1 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
3 * doc/extend.texi (Half-Precision): Update to document current
6 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
8 * doc/extend.texi (Floating Types): Document availability of
9 _Float16 on ARM/AArch64.
11 2016-12-13 Richard Biener <rguenther@suse.de>
13 PR tree-optimization/78699
14 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
17 2016-12-13 Richard Biener <rguenther@suse.de>
20 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
21 * tree-object-size.c (compute_builtin_object_size): Use
23 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
25 2016-12-13 Martin Liska <mliska@suse.cz>
27 * asan.c (asan_mark_poison_p): Remove.
28 (asan_mark_p): New function.
29 (transform_statements): Use the function.
30 (asan_expand_mark_ifn): Do not use masked enum.
31 * asan.h (enum asan_mark_flags): Declare it via a macro.
32 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
33 argument of ASAN_MARK.
34 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
35 (asan_poison_variable): Likewise.
37 2016-12-13 Jakub Jelinek <jakub@redhat.com>
40 * ipa-pure-const.c (cdtor_p): Return true for
41 DECL_STATIC_{CON,DE}STRUCTOR even when it is
42 DECL_LOOPING_CONST_OR_PURE_P.
44 2016-12-12 Jakub Jelinek <jakub@redhat.com>
46 PR tree-optimization/78777
47 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
48 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
51 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
54 2016-12-12 Martin Sebor <msebor@redhat.com>
58 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
59 rather than res.bounded.
60 (get_width_and_precision): Set precision to -1 when negative.
61 (adjust_range_for_overflow): New function.
62 (format_integer): Correct the handling of the space, plus, and pound
63 flags, and the special case of zero precision.
64 Always set res.bounded to true unless either precision or width
65 is specified and unknown.
66 Call adjust_range_for_overflow.
67 Avoid use zero as the shortest value when precision is specified
69 (format_directive): Remove vestigial quoting. Always inform of
70 argument value or range when it's available.
71 (add_bytes): Correct the computation of boundrange used to
72 decide whether a warning is of a "maybe" or "defnitely" kind.
74 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
76 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
78 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
82 flag_unsafe_math_optimizations.
83 (X87_ENABLE_FLOAT): Ditto.
85 2016-12-12 Marek Polacek <polacek@redhat.com>
88 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
89 Case 1; check POINTER_TYPE_P instead.
91 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
93 PR rtl-optimization/78669
94 * ira.c (combine_and_move_insns): When deleting an insn, clear the
95 replace flag for all used regs in that insn.
97 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
99 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
100 arm_arch_core_flags to ...
101 * common/config/arm/arm-common.c: There.
103 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
105 * config/sparc/constraints.md (T): Use special memory constraint.
107 (W): Add TARGET_ARCH64 test.
108 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
109 (*movdf_insn_sp32): Likewise.
110 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
111 conjunction with offsettable memory references.
113 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
115 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
116 to avoid shared structure error.
118 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
121 * config/rs6000/rs6000.c (find_alignment_op): Discard from
122 consideration any artificial definition.
124 2016-12-11 Iain Sandoe <iain@codesourcery.com>
126 * configure.ac (CROSS directory tests): Remove the assumption that
127 Darwin hosts contain suitable target sysroots in "/".
128 * configure: Regenerate.
130 2016-12-11 Iain Sandoe <iain@codesourcery.com>
132 PR rtl-optimization/71496
133 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
134 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
135 reload_macho_picbase_di): Likewise.
137 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
139 * config/pa/pa.c (pa_callee_copies): New function.
140 * config/pa/pa.opt (mcaller-copies): New option.
141 * doc/invoke.texi (mcaller-copies): Document option.
143 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
146 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
147 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
149 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
150 constant shifts larger or equal than 32.
152 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
154 * config/i386/x86-64.h: Append --32 to the assembler options when
155 -m16 is used on non-glibc systems as well.
157 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
160 * config/i386/mmintrin.h (__m64_u): New type
161 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
162 Make the allowed unaligned memory access explicit.
164 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
166 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
167 Generally use cpu generic.
169 2016-12-10 Jakub Jelinek <jakub@redhat.com>
170 Marc Glisse <marc.glisse@inria.fr>
172 PR tree-optimization/78720
173 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
174 is negative, sign extend to @1's type and than AND with C.
176 2016-12-10 Jakub Jelinek <jakub@redhat.com>
179 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
180 non-zero low bound or non-standard element sizes.
183 * lto-streamer-in.c (input_function): In addition to debug stmts
184 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
187 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
189 * config/rs6000/rs6000-passes.def: New file.
190 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
191 * config/rs6000/rs6000.c (rs6000_option_override): Remove
192 registration of machine-specific passes.
193 (pass_analyze_swaps::clone): New function.
194 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
196 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
199 * ipa-cp.c (propagate_vr_accross_jump_function): Call
200 drop_tree_overflow after fold_convert.
202 2016-12-09 Jakub Jelinek <jakub@redhat.com>
205 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
206 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
209 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
212 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
213 GET_MODE_BITSIZE. Return 2.
214 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
215 TARGET_POPCNTD the same as TARGET_CTZ.
216 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
217 (ffs<mode>2): Reimplement.
219 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
221 PR rtl-optimization/78255
222 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
223 NO_FUNCTION_CSE is true.
225 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
228 * ipa-icf.c (sem_function::parse): Don't process functions with
229 oacc decl attributes, as they may be OpenACC routines.
231 2016-12-09 David Malcolm <dmalcolm@redhat.com>
233 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
236 2016-12-09 Nathan Sidwell <nathan@acm.org>
239 * convert.c (convert_to_integer_1): Maybe fold conversions to
240 integral types with fewer bits than its mode.
242 2016-12-09 Martin Liska <mliska@suse.cz>
244 * tree-pretty-print.c (pretty_print_string): Escape non-printable
247 2016-12-09 Jakub Jelinek <jakub@redhat.com>
249 PR tree-optimization/78726
250 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
251 argument. For lhs uses in debug stmts, don't replace lhs with
252 new_lhs, but with a debug temp set to new_lhs opcode op.
253 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
254 OP down to make_new_ssa_for_def.
255 (zero_one_operation): Call make_new_ssa_for_all_defs even when
256 stmts_to_fix is empty, if *def has not changed yet. Pass
257 OPCODE to make_new_ssa_for_all_defs.
259 2016-12-08 Martin Sebor <msebor@redhat.com>
262 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
263 identifier tree nodes.
264 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
265 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
266 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
267 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
268 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
269 * builtins.c (expand_builtin_alloca): Call
270 maybe_warn_alloc_args_overflow.
271 * builtins.def (aligned_alloc, calloc, malloc, realloc):
272 Add attribute alloc_size.
273 (alloca): Add attribute alloc_size and returns_nonnull.
274 * calls.h (maybe_warn_alloc_args_overflow): Declare.
275 * calls.c (alloc_max_size, operand_signed_p): New functions.
276 (maybe_warn_alloc_args_overflow): Define.
277 (initialize_argument_information): Diagnose overflow in functions
278 declared with attaribute alloc_size.
279 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
280 -Walloc-size-larger-than.
282 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
284 PR rtl-optimization/78671
285 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
288 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
290 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
291 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
293 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
296 * config/aarch64/aarch64.c (aarch64_classify_address):
297 Set load_store_pair_p for TImode and TFmode.
299 2016-12-08 David Malcolm <dmalcolm@redhat.com>
301 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
302 regno_reg_rtx resizing logic to...
303 (emit_status::ensure_regno_capacity): ...this new method,
304 and ensure that the buffers are large enough.
305 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
306 rather than ggc_vec_alloc.
307 * function.h (emit_status::ensure_regno_capacity): New method.
309 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
311 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
312 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
313 * doc/invoke.texi (-fsanitize=kernel-address):
314 Don't say that it enables -fsanitize-address-use-after-scope.
316 2016-12-08 Bin Cheng <bin.cheng@arm.com>
319 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
320 sign bit for index step of data reference.
322 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
324 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
325 Handle SYMBOL_SMALL_TLSGD for ILP32.
326 * config/aarch64/aarch64.md : tlsgd_small modified into
327 tlsgd_small_<mode> to support SImode and DImode.
328 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
331 2016-12-08 Andrew Pinski <apinski@cavium.com>
333 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
334 Access the lower part of RTX appropriately.
336 2016-12-07 David Malcolm <dmalcolm@redhat.com>
338 * genpreds.c (write_tm_constrs_h): Update for renaming of
339 rtx_reader_ptr to md_reader_ptr.
340 (write_tm_preds_h): Likewise.
341 (write_insn_preds_c): Likewise.
342 * read-md.c (rtx_reader_ptr): Rename to...
343 (md_reader_ptr): ...this, and convert from an
344 rtx_reader * to a md_reader *.
345 (rtx_reader::set_md_ptr_loc): Rename to...
346 (md_reader::set_md_ptr_loc): ...this.
347 (rtx_reader::get_md_ptr_loc): Rename to...
348 (md_reader::get_md_ptr_loc): ...this.
349 (rtx_reader::copy_md_ptr_loc): Rename to...
350 (md_reader::copy_md_ptr_loc): ...this.
351 (rtx_reader::fprint_md_ptr_loc): Rename to...
352 (md_reader::fprint_md_ptr_loc): ...this.
353 (rtx_reader::print_md_ptr_loc): Rename to...
354 (md_reader::print_md_ptr_loc): ...this.
355 (rtx_reader::join_c_conditions): Rename to...
356 (md_reader::join_c_conditions): ...this.
357 (rtx_reader::fprint_c_condition): ...this.
358 (rtx_reader::print_c_condition): Rename to...
359 (md_reader::print_c_condition): ...this.
360 (fatal_with_file_and_line): Update for renaming of
361 rtx_reader_ptr to md_reader_ptr.
362 (rtx_reader::require_char): Rename to...
363 (md_reader::require_char): ...this.
364 (rtx_reader::require_char_ws): Rename to...
365 (md_reader::require_char_ws): ...this.
366 (rtx_reader::require_word_ws): Rename to...
367 (md_reader::require_word_ws): ...this.
368 (rtx_reader::read_char): Rename to...
369 (md_reader::read_char): ...this.
370 (rtx_reader::unread_char): Rename to...
371 (md_reader::unread_char): ...this.
372 (rtx_reader::peek_char): Rename to...
373 (md_reader::peek_char): ...this.
374 (rtx_reader::read_name): Rename to...
375 (md_reader::read_name): ...this.
376 (rtx_reader::read_escape): Rename to...
377 (md_reader::read_escape): ...this.
378 (rtx_reader::read_quoted_string): Rename to...
379 (md_reader::read_quoted_string): ...this.
380 (rtx_reader::read_braced_string): Rename to...
381 (md_reader::read_braced_string): ...this.
382 (rtx_reader::read_string): Rename to...
383 (md_reader::read_string): ...this.
384 (rtx_reader::read_skip_construct): Rename to...
385 (md_reader::read_skip_construct): ...this.
386 (rtx_reader::handle_constants): Rename to...
387 (md_reader::handle_constants): ...this.
388 (rtx_reader::traverse_md_constants): Rename to...
389 (md_reader::traverse_md_constants): ...this.
390 (rtx_reader::handle_enum): Rename to...
391 (md_reader::handle_enum): ...this.
392 (rtx_reader::lookup_enum_type): Rename to...
393 (md_reader::lookup_enum_type): ...this.
394 (rtx_reader::traverse_enum_types): Rename to...
395 (md_reader::traverse_enum_types): ...this.
396 (rtx_reader::rtx_reader): Rename to...
397 (md_reader::md_reader): ...this, and update for renaming of
398 rtx_reader_ptr to md_reader_ptr.
399 (rtx_reader::~rtx_reader): Rename to...
400 (md_reader::~md_reader): ...this, and update for renaming of
401 rtx_reader_ptr to md_reader_ptr.
402 (rtx_reader::handle_include): Rename to...
403 (md_reader::handle_include): ...this.
404 (rtx_reader::handle_file): Rename to...
405 (md_reader::handle_file): ...this.
406 (rtx_reader::handle_toplevel_file): Rename to...
407 (md_reader::handle_toplevel_file): ...this.
408 (rtx_reader::get_current_location): Rename to...
409 (md_reader::get_current_location): ...this.
410 (rtx_reader::add_include_path): Rename to...
411 (md_reader::add_include_path): ...this.
412 (rtx_reader::read_md_files): Rename to...
413 (md_reader::read_md_files): ...this.
414 * read-md.h (class rtx_reader): Split into...
415 (class md_reader): ...new class.
416 (rtx_reader_ptr): Rename to...
417 (md_reader_ptr): ...this, and convert to a md_reader *.
418 (class noop_reader): Update base class to be md_reader.
419 (class rtx_reader): Reintroduce as a subclass of md_reader.
420 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
421 (read_char): Update for renaming of rtx_reader_ptr to
423 (unread_char): Likewise.
424 * read-rtl.c (rtx_reader_ptr): New global.
425 (rtx_reader::apply_iterator_to_string): Rename to...
426 (md_reader::apply_iterator_to_string): ...this.
427 (rtx_reader::copy_rtx_for_iterators): Rename to...
428 (md_reader::copy_rtx_for_iterators): ...this.
429 (rtx_reader::read_conditions): Rename to...
430 (md_reader::read_conditions): ...this.
431 (rtx_reader::record_potential_iterator_use): Rename to...
432 (md_reader::record_potential_iterator_use): ...this.
433 (rtx_reader::read_mapping): Rename to...
434 (md_reader::read_mapping): ...this.
435 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
437 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
438 than directly accessing m_string_obstack.
439 (rtx_reader::rtx_reader): New ctor.
440 (rtx_reader::~rtx_reader): New dtor.
442 2016-12-07 Martin Sebor <msebor@redhat.com>
448 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
450 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
451 (check_memop_sizes): Same.
452 (expand_builtin_memcpy): Call check memop_sizes.
453 (expand_builtin_mempcpy): Same.
454 (expand_builtin_memset): Same,
455 (expand_builtin_bzero): Same.
456 (expand_builtin_memory_chk): Call check_sizes.
457 (expand_builtin_strcpy): Same.
458 (expand_builtin_strncpy): Same.
459 (maybe_emit_sprintf_chk_warning): Same.
460 (expand_builtin): Handle strcat and strncat.
461 (fini_object_sizes): Reset pointers.
462 (compute_object_size): New function.
463 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
464 Avoid issuing warnings also issued during built-in expansion.
465 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
467 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
470 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
471 V2DImode elements are SUBREG's convert the result into DImode
472 rather than failing in emit_move_insn.
474 2016-12-07 Jakub Jelinek <jakub@redhat.com>
476 * builtins.c (fold_builtin_strstr): Removed.
477 (fold_builtin_2): Don't call fold_builtin_strstr.
478 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
479 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
480 (gimple_fold_builtin_strstr): New function.
481 (gimple_fold_builtin): Call it.
482 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
485 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
486 var to lhs of new_stmt right before noreturn handling rather than to
487 lhs of e->call_stmt early.
489 2016-12-07 David Malcolm <dmalcolm@redhat.com>
491 * read-md.c (rtx_reader::require_char): New method.
492 (require_char_ws): Convert from function to...
493 (rtx_reader::require_char_ws): ...method.
494 (rtx_reader::require_word_ws): New method.
495 * read-md.h (rtx_reader::require_char): New method decl.
496 (require_char_ws): Remove global decl in favor of...
497 (rtx_reader::require_char_ws): ...new method decl.
498 (rtx_reader::require_word_ws): New method decl.
499 (rtx_reader::peek_char): New method decl.
501 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
503 PR rtl-optimization/78617
504 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
505 registers, also setting hard registers mapped to pseudo registers.
507 2016-12-07 David Malcolm <dmalcolm@redhat.com>
509 * cfgexpand.c (pass_expand::execute): Move stack initializations
510 to rtl_data::init_stack_alignment and call it.
511 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
512 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
514 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
516 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
517 (ira): Move initialization of crtl->is_leaf earlier.
519 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
521 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
522 (movtf_aarch64): Likewise.
523 * config/aarch64/aarch64.c (aarch64_classify_address):
524 Use correct intersection of offsets.
525 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
526 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
527 Use 7-bit signed scaled mode for modes > 16 bytes.
529 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
531 PR rtl-optimization/78561
532 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
533 constant_pool_empty_p in place of get_pool_size_upper_bound.
534 (rs6000_stack_info): Likewise.
535 (rs6000_emit_prologue): Likewise.
536 (rs6000_elf_declare_function_name): Likewise.
537 (rs6000_set_up_by_prologue): Likewise.
538 (rs6000_can_eliminate): Likewise.
539 * output.h (get_pool_size_upper_bound): Delete.
540 (constant_pool_empty_p): New.
541 * varasm.c (get_pool_size_upper_bound): Delete
542 (constant_pool_empty_p): New.
544 2016-12-07 Bin Cheng <bin.cheng@arm.com>
546 PR tree-optimization/78691
547 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
548 Require integral type for the outer expression.
550 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
552 * config/aarch64/aarch64.c
553 (aarch64_builtin_support_vector_misalignment): New.
554 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
556 2016-12-06 David Malcolm <dmalcolm@redhat.com>
559 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
560 Conditionalize the string comparison on Pmode == DImode.
562 2016-12-06 Tom de Vries <tom@codesourcery.com>
564 PR tree-optimization/67955
565 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
566 (stmt_kills_ref_p): Use it.
568 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
571 * calls.c (expand_call): Move back call to prepare_call_address.
573 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
576 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
577 ?* constraints for the ISA 3.0 patterns, so the register allocator
578 is more likely to allocate QImode/HImode to vector registers for
579 conversion to floating point unless a reload is needed.
580 (zero_extendhi<mode>2): Likewise.
581 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
582 first alternative which is converting QImode/HImode to floating
583 point and the QImode/HImode value is in a vector register, and
584 does not allocate the second pseudo register. Remove zero
585 extending into traditional floating point registers, since the
586 instruction used only works on traditional altivec registers.
587 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
589 2016-12-06 David Malcolm <dmalcolm@redhat.com>
591 * config/i386/i386.c: Include print-rtl.h.
592 (selftest::ix86_test_dumping_memory_blockage): New function.
593 (selftest::ix86_run_selftests): Call it.
594 * print-rtl-function.c (print_rtx_function): Create an
595 rtx_reuse_manager and use it.
596 * print-rtl.c: Include "rtl-iter.h".
597 (rtx_writer::rtx_writer): Add reuse_manager param.
598 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
599 (uses_rtx_reuse_p): New function.
600 (rtx_reuse_manager::preprocess): New function.
601 (rtx_reuse_manager::has_reuse_id): New function.
602 (rtx_reuse_manager::seen_def_p): New function.
603 (rtx_reuse_manager::set_seen_def): New function.
604 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
605 prefix the first time in_rtx is seen, and print reuse_rtx
607 (print_inline_rtx): Supply NULL for new reuse_manager param.
608 (debug_rtx): Likewise.
609 (print_rtl): Likewise.
610 (print_rtl_single): Likewise.
611 (rtx_writer::print_rtl_single_with_indent): Likewise.
612 * print-rtl.h: Include bitmap.h when building for host.
613 (rtx_writer::rtx_writer): Add reuse_manager param.
614 (rtx_writer::m_rtx_reuse_manager): New field.
615 (class rtx_reuse_manager): New class.
616 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
617 param and use it when constructing rtx_writer.
618 (selftest::test_dumping_rtx_reuse): New function.
619 (selftest::rtl_tests_c_tests): Call it.
620 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
621 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
622 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
623 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
625 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
628 * lra-lives.c (process_bb_lives): Update biggest mode for
629 implicitly used hard reg.
631 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/predicates.md (general_gr_operand): New predicate.
634 * config/i386/i386.md (TImode and DImode push_operand splitter):
635 Use general_gr_operand. Macroize using DWI mode macro.
636 (TImode and DImode nonimmediate_operand splitter): Use
637 nonimmediate_gr_operand and general_gr_operand. Macroize using
639 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
640 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
641 and general_gr_operand.
642 (XFmode nonimmediate_operand splitter): Ditto.
643 (DFmode nonimmediate_operand splitter): Ditto.
644 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
646 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
648 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
649 alphabetical order with respect to other ARMv8 processors.
650 * config/arm/arm-tables.opt: Regenerate.
651 * config/arm/arm-tune.md: Likewise.
653 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
655 * config/mips/mips.c (mips_expand_builtin_insn): Check input
656 ranges of literal integer arguments.
658 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
661 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
662 destroy_predicate_vecs.
663 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
665 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
668 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
669 argument type to a pred_chain.
670 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
672 (flatten_out_predicate_chains): Remove.
673 (uninit_uses_cannot_happen): Rename from
674 uninit_ops_invalidate_phi_use.
675 Change logic so that we are checking that the PHI use will
676 invalidate _ALL_ possibly uninitialized operands.
677 (is_use_properly_guarded): Rename call to
678 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
680 2016-12-06 Tamar Christina <tamar.christina@arm.com>
682 * gcc/config/aarch64/arm_neon.h
683 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
684 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
685 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
686 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
687 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
688 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
689 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
690 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
691 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
692 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
693 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
694 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
695 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
696 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
698 2016-12-06 Jakub Jelinek <jakub@redhat.com>
701 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
702 plus offset is non-zero. For maybe_nonzero_address decl base0,
703 require indirect_base0.
706 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
707 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
708 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
709 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
710 and arguments have no side-effects, return 0.
711 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
714 * fold-const-call.c (fold_const_call): Handle
715 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
717 PR tree-optimization/78675
718 * tree-vect-loop.c (vectorizable_live_operation): For
719 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
720 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
722 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
725 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
726 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
727 (copy_insn_1) <CLOBBER>: Likewise.
729 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
732 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
733 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
734 comparing signed to unsigned values.
735 (FUNCTION_ARG_REGNO_P): Likewise.
737 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
738 Stefan Freudenberger <stefan@reservoir.com>
740 PR tree-optimization/78646
741 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
742 addition used for the memory base expression should have the type
745 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
748 * config.gcc (*-*-uclinux*): Enable posix threads.
750 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
752 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
753 * config/i386/avx512dqintrin.h: Ditto.
754 * config/i386/avx512fintrin.h: Ditto.
755 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
756 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
757 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
758 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
759 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
760 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
762 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
763 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
764 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
765 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
766 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
767 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
768 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
769 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
770 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
772 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
774 * combine.c: Revert r243162.
776 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
778 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
779 X tests a single bit.
781 2016-12-05 Nathan Sidwell <nathan@acm.org>
783 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
784 (diagnostic_action_after_output): ... here.
785 (diagnostic_report_diagnostic): Call it for non-notes.
786 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
787 (diagnostic_check_max_errors): Declare.
789 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
791 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
792 (ENDFILE_SPEC): Likewise.
794 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
796 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
797 * config/arc/arc.c (arc_unspec_offset): New function.
798 (arc_finalize_pic): Change.
799 (arc_emit_call_tls_get_addr): Likewise.
800 (arc_legitimize_tls_address): Likewise.
801 (arc_legitimize_pic_address): Likewise.
802 (insn_is_tls_gd_dispatch): Remove.
803 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
804 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
805 (tls_gd_dispatch): Likewise.
807 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
809 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
812 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
814 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
815 (sparc_split_reg_mem_legitimate): ...this.
816 (sparc_split_reg_mem): Declare.
817 (sparc_split_mem_reg): Likewise.
818 (sparc_split_regreg_legitimate): Rename to...
819 (sparc_split_reg_reg_legitimate): ...this.
820 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
821 (sparc_split_reg_mem_legitimate): ...this.
822 (sparc_split_reg_mem): New function.
823 (sparc_split_mem_reg): Likewise.
824 (sparc_split_regreg_legitimate): Rename to...
825 (sparc_split_reg_reg_legitimate): ...this.
826 (sparc_split_reg_reg): New function.
827 * config/sparc/sparc.md (lra): Remove "none" value.
828 (enabled): Adjust to above change.
829 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
830 (DImode splitters): Adjust to above renamings and use new functions.
831 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
832 (DFmode splitters): Adjust to above renamings and use new functions.
833 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
834 constraint in conjunction with e.
835 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
836 alternative and reorder others.
837 (VM64:mode splitters): Adjust to above renamings and use new functions.
839 2016-12-04 Martin Sebor <msebor@redhat.com>
842 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
843 identifier tree nodes.
844 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
845 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
846 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
847 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
848 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
849 * builtins.def (aligned_alloc, calloc, malloc, realloc):
850 Add attribute alloc_size.
851 (alloca): Add attribute alloc_size and returns_nonnull.
853 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
857 (dimode_scalar_chain::compute_convert_gain): Ditto.
858 (dimode_scalar_chain::convert_insn): Ditto.
860 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
862 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
863 cases to build a lowpart SUBREG.
865 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
866 David S. Miller <davem@davemloft.net>
868 * config/sparc/constraints.md (U): Adjust comment.
869 * config/sparc/sparc.md (lra): New attribute.
870 (enabled): For base instructions, if the lra attribute is set,
871 return 1 if it is in keeping with TARGET_LRA.
872 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
873 constraint and duplicate them with U replaced by r.
874 (*movdf_insn_sp32): Likewise.
875 (*mov<VM64:mode>_insn_sp32): Likewise.
876 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
878 2016-12-02 Jeff Law <law@redhat.com>
880 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
881 variable main_variant.
883 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
885 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
886 default on PowerPC linux systems.
888 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
890 PR rtl-optimization/78638
891 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
892 GET_MODE (op). Fix this.
894 2016-12-02 David Malcolm <dmalcolm@redhat.com>
897 * selftest.c (selftest::assert_strndup_eq): Rename to...
898 (selftest::assert_xstrndup_eq): ...this, and remove call to
900 (selftest::test_strndup): Rename to...
901 (selftest::test_xstrndup): ...this, updating for above renaming.
902 (selftest::test_libiberty): Update for renaming.
904 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
907 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
908 subversion id 242679 that causes the wrong store instruction to be
909 generated if a DImode is in an Altivec register using REG+REG
912 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
916 and corresponding post-reload splitter.
918 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
920 * config/aarch64/aarch64.h (machine_function): Add
921 reg_is_wrapped_separately field.
922 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
923 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
925 (aarch64_save_callee_saves): Don't save registers that are wrapped
927 (aarch64_restore_callee_saves): Don't restore registers that are
929 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
930 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
931 (aarch64_get_separate_components): New function.
932 (aarch64_get_next_set_bit): Likewise.
933 (aarch64_components_for_bb): Likewise.
934 (aarch64_disqualify_components): Likewise.
935 (aarch64_emit_prologue_components): Likewise.
936 (aarch64_emit_epilogue_components): Likewise.
937 (aarch64_set_handled_components): Likewise.
938 (aarch64_process_components): Likewise.
939 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
940 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
941 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
942 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
943 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
944 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
946 2016-12-02 Martin Jambor <mjambor@suse.cz>
948 * passes.def: Move pass_rebuild_cgraph_edges to the end of
949 pass_build_ssa_passes.
951 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
953 * config/alpha/alpha.md (exception_receiver): Copy
954 alpha_gp_ave_rtx return value.
956 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
958 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
959 for several include directories that may be relative to sysroot.
960 * config/i386/x-mingw32 (gplus_includedir): Define.
961 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
962 (native_system_includedir): Likewise.
963 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
964 override if TARGET_SYSTEM_ROOT is defined.
965 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
967 2016-12-02 Jakub Jelinek <jakub@redhat.com>
970 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
971 (dimode_scalar_chain::compute_convert_gain): Likewise.
972 (dimode_scalar_chain::convert_insn): Likewise.
973 * config/i386/i386.md (*one_cmpldi2_doubleword): New
974 define_insn_and_split.
975 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
978 * rtl.c (copy_rtx): Don't clear used flag here.
979 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
981 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
982 'E' in format, copy all vectors.
983 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
984 * valtrack.c (cleanup_auto_inc_dec): Likewise.
985 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
987 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
988 Thomas Preud'homme <thomas.preudhomme@arm.com>
990 * config/arm/arm-builtins.c (arm_builtins): Define
991 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
992 (bdesc_2arg): Add line for cmse_nonsecure_caller.
993 (arm_init_builtins): Handle cmse_nonsecure_caller.
994 (arm_expand_builtin): Likewise.
995 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
997 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
998 Thomas Preud'homme <thomas.preudhomme@arm.com>
1000 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
1001 (cmse_nonsecure_call_clear_caller_saved): New.
1002 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
1003 (arm_function_ok_for_sibcall): Disable sibcalls for
1004 cmse_nonsecure_call.
1005 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
1006 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
1007 (call_value): Likewise.
1008 (nonsecure_call_internal): New.
1009 (nonsecure_call_value_internal): New.
1010 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
1011 (*nonsecure_call_value_reg_thumb1_v5): New.
1012 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
1013 (*nonsecure_call_value_reg_thumb2): New.
1014 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
1016 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1017 Thomas Preud'homme <thomas.preudhomme@arm.com>
1019 * config/arm/arm.c (gimplify.h): New include.
1020 (arm_handle_cmse_nonsecure_call): New.
1021 (arm_attribute_table): Added cmse_nonsecure_call.
1022 (arm_comp_type_attributes): Deny compatibility of function types
1023 with without the cmse_nonsecure_call attribute.
1024 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1026 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1027 Thomas Preud'homme <thomas.preudhomme@arm.com>
1029 * config/arm/arm.c (output_return_instruction): Clear
1031 (thumb2_expand_return): Likewise.
1032 (thumb1_expand_epilogue): Likewise.
1033 (thumb_exit): Likewise.
1034 (arm_expand_epilogue): Likewise.
1035 (cmse_nonsecure_entry_clear_before_return): New.
1036 (comp_not_to_clear_mask_str_un): New.
1037 (compute_not_to_clear_mask): New.
1038 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
1039 * config/arm/thumb2.md (*thumb2_return): Disable for
1040 cmse_nonsecure_entry functions.
1041 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
1042 cmse_nonsecure_entry functions.
1044 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1045 Thomas Preud'homme <thomas.preudhomme@arm.com>
1047 * config/arm/arm.c (use_return_insn): Change to return with bxns
1048 when cmse_nonsecure_entry.
1049 (output_return_instruction): Likewise.
1050 (arm_output_function_prologue): Likewise.
1051 (thumb_pop): Likewise.
1052 (thumb_exit): Likewise.
1053 (thumb2_expand_return): Assert that entry functions always have simple
1055 (arm_expand_epilogue): Handle entry functions.
1056 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
1057 (arm_asm_declare_function_name): New.
1058 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
1059 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
1060 use arm_asm_declare_function_name.
1062 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1063 Thomas Preud'homme <thomas.preudhomme@arm.com>
1065 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
1066 (arm_attribute_table): Added cmse_nonsecure_entry
1067 (arm_compute_func_type): Handle cmse_nonsecure_entry.
1068 (cmse_func_args_or_return_in_stack): New.
1069 (arm_handle_cmse_nonsecure_entry): New.
1070 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
1071 (IS_CMSE_ENTRY): Likewise.
1072 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
1074 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
1075 Thomas Preud'homme <thomas.preudhomme@arm.com>
1077 * config.gcc (extra_headers): Added arm_cmse.h.
1078 * config/arm/arm-arches.def (ARM_ARCH):
1079 (armv8-m): Add FL2_CMSE.
1080 (armv8-m.main): Likewise.
1081 (armv8-m.main+dsp): Likewise.
1082 * config/arm/arm-c.c
1083 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
1084 * config/arm/arm-flags.h: Define FL2_CMSE.
1085 * config/arm.c (arm_arch_cmse): New.
1086 (arm_option_override): New error for unsupported cmse target.
1087 * config/arm/arm.h (arm_arch_cmse): New.
1088 * config/arm/arm.opt (mcmse): New.
