Ditto.
27034 (layout_type): Ditto.
27035 (initialize_sizetypes): Ditto.
27036 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
27037 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
27038 (lookup_field_for_decl): Use SET_DECL_ALIGN.
27039 (get_chain_field): Ditto.
27040 (get_trampoline_type): Ditto.
27041 (get_nl_goto_field): Ditto.
27042 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
27044 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
27045 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
27046 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
27047 (build_qualified_type): Use SET_TYPE_ALIGN.
27048 (build_aligned_type, build_range_type_1): Ditto.
27049 (build_atomic_base): Ditto.
27050 (build_common_tree_nodes): Ditto.
27051 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
27052 (expand_one_stack_var_at): Ditto.
27053 * coverage.c (build_var): Use SET_DECL_ALIGN.
27054 * except.c (init_eh): Ditto.
27055 * function.c (assign_parm_setup_block): Ditto.
27056 * symtab.c (increase_alignment_1): Ditto.
27057 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
27058 * tree-vect-stmts.c (ensure_base_align): Ditto.
27059 * varasm.c (align_variable): Ditto.
27060 (assemble_variable): Ditto.
27061 (build_constant_desc): Ditto.
27062 (output_constant_def_contents): Ditto.
27064 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
27065 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
27066 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
27067 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
27068 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
27070 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
27073 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
27074 replace %vmovsd with "%vmovq".
27075 (vec_concatv2df): Likewise.
27077 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27079 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27080 (*vec_extractv2si_0): Ditto.
27081 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27082 (zero_extended_scalar_load_operand splitters): Ditto.
27083 (vec_extract splitters): Ditto.
27084 (*vec_extractv4si_0_zext): Ditto.
27085 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27086 and lowpart_subreg.
27087 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27088 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27089 (*sse4_1_extractps): Use lowpart_subreg.
27090 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27092 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27094 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27096 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27097 Mention Solaris 11 packaging changes.
27098 Update gas and gld requirements.
27099 Remove reference to pre-Solaris 10 bug.
27100 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27102 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27105 2016-04-17 Jan Hubicka <jh@suse.cz>
27107 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27108 max_loop_iterations_int.
27110 2016-04-18 Richard Biener <rguenther@suse.de>
27112 PR tree-optimization/43434
27113 * tree-ssa-structalias.c (struct vls_data): New.
27114 (visit_loadstore): Handle all pointer-based accesses.
27115 (compute_dependence_clique): Compute a bitmap of restrict tags
27116 assigned bases and pass it to visit_loadstore.
27118 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27121 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27122 armv8.1-a and armv8.1-a+crc.
27124 2016-04-18 Richard Biener <rguenther@suse.de>
27126 PR tree-optimization/70701
27127 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27128 references after translating through a memcpy.
27130 2016-04-18 Richard Biener <rguenther@suse.de>
27132 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27133 (compute_antic): ... here. For partial antic use regular
27134 postorder and scrap iteration.
27135 (compute_partial_antic_aux): Remove unused return value.
27136 (init_pre): Do not allocate postorder.
27137 (fini_pre): Do not free postorder.
27139 2016-04-18 Richard Biener <rguenther@suse.de>
27141 PR middle-end/37870
27142 * expmed.c (extract_bit_field_1): Remove broken case
27143 using a wider MODE_INT mode.
27145 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27147 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27148 unless compiling with at least GCC-4.8.
27150 2016-04-17 Jan Hubicka <jh@suse.cz>
27153 * graphite.c (graphite_finalize): Update call to
27154 tree_estimate_probability.
27155 * predict.h (tree_estimate_probability): Update prototype.
27157 2016-04-17 Jan Hubicka <jh@suse.cz>
27159 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27160 (tree_estimate_probability): Likewise.
27161 (pass_profile::execute): Update.
27162 (report_predictor_hitrates): New function.
27163 * profile.c (compute_branch_probabilities): Use it.
27164 * predict.h (report_predictor_hitrates): Declare.
27166 2016-04-17 Jan Hubicka <jh@suse.cz>
27169 * cgraph.h (cgraph_node::set_const_flag,
27170 cgraph_node::set_pure_flag): Update prototype to return bool;
27172 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27173 of interposable symbol are interposable, too.
27174 (cgraph_set_const_flag_1): Rename to ...
27175 (set_const_flag_1): ... this one; change to self recursive function
27176 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27177 clearnig the flag in all variants and also virtual thunks of const
27178 functions are pure; track if any change was done.
27179 (cgraph_node::set_const_flag): Update.
27180 (struct set_pure_flag_info): New struct.
27181 (cgraph_set_pure_flag_1): Rename to ...
27182 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27183 rather than pointer encoded flags; track if any changes was done;
27184 handle correctly clearning flag and setting flag of aliases already
27186 (cgraph_node::set_pure_flag): Update.
27187 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27189 2016-04-17 Tom de Vries <tom@codesourcery.com>
27192 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27193 backslash in label.
27195 2016-04-17 Tom de Vries <tom@codesourcery.com>
27197 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27198 '{}<> ' as escape-for-record.
27200 2016-04-17 Tom de Vries <tom@codesourcery.com>
27202 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27205 2016-04-17 Tom de Vries <tom@codesourcery.com>
27208 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27209 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27210 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27211 * passes.c (finish_optimization_passes): Only call
27212 finish_graph_dump_file if dfi->graph_dump_initialized.
27213 (execute_function_dump, pass_init_dump_file): Use
27214 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27216 2016-04-17 Tom de Vries <tom@codesourcery.com>
27218 PR tree-optimization/70256
27219 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27220 (debug_varmap): New function.
27222 2016-04-17 Tom de Vries <tom@codesourcery.com>
27225 * passes.c (pass_manager::register_pass): Propagate pflags.
27227 2016-04-17 Tom de Vries <tom@codesourcery.com>
27230 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27231 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27232 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27233 check if it's equal to p_start.
27234 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27236 2016-04-15 Jan Hubicka <jh@suse.cz>
27239 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27240 function does not bind to current def.
27241 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27242 handle conservatively calls to functions that does not need to bind
27244 (check_call): Update call of worse_state.
27245 (ignore_edge_for_nothrow): Update.
27246 (ignore_edge_for_pure_const): Likewise.
27247 (propagate_pure_const): Update calls to worse_state.
27248 (skip_function_for_local_pure_const): Reformat comments.
27250 2016-04-15 Jan Hubicka <jh@suse.cz>
27253 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27254 (cgraph_node::function_symbol): Likewise.
27255 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27256 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27257 (symtab_node::ultimate_alias_target): Add REF parameter.
27258 (symtab_node::binds_to_current_def_p): Declare.
27259 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27260 (cgraph_node::function_symbol): Likewise.
27261 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27262 (cgraph_node::get_availability): Likewise.
27263 (cgraph_edge::binds_to_current_def_p): New inline function.
27264 (varpool_node::get_availability): Add REF parameter.
27265 (varpool_node::ultimate_alias_target): Likewise.
27266 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27267 (symtab_node::binds_to_current_def_p): Likewise.
27268 * varpool.c (varpool_node::get_availability): Likewise.
27270 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27273 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27274 Fix mode size check.
27276 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27278 * BASE-VER: Set to 7.0.0.
27280 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27282 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27284 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27286 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27287 architecture revisions.
27289 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27291 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27292 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27293 * config/i386/i386.md (stack decrement to push peepholes): Guard
27294 with !x86_using_red_zone ().
27296 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27299 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27300 to dump_generic_node.
27301 (NIY): Pass also flags to do_niy.
27303 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27305 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27306 (simd_clone_vector_of_formal_parm_types)
27307 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27308 (simd_clone_mangle, simd_clone_create)
27309 (simd_clone_adjust_return_type, create_tmp_simd_array)
27310 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27311 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27312 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27313 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27314 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27315 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27316 * omp-simd-clone.c: ... this new file.
27317 (simd_clone_vector_of_formal_parm_types): Make it static.
27318 * Makefile.in (OBJS): Add omp-simd-clone.o.
27320 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27323 * config/i386/sse.md: Use proper memory operand modifiers.
27326 2016-04-15 Richard Biener <rguenther@suse.de>
27327 Alan Modra <amodra@gmail.com>
27329 PR tree-optimization/70130
27330 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27331 when alignment stays not the same and no not use the realign
27334 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27337 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27338 direct move handlers for KFmode. Change TFmode handlers test from
27339 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27341 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27344 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27345 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27346 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27347 * tree-ssa-live.c (remove_unused_scope_block_p): When
27348 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27349 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27350 block_ultimate_origin is FUNCTION_DECL.
27351 (remove_unused_locals): If current_function_decl is
27352 polymorphic_ctor_dtor_p, pass initial true to
27353 remove_unused_scope_block_p' is_ctor_dtor_block.
27355 2016-04-14 Martin Sebor <msebor@redhat.com>
27360 * doc/extend.texi (Variable Length): Revert.
27362 2016-04-14 Marek Polacek <polacek@redhat.com>
27363 Jan Hubicka <hubicka@ucw.cz>
27366 * tree.c (verify_type): Disable the canonical type of main variant
27369 2016-04-14 Jason Merrill <jason@redhat.com>
27371 * cfgexpand.c, expr.c: Revert previous change.
27373 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27375 PR middle-end/70643
27376 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27377 when building a mem ref for the incoming reduction variable.
27379 2016-04-14 Richard Biener <rguenther@suse.de>
27381 PR tree-optimization/70614
27382 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27383 loop if the evolution dropped to chrec_dont_know.
27384 (interpret_condition_phi): Likewise.
27386 2016-04-14 Richard Biener <rguenther@suse.de>
27388 PR tree-optimization/70623
27389 * tree-ssa-pre.c (changed_blocks): Make global ...
27390 (compute_antic): ... local here. Move and fix worklist
27391 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27392 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27393 worklist handling, dump when ANTIC_IN changed.
27394 (compute_partial_antic_aux): Remove worklist handling.
27395 (init_pre): Do not compute post dominators. Add a comment about
27396 the CFG order chosen.
27397 (fini_pre): Do not free post dominators.
27399 2016-04-13 Martin Sebor <msebor@redhat.com>
27404 * doc/extend.texi (Variable Length): Document C++ specifics.
27406 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27409 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27410 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27411 eh edges have been purged.
27414 * tree-sra.c (create_access_replacement,
27415 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27417 * tree-pretty-print.c (dump_fancy_name): New function.
27418 (dump_decl_name, dump_generic_node): Use it.
27420 2016-04-13 Jason Merrill <jason@redhat.com>
27422 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27423 * expr.c (expand_expr_real_1): Likewise.
27425 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27427 * config/i386/i386.md (kunpckhi): Swap operands.
27428 (kunpcksi): Likewise.
27429 (kunpckdi): Likewise.
27430 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27431 (vec_pack_trunc_<mode>): Likewise.
27433 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27436 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27438 PR middle-end/70633
27439 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27440 gimplification turns some element into non-constant.
27443 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27444 * explow.c (convert_memory_address_addr_space_1): No longer static,
27445 add NO_EMIT argument and don't call convert_modes if true, pass
27446 it down recursively, remove break after return.
27447 (convert_memory_address_addr_space): Adjust caller.
27448 * simplify-rtx.c (simplify_unary_operation_1): Call
27449 convert_memory_address_addr_space_1 instead of convert_memory_address,
27450 if it returns NULL, don't simplify.
27452 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27455 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27457 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27459 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27460 Bump the upper SIMDLEN limits, so that if the return type or
27461 characteristic type if the return type is void can be passed in
27462 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27465 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27468 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27469 Do not use "=" constraint on an input constraint.
27470 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27471 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27472 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27473 generates (neg (abs ...)) instead of (abs ...).
27475 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27477 PR rtl-optimization/70596
27478 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27479 just invalidate LRA data and reset them. Adjust dump wording.
27481 2016-04-12 Martin Liska <mliska@suse.cz>
27484 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27486 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27488 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27489 max_loop_iterations_int.
27490 (tree_unswitch_outer_loop): Likewise.
27491 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27492 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27494 2016-04-12 Tom de Vries <tom@codesourcery.com>
27496 PR tree-optimization/68756
27497 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27498 instead of new_name.
27500 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27502 PR tree-optimization/70602
27503 * tree-sra.c (generate_subtree_copies): Don't write anything into
27504 constant pool decls.
27506 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27507 regardless whether there are depend clauses or not.
27509 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27512 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27513 target attribute and pragma from changing the -mfloat128
27514 and -mfloat128-hardware options.
27516 * doc/extend.texi (Additional Floating Types): Document PowerPC
27517 __float128 restrictions.
27519 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27522 * config/aarch64/driver-aarch64.c
27523 (aarch64_get_extension_string_for_isa_flags): New.
27524 (arch_extension): Rename to...
27525 (aarch64_arch_extension): ...This.
27526 (ext_to_feat_string): Rename to...
27527 (aarch64_extensions): ...This.
27528 (aarch64_core_data): Keep track of architecture extension flags.
27529 (cpu_data): Rename to...
27530 (aarch64_cpu_data): ...This.
27531 (aarch64_arch_driver_info): Keep track of architecture extension
27533 (get_arch_name_from_id): Rename to...
27534 (get_arch_from_id): ...This, change return type.
27535 (host_detect_local_cpu): Update and reformat for renames, handle
27536 extensions through common infrastructure.
27538 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27541 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27542 track of a canonical flag name.
27543 (all_extensions): Likewise.
27544 (arch_to_arch_name): Also track extension flags enabled by the arch.
27545 (all_architectures): Likewise.
27546 (aarch64_parse_extension): Move to here.
27547 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27549 (aarch64_rewrite_selected_cpu): Update for above change.
27550 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27551 are handled, such that the single explicit value enabled by an
27552 extension is kept seperate from the implicit values it also enables.
27553 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27555 (aarch64_parse_extension): New.
27556 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27557 here to config/aarch64/aarch64-protos.h.
27558 (aarch64_parse_extension): Move from here to
27559 common/config/aarch64/aarch64-common.c.
27560 (aarch64_option_print): Update.
27561 (aarch64_declare_function_name): Likewise.
27562 (aarch64_start_file): Likewise.
27563 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27564 the canonical flag for extensions.
27565 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27568 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27570 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27573 2016-04-09 Tom de Vries <tom@codesourcery.com>
27575 PR tree-optimization/68953
27576 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27577 first to last subscript.
27579 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27581 PR tree-optimization/70586
27582 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27585 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27589 PR tree-optimization/70373
27590 PR middle-end/70533
27591 PR middle-end/70534
27592 PR middle-end/70535
27593 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27594 clauses for acc parallel reductions as necessary. Error on those
27596 * omp-low.c (scan_sharing_clauses): Don't install variables which
27597 are used in acc parallel reductions.
27598 (lower_rec_input_clauses): Remove dead code.
27599 (lower_oacc_reductions): Add support for reference reductions.
27600 (lower_reduction_clauses): Remove dead code.
27601 (lower_omp_target): Don't remap variables appearing in acc parallel
27603 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27605 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27607 PR middle-end/70593
27608 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27609 with multiple SSA_NAME defs, force the outputs other than first
27610 to be live before calling live_track_process_def on each output.
27612 PR rtl-optimization/70574
27613 * fwprop.c (forward_propagate_and_simplify): Don't add
27614 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27615 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27616 paradoxical subregs within *loc.
27618 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27620 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27621 -ftree-parallelize-loops={0,1}.
27622 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27623 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27624 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27625 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27626 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27628 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27631 * asan.c (instrument_derefs): If we get unknown location, extract it
27632 with EXPR_LOCATION.
27633 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27635 2016-04-08 Tom de Vries <tom@codesourcery.com>
27637 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27638 implicit firstprivate clause.
27640 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27643 * config/arm/thumb2.md (tst + branch-> lsls + branch
27644 peephole below *orsi_not_shiftsi_si): Require that condition
27645 register is dead after the peephole.
27646 (second peephole after the above): Likewise.
27648 2016-04-08 Alan Modra <amodra@gmail.com>
27651 * builtins.c (fold_builtin_classify): For IBM extended precision,
27652 look at just the high-order double to test for NaN.
27653 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27654 test just the high double for Inf but both doubles for subnormal
27657 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27659 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27660 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27661 node->simdclone->mask_mode != VOIDmode masks.
27662 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27663 earlier, use it instead of node->simdclone.
27664 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27665 Set clonei->mask_mode.
27667 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27670 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27671 Pass it through to cp_parser_already_scoped_statement.
27672 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27673 it through to cp_parser_statement.
27674 (cp_parser_statement): Pass IF_P through to
27675 cp_parser_iteration_statement.
27676 (cp_parser_pragma): Adjust call to
27677 cp_parser_iteration_statement.
27679 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27682 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27683 resolve a future -Wparentheses warning.
27684 * omp-low.c (scan_sharing_clauses): Likewise.
27685 * tree-parloops.c (eliminate_local_variables): Likewise.
27687 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27689 PR rtl-optimization/70398
27690 * lra-constraints.c (process_address_1): Check zero scale and code
27691 for reloading with zero scale.
27693 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27695 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27696 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27698 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27700 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27701 Add support for AVX512F clones, include them by default for
27702 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27703 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27706 PR middle-end/70550
27707 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27708 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27709 firstprivate clauses.
27710 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27711 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27712 (lower_omp_target): Set TREE_NO_WARNING for
27713 non-addressable possibly uninitialized vars which are copied into
27714 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27716 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27718 * config/pa/predicates.md (integer_store_memory_operand): Accept
27719 REG+D operands with a large offset when reload_in_progress is true.
27720 (floating_point_store_memory_operand): Likewise.
27722 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27725 * match.pd (nested int casts): Limit to GIMPLE.
27727 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27730 * ipa-devirt.c (maybe_record_node): Fix comment; use
27731 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27733 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27735 PR rtl-optimization/70542
27736 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27737 if there are any uses other than insn or debug insns.
27739 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27740 Jakub Jelinek <jakub@redhat.com>
27742 PR tree-optimization/70509
27743 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27744 Shift HOST_WIDE_INT_1U instead of 1.
27746 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27748 PR tree-optimization/70509
27749 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27750 of the vector base type for index.
27752 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27755 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27757 2016-04-05 Richard Biener <rguenther@suse.de>
27759 PR tree-optimization/70526
27760 * tree-sra.c (build_ref_for_offset): Use prev_base to
27761 extract the alias pointer type.
27763 2016-04-05 Richard Biener <rguenther@suse.de>
27765 * dse.c (struct store_info): Remove alias_set member.
27766 (struct read_info_type): Likewise.
27767 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27768 spill_deleted, clear_alias_set_lookup): Remove.
27769 (get_group_info): Remove dead base == NULL_RTX case.
27770 (dse_step0): Remove initialization of removed variables.
27771 (delete_dead_store_insn): Reomve alias set dumping.
27772 (free_read_records): Remove alias_set handling.
27773 (canon_address): Remove alias_set_out parameter.
27774 (record_store): Remove spill_alias_set, it's always zero.
27775 (check_mem_read_rtx): Likewise.
27776 (dse_step2): Rename from ...
27777 (dse_step2_nospill): ... this. Adjust.
27778 (scan_stores): Rename from ...
27779 (scan_stores_nospill): ... this.
27780 (scan_reads): Rename from ...
27781 (scan_reads_nospill): ... this.
27782 (scan_stores_spill, scan_reads_spill): Remove.
27783 (dse_step3_scan): Remove for_spills argument which is always false.
27784 (dse_step3): Likewise.
27785 (dse_step5): Rename from ...
27786 (dse_step5_nospill): ... this. Remove alias_set handling.
27787 (rest_of_handle_dse): Adjust.
27789 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27792 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27793 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27794 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27795 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27797 2016-04-05 Richard Biener <rguenther@suse.de>
27799 PR middle-end/70499
27800 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27801 non-register type temporaries into SSA.
27803 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27806 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27807 calls when sanitizing.
27808 (possible_polymorphic_call_target_p): Fix formatting.
27810 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27811 Jakub Jelinek <jakub@redhat.com>
27813 PR middle-end/70457
27814 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27815 to ensure a call statement is compatible with a built-in's
27817 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27820 2016-04-04 Richard Biener <rguenther@suse.de>
27822 PR rtl-optimization/70484
27823 * rtl.h (canon_output_dependence): Declare.
27824 * alias.c (canon_output_dependence): New function.
27825 * dse.c (record_store): Use canon_output_dependence rather
27826 than canon_true_dependence.
27828 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27831 * cgraph.h (symtab_node::copy_visibility_from): New function.
27832 * symtab.c (symtab_node::copy_visibility_from): New function.
27833 * ipa-visibility.c (optimize_weakref): New function.
27834 (function_and_variable_visibility): Use it.
27836 2016-04-04 Martin Liska <mliska@suse.cz>
27839 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27840 value that is really in range handled by SBR instruction.
27841 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27842 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27843 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27845 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27849 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27850 set, but not for SP_REG operands.
27852 2016-04-02 Martin Sebor <msebor@redhat.com>
27855 * fold-const.c (maybe_nonzero_address): New function.
27856 (fold_comparison): Call it. Fold equality and relational
27857 expressions involving null pointers.
27858 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27860 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27862 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27863 the "Y" constraint (scalar FP 0.0 immediate).
27865 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27866 Add the "const_double" to the list of operand constraints.
27868 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27870 PR rtl-optimization/70467
27871 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27872 If low word of the last operand is 0, just emit addition/subtraction
27875 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27878 * config/s390/s390.c (s390_expand_insv): Check for everything
27879 constant instead of just VOIDmode stuff.
27881 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27884 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27886 2016-04-01 Nathan Sidwell <nathan@acm.org>
27888 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27890 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27892 PR rtl-optimization/70461
27893 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27896 2016-03-31 Martin Liska <mliska@suse.cz>
27899 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27900 a tree value or an immediate integer value to a buffer
27901 that is eventually copied to a BRIG section.
27902 (emit_immediate_operand): Call the function here.
27903 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27904 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27905 of class' fields that are removed.
27906 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27907 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27908 m_brig_repr_size fields.
27910 2016-03-31 Martin Liska <mliska@suse.cz>
27913 * hsa-gen.c (hsa_function_representation::update_dominance): New
27915 (convert_addr_to_flat_segment): Likewise.
27916 (gen_hsa_memory_set): New alignment argument.
27917 (gen_hsa_ctor_assignment): Likewise.
27918 (gen_hsa_insns_for_single_assignment): Provide alignment
27919 to gen_hsa_ctor_assignment.
27920 (gen_hsa_insns_for_direct_call): Add new argument.
27921 (expand_lhs_of_string_op): New function.
27922 (expand_string_operation_builtin): Likewise.
27923 (expand_memory_copy): New function.
27924 (expand_memory_set): New function.
27925 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27926 (convert_switch_statements): Change signature.
27927 (generate_hsa): Use a return value of the function.
27928 (pass_gen_hsail::execute): Do not call
27929 convert_switch_statements here.
27930 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27931 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27932 (hsa_function_representation::update_dominance): New function.
27934 2016-03-31 Martin Liska <mliska@suse.cz>
27937 * hsa-brig.c (emit_directive_variable): Emit alignment
27938 according to hsa_symbol::m_align.
27939 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27940 (dump_hsa_symbol): Dump alignment of HSA symbols.
27941 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27942 (gen_hsa_addr_with_align): New function.
27943 (hsa_bitmemref_alignment): Use newly added function.
27944 (gen_hsa_insns_for_load): Likewise.
27945 (gen_hsa_insns_for_store): Likewise.
27946 (gen_hsa_memory_copy): New argument added.
27947 (gen_hsa_insns_for_single_assignment): Respect
27948 alignment for assignments processed via gen_hsa_memory_copy.
27949 (gen_hsa_insns_for_direct_call): Likewise.
27950 (gen_hsa_insns_for_return): Likewise.
27951 (gen_function_def_parameters): Set default alignment.
27952 * hsa.c (hsa_object_alignment): New function.
27953 (hsa_byte_alignment): Pasted function.
27954 * hsa.h (hsa_symbol::m_align): New field.
27956 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27958 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27959 scratch field for goto case.
27961 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27963 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27965 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27968 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27969 (scalar_chain::convert_insn): Call convert_op for reg
27970 moves to handle undefined registers.
27972 2016-03-31 Nathan Sidwell <nathan@acm.org>
27975 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27976 Assert we don't want to move backwards.