1089 * config/arm/arm_cmse.h: New file.
1090 * doc/invoke.texi (ARM Options): Add -mcmse.
1091 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
1092 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
1094 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1096 * config/avr/avr.c: Fix coding rule glitches.
1098 2016-12-02 Martin Jambor <mjambor@suse.cz>
1100 * hsa.c (hsa_callable_function_p): Return false for artificial
1103 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1105 PR rtl-optimization/78561
1106 * varasm.c (recompute_pool_offsets): New.
1107 (output_constant_pool): Call it.
1109 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
1111 PR rtl-optimization/78561
1112 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
1113 get_pool_size to get_pool_size_upper_bound.
1114 (rs6000_stack_info): Likewise.
1115 (rs6000_emit_prologue): Likewise.
1116 (rs6000_elf_declare_function_name): Likewise.
1117 (rs6000_set_up_by_prologue): Likewise.
1118 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
1119 * output.h (get_pool_size): Rename to...
1120 (get_pool_size_upper_bound): ...This.
1121 * varasm.c (get_pool_size): Rename to...
1122 (get_pool_size_upper_bound): ...This.
1124 2016-12-02 Bin Cheng <bin.cheng@arm.com>
1126 * match.pd: Add new pattern:
1127 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
1129 2016-12-02 Nathan Sidwell <nathan@acm.org>
1131 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
1134 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
1137 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
1140 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1142 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
1145 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1147 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
1148 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
1149 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
1150 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
1151 avr_mcu_types.flash_size to compute default value.
1152 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
1153 mcu->flash_size to compute value for spec.
1155 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
1157 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
1158 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
1159 about linker description to avoid progmem altogether.
1160 [absdata]: Point to -mabsdata option.
1162 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1164 PR rtl-optimization/78547
1165 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
1166 DECL_INCOMING_RTL is not shared.
1167 * config/i386/i386.c (convert_scalars_to_vectors): If any
1168 insns have been converted, adjust all parameter's DEC_RTL and
1169 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
1172 PR rtl-optimization/78575
1173 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
1174 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
1175 if not already wrapped in a subreg. Make sure df_insn_rescan does not
1176 affect further iterations.
1178 2016-12-02 Martin Liska <mliska@suse.cz>
1181 * sreal.c (sreal::to_int): Make absolute value before shifting.
1182 (sreal::operator/): Likewise.
1183 (sreal_verify_negative_division): New test.
1184 (void sreal_c_tests): Call the new test.
1185 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
1187 (sreal::normalize_down): Likewise.
1189 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1191 * combine.c (combine_simplify_rtx): Suppress replacement of
1192 "(and (reg) (const_int bit))" with "if_then_else".
1194 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1197 * config/s390/s390.md ("extzv")
1198 ("*extzv<mode><clobbercc_or_nocc>")
1199 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
1200 ("*<risbg_n>_ior_and_sr_ze")
1201 ("*extract1bitdi<clobbercc_or_nocc>")
1202 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
1203 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
1204 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
1205 to validate the arguments of zero_extract and sign_extract.
1207 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
1210 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
1212 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1214 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
1216 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
1219 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1221 * config/s390/vector.md (vec_halfhalf): New mode iterator.
1222 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
1223 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
1224 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
1225 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
1226 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
1227 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
1228 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
1229 ("vec_unpacku_lo_v4si"): New pattern definitions.
1230 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
1233 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1235 * config/s390/s390-protos.h (s390_reverse_condition): New
1237 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
1239 (s390_reverse_condition): New function.
1240 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
1243 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1245 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
1246 (CCVHUANY): Remove modes.
1247 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
1249 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
1250 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
1252 (s390_branch_condition_mask): Adjust to use the new cc consumer
1253 modes. The new modes allow for proper reversal in the middle-end.
1254 (s390_expand_vec_compare_cc): Determine the proper cc producer and
1255 consumer modes for a comparison.
1256 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
1257 throughout the file.
1258 * config/s390/vx-builtins.md: Likewise.
1260 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
1262 * asan.c (asan_global_struct): Refactor.
1263 (create_odr_indicator): New function.
1264 (asan_needs_odr_indicator_p): Likewise.
1265 (is_odr_indicator): Likewise.
1266 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
1268 (asan_protect_global): Do not protect odr indicators.
1270 2016-12-01 Jeff Law <law@redhat.com>
1272 * tree-ssa-threadedge.c
1273 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
1274 propagation of operands if there are no operands.
1276 2016-12-02 Jakub Jelinek <jakub@redhat.com>
1278 PR tree-optimization/78586
1279 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
1280 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
1281 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
1282 type is INTEGER_TYPE or POINTER_TYPE.
1284 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
1287 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
1288 (vextuhrx): Likewise.
1289 (vextuwlx): Likewise.
1290 (vextuwrx): Likewise.
1292 2016-12-01 David Malcolm <dmalcolm@redhat.com>
1294 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
1295 early_dwarf_finished.
1297 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
1298 David S. Miller <davem@davemloft.net>
1300 * config/sparc/sparc.opt (mlra): New target option.
1301 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
1302 (sparc_lra_p): ...this. New function.
1303 (D_MODES, DF_MODES): Add missing cast.
1304 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
1305 provide these insns when flag_pic.
1306 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
1307 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
1308 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
1309 embmedany_textulo, embmedany_textlo): Likewise.
1310 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
1312 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
1316 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
1318 2016-12-01 Richard Biener <rguenther@suse.de>
1319 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1321 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
1322 memset if len-oldlen != 0.
1323 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
1325 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
1329 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1331 * config/avr/avr.c: Fix coding rule glitches.
1333 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1335 PR tree-optimization/78598
1336 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
1339 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
1341 PR rtl-optimization/78596
1342 * combine.c (simplify_comparison): Cast to unsigned to avoid
1343 left shifting of negative value.
1345 2016-12-01 Matthias Klose <doko@ubuntu.com>
1347 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
1349 2016-12-01 Richard Biener <rguenther@suse.de>
1351 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
1352 treat arrays with same type as objects that cannot overlap.
1354 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
1356 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
1357 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
1358 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
1360 2016-12-01 Jakub Jelinek <jakub@redhat.com>
1363 * dwarf2out.c (loc_descr_plus_const): For negative offset use
1364 uint_loc_descriptor instead of int_loc_descriptor and perform negation
1365 in unsigned HOST_WIDE_INT type.
1366 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
1369 * config/rs6000/rs6000.c (rs6000_frame_related): Call
1370 set_used_flags (pat) before any simplifications. Clear used flag on
1371 PARALLEL copy. Don't guard add_reg_note call. Call
1372 copy_rtx_if_shared on pat before storing it into
1373 REG_FRAME_RELATED_EXPR.
1375 2016-12-01 Alan Modra <amodra@gmail.com>
1377 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
1378 look inside UNSPEC_VSX_XXSPLTW vec.
1380 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
1382 PR rtl-optimization/78607
1383 * combine.c (try_combine): Emit a barrier after a unconditional trap.
1385 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1388 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
1389 element is not a constant or in a register, force it to a
1393 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
1394 that will be set to a vector element to be in a register.
1395 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
1396 the wrong multiplier to convert the element number to a byte
1399 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
1401 PR tree-optimization/77856
1402 * lra-constraints.c (inherit_in_ebb): Check original regno for
1403 invalid invariant regs too. Set only clobbered hard regs for the
1404 invalid invariant regs.
1406 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
1408 Commit files forgotten in r242966.
1410 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
1411 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
1412 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
1413 prefix check to find wrap-around value, instead use MCU flash size.
1414 For 8k flash devices, update link_pmem_wrap spec string to
1415 add --pmem-wrap-around=8k.
1416 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
1418 (LINK_SPEC): ...to here.
1420 2016-11-30 David Malcolm <dmalcolm@redhat.com>
1423 * selftest.c (selftest::assert_strndup_eq): New function.
1424 (selftest::test_strndup): New function.
1425 (selftest::test_libiberty): New function.
1426 (selftest::selftest_c_tests): Call test_libiberty.
1428 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1430 PR rtl-optimization/78610
1431 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
1434 2016-11-30 Bin Cheng <bin.cheng@arm.com>
1436 PR tree-optimization/78574
1437 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
1438 header PHI that doesn't define biv.
1440 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1442 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
1445 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
1446 sharing the SUBREG rtx between move and following insn.
1448 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
1449 for REG_EQUIV argument.
1451 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
1453 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
1455 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1458 * real.c (real_hash): Add cast to avoid left
1459 shifting of negative values.
1461 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1464 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
1465 from a subreg in operands[1] and don't call REGNO on a non-reg
1466 expression when deciding to force operands[2] into a reg.
1468 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
1469 Andrew Burgess <andrew.burgess@embecosm.com>
1471 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
1472 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
1473 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
1474 * config/arc/arc700.md: Add define_bypass for store/load.
1476 2016-11-30 Martin Liska <mliska@suse.cz>
1478 * cgraph.c (symbol_table::initialize): Initialize
1479 ipa_clones_dump_file.
1480 (cgraph_node::remove): Report to ipa_clones_dump_file.
1481 * cgraph.h: Add new argument (suffix) to cloning methods.
1482 * cgraphclones.c (dump_callgraph_transformation): New function.
1483 (cgraph_node::create_clone): New argument.
1484 (cgraph_node::create_virtual_clone): Likewise.
1485 (cgraph_node::create_version_clone): Likewise.
1486 * dumpfile.c: Add .ipa-clones dump file.
1487 * dumpfile.h (enum tree_dump_index): Add TDI_clones
1488 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
1489 to dump_callgraph_transformation.
1491 2016-11-30 Martin Liska <mliska@suse.cz>
1494 * asan.c (asan_expand_mark_ifn): Properly
1495 select a VAR_DECL from FRAME.* component reference.
1497 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1499 PR rtl-optimization/78583
1500 * simplify-rtx.c (simplify_truncation): Add check missing from the
1503 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
1505 PR rtl-optimization/78590
1506 * combine.c (change_zero_ext): Transform zero_extend of subregs only
1507 if the subreg_reg is a scalar integer mode.
1509 2016-11-30 Jakub Jelinek <jakub@redhat.com>
1511 PR tree-optimization/78586
1512 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
1513 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
1514 Don't build_int_cst min/max twice. Formatting fix.
1516 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
1518 PR rtl-optimization/78588
1519 * combine.c (if_then_else_cond): Also guard against BLKmode.
1520 * rtlanal.c (num_sign_bit_copies1): Add assert.
1522 2016-11-29 Jeff Law <law@redhat.com>
1524 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
1527 * lra-constraints.c (check_and_process_move): Constrain the
1528 range of DCLASS and SCLASS to avoid false positive out of bounds
1529 array index warning.
1531 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1533 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
1535 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1537 PR preprocessor/78569
1538 * input.c (get_substring_ranges_for_loc): Fail gracefully if
1539 line directives were present.
1541 2016-11-30 Matthias Klose <doko@ubuntu.com>
1543 * doc/install.texi: Document configure options --enable-objc-gc
1544 and --with-target-bdw-gc.
1546 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1549 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
1550 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
1551 residing in traditional altivec registers can be stored
1554 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
1557 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
1558 overhead loop start between a call and its CALL_ARG_LOCATION
1561 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
1563 * config/bfin/linux.h (CPP_SPEC): Define.
1565 2016-11-29 Martin Sebor <msebor@redhat.com>
1567 PR tree-optimization/78512
1568 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
1569 * config/rs6000/linux.h: Same.
1570 * config/rs6000/linux64.h: Same.
1571 * config/sol2.h: Same.
1572 * config/sol2.c (solaris_printf_pointer_format): Remove.
1573 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
1574 * doc/tm.texi: Regenerate.
1575 * gimple-ssa-sprintf.c (format_pointer): Rempove.
1576 (pass_sprintf_length::compute_format_length): Return bool.
1577 (pass_sprintf_length::handle_gimple_call): Adjust.
1578 * target.def (printf_pointer_format): Remove.
1579 * targhooks.c (default_printf_pointer_format): Remove.
1580 (linux_printf_pointer_format): Same.
1581 * targhooks.h (default_printf_pointer_format): Remove.
1582 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
1584 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
1588 (SWI1248_AVX512BWDQ): Ditto.
1589 (SWI1248_AVX512BW): Ditto.
1590 (k<any_logic:code><mode>): Ditto.
1591 (kandn<mode>): Ditto.
1592 (kxnor<mode>): Ditto.
1593 (knot<mode>): Ditto.
1594 (*k<any_lshift:code><mode>): Ditto.
1595 (kortestzhi, kortestchi): Ditto.
1596 (kunpckhi, kunpcksi, kunpckdi): Ditto.
1598 2016-11-29 Andrew Pinski <apinski@cavium.com>
1600 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
1603 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
1606 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
1607 to stack before call mcount.
1608 (tilegx_can_use_return_insn_p): Clean up code.
1610 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1612 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
1614 2016-11-29 David Malcolm <dmalcolm@redhat.com>
1620 * spellcheck.c (selftest::test_find_closest_string): Verify that
1621 we don't offer the goal string as a suggestion.
1622 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
1623 offer the goal string as a suggestion.
1626 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1628 * config/arc/arc.c (arc_override_options): Avoid selection of
1629 compact casesi for ARCv2.
1631 2016-11-29 Richard Biener <rguenther@suse.de>
1633 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
1634 PHIs after a regular stmt.
1635 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
1638 2016-11-29 Martin Liska <mliska@suse.cz>
1640 PR gcov-profile/78582
1641 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
1642 to prevent PHI argument clash.
1644 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
1646 * config/arc/arc.opt (marclinux): Fix typo.
1647 (marclinux_prof): Likewise.
1649 2016-11-29 Jiong Wang <jiong.wang@arm.com>
1651 * target.def (stack_protect_runtime_enabled_p): New.
1652 * function.c (expand_function_end): Guard stack_protect_epilogue with
1653 targetm.stack_protect_runtime_enabled_p.
1654 * cfgexpand.c (pass_expand::execute): Likewise.
1655 * calls.c (expand_call): Likewise.
1656 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
1657 * doc/tm.texi: Regenerate.
1659 2016-11-29 Richard Biener <rguenther@suse.de>
1662 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
1664 2016-11-29 Janus Weil <janus@gcc.gnu.org>
1666 * doc/contrib.texi: Add a few missing gfortran contributors.
1668 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1670 * combine.c (change_zero_ext): Also handle extends from a subreg
1671 to a mode bigger than that of the operand of the subreg.
1673 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
1676 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
1677 stack_restore_tie insn instead of stack_tie, for the SVR4 and
1679 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
1681 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1683 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
1684 head_components and tail_components.
1685 (spread_components): New algorithm.
1686 (emit_common_tails_for_components): Clear head_components and
1688 (insert_prologue_epilogue_for_components): Write extra output to the
1689 dump file for sibcalls and abnormal exits.
1691 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1693 PR rtl-optimization/78342
1694 * combine.c: Include "cfghooks.h".
1695 (try_combine): If we create an unconditional trap, break the basic
1696 block in two just after it, and remove the edge between; also, set
1697 the *new_direct_jump_p flag so that cleanup_cfg is run.
1699 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
1701 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
1704 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1706 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
1707 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
1708 output template string.
1709 (*anddi_1): Use multi-line output template string.
1712 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1715 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
1716 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
1717 note has been removed.
1718 * postreload.c (reload_combine_recognize_pattern): If
1719 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
1721 2016-11-28 Martin Sebor <msebor@redhat.com>
1724 * gimple-ssa-sprintf.c (target_max_value): Remove.
1725 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
1726 (get_width_and_precision): New function.
1727 (format_integer, format_floating, get_string_length, format_string):
1728 Correct handling of width and precision with unknown value.
1729 (format_directive): Add warning.
1730 (pass_sprintf_length::compute_format_length): Allow for precision
1731 to consist of a sole period with no asterisk or digits after it.
1733 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1735 PR rtl-optimization/78546
1736 * simplify-rtx.c (neg_const_int): When negating most negative
1737 number in mode wider than HOST_BITS_PER_WIDE_INT, use
1738 simplify_const_unary_operation to produce CONST_DOUBLE or
1740 (simplify_plus_minus): Handle the case where neg_const_int
1741 doesn't return a CONST_INT.
1743 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
1746 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
1747 left shifting of negative values.
1749 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1752 * tree-nested.c (convert_local_reference_stmt): After adding
1753 shared (FRAME.NN) clause to omp parallel, task or target,
1754 add it also to all outer omp parallel, task or target constructs.
1756 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
1758 * config/i386/i386.md (UNSPEC_KMASKOP): New.
1759 (UNSPEC_KMOV): Remove.
1760 (kmovw): Expand to plain HImode move.
1761 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
1762 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
1763 Remove corresponding clobber-removing splitter.
1764 (*anddi_1): Remove mask register alternatives.
1768 (*<any_or:code><mode>_1): Ditto.
1769 (*<any_or:code>qi_1): Ditto.
1770 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
1771 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
1772 Remove corresponding splitter to operation with general registers.
1773 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
1774 (*andn<SWI12:mode>): New pattern.
1775 (*kxnor<mode>): Remove general register alternatives. Tag pattern
1776 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
1777 with general registers.
1778 (knot<mode>): New insn pattern.
1779 (*one_cmpl<mode>2_1): Remove mask register alternatives.
1780 (one_cmplqi2_1): Ditto.
1781 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
1782 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
1783 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
1784 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
1785 to generate kmaskop shift.
1786 (vec_unpacks_hi_<mode>): Ditto.
1787 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
1788 Use CODE_FOR_kandhi.
1789 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
1790 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
1791 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
1793 2016-11-28 Richard Biener <rguenther@suse.de>
1795 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
1796 to SSA names via extract_range_from_ssa_name if allowed.
1798 2016-11-28 Richard Biener <rguenther@suse.de>
1800 PR tree-optimization/78542
1801 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
1804 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
1806 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
1807 isolates a single bit, even if the condition involves subregs.
1809 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1811 * config/aarch64/aarch64-simd-builtins.def
1812 (BSL_P): Added di and v2di mode.
1813 * config/aarch64/arm_neon.h
1814 (vsriq_n_p64, vsri_n_p64): Added poly type.
1815 (vextq_p64, vext_p64): Likewise.
1816 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
1818 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1820 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
1821 (TYPES_GETREGP): Likewise.
1822 (TYPES_SHIFTINSERTP): Likewise.
1823 (TYPES_COMBINEP): Likewise.
1824 (TYPES_STORE1P): Likewise.
1825 * config/aarch64/aarch64-simd-builtins.def
1826 (combine): Added poly generator.
1827 (get_dregoi): Likewise.
1828 (get_dregci): Likewise.
1829 (get_dregxi): Likewise.
1833 * config/aarch64/arm_neon.h
1834 (poly64x1x2_t, poly64x1x3_t): New.
1835 (poly64x1x4_t, poly64x2x2_t): Likewise.
1836 (poly64x2x3_t, poly64x2x4_t): Likewise.
1837 (poly64x1_t): Likewise.
1838 (vcreate_p64, vcombine_p64): Likewise.
1839 (vdup_n_p64, vdupq_n_p64): Likewise.
1840 (vld2_p64, vld2q_p64): Likewise.
1841 (vld3_p64, vld3q_p64): Likewise.
1842 (vld4_p64, vld4q_p64): Likewise.
1843 (vld2_dup_p64, vld3_dup_p64): Likewise.
1844 (vld4_dup_p64, vsli_n_p64): Likewise.
1845 (vsliq_n_p64, vst1_p64): Likewise.
1846 (vst1q_p64, vst2_p64): Likewise.
1847 (vst3_p64, vst4_p64): Likewise.
1848 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
1849 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
1850 (vget_lane_p64, vgetq_lane_p64): Likewise.
1851 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
1852 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
1853 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
1854 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
1855 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
1856 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
1857 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
1858 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
1859 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
1860 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
1861 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
1862 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
1863 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
1864 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
1865 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
1866 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
1867 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
1868 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
1869 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
1870 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
1871 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
1872 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
1873 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
1874 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
1875 (vset_lane_p64, vsetq_lane_p64): Likewise.
1876 (vget_low_p64, vget_high_p64): Likewise.
1877 (vcombine_p64, vst2_lane_p64): Likewise.
1878 (vst3_lane_p64, vst4_lane_p64): Likewise.
1879 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
1880 (vst4q_lane_p64, vget_lane_p64): Likewise.
1881 (vget_laneq_p64, vset_lane_p64): Likewise.
1882 (vset_laneq_p64, vcopy_lane_p64): Likewise.
1883 (vcopy_laneq_p64, vdup_n_p64): Likewise.
1884 (vdupq_n_p64, vdup_lane_p64): Likewise.
1885 (vdup_laneq_p64, vld1_p64): Likewise.
1886 (vld1q_p64, vld1_dup_p64): Likewise.
1887 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
1888 (vmov_n_p64, vmovq_n_p64): Likewise.
1889 (vst3q_p64, vst4q_p64): Likewise.
1890 (vld1_lane_p64, vld1q_lane_p64): Likewise.
1891 (vst1_lane_p64, vst1q_lane_p64): Likewise.
1892 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
1893 (vdupq_laneq_p64): Likewise.
1895 2016-11-28 Tamar Christina <tamar.christina@arm.com>
1897 * config/arm/arm_neon.h (vget_lane_p64): New.
1899 2016-11-28 Iain Sandoe <iain@codesourcery.com>
1902 * configure.ac (with_ld64): Use portable method to extract the
1903 major part of the version number.
1904 * configure: Regenerated.
1906 2016-11-28 Jakub Jelinek <jakub@redhat.com>
1908 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
1909 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
1910 intmax_t couldn't be determined.
1911 (format_integer): Make {,u}intmax_type_node no longer static,
1912 initialize them only when needed. For z and t use
1913 signed_or_unsigned_type_for instead of assuming size_t and
1914 ptrdiff_t have the same precision.
1917 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
1918 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
1919 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
1920 vector instead of traversing m_classes hash table. Release
1922 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
1924 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
1925 add it also to m_classes_vec vector.
1926 (sem_item_optimizer::remove_symtab_node,
1927 sem_item_optimizer::build_hash_based_classes,
1928 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
1929 (sem_item_optimizer::subdivide_classes_by_equality,
1930 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
1931 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
1932 instead of traversing m_classes hash table. Formatting fixes.
1933 (sem_item_optimizer::traverse_congruence_split,
1934 sem_item_optimizer::do_congruence_step_for_index,
1935 sem_item_optimizer::do_congruence_step): Formatting fixes.
1936 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
1937 vector instead of traversing m_classes hash table.
1938 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
1939 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
1940 instead of traversing m_classes hash table.
1942 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1944 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
1945 X is not unused after.
1947 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
1949 PR rtl-optimization/78120
1950 * rtlanal.c (insn_rtx_cost): Revert previous change.
1952 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
1955 * config/avr/avr.md (SPLIT34): New mode iterator.
1956 (bitop): New code iterator.
1957 (*iorhi3.ashift8-*). New insn-and-split patterns.
1958 (*movhi): Post-reload split reg = 0.
1959 [!MOVW]: Post-reload split reg = reg.
1960 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
1961 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
1962 (iorhi3, iorpsi3, iorsi3): Same.
1963 (xorhi3, xorpsi3, xorsi3): Same.
1964 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
1965 costs to *iorhi3.ashift8-* patterns.
1967 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1968 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1971 * config.in: Regenerate
1972 * config/darwin-driver.c (darwin_driver_init): Emit a version string
1974 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
1975 * config/darwin.opt(asm_macosx_version_min): New.
1976 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
1977 * configure: Regenerate
1978 * configure.ac: Check for mmacosx-version-min handling.
1980 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1983 * config/i386/i386.c (ix86_code_end): Note that we emitted code
1984 where the function might otherwise appear empty for picbase thunks.
1985 (ix86_output_function_epilogue): If we find a zero-sized function
1986 assume that reaching it is UB and trap. If we find a trailing label
1988 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
1989 find a zero-sized function assume that reaching it is UB and trap.
1990 If we find a trailing label, append a nop.
1992 2016-11-27 Iain Sandoe <iain@codesourcery.com>
1995 * config/darwin-sections.def (picbase_thunk_section): New.
1996 * config/darwin.c (darwin_init_sections): Set up picbase thunk
1997 section. (darwin_rodata_section, darwin_objc2_section,
1998 machopic_select_section, darwin_asm_declare_constant_name,
1999 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
2000 coalesced with newer linkers.
2001 (darwin_override_options): Decide on usage of coalesed sections
2002 on the basis of the target linker version.
2003 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
2004 * config/darwin.opt (mtarget-linker): New.
2005 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
2006 a coalesced section, instead use a thunks section.
2008 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2011 * configure.ac (with-ld64): New var, set for Darwin, set on
2012 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
2013 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
2014 * config/darwin10.h(DEF_LD64): Update for this target version.
2015 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
2016 (DEF_LD64): Update for this target version.
2017 * configure: Regenerated.
2018 * config.in: Regenerated.
2020 2016-11-27 Iain Sandoe <iain@codesourcery.com>
2023 * config/darwin.c (imachopic_indirection_name): Make data
2024 section indirections linker-visible.
2025 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
2026 constant labels linker-visible.
2028 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2030 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
2031 (free_lang_data): Remove assignment to ptrdiff_type_node.
2033 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2035 PR rtl-optimization/78526
2036 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
2037 beyond val's precision.
2039 PR rtl-optimization/78527
2040 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
2041 out of bounds shift count.
2043 2016-11-25 Martin Liska <mliska@suse.cz>
2046 * doc/invoke.texi (-fprofile-use): Fix reference to a section
2047 where -fprofile-generate is documented.
2049 2016-11-25 Martin Liska <mliska@suse.cz>
2051 PR gcov-profile/78086
2052 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
2053 not supported by a target. Set priority to 100 if possible.
2054 (build_gcov_exit_decl): Likewise.
2056 2016-11-25 Richard Biener <rguenther@suse.de>
2059 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
2060 unary, binary and single RHSs.
2061 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2063 2016-11-25 Bin Cheng <bin.cheng@arm.com>
2068 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
2069 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
2070 and set it to result code if transformation is valid. Use code EQ
2071 directly in last simplification case.
2073 2016-11-25 Richard Biener <rguenther@suse.de>
2075 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
2076 before valueizing return stmts.
2078 2016-11-24 Richard Biener <rguenther@suse.de>
2080 PR tree-optimization/78343
2081 * passes.def: Add CD-DCE pass after loop splitting.
2082 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
2083 SCEV init/finalize ...
2084 (perform_tree_ssa_dce): ... here. Deal with being
2085 executed inside the loop pipeline in aggressive mode.
2087 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2089 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2091 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2093 PR tree-optimization/77673
2094 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
2095 (init_symbolic_number): Initialize src field from src parameter.
2096 (perform_symbolic_merge): Select most dominated statement as the
2097 source statement. Set src field of resulting n structure from the
2098 input src with the lowest address.
2099 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
2100 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
2101 of load from src field rather than insertion statement. Cancel
2102 optimization if statement analyzed is not dominated by the insertion
2104 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
2105 dominance information.
2107 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
2110 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2112 2016-11-25 Martin Jambor <mjambor@suse.cz>
2114 PR tree-optimization/70965
2115 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2117 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
2120 * config/i386/i386.c (i386_excess_precision): Do not return
2121 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2122 EXCESS_PRECISION_TYPE_STANDARD.
2123 * target.def (excess_precision): Document that targets should
2124 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
2125 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
2126 Fix typo in first sentence.
2127 * doc/tm.texi: Regenerate.
2129 2016-11-25 Richard Biener <rguenther@suse.de>
2131 PR tree-optimization/78396
2132 * tree-vectorizer.c (vectorize_loops): When the if-converted
2133 body contains masked loads or stores do not attempt to
2134 basic-block-vectorize it.
2136 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2137 Alan Hayward <alan.hayward@arm.com>
2138 David Sherwood <david.sherwood@arm.com>
2140 * function.h (spill_slot_alignment): Declare.
2141 * function.c (spill_slot_alignment): New function.
2142 * lra-spills.c (slot): Add align and size fields.
2143 (assign_mem_slot): Use them in the call to assign_stack_local.
2144 (add_pseudo_to_slot): Update the fields.
2145 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2147 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2148 Alan Hayward <alan.hayward@arm.com>
2149 David Sherwood <david.sherwood@arm.com>
2151 * stor-layout.c (layout_type): Allow the caller to set the mode of
2152 a float type. Only choose one here if the mode is still VOIDmode.
2153 * tree.c (build_common_tree_nodes): Set the type mode of decimal
2154 floats before calling layout_type.
2155 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2157 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
2159 * tree-tailcall.c (find_tail_calls): Allow calls to reference
2160 local variables if all references are known to be direct.
2162 2016-11-25 Jakub Jelinek <jakub@redhat.com>
2163 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2166 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
2167 non null and it's precision matches precision of lhs's type.
2169 2016-11-24 Martin Sebor <msebor@redhat.com>
2171 PR tree-optimization/78476
2172 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
2174 (handle_gimple_call): Adjust signature.
2175 (try_substitute_return_value): Remove calls to bounded functions
2176 with zero buffer size whose result is known.
2177 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2179 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2181 * varasm.c (assemble_start_function): Wrap align_log definition in
2182 ASM_OUTPUT_MAX_SKIP_ALIGN.
2184 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.md (wide AND insn to QImode splitter): Use
2187 explicit mode macros.
2188 (wide OR insn to QImode splitter): Ditto.
2190 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
2192 PR rtl-optimization/77541
2193 * lra-constraints.c (struct input_reload): Add field match_p.
2194 (get_reload_reg): Check modes of input reloads to generate unique
2195 value reload pseudo.
2196 (match_reload): Add input reload pseudo for the current insn.
2198 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2200 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
2201 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
2202 architecture levels.
2203 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
2204 the aarch64_fp16_type_node, not all HFmode types.
2205 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
2206 (aarch64_scalar_mode_supported_p): Likewise.
2207 (aarch64_excess_precision): New.
2208 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
2209 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
2210 (TARGET_C_EXCESS_PRECISION): Likewise.
2212 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2214 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
2215 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2217 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
2219 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
2220 (<optab>dihf2): Likewise.
2221 (aarch64_fp16_<optab><mode>hf2): New.
2223 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
2226 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
2228 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2230 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
2231 Enable REE at -O2 and higher.
2232 * config/sparc/sparc.c (sparc_option_override): Disable it by default
2235 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2239 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
2240 (new_temp_expr_table): Initialise reg_vars_cnt.
2241 (free_temp_expr_table): Release reg_vars_cnt.
2242 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
2244 (find_replaceable_in_bb): Use the above to record register variable
2245 write occurrences and cancel replacement across them.
2247 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2249 PR rtl-optimization/78437
2250 * ree.c (get_uses): New function.
2251 (combine_reaching_defs): When a copy is needed, return false if any
2252 reaching use of the source register reads it in a mode larger than
2253 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2255 2016-11-24 Martin Liska <mliska@suse.cz>
2257 * gimple-pretty-print.c (dump_edge_probability): New function.
2258 (dump_gimple_switch): Dump label edge probabilities.
2259 (dump_gimple_cond): Likewise.
2260 (dump_gimple_label): Dump
2261 (dump_gimple_bb_header): Dump basic block frequency.
2262 (pp_cfg_jump): Replace e->dest argument with e.
2263 (dump_implicit_edges): Likewise.
2264 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
2265 Use gimple_bb (at) instead of at->bb.
2267 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2269 * common.opt (flimit-function-alignment): New.
2270 * doc/invoke.texi (-flimit-function-alignment): Document.
2271 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
2272 * final.c (shorten_branches): Set it.