27978 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27981 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27983 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27985 PR rtl-optimization/70460
27986 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27987 with operand from REG_LABEL_OPERAND, instead substitute
27988 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27989 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27991 2016-03-31 Martin Liska <mliska@suse.cz>
27993 * passes.c (execute_one_pass): Do not call
27994 todo_after for a discarded function.
27996 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27998 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27999 (no_cost, infinite_cost): Initialize the new field.
28000 (get_computation_cost_at): Record setup cost.
28001 (determine_use_iv_cost_address): Skip cost computation for sub
28002 uses if we can estimate it without losing accuracy.
28004 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28006 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28008 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28009 max_loop_iterations_int.
28010 (tree_unswitch_outer_loop): Likewise.
28011 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28012 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28014 2016-03-30 Richard Biener <rguenther@suse.de>
28016 PR middle-end/70450
28017 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
28019 2016-03-30 Jakub Jelinek <jakub@redhat.com>
28022 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
28023 in gen_blendm expander.
28025 2016-03-30 Nick Clifton <nickc@redhat.com>
28028 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
28029 case where we are already provided with an SImode SUBREG.
28031 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
28034 * config/i386/i386.c (ix86_expand_epilogue): Properly check
28035 conflict between DRAP register and __builtin_eh_return.
28037 2016-03-30 Michael Matz <matz@suse.de>
28038 Richard Biener <rguenther@suse.de>
28041 * ipa-polymorphic-call.c (struct type_change_info): Change
28042 speculative to an unsigned allowing to limit the work we do.
28043 (csftc_abort_walking_p): New inline function..
28044 (check_stmt_for_type_change): Limit the number of may-defs
28045 skipped for speculative devirtualization to
28046 max-speculative-devirt-maydefs.
28047 * params.def (max-speculative-devirt-maydefs): New param.
28048 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
28050 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
28053 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
28056 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
28058 PR tree-optimization/59124
28059 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
28060 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
28062 2016-03-29 Jeff Law <law@redhat.com>
28064 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
28066 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28068 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
28071 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
28073 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
28074 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
28075 gcrt0.o if linking dynamically.
28077 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28080 * ipa-devirt.c (methods_equal_p): New function.
28081 (compare_virtual_tables): Use it.
28082 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28083 * cgraphclones.c (clone_function_name_1): Use
28084 symbol_table::symbol_suffix_separator.
28085 * coverage.c (build_var): Likewise.
28086 * symtab.c (symbol_table::symbol_suffix_separator): New.
28088 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28090 PR rtl-optimization/70429
28091 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28092 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28093 mode != result_mode.
28096 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28098 PR tree-optimization/70405
28099 * ssa-iterators.h (num_imm_uses): Add missing braces.
28101 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28103 PR rtl-optimization/68695
28104 * ira-color.c (allocno_copy_cost_saving): New.
28105 (improve_allocation): Use it.
28107 2016-03-29 Richard Henderson <rth@redhat.com>
28109 PR middle-end/70355
28110 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28112 2016-03-29 Richard Biener <rguenther@suse.de>
28114 PR middle-end/70424
28115 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28116 use alignment returned by get_pointer_alignment_1 if it is
28117 bigger than BITS_PER_UNIT.
28118 * builtins.c (get_pointer_alignment_1): Do not return true
28119 for alignment extracted from SSA info.
28121 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28123 * config/ft32/ft32.opt (mnodiv): New.
28124 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28125 * doc/invoke.texi (FT32 Options -mnodiv): New.
28127 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28130 * config/i386/i386.md (define_split, andn): Fix modes.
28132 2016-03-26 Richard Biener <rguenther@suse.de>
28133 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28136 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28138 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28139 as 2nd argument to cl_optimization_restore().
28141 2016-03-25 Richard Henderson <rth@redhat.com>
28144 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28145 * config/aarch64/aarch64-protos.h: Declare it.
28146 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28148 2016-03-25 Alan Modra <amodra@gmail.com>
28151 * config/rs6000/constraints.md (j): Simplify.
28152 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28154 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28155 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28156 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28157 in all constraint alternatives.
28158 (movtd_64bit_nodm): Delete "j" constraint alternative.
28160 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28162 * tree-ssa-propagate.c: Enhance docs for
28163 SSA_PROP_NOT_INTERESTING.
28165 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28167 * doc/extend.texi: Fix typo in documentation to pure attribute.
28169 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28172 * config/pa/pa.md (bswapdi2): Use a scratch register.
28174 2016-03-24 Richard Henderson <rth@redhat.com>
28176 PR middle-end/69845
28177 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28180 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28182 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28183 using ix86_expand_binary_operator instead of gen_andsi3.
28185 2016-03-24 Richard Biener <rguenther@suse.de>
28187 PR tree-optimization/70396
28188 * tree-vect-stmts.c (vectorizable_comparison): Use
28189 get_vectype_for_scalar_type.
28191 2016-03-24 Richard Biener <rguenther@suse.de>
28193 PR middle-end/70370
28194 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28195 with register bases.
28197 2016-03-24 Richard Biener <rguenther@suse.de>
28199 PR tree-optimization/70372
28200 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28201 build_all_ones_cst to also handle vector types correctly.
28203 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28206 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28209 2016-03-23 Marek Polacek <polacek@redhat.com>
28212 * doc/invoke.texi: Document -Wignored-attributes.
28214 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28216 PR tree-optimization/69042
28217 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28218 parameter from 30 to 40.
28220 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28222 PR tree-optimization/69042
28223 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28224 for use with constant offset stripped in base.
28226 2016-03-23 Richard Biener <rguenther@suse.de>
28228 PR middle-end/70251
28229 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28230 mode compatibility check.
28231 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28233 2016-03-23 Jeff Law <law@redhat.com>
28235 PR tree-optimization/64058
28236 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28238 (struct ssa_conflicts): Move up earlier in the file.
28239 (conflicts_, var_map_): New static variables.
28240 (initialize_conflict_count): New function to initialize the
28241 CONFLICT_COUNT field for each conflict pair.
28242 (compare_pairs): Lazily initialize the conflict count and use it
28243 as the first tie-breaker.
28244 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28245 and wipe conflicts_ and map_ around the call to qsort. Remove
28246 special case for 2 coalesce pairs.
28247 * bitmap.c (bitmap_count_unique_bits): New function.
28248 (bitmap_count_bits_in_word): New function, extracted from
28250 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28251 * bitmap.h (bitmap_count_unique_bits): Declare it.
28253 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28256 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28257 transparent alias chain for decl assembler name.
28258 * config/sol2.c (solaris_assemble_visibility): Likewise.
28260 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28262 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28264 (v10_fdivs): Likewise.
28265 (v10_fdivd): Likewise.
28267 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28270 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28271 to not call fclose twice on file.
28273 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28275 PR tree-optimization/70354
28276 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28277 oprnd0 is wider than oprnd1 and there is a cast from the wider
28278 type to oprnd1, mask it with the mask of the narrower type.
28281 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28282 Optimize TARGET_STV splitters, if high or low word of last argument
28285 2016-03-22 Jeff Law <law@redhat.com>
28288 tree-ssa-threadbackward.c
28289 (fsm_find_control_statement_thread_paths): Correctly distinguish
28290 between old style jump threads vs FSM jump threads.
28292 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28295 * config/i386/i386.c (scalar_chain::convert_op): Support
28296 uninitialized register usage case.
28298 2016-03-22 Richard Biener <rguenther@suse.de>
28300 PR middle-end/70251
28301 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28303 (capture::gen_transform): ... to change behavior when substituting
28304 a condition into cond or not-cond expr context.
28305 (dt_simplify::gen_1): Adjust.
28306 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28307 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28308 last change and instead change to
28309 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28310 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28312 2016-03-22 Anthony Green <green@moxielogic.com>
28314 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28315 issue for moxiebox targets.
28316 (CC1PLUS_SPEC): Ditto.
28318 2016-03-22 Richard Biener <rguenther@suse.de>
28320 PR middle-end/70333
28321 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28324 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28326 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28328 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28331 * config/i386/i386.c (def_builtin): Handle
28332 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28334 (const struct builtin_description bdesc_special_args[]):
28335 Remove duplicate ISA bits.
28337 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28340 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28341 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28342 in a way that works also for AVX512BW.
28345 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28346 instead of source if operands[1] is xmm16 and above and
28347 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28348 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28351 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28352 on assign if (*from_p) is a comparison, set it to
28353 TREE_NO_WARNING (*from_p).
28355 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28357 PR middle-end/70326
28358 * lra.c (restore_scratches): Ignore deleted insns.
28360 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28361 Jakub Jelinek <jakub@redhat.com>
28363 PR tree-optimization/70317
28364 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28367 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28370 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28371 of ix86_expand_move.
28373 (movti): Use general_operand for operand 1 predicate.
28375 2016-03-21 Martin Liska <mliska@suse.cz>
28377 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28379 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28381 2016-03-21 Martin Liska <mliska@suse.cz>
28384 * ipa-icf.c (sem_function::parse): Skip static
28385 constructors and destructors.
28387 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28390 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28391 function-like macro, peek following token(s) if it is followed
28392 by CPP_OPEN_PAREN token with optional padding in between, and
28393 if not, don't treat it like a macro.
28395 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28396 Alexander Monakov <amonakov@ispras.ru>
28398 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28399 for the stabs debug format.
28401 2016-03-21 Richard Biener <rguenther@suse.de>
28403 PR tree-optimization/70310
28404 * tree-vect-generic.c (expand_vector_condition): Fold the built
28407 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28410 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28411 Block third alternative for AVX-512VL target,
28413 2016-03-21 Martin Liska <mliska@suse.cz>
28416 * hsa-brig.c (emit_function_directives): Mark unemitted
28417 global variables for emission.
28418 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28419 (get_symbol_for_decl): Likewise.
28420 * hsa.h (struct hsa_symbol): New flag.
28422 2016-03-21 Richard Biener <rguenther@suse.de>
28424 PR tree-optimization/70288
28425 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28426 we do not estimate unsimplified all-constant conditionals or
28427 switches as optimized away.
28429 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28431 PR rtl-optimization/69102
28432 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28433 when we have a readonly dependency context.
28435 2016-03-18 Jeff Law <law@redhat.com>
28437 PR rtl-optimization/70263
28438 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28439 (update_equiv_regs): When trying to move a store to after the insn
28440 that sets the source of the store, make sure the store occurs after
28441 the insn that sets the source of the store. When successful note
28442 the REG_EQUIV note created in the dump file.
28444 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28445 Bernd Schmidt <bschmidt@redhat.com>
28447 * doc/extend.texi: Document more potential problems with basic asms.
28449 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28451 PR rtl-optimization/70278
28452 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28455 2016-03-18 Jason Merrill <jason@redhat.com>
28457 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28459 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28461 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28462 values to 128b regs.
28464 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28466 PR tree-optimization/70252
28467 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28468 boolean vector has a proper number of elements.
28469 (supportable_narrowing_operation): Likewise.
28471 2016-03-18 Tom de Vries <tom@codesourcery.com>
28474 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28476 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28478 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28479 instead of replace_rtx for DEBUG_INSNs.
28481 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28483 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28484 load type reservations.
28486 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28489 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28490 define_constraint for "Q" and "T" constraints.
28492 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28494 Tweak the pipeline model for Exynos M1
28496 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28499 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28502 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28503 where one or both locations aren't within a line_map.
28505 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28508 * opts.c (finish_options): Don't set flag_pie to the default if
28509 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28512 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28514 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28515 true as ALL_REGS argument to replace_rtx.
28517 2016-03-17 Richard Biener <rguenther@suse.de>
28520 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28523 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28526 * rtl.h (replace_rtx): Add ALL_REGS argument.
28527 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28528 equality and assert mode is the same, instead of just rtx pointer
28530 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28531 true as ALL_REGS argument to replace_rtx.
28533 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28535 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28536 for boolean vector with vector mode only.
28537 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28539 2016-03-17 Nick Clifton <nickc@redhat.com>
28542 * config/rx/rx.c (rx_print_integer): Print negative constants in
28545 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28548 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28550 2016-03-16 Richard Henderson <rth@redhat.com>
28551 Richard Biener <rguenth@suse.de>
28553 PR middle-end/70240
28554 PR middle-end/68215
28556 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28557 first operand as is_gimple_condexpr.
28559 PR middle-end/70240
28560 PR middle-end/68215
28562 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28563 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28564 Do not gimplify the result.
28565 (do_unop): Adjust call to tree_vec_extract.
28566 (do_binop): Likewise.
28567 (do_compare): Likewise.
28568 (do_plus_minus): Likewise.
28569 (do_negate): Likewise.
28570 (expand_vector_condition): Likewise.
28571 (do_cond): Likewise.
28573 2016-03-16 Richard Henderson <rth@redhat.com>
28576 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28577 (aarch64_classify_address): Use it.
28578 (aarch64_legitimize_address): Force all subexpressions of PLUS
28579 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28581 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28582 Richard Biener <rguenth@suse.de>
28585 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28586 return to even if only REGNO is equal, and assert
28589 2016-03-11 Jeff Law <law@redhat.com>
28591 PR rtl-optimization/70224
28592 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28594 2016-03-16 Richard Henderson <rth@redhat.com>
28596 PR middle-end/70199
28597 * function.h (struct function): Add has_forced_label_in_static.
28598 * gimplify.c (force_labels_r): Set it.
28599 * lto-streamer-in.c (input_struct_function_base): Read it.
28600 * lto-streamer-out.c (output_struct_function_base): Write it.
28601 * tree-inline.c (has_label_address_in_static_1): Remove.
28602 (copy_forbidden): Remove fndecl parameter; test
28603 has_forced_label_in_static.
28604 (inline_forbidden_p): Update call to copy_forbidden.
28605 (tree_versionable_function_p): Likewise.
28606 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28607 (chkp_versioning): Likewise.
28608 * tree-inline.h (copy_forbidden): Update decl.
28610 2016-03-16 Marek Polacek <polacek@redhat.com>
28613 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28614 function being thunked if the result type doesn't have fixed size.
28615 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28616 doesn't have fixed size.
28618 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28620 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28621 reporting malformed loop nest.
28623 2016-03-16 Tom de Vries <tom@codesourcery.com>
28626 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28627 nodes.length () == 1 test to before first nodes[0] access.
28629 2016-03-16 Tom de Vries <tom@codesourcery.com>
28631 PR tree-optimization/68715
28632 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28633 single_pred_p test.
28635 2016-03-16 Tom de Vries <tom@codesourcery.com>
28637 PR tree-optimization/68809
28638 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28641 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28642 Sandra Loosemore <sandra@codesourcery.com>
28644 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28645 on leaf attribute. Mention ELF interposition problems.
28647 2016-03-16 Alan Modra <amodra@gmail.com>
28649 PR rtl-optimization/69195
28650 PR rtl-optimization/47992
28651 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28654 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28657 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28659 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28661 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28663 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28665 PR rtl-optimization/70222
28666 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28667 optimization if mode is different from result_mode, queue up masking
28668 of the result in outer_op. Formatting fix.
28670 PR middle-end/70239
28671 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28674 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28676 PR rtl-optimization/69032
28677 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28678 looping backwards over basic block insns.
28680 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28683 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28684 to non-speculative when propagating trap bits.
28686 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28688 PR rtl-optimization/63384
28689 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28690 DEBUG_INSN_P insns.
28692 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28695 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28696 factored out from ...
28697 (sched_analyze_insn): ... here.
28698 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28699 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28700 get_implicit_reg_pending_clobbers in it.
28701 (setup_id_reg_sets): Use setup_id_implicit_regs.
28702 (deps_init_id): Ditto.
28704 2016-03-15 Tom de Vries <tom@codesourcery.com>
28707 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28709 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28710 execute_function_dump.
28711 (execute_one_pass): Don't dump function if it will be dumped after ipa
28714 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28716 * genrecog.c (match_pattern_2): If pred is NULL don't call
28717 safe_predicate_mode on it.
28719 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28721 PR middle-end/70219
28722 * lra-constraints.c (delete_move_and_clobber): Change assertion
28723 to also allow dregno == 0.
28725 2016-03-14 Richard Henderson <rth@redhat.com>
28728 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28729 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28730 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28731 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28734 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28737 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28739 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28741 * lra-constraints.c (split_reg): For hard regs, try to find the
28742 biggest single-register mode used in the function.
28744 2016-03-14 Richard Biener <rguenther@suse.de>
28746 PR tree-optimization/56365
28747 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28748 constants to compare against.
28750 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28753 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28754 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28755 (define_split for the GPR case): Use int_reg_operand instead of
28756 gpc_reg_operand for the output.
28758 2016-03-14 Tom de Vries <tom@codesourcery.com>
28760 PR tree-optimization/70045
28761 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28762 create_empty_if_region_on_edge argument.
28764 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28766 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28767 (STACK_CHECK_PROTECT): Likewise.
28768 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28769 (STACK_CHECK_PROTECT): Likewise.
28770 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28771 (STACK_CHECK_PROTECT): Likewise.
28772 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28773 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28774 (STACK_CHECK_PROTECT): Likewise.
28776 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28778 PR rtl-optimization/69307
28779 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28780 registers in modes that span more than one register.
28782 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28785 * lra-constraints.c (delete_move_and_clobber): New.
28786 (remove_inheritance_pseudos): Use it.
28788 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28791 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28792 the libcall is LCT_THROW.
28793 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28794 for the checking routine.
28796 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28799 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28800 optimization if we have direct move.
28801 (roundu32<mode>2_fprs): Likewise.
28803 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28806 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28808 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28809 Arguments swapped. All callers changed. Take reg_renumber into
28810 account, and Calculate and compare register ranges for hard regs.
28812 2016-03-11 Jeff Law <law@redhat.com>
28814 PR tree-optimization/70190
28815 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28816 Handle cases where we can not extract the taken edge, even though we
28817 found a constant value.
28819 PR tree-optimization/64058
28820 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28821 (num_coalesce_pairs): Move up earlier in file.
28822 (find_coalesce_pair): Initialize the INDEX field for each pair
28824 (compare_pairs): No longer sort on the elements in each pair.
28825 Instead break ties with the index of the coalesce pair.
28827 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28830 * config/aarch64/aarch64-protos.h
28831 (aarch64_save_restore_target_globals): New prototype.
28832 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28833 Call the above when popping pragma.
28834 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28836 (aarch64_set_current_function): Rewrite using the above.
28838 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28840 PR tree-optimization/70177
28841 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28842 (extract_ops_from_tree): ... this. In the 2 argument
28843 overload remove _1 suffix.
28844 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28845 (extract_ops_from_tree): ... this.
28846 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28848 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28849 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28850 extract_ops_from_tree instead of 2 operand one.
28852 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28854 PR tree-optimization/70013
28855 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28856 for constant-pool entries.
28858 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28860 PR rtl-optimization/70174
28861 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28862 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28864 PR tree-optimization/70169
28865 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28866 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28869 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28870 Jakub Jelinek <jakub@redhat.com>
28873 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28874 of uninitialized values.
28876 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28878 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28880 ("*trunctddd2"): New pattern definition.
28881 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28884 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28886 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28887 definitions for BFP and DFP rounding modes.
28888 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28889 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28890 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28891 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28894 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28896 * config/s390/constraints.md: Adjust comment.
28897 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28898 s390_decompose_addrstyle_without_index.
28899 * config/s390/predicates.md (shift_count_or_setmem_operand):
28900 Rename to setmem_operand.
28901 * config/s390/s390-protos.h
28902 (s390_decompose_shift_count): Rename to
28903 s390_decompose_addrstyle_without_index.
28904 * config/s390/s390.c (s390_decompose_shift_count)
28905 (s390_mem_constraint, print_shift_count_operand)
28906 (print_operand_address, print_operand): Rename
28907 s390_decompose_shift_count to
28908 s390_decompose_addrstyle_without_index and rename
28909 print_shift_count_operand to print_addrstyle_operand troughout the
28911 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28912 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28913 Rename shift_count_or_setmem_operand to setmem_operand.
28914 * config/s390/vx-builtins.md ("vec_insert<mode>")
28915 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28918 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28921 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28922 Handle overlapping retval and newval.
28924 2016-03-10 Nick Clifton <nickc@redhat.com>
28927 * config/aarch64/aarch64.c
28928 (aarch64_override_options_after_change_1): When forcing
28929 flag_omit_frame_pointer to be true, use a special value that can
28930 be detected if this function is called again, thus preventing
28931 flag_omit_leaf_frame_pointer from being forced to be false.
28933 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28935 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28936 Set x_flag_omit_leaf_frame_pointer when handling
28937 -momit-leaf-frame-pointer.
28939 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28942 * cgraph.c (cgraph_node::dump): Dump split_part and
28943 indirect_call_target.
28944 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28945 * ipa.c (has_addr_references_p): Cleanup.
28946 (is_indirect_call_target_p): New.
28947 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28948 called indirectly as local.
28949 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28951 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28954 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28955 on cxa_pure_virtual.
28957 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28960 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28962 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28965 * tree.c (need_assembler_name_p): Only record main variant type names.
28967 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28970 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28971 Always define to 0 or 1.
28972 (TARGET_FIX_ERR_A53_843419): New macro.
28973 * config/aarch64/aarch64-elf-raw.h
28974 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28975 * config/aarch64/aarch64-linux.h: Likewise.
28976 * config/aarch64/aarch64.c
28977 (aarch64_override_options_after_change_1): Do not default
28978 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28980 (aarch64_attributes): Handle fix-cortex-a53-843419.
28981 (aarch64_can_inline_p): Likewise.
28982 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28984 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28985 Jakub Jelinek <jakub@redhat.com>
28987 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28988 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28989 DECL_COMMONS if flag_unconstrained_commons is set.
28990 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28991 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28992 (funconstrained-commons): Document.
28994 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28996 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28997 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28999 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
29001 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
29002 has a proper number of elements.
29004 2016-03-10 Alan Modra <amodra@gmail.com>
29006 PR rtl-optimization/69195
29007 PR rtl-optimization/47992
29008 * ira.c (recorded_label_ref): Delete.
29009 (update_equiv_regs): Return void.
29010 (indirect_jump_optimize): New function.
29011 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
29012 before regstat_compute_ri. Don't rebuild_jump_labels here.
29013 Delete update_regstat.
29015 2016-03-10 Richard Biener <rguenther@suse.de>
29017 PR tree-optimization/70128
29018 * tree-ssa-structalias.c (set_uids_in_ptset): Set
29019 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
29021 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29023 PR tree-optimization/70152
29024 * tree-sra.c (replace_removed_params_ssa_names): Copy over
29025 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
29028 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
29029 instead of gen_sse2_loadlpd.
29030 * config/i386/sse.md (*vec_concatv2df): Rename to...
29031 (vec_concatv2df): ... this.
29033 PR tree-optimization/70127
29034 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
29036 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29040 * diagnostic-show-locus.c (compatible_locations_p): New function.
29041 (layout::layout): Sanitize ranges using compatible_locations_p.
29043 2016-03-09 David Malcolm <dmalcolm@redhat.com>
29047 * diagnostic-show-locus.c (layout_range::layout_range): Replace
29048 location_range param with three const expanded_locations * and a
29050 (layout::layout): Replace call to
29051 rich_location::lazily_expand_location with get_expanded_location.
29052 Extract the range and perform location expansion here, passing
29053 the results to the layout_range ctor.
29054 * diagnostic.c (source_range::debug): Delete.
29055 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
29056 of rich_location::get_expanded_location.
29057 * gcc-rich-location.c (get_range_for_expr): Delete.
29058 (gcc_rich_location::add_expr): Reimplement to avoid the
29059 rich_location::add_range overload that took a location_range,
29060 passing a location_t instead.
29062 2016-03-09 Richard Biener <rguenther@suse.de>
29063 Jakub Jelinek <jakub@redhat.com>
29065 PR tree-optimization/70138
29066 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
29067 Also skip vect_double_reduction_def.
29069 2016-03-09 Jakub Jelinek <jakub@redhat.com>
29072 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
29073 if the operand is "m".
29075 2016-03-09 Nathan Sidwell <nathan@acm.org>
29077 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29079 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29081 * config/i386/i386.c (processor_target_table): Fix cost table
29082 intialization order for znver1.
29084 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29086 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29087 - becuase -> because.
29088 * ipa-reference.c (ignore_module_statics): Likewise.
29089 * cgraph.c (cgraph_node::get_body): Likewise.
29090 * ipa-inline.c (early_inliner): Likewise.
29091 * ipa-devirt.c (types_same_for_odr): Likewise.
29092 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29093 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29095 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29097 * tree-ssa-math-opts.c: Fix typo in comment.
29099 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29102 * config/i386/i386.c (scalar_chain::make_vector_copies,
29103 scalar_chain::convert_reg): Call end_sequence in between
29104 get_insns and emit_conversion_insns rather than after both
29107 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29110 * config/i386/i386.h (machine_function): Add
29111 pc_thunk_call_expanded flag.
29112 (ix86_pc_thunk_call_expanded): New define.
29113 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29114 (*set_got): Rename insn pattern from set_got.
29115 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29116 * config/i386/i386.c (ix86_compute_frame_layout): Use
29117 ix86_pc_thunk_call_expanded to prevent red-zone.
29119 2016-03-07 Martin Jambor <mjambor@suse.cz>
29121 * hsa.h (hsa_get_ctor_statements): Declare.
29122 (hsa_get_dtor_statements): Likewise.
29123 (hsa_get_kernel_dispatch_type): Likewise.
29124 * hsa.c (hsa_get_ctor_statements): New function.
29125 (hsa_get_dtor_statements): Likewise.
29126 (hsa_get_kernel_dispatch_type): Likewise.
29127 * hsa-brig.c (hsa_cdtor_statements): Removed.
29128 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29129 hsa_get_dtor_statements.
29130 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29131 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29133 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29135 * config/arm/arm-cores.def (cortex-r8): New.
29136 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29137 * config/arm/arm-tune.md: Likewise.
29138 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29140 2016-03-07 Martin Sebor <msebor@redhat.com>
29142 PR rtl-optimization/19705
29143 * doc/invoke.texi (Options That Control Optimization): Clarify
29144 -fno-branch-count-reg.
29146 2016-02-26 Richard Biener <rguenther@suse.de>
29147 Jeff Law <law@redhat.com>
29149 PR tree-optimization/69740
29150 * cfghooks.c (remove_edge): Request loop fixups if we delete
29151 an edge that might turn an irreducible loop into a natural
29153 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29154 Move after definition of loops_state_clear.
29156 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29158 PR rtl-optimization/69052
29159 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29162 2016-03-07 Tom de Vries <tom@codesourcery.com>
29164 PR tree-optimization/70116
29165 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29166 is_tm_ending stmts and ubsan/asan internal functions.
29167 (find_duplicate): Use it. Don't test is_tm_ending here.
29169 2016-03-07 Richard Biener <rguenther@suse.de>
29171 PR tree-optimization/70115
29172 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29173 (propagate_constants_for_unrolling): Use replace_uses_by.
29175 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29177 PR middle-end/69916
29178 * omp-low.c (struct oacc_loop): Add ifns.
29179 (new_oacc_loop_raw): Initialize it.
29180 (finish_oacc_loop): Clear mask & flags if no ifns.
29181 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29182 (oacc_loop_xform_loop): Add ifns arg & adjust.
29183 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29185 2016-03-07 Richard Henderson <rth@redhat.com>
29188 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29189 (insert_value_copy_on_edge): Likewise.
29191 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29193 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29195 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29198 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29200 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29202 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29204 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29206 Fix sseimul type attribute.
29207 * config/i386/znver1.md
29208 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29209 znver1_sseimul_avx256_load) : Fix the type attribute.
29210 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29211 pipe usage and latency.
29213 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29216 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29217 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29220 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29223 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29225 PR rtl-optimization/69941
29226 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29227 the reg share its mode.
29229 2016-03-04 Jeff Law <law@redhat.com>
29231 PR tree-optimization/69196
29232 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29233 If the both SSA_NAMEs are anonymous, then consider them unassociated
29234 and include the PHI in the statement count.
29236 2016-03-05 Tom de Vries <tom@codesourcery.com>
29238 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29239 construct in oacc routine. Check for oacc region in oacc routine.
29241 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29244 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29245 2016-02-22 changes, instead don't recurse if RECUR is already true.
29246 Don't change *dynamic_check if RECUR. Adjust recursive caller
29247 to pass true to the new argument.
29248 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29251 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29252 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29254 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29256 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29258 PR rtl-optimization/57676
29259 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29260 with flag_checking.
29262 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29264 * tree-vect-patterns.c (search_type_for_mask): Handle
29265 comparison of booleans.
29267 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29269 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29273 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29274 all other ops that have dw_val_class_die_ref operands,
29275 and DW_OP_GNU_entry_value.
29277 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29279 PR rtl-optimization/69904
29280 * config/arm/arm.c (arm_cannot_copy_insn_p):
29281 Return true for load-exclusive instructions.
29283 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29286 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29287 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29288 the pattern no matter if it is used just by non-pattern, pattern
29290 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29291 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29292 oprnd1 def_stmt is in pattern, don't look through it.
29294 2016-03-03 Marek Polacek <polacek@redhat.com>
29296 PR middle-end/70050
29297 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29299 2016-03-03 Martin Liska <mliska@suse.cz>
29301 PR tree-optimization/70043
29302 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29303 previous statement if we see a debug statement.
29305 2016-03-03 Richard Biener <rguenther@suse.de>
29307 PR tree-optimization/55936
29308 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29309 parameter and guard unsafe equivalence use.
29310 (vrp_evaluate_conditional_warnv_with_ops): Always use
29311 safe equivalences but not via the quadratic compare_names
29314 2016-03-03 Michael Collison <michael.collison@linaro.org>
29317 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29318 for operand 1 to s_register_operand. Change predicate for operand
29319 2 to arm_not_immediate_operand.
29321 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29323 * doc/tm.texi: Regenerated.
29325 2016-03-02 Richard Henderson <rth@redhat.com>
29328 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29329 simplification when all args are positive non-fixed registers.
29331 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29333 * target.def (lra_p): Specify that new ports should use LRA.
29335 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29338 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29339 gimplify_type_sizes the type they refer to.
29340 (omp_notice_variable): Handle reference vars to VLAs.
29341 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29342 reference to VLA decls in the second pass instead of first pass.
29344 2016-03-02 Tom de Vries <tom@codesourcery.com>
29346 PR tree-optimization/68659
29347 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29348 new_expr == NULL_TREE.
29349 (get_new_name): Handle ADDR_EXPR.
29351 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29353 PR rtl-optimization/69052
29354 * loop-invariant.c (canonicalize_address): New function.
29355 (inv_can_prop_to_addr_use): Check validity of address expression
29356 which is canonicalized by above function.
29358 2016-03-02 Alan Modra <amodra@gmail.com>
29361 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29364 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29367 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29368 (*movhi_internal): Put mask moves from and to memory separately
29369 from moves from/to GPRs.
29371 2016-03-02 Richard Biener <rguenther@suse.de>
29373 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29374 GENERIC expressions in GIMPLE.
29376 2016-03-02 Richard Biener <rguenther@suse.de>
29378 * config/i386/i386.c (type_natural_mode): Fix typo.
29380 2016-03-02 Nick Clifton <nickc@redhat.com>
29382 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29384 2016-03-02 Richard Biener <rguenther@suse.de>
29385 Uros Bizjak <ubizjak@gmail.com>
29388 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29390 2016-03-02 Richard Biener <rguenther@suse.de>
29392 PR middle-end/67278
29393 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29395 2016-03-02 Marek Polacek <polacek@redhat.com>
29398 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29399 "is promoted to" warning.
29401 2016-03-01 DJ Delorie <dj@redhat.com>
29403 * config.gcc: Deprecate mep-*.
29405 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29407 PR middle-end/70025
29408 * lra-constraints.c (regno_val_use_in): New.
29409 (match_reload): Use it instead of regno_use_in.
29411 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29413 PR rtl-optimization/70007
29414 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29415 references present in REG_EQUAL notes attached to non-SET patterns.
29417 2016-03-01 Jeff Law <law@redhat.com>
29419 PR tree-optimization/69196
29420 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29421 Appropriately clamp the number of statements to copy when the
29422 thread path does not traverse a loop backedge.
29424 PR tree-optimization/69196
29425 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29426 Do count some PHIs in the thread path against the insn count. Decrease
29427 final statement count by one as the control statement in the last
29428 block will get removed. Remove special cased code for handling PHIs
29431 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29434 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29435 asm dialect alternatives to explicit GOTPCREL calls.
29437 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29440 * ira.c (do_reload): Issue warning for generic stack checking here...
29441 * reload1.c (reload): ...instead of here and streamline it.
29443 2016-03-01 Nick Clifton <nickc@redhat.com>
29445 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29447 2016-03-01 Richard Biener <rguenther@suse.de>
29449 PR tree-optimization/69983
29450 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29451 types and fall back to operand_equal_p.
29453 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29456 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29458 * config/s390/constraints.md ("jm8"): New constraint.
29459 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29461 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29463 ("*setmem_long<setmem_and>"): New pattern.
29464 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29466 ("*setmem_long_31z<setmem_and>"): New pattern.
29467 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29468 New substitution rules with the required attributes.
29471 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29474 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29476 * gensupport.c (process_substs_on_one_elem): Split loop to
29477 complete mark_operands_used_in_match_dup on all expressions in the
29479 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29480 and remove function.
29482 2016-03-01 Richard Biener <rguenther@suse.de>
29484 PR middle-end/70022
29485 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29486 vector BIT_FIELD_REF extract.
29488 2016-03-01 Richard Biener <rguenther@suse.de>
29490 PR tree-optimization/69994
29491 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29493 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29495 PR tree-optimization/69956
29496 * tree-vect-stmts.c (supportable_widening_operation): Support
29497 multi-step conversion of boolean vectors.
29498 (supportable_narrowing_operation): Likewise.
29500 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29502 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29505 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29507 * config/s390/subst.md (DSI_VI): New mode iterator.
29508 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29509 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29510 the insn definition.
29511 ("*vec_set<mode>"): Change predicate and add alternative to
29512 support only either register or const_int operands as element
29514 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29516 ("vec_extract<mode>"): New expander.
29517 ("*vec_extract<mode>"): New insn definition supporting reg and
29518 const_int element selectors.
29519 ("*vec_extract<mode>_plus"): New insn definition supporting
29520 reg+const_int element selectors.
29521 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29522 following expander+insn definition.
29523 ("<vec_shifts_name><mode>3"): New expander.
29524 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29526 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29528 * config/s390/s390.md ("*tabort_1"): Change predicate to
29529 nonmemory_operand. Add a second alternative to cover
29530 register as well as const int operands.
29531 ("*tabort_1_plus"): New pattern definition.
29533 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29535 * config/s390/s390.md ("*ashrdi3_cc_31")
29536 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29537 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29538 Merge insn definitions into ...
29539 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29540 New pattern definition.
29541 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29542 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29543 ("*ashr<mode>3_and"): Merge insn definitions into ...
29544 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29545 New pattern definition.
29546 * config/s390/subst.md ("addr_style_op_cc_subst")
29547 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29548 substitutions patterns plus attributes.
29549 Add ashiftrt to SUBST iterator.
29551 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29553 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29554 op2 to nonmemory_operand.
29555 ("*<shift>di3_31", "*<shift>di3_31_and"):
29556 Merge into single pattern definition ...
29557 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29558 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29559 pattern definition ...
29560 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29561 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29564 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29566 * config/s390/predicates.md (const_int_6bitset_operand): New
29568 * config/s390/s390.md: Include subst.md.
29569 ("rotl<mode>3"): New expander.
29570 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29572 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29573 * config/s390/subst.md: New file.
29575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29577 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29578 Remove RRR type. It doesn't really exist.
29579 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29581 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29582 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29583 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29584 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29585 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29586 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29587 `enabled' attribute.
29589 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29591 * gensupport.c (process_substs_on_one_elem): Split loop to
29592 complete mark_operands_used_in_match_dup on all expressions in the
29594 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29595 and remove function.
29597 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29600 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29601 (CEIL_NWORDS): ...this. Use CEIL macro.
29602 (compute_fp_layout): Adjust to above renaming.
29603 (function_arg_union_value): Likewise.
29604 (sparc_arg_partial_bytes): Likewise.
29605 (sparc_function_arg_advance): Likewise.
29607 2016-02-29 Jeff Law <law@redhat.com>
29609 PR tree-optimization/70005
29610 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29611 where an object with a boolean range is compared against a value
29614 PR tree-optimization/69999
29615 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29616 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29619 2016-02-29 Richard Biener <rguenther@suse.de>
29621 PR tree-optimization/69994
29622 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29623 (get_unary_op): Look through nop conversions.
29624 (ops_equal_values_p): New function, look for equality diregarding
29626 (eliminate_plus_minus_pair): Use ops_equal_values_p
29627 (repropagate_negates): Do not use get_unary_op here.
29629 2016-02-29 Martin Liska <mliska@suse.cz>
29631 * system.h: Poison ENABLE_CHECKING macro.
29633 2016-02-29 Martin Liska <mliska@suse.cz>
29635 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29636 is presented in dump flags.
29637 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29638 (hsa_regalloc): Likewise.
29640 2016-02-19 Richard Biener <rguenther@suse.de>
29642 PR tree-optimization/69980
29643 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29644 permutation of those we need to keep.
29646 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29649 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29650 (NWORDS_UP): ...this
29651 (init_cumulative_args): Minor tweaks.
29652 (sparc_promote_function_mode): Likewise.
29653 (scan_record_type): Delete.
29654 (traverse_record_type): New function template.
29655 (classify_data_t): New structure type.
29656 (classify_registers): New inline function.
29657 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29658 exhausted. Instantiate traverse_record_type on classify_registers and
29659 deal with the case of a structure passed in slot #15 with no FP field
29661 (assign_data_t): New structure type.
29662 (compute_int_layout): New static function.
29663 (compute_fp_layout): Likewise.
29664 (count_registers): New inline function.
29665 (assign_int_registers): New static function.
29666 (assign_fp_registers): Likewise.
29667 (assign_registers): New inline function.
29668 (function_arg_record_value_1): Delete.
29669 (function_arg_record_value_2): Likewise.
29670 (function_arg_record_value_3): Likewise.
29671 (function_arg_record_value): Adjust to above changes. Instantiate
29672 traverse_record_type on count_registers to first count the number of
29673 registers to be used and then on assign_registers to assign them.
29674 (function_arg_union_value): Adjust to above renaming.
29675 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29676 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29677 case of a structure passed in slot #15
29678 (sparc_function_arg_advance): Likewise.
29679 (function_arg_padding): Minor tweak.
29681 2016-02-29 Richard Biener <rguenther@suse.de>
29683 PR tree-optimization/69720
29684 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29685 the adjustment_def path for possibly vectorized defs.
29686 (vect_create_epilog_for_reduction): Handle vectorized initial
29689 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29691 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29693 2016-02-27 Jeff Law <law@redhat.com>
29696 2016-02-26 Richard Biener <rguenther@suse.de>
29697 Jeff Law <law@redhat.com>
29699 PR tree-optimization/69740
29700 * cfghooks.c (remove_edge): Request loop fixups if we delete
29701 an edge that might turn an irreducible loop into a natural
29704 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29706 PR rtl-optimization/69896
29707 * tree-vect-generic.c (get_compute_type): Avoid single element
29710 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29712 Rename the AArch64 tuning option and related functions to enable the
29713 Newton series for the reciprocal square root to reflect its
29714 approximative characteristic.
29716 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29717 function to "aarch64_emit_approx_rsqrt".
29718 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29719 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29720 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29721 (xgene1_tunings): Likewise.
29722 (use_rsqrt_p): Likewise.
29723 (aarch64_emit_swrsqrt): Use new function name.
29724 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29725 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29726 text explaining this option.
29727 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29729 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29732 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29733 complain about -mallow-movmisalign without -mvsx if
29734 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29736 2016-02-26 Joel Sherrill <joel@rtems.org>
29738 * config.gcc: Add x86_64-*-rtems*.
29739 * config/i386/rtems-64.h: New file.
29741 2016-02-26 Joel Sherrill <joel@rtems.org>
29743 * config.gcc: Add aarch64-*-rtems*.
29744 * config/aarch64/rtems.h: New file.
29746 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29749 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29750 shift amount using %h. Add comment.
29752 2016-02-26 Richard Biener <rguenther@suse.de>
29753 Jeff Law <law@redhat.com>
29755 PR tree-optimization/69740
29756 * cfghooks.c (remove_edge): Request loop fixups if we delete
29757 an edge that might turn an irreducible loop into a natural
29760 2016-02-26 Martin Jambor <mjambor@suse.cz>
29762 PR middle-end/69920
29763 * tree-sra.c (sra_modify_assign): Do not remove loads of
29764 uninitialized aggregates to SSA_NAMEs.
29766 2016-02-26 Richard Henderson <rth@redhat.com>
29769 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29770 pseudo in case the target rtx matches the source of the left
29773 2016-02-26 Martin Jambor <mjambor@suse.cz>
29776 * hsa.h (hsa_type_packed_p): Declare.
29777 * hsa.c (hsa_type_packed_p): New function.
29778 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29780 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29781 * hsa-brig.c (emit_basic_insn): Likewise.
29783 2016-02-26 Martin Jambor <mjambor@suse.cz>
29786 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29788 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29790 2016-02-26 Martin Jambor <mjambor@suse.cz>
29792 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29793 hsa_op_with_type operands.
29794 (hsa_unsigned_type_for_type): Declare.
29795 * hsa.c (hsa_unsigned_type_for_type): New function.
29796 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29797 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29798 the finalizer. Do not emit extra move.
29800 2016-02-26 Martin Jambor <mjambor@suse.cz>
29802 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29803 atomic operations in private segment.
29805 2016-02-26 Martin Jambor <mjambor@suse.cz>
29807 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29808 statements to wi->info. Also disallow omp simd constructs.
29809 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29810 for not gridifying. Dump special string for omp_for.
29812 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29815 * config/aarch64/aarch64.c (aarch64_set_current_function):
29816 Save/restore target globals when switching to
29817 target_option_default_node.
29819 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29822 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29823 Return 0 if !SHIFT_COUNT_TRUNCATED.
29825 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29826 Eric Botcazou <ebotcazou@adacore.com>
29828 PR rtl-optimization/69891
29829 * dse.c (scan_insn): If we can't figure out memset arguments
29830 or they are non-constant, call clear_rhs_from_active_local_stores.
29832 2016-02-26 Martin Liska <mliska@suse.cz>
29834 * doc/extend.texi: Mention clog10, clog10f an clog10l
29835 in Builtins section.
29837 2016-02-26 Martin Liska <mliska@suse.cz>
29839 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29841 (resolve_args_picking_1): Likewise.
29842 * dwarf2out.h (struct GTY): Likewise.
29844 2016-02-26 Martin Liska <mliska@suse.cz>
29846 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29847 with flag_checking.
29848 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29850 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29851 Martin Liska <mliska@suse.cz>
29853 * doc/install.texi: Mention --enable-valgrind-annotations.
29855 2016-02-26 Richard Biener <rguenther@suse.de>
29857 PR tree-optimization/69551
29858 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29859 looking through aliases adjust DECL_PT_UID to refer to the
29860 ultimate alias target.
29862 2016-02-25 Martin Liska <mliska@suse.cz>
29864 PR middle-end/69919
29865 * alloc-pool.c (after_memory_report): New variable.
29866 * alloc-pool.h (base_pool_allocator ::release): Do not use
29867 the infrastructure if after_memory_report.
29868 * toplev.c (toplev::main): Mark after memory report.
29870 2016-02-25 Richard Biener <rguenther@suse.de>
29872 PR tree-optimization/48795
29873 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29875 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29878 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29879 offloading is enabled and -fopenacc or -fopenmp is specified.
29880 (CRTOFFLOADEND): Likewise.
29881 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29882 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29883 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29884 (offload_objects_file_name): New static var.
29885 (tool_cleanup): Remove offload_objects_file_name file.
29886 (find_offloadbeginend): Replace with ...
29887 (find_crtoffloadtable): ... this.
29888 (run_gcc): Remove offload_argc and offload_argv.
29889 Get offload_objects_file_name from -foffload-objects=... option.
29890 Read names of object files with offload from this file, pass them to
29891 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29892 don't pass offloadbegin and offloadend to the linker. Don't pass
29893 offload non-LTO files to the linker, because now they're not claimed.
29895 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29898 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29899 on builtin_unreachable.
29901 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29903 PR rtl-optimization/69896
29904 * regcprop.c: Include cfgrtl.h.
29905 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29906 than remembered mode, either delete it (if noop_move_p), or
29907 treat like copy_p but not noop_p instruction.
29909 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29912 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29913 - allow NULL decl for Fortran DW_TAG_common_block variables.
29915 2016-02-24 Jason Merrill <jason@redhat.com>
29917 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29919 2016-02-24 Richard Biener <rguenther@suse.de>
29920 Jakub Jelinek <jakub@redhat.com>
29922 PR middle-end/69760
29923 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29924 conditionally executed ops to well-defined overflow behavior.
29926 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29928 PR middle-end/69915
29929 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29932 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29934 PR rtl-optimization/69886
29935 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29936 argument. Use it when checking validity of set instructions.
29937 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29938 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29940 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29941 * store-motion.c (find_moveable_store): Update
29942 can_assign_to_reg_without_clobbers_p callsite.
29944 2016-02-24 Richard Biener <rguenther@suse.de>
29946 PR middle-end/68963
29947 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29949 (record_nonwrapping_iv): Do not fall back to the low/high bound
29950 for non-constant IV bases if the stmt is not always executed.
29952 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29954 * config/arm/arm-cores.def (cortex-a32): New entry.
29955 * config/arm/arm-tables.opt: Regenerate.
29956 * config/arm/arm-tune.md: Regenerate.
29957 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29958 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29959 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29960 for -mcpu and -mtune.
29962 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29965 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29966 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29967 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29968 (atomic_loaddi_1): Delete.
29969 (atomic_loaddi): Rewrite expander using the above changes.
29971 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29974 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29977 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29978 Richard Biener <rguenth@suse.de>
29980 PR middle-end/69909
29981 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29982 set_mem_attributes if tem is SSA_NAME which got expanded
29985 2016-02-24 Richard Biener <rguenther@suse.de>
29987 PR tree-optimization/69907
29988 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29989 end of permutations for BB vectorization.
29991 2016-02-24 Christian Bruel <christian.bruel@st.com>
29993 * config/arm/arm-c.c (arm_option_override): Initialize
29994 target_option_current_node.
29995 * config/arm/arm.c (arm_pragma_target_parse): Replace
29996 build_target_option_node call by target_option_current_node.
29997 Set target_option_current_node.
30000 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
30003 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
30004 define_insn_and_split to define_insn.
30005 (zero_extendqi<mode>2_dot2): Same.
30006 (extendqi<mode>2_dot): Same.
30007 (extendqi<mode>2_dot2): Same.
30009 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30011 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
30012 and add bypass for AES{D,E} and AESMC pairs.
30013 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
30016 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
30018 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
30019 series for reciprocal square root in Exynos M1.
30021 2016-02-23 Martin Sebor <msebor@redhat.com>
30024 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
30025 __builtin_alloca_with_align.
30027 2016-02-23 Richard Henderson <rth@redhat.com>
30029 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
30030 (ix86_register_pragmas): Remove __seg_tls.
30031 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
30032 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
30033 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
30034 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
30035 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
30036 * doc/extend.texi (__seg_tls): Remove item.
30038 2016-02-23 Richard Biener <rguenther@suse.de>
30040 * alloc-pool.h (struct allocation_object): Make id member
30041 conditional on CHECKING_P again.
30042 (get_instance): Adjust.
30043 (base_pool_allocator): Likewise.
30045 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
30047 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
30048 (parallelize_loops): In OpenACC kernels mode, set n_threads to
30050 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
30052 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
30054 2016-02-23 Richard Biener <rguenther@suse.de>
30056 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
30057 * bitmap.h (struct bitmap_usage): Likewise.
30058 (bitmap_move): Declare.
30059 * bitmap.c (register_overhead): Take size_t argument.
30060 (bitmap_move): New function.
30061 * df-problems.c (df_rd_transfer_function): Use bitmap_move
30062 to properly account overhead.
30063 * tree.c (free_node): Use tree_size.