2273 * varasm.c (assemble_start_function): Limit alignment if
2276 2016-11-24 Richard Biener <rguenther@suse.de>
2278 PR tree-optimization/71595
2279 * cfgloopmanip.h (remove_path): Add irred_invalidated and
2280 loop_closed_ssa_invalidated parameters, defaulted to NULL.
2281 * cfgloopmanip.c (remove_path): Likewise, pass them along to
2282 called functions. Only fix irred flags if the caller didn't
2284 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
2285 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
2288 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
2290 PR rtl-optimization/78120
2291 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
2292 cases, and additionally test against max_seq_cost for speed
2294 (noce_process_if_block): Compute an estimate for the original cost when
2295 optimizing for speed, using the minimum of then and else block costs.
2297 PR rtl-optimization/78120
2298 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
2300 PR rtl-optimization/78120
2301 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2303 2016-11-24 Bin Cheng <bin.cheng@arm.com>
2305 * match.pd: Refine type conversion in result expr for below pattern:
2306 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2308 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
2311 * tree.h (wi::fits_to_boolean_p): New predicate.
2312 (wi::fits_to_tree_p): Use it for boolean types.
2313 * tree.c (int_fits_type_p): Likewise.
2315 2016-11-24 Martin Liska <mliska@suse.cz>
2317 * print-tree.c (struct bucket): Remove.
2318 (print_node): Add new argument which drives whether a tree node
2319 is printed briefly or not.
2320 (debug_tree): Replace a custom hash table with hash_set<T>.
2321 * print-tree.h (print_node): Add the argument.
2323 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
2325 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2327 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
2330 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
2331 if it is at least NREGS wide.
2333 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2335 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
2336 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
2337 TFmode, IFmode and KFmode.
2339 2016-11-23 Joseph Myers <joseph@codesourcery.com>
2341 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
2344 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2346 * combine.c (change_zero_ext): Only change the mode of a hard register
2347 destination if can_change_dest_mode holds for that.
2349 2016-11-23 Jeff Law <law@redhat.com>
2351 * varasm.c (assemble_name): Increase buffer size for name.
2353 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2355 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
2357 * doc/extend.texi: Constify first argument to __builtin_object_size.
2359 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
2361 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
2362 to be used. Add brackets around macro argument.
2364 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2366 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2368 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2371 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
2372 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2374 2016-11-23 Jakub Jelinek <jakub@redhat.com>
2377 * omp-low.c (build_outer_var_ref): Change lastprivate argument
2378 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
2379 on worksharing constructs, treat it like clauses on simd construct.
2381 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
2382 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
2383 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
2384 of true as last argument to build_outer_var_ref.
2386 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
2388 * config/i386/i386.md (*movqi_internal): Calculate mode
2389 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
2390 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
2391 (*k<logic><mode>): Calculate mode attribute depending on
2392 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
2393 (*andqi_1): Calculate mode attribute of alternative 3 depending
2394 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
2395 (kandn<mode>): Calculate mode attribute of alternative 2 depending
2396 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
2397 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
2398 iterator. Calculate mode attribute of alternative 1 depending
2399 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
2400 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
2401 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2403 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2406 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
2407 * tree-vrp.c (extract_range_basic): Handle case for
2408 CFN_BUILT_IN_STRLEN.
2410 2016-11-23 Jeff Law <law@redhat.com>
2412 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
2414 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
2415 in boolean context warning.
2417 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2419 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2422 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
2423 (arm_fp16_type_node): ...This, make visibile.
2424 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
2426 (arm_init_simd_builtin_types): Likewise.
2427 (arm_init_fp16_builtins): Likewise.
2428 * config/arm/arm.c (arm_excess_precision): New.
2429 (arm_floatn_mode): Likewise.
2430 (TARGET_C_EXCESS_PRECISION): Likewise.
2431 (TARGET_FLOATN_MODE): Likewise.
2432 (arm_promoted_type): Only promote arm_fp16_type_node.
2433 * config/arm/arm.h (arm_fp16_type_node): Declare.
2435 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2437 * config/arm/arm.c (arm_convert_to_type): Delete.
2438 (TARGET_CONVERT_TO_TYPE): Delete.
2439 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
2440 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
2441 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
2442 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
2443 are in fast math mode, and have no single step hardware instruction.
2444 (extendhfdf2): Only expand through SFmode if we don't have a
2445 single-step hardware instruction.
2446 * config/arm/vfp.md (*truncdfhf2): New.
2447 (extendhfdf2): Likewise.
2449 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2451 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
2454 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2456 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
2457 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
2458 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
2459 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
2460 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
2461 * doc/tm.texi: Regenerate.
2462 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
2464 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2466 * toplev.c (init_excess_precision): Delete most logic.
2467 * tree.c (excess_precision_type): Rewrite to use
2468 TARGET_EXCESS_PRECISION.
2469 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
2470 more generic fashion.
2471 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
2472 __STDC_WANT_IEC_60559_TYPES_EXT__.
2474 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2476 * common.opt (fpermitted-flt-eval-methods): New.
2477 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
2478 * flag_types.h (permitted_flt_eval_methods): New.
2480 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2482 * config/m68k/m68k.c (m68k_excess_precision): New.
2483 (TARGET_C_EXCESS_PRECISION): Define.
2485 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2487 * config/s390/s390.c (s390_excess_precision): New.
2488 (TARGET_C_EXCESS_PRECISION): Define.
2490 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2492 * config/i386/i386.c (ix86_excess_precision): New.
2493 (TARGET_C_EXCESS_PRECISION): Define.
2495 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
2497 * target.def (excess_precision): New hook.
2498 * target.h (flt_eval_method): New.
2499 (excess_precision_type): Likewise.
2500 * targhooks.c (default_excess_precision): New.
2501 * targhooks.h (default_excess_precision): New.
2502 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
2503 * doc/tm.texi: Regenerate.
2505 2016-11-23 Martin Sebor <msebor@redhat.com>
2508 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
2509 set the minimum number of bytes for an unknown string to zero.
2511 2016-11-23 Martin Jambor <mjambor@suse.cz>
2512 Martin Liska <mliska@suse.cz>
2514 * hsa-builtins.def: New file.
2515 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
2516 * builtins.def: Include hsa-builtins.def.
2517 (DEF_HSA_BUILTIN): New macro.
2518 * dumpfile.h (OPTGROUP_OPENMP): Define.
2519 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
2520 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
2521 GF_OMP_FOR_GRID_GROUP_ITER.
2522 (gimple_omp_for_grid_phony): Added checking assert.
2523 (gimple_omp_for_set_grid_phony): Likewise.
2524 (gimple_omp_for_grid_intra_group): New function.
2525 (gimple_omp_for_set_grid_intra_group): Likewise.
2526 (gimple_omp_for_grid_group_iter): Likewise.
2527 (gimple_omp_for_set_grid_group_iter): Likewise.
2528 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
2529 previosuly only distribute loop was permitted.
2530 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
2531 (grid_get_kernel_launch_attributes): Support multiple HSA grid
2533 (grid_expand_omp_for_loop): Likewise and also support standalone
2534 distribute constructs. New parameter INTRA_GROUP, updated both users.
2535 (grid_expand_target_grid_body): Support standalone distribute
2537 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
2538 (pass_data_expand_omp_ssa): Likewise.
2539 (pass_data_omp_device_lower): Likewsie.
2540 (pass_data_lower_omp): Likewise.
2541 (pass_data_diagnose_omp_blocks): Likewise.
2542 (pass_data_oacc_device_lower): Likewise.
2543 (pass_data_omp_target_link): Likewise.
2544 (grid_lastprivate_predicate): New function.
2545 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
2547 (lower_omp_for): Support standalone distribute constructs.
2548 (grid_prop): New type.
2549 (grid_safe_assignment_p): Check for assignments to group_sizes, new
2551 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
2553 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
2554 optimization info messages.
2555 (grid_find_single_omp_among_assignments): Likewise.
2556 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
2557 (grid_parallel_clauses_gridifiable): New function.
2558 (grid_inner_loop_gridifiable_p): Likewise.
2559 (grid_dist_follows_simple_pattern): Likewise.
2560 (grid_gfor_follows_tiling_pattern): Likewise.
2561 (grid_call_permissible_in_distribute_p): Likewise.
2562 (grid_handle_call_in_distribute): Likewise.
2563 (grid_dist_follows_tiling_pattern): Likewise.
2564 (grid_target_follows_gridifiable_pattern): Support standalone
2565 distribute constructs.
2566 (grid_var_segment): New enum.
2567 (grid_mark_variable_segment): New function.
2568 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
2569 if a new argument says so.
2570 (grid_process_grid_body): New function.
2571 (grid_eliminate_combined_simd_part): Likewise.
2572 (grid_mark_tiling_loops): Likewise.
2573 (grid_mark_tiling_parallels_and_loops): Likewise.
2574 (grid_process_kernel_body_copy): Support standalone distribute
2576 (grid_attempt_target_gridification): New grid variable holding overall
2577 gridification state. Support standalone distribute constructs and
2579 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
2580 * hsa.h (hsa_bb): Add method method append_phi.
2581 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
2582 occurences in all files too.
2583 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
2584 (is_a_helper <hsa_insn_br *>::test): New function.
2585 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
2586 branch instructions.
2587 (hsa_insn_signal): Make a direct descendant of
2588 hsa_insn_basic. Add memorder constructor parameter and
2589 m_memory_order and m_signalop member variables.
2590 (hsa_insn_queue): Changed constructor parameters to common form.
2591 Added m_segment and m_memory_order member variables.
2592 (hsa_summary_t): Add private member function
2593 process_gpu_implementation_attributes.
2594 (hsa_function_summary): Rename m_binded_function to
2596 (hsa_insn_basic_p): Remove typedef.
2597 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
2598 (hsa_op_reg_p): Remove typedef.
2599 (hsa_function_representation): Change hsa_op_reg_p into plain
2601 (hsa_insn_phi): Removed new and delete operators.
2602 (hsa_insn_br): Likewise.
2603 (hsa_insn_cbr): Likewise.
2604 (hsa_insn_sbr): Likewise.
2605 (hsa_insn_cmp): Likewise.
2606 (hsa_insn_mem): Likewise.
2607 (hsa_insn_atomic): Likewise.
2608 (hsa_insn_signal): Likewise.
2609 (hsa_insn_seg): Likewise.
2610 (hsa_insn_call): Likewise.
2611 (hsa_insn_arg_block): Likewise.
2612 (hsa_insn_comment): Likewise.
2613 (hsa_insn_srctype): Likewise.
2614 (hsa_insn_packed): Likewise.
2615 (hsa_insn_cvt): Likewise.
2616 (hsa_insn_alloca): Likewise.
2617 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
2618 (process_gpu_implementation_attributes): New function.
2619 (link_functions): Move some functionality into it. Adjust after
2620 renaming m_binded_functions to m_bound_functions.
2621 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
2622 to the list of instructions with no output registers.
2623 (get_in_type): Return this if it is a register of
2625 (hsa_get_declaration_name): Moved to...
2626 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
2627 temporary string on an obstack instead from ggc.
2628 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
2629 down to two overloads.
2630 (hsa_allocp_operand_address): Removed.
2631 (hsa_allocp_operand_immed): Likewise.
2632 (hsa_allocp_operand_reg): Likewise.
2633 (hsa_allocp_operand_code_list): Likewise.
2634 (hsa_allocp_operand_operand_list): Likewise.
2635 (hsa_allocp_inst_basic): Likewise.
2636 (hsa_allocp_inst_phi): Likewise.
2637 (hsa_allocp_inst_mem): Likewise.
2638 (hsa_allocp_inst_atomic): Likewise.
2639 (hsa_allocp_inst_signal): Likewise.
2640 (hsa_allocp_inst_seg): Likewise.
2641 (hsa_allocp_inst_cmp): Likewise.
2642 (hsa_allocp_inst_br): Likewise.
2643 (hsa_allocp_inst_sbr): Likewise.
2644 (hsa_allocp_inst_call): Likewise.
2645 (hsa_allocp_inst_arg_block): Likewise.
2646 (hsa_allocp_inst_comment): Likewise.
2647 (hsa_allocp_inst_queue): Likewise.
2648 (hsa_allocp_inst_srctype): Likewise.
2649 (hsa_allocp_inst_packed): Likewise.
2650 (hsa_allocp_inst_cvt): Likewise.
2651 (hsa_allocp_inst_alloca): Likewise.
2652 (hsa_allocp_bb): Likewise.
2654 (hsa_init_data_for_cfun): Initialize obstack.
2655 (hsa_deinit_data_for_cfun): Release memory of the obstack.
2656 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
2657 (hsa_op_reg::operator new): Likewise.
2658 (hsa_op_address::operator new): Likewise.
2659 (hsa_op_code_list::operator new): Likewise.
2660 (hsa_op_operand_list::operator new): Likewise.
2661 (hsa_insn_basic::operator new): Likewise.
2662 (hsa_insn_phi::operator new): Likewise.
2663 (hsa_insn_br::operator new): Likewise.
2664 (hsa_insn_sbr::operator new): Likewise.
2665 (hsa_insn_cmp::operator new): Likewise.
2666 (hsa_insn_mem::operator new): Likewise.
2667 (hsa_insn_atomic::operator new): Likewise.
2668 (hsa_insn_signal::operator new): Likewise.
2669 (hsa_insn_seg::operator new): Likewise.
2670 (hsa_insn_call::operator new): Likewise.
2671 (hsa_insn_arg_block::operator new): Likewise.
2672 (hsa_insn_comment::operator new): Likewise.
2673 (hsa_insn_srctype::operator new): Likewise.
2674 (hsa_insn_packed::operator new): Likewise.
2675 (hsa_insn_cvt::operator new): Likewise.
2676 (hsa_insn_alloca::operator new): Likewise.
2677 (hsa_init_new_bb): Likewise.
2678 (hsa_bb::append_phi): New function.
2679 (gen_hsa_phi_from_gimple_phi): Use it.
2680 (get_symbol_for_decl): Fix dinstinguishing between
2681 global and local functions. Put local variables into a segment
2682 according to their attribute or static flag, if there is one.
2683 (hsa_insn_br::hsa_insn_br): New.
2684 (hsa_insn_br::operator new): Likewise.
2685 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
2686 (query_hsa_grid_nodim): New function.
2687 (multiply_grid_dim_characteristics): Likewise.
2688 (gen_get_num_threads): Likewise.
2689 (gen_get_num_teams): Reimplemented.
2690 (gen_get_team_num): Likewise.
2691 (gen_hsa_insns_for_known_library_call): Updated calls to the above
2693 (get_memory_order_name): Removed.
2694 (get_memory_order): Likewise.
2695 (hsa_memorder_from_tree): New function.
2696 (gen_hsa_ternary_atomic_for_builtin): Renamed to
2697 gen_hsa_atomic_for_builtin, can also create signals.
2698 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
2699 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
2700 (hsa_insn_atomic): Fix function comment.
2701 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
2702 ancestor constructor and initialization of new member variables.
2703 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
2705 (hsa_get_host_function): Handle functions with no bound CPU
2706 implementation. Fix binded to bound.
2707 (get_brig_function_name): Likewise.
2708 (HSA_SORRY_ATV): Remove semicolon after macro.
2709 (HSA_SORRY_AT): Likewise.
2710 (omp_simple_builtin::generate): Add missing semicolons.
2711 (hsa_insn_phi::operator new): Removed.
2712 (hsa_insn_br::operator new): Likewise.
2713 (hsa_insn_cbr::operator new): Likewise.
2714 (hsa_insn_sbr::operator new): Likewise.
2715 (hsa_insn_cmp::operator new): Likewise.
2716 (hsa_insn_mem::operator new): Likewise.
2717 (hsa_insn_atomic::operator new): Likewise.
2718 (hsa_insn_signal::operator new): Likewise.
2719 (hsa_insn_seg::operator new): Likewise.
2720 (hsa_insn_call::operator new): Likewise.
2721 (hsa_insn_arg_block::operator new): Likewise.
2722 (hsa_insn_comment::operator new): Likewise.
2723 (hsa_insn_srctype::operator new): Likewise.
2724 (hsa_insn_packed::operator new): Likewise.
2725 (hsa_insn_cvt::operator new): Likewise.
2726 (hsa_insn_alloca::operator new): Likewise.
2727 (get_symbol_for_decl): Accept CONST_DECLs, put them to
2729 (gen_hsa_addr): Also process CONST_DECLs.
2730 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
2732 (gen_hsa_unary_operation): Make sure the function does
2733 not use bittype source type for firstbit and lastbit operations.
2734 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
2736 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
2738 (emit_branch_insn): Renamed to emit_cond_branch_insn.
2739 Emit the width stored in the class.
2740 (emit_generic_branch_insn): New function.
2741 (emit_insn): Call emit_generic_branch_insn.
2742 (emit_signal_insn): Remove obsolete comment. Update
2743 member variable name, pick a type according to profile.
2744 (emit_alloca_insn): Remove obsolete comment.
2745 (emit_atomic_insn): Likewise.
2746 (emit_queue_insn): Get segment and memory order from the IR object.
2747 (hsa_brig_section): Make allocate_new_chunk, chunks
2748 and cur_chunk provate, add a default NULL parameter to add method.
2749 (hsa_brig_section::add): Added a new parameter, store pointer to
2750 output data there if it is non-NULL.
2751 (emit_function_directives): Use this new parameter instead of
2752 calculating the pointer itself, fix function comment.
2753 (hsa_brig_emit_function): Add forgotten endian conversion.
2754 (hsa_output_kernels): Remove unnecessary building of
2755 kernel_dependencies_vector_type.
2756 (emit_immediate_operand): Declare.
2757 (emit_directive_variable): Also emit initializers of CONST_DECLs.
2758 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
2759 (verify_function_arguments): Properly detect variadic
2761 * hsa-dump.c (hsa_width_specifier_name): New function.
2762 (dump_hsa_insn_1): Dump generic branch instructions, update signal
2763 member variable name. Special dumping for queue objects.
2764 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
2765 m_binded_functions to m_bound_functions. Copy externally visible flag
2767 (ipa_hsa_write_summary): Likewise.
2768 (ipa_hsa_read_section): Likewise.
2770 2016-11-23 Richard Biener <rguenther@suse.de>
2772 PR tree-optimization/78396
2773 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
2774 vectorize try vectorizing an if-converted body using BB vectorization.
2776 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2777 Alan Hayward <alan.hayward@arm.com>
2778 David Sherwood <david.sherwood@arm.com>
2780 * rtlanal.c (subreg_get_info): Use more local variables.
2781 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
2782 occupies at least one register. Assume that full hard registers
2783 have consistent endianness. Share previously-duplicated if block.
2784 Rework the main handling so that it operates on independently-
2785 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
2786 to check lowpart offsets, without trying to find an equivalent
2787 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
2788 as a final register-endianness correction.
2790 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
2796 * combine.c (make_compound_operation_int): Do not convert a subreg of
2797 a non-constant logical shift right to a zero_extract. Handle the case
2798 where some zero bits have been shifted into the range covered by that
2801 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
2802 Alan Hayward <alan.hayward@arm.com>
2803 David Sherwood <david.sherwood@arm.com>
2805 * rtl.h (subreg_size_offset_from_lsb): Declare.
2806 (subreg_offset_from_lsb): New function.
2807 (subreg_size_lowpart_offset): Declare.
2808 (subreg_lowpart_offset): Turn into an inline function.
2809 (subreg_size_highpart_offset): Declare.
2810 (subreg_highpart_offset): Turn into an inline function.
2811 * emit-rtl.c (subreg_size_lowpart_offset): New function.
2812 (subreg_size_highpart_offset): Likewise
2813 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2815 2016-11-23 Richard Biener <rguenther@suse.de>
2817 PR tree-optimization/78482
2818 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
2819 (remove_forwarder_block_with_phi): When merging with a loop
2820 header creates a new latch reset number of iteration information
2823 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
2825 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
2826 (*ashrsi3_extend0): ...this. Accept constant integers.
2827 (*ashrsi3_extend2): Rename to...
2828 (*ashrsi3_extend1): ...this.
2829 (*ashrsi3_extend2): New pattern.
2830 (*lshrsi3_extend1): Accept constant integers.
2831 (*lshrsi3_extend2): Fix condition on operand 2.
2833 2016-11-23 Martin Liska <mliska@suse.cz>
2835 * config/i386/i386.c: Initialize function pointer to NULL.
2837 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2839 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2840 for A == C1 ? A : C2 to below.
2841 * match.pd: Move from above to here:
2842 (cond (eq (convert1? x) c1) (convert2? x) c2)
2843 -> (cond (eq x c1) c1 c2).
2845 2016-11-23 Bin Cheng <bin.cheng@arm.com>
2847 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
2848 for A cmp C1 ? A : C2 to below, also simplify remaining code.
2849 * match.pd: Move and extend simplification from above to here:
2850 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2851 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
2852 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
2854 2016-11-23 Martin Liska <mliska@suse.cz>
2855 Martin Jambor <mjambor@suse.cz>
2857 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2859 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
2862 * opts.c (finish_options): Set -fsyntax-only if running self tests.
2864 2016-11-23 Richard Biener <rguenther@suse.de>
2867 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
2868 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2870 2016-11-23 Richard Biener <rguenther@suse.de>
2873 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
2876 2016-11-23 Richard Biener <rguenther@suse.de>
2877 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
2879 PR tree-optimization/78154
2880 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
2881 returns it's argument and the argument is nonnull.
2882 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
2883 ATT_RETNONNULL_NOTHROW_LEAF.
2884 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
2885 ATTR_RETNONNULL_NOTHROW_LEAF.
2886 (BUILT_IN_STPCPY): Likewise.
2887 (BUILT_IN_STPNCPY): Likewise.
2888 (BUILT_IN_MEMPCPY_CHK): Likewise.
2889 (BUILT_IN_STPCPY_CHK): Likewise.
2890 (BUILT_IN_STPNCPY_CHK): Likewise.
2891 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
2892 (BUILT_IN_STRNCAT): Likewise.
2893 (BUILT_IN_STRNCPY): Likewise.
2894 (BUILT_IN_MEMSET_CHK): Likewise.
2895 (BUILT_IN_STRCAT_CHK): Likewise.
2896 (BUILT_IN_STRCPY_CHK): Likewise.
2897 (BUILT_IN_STRNCAT_CHK): Likewise.
2898 (BUILT_IN_STRNCPY_CHK): Likewise.
2900 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
2902 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
2903 * fold-const.h (tree_expr_nonzero_p) : Declare.
2904 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2906 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
2908 * system.h (HAVE_DESIGNATED_INITIALIZERS,
2909 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
2910 "defined" in macros.
2911 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
2912 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
2913 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2915 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
2918 * config/avr/constraints.md (Csp): Widen range to [-11..6].
2919 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
2920 of RCALLs in prologue to 3.
2922 2016-11-22 Michael Collison <michael.collison@arm.com>
2924 * config/aarch64/aarch64-protos.h
2925 (aarch64_and_split_imm1, aarch64_and_split_imm2)
2926 (aarch64_and_bitmask_imm): New prototypes
2927 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
2928 New overloaded function to create bit mask covering the
2929 lowest to highest bits set.
2930 (aarch64_and_split_imm2): New overloaded functions to create bit
2931 mask of zeros between first and last bit set.
2932 (aarch64_and_bitmask_imm): New function to determine if a integer
2933 is a valid two instruction "and" operation.
2934 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
2935 allowing wider range of constants with "and" operations.
2936 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
2937 "and" operator from matching restricted constant range used for
2938 ior and xor operators.
2939 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
2940 for constants in "and" operantions.
2941 (UsP constraint): New DImode constraint for constants
2942 in "and" operations.
2943 * config/aarch64/iterators.md (lconst2): New mode iterator.
2944 (LOGICAL2): New code iterator.
2945 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
2947 (aarch64_logical_and_operand): New predicate allowing extended
2948 constants for "and" operations.
2950 2016-11-22 Walter Lee <walt@tilera.com>
2952 * config/tilegx/tilegx.md (trap): New pattern.
2953 * config/tilepro/tilepro.md (trap): Likewise.
2955 2016-11-22 Walter Lee <walt@tilera.com>
2957 * config/tilegx/tilegx.md (*zero_extract): Use
2958 define_insn_and_split instead of define_insn; Handle pos + size >
2960 (*sign_extract): Likewise.
2962 2016-11-22 Marek Polacek <polacek@redhat.com>
2964 PR tree-optimization/78455
2965 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2967 2016-11-22 Ian Lance Taylor <iant@golang.org>
2971 * godump.c (go_format_type): Always pass alignment as 1 when
2972 calling go_append_padding at end of struct/union.
2974 2016-11-22 Jakub Jelinek <jakub@redhat.com>
2977 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
2978 _mm512_setzero_hi): Removed.
2979 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
2980 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
2981 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
2982 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
2983 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
2984 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
2985 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
2986 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
2987 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
2988 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
2989 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
2990 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
2991 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
2992 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
2993 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
2994 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
2995 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
2996 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
2997 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
2998 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
2999 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
3000 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
3001 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
3002 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
3003 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
3004 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
3005 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
3006 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
3007 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
3008 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
3009 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
3010 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
3011 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
3012 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
3013 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
3014 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
3015 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3016 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3017 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3018 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
3019 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
3020 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
3021 _mm512_setzero_qi or _mm512_setzero_hi.
3022 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
3023 _mm512_maskz_dbsad_epu8): Formatting fixes.
3024 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
3025 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
3026 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
3027 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
3028 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
3029 _mm512_setzero_qi or _mm512_setzero_hi.
3031 2016-11-22 Nathan Sidwell <nathan@acm.org>
3033 * gcc-ar.c (main): Fix indentation.
3034 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
3035 * ggc-page.c (move_ptes_to_front): Fix formatting.
3036 * hsa-dump.c (dump_has_cfun): Fix indentation.
3037 * sel-sched-ir.h: Remove trailing blank lines.
3039 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3040 Alexander Monakov <amonakov@ispras.ru>
3042 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
3043 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
3044 (omp_clause_code_name): Add _simt_ name.
3045 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
3046 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
3047 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
3048 (scan_omp_simd): New function.
3049 (scan_omp_1_stmt): Use it in target regions if needed.
3050 (omp_max_vf): Don't max with omp_max_simt_vf.
3051 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
3052 OMP_CLAUSE__SIMT_ is present.
3053 (lower_rec_input_clauses): Compute maybe_simt from presence of
3055 (lower_lastprivate_clauses): Likewise.
3056 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
3057 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
3058 * internal-fn.def (GOMP_USE_SIMT): New internal function.
3059 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
3061 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
3063 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
3064 (expand_GOMP_SIMT_VF): New.
3065 (expand_GOMP_SIMT_LAST_LANE): New.
3066 (expand_GOMP_SIMT_ORDERED_PRED): New.
3067 (expand_GOMP_SIMT_VOTE_ANY): New.
3068 (expand_GOMP_SIMT_XCHG_BFLY): New.
3069 (expand_GOMP_SIMT_XCHG_IDX): New.
3070 * internal-fn.def (GOMP_SIMT_LANE): New.
3071 (GOMP_SIMT_VF): New.
3072 (GOMP_SIMT_LAST_LANE): New.
3073 (GOMP_SIMT_ORDERED_PRED): New.
3074 (GOMP_SIMT_VOTE_ANY): New.
3075 (GOMP_SIMT_XCHG_BFLY): New.
3076 (GOMP_SIMT_XCHG_IDX): New.
3077 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
3078 (create_omp_child_function): ...here. Set "omp target entrypoint"
3079 or "omp declare target" attribute based on is_gimple_omp_offloaded.
3080 (omp_max_simt_vf): New. Use it...
3081 (omp_max_vf): ...here.
3082 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
3083 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
3084 (lower_omp_ordered): Likewise, for "ordered" lowering.
3085 (expand_omp_simd): Add SIMT transforms.
3086 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
3087 (execute_omp_device_lower): New.
3088 (pass_data_omp_device_lower): New.
3089 (pass_omp_device_lower): New pass.
3090 (make_pass_omp_device_lower): New.
3091 * passes.def (pass_omp_device_lower): Position new pass.
3092 * tree-pass.h (PROP_gimple_lomp_dev): Define.
3093 (make_pass_omp_device_lower): Declare.
3095 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3098 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
3099 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
3101 (_mm_maskz_load_epi64): Likewise.
3102 (_mm_setzero_hi): Removed.
3103 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
3105 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
3106 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
3107 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
3108 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
3109 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
3110 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
3111 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
3112 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
3113 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3114 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
3115 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
3117 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
3118 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
3119 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
3120 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
3121 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
3122 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
3123 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
3124 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
3125 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
3126 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
3127 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
3128 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3129 instead of _mm_setzero_hi.
3130 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
3131 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
3132 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
3133 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
3134 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
3135 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
3136 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
3137 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
3138 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
3139 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
3140 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
3141 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
3142 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
3143 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
3144 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
3145 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
3146 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
3147 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
3148 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
3149 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
3150 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
3151 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
3152 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
3153 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
3154 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
3155 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
3157 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
3158 instead of _mm_setzero_hi.
3159 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
3160 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
3161 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
3162 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3163 _mm_setzero_si128 instead of _mm_setzero_di.
3164 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
3165 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
3166 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
3167 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
3168 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
3169 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
3170 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
3171 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
3172 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
3173 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
3174 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
3175 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
3176 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
3177 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
3178 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
3179 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
3180 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
3181 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
3182 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
3183 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
3184 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
3185 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
3186 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
3187 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
3188 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
3189 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
3190 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
3191 _mm512_maskz_insertf32x8): Formatting fixes.
3192 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
3193 _mm_setzero_si128 instead of _mm_setzero_di.
3194 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
3195 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
3196 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
3197 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
3198 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
3199 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
3200 _mm_setzero_si128 instead of _mm_setzero_di.
3201 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
3203 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
3204 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
3205 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
3206 _mm_setzero_si128 instead of _mm_setzero_hi.
3207 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
3208 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
3209 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
3210 instead of _mm_setzero_di.
3211 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
3212 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
3214 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
3215 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
3217 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
3219 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
3220 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
3221 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
3223 2016-11-22 Carl Love <cel@us.ibm.com>
3225 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
3226 equal and vector compare not equal. The vector compares take two
3227 arguments of type vector bool char, vector bool short, vector bool int,
3228 vector bool long long with the same return type.
3229 * doc/extend.texi: Update built-in documentation file for the new
3232 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
3234 * Makefile.in ($(lang_checks_parallelized)): Fix detection
3237 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3239 * config.gcc: Allow new rmprofile value for configure option
3240 --with-multilib-list.
3241 * config/arm/t-rmprofile: New file.
3242 * doc/install.texi (--with-multilib-list): Document new rmprofile value
3245 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3248 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
3249 register operand in alternatives 4,5,6.
3251 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
3254 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
3255 in save register mask if it is needed.
3257 2016-11-22 Jakub Jelinek <jakub@redhat.com>
3259 PR tree-optimization/78436
3260 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
3261 (shift_bytes_in_array, shift_bytes_in_array_right,
3262 merged_store_group::apply_stores): Formatting fixes.
3263 (clear_bit_region): Likewise. Use memset.
3264 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
3265 instead of EXPR and inerted instead of inserted. Use memset instead
3266 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
3270 * expmed.c (expand_divmod): Use wide_int for computation of
3271 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
3272 Use size <= HOST_BITS_PER_WIDE_INT instead of
3273 HOST_BITS_PER_WIDE_INT >= size.
3275 PR tree-optimization/78445
3276 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
3277 any_complicated_phi, version loop even if flag_tree_loop_if_convert
3278 is 1. Formatting fix.
3280 2016-11-22 Martin Liska <mliska@suse.cz>
3283 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
3284 (sem_function::get_hash): Use the new field.
3285 (sem_function::parse): Remove an argument from ctor.