30065 2016-02-23 Jakub Jelinek <jakub@redhat.com>
30068 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
30069 when inverting comparison.
30072 * common.opt (Wunreachable-code): Add Warning flag.
30074 2016-02-23 Mark Wielaard <mjw@redhat.com>
30075 Jakub Jelinek <jakub@redhat.com>
30078 * cgraphunit.c (check_global_declaration): Check main_input_filename
30079 and DECL_SOURCE_FILE are not NULL.
30081 2016-02-23 Martin Jambor <mjambor@suse.cz>
30083 PR tree-optimization/69666
30084 * tree-sra.c (sra_modify_assign): Do not attempt to create
30085 default_def replacements for unscalarizable regions.
30087 2016-02-20 Mark Wielaard <mjw@redhat.com>
30090 * cgraphunit.c (check_global_declaration): Check level of
30091 warn_unused_const_variable and main_input_filename.
30092 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30093 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30094 (-Wunused-const-variable): Explain levels 1 and 2.
30096 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30099 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30100 identical arguments. Formatting and spelling fixes.
30103 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30108 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30109 and m68k-devices.def.
30110 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30111 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30113 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30115 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30116 and HImode registers.
30118 2016-02-22 Richard Biener <rguenther@suse.de>
30120 PR tree-optimization/69882
30121 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30122 preserve permutations present because of gaps.
30123 (vect_supported_load_permutation_p): Always continue checking
30124 permutations after vect_attempt_slp_rearrange_stmts.
30126 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30128 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30129 min_profitable_estimate, rather than min_profitable_iters.
30131 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30134 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30135 SImode for last match_operand.
30137 2016-02-22 Martin Liska <mliska@suse.cz>
30139 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30140 return bitsize - 1 as the return value.
30142 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30146 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30147 Handle negative shift counts.
30148 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30149 force_reg on the shift constant.
30150 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30151 (lshrsi3_d): Handle negative shift counts.
30153 2016-02-22 Richard Biener <rguenther@suse.de>
30154 Tom de Vries <tom@codesourcery.com>
30156 * graph.c: Include dumpfile.h.
30157 (print_graph_cfg): Split into three overloads.
30158 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30160 2016-02-22 Tom de Vries <tom@codesourcery.com>
30162 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30165 2016-02-22 Richard Biener <rguenther@suse.de>
30168 * ipa-inline-transform.c (inline_call): When not updating
30169 overall summaries adjust self size by the growth estimate.
30170 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30171 hash-set, do not update overall summaries here. Renamed from ...
30172 (inline_to_all_callers): ... this which is now wrapping the
30173 above and performing delayed overall summary update.
30174 (early_inline_small_functions): Delay updating of the overall
30177 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30179 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30182 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30185 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30186 :%* in %:gt() argument.
30187 (greater_than_spec_func): Adjust for expecting only numbers,
30188 if there are more than two numbers, compare the last two.
30190 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30192 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30193 -Wnarrowing with -std.
30195 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30198 * expr.c (store_field): Don't use bit-field path if exp is
30199 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30200 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30201 and the assignment can be performed by bitwise copy. Formatting
30204 PR middle-end/69838
30205 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30206 call copy_reg_eh_region_note_forward on before and/or after sequences
30207 and remove note from insn if it no longer can throw.
30210 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30211 if TARGET_AVX512BW.
30213 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30215 * config/s390/vector.md: Add missing commutative operand markers
30216 to the patterns which qualify for one.
30217 * config/s390/vx-builtins.md: Likewise.
30219 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30221 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30222 types to mode iterators.
30223 (vec_double): ... and mode attribute.
30224 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30226 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30228 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30229 Change the predicate of op2 from nonimmediate to general and let
30230 reload fix it if necessary.
30232 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30234 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30236 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30238 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30241 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30243 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30244 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30245 * config/s390/s390.md ("movstr<P:mode>"): Call
30246 s390_expand_vec_movstr.
30248 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30250 * config/s390/s390.md: Add missing output modifier for operand 1
30251 to print it as address properly.
30253 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30255 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30256 * config/s390/2964.md: New file.
30257 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30258 of insn grouping attributes depending on the CPU level.
30259 (s390_get_unit_mask): New function.
30260 (s390_sched_score): Remove the OOO from the scheduling macros.
30261 Add loop to calculate a score for the instruction mix.
30262 (s390_sched_reorder): Likewise plus improve debug output.
30263 (s390_sched_variable_issue): Rename macros as above. Calculate
30264 the unit distances after actually scheduling an insn. Improve
30266 (s390_sched_init): Clear last_scheduled_unit_distance array.
30267 * config/s390/s390.md: Include 2964.md.
30269 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30272 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30273 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30274 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30275 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30276 *avx512f_<code>v8div16qi2_mask_1): New insns.
30278 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30281 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30284 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30285 earlyclobber from target. Use wF constraint for fused memory
30287 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30289 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30290 Martin Liska <mliska@suse.cz>
30293 * cfgexpand.c (asan_sanitize_stack_p): New function.
30294 (partition_stack_vars): Use the function.
30295 (expand_stack_vars): Likewise.
30296 (defer_stack_allocation): Likewise.
30297 (expand_used_vars): Likewise.
30299 2016-02-18 Richard Biener <rguenther@suse.de>
30301 PR middle-end/69553
30302 * fold-const.c (operand_equal_p): Properly compare offsets for
30303 IMAGPART_EXPR and ARRAY_REF.
30305 2016-02-18 Nick Clifton <nickc@redhat.com>
30309 * config/arm/arm.c (arm_option_override_internal): Disable
30310 interworking if the target does not support thumb instructions.
30311 (arm_reload_in_hi): Handle the case where a register to register
30312 move needs reloading because there is no simple pattern to handle
30314 (arm_reload_out_hi): Likewise.
30316 2016-02-18 Richard Biener <rguenther@suse.de>
30318 PR middle-end/69854
30319 * match.pd: Don't use fold_binary or fold_unary for folding
30322 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30325 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30326 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30327 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30328 warn on gimple_no_warning_p statements.
30330 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30332 * doc/extend.texi (C++ Attributes): Correct description of
30333 warn_unused type attribute.
30335 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30337 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30338 correct instruction.
30340 2016-02-17 Richard Biener <rguenther@suse.de>
30342 PR rtl-optimization/69609
30343 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30344 (find_traces_1_round): When ending a trace update cached priority
30346 (bb_to_key): Use cached priority when available.
30347 (copy_bb): Initialize cached priority.
30348 (reorder_basic_blocks_software_trace_cache): Likewise.
30350 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30353 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30355 (aarch64_comparison_operator): Break overly long line into two.
30356 (aarch64_comparison_operation): Likewise.
30357 * config/aarch64/aarch64.md (cstorecc4): Use
30358 aarch64_comparison_operator_mode instead of
30359 aarch64_comparison_operator.
30360 (cstore<mode>4): Likewise.
30361 (aarch64_cstore<mode>): Likewise.
30362 (*cstoresi_insn_uxtw): Likewise.
30363 (cstore<mode>_neg): Likewise.
30364 (*cstoresi_neg_uxtw): Likewise.
30366 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30369 * config/arm/predicates.md (arm_comparison_operator_mode):
30371 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30372 instead of arm_comparison_operator.
30373 (*mov_negscc): Likewise.
30374 (*mov_notscc): Likewise.
30375 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30376 (*thumb2_mov_negscc): Likewise.
30377 (*thumb2_mov_negscc_strict_it): Likewise.
30378 (*thumb2_mov_notscc): Likewise.
30379 (*thumb2_mov_notscc_strict_it): Likewise.
30381 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30383 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30384 Add missing return.
30386 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30388 * config/visium/visium.c (machine_libfunc_index): New enum.
30389 (machine_libfuncs): New structure.
30390 (visium_libfuncs): New static variable.
30391 (TARGET_INIT_LIBFUNCS): Define to...
30392 (visium_init_libfuncs): ...this. New function.
30393 (expand_block_move_4): Use the appropriate libfunc.
30394 (expand_block_move_2): Likewise.
30395 (expand_block_move_1): Likewise.
30396 (expand_block_set_4): Likewise.
30397 (expand_block_set_2): Likewise.
30398 (expand_block_set_1): Likewise.
30399 (visium_trampoline_init): Likewise.
30401 2016-02-17 Nick Clifton <nickc@redhat.com>
30403 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30404 TI's devices.csv file as of March 2016.
30406 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30409 * opts-global.c (handle_common_deferred_options): Introduce and
30410 initialize two global variables to remember command-line options
30411 specifying a stack-limiting register.
30412 * opts.h: Add extern declarations of the two new global variables.
30413 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30414 variable based on the values of the two new global variables.
30416 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30419 * common.opt (Wnonnull-compare): New warning.
30420 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30421 of arguments against NULL.
30422 (-Wnonnull-compare): Document.
30423 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30424 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30425 * passes.def (pass_warn_nonnull_compare): Add.
30426 * gimple-ssa-nonnull-compare.c: New file.
30428 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30430 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30431 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30433 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30435 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30436 reciprocal sqrt for -mlow-precision-recip-sqrt.
30438 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30439 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30441 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30442 always use lane loads to construct non-constant vectors.
30444 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30446 * config/aarch64/aarch64.md
30447 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30448 constraints for operand 3.
30449 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30451 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30452 Richard Biener <rguenther@suse.de>
30454 PR tree-optimization/69820
30455 * tree-vect-patterns.c (type_conversion_p): Return false if
30456 *orig_type is unsigned single precision or boolean.
30457 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30460 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30462 PR rtl-optimization/69764
30463 PR rtl-optimization/69771
30464 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30465 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30467 2016-02-16 Richard Biener <rguenther@suse.de>
30469 PR tree-optimization/69776
30470 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30472 (indirect_refs_may_alias_p): Likewise.
30473 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30474 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30475 according to tbaa_p.
30476 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30477 (optimize_stmt): For redundant store discovery do not allow tbaa.
30479 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30481 PR tree-optimization/69714
30482 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30483 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30485 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30487 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30488 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30489 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30490 * config/arc/arc.c (arc_init): Check FPU options.
30491 (get_arc_condition_code): Handle new CC_FPU* modes.
30492 (arc_select_cc_mode): Likewise.
30493 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30494 register pair only. Allow access for ARCv2 accumulator.
30495 (gen_compare_reg): Whenever we have FPU support use FPU compare
30497 (arc_reorg): Don't generate brcc insns when FPU compare
30498 instructions are involved.
30499 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30500 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30501 floating point emulation.
30502 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30503 (REVERSE_CONDITION): Add new CC_FPU* modes.
30504 (TARGET_FP_SP_BASE): Define.
30505 (TARGET_FP_DP_BASE): Likewise.
30506 (TARGET_FP_SP_FUSED): Likewise.
30507 (TARGET_FP_DP_FUSED): Likewise.
30508 (TARGET_FP_SP_CONV): Likewise.
30509 (TARGET_FP_DP_CONV): Likewise.
30510 (TARGET_FP_SP_SQRT): Likewise.
30511 (TARGET_FP_DP_SQRT): Likewise.
30512 (TARGET_FP_DP_AX): Likewise.
30513 * config/arc/arc.md (ARCV2_ACC): New constant.
30514 (type): New fpu type attribute.
30515 (SDF): Conditional iterator.
30516 (cstore<mode>, cbranch<mode>): Change expand condition.
30517 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30518 handles FPU/FPX cases as well.
30519 * config/arc/arc.opt (mfpu): New option.
30520 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30522 (adddf3, muldf3, subdf3): Removed.
30523 * config/arc/predicates.md (proper_comparison_operator): Recognize
30525 * config/arc/fpu.md: New file.
30526 * doc/invoke.texi (ARC Options): Document mfpu option.
30528 2016-02-16 Richard Biener <rguenther@suse.de>
30530 PR rtl-optimization/69291
30531 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30532 noce_operand_ok check.
30534 2016-02-16 Tom de Vries <tom@codesourcery.com>
30537 * omp-low.c (simd_clone_create): Remove call to
30538 symtab->call_cgraph_insertion_hooks.
30540 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30542 PR tree-optimization/69802
30543 * tree-ssa-reassoc.c (update_range_test): If op is
30544 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30545 op == 1 test of precision 1 integral op, otherwise handle
30546 that case as op itself. Fix up formatting.
30547 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30550 2016-02-16 Richard Biener <rguenther@suse.de>
30552 PR tree-optimization/69586
30553 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30554 types for conversion sources.
30556 2016-02-16 Richard Biener <rguenther@suse.de>
30558 PR middle-end/69801
30559 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30560 mask OEP_ADDRESS_OF.
30562 2016-02-16 Alan Modra <amodra@gmail.com>
30565 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30566 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30567 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30569 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30570 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30571 (p8_fmrgow_<mode>): Likewise.
30572 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30574 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30575 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30576 to use movdi_internal64. Remove op0_di.
30577 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30579 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30581 Add support for the FCCMP insn types
30583 * config/aarch64/aarch64.md (fccmp): Change insn type.
30584 (fccmpe): Likewise.
30585 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30586 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30587 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30588 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30589 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30590 * config/arm/types.md (fccmps): Add new insn type.
30591 (fccmpd): Likewise.
30593 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30595 * alias.c (get_alias_set): Fix a typo in comment.
30597 2016-02-15 Richard Biener <rguenther@suse.de>
30599 PR tree-optimization/69595
30600 * match.pd: Complete range test simplification to true.
30602 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30604 PR rtl-optimization/69648
30605 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30606 pic_offset_table_rtx.
30608 PR rtl-optimization/69752
30609 * ira.c (update_equiv_regs): When looking for more than a single SET,
30610 also take other side effects into account.
30612 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30614 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30615 for z900+ CPUs in 31-bit mode.
30617 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30619 * common/config/s390/s390-common.c (s390_supports_split_stack):
30621 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30622 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30623 * config/s390/s390.c (struct machine_function): New field
30624 split_stack_varargs_pointer.
30625 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30626 in s390_emit_prologue.
30627 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30629 (morestack_ref): New global.
30630 (SPLIT_STACK_AVAILABLE): New macro.
30631 (s390_expand_split_stack_prologue): New function.
30632 (s390_live_on_entry): New function.
30633 (s390_va_start): Use split-stack vararg pointer if appropriate.
30634 (s390_asm_file_end): Emit the split-stack note sections.
30635 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30636 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30637 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30638 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30639 (split_stack_prologue): New expand.
30640 (split_stack_space_check): New expand.
30641 (split_stack_data): New insn.
30642 (split_stack_call): New expand.
30643 (split_stack_call_*): New insn.
30644 (split_stack_cond_call): New expand.
30645 (split_stack_cond_call_*): New insn.
30647 2016-02-15 Richard Biener <rguenther@suse.de>
30649 PR tree-optimization/69783
30650 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30651 Add trivially correct cases.
30653 2016-02-15 Tom de Vries <tom@codesourcery.com>
30656 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30658 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30660 2016-02-15 Richard Biener <rguenther@suse.de>
30662 PR tree-optimization/69776
30663 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30664 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30665 indicate whether we can use TBAA to disambiguate against stores.
30666 Use alias-set zero if not.
30667 (visit_reference_op_store): Do not use TBAA when looking up
30669 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30670 (eliminate_dom_walker::before_dom_children): But not when looking
30671 up redundant stores.
30673 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30675 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30677 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30679 * config/i386/znver1.md
30680 (znver1_pop, znver1_pop_mem,
30681 znver1_load_imov_double_store,
30682 znver1_load_imov_direct_store,
30683 znver1_load_imov_direct_load,
30684 znver1_load_imov_double_load): Add new.
30685 (znver1_insn, znver1_insn_load): Add icmov type.
30686 (znver1_sseavx_fma,
30687 znver1_sseavx_fma_load,
30689 znver1_avx256_fma_load): Fix pipe usage.
30691 2016-02-14 Alan Modra <amodra@gmail.com>
30694 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30695 with an invalid hard reg, reload just the reg not the entire
30696 pre/post-inc/dec address expression.
30698 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30701 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30702 fixed R1_REG scratch reg.
30703 (sibcall_value_pcrel_fdpic): Likewise.
30705 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30709 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30711 2016-02-12 Walter Lee <walt@tilera.com>
30713 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30714 * config/tilegx/t-tilegx: Likewise.
30716 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30719 * diagnostic-show-locus.c (struct line_span): New struct.
30720 (layout::get_first_line): Delete.
30721 (layout::get_last_line): Delete.
30722 (layout::get_num_line_spans): New member function.
30723 (layout::get_line_span): Likewise.
30724 (layout::print_heading_for_line_span_index_p): Likewise.
30725 (layout::get_expanded_location): Likewise.
30726 (layout::calculate_line_spans): Likewise.
30727 (layout::m_first_line): Delete.
30728 (layout::m_last_line): Delete.
30729 (layout::m_line_spans): New field.
30730 (layout::layout): Update comment. Replace m_first_line and
30731 m_last_line with m_line_spans, replacing their initialization
30732 with a call to calculate_line_spans.
30733 (diagnostic_show_locus): When printing source lines and
30734 annotations, rather than looping over a single span
30735 of lines, instead loop over each line_span within
30736 the layout, with an inner loop over the lines within them.
30737 Call the context's start_span callback when changing line spans.
30738 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30739 (diagnostic_build_prefix): Break out the building of the location
30740 part of the string into...
30741 (diagnostic_get_location_text): ...this new function, rewriting
30742 it from nested ternary expressions to a sequence of "if"
30744 (default_diagnostic_start_span_fn): New function.
30745 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30746 (diagnostic_context::start_span): New field.
30747 (default_diagnostic_start_span_fn): New prototype.
30749 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30752 * gcc.c (driver::finalize): Fix cleanup of "specs".
30754 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30758 * gcc.c (driver::driver): Initialize m_option_suggestions.
30759 (driver::~driver): Clean up m_option_suggestions.
30760 (suggest_option): Convert to...
30761 (driver::suggest_option): ...this, and split out into
30762 driver::build_option_suggestions and find_closest_string.
30763 (driver::build_option_suggestions): New function, from
30764 first half of suggest_option. Special-case
30765 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30766 the sanitizer_opts array. For options of enum types, add the
30767 various enum values to the candidate strings.
30768 (driver::handle_unrecognized_options): Remove "const".
30769 * gcc.h (driver::handle_unrecognized_options): Likewise.
30770 (driver::build_option_suggestions): New decl.
30771 (driver::suggest_option): New decl.
30772 (driver::m_option_suggestions): New field.
30773 * opts-common.c (add_misspelling_candidates): New function.
30774 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30775 and make non-static.
30776 * opts.h (sanitizer_opts): New array decl.
30777 (add_misspelling_candidates): New function decl.
30778 * spellcheck.c (find_closest_string): New function.
30779 * spellcheck.h (find_closest_string): New function decl.
30781 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30783 PR rtl-optimization/69764
30784 PR rtl-optimization/69771
30785 * optabs.c (expand_binop_directly): For shift_optab_p, force
30786 convert_modes with VOIDmode if xop1 has VOIDmode.
30788 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30791 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30792 to correctly determine instrumentation thunks.
30794 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30797 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30798 type by reference, force lhs on the call.
30801 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30802 Compute retval and retbnd early in all cases if split_part_return_p
30803 and return_bb is not EXIT. Remove all clobber stmts and reset
30804 all debug stmts that refer to SSA_NAMEs defined in split part,
30805 except if it is retval, in that case replace the old retval with the
30806 lhs of the call to the split part.
30808 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30811 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30813 PR middle-end/66726
30814 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30815 whose result is used in PHI.
30816 (maybe_optimize_range_tests): Likewise.
30817 (final_range_test_p): Likweise.
30819 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30821 PR middle-end/66726
30822 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30823 whose result is used in PHI.
30824 (maybe_optimize_range_tests): Likewise.
30825 (final_range_test_p): Likweise.
30827 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30829 * cgraph.c: Spelling fixes - behaviour -> behavior and
30830 neighbour -> neighbor.
30831 * target.def: Likewise.
30832 * sel-sched.c: Likewise.
30833 * config/mips/mips.c: Likewise.
30834 * config/arc/arc.md: Likewise.
30835 * config/arm/cortex-a57.md: Likewise.
30836 * config/arm/arm.c: Likewise.
30837 * config/arm/neon.md: Likewise.
30838 * config/arm/arm-c.c: Likewise.
30839 * config/vms/vms-c.c: Likewise.
30840 * config/s390/s390.c: Likewise.
30841 * config/i386/znver1.md: Likewise.
30842 * config/i386/i386.c: Likewise.
30843 * config/ia64/hpux-unix2003.h: Likewise.
30844 * config/msp430/msp430.md: Likewise.
30845 * config/rx/rx.c: Likewise.
30846 * config/rx/rx.md: Likewise.
30847 * config/aarch64/aarch64-simd.md: Likewise.
30848 * config/aarch64/aarch64.c: Likewise.
30849 * config/nvptx/nvptx.c: Likewise.
30850 * config/bfin/bfin.c: Likewise.
30851 * config/cris/cris.opt: Likewise.
30852 * config/rs6000/rs6000.c: Likewise.
30853 * target.h: Likewise.
30854 * spellcheck.c: Likewise.
30855 * ira-build.c: Likewise.
30856 * tree-inline.c: Likewise.
30857 * builtins.c: Likewise.
30858 * lra-constraints.c: Likewise.
30859 * explow.c: Likewise.
30860 * hwint.h: Likewise.
30861 * targhooks.c: Likewise.
30862 * tree-vect-data-refs.c: Likewise.
30863 * expr.c: Likewise.
30864 * doc/tm.texi: Likewise.
30865 * doc/extend.texi: Likewise.
30866 * doc/install.texi: Likewise.
30867 * doc/md.texi: Likewise.
30868 * tree-ssa-tail-merge.c: Likewise.
30869 * sched-int.h: Likewise.
30870 * match.pd: Likewise.
30871 * sched-ebb.c: Likewise.
30872 * target.def (omit_struct_return_reg): Likewise.
30873 * gimple-ssa-isolate-paths.c: Likewise.
30874 (find_implicit_erroneous_behaviour): Renamed to...
30875 (find_implicit_erroneous_behavior): ... this.
30876 (find_explicit_erroneous_behaviour): Renamed to...
30877 (find_explicit_erroneous_behavior): ... this.
30878 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30880 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30882 PR rtl-optimization/64682
30883 PR rtl-optimization/69567
30884 PR rtl-optimization/69737
30885 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30886 in I2 as well, just lose it.
30888 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30890 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30892 (aarch64_last_printed_tune_string): Likewise.
30893 (aarch64_declare_function_name): Only output .arch assembler
30894 directive if it will be different from the previously output
30895 directive. Same for .tune comment but only if -dA is set.
30896 (aarch64_start_file): New function.
30897 (TARGET_ASM_FILE_START): Define.
30899 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30902 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30904 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30907 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30908 -Wmaybe-uninitialized warning.
30910 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30913 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30915 2016-02-11 Richard Biener <rguenther@suse.de>
30917 PR rtl-optimization/69291
30918 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30919 subexpressions affected by changing the result.
30921 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30924 * lra-constraints.c (curr_insn_transform): Find in/out operands
30925 for secondary memory moves. Update dups.
30927 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30929 PR tree-optimization/69652
30930 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30931 to nested loop, did source re-formatting, skip debug statements,
30932 add check on statement with volatile operand, remove dead scalar
30935 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30936 Patrick Palka <ppalka@gcc.gnu.org>
30940 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30941 calls if the return type is TREE_ADDRESSABLE.
30942 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30943 * ipa-split.c (split_function): Fix doubled "we" in comment.
30944 Use void return type for the split part even if
30945 !split_point->split_part_set_retval.
30947 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30949 PR tree-optimization/68021
30950 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30951 when computing the value of biv cand by itself.
30953 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30955 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30956 (cortexa57_tunings): Likewise.
30957 (cortexa72_tunings): Likewise.
30958 (arch_macro_fusion_pair_p): Add support for AES fusion.
30959 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30960 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30961 Allow virtual registers before reload so early scheduling works.
30962 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30963 correct latency and pipeline.
30964 (cortex_a57_crypto_complex): Likewise.
30965 (cortex_a57_crypto_xor): Likewise.
30966 (define_bypass): Add AES bypass.