3286 (sem_variable::parse): Likewise.
3287 (sem_variable::get_hash): Use the new field.
3288 (sem_item_optimizer::read_section): Use new ctor and set hash.
3289 * ipa-icf.h: _hash is removed from sem_item::sem_item,
3290 sem_variable::sem_variable, sem_function::sem_function.
3292 2016-11-21 Jeff Law <law@redhat.com>
3295 * config/cris/cris.md: Don't call copy_to_mode_reg unless
3296 can_create_pseudo_p is true.
3298 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3301 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
3302 *rotldi3_insert_7): New define_insns.
3304 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3306 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
3307 so that DImode can be allocated to FP/vector registers in more
3308 cases, and we can avoid direct move operations. If the register
3309 needs reloading, prefer GPRs over FP/vector registers. In the
3310 case of FPR vs. Altivec registers, prefer FPR registers unless we
3311 have the ISA 3.0 reg+offset scalar instructions.
3312 (movdi_internal64): Likewise.
3314 2016-11-21 Jakub Jelinek <jakub@redhat.com>
3317 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
3318 for tmp simd array if DECL_NAME (parm) is NULL.
3320 2016-11-20 Jeff Law <law@redhat.com>
3323 * config/m68k/predicates.md (swap_peephole_relational_operator): New
3325 * config/m68k/m68k.md (relational tests against 65535/65536): New
3328 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3330 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
3332 2016-11-21 Martin Sebor <msebor@redhat.com>
3334 * doc/invoke.texi (-fprintf-return-value): Document that option
3335 is enabled by default.
3337 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3339 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
3340 for-loop declaration of loop variable.
3341 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
3342 * config/avr/avr.c (avr_popcount_each_byte)
3343 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
3344 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
3345 (avr_expand_epilogue, avr_function_arg_advance)
3346 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
3347 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
3348 (avr_adjust_reg_alloc_order, output_reload_in_const)
3349 (avr_conditional_register_usage, avr_find_unused_d_reg)
3350 (avr_map_decompose, avr_fold_builtin): Same.
3352 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3354 * config/avr/avr.c (avr_popcount): Remove static function.
3355 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
3357 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
3359 * arm.opt (mapcs-float): Delete option.
3360 * arm.c (arm_option_override): Remove hunk relating to
3362 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
3364 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
3366 * tree-tailcall.c (process_assignment): Simplify the check for
3367 a valid copy, allowing the source to be a local variable as
3368 well as an SSA name.
3369 (find_tail_calls): Allow copies between local variables to follow
3370 the call. Allow the result to be stored in any local variable,
3371 even if it's an aggregate.
3372 (eliminate_tail_call): Check whether the result is an SSA name
3373 before updating its SSA_NAME_DEF_STMT.
3375 2016-11-21 David Malcolm <dmalcolm@redhat.com>
3377 PR preprocessor/78324
3378 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3379 -ftrack-macro-expansion has a value other than 2.
3381 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
3383 PR rtl-optimization/78400
3384 * shrink-wrap.c (try_shrink_wrapping_separate): Call
3385 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
3386 and df_update_exit_block_uses.
3388 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3391 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
3392 new default-enabled warning..
3393 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
3394 (BT_PTR_CONST_STRING): Updated.
3395 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
3396 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
3397 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
3398 (strftime): Update builtin function.
3399 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
3400 * tree.h (const_tm_ptr_type_node): New type node.
3401 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
3402 const_tm_ptr_type_node.
3404 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3406 PR tree-optimization/78413
3407 * tree-if-conv.c (versionable_outer_loop_p): Require that both
3408 inner and outer loop latches have single predecessors.
3410 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
3413 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
3414 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
3416 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3418 * rtl.h: Adjust prototype.
3419 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
3420 (dead_or_set_regno_p): Likewise.
3422 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3424 * rtl.h: Adjust prototype.
3425 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
3427 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3429 * function.c (contains): Change argument type to rtx_insn *.
3430 (prologue_contains): Likewise.
3431 (epilogue_contains): Likewise.
3432 (prologue_epilogue_contains): Likewise.
3433 * function.h: Adjust prototype.
3435 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3437 * optabs.c (emit_libcall_block): Change argument type to
3439 * optabs.h: Adjust prototype.
3441 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3443 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
3444 (fixup_reorder_chain): Adjust.
3445 * cfgrtl.h: Adjust prototype.
3447 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3449 * rtl.h: Adjust prototype.
3450 * rtlanal.c (replace_label_in_insn): Change argument type to
3453 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3455 * config/v850/v850.c (expand_prologue): Adjust.
3456 (expand_epilogue): Likewise.
3457 * expr.c (init_expr_target): Likewise.
3458 * genrecog.c (print_subroutine): Always make the argument type
3460 * recog.h: Adjust prototype.
3462 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3464 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
3465 up variables to make some rtx_insn *.
3466 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
3467 * config/arc/arc.c: Likewise.
3468 * config/arm/arm.c: Likewise.
3469 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
3470 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
3472 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
3474 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3476 * config/arm/arm.c (legitimize_pic_address): Change to use
3477 rtx_insn * as the type of variables.
3478 (arm_pic_static_addr): Likewise.
3479 (arm_emit_movpair): Likewise.
3480 * config/c6x/c6x.c (reorg_split_calls): Likewise.
3481 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
3482 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
3483 * config/frv/frv.md: Likewise.
3484 * config/i386/i386-protos.h: Likewise.
3485 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
3486 (ix86_split_fp_branch): Likewise.
3487 (predict_jump): Likewise.
3488 * config/ia64/ia64.c: Likewise.
3489 * config/mcore/mcore.c: Likewise.
3490 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3491 * config/s390/s390.c: Likewise.
3492 * config/s390/s390.md: Likewise.
3493 * config/spu/spu.md: Likewise.
3494 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
3495 * lower-subreg.c (resolve_simple_move): Likewise.
3497 2016-11-20 Jeff Law <law@redhat.com>
3500 * reload.h (struct target_reload): Make x_double_reg_address_ok
3502 * reload.c (find_reloads_address): Check if double_reg_address_ok
3503 is true for the mode of the memory reference.
3504 * reload1.c (init_reload): Initialize double_reg_address_ok for
3507 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
3510 * tree-ssa-uninit.c: Define new global max_phi_args.
3511 (compute_uninit_opnds_pos): Use max_phi_args.
3512 (prune_uninit_phi_opnds): Same.
3513 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
3514 missing NUM_PREDS in function comment.
3515 (can_one_predicate_be_invalidated_p): New.
3516 (can_chain_union_be_invalidated_p): New.
3517 (flatten_out_predicate_chains): New.
3518 (uninit_ops_invalidate_phi_use): New.
3519 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
3521 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3523 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
3524 * match.pd (A /[ex] B CMP C): New simplifications.
3526 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
3528 * match.pd (0 / X, X / X, X % X): New simplifications.
3530 2016-11-19 Jakub Jelinek <jakub@redhat.com>
3532 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
3533 when checking if callee's isa flags are subset of caller's isa flags.
3534 Fix comment wording.
3536 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
3537 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
3538 instead and using = 0 instead of &= 0.
3540 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
3541 ix86_add_new_builtins): Formatting fixes.
3542 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
3543 (ix86_get_builtin): Likewise.
3545 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
3546 don't initialize it, don't use it for the case where it isn't
3547 provable %{z} nor using the same argument, instead move merge
3548 argument into a new pseudo and use that as target. Formatting fixes.
3550 2016-11-19 Jeff Law <law@redhat.com>
3553 * config/m68k/m68k.md (bsetdreg): New pattern.
3554 (bchgdreg, bclrdreg): Likewise.
3556 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
3560 instead of force_reg.
3561 (sh_expand_setmem): Likewise.
3563 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
3565 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
3567 2016-11-18 Walter Lee <walt@tilera.com>
3569 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
3570 end-of-bundle marker for consecutive barriers.
3572 2016-11-18 Walter Lee <walt@tilera.com>
3574 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
3576 2016-11-18 Jakub Jelinek <jakub@redhat.com>
3579 * multiple_target.c (get_attr_len): Start with argnum and increment
3580 argnum on every arg. Use strchr in a loop instead of counting commas
3582 (get_attr_str): Increment argnum for every comma in the string.
3583 (separate_attrs): Use for instead of while loop, simplify.
3584 (expand_target_clones): Rename defenition argument to definition.
3585 Free attrs and attr_str even when diagnosing errors. Temporarily
3586 change input_location around targetm.target_option.valid_attribute_p
3587 calls. Don't emit warning or errors if that function fails.
3589 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
3592 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
3593 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
3594 abbrev_opt_base_type_end only by increasing die_abbrev, before
3596 (optimize_abbrev_table): Don't change abbrev numbers of
3597 base types and CU or optimize implicit consts in them if
3598 calc_base_type_die_sizes has been called during build_abbrev_table.
3599 (calc_base_type_die_sizes): If abbrev_opt_start, set
3600 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
3602 2016-11-18 Jeff Law <law@redhat.com>
3605 * config/m68k/m68k.c (moveq feeding equality comparison): New
3607 * config/m68k/predicates.md (addq_subq_operand): New predicate.
3608 (equality_comparison_operator): Likewise.
3610 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3612 * rtlanal.c (load_extend_op): Move to...
3613 * rtl.h: ...here and make inline.
3615 2016-11-18 Terry Guo <terry.guo@arm.com>
3616 Thomas Preud'homme <thomas.preudhomme@arm.com>
3618 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
3619 * config/arm/arm-opts.h: Include arm-flags.h.
3620 (struct arm_arch_core_flag): Define.
3621 (arm_arch_core_flags): Define.
3622 * config/arm/arm-protos.h: Include arm-flags.h
3623 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
3624 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
3625 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
3626 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
3627 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
3628 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
3629 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
3630 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
3631 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
3632 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
3633 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
3634 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
3635 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
3636 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
3637 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
3638 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
3639 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
3640 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
3641 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
3642 ARM_FSET_CPU_SUBSET): Move to ...
3643 * config/arm/arm-flags.h: This new file.
3644 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
3645 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
3646 (TARGET_MODE_SPECS): Define.
3647 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
3649 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
3651 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
3652 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
3653 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
3654 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
3655 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
3656 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
3657 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
3658 missing and make value unsigned.
3659 (arm_feature_set): Use unsigned entries instead of unsigned long.
3661 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3663 Re-apply after PR bootstrap/77359 is fixed:
3664 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3666 * explow.c (get_dynamic_stack_size): Take known alignment of stack
3667 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
3670 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
3673 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
3674 variables in functions calling alloca. Also update the ASCII
3676 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
3677 (STACK_DYNAMIC_OFFSET): Likewise.
3678 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
3679 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
3682 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3683 Alan Hayward <alan.hayward@arm.com>
3684 David Sherwood <david.sherwood@arm.com>
3686 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
3687 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
3688 (add_const_value_attribute): Likewise.
3689 * explow.c (plus_constant): Likewise.
3690 * expmed.c (expand_mult, make_tree): Likewise.
3691 * expr.c (convert_modes): Likewise.
3692 * loop-doloop.c (doloop_optimize): Likewise.
3693 * postreload.c (reload_cse_simplify_set): Likewise.
3694 * simplify-rtx.c (simplify_const_unary_operation): Likewise
3695 (simplify_binary_operation_1, simplify_const_binary_operation):
3697 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
3698 * wide-int.h: Update documentation to recommend rtx_mode_t
3699 instead of std::make_pair.
3701 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
3702 Alan Hayward <alan.hayward@arm.com>
3703 David Sherwood <david.sherwood@arm.com>
3705 * tree.h (SET_DECL_MODE): New macro.
3706 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
3707 (expand_gimple_basic_block): Likewise.
3708 * function.c (split_complex_args): Likeise.
3709 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
3710 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
3711 * stor-layout.c (layout_decl, relayout_decl): Likewise.
3712 (finish_bitfield_representative): Likewise.
3713 * tree.c (make_node_stat): Likewise.
3714 * tree-inline.c (remap_ssa_name): Likewise.
3715 (tree_function_versioning): Likewise.
3716 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
3717 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
3718 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
3719 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
3720 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
3721 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
3722 * varasm.c (make_debug_expr_from_rtl): Likewise.
3724 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
3726 PR rtl-optimization/71785
3727 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
3728 (duplicate_computed_gotos): New function.
3729 (pass_duplicate_computed_gotos::execute): Rewrite.
3731 2016-11-17 Jeff Law <law@redhat.com>
3734 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
3735 barrier prior to deallocating the stack.
3737 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
3739 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
3740 to make better use of cmem loads in the case where a single bit is
3742 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
3744 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
3746 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
3748 (isa_names_table): Handle new features.
3750 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
3751 Andrew Senkevich <andrew.senkevich@intel.com>
3753 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
3754 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
3755 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
3756 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
3757 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
3758 * config/i386/avx5124fmapsintrin.h: New file.
3759 * config/i386/avx5124vnniwintrin.h: Ditto.
3760 * config/i386/constraints.md (h): New constraint.
3761 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
3762 * config/i386/driver-i386.c (host_detect_local_cpu):
3763 Detect avx5124fmaps, avx5124vnniw.
3764 * config/i386/i386-builtin-types.def: Add types
3765 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
3766 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
3767 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
3768 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
3769 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
3770 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
3771 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
3772 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
3773 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
3774 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
3775 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
3776 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
3777 __builtin_ia32_vp4dpwssds_mask): New.
3778 * config/i386/i386-c.c (ix86_target_macros_internal):
3779 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
3780 * config/i386/i386-modes.def: Fixed comment typos, added new
3781 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
3782 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
3784 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
3785 (ix86_option_override_internal): Handle new options.
3786 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
3788 (ix86_expand_builtin): Handle new builtins.
3789 (ix86_additional_allocno_class_p): New.
3790 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
3791 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
3792 (reg_class): Add MOD4_SSE_REGS.
3793 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
3794 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
3795 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
3796 avx5124vnniwintrin.h.
3797 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
3798 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
3799 (define_mode_iterator IMOD4): New.
3800 (define_mode_attr imod4_narrow): Ditto.
3801 (define_insn "mov<mode>"): Ditto.
3802 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
3803 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
3804 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
3805 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
3806 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
3807 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
3808 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
3809 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
3810 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
3811 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
3812 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
3813 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
3814 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
3815 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
3816 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
3817 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
3818 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
3819 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
3820 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
3821 * genmodes.c (mode_size_inline): Extend return type.
3822 * machmode.h (mode_size, mode_base_align): Extend type.
3824 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
3827 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
3828 the appropriate checks for SFmode/DFmode load/stores in GPR
3830 (fusion_addis_mem_combo_store): Likewise.
3831 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
3832 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
3833 d-form instructions for traditional Altivec registers.
3834 (emit_fusion_p9_load): Likewise.
3835 (emit_fusion_p9_store): Likewise.
3836 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
3837 early clobber from scratch register. Do not match if the register
3838 being stored is the scratch register.
3839 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
3840 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
3841 instructions for traditional Altivec registers.
3842 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
3843 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3844 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
3846 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
3849 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
3850 being live in the function and lr needing to be saved. Distinguish
3851 between already saved pushable registers and registers to push.
3852 Check for LR being an available pushable register.
3854 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3856 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
3857 string input is a string constant.
3858 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
3859 via cmpstrnsi even if neither string is constant.
3861 2016-11-17 Jakub Jelinek <jakub@redhat.com>
3864 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
3865 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
3866 instead, return false if it is NULL, or doesn't fit into uhwi, or
3867 is larger or equal to targetm.max_anchor_offset.
3869 2016-11-17 Pip Cet <pipcet@gmail.com>
3870 Eric Botcazou <ebotcazou@adacore.com>
3872 PR rtl-optimization/78355
3873 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
3874 needs to deal with unaligned accesses.
3875 * doc/tm.texi: Regenerate.
3876 * lra-constraints.c (simplify_operand_subreg): Only invoke
3877 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
3879 2016-11-17 David Malcolm <dmalcolm@redhat.com>
3881 * input.c (selftest::test_lexer_string_locations_long_line): New
3883 (selftest::test_lexer_string_locations_raw_string_multiline): New
3885 (selftest::input_c_tests): Call the new functions, via
3886 for_each_line_table_case.
3888 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3890 * config/aarch64/aarch64.md (mov<mode>): Call
3891 aarch64_split_dimode_const_store on DImode constant stores.
3892 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
3894 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
3897 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3898 Richard Biener <rguenther@suse.de>
3900 PR tree-optimization/77848
3901 * tree-if-conv.c (tree_if_conversion): Always version loops unless
3902 the user specified -ftree-loop-if-convert.
3904 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3907 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
3908 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
3909 *thumb2_strd_base_neg): Recognize insn regardless of
3910 current_tune->prefer_ldrd_strd.
3911 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
3914 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3916 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
3919 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
3921 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
3923 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
3924 * config/arc/arc-cpus.def (quarkse_em): Add.
3925 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
3926 * config/arc/arc-opts.h (FPX_QK): Define.
3927 * config/arc/arc-tables.opt: Regenerate.
3928 * config/arc/arc.c (gen_compare_reg): Change.
3929 (arc_register_move_cost): Avoid Dy,Dx moves.
3930 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
3931 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
3932 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
3934 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
3935 (fix_truncsfsi2_fpu): Rename.
3936 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
3937 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
3938 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
3939 * config/arc/t-multilib: Regenerate.
3941 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
3943 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
3945 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
3946 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
3947 (avr_rtx_costs_1, extra_constraint_Q): Same.
3948 (avr_address_cost): Use SUBREG_P if possible.
3950 2016-11-17 Richard Biener <rguenther@suse.de>
3953 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
3954 non-local goto into CFG.
3956 2016-11-17 Richard Biener <rguenther@suse.de>
3958 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
3959 backward compatibility.
3960 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
3961 * tree-if-conv.c (pass_if_conversion::gate): Do not test
3962 flag_tree_loop_if_convert_stores.
3963 (pass_if_conversion::execute): Likewise.
3965 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3967 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
3968 const_double code before calling aarch64_float_const_zero_rtx_p.
3970 2016-11-17 Richard Biener <rguenther@suse.de>
3972 PR tree-optimization/78306
3973 * ipa-inline-analysis.c (initialize_inline_failed): Do not
3974 inhibit inlining if function calls cilk_spawn.
3975 (can_inline_edge_p): Likewise.
3977 2016-11-17 Richard Biener <rguenther@suse.de>
3980 * fold-const.c (negate_expr_p): Fix multiplication case.
3982 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
3985 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
3987 (TARGET_INIT_LIBFUNCS): Delete definition and...
3988 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
3991 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
3993 * config/netbsd-stdint.h: New.
3994 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
3995 (x86_64-*-netbsd*): Likewise.
3997 2016-11-16 Andrew PInski <apinski@cavium.com>
3999 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
4000 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
4001 flag_aarch64_verbose_cost instead of checking for details dump.
4002 (aarch64_rtx_costs_wrapper): Likewise.
4004 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4006 PR rtl-optimization/78378
4007 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
4008 inner only if pos is 0. Fix up formatting.
4010 2016-11-17 Alan Modra <amodra@gmail.com>
4012 PR rtl-optimization/78325
4013 PR rtl-optimization/70890
4014 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
4017 2016-11-16 Jason Merrill <jason@redhat.com>
4019 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
4021 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4022 Richard Biener <rguenther@suse.de>
4024 PR tree-optimization/77848
4025 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
4026 an outer loop, only save basic block aux information for the inner
4028 (versionable_outer_loop_p): New function.
4029 (tree_if_conversion): Version the outer loop instead of the inner
4030 one if the pattern will be recognized for outer-loop
4033 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4035 * gcc/bb-reorder.c: Remove 'toplev.h' include.
4036 (pass_partition_blocks::gate): No longer check
4037 user_defined_section_attribute, instead check the function decl
4038 for a section attribute.
4039 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
4040 set user_defined_section_attribute.
4041 * gcc/final.c (rest_of_handle_final): Likewise.
4042 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
4043 * gcc/toplev.h: Remove declaration of
4044 user_defined_section_attribute.
4046 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4048 * config/mips/mips.md (casesi_internal_mips16_<mode>):
4049 Explicitly switch between JR and JRC for the table jump. Adjust
4052 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4054 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
4055 `insn_count' to 11 rather than 16.
4057 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4059 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
4060 `ltu' rather than `leu' operation in the RTL pattern
4062 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4064 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
4065 missing <d> instruction prefixes throughout. Correct
4068 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4070 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
4071 rather than R_MIPS_JALR relocation in microMIPS code. Do not
4072 cancel short delay slots in PIC call relaxation.
4074 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
4076 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
4077 general register with general register or ARM constant into SP
4080 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4083 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
4084 that loop->header == body_bb if broken_loop.
4086 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
4088 * tree-ssa-math-opts.c (bswap_replace): Remove test
4089 of SLOW_UNALIGNED_ACCESS.
4091 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
4093 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
4094 is selected. Pass -mgomp to offload compiler in OpenMP case.
4095 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
4096 declaration from nvptx.c.
4097 (nvptx_gen_shuffle): Declare.
4098 (nvptx_output_set_softstack): Declare.
4099 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
4100 (need_softstack_decl): New variable.
4101 (need_unisimt_decl): New variable.
4102 (diagnose_openacc_conflict): New. Use it...
4103 (nvptx_option_override): ...here. Handle TARGET_GOMP.
4104 (nvptx_encode_section_info): Handle "shared" attribute.
4105 (write_as_kernel): Restrict to OpenACC target regions.
4106 (init_softstack_frame): New.
4107 (nvptx_init_unisimt_predicate): New.
4108 (write_omp_entry): New. Use it...
4109 (nvptx_declare_function_name): ...here to emit OpenMP target region
4110 entrypoints. Handle TARGET_SOFT_STACK. Call
4111 nvptx_init_unisimt_predicate.
4112 (nvptx_output_set_softstack): New.
4113 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
4114 (nvptx_gen_shuffle): Export.
4115 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
4117 (nvptx_print_operand): Fix handling of instruction predicates.
4118 (nvptx_get_unisimt_master): New helper function.
4119 (nvptx_get_unisimt_predicate): Ditto.
4120 (nvptx_call_insn_is_syscall_p): Ditto.
4121 (nvptx_unisimt_handle_set): Ditto.
4122 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
4123 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
4124 (nvptx_handle_shared_attribute): New. Use it...
4125 (nvptx_attribute_table): ... here (new entry).
4126 (nvptx_record_offload_symbol): Handle NULL attributes.
4127 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
4128 (nvptx_simt_vf): New.
4129 (TARGET_SIMT_VF): Define.
4130 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
4131 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
4132 -muniform-simt option is active.
4133 (STACK_SIZE_MODE): Define.
4134 (FIXED_REGISTERS): Adjust.
4135 (SOFTSTACK_SLOT_REGNUM): New.
4136 (SOFTSTACK_PREV_REGNUM): New.
4137 (REGISTER_NAMES): Adjust.
4138 (struct machine_function): New fields.
4139 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
4140 (UNSPEC_VOTE_BALLOT): Ditto.
4141 (UNSPEC_LANEID): Ditto.
4142 (UNSPECV_NOUNROLL): Ditto.
4143 (atomic): New attribute.
4144 (predicable): New attribute. Generate predicated forms via
4146 (br_true): Mark as not predicable.
4148 (br_true_uni): Ditto.
4149 (br_false_uni): Ditto.
4151 (trap_if_true): Ditto.
4152 (trap_if_false): Ditto.
4153 (nvptx_fork): Ditto.
4154 (nvptx_forked): Ditto.
4155 (nvptx_joining): Ditto.
4156 (nvptx_join): Ditto.
4157 (nvptx_barsync): Ditto.
4158 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
4159 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
4160 (allocate_stack_<mode>): Remove unused pattern.
4161 (set_softstack_insn): New pattern.
4162 (restore_stack_block): Handle for TARGET_SOFT_STACK.
4163 (nvptx_vote_ballot): New pattern.
4164 (omp_simt_lane): Ditto.
4165 (omp_simt_last_lane): Ditto.
4166 (omp_simt_ordered): Ditto.
4167 (omp_simt_vote_any): Ditto.
4168 (omp_simt_xchg_bfly): Ditto.
4169 (omp_simt_xchg_idx): Ditto.
4170 (nvptx_nounroll): Ditto.
4171 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
4172 (atomic_exchange<mode>): Ditto.
4173 (atomic_fetch_add<mode>): Ditto.
4174 (atomic_fetch_addsf): Ditto.
4175 (atomic_fetch_<logic><mode>): Ditto.
4176 * config/nvptx/nvptx.opt (msoft-stack): New option.
4177 (muniform-simt): Ditto.
4179 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
4180 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
4181 * doc/invoke.texi (msoft-stack): Document.
4182 (muniform-simt): Document
4184 * doc/tm.texi: Regenerate.
4185 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
4186 * target.def: Define it.
4187 * target-insns.def (omp_simt_lane): New.
4188 (omp_simt_last_lane): New.
4189 (omp_simt_ordered): New.
4190 (omp_simt_vote_any): New.
4191 (omp_simt_xchg_bfly): New.
4192 (omp_simt_xchg_idx): New.
4194 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
4196 * config/mips/mips-protos.h (mips_set_text_contents_type): New
4198 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
4199 (ASM_OUTPUT_CASE_END): Likewise.
4200 * config/mips/mips.c (mips_set_text_contents_type): New function.
4201 (mips16_emit_constants): Record the pool's initial label number
4202 with the `consttable' insn. Emit a `consttable_end' insn at the end.
4203 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
4204 for `consttable' insns.
4205 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
4206 for `consttable_end' insns.
4207 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
4208 (consttable): Add operand.
4209 (consttable_end): New insn.
4211 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
4213 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
4214 * tree-if-conv.c (tree_if_conversion): Make public.
4215 * * tree-if-conv.h: New file.
4216 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
4217 dynamic alias checks for epilogues.
4218 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
4219 * tree-vect-loop.c: include tree-if-conv.h.
4220 (new_loop_vec_info): Add zeroing orig_loop_info field.
4221 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
4222 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
4223 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
4224 using passed argument.
4225 (vect_transform_loop): Check if created epilogue should be returned
4226 for further vectorization with less vf. If-convert epilogue if
4227 required. Print vectorization success for epilogue.
4228 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
4229 if it is required, pass loop_vinfo produced during vectorization of
4230 loop body to vect_analyze_loop.
4231 * tree-vectorizer.h (struct _loop_vec_info): Add new field
4233 (LOOP_VINFO_ORIG_LOOP_INFO): New.
4234 (LOOP_VINFO_EPILOGUE_P): New.
4235 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
4236 (vect_do_peeling): Change prototype to return epilogue.
4237 (vect_analyze_loop): Add argument of loop_vec_info type.
4238 (vect_transform_loop): Return created loop.
4240 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
4242 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
4243 component as used also if LR_REGNO is a live input to the bb.
4244 * df-scan.c (df_get_entry_block_def_set): Return immediately after
4245 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
4246 (df_get_exit_block_use_set): Ditto.
4247 * df.h (df_scan_flags): New enum.
4248 * shrink-wrap.c (try_shrink_wrapping_separate): Set
4249 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
4250 df_update_entry_block_defs and df_update_exit_block_uses
4251 at the start; clear the flag and call those functions at the end.
4253 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4254 Alan Hayward <alan.hayward@arm.com>
4255 David Sherwood <david.sherwood@arm.com>
4257 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
4258 nb_iterations to the number of latch iterations rather than the
4259 number of loop iterations.
4261 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4262 Alan Hayward <alan.hayward@arm.com>
4263 David Sherwood <david.sherwood@arm.com>
4265 * combine.c (maybe_swap_commutative_operands): New function.
4266 (combine_simplify_rtx): Use it.
4267 (change_zero_ext): Likewise.
4268 (make_compound_operation_int): New function, split out of...
4269 (make_compound_operation): ...here. Use
4270 maybe_swap_commutative_operands for both.
4272 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
4274 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
4275 (neon-vfpv3): New FPU, currently an alias for 'neon'.
4276 * arm/arm-tables.opt: Regenerated.
4277 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
4279 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
4280 and 'neon' are aliases for specific implementations.
4282 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4283 Alan Hayward <alan.hayward@arm.com>
4284 David Sherwood <david.sherwood@arm.com>
4286 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
4287 and use it in the final call to gen_rtx_fmt_ee.
4288 (expand_vec_cond_expr): Update accordingly.
4289 (expand_vec_cmp_expr): Likewise.
4291 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4292 Alan Hayward <alan.hayward@arm.com>
4293 David Sherwood <david.sherwood@arm.com>
4295 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
4297 2016-11-16 Richard Biener <rguenther@suse.de>
4300 * gimplify.c (gimplify_function_tree): Do not instrument
4301 GNU extern inline functions.
4303 2016-11-16 Martin Liska <mliska@suse.cz>
4306 * gimplify.c (gimplify_switch_expr): Always save previous
4307 gimplify_ctxp->live_switch_vars.
4309 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
4311 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
4312 zero_extract operations to allow a movb to occur.
4313 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
4314 * testsuite/gcc.target/arc/movb-2.c: Likewise.
4315 * testsuite/gcc.target/arc/movb-5.c: Likewise.
4316 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
4319 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4320 Alan Hayward <alan.hayward@arm.com>
4321 David Sherwood <david.sherwood@arm.com>
4323 * expr.c (emit_group_load_1): Tighten check for whether an
4324 access involves only one operand of a CONCAT. Use extract_bit_field
4325 for constants if the bit range does span the whole operand.
4327 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4328 Alan Hayward <alan.hayward@arm.com>
4329 David Sherwood <david.sherwood@arm.com>
4331 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
4333 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4334 Alan Hayward <alan.hayward@arm.com>
4335 David Sherwood <david.sherwood@arm.com>
4337 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
4338 all three iteration counts with an any_* test. Use a single update
4339 for each count. Fix the calculation of nb_iterations_estimate.
4341 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4343 * config/pdp11/pdp11.c: Include dbxout.h.
4345 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
4347 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
4349 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4352 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
4353 proper ranges for an SBFX instruction.
4354 (extzv_t2): Likewise for UBFX.
4356 2016-11-16 Richard Biener <rguenther@suse.de>
4358 PR tree-optimization/78348
4359 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
4360 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
4361 (classify_partition): Set PKIND_MEMCPY if dependence analysis
4362 revealed no dependency, PKIND_MEMMOVE otherwise.
4364 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4367 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
4368 it points to non-NULL tree, use it instead of ubsan_create_data.
4369 (instrument_si_overflow): Handle vector signed integer overflow
4371 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
4372 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
4373 vector IFN_UBSAN_CHECK_*.
4374 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
4375 pass it through to ubsan_build_overflow_builtin.
4376 (expand_neg_overflow, expand_mul_overflow): Likewise.
4377 (expand_vector_ubsan_overflow): New function.
4378 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
4379 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
4380 (expand_arith_overflow): Adjust expand_*_overflow callers.
4382 2016-11-16 Matthias Klose <doko@ubuntu.com>
4384 * doc/install.texi: Remove references to java/libjava.
4386 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
4388 * tree-ssa-coalesce.c (register_default_def): Remove
4389 register_ssa_partition.
4390 (create_outofssa_var_map): Likewise.
4391 * tree-ssa-live.c (register_ssa_partition_check): Remove.
4392 * tree-ssa-live.h (register_ssa_partition): Likewise.
4394 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
4396 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
4397 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
4398 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
4399 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
4400 rtx when all sub-rtx are also permanent.
4401 (attr_eq): Simplify.
4402 (attr_copy_rtx): Remove.
4403 (make_canonical, get_attr_value): Use attr_equal_p.
4404 (copy_boolean): Rehash NOT.