30968 2016-02-10 Richard Biener <rguenther@suse.de>
30970 PR tree-optimization/69726
30971 * passes.def: Add DCE pass before late uninit.
30972 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30973 really fixup if-conversions job.
30975 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30977 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30978 (arm_cortex_a57_tune): Likewise.
30979 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30980 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30982 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30984 * timevar.def (TV_PHASE_DBGINFO): Delete.
30985 (TV_PHASE_CHECK_DBGINFO): Likewise.
30986 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30988 2016-02-10 Richard Biener <rguenther@suse.de>
30990 PR tree-optimization/69719
30991 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30992 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30994 2016-02-09 Andrew Pinski <apinski@cavium.com>
30997 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30998 get_vcond_mask_icode returns false.
31000 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
31003 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
31004 an ADDIS that adds a pointer to a large constant that sets the
31005 upper16 bits with a load operation.
31007 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31010 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
31012 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
31014 (vzipq_s16): Likewise.
31015 (vzipq_s32): Likewise.
31016 (vzipq_f32): Likewise.
31017 (vzipq_u8): Likewise.
31018 (vzipq_u16): Likewise.
31019 (vzipq_u32): Likewise.
31020 (vzipq_p8): Likewise.
31021 (vzipq_p16): Likewise.
31023 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
31026 * config/arm/arm.c (neon_endian_lane_map): New function.
31027 (neon_vector_pair_endian_lane_map): New function.
31028 (arm_evpc_neon_vuzp): Allow for big endian lane order.
31029 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
31031 (vuzpq_s16): Likewise.
31032 (vuzpq_s32): Likewise.
31033 (vuzpq_f32): Likewise.
31034 (vuzpq_u8): Likewise.
31035 (vuzpq_u16): Likewise.
31036 (vuzpq_u32): Likewise.
31037 (vuzpq_p8): Likewise.
31038 (vuzpq_p16): Likewise.
31040 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
31043 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
31046 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
31048 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
31049 truncate const_int operand 1 to QImode.
31051 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
31053 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
31054 corresponding to an abnormal edge.
31056 2016-02-09 Tom de Vries <tom@codesourcery.com>
31058 PR tree-optimization/69599
31059 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
31061 (find_func_aliases_for_builtin_call, find_func_clobbers)
31062 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
31065 2016-02-09 Richard Biener <rguenther@suse.de>
31067 PR tree-optimization/69715
31068 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
31069 LHS on calls as non-rewritable.
31071 2016-02-09 Tom de Vries <tom@codesourcery.com>
31074 * lto-wrapper.c (append_diag_options): New function.
31075 (compile_offload_image): Call append_diag_options.
31077 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31080 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31081 Minor copy-edit to fix verb tenses.
31083 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31085 PR tree-optimization/69209
31086 * ipa-split.c (split_function): If split part is not
31087 returning retval, retval has gimple type but is not
31088 gimple value, force it into a SSA_NAME first.
31090 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31092 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31095 2016-02-08 Jason Merrill <jason@redhat.com>
31098 * convert.c (convert_to_integer_1): Check dofold on truncation
31100 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31101 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31102 Rename from *_nofold.
31103 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31104 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31106 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31109 * tree.c (build_common_tree_nodes): Remove short_double argument.
31110 All callers changed.
31111 * tree.h (build_common_tree_nodes): Adjust declaration.
31112 * doc/invoke.texi (-fshort-double): Remove documentation.
31113 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31114 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31115 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31116 (append_linker_options): Don't handle OPT_fshort_double.
31118 PR rtl-optimization/68730
31119 * lra-remat.c (insn_to_cand_activation): New static variable.
31120 (lra_remat): Allocate and free it.
31121 (create_cand): New arg activation. Initialize a field in
31122 insn_to_cand_activation if it is nonnull.
31123 (create_cands): Pass the activation insn to create_cand when making
31124 a candidate involving an output reload. Reorganize code a little.
31125 (do_remat): Keep track of active status of candidates in a separate
31128 2016-02-08 Richard Biener <rguenther@suse.de>
31130 PR tree-optimization/69719
31131 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31132 Properly use absolute of the difference of the two offsets to
31133 compare or adjust the segment length.
31135 2016-02-08 Richard Biener <rguenther@suse.de>
31136 Jeff Law <law@redhat.com>
31139 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31140 types for anonymous SSA names.
31142 2016-02-08 Richard Biener <rguenther@suse.de>
31144 PR rtl-optimization/69274
31145 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31147 2016-02-08 Jeff Law <law@redhat.com>
31149 PR tree-optimization/65917
31150 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31151 equivalences from if (x == y) style conditionals.
31152 (loop_depth_of_name): Remove.
31153 (record_equality): Remove loop depth check.
31154 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31155 (const_and_copies::record_const_or_copy_raw): New member function.
31156 * tree-ssa-scopedtables.c
31157 (const_and_copies::record_const_or_copy_raw): New, factored out of
31158 (const_and_copies::record_const_or_copy): Call new member function.
31160 2016-02-05 Jeff Law <law@redhat.com>
31162 PR tree-optimization/68541
31163 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31164 (count_stmts_in_block): New function.
31165 (poor_ifcvt_candidate_code): Likewise.
31166 (is_feasible_trace): Add some heuristics to determine when path
31167 splitting is profitable.
31168 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31169 is a diamond with a single exit.
31171 2016-02-05 Martin Sebor <msebor@redhat.com>
31174 * doc/invoke.texi: Update -Wplacement-new to take an optional
31177 2016-02-06 Richard Henderson <rth@redhat.com>
31180 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31181 out of non-standard address spaces.
31183 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31185 PR rtl-optimization/69691
31186 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31188 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31190 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31191 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31192 (*ieee128_mfvsrd_64bit): Likewise.
31193 (*ieee128_mfvsrd_32bit): Likewise.
31195 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31199 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31201 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31202 instrumented_version.
31204 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31206 * doc/invoke.texi (Optimize Options): In table of --param options
31207 rename second occurrence of tracer-min-branch-ratio to
31208 tracer-min-branch-probability, rename
31209 tracer-min-branch-ratio-feedback to
31210 tracer-min-branch-probability-feedback and clarify description,
31211 rename sched-spec-state-edge-prob-cutoff to
31212 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31213 to selsched-insns-to-rename, rename lto-minpartition to
31214 lto-min-partition, delete reorder-blocks-duplicate and
31215 reorder-blocks-duplicate-feedback.
31217 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31219 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31222 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31224 * doc/extend.texi: S/390: Correct some typos.
31226 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31228 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31230 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31233 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31234 (s390_register_info_gprtofpr): Use new macros above.
31235 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31237 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31238 its name. Adjust restore and save gpr ranges.
31239 (s390_register_info_set_ranges): New function.
31240 (s390_register_info): Use new macros above. Call
31241 s390_register_info_set_ranges.
31242 (s390_optimize_register_info): Likewise.
31243 (s390_hard_regno_rename_ok): Use new macros.
31244 (s390_hard_regno_scratch_ok): Likewise.
31245 (s390_emit_epilogue): Likewise.
31246 (s390_can_use_return_insn): Likewise.
31247 (s390_optimize_prologue): Likewise.
31248 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31250 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31253 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31255 (ix86_option_override_internal): Disable TARGET_STV even for
31256 -m{incoming,preferred}-stack-boundary=3.
31258 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31260 * config.gcc: Mark deprecated rtems targets as obsolete.
31262 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31264 PR rtl-optimization/64682
31265 PR rtl-optimization/69567
31266 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31267 before I2 only if the register is both used and set in I2.
31269 2016-02-04 DJ Delorie <dj@redhat.com>
31271 * config/msp430/msp430.c (msp430_start_function): Add function type.
31273 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31276 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31278 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31280 PR rtl-optimization/69577
31282 2015-10-29 Richard Henderson <rth@redhat.com>
31286 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31287 sse check to the exact conditions of PR 67609.
31289 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31292 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31293 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31294 not allowed into the traditional Altivec registers.
31295 (movtd_64bit_nodm): Likewise.
31296 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31298 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31300 * config/aarch64/cortex-a57-fma-steering.c
31301 (aarch64_register_fma_steering): Remove "static" from arguments
31304 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31307 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31308 twice when complex.
31310 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31312 * doc/invoke.texi: Delete -mno-fma4.
31314 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31316 PR rtl-optimization/69577
31317 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31318 (find_subregs_of_mode): Update accordingly. Iterate over partial
31321 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31323 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31324 * config/arm/arm.c (neon_reinterpret): Remove.
31325 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31326 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31327 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31328 vreinterpretti): Remove.
31329 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31330 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31331 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31332 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31333 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31334 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31335 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31336 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31337 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31338 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31339 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31340 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31341 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31342 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31343 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31344 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31345 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31346 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31347 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31348 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31349 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31350 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31351 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31352 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31353 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31354 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31355 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31356 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31357 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31358 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31359 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31360 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31361 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31362 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31363 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31364 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31365 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31366 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31367 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31368 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31369 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31370 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31371 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31372 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31373 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31374 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31375 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31376 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31377 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31378 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31379 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31380 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31381 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31382 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31383 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31384 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31385 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31386 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31387 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31388 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31389 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31390 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31391 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31392 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31393 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31394 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31395 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31396 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31397 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31398 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31399 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31400 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31401 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31402 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31403 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31404 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31405 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31406 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31407 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31408 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31409 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31410 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31411 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31412 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31413 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31414 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31415 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31416 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31417 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31418 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31419 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31420 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31421 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31422 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31423 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31424 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31425 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31426 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31427 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31428 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31429 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31430 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31431 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31433 2016-02-04 Martin Liska <mliska@suse.cz>
31436 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31437 that are gimple_store_p.
31438 (maybe_instrument_call): Likewise.
31440 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31442 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31443 register scaling out of memory reference and comment why.
31445 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31449 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31450 folding the source of a SET.
31452 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31456 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31457 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31459 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31463 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31466 2016-02-04 Christian Bruel <christian.bruel@st.com>
31468 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31469 * config/arm/arm.c (arm_set_current_function): Likewise.
31471 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31472 Ilya Enkovich <enkovich.gnu@gmail.com>
31473 H.J. Lu <hongjiu.lu@intel.com>
31476 * config/i386/i386.c (convert_scalars_to_vector): Remove
31477 stack alignment fixes.
31478 (ix86_option_override_internal): Disable TARGET_STV if stack
31479 might not be aligned enough.
31480 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31482 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31484 * config/i386/x86-tune.def: Disable default prefetching
31487 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31488 Vladimir Makarov <vmakarov@redhat.com>
31491 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31492 in validating fused toc addresses.
31494 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31497 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31498 range->m_caret fields if range->m_show_caret_p is false.
31501 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31502 Force oldval into register if it does not satisfy reg_or_short_operand
31503 predicate. Fix up formatting.
31505 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31506 Alexandre Oliva <aoliva@redhat.com>
31509 * lra-constraints.c (simplify_operand_subreg): Check additionally
31510 address validity after potential reloading.
31511 (process_address_1): Check insns validity. In case of failure do
31514 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31517 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31520 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31522 * wide-int.cc (canonize_uhwi): New function.
31523 (wi::divmod_internal): Use it.
31525 2016-02-02 James Norris <jnorris@codesourcery.com>
31527 * gimplify.c (omp_notice_variable): Add usage check.
31529 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31531 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31532 like LE, GE, LT, GT when emitting relational operator.
31534 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31536 * ira-costs.c (find_costs_and_classes): Add extra argument.
31537 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31538 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31539 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31540 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31541 Add best_class parameter, and return it if not ALL_REGS.
31542 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31544 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31545 Update target hook.
31547 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31549 * config/aarch64/aarch64.c
31550 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31551 (aarch64_ira_change_pseudo_allocno_class): New function.
31553 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31556 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31558 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31560 * config/avr/avr.c (avr_option_override): Set
31561 PARAM_ALLOW_STORE_DATA_RACES to 1.
31563 2016-02-02 Richard Biener <rguenther@suse.de>
31565 PR tree-optimization/69595
31566 * match.pd: Add range test simplifications to true/false.
31568 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31570 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31571 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31574 2016-02-02 Richard Biener <rguenther@suse.de>
31576 PR tree-optimization/69606
31577 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31578 info on the result before moving a stmt.
31580 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31582 PR middle-end/68542
31583 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31584 branch with vector comparison.
31585 * config/i386/sse.md (VI48_AVX): New mode iterator.
31586 (define_expand "cbranch<mode>4): Add support for conditional branch
31587 with vector comparison.
31588 * tree-vect-loop.c (optimize_mask_stores): New function.
31589 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31590 has_mask_store field of vect_info.
31591 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31592 vectorized loops having masked stores after vec_info destroy.
31593 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31594 correspondent macros.
31595 (optimize_mask_stores): Add prototype.
31597 2016-02-02 Alan Modra <amodra@gmail.com>
31600 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31603 2016-02-02 Alan Modra <amodra@gmail.com>
31606 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31607 whenever toc_label_name used.
31608 (rs6000_file_start): Don't set up toc section here,
31609 (rs6000_output_function_epilogue): do so here instead,
31610 (rs6000_xcoff_file_start): and here.
31611 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31612 (load_toc_aix_di): Likewise.
31614 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31616 PR rtl-optimization/69592
31617 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31618 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31619 (num_sign_bit_copies_binary_arith_p): New inline function.
31620 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31622 2016-02-01 Jeff Law <law@redhat.com>
31624 PR tree-optimization/69580
31625 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31626 * tree-ssa-threadbackward.c
31627 (fsm_find_control_statement_thread_paths): Do not try to walk
31628 through large PHI nodes.
31630 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31632 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31633 when count is incremented above limit, don't analyze further
31636 * omp-low.c (oacc_parse_default_dims): Avoid
31637 -Wsign-compare warning, make sure value fits into int
31638 rather than just unsigned int.
31640 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31642 PR tree-optimization/67921
31643 * fold-const.c (split_tree): New parameters. Convert pointer
31644 type variable part to proper type before negating.
31645 (fold_binary_loc): Pass new arguments to split_tree.
31647 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31649 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31650 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31651 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31652 * doc/tm.texti: Rebuilt.
31653 * doc/invoke.texi (fopenacc-dim): Document.
31654 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31655 (append_compiler_options): Likewise.
31656 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31657 (oacc_parse_default_dims): New.
31658 (oacc_validate_dims): Add USED arg. Select non-unity default when
31660 (oacc_loop_fixed_partitions): Return mask of used partitions.
31661 (oacc_loop_auto_partitions): Emit dump info.
31662 (oacc_loop_partition): Return mask of used partitions.
31663 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31664 loop partitioning and validation calls.
31666 2016-02-01 Richard Biener <rguenther@suse.de>
31668 PR middle-end/69556
31669 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31671 2016-02-01 Richard Biener <rguenther@suse.de>
31673 PR tree-optimization/69574
31674 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31675 of asserting return chrec_dont_know.
31677 2016-02-01 Martin Liska <mliska@suse.cz>
31679 * mem-stats-traits.h: Add copyright header.
31680 * mem-stats.h: Likewise.
31682 2016-02-01 Richard Biener <rguenther@suse.de>
31684 PR tree-optimization/69579
31685 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31686 Do not propagate through abnormal PHI results.
31688 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31690 * postreload.c (reload_cse_simplify): Remove dead code.
31692 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31694 PR rtl-optimization/69570
31695 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31696 if there is more than one set, not if there is a single set.
31698 2016-02-01 Richard Henderson <rth@redhat.com>
31701 * combine.c (make_compound_operation): When looking through a
31702 subreg, make sure to re-extend to the width of the outer mode.
31704 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31706 PR tree-optimization/69546
31707 * wide-int.cc (wi::divmod_internal): For unsigned division
31708 where both operands fit into uhwi, if o1 is 1 and o0 has
31709 msb set, if divident_prec is larger than bits per hwi,
31710 clear another quotient word and return 2 instead of 1.
31711 Similarly for remainder with msb in HWI set, if dividend_prec
31712 is larger than bits per hwi.
31714 2016-01-29 Martin Jambor <mjambor@suse.cz>
31716 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31717 Use short lowercase names.
31718 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31719 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31720 acq_rel one. Protect warning agains segfaults if
31721 get_memory_order_name returns NULL.
31722 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31723 with release semantics. Do not warn if get_memory_order already did.
31724 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31725 semantics. Fix check for relaxed or acquire semantics. Do not warn
31726 if get_memory_order already did.
31728 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31730 * doc/install.texi: Document that isl-0.16 is supported.
31732 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31735 * config/i386/constraints.md (Bm): Describe as special memory
31737 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31738 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31739 * genpreds.c (struct constraint_data): Add is_special_memory.
31740 (have_special_memory_constraints, special_memory_start): New
31742 (special_memory_end): Ditto.
31743 (add_constraint): Add new arg is_special_memory. Add code to
31744 process its true value. Update have_special_memory_constraints.
31745 (process_define_constraint): Pass the new arg.
31746 (process_define_register_constraint): Ditto.
31747 (choose_enum_order): Process special memory.
31748 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31749 function insn_extra_special_memory_constraint.
31750 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31751 * gensupport.c (process_rtx): Process
31752 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31753 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31754 * ira-lives.c (single_reg_class): Use
31755 insn_extra_special_memory_constraint.
31756 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31757 * lra-constraints.c (process_alt_operands): Ditto.
31758 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31759 * recog.c (asm_operand_ok, preprocess_constraints): Process
31761 * reload.c (find_reloads): Ditto.
31762 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31763 * stmt.c (parse_input_constraint): Use
31764 insn_extra_special_memory_constraint.
31766 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31769 * lra-splill.c (lra_final_code_change): Revert r229087 by
31770 removing all sub-registers.
31772 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31775 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31777 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31780 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31781 SSE1, copy target into the temporary reg first before recursing
31784 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31786 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31789 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31791 * ginclude/stdarg.h: Test __cplusplus instead of
31792 __GXX_EXPERIMENTAL_CXX0X__.
31794 2016-01-29 Richard Biener <rguenther@suse.de>
31796 PR tree-optimization/69547
31797 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31798 Do not mark clobbers necessary.
31799 (mark_all_reaching_defs_necessary_1): Likewise.
31801 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31803 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31804 declaration name with %qs and print it in both error messages.
31805 Also fix indentation.
31807 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31810 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31811 trailing blank line from error message.
31813 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31816 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31819 2016-01-29 Richard Biener <rguenther@suse.de>
31821 PR middle-end/69537
31822 * match.pd: Allow all integral types when simplifying a
31823 widening or sign-changing conversion.
31825 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31827 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31828 back to setting codegen_error to fail codegen.
31830 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31833 * config/i386/constraints.md (C): Only accept constant zero operand.
31834 (BC): New constraint.
31835 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31836 instead of C constraint.
31837 * doc/md.texi (Machine Constraints): Update description
31840 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31843 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31845 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31847 PR middle-end/69542
31848 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31851 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31853 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31854 branches if using guessed profile.
31856 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31858 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31860 2016-01-28 Richard Henderson <rth@redhat.com>
31863 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31864 * config/aarch64/aarch64-protos.h: Update.
31865 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31866 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31867 (aarch64_get_condition_code_1): Handle CC_Cmode.
31868 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31869 (*add<mode>3_compareC_cconly_imm): New.
31870 (*add<mode>3_compareC_cconly): New.
31871 (*add<mode>3_compareC_imm): New.
31872 (add<mode>3_compareC): New.
31873 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31874 to be first. Use aarch64_carry_operation.
31875 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31876 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31877 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31878 (subti3): Use subdi3_compare1.
31879 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31880 (sub<mode>3_compare1): New.
31881 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31882 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31883 (*subsi3_carryin_uxtw): Likewise.
31884 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31885 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31886 * config/aarch64/iterators.md (DWI): New.
31887 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31888 (aarch64_borrow_operation): New.
31890 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31892 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31893 message when isl does not return a valid schedule.
31895 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31897 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31898 Remove comments from class declarations: they are already in the code
31901 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31903 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31905 (ternary_op_to_tree): Same.
31906 (unary_op_to_tree): Same.
31907 (nary_op_to_tree): Same.
31908 (gcc_expression_from_isl_expr_op): Same.
31909 (gcc_expression_from_isl_expression): Same.
31910 (graphite_create_new_loop): Same.
31911 (graphite_create_new_loop_guard): Same.
31912 (build_iv_mapping): Same.
31913 (graphite_create_new_guard): Same.
31914 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31915 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31917 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31919 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31920 instead of setting codegen_error to fail codegen.
31922 2016-01-28 Jason Merrill <jason@redhat.com>
31924 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31926 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31928 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31929 Remove CONST_INT_P check in CCMP cost calculation.
31931 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31933 * config/aarch64/aarch64.c (generic_vector_cost):
31934 Set vec_permute_cost.
31935 (cortexa57_vector_cost): Likewise.
31936 (exynosm1_vector_cost): Likewise.
31937 (xgene1_vector_cost): Likewise.
31938 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31939 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31940 Add vec_permute_cost entry.
31942 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31944 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31946 (add<mode>3_compare0): Likewise.
31947 (addsi3_compare0_uxtw): Likewise.
31948 (add<mode>3nr_compare0): Likewise.
31949 (compare_neg<mode>): Likewise.
31950 (<optab><mode>3): Likewise.
31952 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31954 * tree-vect-stmts.c (vectorizable_comparison): Add
31955 NULL check for vectype.
31957 2016-01-28 Richard Biener <rguenther@suse.de>
31959 PR tree-optimization/69466
31960 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31961 Account for PHIs we couldn't duplicate.
31963 2016-01-28 Martin Liska <mliska@suse.cz>
31966 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31967 instead of ENABLE_VALGRIND_CHECKING.
31969 2016-01-27 Richard Henderson <rth@redhat.com>
31972 * lra-remat.c (subreg_regs): New.
31973 (dump_candidates_and_remat_bb_data): Dump it.
31974 (operand_to_remat): Reject if operand in subreg_regs.
31975 (set_bb_regs): Collect subreg_regs.
31976 (lra_remat): Init and free subreg_regs. Compute
31977 calculate_local_reg_remat_bb_data before create_cands.
31979 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31982 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31983 change stack_alignment_needed for __tls_get_addr call.
31985 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31987 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31989 2016-01-27 Jeff Law <law@redhat.com>
31991 PR tree-optimization/68398
31992 PR tree-optimization/69196
31993 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31994 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31995 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31996 Only count PHIs in the last block in the path. The others will
31997 const/copy propagate away. Add heuristic to allow more irreducible
31998 subloops to be created when it is likely profitable to do so.
32000 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
32001 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
32002 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
32004 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32007 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
32008 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
32009 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
32010 * tree-streamer-in.c: Include asan.h.
32011 (streamer_get_builtin_tree): For builtins in sanitizer
32012 range call initialize_sanitizer_builtins and retry.
32014 2016-01-27 Ian Lance Taylor <iant@google.com>
32016 * common.opt (fkeep-gc-roots-live): New undocumented option.
32017 * tree-ssa-loop-ivopts.c (add_candidate_1): If
32018 -fkeep-gc-roots-live, skip pointers.
32019 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
32022 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
32025 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
32026 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
32028 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
32031 * configure.ac: NetBSD provides SSP in its C library.
32032 * configure: Updated.
32034 2016-01-27 Richard Biener <rguenther@suse.de>
32036 PR tree-optimization/69166
32037 * tree-vect-loop.c (vect_is_simple_reduction): Always check
32038 reduction code for commutativity / associativity.
32040 2016-01-27 Martin Jambor <mjambor@suse.cz>
32042 PR tree-optimization/69355
32043 * tree-sra.c (analyze_access_subtree): Correct hole detection when
32044 total_scalarization fails.
32046 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
32048 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
32051 2016-01-27 Christian Bruel <christian.bruel@st.com>
32054 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
32055 Move arm_reset_previous_fndecl and set_target_option_current_node in
32056 the conditional part. Call save_restore_target_globals.
32057 * config/arm/arm.c (arm_set_current_function):
32058 Refactor to better support #pragma target and attribute mix.
32059 Call save_restore_target_globals.
32060 * config/arm/arm-protos.h (save_restore_target_globals): New function.
32062 2016-01-27 Martin Liska <mliska@suse.cz>
32064 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
32065 reference for an HSA kernel and its host function.