4405 (simplify_test_exp_in_temp,
4406 optimize_attrs): Remove call to attr_copy_rtx.
4407 (attr_alt_intersection, attr_alt_union,
4408 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
4409 (make_automaton_attrs): Use attr_eq.
4411 2016-11-15 Matthias Klose <doko@ubuntu.com>
4413 * doc/install.texi: Remove references to java/libjava.
4414 * doc/sourcebuild.texi: Likewise.
4415 * doc/invoke.texi: Likewise.
4416 * doc/standards.texi: Likewise.
4418 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4419 Alan Hayward <alan.hayward@arm.com>
4420 David Sherwood <david.sherwood@arm.com>
4422 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
4424 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4425 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4426 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4427 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4428 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4429 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4430 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
4432 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4433 Alan Hayward <alan.hayward@arm.com>
4434 David Sherwood <david.sherwood@arm.com>
4436 * dce.c (check_argument_store): Pass the size instead of
4437 the memory reference.
4438 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
4440 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4441 Alan Hayward <alan.hayward@arm.com>
4442 David Sherwood <david.sherwood@arm.com>
4444 * alias.c (canon_rtx): Use simplify_gen_binary.
4446 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4447 Alan Hayward <alan.hayward@arm.com>
4448 David Sherwood <david.sherwood@arm.com>
4450 * rtl.h (load_extend_op): Declare.
4451 * rtlanal.c (load_extend_op): New function.
4452 (nonzero_bits1): Use it.
4453 (num_sign_bit_copies1): Likewise.
4454 * cse.c (cse_insn): Likewise.
4455 * fold-const.c (fold_single_bit_test): Likewise.
4456 (fold_unary_loc): Likewise.
4457 * fwprop.c (free_load_extend): Likewise.
4458 * postreload.c (reload_cse_simplify_set): Likewise.
4459 (reload_cse_simplify_operands): Likewise.
4460 * combine.c (try_combine): Likewise.
4461 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
4462 subreg_lowpart_p checks.
4464 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4465 Alan Hayward <alan.hayward@arm.com>
4466 David Sherwood <david.sherwood@arm.com>
4468 * combine.c (simplify_shift_const_1): Use the number of bits
4469 in the inner mode to determine the range of the shift.
4470 When handling shifts of vectors, skip any rules that apply
4473 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4474 Alan Hayward <alan.hayward@arm.com>
4475 David Sherwood <david.sherwood@arm.com>
4477 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
4480 2016-11-15 Matthias Klose <doko@ubuntu.com>
4482 * doc/install.texi: Remove references to gcj/libjava.
4483 * doc/invoke.texi: Likewise.
4485 2016-11-15 Jeff Law <law@redhat.com>
4487 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
4488 parameter. Callers changed.
4489 (check-subpath_and_update_thread_path): Extracted from
4490 fsm_find_control_statement_thread_paths.
4491 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
4492 (handle_phi, handle_assignment): Allow any constant node, not
4495 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
4497 * config/arc/arc-arch.h: New file.
4498 * config/arc/arc-arches.def: Likewise.
4499 * config/arc/arc-cpus.def: Likewise.
4500 * config/arc/arc-options.def: Likewise.
4501 * config/arc/t-multilib: Likewise.
4502 * config/arc/genmultilib.awk: Likewise.
4503 * config/arc/genoptions.awk: Likewise.
4504 * config/arc/arc-tables.opt: Likewise.
4505 * config/arc/driver-arc.c: Likewise.
4506 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
4507 * common/config/arc/arc-common.c (arc_handle_option): Trace
4509 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
4510 options; check for supported cpu against arc-cpus.def file.
4511 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
4512 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
4513 * config/arc/arc-c.def: Add emacs local variables.
4514 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
4515 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
4516 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
4517 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
4518 (DEFAULT_arc_fpu_build): Define.
4519 (DEFAULT_arc_mpy_option): Define.
4520 * config/arc/arc-protos.h (arc_init): Delete.
4521 * config/arc/arc.c (arc_cpu_name): New variable.
4522 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
4523 (arc_arc700, arc_arc600, arc_arc601): New variable.
4524 (arc_init): Add static; remove selection of default tune value,
4525 cleanup obsolete error messages.
4526 (arc_override_options): Make use of .def files for selecting the
4527 right cpu and option configurations.
4528 * config/arc/arc.h (stdbool.h): Include.
4529 (TARGET_CPU_DEFAULT): Define.
4530 (CPP_SPEC): Remove mcpu=NPS400 handling.
4531 (arc_cpu_to_as): Declare.
4532 (EXTRA_SPEC_FUNCTIONS): Define.
4533 (OPTION_DEFAULT_SPECS): Likewise.
4534 (ASM_DEFAULT): Remove.
4535 (ASM_SPEC): Use arc_cpu_to_as.
4536 (DRIVER_SELF_SPECS): Remove deprecated options.
4537 (arc_base_cpu): Declare.
4538 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
4539 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
4541 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
4542 * config/arc/arc.md (attr_cpu): Remove.
4543 * config/arc/arc.opt (mno-mpy): Deprecate.
4544 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
4545 (mcpu=ARCHS): Remove.
4546 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
4548 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
4549 (arc_fpu): Use new defines.
4550 (mpy-option): Change to use numeric or string like inputs.
4551 * config/arc/t-arc (driver-arc.o): New target.
4552 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
4553 * config/arc/t-arc-newlib: Delete.
4554 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
4555 * doc/invoke.texi (ARC): Update arc options.
4557 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
4559 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
4560 insn at the beginning of the constant pool.
4561 (mips_insert_insn_pseudos): New function.
4562 (mips_machine_reorg2): Call it.
4563 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
4564 UNSPEC_INSN_PSEUDO enum values.
4565 (insn_pseudo, consttable): New insns.
4567 2016-11-15 Michael Matz <matz@suse.de>
4569 PR missed-optimization/77881
4570 * combine.c (simplify_comparison): Remove useless subregs
4571 also inside the loop, not just after it.
4572 (make_compound_operation): Recognize some subregs as being
4575 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
4576 Alan Hayward <alan.hayward@arm.com>
4577 David Sherwood <david.sherwood@arm.com>
4579 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
4582 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4584 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
4585 for using xxinsertw and vinsert{b,h} on ISA 3.0.
4587 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
4588 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
4589 vinsert{b,h} on ISA 3.0.
4591 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
4593 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
4594 and cmpnop in two steps: first the ones not accessed in original gimple
4595 expression in a endian independent way and then the ones not accessed
4596 in the final result in an endian-specific way.
4597 (bswap_replace): Stop doing big endian adjustment.
4599 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
4601 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
4602 (*ashl<mode>3_doubleword): Ditto.
4604 2016-11-14 Martin Liska <mliska@suse.cz>
4606 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
4608 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
4609 Richard Biener <rguenther@suse.de>
4611 * doc/invoke.texi (fgimple): Document.
4612 * dumpfile.h (TDF_GIMPLE): Add.
4613 * dumpfile.c (dump_options): Add gimple.
4614 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
4616 (dump_gimple_label): Likewise.
4617 (dump_gimple_phi): Likewise.
4618 (dump_gimple_bb_header): Likewise.
4619 (dump_phi_nodes): Likewise.
4620 (pp_cfg_jump): Likewise. Pass in dump flags.
4621 (dump_implicit_edges): Adjust.
4622 * passes.c (pass_init_dump_file): Do not dump function header
4624 * tree-cfg.c (dump_function_to_file): Dump function return type
4625 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
4627 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
4628 (dump_generic_node): Likewise.
4629 * function.h (struct function): Add pass_startwith member.
4630 * passes.c (execute_one_pass): Implement startwith.
4631 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
4632 and assign proper version for parsed ssa names.
4633 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
4634 * internal-fn.c (expand_PHI): New function.
4635 * internal-fn.h (expand_PHI): Declared here.
4636 * internal-fn.def: New defination for PHI.
4637 * tree-cfg.c (lower_phi_internal_fn): New function.
4638 (build_gimple_cfg): Call it.
4639 (verify_gimple_call): Condition for passing label as arg in internal
4641 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
4642 present PHIs with arguments.
4644 2016-11-14 Martin Liska <mliska@suse.cz>
4647 * common.opt: Add prefer-atomic as a new enum value for
4649 * coretypes.h: Likewise.
4650 * doc/invoke.texi: Document the new option value.
4651 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
4652 * tree-profile.c (tree_profiling): Select default value
4653 of -fprofile-update when 'prefer-atomic' is selected.
4655 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4657 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
4658 (cortex_a57_alu_shift): ...here.
4660 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4662 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
4664 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
4665 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
4666 (<optab>si3_insn_uxtw): Likewise.
4667 (<optab><mode>3_insn): Likewise.
4668 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
4669 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
4670 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
4671 (<optab><mode>): Likewise.
4672 (insv<mode>): Likewise.
4673 (andim_ashift<mode>_bfiz): Likewise.
4674 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
4675 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
4676 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
4677 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
4678 (exynos_m1_alu_p): Likewise.
4679 * config/arm/types.md: Add bfx.
4680 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
4682 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
4684 * config/aarch64/aarch64.c (cortexa57_vector_cost):
4685 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
4687 2016-11-14 Richard Biener <rguenther@suse.de>
4689 PR tree-optimization/78312
4690 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
4691 flow-sensitive info.
4693 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
4696 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
4697 * config/avr/avr.opt (-mabsdata): New option.
4698 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
4699 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
4700 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
4701 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
4702 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
4703 spec depending on AVR_ISA_LDS.
4704 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
4706 2016-11-13 Jakub Jelinek <jakub@redhat.com>
4708 * match.pd: Don't try to compare addresses of variables with
4711 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
4713 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
4714 (propagate_vr_accross_jump_function): Handle unary expressions.
4715 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4716 (load_from_param_1): New.
4717 (load_from_unmodified_param): Factor common part into load_from_param_1.
4718 (load_from_param): New.
4719 (compute_complex_assign_jump_func): Handle unary expressions.
4720 (update_jump_functions_after_inlining): Likewise.
4721 (ipa_write_jump_function): Likewise.
4722 (ipa_read_jump_function): Likewise.
4724 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4727 * doc/invoke.texi: Document Wrestrict.
4728 * pretty-print.c (pp_format): Add case for "Z" specifier.
4729 (test_pp_format): Test "Z" specifier.
4731 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
4733 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
4734 original function needs a static chain.
4736 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
4739 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
4742 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
4745 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
4746 return early if !optional_tbtab.
4748 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
4750 PR rtl-optimization/59461
4751 * doc/rtl.texi (paradoxical subregs): Add missing word.
4752 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
4753 in modes with precision larger than that of last_set_mode.
4754 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
4755 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
4756 REGs to paradoxical SUBREGs.
4757 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
4758 larger than a word before invoking LOAD_EXTEND_OP on it.
4760 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4763 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
4764 element order for little endian ordering.
4766 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
4767 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
4770 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
4774 when calculating operand 2.
4775 (rotate to rotatex zext splitter): Ditto.
4777 2016-11-11 Jeff Law <law@redhat.com>
4779 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
4781 (stmt_uses_name_in_undefined_way): New function, extracted from
4782 find_implicit_erroneous_behavior and extended for div/mod case.
4783 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
4784 find_explicit_erroneous_behavior and extended for div/mod case.
4785 (find_implicit_erroneous_behavior): Use new helper function.
4786 (find_explicit_erroneous_behavior): Use new helper function.
4788 2016-11-11 Richard Biener <rguenther@suse.de>
4790 PR tree-optimization/71575
4791 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
4794 2016-11-11 Richard Biener <rguenther@suse.de>
4797 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
4798 about uninitialized destination arg of BIT_INSERT_EXPR.
4800 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
4803 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
4804 terminology. Expand to remove ambiguity.
4806 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4808 PR rtl-optimization/78232
4809 * combine.c (try_combine): Add a big comment about why reusing i2dest
4811 (change_zero_ext): Do not call simplify_gen_binary, do the
4812 simplifications manually.
4814 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
4816 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
4817 enable HImode and QImode to go in vector registers by default if
4818 the -mvsx-small-integer option is enabled.
4819 (rs6000_secondary_reload_simple_move): Likewise.
4820 (rs6000_preferred_reload_class): Don't force integer constants to
4821 be loaded into vector registers that we can easily make into
4822 memory (or being created in the GPRs and moved over with direct move).
4823 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
4824 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
4825 vector extraction on ISA 3.0 when the scalar integer can be
4826 allocated in vector registers. Generate the VEC_SELECT directy,
4827 and don't use UNSPEC's to avoid having the scalar type in a vector
4828 register. Make the expander target registers, and let the
4829 combiner fold in results storing to memory, if the machine
4831 (vsx_extract_<mode>_di): Likewise.
4832 (vsx_extract_<mode>_p9): Likewise.
4833 (vsx_extract_<mode>_di_p9): Likewise.
4834 (vsx_extract_<mode>_store_p9): Likewise.
4835 (vsx_extract_si): Likewise.
4836 (vsx_extract_<mode>_p8): Likewise.
4837 (p9_lxsi<wd>zx): Delete, no longer used.
4838 (p9_stxsi<wd>x): Likewise.
4839 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
4840 integers in vector registers for ISA 3.0.
4841 (QHI): Update comment.
4842 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
4843 vector extract instructions in sign/zero extend.
4844 (zero_extendhi<mode>): Likewise.
4845 (extendqi<mode>): Likewise.
4846 (extendhi<mode>2): Likewise.
4847 (HImode splitter for load/sign extend in vector register): Likewise.
4848 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
4849 optimizing floating point conversions to/from small data types and
4850 rewrite it to support QImode/HImode being allowed in vector
4851 registers on ISA 3.0.
4852 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4853 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
4854 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
4855 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
4856 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4857 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
4858 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
4859 VSPLITISW on ISA 2.07.
4860 (movhi_internal): Combine movhi_internal and movqi_internal into
4861 one mov<mode>_internal with an iterator. Add support for QImode
4862 and HImode being allowed in vector registers. Make large number
4863 of attributes and constraints easier to read.
4864 (movqi_internal): Likewise.
4865 (mov<mode>_internal): Likewise.
4866 (movdi_internal64): Fix constraint to allow loading -16..15 with
4867 VSPLITISW on ISA 2.07.
4868 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
4871 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
4873 PR rtl-optimization/78241
4874 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
4875 but emit initial peel copy if niter expr is not reliable.
4877 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
4879 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
4880 (maybe_record_trace_start): If the CFI is different on the new and
4881 old paths, print out both to the dump file before ICEing.
4883 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
4885 * target.def (additional_allocno_class_p): New.
4886 * hooks.h (hook_bool_reg_class_t_false): New prototype.
4887 * hooks.c (hook_bool_reg_class_t_false): New.
4888 * ira.c (setup_allocno_and_important_classes): Use the new hook.
4889 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
4890 * doc/tm.texi: Update.
4892 2016-11-10 Jason Merrill <jason@redhat.com>
4894 * gengtype.c (new_structure): Append to structures list.
4895 (find_structure): Likewise.
4897 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
4899 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
4900 this_dir is 2. Check for this_dir non-zero before dir != this_dir
4903 2016-11-10 Jakub Jelinek <jakub@redhat.com>
4905 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
4906 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
4908 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
4909 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
4910 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
4911 teams distribute parallel for simd even to distribute and teams
4912 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
4913 OMP_CLAUSE_DEPEND_SINK case.
4914 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
4915 (omp_no_lastprivate): Removed.
4916 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
4917 (gimplify_omp_for): Likewise.
4918 (computable_teams_clause): Fail for automatic vars from current
4919 function not yet seen in bind expr.
4920 * langhooks.c (lhd_omp_scalar_p): New function.
4921 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
4922 * varpool.c (varpool_node::get_create): Set node->offloading
4923 even for DECL_EXTERNAL decls.
4924 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
4925 (LANG_HOOKS_OMP_SCALAR_P): Define.
4926 (LANG_HOOKS_DECLS): Use it.
4928 2016-11-10 Martin Liska <mliska@suse.cz>
4931 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
4932 only when SWITCH_BODY is a BIND_EXPR.
4934 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
4937 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
4938 on the context only when it has no DIE yet.
4940 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
4942 * arm.h (target_cpus): Delete.
4943 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
4944 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
4945 (all_architectures): Likewise.
4946 (arm_option_override): Adjust use of CPU enums.
4947 (arm_sched_reorder): Likewise.
4948 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4949 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
4950 * arm/genopt.sh (processor_type): Prefix enumeration entries with
4952 * arm-tables.opt: Regenerated.
4954 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
4956 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
4958 * config/aarch64/aarch64-tune.md: Regenerated.
4959 * config/arm/arm-cores.def (falkor): New core.
4960 * config/arm/arm-tables.opt: Regenerated.
4961 * config/arm/arm-tune.md: Regenerated.
4962 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
4963 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
4964 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
4965 (ARM Options/-mtune): Likewise.
4967 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
4970 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
4972 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
4973 (propagate_vr_accross_jump_function): Likewise.
4974 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
4975 (load_from_param_1): New.
4976 (load_from_unmodified_param): Factor common part into load_from_param_1.
4977 (load_from_param): New.
4978 (compute_complex_assign_jump_func): Handle unary expressions.
4979 (ipa_write_jump_function): Likewise.
4980 (ipa_read_jump_function): Likewise.
4982 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
4984 * simplify-rtx.c (simplify_binary_operation_1): Simplify
4985 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
4986 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
4989 2016-11-09 David Malcolm <dmalcolm@redhat.com>
4991 * print-rtl-function.c: Include varasm.h.
4992 (print_any_param_name): New function.
4993 (print_param): New function.
4994 (print_rtx_function): Call print_param for each argument.
4995 * print-rtl.c (rtx_writer::finish_directive): New function.
4996 * print-rtl.h (rtx_writer::finish_directive): New decl.
4998 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
5001 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
5002 operand 0 as earlyclobber.
5003 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
5005 2016-11-09 Martin Liska <mliska@suse.cz>
5007 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
5009 2016-11-09 Jakub Jelinek <jakub@redhat.com>
5012 * builtins.c (expand_builtin_memcmp): Formatting fix.
5014 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
5015 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
5016 or of them, renumber other enumerators.
5017 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
5018 * doc/invoke.texi: Document -fsanitize=shift-base and
5019 -fsanitize-shift-exponent, document -fsanitize=shift as
5020 having those 2 suboptions.
5022 2016-11-09 Richard Biener <rguenther@suse.de>
5024 * fold-const.c (tree_swap_operands_p): Remove unused arg.
5025 * fold-const.c (tree_swap_operands_p): Likewise.
5026 (fold_binary_loc): Adjust.
5027 (fold_ternary_loc): Likewise.
5028 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
5029 * gimple-fold.c (fold_stmt_1): Likewise.
5030 * gimple-match-head.c (gimple_resimplify2): Likewise.
5031 (gimple_resimplify3): Likewise.
5032 (gimple_simplify): Likewise.
5033 * tree-ssa-dom.c (record_equality): Likewise.
5034 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
5035 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
5036 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
5038 2016-11-09 Richard Biener <rguenther@suse.de>
5040 * tree-ssa-dom.c (canonicalize_comparison): Remove.
5041 (optimize_stmt): Remove redundant pre-propagation canonicalization
5042 of comparison operand order.
5044 2016-11-09 Martin Liska <mliska@suse.cz>
5046 * fold-const-call.c (fold_const_call): Fix the folding.
5048 2016-11-09 Richard Biener <rguenther@suse.de>
5050 * common.opt (flag_evaluation_order): Remove.
5051 * expr.c (expand_operands): Remove code guarded by
5052 flag_evaluation_order.
5053 * fold-const.c (reorder_operands_p): Remove, it always returns
5055 (negate_expr_p): Remove calls to reorder_operands_p.
5056 (fold_negate_expr): Likewise.
5057 (tree_swap_operands_p): Likewise.
5058 (fold_binary_loc): Likewise.
5060 2016-11-09 Andreas Schwab <schwab@suse.de>
5063 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
5064 insns operating on a register.
5066 2016-11-09 Richard Biener <rguenther@suse.de>
5068 PR tree-optimization/78007
5069 * tree-vect-stmts.c (vectorizable_bswap): New function.
5070 (vectorizable_call): Call vectorizable_bswap for
5071 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
5073 2016-11-09 Richard Biener <rguenther@suse.de>
5075 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
5076 Look at the DR_BASE_ADDRESS object for forcing alignment.
5078 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5080 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
5081 (propagate_vr_accross_jump_function): Likewise.
5082 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5083 (load_from_param_1): New.
5084 (load_from_unmodified_param): Factor common part into load_from_param_1.
5085 (load_from_param): New.
5086 (compute_complex_assign_jump_func): Handle unary expressions.
5087 (ipa_write_jump_function): Likewise.
5088 (ipa_read_jump_function): Likewise.
5090 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
5093 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
5094 Also fold constant passed as argument while computing value range.
5095 (propagate_constants_accross_call): Pass param type.
5096 * ipa-prop.c: export ipa_get_callee_param_type.
5097 * ipa-prop.h: export ipa_get_callee_param_type.
5099 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5101 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
5102 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
5104 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
5106 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
5107 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
5108 ASAN_STACK_MAGIC_MIDDLE.
5109 (asan_global_struct): Increase the size of fields.
5110 (asan_add_global): Add new field constructor.
5111 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
5112 __asan_version_mismatch_check_v8.
5114 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
5116 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
5119 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5123 Handle ASHIFT and LSHIFTRT.
5124 (dimode_scalar_chain::compute_convert_gain): Ditto.
5125 (dimode_scalar_chain::convert_insn): Ditto.
5127 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5129 * gimple-ssa-store-merging.c: Include selftest.h
5130 (verify_array_eq): New function.
5131 (verify_shift_bytes_in_array): Likewise.
5132 (verify_shift_bytes_in_array_right): Likewise.
5133 (verify_clear_bit_region): Likewise.
5134 (verify_clear_bit_region_be): Likewise.
5135 (store_merging_c_tests): Likewise.
5136 * selftest.h (store_merging_c_tests): Declare prototype.
5137 * selftest-run-tests.c (selftest::run_tests): Run
5138 store_merging_c_tests.
5140 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5142 * config/arm/arm.opt (mold-rtx-costs): Delete.
5143 (mnew-generic-costs): Delete.
5144 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
5145 * config/arm/arm.c (arm_rtx_costs_1): Delete.
5146 (arm_size_rtx_costs): Likewise.
5147 (arm_slowmul_rtx_costs): Likewise.
5148 (arm_fastmul_rtx_costs): Likewise.
5149 (arm_xscale_rtx_costs): Likewise.
5150 (arm_9e_rtx_costs): Likewise.
5151 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
5152 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
5153 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
5154 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
5155 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
5156 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
5157 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
5158 arm_cortex_m7_tune):
5159 Delete rtx_costs field.
5160 (arm_new_rtx_costs): Rename to...
5161 (arm_rtx_costs_internal): ... This.
5162 (arm_rtx_costs): Remove old way of doing rtx costs.
5164 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5166 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
5167 (arm_fastmul_tune): Likewise.
5168 (arm_strongarm_tune): Likewise.
5169 (arm_xscale_tune): Likewise.
5170 (arm_9e_tune): Likewise.
5171 (arm_marvell_pj4_tune): Likewise.
5172 (arm_v6t2_tune): Likewise.
5173 (arm_v6m_tune): Likewise.
5174 (arm_fa726te_tune): Likewise.
5176 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5178 PR tree-optimization/78234
5179 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
5182 2016-11-08 Martin Liska <mliska@suse.cz>
5185 * dbgcnt.def: Add new debug counter asan_use_after_scope.
5186 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
5187 with a value expr. Do not add artificial variables to
5188 live_switch_vars. Use the debug counter.
5189 (gimplify_target_expr): Use the debug counter.
5190 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
5191 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
5192 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
5194 2016-11-08 Richard Biener <rguenther@suse.de>
5196 * tree-vect-stmts.c (get_group_load_store_type): If the
5197 access is aligned do not trigger peeling for gaps.
5198 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
5199 force alignment of vars with DECL_USER_ALIGN.
5201 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
5203 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
5205 2016-11-08 Richard Biener <rguenther@suse.de>
5207 PR tree-optimization/78205
5208 * tree-vect-stmts.c (vectorizable_load): Move check whether
5209 we may run into gaps when BB vectorizing SLP permutations ...
5210 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
5211 here where we can do a more precise check.
5213 2016-11-08 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/78224
5216 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5217 Split the fallthru edge in case its successor may have PHIs.
5218 Do not free dominance info.
5220 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5223 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5224 EH info even for bzhi and pdep/pext.
5226 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
5228 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
5229 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
5231 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
5233 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
5235 * config/rs6000/vector.md (div<mode>3): Ditto.
5237 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
5239 * configure.ac (.hidden): Change to conftest_s string. Provide string
5241 (gcc_cv_ld_hidden): Yes for AIX.
5242 * configure: Regenerate.
5244 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
5246 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
5247 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
5248 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
5249 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
5250 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5251 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
5253 (rs6000_xcoff_visibility): New.
5254 (rs6000_xcoff_declare_function_name): Add visibility support.
5255 (rs6000_xcoff_asm_globalize_decl_name): New.
5256 (rs6000_xcoff_asm_output_aligned_decl_common): New.
5257 (rs6000_asm_weaken_decl): New.
5258 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
5259 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
5262 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
5265 * incpath.c (remove_dup): Also silently ignore EPERM.
5267 2016-11-07 Martin Jambor <mjambor@suse.cz>
5269 * tree.c (verify_type_variant): Use pointer comparison to check that
5270 TYPE_SIZE_UNIT match.
5272 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5275 * dse.c (dse_step5): Call scan_reads even if just
5276 insn_info->frame_read. Improve and fix dump file messages.
5279 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
5280 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
5282 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5285 * match.pd: Add following two patterns:
5286 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
5287 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
5289 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
5291 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
5292 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
5293 * rtl.h (duplicate_reg_notes): Declare.
5294 * rtlanal.c (duplicate_reg_note): New function.
5296 PR rtl-optimization/77309
5297 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
5298 don't assume an equality comparison for plain COMPARE.
5299 (simplify_comparison): Pass a more accurate code to
5300 make_compound_operation.
5302 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
5304 * target.def (compute_pressure_classes): New target hook.
5305 * doc/tm.texi.in: Document it.
5306 * doc/tm.texi: Regenerate.
5307 * ira.c (setup_pressure_classes): Call target hook if defined.
5309 2016-11-07 David Malcolm <dmalcolm@redhat.com>
5311 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
5313 (rtx_writer::print_rtx): In compact mode, omit trailing operands
5314 that have the default values.
5315 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
5317 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
5318 label string from expected dump.
5319 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
5322 2016-11-07 Jakub Jelinek <jakub@redhat.com>
5325 * alias.c (nonoverlapping_memrefs_p): If one decl is
5326 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
5328 2016-11-07 Richard Biener <rguenther@suse.de>
5331 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
5334 2016-11-07 Richard Biener <rguenther@suse.de>
5336 PR tree-optimization/78218
5337 * gimple-ssa-store-merging.c
5338 (pass_store_merging::terminate_all_aliasing_chains):
5339 Drop unused argument, fix alias check to also consider uses.
5340 (pass_store_merging::execute): Adjust.
5342 2016-11-07 Richard Biener <rguenther@suse.de>
5344 PR tree-optimization/78228
5345 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
5348 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5351 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
5352 aarch64_simd_shift_imm_<mode> predicate for operand 1.
5353 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
5354 to restrict them to an appropriate range and add FAIL check if the
5355 region they specify is out of range. Delete useless constraint
5357 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
5358 2 and 3 to restrict their range and add pattern predicate.
5360 2016-11-07 Martin Liska <mliska@suse.cz>
5362 * asan.c (enum asan_check_flags): Move the enum to header file.
5363 (asan_init_shadow_ptr_types): Make type creation more generic.
5364 (shadow_mem_size): New function.
5365 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
5366 Rewritten stack unpoisoning code.
5367 (build_shadow_mem_access): Add new argument return_address.
5368 (instrument_derefs): Instrument local variables if use after scope
5369 sanitization is enabled.
5370 (asan_store_shadow_bytes): New function.
5371 (asan_expand_mark_ifn): Likewise.
5372 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
5373 * asan.h (enum asan_mark_flags): Moved here from asan.c
5374 (asan_protect_stack_decl): Protect all declaration that need
5376 (asan_sanitize_use_after_scope): New function.
5377 (asan_no_sanitize_address_p): Likewise.
5378 * cfgexpand.c (partition_stack_vars): Consider
5379 asan_sanitize_use_after_scope in condition.
5380 (expand_stack_vars): Likewise.
5381 * common.opt (-fsanitize-address-use-after-scope): New option.
5382 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
5383 Explain the parameter.
5384 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
5385 * gimplify.c (build_asan_poison_call_expr): New function.
5386 (asan_poison_variable): Likewise.
5387 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
5388 variables that have address taken.
5389 (gimplify_decl_expr): Likewise.
5390 (gimplify_target_expr): Likewise for C++ temporaries.
5391 (sort_by_decl_uid): New function.
5392 (gimplify_expr): Unpoison all variables for a label we can jump
5393 from outside of a scope.
5394 (gimplify_switch_expr): Unpoison variables defined in the switch
5396 (gimplify_function_tree): Clear asan_poisoned_variables.
5397 (asan_poison_variables): New function.
5398 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
5399 * internal-fn.c (expand_ASAN_MARK): New function.
5400 * internal-fn.def (ASAN_MARK): Declare.
5401 * opts.c (finish_options): Handle -fstack-reuse if
5402 -fsanitize-address-use-after-scope is enabled.
5403 (common_handle_option): Enable address sanitization if
5404 -fsanitize-address-use-after-scope is enabled.
5405 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
5407 * params.h: Likewise.
5408 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
5409 * sanitizer.def: Define __asan_poison_stack_memory and
5410 __asan_unpoison_stack_memory functions.
5411 * asan.c (asan_mark_poison_p): New function.
5412 (transform_statements): Handle asan_mark_poison_p calls.
5413 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
5415 2016-11-07 Tamar Christina <tamar.christina@arm.com>
5418 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
5420 2016-11-07 Martin Liska <mliska@suse.cz>
5422 * tree-profile.c (gimple_gen_time_profiler): Set proper type
5423 to time_profiler_counter_ptr.
5425 2016-11-07 Richard Biener <rguenther@suse.de>
5427 PR tree-optimization/37150
5428 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
5430 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
5431 (vect_analyze_slp_cost_1): Account for the real number of
5432 permutations emitted and for dead loads.
5433 (vect_transform_slp_perm_load): Add n_perms parameter counting
5434 the number of emitted permutations.
5435 * tree-vect-stmts.c (vectorizable_load): Adjust.
5437 2016-11-07 Richard Biener <rguenther@suse.de>
5439 PR tree-optimization/78189
5440 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
5441 alignment computation.
5443 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5445 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
5447 2016-11-05 Martin Sebor <msebor@redhat.com>
5449 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
5452 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
5456 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
5458 2016-11-04 Jakub Jelinek <jakub@redhat.com>
5461 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
5462 doesn't have rtl set.
5464 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5466 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
5467 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
5468 rs6000_gimple_fold_builtin.
5469 (rs6000_gimple_fold_builtin): New function. Add handling for
5470 early expansion of vector addition builtins.
5472 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5474 * expr.h (copy_blkmode_from_reg): Delete.
5475 * expr.c (copy_blkmode_from_reg): Make static.
5477 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
5479 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
5480 * combine.c (LOAD_EXTEND_OP): Delete.
5481 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
5482 * cse.c (LOAD_EXTEND_OP): Delete.
5483 * fold-const.c (LOAD_EXTEND_OP): Likewise.
5484 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
5485 * postreload.c (LOAD_EXTEND_OP): Delete.
5486 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
5487 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
5488 (find_reloads): Likewise.
5489 * reload1.c (eliminate_regs_1): Likewise.
5490 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
5491 (num_sign_bit_copies1): Likewise.
5493 2016-11-04 David Malcolm <dmalcolm@redhat.com>
5495 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
5496 (selftest::ix86_test_dumping_hard_regs): New function.
5497 (selftest::ix86_run_selftests): New function.
5498 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
5499 selftest::ix86_run_selftests.
5500 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
5501 * doc/tm.texi: Regenerate
5502 * selftest-rtl.h: New file.
5503 * rtl-tests.c: Include "selftest-rtl.h".
5504 (selftest::assert_rtl_dump_eq): Make non-static.
5505 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
5506 (selftest::test_dumping_regs): Update comment.
5507 * selftest-run-tests.c: Include "target.h".
5508 (selftest::run_tests): If non-NULL, call
5509 targetm.run_target_selftests.
5510 * target.def (run_target_selftests): New hook.
5512 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5514 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
5515 representative core for this architecture.
5516 * config/arm/arm-cores.def (cortex-m33): Define new processor.
5517 * config/arm/arm-tables.opt: Regenerate.
5518 * config/arm/arm-tune.md: Likewise.
5519 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
5520 valid -mcpu options.
5521 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
5523 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5525 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
5526 representative core for this architecture.
5527 * config/arm/arm-cores.def (cortex-m23): Define new processor.
5528 * config/arm/arm-tables.opt: Regenerate.
5529 * config/arm/arm-tune.md: Likewise.
5530 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
5531 this tuning parameters apply to in the comment.
5532 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
5533 valid -mcpu options.
5534 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
5536 2016-11-04 Bin Cheng <bin.cheng@arm.com>
5538 * fold-const.c (fold_cond_expr_with_comparison): Remove call
5539 to pedantic_non_lvalue_loc. Remove useless code for lvalue
5540 where cond_expr can't be a lvalue.
5542 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
5544 * config/arc/arc.c (arc_process_double_reg_moves): Use
5546 * config/arc/arc.md (movsi_insn): Disable unsupported move
5547 instructions for ARCv2 cores.
5548 (movdi): Use prepare_move_operands.
5549 (movsf, movdf): Use move_dest_operand predicate.
5550 * config/arc/constraints.md (Chs): Enable when barrel shifter is
5552 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
5553 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
5555 (dexcl_3op_peep2_insn_nores): Likewise.
5556 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
5557 (LINK_COMMAND_SPEC): Remove.
5559 2016-11-04 Richard Biener <rguenther@suse.de>
5562 * loop-invariant.c (find_exits): Record entering inner
5563 loops as possibly exiting to handle infinite sub-loops.
5564 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
5565 (fill_always_executed_in_1): Honor infinite child loops.
5567 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
5570 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
5571 has already been adjusted for endianness, so don't adjust it any
5575 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
5576 ICmode unless we have standard PowerPC floating point.
5577 * config/rs6000/rs6000.md (FP iterator): Likewise.
5578 (FMOVE128 iterator): Likewise.
5580 2016-11-03 Jakub Jelinek <jakub@redhat.com>
5581 Alexandre Oliva <aoliva@redhat.com>
5582 Jason Merrill <jason@redhat.com>
5586 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
5588 * langhooks.c (lhd_type_dwarf_attribute): New function.
5589 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
5590 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
5591 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
5592 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
5593 (check_qualified_type, check_aligned_type): Call it.
5594 * dwarf2out.c (modified_type_die): Don't use type_main_variant
5595 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5596 check_base_type and check_lang_type.
5597 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
5598 return early. For pointer-to-data-member add DW_AT_use_location
5600 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
5602 (gen_type_die_with_usage): Don't use type_main_variant
5603 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
5604 check_base_type and check_lang_type. Formatting fixes. Call
5605 get_debug_type langhook.
5607 2016-11-03 Jason Merrill <jason@redhat.com>
5609 * tree.c (check_lang_type): New.
5610 (check_qualified_type): Use it.
5611 (check_aligned_type): Use it.
5612 * tree.h: Declare it.
5614 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
5616 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
5617 (arm*-freebsd*): Likewise.
5618 (arm*-*-netbsdelf*): Likewise.
5619 (arm*-*-linux*): Likewise.
5620 (arm*-*-uclinux*eabi*): Likewise.
5621 (arm*-*-phoenix*): Likewise.
5622 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
5623 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
5624 specified. Default to arm6 if target_cpu_cname is not set.
5625 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
5626 default cpu has been correctly configured.
5627 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
5628 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
5629 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
5630 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
5631 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5632 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
5633 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
5635 2016-11-03 Jiong Wang <jiong.wang@arm.com>
5637 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
5638 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
5639 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
5640 (output_cfa_loc): Support DW_CFA_val_expression.
5641 (output_cfa_loc_raw): Likewise.
5642 (output_cfi): Likewise.
5643 (output_cfi_directive): Likewise.
5644 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
5645 (dw_cfi_oprnd2_desc): Likewise.
5646 (mem_loc_descriptor): Recognize new pattern generated for value
5649 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
5651 PR rtl-optimization/78186
5652 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
5653 well, when converting to IOR.
5655 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
5657 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
5658 (vec_interleave_highv8qi): Likewise.
5660 2016-11-03 Martin Liska <mliska@suse.cz>
5662 * profile.c (instrument_values): Fix coding style.
5663 (branch_prob): Use renamed function.
5664 * tree-profile.c (init_ic_make_global_vars): Likewise.
5665 (gimple_init_edge_profiler): Rename to
5666 gimple_init_gcov_profiler.
5667 tree_time_profiler_counter variable declaration.
5668 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
5670 * value-prof.h: Remove an argument.
5672 2016-11-03 Richard Biener <rguenther@suse.de>
5674 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
5675 symtab_node::get_create.
5677 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5679 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
5680 Move comments into more natural position.
5682 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
5684 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
5685 (PTRDIFF_TYPE): Define as int.
5687 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5689 * ccmp.c (expand_ccmp_expr_1): Adjust.
5690 (expand_ccmp_expr): Likewise.
5691 (expand_ccmp_next): Likewise.
5692 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
5693 (aarch64_gen_ccmp_first): Likewise.
5694 * doc/tm.texi: Regenerate.
5695 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
5696 (gen_ccmp_next): Likewise.
5698 2016-11-03 Bin Cheng <bin.cheng@arm.com>
5700 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
5701 (vect_is_simple_reduction): Swap cond_reduction by inversion.
5703 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/i386.c (ix86_init_libfuncs): New. Call
5706 darwin_rename_builtins here.
5707 (ix86_expand_divmod_libfunc): New.
5708 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
5709 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
5711 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
5712 Nathan Sidwell <nathan@acm.org>
5714 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
5716 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
5718 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
5720 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
5721 to format MODE_INT and MODE_PARTIAL_INT literals.
5723 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
5726 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
5727 NULL if TARGET_SPE_ABI.
5729 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5731 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
5732 clear padding bits even when they're less than a byte.
5734 2016-11-02 Richard Biener <rguenther@suse.de>
5736 * gimple-ssa-store-merging.c: Include gimplify-me.h.
5737 (imm_store_chain_info::output_merged_stores): Force base_addr
5738 to be proper GIMPLE for a MEM_REF address.
5739 (pass_store_merging::execute): Restrict negative bitpos
5740 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
5741 check. Take into account non-NULL_TREE offset if the base
5742 is already addressable.
5744 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
5746 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
5748 (aarch64_be_crypto_sha1hv4si): New pattern.
5750 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
5752 * config/aarch64/aarch64.md (add<mode>3): Remove
5753 redundant code. Don't split frame based additions.
5755 2016-11-02 Richard Biener <rguenther@suse.de>
5757 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
5758 redundant val and dest members.
5759 (store_immediate_info::store_immediate_info): Adjust.
5760 (merged_store_group::merged_store_group): Adjust.
5761 (merged_store_group::apply_stores): Likewise.
5762 (struct imm_store_chain_info): Add base_addr field.
5763 (imm_store_chain_info::imm_store_chain_info): New constructor.
5764 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
5765 (imm_store_chain_info::output_merged_store): Likewise. Use
5766 addr_base which is already the address.
5767 (imm_store_chain_info::output_merged_stores): Likewise.
5768 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
5769 imm_store_chain_info instead of base. Fix alias check.
5770 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
5771 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
5772 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
5773 use the address of the base and adjust for other changes.
5775 2016-11-02 Martin Liska <mliska@suse.cz>
5777 * fold-const-call.c (host_size_t_cst_p): Test whether
5778 t is convertible to size_t.
5780 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5782 PR tree-optimization/78170
5783 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
5784 introduced by native_encode_expr on little-endian as well.
5786 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5788 PR tree-optimization/78162
5789 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
5792 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5794 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
5796 (aarch64_next_callee_save): Likewise.
5797 (aarch64_pushwb_single_reg): Likewise.
5798 (aarch64_gen_storewb_pair): Likewise.
5799 (aarch64_push_regs): Likewise.
5800 (aarch64_gen_loadwb_pair): Likewise.
5801 (aarch64_pop_regs): Likewise.
5802 (aarch64_gen_store_pair): Likewise.
5803 (aarch64_gen_load_pair): Likewise.
5804 (aarch64_save_callee_saves): Likewise.
5805 (aarch64_restore_callee_saves): Likewise.
5807 2016-11-02 Richard Biener <rguenther@suse.de>
5809 PR tree-optimization/78035
5810 PR tree-optimization/77964
5811 * gimple-pretty-print.c (pp_points_to_solution): Print
5812 vars_contains_interposable.
5813 * tree-ssa-alias.c: Include varasm.h.
5814 (ptrs_compare_unequal): Check vars_contains_interposable and
5815 decl_binds_to_current_def_p.
5816 (dump_points_to_solution): Dump vars_contains_interposable.
5817 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
5819 * tree-ssa-structalias.c: Include varasm.h.
5820 (set_uids_in_ptset): Record whether vars contains a
5821 not decl_binds_to_current_def_p variable in vars_contains_interposable.
5822 (ipa_escaped_pt): Update initializer.
5824 2016-11-02 Richard Biener <rguenther@suse.de>
5826 PR tree-optimization/78047
5827 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
5828 fake field at offset zero conservatively regarding to may_have_pointers.
5830 2016-11-02 Richard Biener <rguenther@suse.de>
5832 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
5833 infer_value_range on stmt ops and update value-ranges.
5834 Dump visited stmts and blocks.
5835 (evrp_dom_walker::push_value_range): Dump changes.
5836 (evrp_dom_walker::pop_value_range): Likewise.
5837 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
5839 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5841 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
5843 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
5845 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5847 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
5848 and adjust for that.
5849 * cfgrtl.h (delete_insn_chain): Adjust prototype.
5851 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5853 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
5855 (transcode_memory_rtx): Likewise.
5856 (move_to_acc): Likewise.
5857 (move_from_acc): Likewise.
5858 (move_acc_to_reg): Likewise.
5859 (move_to_x): Likewise.
5860 (move_to_hl): Likewise.
5861 (move_to_de): Likewise.
5862 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
5863 (rs6000_emit_savres_rtx): Likewise.
5864 (rs6000_emit_prologue): Likewise.
5865 * reorg.c (update_reg_unused_notes): Likewise.
5866 * rtl.h (remove_note): Adjust prototype.
5867 * rtlanal.c (remove_note): Make argument type rtx_insn *.
5869 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5871 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
5872 variables so some can be rtx_insn *.
5873 (alpha_emit_xfloating_libcall): Likewise.
5874 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
5875 (mips_legitimize_tls_address): Likewise.
5876 * optabs.c (expand_binop): Likewise.
5877 * reload1.c (gen_reload): Likewise.
5879 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5881 * reorg.c (relax_delay_slots): Split up the trial variable.
5883 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5885 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
5886 of variables rtx_insn *.
5887 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
5888 (legitimize_tls_address): Likewise.
5889 * config/bfin/bfin.c (hwloop_optimize): Likewise.
5890 (bfin_gen_bundles): Likewise.
5891 * config/c6x/c6x.c (reorg_split_calls): Likewise.
5892 (c6x_reorg): Likewise.
5893 * config/frv/frv.c (frv_reorder_packet): Likewise.
5894 * config/i386/i386.c (ix86_split_idivmod): Likewise.
5895 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
5896 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
5897 * config/mn10300/mn10300.c: Likewise.
5898 * config/rl78/rl78.c: Likewise.
5899 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
5900 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
5901 (sh_expand_cmpnstr): Likewise.
5902 (sh_expand_strlen): Likewise.
5903 (sh_expand_setmem): Likewise.
5904 * config/sh/sh.md: Likewise.
5905 * emit-rtl.c (emit_pattern_before): Likewise.
5906 * except.c: Likewise.
5907 * final.c: Likewise.
5910 2016-11-01 Jason Merrill <jason@redhat.com>
5912 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
5913 a COND_EXPR with constant condition.
5915 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5917 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
5918 and its initialization.
5920 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5922 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
5925 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5927 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
5928 argument, don't call add_linkage_name if it is true.
5929 (gen_variable_die): For C++ inline static data members, consider the
5930 initial call when old_die is NULL to be declaration and call
5931 add_name_and_src_coords_attributes in that case with true as
5932 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
5933 (gen_member_die): For C++ inline static data members, emit a
5934 definition DIE right away in DW_TAG_compile_unit context.
5936 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
5939 * config/pa/pa.md: Add new shift/add patterns to handle
5940 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
5942 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
5944 * config/xtensa/xtensa-protos.h
5945 (xtensa_use_return_instruction_p): New prototype.
5946 * config/xtensa/xtensa.c (xtensa_current_frame_size,
5947 xtensa_callee_save_size): Remove.
5948 (struct machine_function): Add new fields: current_frame_size,
5949 callee_save_size, frame_laid_out and epilogue_done.
5950 (compute_frame_size, xtensa_expand_prologue,
5951 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
5952 cfun->machine->callee_save_size and xtensa_current_frame_size
5953 with cfun->machine->current_frame_size.
5954 (compute_frame_size): Update cfun->machine->frame_laid_out and
5955 don't update frame layout after reload completion.
5956 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
5957 instead of zeroing xtensa_current_frame_size.
5958 (xtensa_use_return_instruction_p): New function.
5959 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
5961 (INITIAL_ELIMINATION_OFFSET): Use return value of
5962 compute_frame_size instead of xtensa_current_frame_size value.
5963 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
5964 function xtensa_use_return_instruction_p instead of inline code.
5966 2016-11-01 Jakub Jelinek <jakub@redhat.com>
5968 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
5969 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
5970 * dwarf2out.c (rnglist_idx): New variable.
5971 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
5972 (DEBUG_RNGLISTS_SECTION): Define.
5973 (ranges_base_label): New variable.
5974 (size_of_die) <case dw_val_class_range_list>: If using
5975 DW_FORM_rnglistx, count size of uleb128 of range list index.
5976 (value_format) <case dw_val_class_range_list>: For
5977 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
5978 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
5979 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
5980 (add_ranges_num): Remove useless prototype. Don't multiply
5981 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
5982 for new fields added to dw_ranges struct.
5983 (add_ranges): Add maybe_new_sec argument and pass it
5984 through to add_ranges_num.
5985 (note_rnglist_head): New function.
5986 (add_ranges_by_labels): Pass true as maybe_new_sec to
5987 add_ranges_num, call note_rnglist_head on the head of the list.
5988 (output_ranges): Add function comment. Switch to
5989 .debug_ranges section here and emit .Ldebug_ranges0 label.
5990 (index_rnglists, output_rnglists): New functions.
5991 (gen_subprogram_die): Formatting fixes.
5992 (add_high_low_attributes): Don't divide offsets
5993 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
5994 first list element or when pointing into the middle of
5995 a list. Pass true as second argument to add_ranges on the
5996 first block fragment after cold/hot section switch.
5997 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
5998 section instead of .debug_ranges. Initialize
5999 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
6000 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
6001 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
6002 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
6003 Call output_rnglists for -gdwarf-5.
6004 (dwarf2out_c_finalize): Clear rnglist_idx.
6006 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
6008 * combine.c (simplify_compare_const): Add gcc_fallthrough.
6010 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
6011 Tamar Christina <tamar.christina@arm.com>
6013 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
6014 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
6015 (vmaxnmq_f32): Likewise.
6016 (vminnm_f32): Likewise.
6017 (vminnmq_f32): Likewise.
6018 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
6020 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
6023 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6025 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
6026 binary floating point types supported by the hardware except for
6028 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
6029 vector instruction for optimizing extracting a SImode from a
6030 V4SImode vector and converting it to floating point.
6031 (vsx_xvcvuxwdp_df): Likewise.
6032 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
6033 registers to be any VSX register. Move stores to the end of the
6035 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
6036 to optimize extracting a SImode from a V4SImode vector and
6037 converting it to a binary floating point type supported by the
6038 hardware. Use the vector converts instead of extracting the
6039 element, sign extending it, and then converting it to double.
6040 Other floating point types than double first convert to double,
6041 then the double is converted to that type.
6042 (vsx_extract_si_<uns>float_<mode>): Likewise.
6044 2016-10-31 Andrew Pinski <apinski@cavium.com>
6046 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
6047 Rewrite handling of part num to handle the case where
6048 multiple implementers share the same part num.
6050 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
6051 Jakub Jelinek <jakub@redhat.com>
6053 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
6054 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
6056 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6058 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
6059 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
6060 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
6061 (is_cu_die, is_unit_die): Likewise.
6062 (should_move_die_to_comdat, break_out_comdat_types): Adjust
6063 comments for DWARF5 DW_UT_type units.
6064 (output_compilation_unit_header): Add UT argument, output
6065 start of DWARF5 .debug_info section header.
6066 (output_comp_unit): Add dwo_id argument. Adjust
6067 output_compilation_unit_header caller, for DW_UT_split_compile
6068 emit dwo_id field, otherwise padding1. Emit padding2 field.
6069 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
6070 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
6071 (output_skeleton_debug_sections): Add dwo_id argument, for
6072 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
6073 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
6074 DW_UT_type or DW_UT_split_type units rather than .debug_types.
6075 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
6076 DW_TAG_compile_unit for skeleton unit die. Don't add
6077 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
6078 address to output_comp_unit and output_skeleton_debug_sections.
6080 * dwarf2out.c (debug_line_str_section): New variable.
6081 (debug_line_str_hash): Likewise.
6082 (DEBUG_LINE_STR_SECTION): Define.
6083 (set_indirect_string): Handle DW_FORM_line_strp like
6085 (find_string_form): Fix up formatting.
6086 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
6088 (output_die): Handle DW_FORM_line_strp.
6089 (DWARF5_USE_DEBUG_LINE_STR): Define.
6090 (output_line_string): New function.
6091 (output_file_names): Add -gdwarf-5 support.
6092 (output_line_info): Likewise.
6093 (init_sections_and_labels): Initialize debug_line_str_section.
6094 (output_indirect_string): Change 2nd argument from void *
6095 to enum dwarf_form form, compare with form rather than
6097 (output_indirect_strings): Pass DW_FORM_strp to
6098 output_indirect_string traversion.
6099 (dwarf2out_finish): Output .debug_line_str strings.
6100 (dwarf2out_c_finalize): Clear debug_line_str_section and
6101 debug_line_str_hash.
6103 2016-10-31 Tom Tromey <tom@tromey.com>
6106 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
6107 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
6108 DW_OP_GNU_push_tls_address case.
6109 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
6111 2016-10-31 Jakub Jelinek <jakub@redhat.com>
6113 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
6114 for frame_offset_rel bit.
6115 (struct array_descr_info): Add rank field.
6116 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
6117 and placeholder_seen fields.
6118 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
6119 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
6120 DW_OP_pick 1 into DW_OP_over.
6121 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
6122 gen_variant_part): Clear placeholder_{arg,seen}.
6123 (loc_list_from_tree_1): Drop const from context argument.
6124 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
6125 (loc_list_for_address_of_addr_expr_of_indirect_ref,
6126 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
6128 (add_scalar_info): Drop const from context argument. Handle
6129 context->placeholder_arg.
6130 (add_bound_info): Drop const from context argument.
6131 (gen_descr_array_type_die): Drop const from ctx variable.
6132 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
6133 attribute and use a single DW_TAG_generic_subrange instead of
6134 7 DW_TAG_subrange_type for assumed rank arrays.
6136 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
6137 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
6138 from bool to 1-bit uchar bitfield. Add num_assigned and
6139 offset_emitted bitfields.
6140 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
6141 for dw_val_class_lineptr and dw_val_class_macptr. Handle
6142 dw_val_class_loclistsptr.
6143 (new_addr_loc_descr): Fix up formatting.
6144 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
6145 (add_AT_low_high_pc): Fix up formatting.
6146 (add_AT_loclistsptr): New function.
6147 (AT_lbl): Allow dw_val_class_loclistsptr.
6148 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
6149 Handle dw_val_class_loclistsptr.
6150 (loc_list_idx): New variable.
6151 (output_loclists_offsets, assign_location_list_indexes): New
6153 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
6154 add size_of_uleb128 of the index. Drop never used
6155 dwarf_split_debug_info AT_index handling. Handle
6156 dw_val_class_loclistsptr.
6157 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
6158 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
6159 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
6160 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
6161 DW_FORM_loclistx indexes.
6162 (output_attr_index_or_value): Fix up formatting. Don't handle
6163 dw_val_class_loc_list here.
6164 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
6165 For dw_val_class_loc_list call output_loc_list_offset rather than
6166 output_attr_index_or_value.
6167 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
6168 or .debug_loclists.dwo section name for debug_loc_section.
6169 (resolve_addr_in_expr): Formatting fix.
6170 (index_location_lists): Likewise.
6171 (dwarf2out_finish): If there are any location lists, for
6172 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
6173 index_location_lists only if have_location_lists. Call
6174 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
6175 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
6176 -gsplit-dwarf also emit offset table.
6178 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
6179 (size_of_die, value_format, output_die): Use
6180 DW_FORM_data16 for 128-bit dw_val_class_const_double or
6181 dw_val_class_wide_int.
6183 * dwarf2out.c (dwarf_op): Renamed to ...
6184 (dwarf_OP): ... this.
6185 (convert_descriptor_to_mode, scompare_loc_descriptor,
6186 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6187 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
6189 (dwarf_AT, dwarf_TAG): New functions.
6190 (check_die): Disallow DW_AT_call_all_calls next to
6191 DW_AT_GNU_all_call_sites.
6192 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
6193 and attributes instead of the corresponding GNU tag and attributes.
6194 (gen_subprogram_die): Likewise. Emit call site information even
6195 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
6196 DW_AT_defaulted in comment.
6197 (resolve_addr): Handle DW_AT_call_origin attribute on
6198 DW_TAG_call_site DIE like DW_AT_abstract_origin on
6199 DW_TAG_GNU_call_site DIE.
6201 * dwarf2out.c (dwarf_op): New function.
6202 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
6203 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
6204 (output_loc_operands, output_loc_operands_raw): Likewise.
6205 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
6206 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
6207 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
6208 if dwarf_version < 5.
6209 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
6211 (scompare_loc_descriptor, ucompare_loc_descriptor,
6212 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
6213 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
6214 optimize_location_into_implicit_ptr): Likewise. Only punt for
6215 !dwarf_strict if dwarf_version < 5.
6216 (string_cst_pool_decl): Adjust comment.
6217 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
6219 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
6220 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6221 (struct dw_val_node): Add val_file_implicit field.
6222 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
6223 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
6224 output_die): Handle dw_val_class_const_implicit,
6225 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
6226 (abbrev_die_table): Change into va_gc vec.
6227 (abbrev_die_table_allocated, abbrev_die_table_in_use,
6228 ABBREV_DIE_TABLE_INCREMENT): Remove.
6229 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
6230 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
6232 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
6233 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
6235 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
6237 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
6239 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
6241 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
6242 unit. Call optimize_abbrev_table.
6243 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
6244 abbrev_die_table being a va_gc vec.
6246 PR tree-optimization/77860
6247 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
6248 also integral complex and vector constants.
6250 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
6251 optimize_macinfo_range, save_macinfo_strings): Replace
6252 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
6253 (output_macinfo): Likewise. Emit .debug_macro* rather than
6254 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
6255 (init_sections_and_labels): Use .debug_macro* labels rather than
6256 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
6257 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
6258 or DW_AT_GNU_macros for -gdwarf-5.
6260 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
6262 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
6264 2016-09-11 Le-Chun Wu <lcwu@google.com>
6265 Mark Wielaard <mjw@redhat.com>
6267 * common.opt (Wshadow=global): New option. Default for -Wshadow.
6268 (Wshadow=local): New option.
6269 (Wshadow-local): Hidden alias for -Wshadow=local.
6270 (Wshadow=compatible-local): New option.
6271 (Wshadow-compatible-local): Hidden alias for
6272 -Wshadow=compatible-local.
6273 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
6274 Wshadow=compatible-local.
6276 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6278 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
6279 Check slp defs for COND_EXPR by swapping/inverting operands if the
6280 new parameter SWAP indicates so.
6281 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
6282 is isomorphic to the first stmt via swapping/inverting. Store swap
6283 information in the new parameter SWAP.
6284 (vect_build_slp_tree): New local array SWAP and pass it to function
6285 vect_build_slp_tree_1. Cleanup result handling code for function
6286 call to vect_get_and_check_slp_defs. Skip operand swapping if the
6287 order of operands has been fixed as indicated by SWAP[i].
6289 2016-10-31 Bin Cheng <bin.cheng@arm.com>
6291 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
6292 unnecessary data dependence check after visited store stmt.
6294 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6296 PR tree-optimization/71915
6297 PR tree-optimization/71490
6298 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
6300 (find_basis_for_base_expr): Require stride types to match when
6302 (alloc_cand_and_find_basis): Record the stride type.
6303 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
6304 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
6305 the expressions having those types.
6306 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
6307 (create_mul_ssa_cand): Likewise.
6308 (create_mul_imm_cand): Likewise.
6309 (create_add_ssa_cand): Likewise.
6310 (create_add_imm_cand): Likewise.
6311 (legal_cast_p_1): Change interface to accept types rather than the
6312 expressions having those types.
6313 (legal_cast_p): Pass types to legal_cast_p_1.
6314 (slsr_process_cast): Pass stride type to
6315 alloc_cand_and_find_basis.
6316 (slsr_process_copy): Likewise.
6317 (dump_candidate): Display stride type when a cast exists.
6318 (create_add_on_incoming_edge): Introduce a cast when necessary for
6320 (analyze_increments): Change the code checking for invalid casts
6321 to rely on the stride type, and update the documentation and
6322 example. Change the code checking for pointer multiplies to rely
6324 (insert_initializers): Introduce a cast when necessary for the
6325 stride type. Use the stride type for the type of the initializer.
6327 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6329 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
6331 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6333 PR rtl-optimization/77919
6334 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
6335 into memory if both modes are complex and their inner modes have the
6336 same precision. If the two modes are different complex modes, convert
6337 each part separately and generate a new CONCAT.
6339 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6341 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
6343 2016-10-29 Jakub Jelinek <jakub@redhat.com>
6346 * gimple-ssa-store-merging.c
6347 (imm_store_chain_info::output_merged_store): Use build_aligned_type
6348 instead of SET_TYPE_ALIGN on shared integral type.
6350 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
6352 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
6353 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
6356 2016-10-28 Jeff Law <law@redhat.com>
6358 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
6359 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
6361 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6363 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
6365 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6367 * target.def (min_arithmetic_precision): New hook.
6368 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
6369 * doc/tm.texi: Regenerate.
6370 * internal-fn.c (expand_arith_overflow): Adjust handling of target
6371 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
6372 * targhooks.c (default_min_arithmetic_precision): New function.
6373 * targhooks.h (default_min_arithmetic_precision): Declare.
6374 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
6375 (sparc_min_arithmetic_precision): New function.
6377 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6380 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
6381 Swap commutative operands in new RTL if needed. Handle zero_ext
6383 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
6386 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6387 Kugan Vivekanandarajah <kuganv@linaro.org>
6388 Jim Wilson <jim.wilson@linaro.org>
6390 PR tree-optimization/43721
6391 * target.def: New hook expand_divmod_libfunc.
6392 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
6393 * doc/tm.texi: Regenerate.
6394 * internal-fn.def: Add new entry for DIVMOD ifn.
6395 * internal-fn.c (expand_DIVMOD): New.
6396 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
6398 (widen_mul_stats): Add new field divmod_calls_inserted.
6399 (target_supports_divmod_p): New.
6400 (divmod_candidate_p): Likewise.
6401 (convert_to_divmod): Likewise.
6402 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
6403 renumber_gimple_stmt_uids at beginning of function. Call
6404 convert_to_divmod and record stats for divmod.
6405 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
6406 TARGET_EXPAND_DIVMOD_LIBFUNC.
6407 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
6410 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
6411 Segher Boessenkool <segher@kernel.crashing.org>
6413 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
6414 swapping the arms of the branch.
6415 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
6416 sequence for the generic signed-signed-signed case.
6418 2016-10-28 Jeff Law <law@redhat.com>
6420 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
6422 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
6424 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
6426 PR rtl-optimization/78029
6427 * function.c (prologue_contains, epilogue_contains): New functions.
6428 (record_prologue_seq, record_epilogue_seq): New functions.
6429 * function.h (prologue_contains, epilogue_contains,
6430 record_prologue_seq, record_epilogue_seq): New declarations.
6431 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
6432 mixing prologue and epilogue insns.
6433 (init_deps): Initialize the new fields in struct deps_desc.
6434 * sched-int.h (struct deps_desc): New fields last_prologue,
6435 last_epilogue, and last_logue_was_epilogue.
6436 * shrink-wrap.c (emit_common_heads_for_components): Record all
6437 emitted prologue and epilogue insns.
6438 (emit_common_tails_for_components): Ditto.
6439 (insert_prologue_epilogue_for_components): Ditto.
6441 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6444 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
6445 * common.opt (fstore-merging): New Optimization option.
6446 * opts.c (default_options_table): Add entry for
6447 OPT_ftree_store_merging.
6448 * fold-const.h (can_native_encode_type_p): Declare prototype.
6449 * fold-const.c (can_native_encode_type_p): Define.
6450 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
6451 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6452 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
6453 * passes.def: Insert pass_tree_store_merging.
6454 * tree-pass.h (make_pass_store_merging): Declare extern
6456 * gimple-ssa-store-merging.c: New file.
6457 * doc/invoke.texi (Optimization Options): Document
6459 (--param documentation): Document store-merging-allow-unaligned
6460 and max-stores-to-merge.
6462 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
6465 * gimplify.c (gimplify_init_constructor): Move emit of constructor
6466 assignment to earlier in the if/else logic.
6468 2016-10-28 Richard Biener <rguenther@suse.de>
6472 * fold-const.c (make_bit_field_ref): Only adjust alias set
6473 when the original alias set was zero.
6475 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6477 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
6478 (s390_adjust_loops): New function.
6479 (s390_reorg): Invoke s390_adjust_loops.
6480 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
6481 ("osc_break"): New insn definition.
6483 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6485 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
6486 * config.gcc: Support alternate archXX cpu levels with
6487 --with-arch= and --with-tune=.
6488 * config/s390/linux.h: Translate new archXX cpu levels to the
6489 original names when calling GAS.
6490 * config/s390/tpf.h: Likewise.
6491 * doc/invoke.texi: Document the alternate cpu level names.