32067 2016-01-27 Jakub Jelinek <jakub@redhat.com>
32069 PR tree-optimization/69399
32070 * wide-int.h (wi::lrshift): For larger precisions, only
32071 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
32073 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
32075 * config/arc/predicates.md (proper_comparison_operator): Reject
32076 constant-constant comparison.
32078 2016-01-26 Tom de Vries <tom@codesourcery.com>
32080 PR tree-optimization/69110
32081 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32082 DR_NUM_DIMENSIONS == 0.
32084 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32085 Sebastian Pop <s.pop@samsung.com>
32087 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32088 isl_ast_op_cond and isl_ast_op_select.
32089 (gcc_expression_from_isl_expr_op): Same.
32091 2016-01-26 Jason Merrill <jason@redhat.com>
32094 * tree.c (recompute_constructor_flags): Split out from
32096 (verify_constructor_flags): New.
32097 * tree.h: Declare them.
32099 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32101 PR rtl-optimization/69217
32102 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32103 are no TYPE_FIELDS set for the record type.
32105 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32108 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32109 toc_label_name unconditionally.
32110 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32111 SYMBOL_REF string. Use toc_label_name instead of constructing
32113 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32114 constructing LCTOC1.
32116 2016-01-26 Martin Sebor <msebor@redhat.com>
32119 * doc/extend.texi (Common Type Attributes): Move text that talks about
32120 attribute packed from attribute aligned to the section discussing
32121 the former attribute for clarity.
32123 2016-01-26 Richard Henderson <rth@redhat.com>
32125 PR middle-end/60908
32126 * trans-mem.c (tm_region_init): Mark entry block as visited.
32128 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32131 * diagnostic-show-locus.c (layout::print_source_line): Replace
32132 call to pp_newline with call to layout::print_newline.
32133 (layout::print_annotation_line): Likewise.
32134 (layout::move_to_column): Likewise.
32135 (layout::print_any_fixits): After printing any fixits, print a
32136 trailing newline, if necessary.
32137 (layout::print_newline): New method, resetting any colorization
32139 (diagnostic_show_locus): Move the pp_newline to before the
32140 early bailout. Remove dummy block enclosing the layout instance.
32141 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32142 of pp_newline_and_flush with pp_flush.
32143 (diagnostic_append_note): Delete use of pp_newline.
32144 (diagnostic_append_note_at_rich_loc): Delete.
32145 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32146 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32147 when newline characters are added to the buffer.
32149 2016-01-26 Michael Matz <matz@suse.de>
32151 * configure.ac (ac_cv_std_swap_in_utility): New test.
32152 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32153 * configure: Regenerate.
32154 * config.in: Regenerate.
32156 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32158 * config/arc/arc.md (cstoresi4): Force operand into register.
32159 (arcset<code>): Fix predicate.
32160 (arcsetltu): Likewise.
32161 (arcsetgeu): Likewise.
32162 (arcsethi): Likewise.
32163 (arcsetls): Likewise.
32165 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32167 PR tree-optimization/69483
32168 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32169 if base has error_mark_node type.
32171 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32174 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32175 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32177 (vget_lane_f16): Handle big-endian.
32178 (vgetq_lane_f16): Likewise.
32179 (vset_lane_f16): Likewise.
32180 (vsetq_lane_f16): Likewise.
32181 * config/arm/iterators.md (VQXMOV): Add V8HF.
32182 (VDQ): Add V4HF and V8HF.
32183 (V_reg): Handle V4HF and V8HF.
32184 (Is_float_mode): Likewise.
32185 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32186 neon_vdup_nv8hf): New patterns.
32187 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32188 Use VD_LANE iterator.
32189 (neon_vld1_dup<mode>): Use VQ2 iterator.
32191 2016-01-26 Nathan Sidwell <nathan@acm.org>
32193 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32194 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32195 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32196 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32197 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32198 (oacc_validate_dims): Add LEVEL arg, don't return level.
32199 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32200 oacc_validate_dims.
32201 (execute_oacc_device_lower): Adjust, add more dump output.
32202 * tree-ssa-loop.c (gate_oacc_kernels): Use
32203 oacc_fn_attrib_kernels_p.
32204 * tree-parloops.c (create_parallel_loop): Adjust
32205 set_oacc_fn_attrib call.
32207 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32210 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32211 (append_compiler_options): Handle -fcilkplus.
32212 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32214 2016-01-26 Nick Clifton <nickc@redhat.com>
32217 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32218 been marked as DECL_ONE_ONLY but we do not the means to make it
32219 so, then do not allow it to bind locally.
32221 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32224 * opts.h (parse_sanitizer_options): New prototype.
32225 * opts.c (sanitizer_opts): New array.
32226 (parse_sanitizer_options): New function.
32227 (common_handle_option): Use parse_sanitizer_options.
32229 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32232 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32233 alignment adjustment to ...
32234 (ix86_update_stack_boundary): Here. Don't over-align stack for
32236 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32237 if __tls_get_addr is called.
32239 2016-01-26 Christian Bruel <christian.bruel@st.com>
32241 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32243 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32245 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32247 2016-01-26 Richard Biener <rguenther@suse.de>
32249 PR middle-end/69467
32250 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32252 2016-01-26 Richard Biener <rguenther@suse.de>
32254 PR tree-optimization/69452
32255 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32256 (move_computations_dom_walker::before_dom_children): Rename
32258 (move_computations_worker): This.
32259 (move_computations): Perform an RPO rather than a DOM walk.
32261 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32264 * combine.c (combine_instructions): For REG_EQUAL note with
32265 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32266 to the underlying register.
32267 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32268 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32270 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32273 * config/aarch64/aarch64-builtins.c
32274 (aarch64_init_simd_builtin_types): Do not set structural
32275 equality to __Poly{8,16,64,128}_t types.
32277 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32279 PR tree-optimization/69400
32280 * wide-int.cc (wi_pack): Take the precision as argument and
32281 perform canonicalization here rather than in the callers.
32282 Use the main loop to handle all full-width HWIs. Add a
32283 zero HWI if in_len isn't a full result.
32284 (wi::divmod_internal): Update accordingly.
32285 (wi::mul_internal): Likewise. Simplify.
32287 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32288 Sebastian Pop <s.pop@samsung.com>
32290 * graphite-poly.c (apply_poly_transforms): Simplify.
32291 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32292 (print_isl_map): Same.
32293 (print_isl_union_map): Same.
32294 (print_isl_schedule): New.
32295 (debug_isl_schedule): New.
32296 * graphite-dependences.c (scop_get_reads): Do not call
32297 isl_union_map_add_map that is undocumented isl functionality.
32298 (scop_get_must_writes): Same.
32299 (scop_get_may_writes): Same.
32300 (scop_get_original_schedule): Remove.
32301 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32302 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32303 (compute_deps): Remove.
32304 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32305 (debug_schedule_ast): New.
32306 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32307 set_separate_option.
32308 (graphite_regenerate_ast_isl): Add dump.
32309 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32310 from scop->transformed_schedule.
32311 (graphite_regenerate_ast_isl): Add more dump.
32312 * graphite-optimize-isl.c (optimize_isl): Set
32313 scop->transformed_schedule. Check whether schedules are equal.
32314 (apply_poly_transforms): Move here.
32315 * graphite-poly.c (apply_poly_transforms): ... from here.
32316 (free_poly_bb): Static.
32317 (free_scop): Static.
32318 (pbb_number_of_iterations_at_time): Remove.
32319 (print_isl_ast): New.
32320 (debug_isl_ast): New.
32321 (debug_scop_pbb): New.
32322 * graphite-scop-detection.c (print_edge): Move.
32323 (print_sese): Move.
32324 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32325 (build_scop_scattering): Remove.
32326 (create_pw_aff_from_tree): Assert instead of bailing out.
32327 (add_condition_to_pbb): Remove unused code, do not fail.
32328 (add_conditions_to_domain): Same.
32329 (add_conditions_to_constraints): Remove.
32330 (build_scop_context): New.
32331 (add_iter_domain_dimension): New.
32332 (build_iteration_domains): Initialize pbb->iterators.
32333 Call add_conditions_to_domain.
32336 (index_outermost_in_loop): New.
32337 (index_pbb_in_loop): New.
32338 (outermost_pbb_in): New.
32339 (add_in_sequence): New.
32340 (add_outer_projection): New.
32341 (outer_projection_mupa): New.
32342 (add_loop_schedule): New.
32343 (build_schedule_pbb): New.
32344 (build_schedule_loop): New.
32345 (embed_in_surrounding_loops): New.
32346 (build_schedule_loop_nest): New.
32347 (build_original_schedule): New.
32348 (build_poly_scop): Call build_original_schedule.
32349 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32350 (free_poly_dr): Remove.
32351 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32352 (free_poly_bb): Remove.
32353 (debug_loop_vec): Remove.
32354 (print_isl_ast): Declare.
32355 (debug_isl_ast): Declare.
32356 (scop_do_interchange): Remove.
32357 (scop_do_strip_mine): Remove.
32358 (scop_do_block): Remove.
32359 (flatten_all_loops): Remove.
32360 (optimize_isl): Remove.
32361 (pbb_number_of_iterations_at_time): Remove.
32362 (debug_scop_pbb): Declare.
32363 (print_schedule_ast): Declare.
32364 (debug_schedule_ast): Declare.
32365 (struct scop): Remove schedule. Add original_schedule,
32366 transformed_schedule.
32367 (free_gimple_poly_bb): Remove.
32368 (print_generated_program): Remove.
32369 (debug_generated_program): Remove.
32370 (unify_scattering_dimensions): Remove.
32371 * sese.c (print_edge): ... here.
32372 (print_sese): ... here.
32373 (debug_edge): ... here.
32374 (debug_sese): ... here.
32375 * sese.h (print_edge): Declare.
32376 (print_sese): Declare.
32377 (dump_edge): Declare.
32378 (dump_sese): Declare.
32380 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32381 Sebastian Pop <s.pop@samsung.com>
32383 * Makefile.in: Set ISLVER in site.exp.
32385 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32387 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32388 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32389 through DECL_VALUE_EXPR for expansion.
32391 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32393 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32394 the frame info after reload completed.
32396 2016-01-25 Jeff Law <law@redhat.com>
32398 PR tree-optimization/69196
32399 PR tree-optimization/68398
32400 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32401 tree-ssa-threadupdate.c.
32402 (determine_bb_domination_status): Prototype
32403 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32404 (determine_bb_domination_status): No longer static.
32405 (valid_jump_thread_path): Remove code to detect characteristics
32406 of the jump thread path not associated with correctness.
32407 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32408 Correct test for thread path length. Count PHIs for real operands as
32409 statements that need to be copied. Do not count ASSERT_EXPRs.
32410 Look at all the blocks in the thread path. Compute and selectively
32411 filter thread paths based on threading through the latch, threading
32412 a multiway branch or crossing a multiway branch.
32414 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32416 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32417 decl with __attribute__ ((unused)) annotation.
32419 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32422 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32423 of operands is compatible with a statement vectype.
32425 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32427 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32428 improve wording for mixed storage order support.
32430 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32432 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32433 (vcvt_u64_f64): Likewise.
32434 (vcvta_s64_f64): Likewise.
32435 (vcvta_u64_f64): Likewise.
32436 (vcvtm_s64_f64): Likewise.
32437 (vcvtm_u64_f64): Likewise.
32438 (vcvtn_s64_f64): Likewise.
32439 (vcvtn_u64_f64): Likewise.
32440 (vcvtp_s64_f64): Likewise.
32441 (vcvtp_u64_f64): Likewise.
32443 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32445 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32446 (arc_init): Check validity mll64 option.
32447 (arc_save_restore): Use double load/store instruction.
32448 (arc_expand_movmem): Likewise.
32449 (arc_split_move): Don't split if we have double load/store
32450 instructions. Returns a boolean.
32451 (arc_process_double_reg_moves): Change function to return boolean
32452 instead of a sequence of instructions.
32453 (arc_dwarf_register_span): New function.
32454 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32455 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32456 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32457 (*movdf_insn): Likewise.
32458 * config/arc/arc.opt (mll64): New option.
32459 * config/arc/predicates.md (even_register_operand): New predicate.
32460 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32462 2016-01-25 Richard Biener <rguenther@suse.de>
32465 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32466 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32468 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32470 2016-01-25 Richard Biener <rguenther@suse.de>
32472 PR tree-optimization/69376
32473 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32475 (VN_INFO_ANTI_RANGE_P): New inline.
32476 (VN_INFO_RANGE_TYPE): Likewise.
32477 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32478 SSA_NAME_ANTI_RANGE_P.
32479 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32480 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32481 Properly query VN_INFO_RANGE_TYPE.
32483 2016-01-25 Nick Clifton <nickc@redhat.com>
32486 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32488 2016-01-23 Tom de Vries <tom@codesourcery.com>
32490 PR tree-optimization/69426
32491 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32494 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32496 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32497 "the the" with "the" in the comments.
32498 * ipa-devirt.c (build_type_inheritance_graph,
32499 update_type_inheritance_graph): Likewise.
32500 * tree.c (build_function_type_list_1): Likewise.
32501 * cfgloopmanip.c (scale_loop_profile): Likewise.
32502 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32503 * gimple-ssa-split-paths.c
32504 (find_block_to_duplicate_for_splitting_paths): Likewise.
32505 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32506 * expr.c (convert_move): Likewise.
32507 * var-tracking.c (vt_stack_adjustments): Likewise.
32508 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32509 * tree-vrp.c (test_for_singularity): Likewise.
32511 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32512 directly instead of building a temporary tree.
32515 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32516 remove <algorithm> include.
32518 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32521 * config/i386/i386.c: Include dojump.h.
32522 (expand_small_movmem_or_setmem,
32523 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32525 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32526 if dynamic_check != -1.
32528 2016-01-21 Jeff Law <law@redhat.com>
32530 PR middle-end/69347
32531 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32532 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32533 into dominated_by_p.
32534 (cprop_into_successor_phis): Avoid unnecessary tests.
32536 2016-01-22 Richard Henderson <rth@redhat.com>
32539 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32540 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32542 2016-01-22 Michael Matz <matz@suse.de>
32544 * system.h (string, algorithm): Include only conditionally.
32545 (new): Include always under C++.
32546 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32547 * final.c (toplevel): Ditto.
32548 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32549 * genconditions.c (write_header): Make gencondmd.c define
32551 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32553 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32554 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32556 2016-01-22 Christian Bruel <christian.bruel@st.com>
32559 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32561 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32564 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32565 define_insn_and_split. Ensure operands[1] and operands[0] do not
32566 get assigned the same register.
32568 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32570 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32572 2016-01-22 Christian Bruel <christian.bruel@st.com>
32574 * config/arm/arm-c.c (arm_pragma_target_parse):
32575 Remove warn_builtin_macro_redefined overwrite.
32577 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32579 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32580 flag_non_call_exceptions compatibility.
32582 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32585 * dwarf2out.c (add_child_die_after): New function.
32586 (dwarf_qual_info_t): New type.
32587 (dwarf_qual_info): New variable.
32588 (qualified_die_p): New function.
32589 (modified_type_die): For -fdebug-types-section, ensure
32590 canonical order of qualifiers. Put qualified DIEs adjacent
32591 to the corresponding non-qualified type DIE and search there
32592 for existing qualified DIEs.
32594 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32596 * doc/extend.texi (scalar_storage_order type attribute): Document
32597 restriction on type punning and aliasing, and remove future tense.
32599 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32602 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32605 2016-01-21 Jeff Law <law@redhat.com>
32607 PR middle-end/69347
32608 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32609 useless call to record_temporary_equivalences.
32610 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32611 allocate 10 slots in the bb_path vector and let it grow as needed.
32612 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32615 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32617 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32619 * configure: Regenerate.
32621 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32623 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32624 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32626 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32628 PR middle-end/66178
32629 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32630 drop EXPAND_INITIALIZER.
32631 * rtl.h (contains_symbolic_reference_p): Declare.
32632 * rtlanal.c (contains_symbolic_reference_p): New function.
32633 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32634 a subtraction into a NOT if symbolic constants are involved.
32636 2016-01-21 Anton Blanchard <anton@samba.org>
32637 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32640 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32642 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32645 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32647 * config/microblaze/microblaze.c
32648 (get_branch_target): New.
32649 (insert_wic_for_ilb_runout): New.
32651 (microblaze_machine_dependent_reorg): New.
32652 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32653 * config/microblaze/microblaze.md
32654 (UNSPEC_IPREFETCH): Define.
32655 (iprefetch): New pattern
32656 * config/microblaze/microblaze.opt
32657 (mxl-prefetch): New flag.
32659 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32661 * config/microblaze/microblaze.h
32662 (FIXED_REGISTERS): Update in macro.
32663 (CALL_USED_REGISTERS): Update in macro.
32665 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32667 PR rtl-optimization/68920
32668 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32671 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32673 PR rtl-optimization/68990
32674 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32675 pseudo instead of inheritance ones.
32677 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32678 Nick Clifton <nickc@redhat.com>
32682 * config/mips/mips.c (mips_compute_frame_info): Initialise
32683 args_size and hard_frame_pointer_offset fields of the frame
32684 structure before calling mips_global_pointer.
32686 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32688 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32690 * configure: Regenerate.
32692 2016-01-21 Richard Biener <rguenther@suse.de>
32694 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32696 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32698 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32699 to actually emit the .size directive.
32701 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32702 Jakub Jelinek <jakub@redhat.com>
32706 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32707 args array size by one to avoid buffer overflow.
32709 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32711 * config/s390/s390.md (pool_section_start): Use switch_to_section
32712 to select proper read-only data section instead of hardcoding
32714 (pool_section_end): Use switch_to_section to match the above.
32716 2016-01-21 Richard Biener <rguenther@suse.de>
32718 PR tree-optimization/69378
32719 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32720 (set_ssa_val_to): Use it for dominance checks taking into
32721 account not executable edges.
32723 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32726 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32727 for bitsize instead of GET_MODE_PRECISION (mode).
32729 2016-01-20 Martin Sebor <msebor@redhat.com>
32732 * extend.texi (__sync Builtins): Clarify the semantics of
32733 __sync_fetch_and_OP built-ins on pointers.
32734 (__atomic Builtins): Same.
32736 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32737 Sebastian Pop <s.pop@samsung.com>
32739 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32740 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32741 (is_valid_rename): Same.
32742 (translate_isl_ast_to_gimple::get_rename): Same.
32743 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32744 (translate_isl_ast_to_gimple::rename_uses): Same.
32745 (get_new_name): Check for close_phi nodes.
32746 (copy_loop_phi_args): Use phi_node_kind.
32747 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32748 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32750 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32751 Sebastian Pop <s.pop@samsung.com>
32753 Revert commit r229783.
32754 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32755 Remove use of parameter_rename_map.
32756 (copy_def): Remove.
32757 (copy_internal_parameters): Remove.
32758 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32759 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32760 (free_sese_info): Do not free parameter_rename_map.
32761 (set_rename): Do not use parameter_rename_map.
32762 (rename_uses): Update call to set_rename.
32763 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32764 * sese.h (parameter_rename_map_t): Remove.
32765 (struct sese_info_t): Remove field parameter_rename_map.
32767 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32768 Sebastian Pop <s.pop@samsung.com>
32770 * graphite-isl-ast-to-gimple.c: Fix comment.
32771 * graphite-scop-detection.c (defined_in_loop_p): New.
32772 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32773 names defined in loop.
32775 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32776 Sebastian Pop <s.pop@samsung.com>
32778 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32779 Discard unstructured if-then-else regions.
32781 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32782 Sebastian Pop <s.pop@samsung.com>
32784 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32785 (cleanup_loop_iter_dom): Remove.
32786 (build_loop_iteration_domains): Remove.
32787 (build_scop_context): Remove.
32788 (build_scop_iteration_domain): Remove.
32789 (add_loop_constraints): New.
32790 (build_iteration_domains): New.
32791 (build_poly_scop): Call build_iteration_domains.
32793 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32794 Sebastian Pop <s.pop@samsung.com>
32796 * graphite-scop-detection.c
32797 (scop_detection::harmful_loop_in_region): Free dom and loops.
32798 (scop_detection::loop_body_is_valid_scop): Free bbs.
32800 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32801 Sebastian Pop <s.pop@samsung.com>
32803 * graphite-scop-detection.c (record_loop_in_sese): New.
32804 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32805 (build_scops): Remove call to build_sese_loop_nests.
32806 * sese.c (sese_record_loop): Remove.
32807 (build_sese_loop_nests): Remove.
32808 (new_sese_info): Remove region->loops.
32809 (free_sese_info): Same.
32810 * sese.h (sese_contains_loop): Same.
32811 (build_sese_loop_nests): Remove.
32812 (sese_contains_loop): Remove.
32814 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32815 Sebastian Pop <s.pop@samsung.com>
32817 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32818 loop_is_valid_in_scop.
32819 (scop_detection::harmful_stmt_in_region): Renamed
32820 harmful_loop_in_region.
32821 Call loop_is_valid_in_scop.
32823 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32824 Sebastian Pop <s.pop@samsung.com>
32826 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32829 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32830 Sebastian Pop <s.pop@samsung.com>
32832 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32833 * graphite.h (struct poly_bb): Remove field is_reduction.
32834 (PBB_IS_REDUCTION): Remove.
32836 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32837 Sebastian Pop <s.pop@samsung.com>
32839 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32840 (add_pdr_constraints): Same.
32841 (scop_get_reads): Same.
32842 (scop_get_must_writes): Same.
32843 (scop_get_may_writes): Same.
32844 (scop_get_original_schedule): Same.
32845 (extend_schedule): Same.
32846 (apply_schedule_on_deps): Same.
32847 (carries_deps): Same.
32848 (compute_deps): Same.
32849 (scop_get_dependences): Same.
32850 * graphite-isl-ast-to-gimple.c
32851 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32852 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32853 (get_schedule_for_band_list): Same.
32854 (get_schedule_map): Same.
32855 (apply_schedule_map_to_scop): Same.
32856 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32857 (build_loop_iteration_domains): Same.
32858 (add_condition_to_pbb): Same.
32859 (add_param_constraints): Same.
32860 (pdr_add_memory_accesses): Same.
32861 (pdr_add_data_dimensions): Same.
32863 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32865 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32868 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32870 * common.opt (feliminate-dwarf2-dups): Replace references to
32871 "DWARF 2" with just "DWARF".
32872 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32873 * doc/extend.texi: Likewise.
32874 * doc/cpp.texi: Likewise.
32875 * doc/invoke.texi: Likewise.
32876 (Option Summary): Add -gdwarf to list of Debugging Options.
32877 (Debugging Options): Document -gdwarf.
32878 * doc/contrib.texi: Spell "DWARF" like that.
32880 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32882 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32883 warning. Fix up formatting.
32885 PR middle-end/67653
32886 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32887 attempt to mark memory input operand addressable and
32888 call prepare_gimple_addressable in that case. Don't adjust
32889 input_location for diagnostics, use error_at instead.
32891 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32893 * config/rs6000/ppc-auxv.h: New file.
32894 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32895 (cpu_is): Likewise.
32896 (cpu_supports): Likewise.
32897 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32898 (cpu_is_info): New variable.
32899 (cpu_supports_info): Likewise.
32900 (tcb_verification_symbol): Likewise.
32901 (cpu_builtin_p): Likewise.
32902 (cpu_expand_builtin): New function.
32903 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32904 (rs6000_init_builtins): Likewise.
32905 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32906 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32907 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32908 * configure: Regenerate.
32909 * config.in: Likewise.
32910 * doc/extend.texi (PowerPC Built-in Functions): Document
32911 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32913 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32916 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32918 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32921 2016-01-20 Richard Henderson <rth@redhat.com>
32927 * tree.c (tm_define_builtin): New.
32928 (find_tm_vector_type): New.
32929 (build_tm_vector_builtins): New.
32930 (build_common_builtin_nodes): Call it.
32932 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32934 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32935 (arm_fp_ok): Likewise.
32936 (arm_fp): Likewise.
32937 (arm_crypto): Likewise.
32939 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32940 Richard Biener <rguenther@suse.de>
32942 PR tree-optimization/69328
32943 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32944 vectors have same number of elements.
32945 (vectorizable_condition): Fix masked version recognition.
32947 2016-01-20 Richard Biener <rguenther@suse.de>
32949 PR tree-optimization/69345
32950 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32951 (VN_INFO_PTR_INFO): Likewise.
32952 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32953 info when it is equal between non-dominating SSA names.
32954 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32955 Make sure to look at original SSA infos.
32957 2016-01-20 Jeff Law <law@redhat.com>
32960 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32962 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32963 (pc_or_label_operand): New predicate.
32964 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32965 tests for small integers that are 2^n - 1.
32967 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32969 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32971 2016-01-19 Jeff Law <law@redhat.com>
32973 PR middle-end/69347
32974 * tree-ssa-threadbackwards.c
32975 (fsm_find_control_statement_thread_paths): Do not try to lookup
32976 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32978 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32980 * doc/lto.texi: Remove text that says only Gold has linker plugin
32983 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32985 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32986 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32987 the DIE accordingly.
32988 (modified_type_die): Add REVERSE parameter and pass it recursively,
32989 as well as to base_type_die. Adjust presence check accordingly.
32990 (base_type_for_mode): Adjust call to modified_type_die.
32991 (add_type_attribute): Add REVERSE parameter and pass it to
32993 (generic_parameter_die): Adjust call to add_type_attribute.
32994 (add_scalar_info): Likewise.
32995 (add_subscript_info): Likewise.
32996 (gen_array_type_die): Likewise.
32997 (gen_descr_array_type_die): Likewise.
32998 (gen_entry_point_die): Likewise.
32999 (gen_enumeration_type_die): Likewise.
33000 (gen_formal_parameter_die): Likewise.
33001 (gen_subprogram_die): Likewise.
33002 (gen_variable_die ): Likewise.
33003 (gen_const_die): Likewise.
33004 (gen_field_die): Likewise.
33005 (gen_pointer_type_die): Likewise.
33006 (gen_reference_type_die): Likewise.
33007 (gen_ptr_to_mbr_type_die): Likewise.
33008 (gen_inheritance_die): Likewise.
33009 (gen_subroutine_type_die): Likewise.
33010 (gen_typedef_die): Likewise.
33011 (force_type_die): Adjust call to modified_type_die.
33013 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
33015 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
33016 flow throughout the file. Fix broken link to Objective-C 2.0
33018 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
33021 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33023 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
33025 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33028 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
33029 (maybe_record_node): Record cxa_pure_virtual as the only possible
33030 target if there are not ohter candidates.
33031 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
33033 2016-01-19 Richard Biener <rguenther@suse.de>
33035 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
33036 (get_memory_order): Likewise.
33038 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
33040 * tree-vect-stmts.c (vectorizable_store): Check
33043 2016-01-19 David Malcolm <dmalcolm@redhat.com>
33046 * gcc.c (driver::decode_argv): Add call to
33047 init_opts_obstack before init_options_struct.
33048 * opts.c (init_opts_obstack): Remove idempotency.
33049 (init_options_struct): Replace call to init_opts_obstack
33050 with a gcc_assert to verify that it has already been called.
33051 * toplev.c (toplev::main): Add call to init_opts_obstack before
33052 calls to init_options_struct.
33053 (toplev::finalize): Move cleanup of opts_obstack next to
33054 cleanup of save_decoded_options, clearing the latter, and
33055 save_decoded_options_count.
33057 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33060 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
33061 attribute to unconditional. Remove %? from output template.
33063 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33064 Jiong Wang <jiong.wang@arm.com>
33066 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
33067 generated from different expand order.
33069 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33071 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33072 Add support for CCMP costing.
33074 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33076 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33077 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33078 (fccmpe<mode>): Likewise.
33079 (fcmp): Rename to fcmp and globalize pattern.
33081 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33082 (aarch64_gen_ccmp_next): Add FP support.
33084 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33086 * target.def (gen_ccmp_first): Update documentation.
33087 (gen_ccmp_next): Likewise.
33088 * doc/tm.texi (gen_ccmp_first): Update documentation.
33089 (gen_ccmp_next): Likewise.
33090 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33091 expand_ccmp_expr_1. Improve comments.
33092 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33093 (ccmp_ior<mode>): Remove pattern.
33094 (cmp<mode>): Remove expand.
33095 (cmp): Globalize pattern.
33096 (cstorecc4): Use cc_register.
33097 (mov<mode>cc): Remove ccmp_cc_register check.
33098 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33099 Simplify after removal of CC_DNE/* modes.
33100 (aarch64_ccmp_mode_to_code): Remove.
33101 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33102 In 'k' case use integer as condition.
33103 (aarch64_nzcv_codes): Remove inverted cases.
33104 (aarch64_code_to_ccmode): Remove.
33105 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33106 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33107 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33108 pattern. Return the comparison with CC register. Invert conditions
33109 when bitcode is OR.
33110 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33111 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33113 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33115 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33116 instrumented_version.
33118 2016-01-19 Richard Biener <rguenther@suse.de>
33120 PR tree-optimization/69336
33121 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33122 handled components with get_ref_base_and_extent.
33123 (equal_mem_array_ref_p): Adjust.
33125 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33128 * shrink-wrap.c: Include valtrack.h.
33129 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33130 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33131 in between insn and where it will be moved to. Call
33132 dead_debug_insert_temp.
33133 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33134 first and dead_debug_local_finish at the end.
33135 For uses and defs bitmap, handle all regs in between REGNO and
33136 END_REGNO, not just the first one.
33138 2016-01-19 Richard Biener <rguenther@suse.de>
33140 PR tree-optimization/69352
33141 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33142 (equal_mem_array_ref_p): Constrain size and max size properly.
33143 Compare the reverse flag.
33145 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33147 * ira.c (ira): Update regstat data if we deleted insns.
33149 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33151 PR rtl-optimization/68955
33152 PR rtl-optimization/64557
33153 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33154 here. Fix up formatting.
33155 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33157 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33160 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33161 assume that the node has body.
33162 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33165 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33167 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33170 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33172 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33173 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33175 2016-01-19 Martin Jambor <mjambor@suse.cz>
33176 Martin Liska <mliska@suse.cz>
33177 Michael Matz <matz@suse.de>
33179 * Makefile.in (OBJS): Add new source files.
33180 (GTFILES): Add hsa.c.
33181 * common.opt (disable_hsa): New variable.
33182 (-Whsa): New warning.
33183 * config.in (ENABLE_HSA): New.
33184 * configure.ac: Treat hsa differently from other accelerators.
33185 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33186 $enable_offloading.
33187 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33188 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33189 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33190 --with-hsa-kmt-lib.
33191 * doc/invoke.texi (-Whsa): Document.
33192 (hsa-gen-debug-stores): Likewise.
33193 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33194 to invoke offload compiler for hsa acclerator.
33195 * opts.c (common_handle_option): Determine whether HSA offloading
33196 should be performed.
33197 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33198 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33199 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33200 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33201 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33202 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33203 GF_OMP_FOR_KIND_GRID_LOOP.
33204 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33205 (pp_gimple_stmt_1): Likewise.
33206 * gimple-walk.c (walk_gimple_stmt): Likewise.
33207 * gimple.c (gimple_build_omp_grid_body): New function.
33208 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33209 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33210 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33211 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33212 GF_OMP_TEAMS_GRID_PHONY.
33213 (gimple_statement_omp_single_layout): Updated comments.
33214 (gimple_build_omp_grid_body): New function.
33215 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33216 (gimple_omp_for_grid_phony): New function.
33217 (gimple_omp_for_set_grid_phony): Likewise.
33218 (gimple_omp_parallel_grid_phony): Likewise.
33219 (gimple_omp_parallel_set_grid_phony): Likewise.
33220 (gimple_omp_teams_grid_phony): Likewise.
33221 (gimple_omp_teams_set_grid_phony): Likewise.
33222 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33223 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33224 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33225 (BUILT_IN_GOMP_TARGET): Updated type.
33226 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33227 (adjust_for_condition): New function.
33228 (get_omp_for_step_from_incr): Likewise.
33229 (extract_omp_for_data): Moved parts to adjust_for_condition and
33230 get_omp_for_step_from_incr.
33231 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33232 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33233 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33234 (scan_omp_parallel): Do not create child functions for phony
33236 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33237 (scan_omp_1_op): Checking assert we are not remapping to
33238 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33239 (parallel_needs_hsa_kernel_p): New function.
33240 (expand_parallel_call): Register apprpriate parallel child
33241 functions as HSA kernels.
33242 (grid_launch_attributes_trees): New type.
33243 (grid_attr_trees): New variable.
33244 (grid_create_kernel_launch_attr_types): New function.
33245 (grid_insert_store_range_dim): Likewise.
33246 (grid_get_kernel_launch_attributes): Likewise.
33247 (get_target_argument_identifier_1): Likewise.
33248 (get_target_argument_identifier): Likewise.
33249 (get_target_argument_value): Likewise.
33250 (push_target_argument_according_to_value): Likewise.
33251 (get_target_arguments): Likewise.
33252 (expand_omp_target): Call get_target_arguments instead of looking
33253 up for teams and thread limit.
33254 (grid_expand_omp_for_loop): New function.
33255 (grid_arg_decl_map): New type.
33256 (grid_remap_kernel_arg_accesses): New function.
33257 (grid_expand_target_kernel_body): New function.
33258 (expand_omp): Call it.
33259 (lower_omp_for): Do not emit phony constructs.
33260 (lower_omp_taskreg): Do not emit phony constructs but create for them
33261 a temporary variable receiver_decl.
33262 (lower_omp_taskreg): Do not emit phony constructs.
33263 (lower_omp_teams): Likewise.
33264 (lower_omp_grid_body): New function.
33265 (lower_omp_1): Call it.
33266 (grid_reg_assignment_to_local_var_p): New function.
33267 (grid_seq_only_contains_local_assignments): Likewise.
33268 (grid_find_single_omp_among_assignments_1): Likewise.
33269 (grid_find_single_omp_among_assignments): Likewise.
33270 (grid_find_ungridifiable_statement): Likewise.
33271 (grid_target_follows_gridifiable_pattern): Likewise.
33272 (grid_remap_prebody_decls): Likewise.
33273 (grid_copy_leading_local_assignments): Likewise.
33274 (grid_process_kernel_body_copy): Likewise.
33275 (grid_attempt_target_gridification): Likewise.
33276 (grid_gridify_all_targets_stmt): Likewise.
33277 (grid_gridify_all_targets): Likewise.
33278 (execute_lower_omp): Call grid_gridify_all_targets.
33279 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33280 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33281 (tree_omp_clause): Added union field dimension.
33282 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33283 * tree.c (omp_clause_num_ops): Added number of arguments of
33284 OMP_CLAUSE__GRIDDIM_.
33285 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33286 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33287 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33288 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33289 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33290 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33291 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33292 * tree-pass.h (make_pass_gen_hsail): Declare.
33293 (make_pass_ipa_hsa): Likewise.
33294 * ipa-hsa.c: New file.
33295 * lto-section-in.c (lto_section_name): Add hsa section name.
33296 * lto-streamer.h (lto_section_type): Add hsa section.
33297 * timevar.def (TV_IPA_HSA): New.
33298 * hsa-brig-format.h: New file.
33299 * hsa-brig.c: New file.
33300 * hsa-dump.c: Likewise.
33301 * hsa-gen.c: Likewise.
33304 * toplev.c (compile_file): Call hsa_output_brig.
33305 * hsa-regalloc.c: New file.
33307 2016-01-18 Jeff Law <law@redhat.com>
33309 PR tree-optimization/69320
33310 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33311 ranged object, do nothing if the RHS constant is not [0..1].
33312 (optimize_stmt): Comparing a boolean ranged object against a
33313 constant outside [0..1] results in a compile-time constant.
33315 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33318 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33320 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33321 (Option Summary): Update to reflect new section and moved options.
33322 (C++ Dialect Options): Move -fstats to new section.
33323 (Debugging Options): Move all dump, statistics, and other GCC
33324 developer options to new section. Rewrite section introduction
33325 and re-order remaining options to put the more basic ones first.
33326 (Optimization Options): Move -fira-verbose and -flto-report* to
33328 (Developer Options): New section incorporating moved options.
33329 * doc/cppopts.texi (-dM): Update cross-reference.
33331 2016-01-18 Richard Henderson <rth@redhat.com>
33334 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33335 operands to pseudo only if CSE is expected. Split long immediate
33336 operands only after reload, and for the stack pointer.
33337 (*add<GPI>3_pluslong): Remove.
33338 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33339 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33340 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33341 (*add<GPI>3 peepholes): New.
33342 (*add<GPI>3 splitters): New.
33343 * config/aarch64/constraints.md (Upl): New.
33344 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33346 2016-01-18 Richard Biener <rguenther@suse.de>
33348 PR tree-optimization/69297
33349 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33351 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33353 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33355 PR middle-end/68542
33356 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33357 of mixind vector and scalar types.
33358 (fold_relational_const): Add handling of vector
33359 comparison with boolean result.
33360 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33361 comparison of vector operands with boolean result for EQ/NE only.
33362 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33363 (verify_gimple_cond): Likewise.
33364 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33367 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33369 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33372 2016-01-18 Richard Biener <rguenther@suse.de>
33374 PR middle-end/69308
33375 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33377 2016-01-18 Tom de Vries <tom@codesourcery.com>
33379 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33381 2016-01-18 Tom de Vries <tom@codesourcery.com>
33383 * omp-low.c (set_oacc_fn_attrib): Make extern.
33384 * omp-low.h (set_oacc_fn_attrib): Declare.
33385 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33386 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33387 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33388 Add and handle function parameter oacc_kernels_p.
33389 (find_reduc_addr, get_omp_data_i_param): New function.
33390 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33391 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33392 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33393 Calculate dominance info. Skip loops that are not in a kernels region
33394 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33395 (pass_parallelize_loops::execute): Call parallelize_loops with
33396 oacc_kernels_p argument.
33397 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33398 New member function.
33399 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33400 * passes.def: Add argument to pass_parallelize_loops instantation.
33402 2016-01-18 Tom de Vries <tom@codesourcery.com>
33404 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33405 pass_parallelize_loops to be run outside the loop pipeline.
33407 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33409 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33410 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33412 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33415 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33416 using get_ref_base_and_extent.
33417 (equal_mem_array_ref_p): New.
33418 (hashable_expr_equal_p): Add call to previous.
33420 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33423 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33424 (sra_initialize): Allocate disqualified_constants.
33425 (sra_deinitialize): Free disqualified_constants.
33426 (disqualify_candidate): Update disqualified_constants when appropriate.
33427 (create_access): Scan for constant-pool entries as we go along.
33428 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33429 (maybe_add_sra_candidate): Allow constant-pool entries.
33430 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33431 (initialize_constant_pool_replacements): New.
33432 (sra_modify_assign): Avoid mangling assignments created by previous,
33433 and don't generate writes into constant pool.
33434 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33436 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33438 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33439 andnot instruction.
33440 (scalar_chain::convert_op): Likewise.
33441 * config/i386/i386.md (*andndi3_doubleword): New.
33443 2016-01-18 Richard Biener <rguenther@suse.de>
33445 PR tree-optimization/69170
33446 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33447 building a vector from scalar results of a pattern stmt.
33449 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33451 * haifa-sched.c (autopref_multipass_init): Work around
33452 -Wmaybe-uninitialized warning.
33454 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33456 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33457 against the constant 0.
33459 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33461 PR tree-optimization/68799
33462 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33463 look up phi candidates in the statement-candidate map.
33464 (phi_add_costs): Likewise.
33465 (record_phi_increments): Likewise.
33466 (phi_incr_cost): Likewise.
33467 (ncd_with_phi): Likewise.
33468 (all_phi_incrs_profitable): Likewise.
33470 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33472 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33473 -Wmaybe-uninitialized warning.
33475 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33477 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33478 (Option Summary): Update to reflect new section and moved options.
33479 (C++ Dialect Options): Move -fvtable-verify and related options.
33480 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33481 and profiling-related options.
33482 (Optimization Options): Move profile generation options and
33483 -fstack-protector and related options.
33484 (Instrumentation Options): New section incorporating moved options.
33485 (Code Generation Options): Move -finstrument-functions and
33486 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33488 2016-01-16 Tom de Vries <tom@codesourcery.com>
33490 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33492 2016-01-16 Tom de Vries <tom@codesourcery.com>
33494 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33496 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33498 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33499 that checks whether the table is already empty. Rename the
33500 original implementation to...
33501 (hash_table::empty_slot): ...this new private function.
33503 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33505 PR diagnostic/68899
33506 * diagnostic-show-locus.c (layout::print_source_line): Move x
33507 offset of line until after call to
33508 get_line_width_without_trailing_whitespace.
33510 2016-01-15 Jeff Law <law@redhat.com>
33512 PR tree-optimization/69270
33513 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33514 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33515 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33516 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33517 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33518 ssa_name_has_boolean_range and constant_boolean_node.
33520 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33522 PR rtl-optimization/69030
33523 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33525 (spill_pseudos): Delete debug insn for dead pseudo.
33526 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33528 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33530 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33532 (TYPES_UNOPUS): Likewise.
33533 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33534 builtin type, from UNOP to UNOPUS.
33535 (lbtruncuv4sf): Likewise.
33536 (lbtruncuv2df): Likewise.
33537 (lrounduv2sf): Likewise.
33538 (lrounduv4sf): Likewise.
33539 (lrounduv2df): Likewise.
33540 (lroundusf): Likewise.
33541 (lroundusf): Likewise.
33542 (lceiluv2sf): Likewise.
33543 (lceiluv4sf): Likewise.
33544 (lceiluv2df): Likewise.
33545 (lceilusf): Likewise.
33546 (lceiludf): Likewise.
33547 (lflooruv2sf): Likewise.
33548 (lflooruv4sf): Likewise.
33549 (lflooruv2df): Likewise.
33550 (lfloorusf): Likewise.
33551 (lfloorudf): Likewise.
33552 (lfrintnuv2sf): Likewise.
33553 (lfrintnuv4sf): Likewise.
33554 (lfrintnuv2df): Likewise.
33555 (lfrintnusf): Likewise.
33556 (lfrintnudf): Likewise.
33557 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33559 (vcvtq_u32_f32): Likewise.
33560 (vcvtq_u64_f64): Likewise.
33561 (vcvta_u32_f32): Likewise.
33562 (vcvtaq_u32_f32): Likewise.
33563 (vcvtaq_u64_f64): Likewise.
33564 (vcvtm_u32_f32): Likewise.
33565 (vcvtmq_u32_f32): Likewise.
33566 (vcvtmq_u64_f64): Likewise.
33567 (vcvtn_u32_f32): Likwise.
33568 (vcvtnq_u32_f32): Likewise.
33569 (vcvtnq_u64_f64): Likewise.
33570 (vcvtp_u32_f32): Likewise.
33571 (vcvtpq_u32_f32): Likewise.
33572 (vcvtpq_u64_f64): Likewise.
33573 (vcvtmd_u64_f64): Likewise.
33574 (vcvtms_u32_f32): Likewise.
33575 (vcvtad_u64_f64): Likewise.
33576 (vcvtas_u32_f32): Likewise.
33577 (vcvtnd_u64_f64): Likewise.
33578 (vcvtns_u32_f32): Likewise.
33579 (vcvtpd_u64_f64): Likewise.
33580 (vcvtps_u32_f32): Likewise.
33582 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33584 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33585 CSEL of zero_extended registers.
33587 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33589 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33590 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33592 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33594 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33595 false when argument string is not found in the attributes table
33598 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33601 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33602 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33603 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33604 precision estimate.
33606 2016-01-15 Richard Biener <rguenther@suse.de>
33608 PR tree-optimization/66856
33609 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33610 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33611 (vect_create_new_slp_node): Increment stmt reference count.
33612 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33613 an SLP tree before swapping operands.
33614 (vect_build_slp_tree): Likewise.
33615 (destroy_bb_vec_info): Free stmt info after SLP instances.
33616 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33617 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33618 (STMT_VINFO_NUM_SLP_USES): New macro.
33620 2016-01-15 Richard Biener <rguenther@suse.de>
33623 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33624 (add_linkage_name): ... here.
33625 (gen_typedef_die): Use add_linkage_name_raw instead of
33626 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33629 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33631 * gimplify.c (oacc_default_clause): Decode reference and pointer
33632 types for both kernels and parallel regions.
33634 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33636 PR middle-end/69246
33637 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33639 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33641 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33642 (convert_scalars_to_vector): Likewise.
33644 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33646 * doc/extend.texi (Type Traits): Fix grammar.
33648 2016-01-15 Martin Jambor <mjambor@suse.cz>
33650 * tree-inline.c (remap_decl): Use existing dclarations if
33651 remapping a type and prevent_decl_creation_for_types.
33652 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33653 decls first. Do real remapping with
33654 prevent_decl_creation_for_types set.
33655 * tree-inline.h (copy_body_data): New field
33656 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33659 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33661 * config/s390/s390.opt (mmvcle): More verbose help text.
33663 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33665 * config/s390/s390.opt: Add period to -mzvector option text.
33667 2016-01-15 Richard Biener <rguenther@suse.de>
33669 PR tree-optimization/68961
33670 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33671 of invariants in stores again.
33673 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33675 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33677 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33679 * config/i386/i386.c (ix86_expand_branch): Don't split
33680 DI mode xor instruction to SI mode.
33682 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33685 * ipa-icf.c (sem_function::merge): Virtual functions may become
33686 reachable even if they address is not taken and there are no
33689 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33691 * lto-streamer-out.c (subtract_estimated_size): New function.
33692 (get_symbol_initial_value): Use it.
33694 2016-01-15 Christian Bruel <christian.bruel@st.com>
33697 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33698 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33699 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33700 use add_builtin_function_ext_scope instead of add_builtin_function.
33701 (neon_set_p, neon_crypto_set_p): Remove.
33702 (arm_init_builtins): Always call arm_init_neon_builtins and
33703 arm_init_crypto_builtins.
33704 (arm_expand_builtin): Check that builtins are allowed for the arch.
33705 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33706 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33707 arm_init_neon_builtins call.
33709 2016-01-15 Richard Biener <rguenther@suse.de>
33711 PR tree-optimization/69117
33712 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33713 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33714 of the leader conservatively.
33715 (free_scc_vn): Restore original SSA name infos.
33717 2016-01-14 Jeff Law <law@redhat.com>
33719 PR tree-optimization/69270
33720 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33721 single bit of precision, verify it's also unsigned.
33722 (record_edge_info): Use constant_boolean_node rather than fold_convert
33723 to convert boolean_true/boolean_false to the right type.
33725 2016-01-14 Richard Henderson <rth@redhat.com>
33728 * loop-doloop.c (record_reg_sets): New.
33729 (doloop_optimize): Reject the transform if the sequence
33730 clobbers registers live at the end of the loop block.
33731 (doloop_optimize_loops): Enable df_live if needed.
33733 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33735 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33736 * config/rs6000/rs6000.c: Likewise.
33737 * config/rs6000/rs6000.h: Likewise.
33738 * config/rs6000/rs6000.md: Likewise.
33739 * doc/extend.texi: Likewsie.
33741 2016-01-14 Jeff Law <law@redhat.com>
33743 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33746 2016-01-14 Richard Henderson <rth@redhat.com>
33750 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33751 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33752 instead of builtin_decl_declared_p to test for declaration.
33754 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33756 * doc/loop.texi (Loop Analysis and Representation): Document
33757 loop_depth function.
33759 2016-01-14 Tom de Vries <tom@codesourcery.com>
33761 PR tree-optimization/68773
33762 * omp-low.c (expand_omp_target): Don't set force_output.
33763 * varpool.c (varpool_node::get_create): Same.
33764 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33765 offload_funcs with force_output.
33767 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33770 * lra-eliminations.c (move_plus_up): Don't change anything if either
33771 the outer or inner subreg mode is not MODE_INT.
33772 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33773 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33775 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33777 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33778 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33779 reduc_uplus_@var{m}): Remove.
33780 * expr.c (expand_expr_real_2): Remove expansion path for
33781 reduc_[us](min|max|plus) optabs.
33782 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33783 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33784 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33785 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33786 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33787 reduc_[us](min|max|plus) optabs.
33789 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33791 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33792 (reduc_plus_scal_v2sf): New.
33793 (reduc_smax_v2sf): Rename to...
33794 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33795 (reduc_smin_v2sf): Rename to...
33796 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33798 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33800 * alias.c (compare_base_symbol_refs): New function.