6493 2016-10-28 Jakub Jelinek <jakub@redhat.com>
6495 PR rtl-optimization/77919
6496 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
6497 MEM if mode1 is not a complex mode.
6499 PR rtl-optimization/78132
6500 * ree.c (combine_reaching_defs): Give up if copy_needed and
6501 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
6503 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
6505 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
6507 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
6509 * config/rs6000/constraints.md (wH constraint): Add new
6510 constraints for allowing 32-bit integers (and eventually 8/16-bit
6511 integers) into the vector registers.
6512 (wI constraint): Likewise.
6513 (wJ constraint): Likewise.
6514 (wK constraint): Likewise.
6515 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
6516 -mvsx-small-integer as a default option for ISA 2.07
6518 (POWERPC_MASKS): Likewise.
6519 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
6520 switch to turn off small integer support in vector registers.
6521 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
6522 test for -mupper-regs-di, since it is already done with the
6523 reg_add[mode].scalar_in_vsx_p. Add support for the switch
6524 -mvsx-small-integer.
6525 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
6527 (rs6000_setup_reg_addr_masks): Likewise.
6528 (rs6000_init_hard_regno_mode_ok): Likewise.
6529 (rs6000_option_override_internal): Add consistency checks for
6530 -mvsx-small-integer.
6531 (rs6000_secondary_reload_simple_move): SImode is a simple move if
6532 -mvsx-small-integer.
6533 (rs6000_secondary_reload): Use std::swap.
6534 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
6535 VSX_REGS for small integers in vector registers, since there is no
6536 D-FORM address mode for such types.
6537 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
6538 (rs6000_opt_masks): Add -mvsx-small-integer.
6539 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
6541 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
6542 extracts can be done on ISA 2.07.
6543 (vsx_extract_<mode>): Add support for small integers in vsx
6545 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
6546 longer support V4SImode in this pattern.
6547 (vsx_extract_si): New insn to support extraction of SImode in ISA
6548 2.07 using either xxextractuw or vspltw.
6549 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
6550 longer support V4SImode in this pattern.
6551 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
6552 wJ, and wK constraints.
6553 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
6554 storing SDmode with VSX instructions.
6555 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
6556 GPR load and before the FPR and VSX loads. Remove ??, ! from the
6557 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
6558 small integers in vector registers.
6559 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
6560 load and before the FPR and VSX loads. Remove ??, ! from the
6561 constraints. Add VEXTSW2D support for small integers in vector
6563 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
6564 integers in vector registers.
6565 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
6566 move instead of using an UNSPEC.
6567 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
6568 integers in vector registers.
6569 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
6570 move instead of using an UNSPEC.
6571 (movsi_internal1): Add support for -mvsx-small-integer. Align
6572 columns so that it is more readable.
6573 (SImode splitter for ISA 3.0 constants): Add splitter for
6574 -128..127 constants that can easily be constructed on ISA 3.0.
6575 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
6578 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6581 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
6584 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
6586 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
6587 PIC_OFFSET_TABLE_REGNUM twice.
6589 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6591 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
6592 support for constant operand for OP.
6594 2016-10-27 Jakub Jelinek <jakub@redhat.com>
6596 * dwarf2out.c (gen_member_die): Only reparent_child instead of
6597 splice_child_die if child doesn't have DW_AT_specification attribute.
6599 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6601 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
6602 (TARGET_HAVE_LDREXBH): Likewise.
6603 (TARGET_HAVE_LDACQ): Likewise.
6605 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
6607 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
6608 logic to to decide whether to copy over old value to register for new
6610 * config/arm/sync.md: Add comments explaning why mode and code
6611 attribute are not defined in iterators.md
6612 (thumb1_atomic_op_str): New code attribute.
6613 (thumb1_atomic_newop_str): Likewise.
6614 (thumb1_atomic_fetch_op_str): Likewise.
6615 (thumb1_atomic_fetch_newop_str): Likewise.
6616 (thumb1_atomic_fetch_oldop_str): Likewise.
6617 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
6618 mirror the more restrictive constraints of the Thumb-1 insns after
6619 split compared to Thumb-2 counterpart insns.
6620 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
6621 in sync with non atomic version.
6622 (atomic_nand<mode>): Likewise.
6623 (atomic_fetch_<sync_optab><mode>): Likewise.
6624 (atomic_fetch_nand<mode>): Likewise.
6625 (atomic_<sync_optab>_fetch<mode>): Likewise.
6626 (atomic_nand_fetch<mode>): Likewise.
6627 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
6628 in sync with atomic version.
6629 (thumb1_subsi3_insn): Likewise.
6630 (thumb1_andsi3_insn): Likewise.
6631 (thumb1_iorsi3_insn): Likewise.
6632 (thumb1_xorsi3_insn): Likewise.
6634 2016-10-27 Nick Clifton <nickc@redhat.com>
6636 * plugin.c (register_plugin_info): Produce an error message if the
6637 plugin is not found in the hash table.
6639 2016-10-27 Bin Cheng <bin.cheng@arm.com>
6641 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
6644 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
6647 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
6648 define builtin functions from the bdesc_spe_predicates or
6649 bdesc_spe_evsel arrays if the builtin mask is not compatible with
6650 the current compiler configuration.
6651 (paired_init_builtins): Modify loop to not define define builtin
6652 functions from the bdesc_paried_preds array if the builtin mask is
6653 not compatible with the current compiler configuration.
6654 (altivec_init_builtins): Modify loops to not define the
6655 __builtin_altivec_stxvl function nor the builtin functions from
6656 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
6657 builtin mask is not compatible with the current compiler
6660 2016-10-26 Jeff Law <law@redhat.com>
6662 * config/sh/sh.c (output_branch): Add missing fallthru comments.
6663 (gen_shl_and): Likewise.
6664 * config/sh/sh.md (movsicc): Add missing fallthru comments.
6666 * config/mips/mips.c (mips16_constant_cost): Add missing
6668 (mips16_build_call_stub): Increase buffer size. Adjust
6671 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6673 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
6674 INSN_UIDs for all insns in compact mode.
6675 (rtx_writer::print_rtx): Likewise.
6676 * print-rtl.h (rtx_writer::flag_compact): Update comment.
6677 * rtl-tests.c (selftest::test_dumping_insns): Update expected
6678 output to include INSN_UID.
6679 (selftest::test_uncond_jump): Likewise.
6681 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
6683 * haifa-sched.c (call_used_regs_num): Rename to...
6684 (call_saved_regs_num): ...this.
6685 (fixed_regs_num): New variable.
6686 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
6688 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
6690 2016-10-26 David Malcolm <dmalcolm@redhat.com>
6692 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
6694 * print-rtl.c (outfile): Delete global.
6695 (sawclose): Likewise.
6697 (in_call_function_usage): Likewise.
6698 (flag_compact): Likewise.
6699 (flag_simple): Likewise.
6700 (rtx_writer::rtx_writer): New ctor.
6701 (print_rtx_operand_code_0): Convert to...
6702 (rtx_writer::print_rtx_operand_code_0): ...this.
6703 (print_rtx_operand_code_e): Convert to...
6704 (rtx_writer::print_rtx_operand_code_e): ...this.
6705 (print_rtx_operand_codes_E_and_V): Convert to...
6706 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
6707 (print_rtx_operand_code_i): Convert to...
6708 (rtx_writer::print_rtx_operand_code_i): ...this.
6709 (print_rtx_operand_code_r): Convert to...
6710 (rtx_writer::print_rtx_operand_code_r): ...this.
6711 (print_rtx_operand_code_u): Convert to...
6712 (rtx_writer::print_rtx_operand_code_u): ...this.
6713 (print_rtx_operand): Convert to...
6714 (rtx_writer::print_rtx_operand): ...this.
6715 (print_rtx): Convert to...
6716 (rtx_writer::print_rtx): ...this.
6717 (print_inline_rtx): Rewrite in terms of class rtx_writer.
6718 (debug_rtx): Likewise.
6719 (print_rtl): Convert to...
6720 (rtx_writer::print_rtl): ...this.
6721 (print_rtl): Reimplement in terms of class rtx_writer.
6722 (print_rtl_single): Rewrite in terms of class rtx_writer.
6723 (print_rtl_single_with_indent): Convert to..
6724 (rtx_writer::print_rtl_single_with_indent): ...this.
6725 (print_simple_rtl): Rewrite in terms of class rtx_writer.
6726 * print-rtl.h (flag_compact): Delete decl.
6727 (class rtx_writer): New class.
6728 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
6731 2016-10-26 Jeff Law <law@redhat.com>
6733 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
6736 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
6737 (check_if_valid_sleep_operand): Add missing fallthru comment.
6738 (arc_register_move_cost): Increase buffer size.
6739 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
6741 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
6743 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
6744 comment. Add gcc_unreachable for path that should never happen.
6746 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
6749 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6750 Martin Liska <mliska@suse.cz>
6753 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
6754 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
6755 on outer context if any.
6757 2016-10-26 Jakub Jelinek <jakub@redhat.com>
6759 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
6760 by increment rather than double it.
6761 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
6762 emit a space before args[4].
6763 (END): Don't emit a space before with_arg.
6765 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6767 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
6768 Baseline only alternatives to (i) hold store atomic success value in a
6769 return register rather than a scratch register, (ii) use a low register
6770 for it and to (iii) ensure the cbranchsi insn generated by the split
6771 respect the constraints of Thumb-1 cbranchsi4_insn and
6773 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
6774 constraints must match those in atomic_compare_and_swap.
6775 (cbranchsi4_scratch): Likewise.
6777 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6779 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
6780 variable. Add the new parameter to the insn generator. Set that
6781 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
6782 return value from the negation of that parameter for Thumb-1, keeping
6783 the logic unchanged otherwise except for using bdst as the destination
6784 register of the compare_and_swap insn.
6785 (arm_split_compare_and_swap): Add explanation about how is the value
6786 returned to the function comment. Rename scratch variable to
6787 neg_bval. Adapt initialization of variables holding operands to the
6788 new operand numbers. Use return register to hold result of store
6789 exclusive for Thumb-1, scratch register otherwise. Construct the
6790 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
6791 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
6792 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
6793 for strongly ordered compare_and_swap.
6794 * config/arm/predicates.md (cc_register_operand): New predicate.
6795 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
6796 match_operand with the new predicate to accept either the CC flag or a
6797 destination register for the boolean return value, restricting it to
6798 CC flag only via constraint. Adapt operand numbers accordingly.
6800 2016-10-26 Jeff Law <law@redhat.com>
6802 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
6804 * config/frv/frv.c (comparison_string): Do not fall through after
6807 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
6809 (expand_one_builtin): Add missing break.
6811 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
6812 (m32c_legitimate_address_p): Likewise.
6814 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
6816 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
6818 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
6821 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
6824 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
6826 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
6828 (rl78_asm_ctor_dtor): Increase buffer size.
6830 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
6832 (xstormy16_asm_output_constructor): Likewise.
6834 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
6837 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
6838 comment to silence warning.
6840 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
6841 (spu_legitimate_address_p): Fix logic error and add missing fallthru
6844 2016-10-26 Michael Matz <matz@suse.de>
6846 PR tree-optimization/78060
6847 PR tree-optimization/78061
6848 PR tree-optimization/78088
6849 * tree-ssa-loop-split.c (easy_exit_values): New function.
6850 (tree_ssa_split_loops): Use it.
6851 (compute_new_first_bound): Change order of operations,
6852 fix invalid use of types.
6854 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
6856 gen-pass-instances.awk is sensitive to the order in which
6857 passes are added; passes that appear later have to be added first.
6861 * config/avr/avr-passes.def: Swap order of directives for
6862 gen-pass-instances.awk.
6864 2016-10-25 Jeff Law <law@redhat.com>
6866 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
6867 (vax_notice_update_cc): Likewise.
6869 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6871 * config.gcc (sparc*-*-solaris2*): Adjust.
6872 (sparc64-*-linux*): Likewise.
6873 * config/sparc/default-64.h: Rename to...
6874 * config/sparc/default64.h: ...this.
6875 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
6877 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
6878 * config/sparc/sparc.h: Minor tweaks.
6879 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
6880 TARGET_ARCH32 throughout. Minor various tweaks throughout.
6882 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6884 * input.c (fcache::file_patch): Add comment about lifetime.
6885 (selftest::cpp_reader_ptr): New class.
6886 (selftest::lexer_test): Convert m_parser from cpp_reader *
6887 to a cpp_reader_ptr, and move m_tempfile to after it.
6888 (selftest::lexer_test::lexer_test): Update for above reordering.
6889 (lexer_test::~lexer_test): Move cleanup of m_parser to
6890 cpp_reader_ptr's dtor.
6892 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6894 * toplev.c (toplev::main): Remove call to
6895 location_adhoc_data_fini.
6897 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
6899 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
6900 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
6902 2016-10-25 David Malcolm <dmalcolm@redhat.com>
6904 * ggc-tests.c (forcibly_ggc_collect): Rename to...
6905 (selftest::forcibly_ggc_collect): ...this, and remove "static".
6906 (test_basic_struct): Update for above renaming.
6907 (test_length): Likewise.
6908 (test_union): Likewise.
6909 (test_finalization): Likewise.
6910 (test_deletable_global): Likewise.
6911 (test_inheritance): Likewise.
6912 (test_chain_next): Likewise.
6913 (test_user_struct): Likewise.
6914 (test_tree_marking): Likewise.
6915 * selftest-run-tests.c (selftest::run_tests): Call
6916 selftest::forcibly_ggc_collect at the end of the selftests.
6917 * selftest.h (selftest::forcibly_ggc_collect): New decl.
6919 2016-10-25 Jakub Jelinek <jakub@redhat.com>
6922 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
6923 * optabs.c (expand_vec_cond_expr): For comparison codes
6924 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
6925 (expand_vec_cmp_expr): For comparison codes
6926 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
6927 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
6928 Add enum tree_code argument.
6929 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
6931 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
6932 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
6934 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
6935 NE_EXPR, attempt to use vcondeq_optab as fallback.
6936 * tree-vect-generic.c (expand_vector_comparison,
6937 expand_vector_divmod, expand_vector_condition): Adjust
6938 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
6939 * tree-vect-stmts.c (vectorizable_condition,
6940 vectorizable_comparison): Likewise.
6941 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
6942 check_bool_pattern, search_type_for_mask_1): Likewise.
6943 * expr.c (do_store_flag): Likewise.
6944 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
6945 @code{vcondeq@var{m}@var{n}}): Document.
6946 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
6949 2016-10-25 Jeff Law <law@redhat.com>
6951 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
6953 (v850_output_aligned_bss): Add missing break.
6955 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
6957 2016-10-25 Martin Liska <mliska@suse.cz>
6960 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
6961 statements as they can also contain possibly a freeing call.
6963 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
6964 Martin Liska <mliska@suse.cz>
6967 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
6968 * ipa-icf.c (sem_function::get_hash): Add target optimization
6971 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
6974 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
6975 Remove partial overlap check for shift by 1.
6976 (ashldi3_neon): Likewise.
6978 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
6980 * config/arm/constraints.md (Q constraint): Document its use for
6982 (Pf constraint): New constraint for relaxed, consume or relaxed memory
6984 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
6985 alternatives to allow any register when memory model matches Pf and
6986 thus lda is used, but only low registers otherwise. Use unpredicated
6987 output template for Thumb-1 targets.
6988 (atomic_store<mode>): Likewise for stl.
6989 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
6990 whose output template does not have predication.
6991 (arm_load_acquire_exclusive<mode>): Likewise.
6992 (arm_load_exclusivesi): Likewise.
6993 (arm_load_acquire_exclusivesi): Likewise.
6994 (arm_store_release_exclusive<mode>): Likewise.
6995 (arm_store_exclusive<mode>): Use unpredicated output template for
6998 2016-10-25 Jakub Jelinek <jakub@redhat.com>
7000 * internal-fn.def (LAUNDER): New internal function.
7001 * internal-fn.c (expand_LAUNDER): New function.
7003 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7004 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7006 New avr target pass to work around performance loss by PR fix.
7010 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
7011 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
7012 * config/avr/predicates.md (extend_operator): New.
7013 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
7014 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
7015 (make_avr_pass_casesi): New prototypes.
7016 * config/avr/avr.c (print-rtl.h): Include it.
7017 (pass_data avr_pass_data_casesi): Data for new pass.
7018 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
7019 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
7020 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
7021 (avr_optimize_casesi): New functions.
7023 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
7024 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
7028 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
7030 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7032 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
7033 DW_AT_rvalue_reference attributes.
7035 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
7037 * doc/invoke.text (Wint-in-bool-context): Update documentation.
7038 * value-prof.c (stringop_block_profile): Fix a warning.
7040 2016-10-24 Martin Sebor <msebor@redhat.com>
7043 * builtins.c (string_length): New function.
7044 (c_strlen): Use string_length. Correctly handle wide strings.
7045 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
7047 (target_int_max): Call target_max_value.
7048 (format_result::knownrange): New data member.
7049 (fmtresult::fmtresult): Define default constructor.
7050 (format_integer): Use it and set format_result::knownrange.
7051 Handle global constants.
7052 (format_floating_max): Add third argument.
7053 (format_floating): Recompute maximum value for %a for each argument.
7054 (get_string_length): Use fmtresult default ctor.
7055 (format_string): Set format_result::knownrange.
7056 (format_directive): Check format_result::knownrange.
7057 (add_bytes): Same. Correct caret placement in diagnostics.
7058 (pass_sprintf_length::compute_format_length): Set
7059 format_result::knownrange.
7060 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
7062 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7064 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
7065 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
7067 2016-10-24 Ximin Luo <infinity0@pwned.gg>
7070 * dwarf2out.c (file_table_relative_p): Remove.
7071 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
7072 also for absolute paths.
7073 * doc/tm.texi: Update.
7074 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
7075 * target.def (force_at_comp_dir): Remove hook.
7076 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
7078 2016-10-24 Richard Biener <rguenther@suse.de>
7080 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
7081 backedges when identifying the single predecessor to take
7082 conditional info from. Use SCEV to get at ranges for loop IVs.
7083 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
7084 avoid false warning.
7086 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
7089 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
7090 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
7091 (avr_address_tiny_absdata_p): New static function.
7092 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
7093 it to determine validity of constant addresses.
7094 (avr_attribute_table) [absdata]: New variable attribute...
7095 (avr_handle_absdata_attribute): ...and handler.
7096 (avr_decl_absdata_p): New static function.
7097 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
7098 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
7099 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
7101 2016-10-24 Richard Biener <rguenther@suse.de>
7103 PR tree-optimization/78076
7104 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
7105 also on the loop tree root.
7107 2016-10-24 Jakub Jelinek <jakub@redhat.com>
7109 * config/i386/i386.c (ix86_fold_builtin): Handle
7110 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
7111 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7112 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
7113 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
7115 2016-10-24 Martin Liska <mliska@suse.cz>
7118 * opts.c (finish_options): Skip conditionally.
7120 2016-10-23 Martin Sebor <msebor@redhat.com>
7123 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
7124 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
7126 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7128 * config/sparc/sparc.md (cpu_feature): Minor tweak.
7129 (enabled): Likewise.
7130 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
7131 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
7132 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
7133 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
7134 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
7135 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
7137 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
7139 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
7140 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
7142 2016-10-21 Andrew Pinski <apinski@cavium.com>
7144 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
7146 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
7147 implementer_id to unsigned char.
7148 Change part_no to unsigned int.
7149 (AARCH64_BIG_LITTLE): New define.
7150 (INVALID_IMP): New define.
7151 (INVALID_CORE): New define.
7152 (cpu_data): Change the last element's implementer_id and part_no to
7154 (valid_bL_string_p): Rewrite to ..
7155 (valid_bL_core_p): this for integers instead of strings.
7156 (parse_field): New function.
7157 (contains_string_p): Rewrite to ...
7158 (contains_core_p): this for integers and only for the part_no.
7159 (host_detect_local_cpu): Rewrite handling of implementation and
7160 par num to be integers; simplifying the code.
7162 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7164 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
7165 value range for pointers in more cases.
7167 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7169 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
7170 Add extra argument to allow emitting the move immediate.
7171 Use add/sub with positive immediate.
7172 (aarch64_add_constant): Add inline function.
7173 (aarch64_add_sp): Likewise.
7174 (aarch64_sub_sp): Likewise.
7175 (aarch64_expand_prologue): Call aarch64_sub_sp.
7176 (aarch64_expand_epilogue): Call aarch64_add_sp.
7177 Decide when to leave out move.
7178 (aarch64_output_mi_thunk): Call aarch64_add_constant.
7180 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
7182 * config/aarch64/aarch64.c (aarch64_layout_frame):
7183 Align FP callee-saves.
7185 2016-10-21 Jakub Jelinek <jakub@redhat.com>
7187 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
7188 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
7190 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
7191 _rdseed64_step): Likewise.
7192 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
7195 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
7196 and tree-ssanames.h.
7197 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
7198 with INTEGER_CST argument.
7199 (ix86_gimple_fold_builtin): New function.
7200 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
7202 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
7203 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
7204 (ranges_table_allocated, ranges_table_in_use,
7205 ranges_by_label_allocated, ranges_by_label_in_use,
7206 RANGES_TABLE_INCREMENT): Removed.
7207 (add_ranges_num): Use vec_safe_push into ranges_table.
7208 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
7209 (output_ranges): Adjust for ranges_table and ranges_by_label
7210 conversion from arrays to vec.
7211 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
7212 conversion from arrays to vec.
7213 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
7214 ranges_table_in_use, ranges_by_label_allocated and
7215 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
7217 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
7218 if needed. Re-add origin_die variable and its initialization.
7220 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
7221 even for -fstack-reuse=none, or for volatile vars etc.
7223 2016-10-21 David Malcolm <dmalcolm@redhat.com>
7225 * print-rtl-function.c (flag_compact): Move extern decl to...
7226 * print-rtl.h (flag_compact): ...here.
7227 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
7228 (ASSERT_RTL_DUMP_EQ): New macro.
7229 (selftest::test_dumping_regs): New function.
7230 (selftest::test_dumping_insns): New function.
7231 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
7233 (selftest::rtl_tests_c_tests): Call the new test functions.
7235 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7237 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7238 (outgoing_edges_match): Likewise.
7239 (try_crossjump_to_edge): Likewise.
7240 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
7241 (rtl_tidy_fallthru_edge): Likewise.
7242 * rtl.h (tablejump_p): Adjust prototype.
7243 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
7245 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7247 * rtl.h (label_ref_label): New function.
7248 (set_label_ref_label): New function.
7249 (LABEL_REF_LABEL): Delete.
7250 * alias.c (rtx_equal_for_memref_p): Adjust.
7251 * cfgbuild.c (make_edges): Likewise.
7252 (purge_dead_tablejump_edges): Likewise.
7253 * cfgexpand.c (convert_debug_memory_address): Likewise.
7254 * cfgrtl.c (patch_jump_insn): Likewise.
7255 * combine.c (distribute_notes): Likewise.
7256 * cse.c (hash_rtx_cb): Likewise.
7257 (exp_equiv_p): Likewise.
7258 (fold_rtx): Likewise.
7259 (check_for_label_ref): Likewise.
7260 * cselib.c (rtx_equal_for_cselib_1): Likewise.
7261 (cselib_hash_rtx): Likewise.
7262 * emit-rtl.c (mark_label_nuses): Likewise.
7263 * explow.c (convert_memory_address_addr_space_1): Likewise.
7264 * final.c (output_asm_label): Likewise.
7265 (output_addr_const): Likewise.
7266 * gcse.c (add_label_notes): Likewise.
7267 * genconfig.c (walk_insn_part): Likewise.
7268 * genrecog.c (validate_pattern): Likewise.
7269 * ifcvt.c (cond_exec_get_condition): Likewise.
7270 (noce_emit_store_flag): Likewise.
7271 (noce_get_alt_condition): Likewise.
7272 (noce_get_condition): Likewise.
7273 * jump.c (maybe_propagate_label_ref): Likewise.
7274 (mark_jump_label_1): Likewise.
7275 (redirect_exp_1): Likewise.
7276 (rtx_renumbered_equal_p): Likewise.
7277 * lra-constraints.c (operands_match_p): Likewise.
7278 * print-rtl.c (print_value): Likewise.
7279 * reload.c (find_reloads): Likewise.
7280 * reload1.c (set_label_offsets): Likewise.
7281 * reorg.c (get_branch_condition): Likewise.
7282 * rtl-tests.c (test_uncond_jump): Likewise.
7283 * rtl.c (rtx_equal_p_cb): Likewise.
7284 (rtx_equal_p): Likewise.
7285 * rtlanal.c (reg_mentioned_p): Likewise.
7286 (rtx_referenced_p): Likewise.
7287 (get_condition): Likewise.
7288 * varasm.c (const_hash_1): Likewise.
7289 (compare_constant): Likewise.
7290 (const_rtx_hash_1): Likewise.
7291 (output_constant_pool_1): Likewise.
7293 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7296 * reload.c (find_valid_class_1): Allow regclass if atleast one
7297 regno in regclass is ok. Compute and use rclass size based on
7298 actually available regnos for mode in rclass.
7300 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
7302 * config/sparc/sparc-modes.def (CCV): New.
7304 * config/sparc/predicates.md (v_comparison_operator): New.
7305 (icc_comparison_operator): Add support for CCV/CCXV.
7306 (xcc_comparison_operator): Likewise.
7307 * config/sparc/sparc.c (output_cbranch): Likewise.
7308 (sparc_print_operand): Likewise.
7309 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7310 (uaddvdi4): New expander.
7311 (addvdi4): Likewise.
7312 (uaddvdi4_sp32): New instruction.
7313 (addvdi4_sp32): Likewise.
7314 (uaddvsi4): New expander.
7315 (addvsi4): Likewise.
7316 (cmp_ccc_plus_sltu_set): New instruction.
7317 (cmp_ccv_plus): Likewise.
7318 (cmp_ccxv_plus): Likewise.
7319 (cmp_ccv_plus_set): Likewise.
7320 (cmp_ccxv_plus_set): Likewise.
7321 (cmp_ccv_plus_sltu_set): Likewise.
7322 (uaddvdi4): New expander.
7323 (subvdi4): Likewise.
7324 (usubdi4_sp32): New instruction.
7325 (subvdi4_sp32): Likewise.
7326 (usubvsi4): New expander.
7327 (subvsi4): Likewise.
7328 (cmpsi_minus_sltu_set): New instruction.
7329 (cmp_ccv_minus): Likewise.
7330 (cmp_ccxv_minus): Likewise.
7331 (cmp_ccv_minus_set): Likewise.
7332 (cmp_ccxv_minus_set): Likewise.
7333 (cmp_ccv_minus_sltu_set): Likewise.
7334 (unegvdi3): New expander.
7335 (negvdi3): Likewise.
7336 (unegdi3_sp32): New instruction.
7337 (negvdi3_sp32): Likewise.
7338 (unegvsi3): New expander.
7339 (negvsi3): Likewise.
7340 (cmp_ccc_neg_sltu_set): New instruction.
7341 (cmp_ccv_neg): Likewise.
7342 (cmp_ccxv_neg): Likewise.
7343 (cmp_ccv_neg_set): Likewise.
7344 (cmp_ccxv_neg_set): Likewise.
7345 (cmp_ccv_neg_sltu_set): Likewise.
7347 * tree-ssa-loop-split.c: Remove trailing spaces.
7348 * match.pd: Likewise.
7350 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7352 PR rtl-optimization/78038
7353 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
7354 be deduced to set REG through the RTL structure.
7355 (make_defs_and_copies_lists): Return false on a failing get_defs call.
7357 2016-10-21 Richard Biener <rguenther@suse.de>
7359 PR tree-optimization/78051
7360 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
7361 and mark replaced if folding did something.
7363 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
7365 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
7366 and "protected" in visibility types.
7367 (rs6000_xcoff_declare_function_name): Fix formatting.
7368 (rs6000_xcoff_declare_object_name): Fix formatting.
7370 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
7373 and IX86_BUILTIN_HUGE_VALQ here ...
7374 (ix86_expand_builtin): ... not here.
7376 2016-10-20 Jakub Jelinek <jakub@redhat.com>
7378 * doc/gty.texi (for_user): Use @item next to @findex.
7380 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
7383 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
7384 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
7385 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
7386 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
7387 __builtin_ia32_lzcnt_u16.
7388 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
7389 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
7390 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
7391 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
7392 (bmi_tzcnt_<mode>): New expander.
7393 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7394 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
7395 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
7396 (lzcnt_<mode>): New expander.
7397 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
7398 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
7399 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
7400 (UINT64_FTYPE_UINT64): New.
7401 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
7402 (__builtin_ia32_lzcnt_u16): New description.
7403 (__builtin_ia32_lzcnt_u32): Ditto.
7404 (__builtin_ia32_lzcnt_u64): Ditto.
7405 (__builtin_ctzs): Remove description.
7406 (__builtin_ia32_tzcnt_u16): New description.
7407 (__builtin_ia32_tzcnt_u32): Ditto.
7408 (__builtin_ia32_tzcnt_u64): Ditto.
7409 * config/i386/i386.c (ix86_expand_args_builtin): Handle
7410 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
7412 2016-10-20 Martin Liska <mliska@suse.cz>
7415 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
7416 comparison with STMT_UID_NOT_IN_RANGE.
7417 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
7420 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
7422 * compare-elim.c (conforming_compare): Accept UNSPECs.
7423 (find_comparison_dom_walker::before_dom_children): Deal with
7424 instructions both using and killing the flags register.
7425 (equivalent_reg_at_start): New function extracted from...
7426 (try_eliminate_compare): ...here. Use it and add support for
7427 registers and UNSPECs as second operand of the compare.
7428 * config/visium/visium-modes.def (CCV): New.
7429 * config/visium/predicates.md (visium_v_comparison_operator): New.
7430 (visium_branch_operator): Deal with CCV mode.
7431 * config/visium/visium.c (visium_select_cc_mode): Likewise.
7432 (output_cbranch): Likewise.
7433 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
7434 (uaddv<mode>4): New expander.
7435 (addv<mode>4): Likewise.
7436 (add<mode>3_insn_set_carry): New instruction.
7437 (add<mode>3_insn_set_overflow): Likewise.
7438 (addsi3_insn_set_overflow): Likewise.
7439 (usubv<mode>4): New expander.
7440 (subv<mode>4): Likewise.
7441 (sub<mode>3_insn_set_carry): New instruction.
7442 (sub<mode>3_insn_set_overflow): Likewise.
7443 (subsi3_insn_set_overflow): Likewise.
7444 (unegv<mode>3): New expander.
7445 (negv<mode>3): Likewise.
7446 (neg<mode>2_insn_set_overflow): New instruction.
7447 (addv_tst<mode>): Likewise.
7448 (subv_tst<mode>): Likewise.
7449 (negv_tst<mode>): Likewise.
7450 (cbranch<mode>4_addv_insn): New splitter and instruction.
7451 (cbranch<mode>4_subv_insn): Likewise.
7452 (cbranch<mode>4_negv_insn): Likewise.
7454 2016-10-20 Richard Biener <rguenther@suse.de>
7456 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
7457 Handle decls possibly not bound.
7458 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
7459 nothing_id for decls that might not be bound if we are interested
7461 (get_constraint_for_component_ref): Deal with that.
7463 2016-10-20 Michael Matz <matz@suse.de>
7466 * common.opt (-fsplit-loops): New flag.
7467 * passes.def (pass_loop_split): Add.
7468 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
7469 (enable_fdo_optimizations): Add loop splitting.
7470 * timevar.def (TV_LOOP_SPLIT): Add.
7471 * tree-pass.h (make_pass_loop_split): Declare.
7472 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
7473 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
7474 * tree-ssa-loop-split.c: New file.
7475 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
7476 * doc/invoke.texi (fsplit-loops): Document.