33801 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33804 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33806 PR middle-end/68146
33807 PR tree-optimization/69155
33808 * tree-complex.c: Include cfganal.h.
33809 (phis_to_revisit): New variable.
33810 (extract_component): Add phiarg_p argument. Assert that returned
33811 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33812 (update_phi_components): Partly rewrite to use loop over real/imag
33813 components instead of code duplication. If extract_component returns
33814 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33815 create_tmp_reg into the PHI node instead, and mention the phi triplet
33816 in phis_to_revisit.
33817 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33818 in phis_to_revisit at the end.
33820 2016-01-14 Richard Biener <rguenther@suse.de>
33822 PR tree-optimization/68060
33823 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33824 outer loop reduction is only used in the inner loop before
33825 detecting a double reduction.
33827 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33830 * combine.c (expand_field_assignment): Punt if compute_mode is
33831 unsupported scalar mode.
33833 2016-01-14 Richard Biener <rguenther@suse.de>
33835 PR tree-optimization/66856
33836 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33837 SLP node only if it built successfully.
33838 (vect_analyze_slp_instance): Adjust.
33840 2016-01-14 Jeff Law <law@redhat.com>
33842 PR tree-optimization/69270
33843 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33844 (record_edge_info): Use it. Convert boolean_{true,false}_node
33845 to the type of op0.
33847 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33850 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33851 use block_ultimate_origin
33852 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33854 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33856 * doc/invoke.texi (Submodel Options): Rename section to
33857 "Machine-Dependent Options" to better reflect its content.
33858 Rewrite introductory text to remove archaic CPU names.
33861 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33863 * doc/invoke.texi (Code Gen Options): Move section up in file,
33864 before target-specific options. Update menu and option summary
33865 to reflect the new section ordering.
33867 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33869 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33870 (C++ Dialect Options): Add cross-reference to -std option.
33871 * doc/standards.texi (C++ Language): Document C++14 support.
33873 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33875 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33876 for pack/unpack functions for __ibm128.
33877 (PACK_IF): Likewise.
33878 (UNPACK_IF): Likewise.
33880 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33881 support for __ibm128 pack/unpack functions.
33882 (rs6000_invalid_builtin): Likewise.
33883 (rs6000_init_builtins): Likewise.
33884 (rs6000_opt_masks): Likewise.
33886 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33887 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33889 (RS6000_BTM_COMMON): Likewise.
33891 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33892 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33893 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33894 128-bit floating point. Add support for the double values to be
33895 in Altivec registers for TF/IF packing and unpacking, but restrict
33896 TD packing sub-fields to be FPR registers. Don't allow overlapped
33897 register support for packing. Allow pack inputs to be memory
33898 locations. Don't build generator functions for unpack<mode>_dm
33899 and unpack<mode>_nodm.
33900 (unpack<mode>_dm): Likewise.
33901 (unpack<mode>_nodm): Likewise.
33902 (pack<mode>): Likewise.
33904 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33905 built-in functions to pack/unpack explicit __ibm128 values.
33906 (__builtin_unpack_ibm128): Likewise.
33908 * doc/extend.texi (PowerPC Built-in Functions): Document
33909 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33911 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33914 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33915 Add new arg loc and pass it down as context.
33916 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33917 to the location to use for the warning.
33918 (check_function_arguments): New arg loc. All callers changed. Pass
33919 it to check_function_nonnull.
33920 * c-common.h (check_function_arguments): Adjust declaration.
33922 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33924 PR tree-optimization/69156
33925 * gimple.c (validate_type): Removed.
33926 (gimple_builtin_call_types_compatible_p): Use
33927 useless_type_conversion_p instead of validate_type.
33928 * value-prof.c (gimple_stringop_fixed_value): Fold
33929 icall_size to correct type.
33931 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33933 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33936 2016-01-13 Richard Henderson <rth@redhat.com>
33939 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33940 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33941 (ix86_builtin_tm_store): Remove.
33942 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33943 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33944 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33945 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33946 * doc/tm.texi: Rebuild.
33948 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33949 (BUILT_IN_TM_MEMCPY_RTWN): New.
33950 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33951 fallback from vector to integer helpers.
33952 (build_tm_load): Handle vector types directly, instead of
33954 (build_tm_store): Likewise.
33955 (expand_assign_tm): Prepare for register types not handled by
33956 the above. Copy them to memory and use memcpy.
33957 * tree.c (tm_define_builtin): New.
33958 (find_tm_vector_type): New.
33959 (build_tm_vector_builtins): New.
33960 (build_common_builtin_nodes): Call it.
33962 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33964 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33965 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33967 2016-01-13 Tom de Vries <tom@codesourcery.com>
33969 PR tree-optimization/69169
33970 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33971 handled_struct_type param.
33972 (create_variable_info_for, intra_create_variable_infos): Call
33973 create_variable_info_for_1 with extra arg.
33975 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33977 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33978 and "armv8.1-a+crc" entries.
33980 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33983 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33984 Change first operand predicate from register_or_constm1_operand
33985 to register_operand.
33986 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33987 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33988 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33989 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33990 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33991 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33992 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33993 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33994 comparison with constm1_rtx from vec_prefetch_gen part.
33996 2016-01-13 Richard Biener <rguenther@suse.de>
33998 PR tree-optimization/69013
33999 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
34000 Exchange assert for a test.
34002 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
34005 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
34007 2016-01-13 Richard Biener <rguenther@suse.de>
34009 PR tree-optimization/69242
34010 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
34011 assert with a check.
34013 2016-01-13 Richard Biener <rguenther@suse.de>
34015 PR tree-optimization/69186
34016 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
34017 Properly guard vect_update_misalignment_for_peel call.
34019 2016-01-12 Jeff Law <law@redhat.com>
34021 PR tree-optimization/pr67755
34022 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
34023 "need_profile_correction".
34024 (thread_block_1): Initialize new field to false by default. If we
34025 have multiple thread paths through a common joiner to different
34026 final targets, then set new field to true.
34027 (compute_path_counts): Only do count adjustment when it's really
34030 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34032 * doc/invoke.texi (Spec Files): Move section down in file, past
34033 all command-line option descriptions.
34035 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
34037 PR middle-end/54809
34038 * doc/gty.texi: Remove documentation of mark_hook.
34039 * gengtype.c (struct write_types_data): Remove code to support
34040 mark_hook attribute.
34041 (walk_type): Likewise.
34042 (write_func_for_structure): Likewise.
34044 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34046 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
34047 Directory Options, and -specs= to Overall Options.
34048 (Overall Options): Adjust similarly. Reorder to group related
34049 options together. Make -specs= cross-reference the spec file details.
34050 (Directory Options): Adjust similarly.
34052 2016-01-12 Jeff Law <law@redhat.com>
34054 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
34056 2016-01-12 Olivier Hainque <hainque@adacore.com>
34058 * gcc.c (spec_undefvar_allowed): New global.
34059 (process_command): Set to true when running for --version or --help,
34061 (getenv_spec_function): When the variable is not defined, use the
34062 variable name as the variable value if we're allowed not to issue
34065 2016-01-12 Bin Cheng <bin.cheng@arm.com>
34067 PR tree-optimization/68911
34068 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
34069 information computed for expression "init + nit * step".
34071 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
34073 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
34074 about name of GCC executable. Remove deleted node from menu.
34075 (Directory Options) <-B>: Remove cross-reference to deleted node.
34076 (Target Options): Delete section.
34078 2016-01-12 Christian Bruel <christian.bruel@st.com>
34081 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34082 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34084 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34087 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34088 aligned_mem is properly set for AVX512-VL floating point masked
34092 * ifcvt.c (cond_exec_process_if_block): When removing the last
34093 insn from then_bb, remove also any possible barriers that follow it.
34095 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34099 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34100 (PTRDIFF_TYPE): Likewise.
34101 (WCHAR_TYPE): Likewise.
34102 (WCHAR_TYPE_SIZE): Likewise.
34103 (STDINT_LONG32): Likewise.
34105 2016-01-12 Richard Biener <rguenther@suse.de>
34107 PR tree-optimization/69053
34108 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34109 convert initial value for cond reductions.
34111 2016-01-12 Richard Biener <rguenther@suse.de>
34113 PR tree-optimization/69007
34114 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34115 widen_sum after dot_prod and sad.
34117 2016-01-12 Richard Biener <rguenther@suse.de>
34119 PR tree-optimization/69168
34120 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34121 pattern stmt SLP type.
34122 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34123 end up unused so cope with that case.
34125 2016-01-12 Richard Biener <rguenther@suse.de>
34127 PR tree-optimization/69157
34128 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34129 stmts def type only during analyze phase.
34130 (vectorizable_call): Likewise.
34131 (vectorizable_simd_clone_call): Likewise.
34132 (vectorizable_conversion): Likewise.
34133 (vectorizable_assignment): Likewise.
34134 (vectorizable_shift): Likewise.
34135 (vectorizable_operation): Likewise.
34136 (vectorizable_store): Likewise.
34137 (vectorizable_load): Likewise.
34139 2016-01-12 Richard Biener <rguenther@suse.de>
34141 PR tree-optimization/69174
34142 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34144 (vectorizable_load): Properly compute the number of loads needed
34145 for permuted strided SLP loads and do not spuriously assign
34146 to SLP_TREE_VEC_STMTS.
34148 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34150 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34151 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34152 (MD_EXEC_PREFIX): Remove.
34153 (MD_STARTFILE_PREFIX) Removee.
34154 (FILE_NAME_ABSOLUTE_P): Remove.
34155 (CPP_SPEC): Do not read macros from sys/version.h.
34156 (LINK_COMMAND_SPEC): Remove.
34157 (LOCAL_INCLUDE_DIR): Remove.
34158 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34159 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34160 (POST_LINK_SPEC): Define to invoke stubify after linker
34161 (LIBSTDCXX): Remove define
34162 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34163 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34164 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34165 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34166 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34167 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34168 (i386_djgpp_asm_named_section): Add propotype of new procedure
34170 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34171 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34172 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34173 in config/i386/djgpp.h).
34174 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34175 STANDARD_STARTFILE_PREFIX_1.
34176 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34177 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34178 installation errors.
34179 (MAX_OFILE_ALIGNMENT): Define to 128.
34180 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34182 * config/i386/djgpp.c: New file. Add implementation of
34183 i386_djgpp_asm_named_section.
34185 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34187 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34188 Add rule for building djgpp.o.
34190 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34192 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34193 (rtx_is_swappable_p): Reductions are swappable.
34194 (insn_is_swappable_p): V2DF reductions are swappable.
34196 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34198 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34199 reloads for other unsupported memory operands.
34201 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34202 Jim Wilson <jim.wilson@linaro.org>
34205 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34206 copy_to_mode_reg instead of force_reg.
34208 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34211 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34212 TARGET_80387 is true.
34214 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34217 * lra-eliminations.c (move_plus_up): Only move plus up
34218 if subreg of the constant can be simplified into constant
34219 and use the simplified subreg of the constant instead of
34220 the original constant.
34222 * fold-const.c (fold_convertible_p): Don't return true
34223 for conversion of VECTOR_TYPE to same sized integral type.
34224 (fold_convert_loc): Fix up formatting. Fold conversion of
34225 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34226 instead of NOP_EXPR.
34228 PR tree-optimization/69214
34229 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34230 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34233 PR tree-optimization/69207
34234 * tree-vect-slp.c (vect_get_constant_vectors): For
34235 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34236 fold_convertible_p to vector_type's element type, and always
34237 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34239 2016-01-11 Richard Biener <rguenther@suse.de>
34241 PR tree-optimization/69173
34242 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34243 fixup the cycle if all stmts are in a pattern.
34245 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34247 PR middle-end/68999
34248 * alias.c (base_alias_check): Move check for addresses with
34249 alignment ANDs before the call for compare_base_decls.
34250 (memrefs_conflict_p): Return -1 for different decls
34251 that went through alignment adjustments.
34253 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34255 PR rtl-optimization/68796
34256 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34257 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34258 and QImode comparisons against zero with CC_NZmode.
34259 * config/aarch64/iterators.md (short_mask): New mode_attr.
34261 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34263 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34264 (<avx512>_store<mode>_mask): Likewise.
34266 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34267 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34269 PR rtl-optimization/68841
34270 * ifcvt.c (struct noce_if_info): Add orig_x field.
34271 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34272 Don't record conflicts on to_rename if it's present.
34273 Allow memory destinations in sets.
34274 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34275 blocks, passing orig_x to the checks.
34276 (noce_process_if_block): Set if_info->orig_x appropriately.
34278 2016-01-11 Tom de Vries <tom@codesourcery.com>
34280 PR tree-optimization/69069
34281 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34283 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34285 PR rtl-optimization/68920
34286 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34287 of conditional moves for RTL if-conversion to 1 for
34288 TARGET_ONE_IF_CONV_INSN.
34289 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34290 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34291 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34292 parameter to restirct number of conditional moves for
34294 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34295 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34298 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34301 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34302 onepart vars. Fix typo in comment. Fix reversed condition in
34304 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34307 * var-tracking.c (dump_onepart_variable_differences): New.
34308 (dataflow_set_different): If a detailed dump is requested,
34309 delay early returns and dump differences between onepart
34310 variables present before and after, and added variables.
34312 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34315 * expr.c (expand_expr_real_1): For boolean vector constants
34316 with a scalar mode use const_scalar_mask_from_tree.
34317 (const_scalar_mask_from_tree): New.
34318 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34319 assigned to a mask type to handle constants.
34321 2016-01-11 Martin Jambor <mjambor@suse.cz>
34324 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34325 useless parameters if we cannot change function signature.
34327 2016-01-11 Martin Jambor <mjambor@suse.cz>
34330 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34333 2016-01-11 Tom de Vries <tom@codesourcery.com>
34335 PR tree-optimization/69109
34336 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34339 2016-01-11 Tom de Vries <tom@codesourcery.com>
34341 PR tree-optimization/69108
34342 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34343 res is not used in a phi.
34345 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34348 * common.opt (frandom-seed): Fix parameter name.
34349 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34351 2016-01-11 Tom de Vries <tom@codesourcery.com>
34353 PR tree-optimization/69058
34354 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34357 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34359 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34360 (mcode-density): Likewise.
34362 2016-01-10 Tom de Vries <tom@codesourcery.com>
34364 PR tree-optimization/69062
34365 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34366 (parallelize_loops): Don't paralelize loop that has phi with address
34369 2016-01-10 Tom de Vries <tom@codesourcery.com>
34371 PR tree-optimization/69039
34372 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34375 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34377 PR middle-end/68743
34378 * match.pd: Require target has function_c99_misc before doing
34379 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34381 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34383 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34385 * configure: Regenerate.
34387 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34389 PR middle-end/50865
34390 PR tree-optimization/69097
34391 * fold-const.h (expr_not_equal_to): New prototype.
34392 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34393 (expr_not_equal_to): New function.
34394 * match.pd (X % -Y is the same as X % Y): Don't optimize
34395 unless X is known not to be equal to minimum or Y is known
34396 not to be equal to -1.
34397 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34398 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34399 (simplify_stmt_using_ranges): Adjust caller.
34400 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34401 substitute_and_fold.
34403 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34405 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34408 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34410 PR tree-optimization/69167
34411 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34412 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34414 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34416 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34417 Richard Biener <rguenther@suse.de>
34419 PR tree-optimization/68707
34420 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34421 instances that can be handled via vect_load_lanes.
34423 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34425 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34426 if we can't determine address equivalence.
34427 * alias.c (compare_base_decl): Update for changed return value of
34428 symtab_node::equal_address_to.
34430 2016-01-08 Jason Merrill <jason@redhat.com>
34434 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34435 * expr.c (store_field): Not here.
34436 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34437 call with TREE_ADDRESSABLE type.
34438 * tree-cfg.c (verify_gimple_call): Adjust.
34440 2016-01-08 Olivier Hainque <hainque@adacore.com>
34442 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34445 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34447 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34448 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34449 (reduc_smin_v2sf): Rename to...
34450 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34451 (reduc_splus_v2sf): Rename to...
34452 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34454 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34456 PR tree-optimization/69162
34457 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34458 valist argument in another argument.
34459 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34460 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34461 to determine the va_list type, build a MEM_REF instead of
34462 build_fold_indirect_ref.
34464 PR tree-optimization/69172
34465 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34468 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34470 PR tree-optimization/67781
34471 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34472 and cmpnop in two steps: first the ones not accessed in original
34473 gimple expression in a endian independent way and then the ones not
34474 accessed in the final result in an endian-specific way.
34476 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34478 PR tree-optimization/69083
34479 * tree-vect-slp.c (vect_get_constant_vectors): For
34480 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34481 element type. If op is fold_convertible_p to vector_type's element
34482 type, use NOP_EXPR instead of VCE.
34484 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34486 PR rtl-optimization/67778
34487 PR rtl-optimization/68634
34488 PR rtl-optimization/68909
34489 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34490 block from the stack until done with it. Remove a superfluous
34491 bitmap set. Remove a superfluous bitmap test.
34493 2016-01-07 Martin Sebor <msebor@redhat.com>
34496 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34497 constraint on the type of arguments.
34499 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34501 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34502 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34503 unaligned_access on the gcc_options set.
34504 * config/arm/arm.c (arm_option_override_internal): Use
34505 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34507 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34510 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34511 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34513 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34516 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34519 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34520 depending on frame_pointer_needed before remaining integer and SSE
34521 registers are saved.
34523 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34526 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34528 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34531 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34532 Use the "xBm" constraint.
34533 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34535 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34536 (sse_cvtsi2ssq<round_name>): Likewise.
34537 (sse_cvtss2si<round_name>): Likewise.
34538 (sse_cvtss2siq<round_name>): Likewise.
34539 (sse2_cvtsi2sdq<round_name>): Likewise.
34540 (sse2_cvtsd2si<round_name>): Likewise.
34541 (sse2_cvtsd2siq<round_name>): Likewise.
34542 * config/i386/subst.md (round_nimm_scalar_predicate): New
34545 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34547 PR middle-end/67639
34548 * varasm.c (make_decl_rtl): Mark invalid register vars as
34551 PR rtl-optimization/66206
34552 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34553 All callers changed.
34555 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34557 PR tree-optimization/69141
34558 * tree-ssa-pre.c: Include langhooks.h.
34559 (eliminate_dom_walker::before_dom_children): Use
34560 lang_hooks.decl_printable_name instead of
34561 cgraph_node::get ()->name ().
34563 PR middle-end/68960
34564 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34565 it and DECL_ALIGN too.
34567 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34569 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34571 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34574 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34575 depending on frame_pointer_needed before remaining integer and SSE
34576 registers are saved.
34578 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34580 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34581 mode iterator with VSX_M2.
34582 (*p9_vecstore_<mode>): Likewise.
34583 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34584 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34585 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34586 (define_split for VSX_LE128 stores): Likewise.
34587 (define_peephole2 for TImode LE swaps): Likewise.
34588 (define_split for VSX_LE128 post-reload stores): Likewise.
34590 2016-01-06 Marek Polacek <polacek@redhat.com>
34593 * convert.c (convert_to_integer_1): Adjust call to
34594 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34595 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34596 EXPR instead of ARG.
34597 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34599 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34602 * doc/extend.texi (RL78 Variable Attributes): New section.
34604 2016-01-05 Marek Polacek <polacek@redhat.com>
34607 * builtins.c (get_memmodel): Use expansion point location rather than
34608 the input location. Call warning_at rather than warning.
34609 (expand_builtin_atomic_compare_exchange): Likewise.
34610 (expand_builtin_atomic_load): Likewise.
34611 (expand_builtin_atomic_store): Likewise.
34612 (expand_builtin_atomic_clear): Likewise.
34614 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34617 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34618 Replace nonimmediate_operand with vector_operand.
34619 * config/i386/predicates.md (vector_operand): New predicate.
34620 (general_vector_operand): Replace nonimmediate_operand with
34622 * config/i386/sse.md: Replace nonimmediate_operand with
34623 vector_operand and m constraint with Bm constraint on SSE
34624 patterns with 16-byte memory operand.
34625 * config/i386/subst.md (round_nimm_predicate): Replace
34626 nonimmediate_operand with vector_operand.
34627 (round_saeonly_nimm_predicate): Likewise.
34628 (round_saeonly_nimm_scalar_predicate): New.
34630 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34633 * config/i386/constraints.md (Bm): New constraint.
34634 * config/i386/predicates.md (vector_memory_operand): New
34636 * config/i386/sse.md: Replace xm with xBm in plusminus and
34637 any_logic patterns.
34639 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34642 * doc/extend.texi (V850 Function Attributes): New section.
34643 (V850 Variable Attributes): New section.
34645 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34648 * doc/extend.texi (MicroBlaze Function Attributes): Document
34649 interrupt_handler and fast_interrupt attributes.
34651 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34654 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34655 for local symbolic operands.
34656 * config/ia64/predicates.md (local_symbolic_operand64): New
34659 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34661 PR rtl-optimization/68651
34662 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34665 2016-01-05 Nathan Sidwell <nathan@acm.org>
34667 * alias.c (compare_base_decls): Use symtab_node::get.
34669 2016-01-05 Nick Clifton <nickc@redhat.com>
34672 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34673 secondary_reload_info structure.
34676 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34677 decls if weak support is available.
34679 2016-01-04 Martin Sebor <msebor@redhat.com>
34681 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34683 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34685 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34686 OPTION_MASK_P9_DFORM.
34688 * config/rs6000/constraints.md (wo constraint): New constraint for
34691 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34693 (rs6000_init_hard_regno_mode_ok): Likewise.
34695 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34698 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34699 expanders not to have constraints. Add support for ISA 3.0 xxperm
34700 instruction. Add support for fusing xxlor with xxperm.
34701 (altivec_vperm_<mode>_internal): Likewise.
34702 (altivec_vperm_v8hiv16qi): Likewise.
34703 (altivec_vperm_<mode>v16q): Likewise.
34704 (altivec_vperm_<mode>_uns): Likewise.
34705 (vperm_v8hiv4si): Likewise.
34706 (vperm_v16qiv8hi): Likewise.
34708 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34710 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34712 Update copyright years.
34714 * gcc.c (process_command): Update copyright notice dates.
34715 * gcov-dump.c (print_version): Ditto.
34716 * gcov.c (print_version): Ditto.
34717 * gcov-tool.c (print_version): Ditto.
34718 * gengtype.c (create_file): Ditto.
34719 * doc/cpp.texi: Bump @copying's copyright year.
34720 * doc/cppinternals.texi: Ditto.
34721 * doc/gcc.texi: Ditto.
34722 * doc/gccint.texi: Ditto.
34723 * doc/gcov.texi: Ditto.
34724 * doc/install.texi: Ditto.
34725 * doc/invoke.texi: Ditto.
34727 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34729 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34730 modes larger than TImode as TImode if NEON is not enabled.
34732 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34735 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34736 mode for %f0-%f31 only if TARGET_FPU.
34738 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34741 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34742 to compute the PACKED_P predicate.
34743 (function_arg_record_value): Minor tweaks.
34745 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34747 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34748 option for arm*-*-* targets.
34750 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34752 * doc/extend.texi (Common Function Attributes): Move docs for
34753 MSP430-specific attributes to....
34754 (MSP430 Function Attributes): ...here. Delete the redundant
34755 entries and copy-edit the remaining text.
34756 (MSP430 Variable Attributes): Use uniform format for index
34757 entries and add a cross-reference to the corresponding function
34760 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34762 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34764 (x86 Options): Likewise.
34766 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34770 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34771 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34772 to corresponding attribute.
34774 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34776 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34777 to correct alphabetization of table. Copy-edit and correct
34779 <stack_protect>: Likewise.
34780 <target_clones>: Likewise.
34782 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34783 Correct punctuation.
34784 (Code Gen Options) <-fno-plt>: Copy-edit.
34786 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34789 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34790 SI values. Explicitly convert SI to DI and vice-versa.
34792 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34794 PR tree-optimization/69070
34795 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34796 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34799 * ubsan.c (ubsan_instrument_float_cast): Call
34800 initialize_sanitizer_builtins.
34803 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34805 Copyright (C) 2016 Free Software Foundation, Inc.
34807 Copying and distribution of this file, with or without modification,
34808 are permitted in any medium without royalty provided the copyright
34809 notice and this notice are preserved.