7477 * doc/passes.texi (Loop optimization): Add paragraph about loop
7480 2016-10-20 Richard Biener <rguenther@suse.de>
7482 * cgraphunit.c (analyze_functions): Set node->definition to
7483 false to signal symbol removal to debug_hooks->late_global_decl.
7484 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
7485 WPA signal symbol removal to the debuginfo machinery.
7486 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
7487 using early_finised to guard the we're called for symbol
7488 removal case look at the symtabs definition flag.
7489 (gen_variable_die): Remove redundant check.
7491 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7493 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
7495 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7497 PR tree-optimization/53979
7498 * match.pd ((a ^ b) | a -> a | b): New pattern.
7500 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
7502 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
7503 config/pa/pa64-hpux-lib.h.
7504 (PA_CRTBEGIN_HACK): Likewise.
7505 (DTOR_LIST_BEGIN): Likewise.
7507 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7509 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
7510 register only if "in" and "out" are different registers.
7512 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
7514 * omp-low.c (pass_oacc_device_lower::gate): New method.
7515 (execute): Always call execute_oacc_device_lower.
7517 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7519 PR tree-optimization/77916
7520 PR tree-optimization/77937
7521 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
7523 (insert_initializers): Requirement of initializer for -1 should be
7524 based on pointer-typedness of the candidate basis.
7526 2016-10-19 Bin Cheng <bin.cheng@arm.com>
7528 PR tree-optimization/78005
7529 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
7530 upper (included) bound for niters of prolog loop.
7531 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
7532 Compute niters of scalar loop above which vectorized loop is
7533 preferred, as well as the upper (included) bound for the niters.
7534 (vect_do_peeling): Record niter bound for loops accordingly.
7536 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7539 * tree-core.h (enum tree_index): Put the complex types after their
7541 * tree-streamer.c (verify_common_node_recorded): New function.
7542 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
7544 2016-10-19 Martin Liska <mliska@suse.cz>
7546 * cgraph.h (cgraph_edge::binds_to_current_def_p):
7547 Replace NULL with false as a return value.
7549 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
7551 PR tree-optimization/78024
7552 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
7553 don't clear BB_VISITED after processing.
7555 2016-10-19 Richard Biener <rguenther@suse.de>
7557 * domwalk.c (dom_walker::walk): Use RPO order.
7559 2016-10-19 Richard Biener <rguenther@suse.de>
7561 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
7563 (evrp_dom_walker::~evrp_dom_walker): Free it.
7564 (evrp_dom_walker::stmts_to_remove): Add.
7565 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
7566 whose output we fully propagate for removal. Propagate
7567 into BB destination PHI arguments.
7568 (execute_early_vrp): Remove queued stmts. Dump value ranges
7569 before stmt removal.
7571 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
7573 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
7574 * passes.def: Add two instances of pass_walloca.
7575 * tree-pass.h (make_pass_walloca): New.
7576 * gimple-ssa-warn-alloca.c: New file.
7577 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
7578 -Wvla-larger-than= options.
7580 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
7582 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
7583 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
7585 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
7587 * config/rs6000/altivec.h (vec_xl_len): New macro.
7588 (vec_xst_len): New macro.
7589 (vec_cmpnez): New macro.
7590 (vec_cntlz_lsbb): New macro.
7591 (vec_cnttz_lsbb): New macro.
7592 (vec_xlx): New macro.
7593 (vec_xrx): New macro.
7594 (vec_all_nez): New C++ predicate template.
7595 (vec_any_eqz): New C++ predicate template.
7596 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
7597 conditional compilation.
7598 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
7599 conditional compilation.
7600 (vec_all_nez): New macro.
7601 (vec_any_eqz): New macro.
7602 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
7604 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
7606 * config/rs6000/vector.md (VI): Moved this mode iterator
7607 definition from altivec.md to vector.md.
7608 (UNSPEC_NEZ_P): New value.
7609 (vector_ne_<mode>_p): New expansion for implementation of
7610 vec_all_ne and vec_any_eq built-in functions.
7611 (vector_nez_<mode>_p): New expansion for implementation of
7612 vec_all_nez and vec_any_eqz built-in functions.
7613 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
7614 and vec_any_eq built-in function.
7615 (cr6_test_for_zero): New commentary to explain this expansion.
7616 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
7617 (cr6_test_for_lt): New commentary to explain this expansion.
7618 (cr6_test_for_lt_reverse): New commentary to explain this
7620 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7621 overloaded function prototypes for vec_all_ne, vec_all_nez,
7622 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
7623 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
7625 (altivec_resolve_overloaded_builtin): Modify the handling of
7626 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
7627 the compiler is configured to support TARGET_P9_VECTOR.
7628 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
7629 to explain the special processing that is given to predicate
7630 built-ins introduced using this macro.
7631 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
7632 the special processing given to predicate built-ins introduced
7634 (BU_VSX_P): Likewise.
7635 (BU_P8V_AV_P): Likewise.
7636 (BU_P9V_AV_P): Likewise.
7637 (BU_P9V_AV_X): New macro.
7638 (BU_P9V_64BIT_AV_X): New macro.
7639 (BU_P9V_VSX_3): New macro.
7640 (BU_P9V_OVERLOAD_P): New macro.
7641 (LXVL): New BU_P9V_64BIT_VSX_2.
7642 (VEXTUBLX): New BU_P9V_AV_2.
7643 (VEXTUBRX): Likewise.
7644 (VEXTUHLX): Likewise.
7645 (VEXTUHRX): Likewise.
7646 (VEXTUWLX): Likewise.
7647 (VEXTUWRX): Likewise.
7648 (STXVL): New BU_P9V_64BIT_AV_X.
7649 (VCLZLSBB): New BU_P9V_AV_1.
7650 (VCTZLSBB): Likewise.
7651 (CMPNEB): New BU_P9V_AV_2.
7656 (VCMPNEB_P): New BU_P9V_AV_P.
7657 (VCMPNEH_P): Likewise.
7658 (VCMPNEW_P): Likewise.
7659 (VCMPNED_P): Likewise.
7660 (VCMPNEFP_P): Likewise.
7661 (VCMPNEDP_P): Likewise.
7662 (CMPNEZB): New BU_P9V_AV_2.
7663 (CMPNEZH): Likewise.
7664 (CMPNEZW): Likewise.
7665 (VCMPNEZB_P): New BU_P9V_AV_P.
7666 (VCMPNEZH_P): Likewise.
7667 (VCMPNEZW_P): Likewise.
7668 (LXVL): New BU_P9V_OVERLOAD_2.
7669 (STXVL): New BU_P9V_OVERLOAD_3.
7670 (VEXTULX): New BU_P9V_OVERLOAD_2.
7671 (VEXTURX): Likewise.
7673 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
7674 (VCMPNE_P): Likewise.
7675 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
7676 (VCTZLSBB): Likewise.
7677 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
7678 comment to explain mode used for scratch register.
7679 (altivec_expand_stxvl_builtin): New function.
7680 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
7681 (altivec_init_builtins): Add initialized variable
7682 void_ftype_v16qi_pvoid_long and use this type to define the
7683 built-in function __builtin_altivec_stxvl.
7684 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
7685 (UNSPEC_STXVL): New value.
7686 (UNSPEC_VCLZLSBB): New value.
7687 (UNSPEC_VCTZLSBB): New value.
7688 (UNSPEC_VEXTUBLX): New value.
7689 (UNSPEC_VEXTUHLX): New value.
7690 (UNSPEC_VEXTUWLX): New value.
7691 (UNSPEC_VEXTUBRX): New value.
7692 (UNSPEC_VEXTUHRX): New value.
7693 (UNSPEC_VEXTUWRX): New value.
7694 (UNSPEC_VCMPNEB): New value.
7695 (UNSPEC_VCMPNEZB): New value.
7696 (UNSPEC_VCMPNEH): New value.
7697 (UNSPEC_VCMPNEZH): New value.
7698 (UNSPEC_VCMPNEW): New value.
7699 (UNSPEC_VCMPNEZW): New value.
7700 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7701 vector of integer modes.
7702 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
7703 vector of float or double modes.
7704 (*vector_nez_<mode>_p): New insn for vector test all not equal or
7706 (lxvl): New expand for load VSX vector with length.
7707 (*lxvl): New insn for load VSX vector with length.
7708 (stxvl): New expand for store VSX vector with length.
7709 (*stxvl): New insn for store VSX vector with length.
7710 (vcmpneb): New insn for vector of byte compare not equal.
7711 (vcmpnezb): New insn for vector of byte compare not equal or zero.
7712 (vcmpneh): New insn for vector of half word compare not equal.
7713 (vcmpnezh): New insn for vector of half word compare not equal or
7715 (vcmpnew): New insn for vector of word compare not equal.
7716 (vcmpne<VSs>): New insn for vector of float or double compare not
7718 (vcmpnezw): New insn for vector of word compare not equal or zero.
7719 (vclzlsbb): New insn for vector count leading zero
7720 least-significant bits byte.
7721 (vctzlsbb): New insn for vector count trailing zero least
7722 signficant bits byte.
7723 (vextublx): New insn for vector extract unsigned byte left
7725 (vextubrx): New insn for vector extract unsigned byte right
7727 (vextuhlx): New insn for vector extract unsigned half word left
7729 (vextuhrx): New insn for vector extract unsigned half word right
7731 (vextuwlx): New insn for vector extract unsigned word left
7733 (vextuwrx): New insn for vector extract unsigned word right
7735 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
7736 clarify intent of this constant.
7737 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
7738 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
7739 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
7740 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
7741 and vec_xrx functions.
7743 2016-10-18 Andrew Pinski <apinski@cavium.com>
7746 * predict.c (is_exit_with_zero_arg): New function.
7747 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
7750 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
7753 * config/i386/i386.c (legitimize_tls_address)
7754 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
7755 convert dest to Pmode if different than Pmode.
7757 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7759 PR tree-optimization/77916
7760 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
7761 stopgap fix, as pointers with -1 increment are still broken.
7763 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
7765 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
7766 mapping class decoration from here...
7767 (rs6000_xcoff_encode_section): ...to here.
7769 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
7770 if shrink-wrapping and optimizing for speed.
7772 2016-10-18 Richard Biener <rguenther@suse.de>
7774 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
7775 not visited but non-executable predecessors. Return taken edge.
7776 Simplify conditions and refactor propagation vs. folding step.
7778 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
7780 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
7781 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
7782 (rs6000_get_separate_components): Assert we do not have those
7783 strategies selected.
7785 2016-10-18 Richard Biener <rguenther@suse.de>
7787 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
7788 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
7790 (substitute_and_fold_dom_walker): Adjust constructor.
7791 (substitute_and_fold_dom_walker::before_dom_children): Remove
7792 do_dce flag and handling (always true).
7793 (substitute_and_fold): Likewise.
7794 * tree-vrp.c (vrp_finalize): Adjust.
7795 (execute_early_vrp): Remove final BB_VISITED clearing.
7796 * tree-ssa-ccp.c (ccp_finalize): Adjust.
7797 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7798 * ira.c (ira): Call clear_bb_flags.
7800 2016-10-18 Richard Biener <rguenther@suse.de>
7802 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
7803 get at the operand to look at with TREE_OPERAND for generic
7806 2016-10-18 David Malcolm <dmalcolm@redhat.com>
7808 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
7810 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
7811 (write_test_expr): Use rtx_reader_ptr for calls to
7813 (write_attr_value): Likewise.
7814 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
7815 call to print_md_ptr_loc.
7816 (write_one_condition): Likewise for calls to print_c_condition.
7817 * genconstants.c: Include "statistics.h" and "vec.h".
7818 (main): Update for conversion to member functions.
7819 * genemit.c (emit_c_code): Use rtx_reader_ptr for
7820 call to print_md_ptr_loc.
7821 * genenums.c: Include "statistics.h" and "vec.h".
7822 (main): Update for conversion of traverse_enum_types to a method.
7823 * genmddeps.c: Include "statistics.h" and "vec.h".
7824 * genoutput.c (process_template): Use rtx_reader_ptr for call to
7826 * genpreds.c (write_predicate_subfunction): Likewise.
7827 (write_predicate_expr): Likewise for calls to print_c_condition.
7828 * genrecog.c (print_test): Likewise.
7829 * gensupport.c (process_rtx): Likewise for calls to
7830 copy_md_ptr_loc and join_c_conditions.
7831 (alter_test_for_insn): Likewise for call to join_c_conditions.
7832 (process_substs_on_one_elem): Likewise.
7833 (gen_mnemonic_setattr): Update for move of string_obstack to a
7834 field of rtx_reader.
7835 (mnemonic_htab_callback): Likewise. Fix formatting.
7836 (gen_mnemonic_attr): Likewise.
7837 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
7838 to print_c_condition.
7839 * read-md.c: Include "statistics.h" and "vec.h".
7840 (string_obstack): Convert this global to field "m_string_obstack"
7841 of class rtx_reader.
7842 (ptr_locs): Likewise, as "m_ptr_locs".
7843 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
7844 (joined_conditions): Likewise, as "m_joined_conditions".
7845 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
7846 (md_constants): Likewise, as "m_md_constants".
7847 (enum_types): Likewise, as "m_enum_types".
7848 (set_md_ptr_loc): Convert to...
7849 (rtx_reader::set_md_ptr_loc): ...member function.
7850 (get_md_ptr_loc): Convert to...
7851 (rtx_reader::get_md_ptr_loc): ...member function.
7852 (copy_md_ptr_loc): Convert to...
7853 (rtx_reader::copy_md_ptr_loc): ...member function.
7854 (fprint_md_ptr_loc): Convert to...
7855 (rtx_reader::fprint_md_ptr_loc): ...member function.
7856 (print_md_ptr_loc): Convert to...
7857 (rtx_reader::print_md_ptr_loc): ...member function.
7858 (join_c_conditions): Convert to...
7859 (rtx_reader::join_c_conditions): ...member function.
7860 (fprint_c_condition): Convert to...
7861 (rtx_reader::fprint_c_condition): ...member function.
7862 (print_c_condition): Convert to...
7863 (rtx_reader::print_c_condition): ...member function.
7864 (read_name): Convert to...
7865 (rtx_reader::read_name): ...member function.
7866 (read_escape): Convert to...
7867 (rtx_reader::read_escape): ...member function.
7868 (read_quoted_string): Convert to...
7869 (rtx_reader::read_quoted_string): ...member function.
7870 (read_braced_string): Convert to...
7871 (rtx_reader::read_braced_string): ...member function.
7872 (read_string): Convert to...
7873 (rtx_reader::read_string): ...member function.
7874 (read_skip_construct): Convert to...
7875 (rtx_reader::read_skip_construct): ...member function.
7876 (handle_constants): Convert to...
7877 (rtx_reader::handle_constants): ...member function.
7878 (traverse_md_constants): Convert to...
7879 (rtx_reader::traverse_md_constants): ...member function.
7880 (handle_enum): Convert to...
7881 (rtx_reader::handle_enum): ...member function.
7882 (lookup_enum_type): Convert to...
7883 (rtx_reader::lookup_enum_type): ...member function.
7884 (traverse_enum_types): Convert to...
7885 (rtx_reader::traverse_enum_types): ...member function.
7886 (rtx_reader::rtx_reader): Move initializations
7887 of various former global data from rtx_reader::read_md_files to
7888 here, as fields, along with the call to unlock_std_streams.
7889 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
7891 (rtx_reader::read_md_files): Move initializations of various
7892 global data from here to the ctor.
7893 * read-md.h (read_name): Convert to...
7894 (rtx_reader::read_name): ...member function.
7895 (rtx_reader::read_escape): New method decl.
7896 (read_quoted_string): Convert to...
7897 (rtx_reader::read_quoted_string): ...member function.
7898 (rtx_reader::read_braced_string): New method decl.
7899 (read_string): Convert to...
7900 (rtx_reader::read_string): ...member function.
7901 (rtx_reader::read_skip_construct): New method decl.
7902 (rtx_reader::set_md_ptr_loc): New method decl.
7903 (rtx_reader::get_md_ptr_loc): New method decl.
7904 (copy_md_ptr_loc): Convert to...
7905 (rtx_reader::copy_md_ptr_loc): ...member function.
7906 (fprint_md_ptr_loc): Convert to...
7907 (rtx_reader::fprint_md_ptr_loc): ...member function.
7908 (print_md_ptr_loc): Convert to...
7909 (rtx_reader::print_md_ptr_loc): ...member function.
7910 (rtx_reader::lookup_enum_type): New method decl.
7911 (rtx_reader::traverse_enum_types): New method decl.
7912 (rtx_reader::handle_constants): New method decl.
7913 (traverse_md_constants): Convert to...
7914 (rtx_reader::traverse_md_constants): ...member function.
7915 (rtx_reader::handle_enum): New method decl.
7916 (rtx_reader::join_c_conditions): New method decl.
7917 (fprint_c_condition): Convert to...
7918 (rtx_reader::fprint_c_condition): ...member function.
7919 (print_c_condition): Convert to...
7920 (rtx_reader::print_c_condition): ...member function.
7921 (rtx_reader::apply_iterator_to_string): New method decl.
7922 (rtx_reader::copy_rtx_for_iterators): New method decl.
7923 (rtx_reader::read_conditions): New method decl.
7924 (rtx_reader::record_potential_iterator_use): New method decl.
7925 (rtx_reader::read_mapping): New method decl.
7926 (rtx_reader::read_rtx): New method decl.
7927 (rtx_reader::read_rtx_code): New method decl.
7928 (rtx_reader::read_rtx_operand): New method decl.
7929 (rtx_reader::read_nested_rtx): New method decl.
7930 (rtx_reader::read_rtx_variadic): New method decl.
7931 (rtx_reader::get_string_obstack): New method.
7932 (rtx_reader::get_md_constants): New method.
7933 (string_obstack): Convert global variable decl to...
7934 (rtx_reader::m_string_obstack): ...this new field.
7935 (rtx_reader::m_ptr_locs): New field.
7936 (rtx_reader::m_ptr_loc_obstack): New field.
7937 (rtx_reader::m_joined_conditions): New field.
7938 (rtx_reader::m_joined_conditions_obstack): New field.
7939 (rtx_reader::m_md_constants): New field.
7940 (rtx_reader::m_enum_types): New field.
7941 * read-rtl.c (apply_iterator_to_string): Convert to...
7942 (rtx_reader::apply_iterator_to_string): ...member function.
7943 (copy_rtx_for_iterators): Convert to...
7944 (rtx_reader::copy_rtx_for_iterators): ...member function.
7945 (add_condition_to_string): Use rtx_reader_ptr for
7946 calls join_c_conditions.
7947 (apply_iterators): Use rtx_reader_ptr for calls to
7948 join_c_conditions and copy_rtx_for_iterators.
7949 (read_conditions): Convert to...
7950 (rtx_reader::read_conditions): ...member function.
7951 (record_potential_iterator_use): Convert to...
7952 (rtx_reader::record_potential_iterator_use): ...member function.
7953 (read_mapping): Convert to...
7954 (rtx_reader::read_mapping): ...member function.
7955 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
7956 (read_rtx): Convert to...
7957 (rtx_reader::read_rtx): ...member function.
7958 (read_rtx_code): Convert to...
7959 (rtx_reader::read_rtx_code): ...member function.
7960 (read_rtx_operand): Convert to...
7961 (rtx_reader::read_rtx_operand): ...member function. Update for move
7962 of string_obstack to a field.
7963 (read_nested_rtx): Convert to..
7964 (rtx_reader::read_nested_rtx): ...member function.
7965 (read_rtx_variadic): Convert to..
7966 (rtx_reader::read_rtx_variadic): ...member function.
7968 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7970 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
7972 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7974 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
7975 for pointer type too.
7976 (ipcp_update_vr): set_ptr_nonnull for pointer.
7978 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
7980 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
7981 pt_solution_singleton_p.
7982 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
7983 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
7984 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
7985 pointer nonnull computed by VRP.
7986 Also Conservatively set pt.null to 1.
7987 (pt_solution_reset): Conservatively set pt.null to 1.
7988 (pt_solution_singleton_or_null_p): Renamed from
7989 pt_solution_singleton_p.
7990 * tree-ssanames.h (set_ptr_nonnull): Declare.
7991 (get_ptr_nonnull): Likewise.
7992 * tree-ssanames.c (set_ptr_nonnull): New.
7993 (get_ptr_nonnull): Likewise.
7994 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
7995 (evrp_dom_walker::before_dom_children): Likewise.
7997 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
7999 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8000 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8001 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8002 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8003 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
8004 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
8005 (rs6000_option_override_internal): Clear it if ABI_AIX.
8006 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
8007 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
8009 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8011 * gimple-ssa-strength-reduction.c (record_increment): Remove
8014 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8016 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
8017 that the result is non-zero if it is true.
8018 (maybe_expand_shift): New wrapper around expand_shift_1.
8019 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
8021 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8023 PR tree-optimization/77916
8024 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
8025 Don't allow a MINUS_EXPR for pointer arithmetic for either known
8027 (record_increment): Increments of -1 for unknown strides just use
8028 a multiply initializer like other negative values.
8029 (analyze_increments): Remove stopgap solution for -1 increment
8030 applied to pointer arithmetic.
8032 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
8034 * dominance.c (dom_info::dom_info): Add new constructor for region
8035 which is vector of basic blocks.
8036 (dom_init): New method to initialize members common for both
8038 (dom_info::dom_info): Invoke dom_init for partial initialization.
8039 (dom_info::get_idom): Add check to corner cases on basic blocks which
8041 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
8042 to detect unreachable bbs.
8043 (dom_info::calc_idoms): Likewise.
8044 (compute_dom_fast_query_in_region): New function.
8045 (calculate_dominance_info_for_region): Likewise.
8046 (free_dominance_info_for_region): Likewise.
8047 * dominance.h: Add prototypes for introduced region-based functions
8048 * tree-if-conv.c (build_region): New function.
8049 (if_convertible_loop_p_1): Invoke local version of post-dominators
8050 calculation before basic block predication with subsequent freeing
8051 post-dominator info.
8052 (tree_if_conversion): Remove free of post-dominator info
8053 (pass_if_conversion::execute): Delete detection of infinite loops
8054 and fake edges to exit block since post-dominator calculation is
8055 performed per if-converted loop only.
8057 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
8060 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8061 register explicitly.
8062 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
8063 optimizing for size.
8065 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8067 * config/aarch64/aarch64.c: Delete inclusion of
8068 cortex-a57-fma-steering.h.
8069 (aarch64_override_options): Delete call
8070 to aarch64_register_fma_steering.
8071 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8072 * config/aarch64/cortex-a57-fma-steering.h: Delete.
8073 * config/aarch64/aarch64-passes.def: New file.
8074 * config/aarch64/cortex-a57-fma-steering.c
8075 (aarch64_register_fma_steering): Delete definition.
8076 (make_pass_fma_steering): Remove static qualifier.
8077 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
8078 (cortex-a57-fma-steering.o): Remove dependency on
8079 cortex-a57-fma-steering.h.
8081 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
8083 * explow.c (validize_mem): Do not modify the argument in-place.
8085 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
8087 * tree-streamer.c (record_common_node): Explicitly list expected
8090 2016-10-17 Richard Biener <rguenther@suse.de>
8092 PR tree-optimization/77988
8093 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
8095 2016-10-17 Marek Polacek <polacek@redhat.com>
8097 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
8099 2016-10-17 Richard Biener <rguenther@suse.de>
8101 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
8104 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8106 PR tree-optimization/71636
8107 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
8109 2016-10-17 Richard Biener <rguenther@suse.de>
8111 * gimplify.c (gimplify_function_tree): Do not move the outer
8114 2016-10-17 Jakub Jelinek <jakub@redhat.com>
8116 * langhooks.h (struct lang_hooks_for_decls): Remove
8117 function_decl_explicit_p, function_decl_deleted_p and
8118 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
8119 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
8120 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8121 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
8122 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
8123 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
8124 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
8125 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
8126 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
8127 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
8128 * langhooks.c (lhd_decl_dwarf_attribute): New function.
8129 * dwarf2out.c (gen_subprogram_die): Use
8130 lang_hooks.decls.decl_dwarf_attribute instead of
8131 lang_hooks.decls.function_decl_*.
8133 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8137 * common.opt (-ftrampolines): New option.
8138 * doc/invoke.texi (Code Gen Options): Document it.
8139 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8140 * doc/tm.texi: Regenerate.
8141 * builtins.def: Add init_descriptor and adjust_descriptor.
8142 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
8143 on platforms with descriptors.
8144 (expand_builtin_init_descriptor): New function.
8145 (expand_builtin_adjust_descriptor): Likewise.
8146 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
8147 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
8148 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
8149 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
8150 Set STATIC_CHAIN_REG_P on the static chain register, if any.
8151 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
8152 (expand_call): Likewise. Move around call to prepare_call_address
8153 and pass all flags to it.
8154 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
8155 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
8156 (gimple_call_set_by_descriptor): New setter.
8157 (gimple_call_by_descriptor_p): New getter.
8158 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
8159 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
8160 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
8161 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8162 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
8163 * rtl.h (STATIC_CHAIN_REG_P): New macro.
8164 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
8165 * target.def (custom_function_descriptors): New POD hook.
8166 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
8167 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
8168 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
8169 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
8170 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
8171 (build_common_builtin_nodes): Initialize init_descriptor and
8173 * tree-nested.c: Include target.h.
8174 (struct nesting_info): Add 'any_descr_created' field.
8175 (get_descriptor_type): New function.
8176 (lookup_element_for_decl): New function extracted from...
8177 (create_field_for_decl): Likewise.
8178 (lookup_tramp_for_decl): ...here. Adjust.
8179 (lookup_descr_for_decl): New function.
8180 (convert_tramp_reference_op): Deal with descriptors.
8181 (build_init_call_stmt): New function extracted from...
8182 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
8183 * defaults.h (FUNCTION_ALIGNMENT): Define.
8184 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
8185 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8186 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8187 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
8188 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
8190 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
8192 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
8193 constants in CONST_VECTORs.
8195 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8197 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
8198 register as destination of bmask.
8199 (vector_init_bshuffle): Likewise.
8200 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
8201 (bmaskdi_vis): Enable only in 64-bit mode.
8203 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
8205 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
8206 make LR a separately shrink-wrapped component unless savres_strategy
8207 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
8208 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
8209 wrapping when not both {SAVE,REST}_INLINE_GPRS.
8211 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
8213 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
8214 and keep looping on failure.
8216 2016-10-14 David Malcolm <dmalcolm@redhat.com>
8218 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
8220 (print_rtx_function): Update example in comment for...
8221 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
8222 non-virtual pseudos with a '%' sigil followed by the regno, offset
8223 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
8224 pseudo is dumped as "%0".
8226 2016-10-14 Jakub Jelinek <jakub@redhat.com>
8229 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
8232 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
8234 * config/sparc/sparc-passes.def: New file.
8235 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
8236 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
8237 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
8239 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8241 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
8242 loop peel to loops with exit test at the beginning.
8244 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
8246 PR rtl-optimization/68212
8247 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
8248 frequency when computing scale factor for peeled copies.
8249 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
8250 values for switch/peel blocks/edges.
8252 2016-10-14 Pedro Alves <palves@redhat.com>
8254 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
8256 2016-10-14 Catherine Moore <clm@codesourcery.com>
8258 * config/mips/mips.c (mips_prepare_pch_save): Initialize
8259 micromips_globals to zero.
8261 2016-10-14 Richard Biener <rguenther@suse.de>
8263 PR tree-optimization/77979
8264 * tree-vrp.c (compare_name_with_value): Handle released SSA names
8265 in the equivalency sets.
8266 (compare_names): Likewise.
8268 2016-10-14 Martin Liska <mliska@suse.cz>
8270 * builtins.h(target_char_cst_p): Declare the function.
8271 * builtins.c (fold_builtin_memchr): Remove.
8272 (target_char_cst_p): Move the function from gimple-fold.c.
8273 (fold_builtin_3): Do not call the function.
8274 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
8275 (gimple_fold_builtin): Call the function.
8276 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
8278 2016-10-14 Martin Liska <mliska@suse.cz>
8280 * builtins.c (fold_builtin_strcmp): Remove function.
8281 (fold_builtin_strncmp): Likewise.
8282 (fold_builtin_2): Remove call of the function.
8283 (fold_builtin_3): Likewise.
8284 * fold-const-call.c (fold_const_call): Add constant folding
8285 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
8286 * fold-const-call.h (build_cmp_result): Declare the function.
8287 * gimple-fold.c (gimple_load_first_char): New function.
8288 (gimple_fold_builtin_string_compare): Likewise.
8289 (gimple_fold_builtin): Call the function.
8291 2016-10-14 Nathan Sidwell <nathan@acm.org>
8293 * gcov-io.c (gcov_open): Deconstify 'mode'.
8295 2016-10-14 Martin Liska <mliska@suse.cz>
8297 * fold-const.c (c_getstr): Support of properly \0-terminated
8298 string constants. New argument is added.
8299 * fold-const.h: New argument is added.
8301 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8303 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
8305 (aarch64_print_hint_for_core): Likewise.
8306 (aarch64_print_hint_for_arch): Likewise.
8307 (aarch64_validate_march): Use it. Fix indentation in type signature.
8308 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
8309 (aarch64_validate_mtune): Likewise.
8310 (aarch64_handle_attr_arch): Likewise.
8311 (aarch64_handle_attr_cpu): Likewise.
8312 (aarch64_handle_attr_tune): Likewise.
8314 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8316 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
8319 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
8321 * config/m68k/m68k.c (m68k_option_override): Check
8322 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
8323 instead of stack_limit_rtx.
8325 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8327 * dwarf2out.c (gen_member_die): Handle inline static data member
8330 2016-10-13 Nathan Sidwell <nathan@acm.org>
8332 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
8333 gcov_var.mode. Remove unnecessary fstat.
8335 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
8338 * function.c (thread_prologue_and_epilogue_insns): Call all
8339 make_*logue_seq in the same order as traditional. Call them
8340 all a second time if shrink_wrapped_separate.
8342 2016-10-13 Marek Polacek <polacek@redhat.com>
8344 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
8345 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
8348 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8350 PR tree-optimization/77937
8351 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
8352 to infinite when we have a pointer with an increment of -1.
8354 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8356 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
8358 * memmodel.h: This file.
8359 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
8360 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
8361 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
8362 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
8363 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
8364 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
8365 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
8366 compare-elim.c, config/aarch64/aarch64-builtins.c,
8367 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
8368 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
8369 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
8370 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
8371 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
8372 config/darwin.c, config/epiphany/epiphany.c,
8373 config/epiphany/mode-switch-use.c,
8374 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
8375 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
8376 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
8377 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
8378 config/m68k/m68k.c, config/mcore/mcore.c,
8379 config/microblaze/microblaze.c, config/mmix/mmix.c,
8380 config/mn10300/mn10300.c, config/moxie/moxie.c,
8381 config/msp430/msp430.c, config/nds32/nds32-cost.c,
8382 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
8383 config/nds32/nds32-memory-manipulation.c,
8384 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
8385 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
8386 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
8387 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
8388 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
8389 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
8390 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
8391 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
8392 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
8393 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
8394 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
8395 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
8396 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
8397 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
8398 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
8399 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
8400 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
8401 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
8402 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
8403 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
8404 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
8405 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
8406 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
8407 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
8408 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
8409 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
8410 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
8411 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
8412 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
8413 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
8414 var-tracking.c, varasm.c: Include memmodel.h.
8415 * genattrtab.c (write_header): Include memmodel.h in generated file.
8416 * genautomata.c (main): Likewise.
8417 * gengtype.c (open_base_files): Likewise.
8418 * genopinit.c (main): Likewise.
8419 * genconditions.c (write_header): Include memmodel.h earlier in
8421 * genemit.c (main): Likewise.
8422 * genoutput.c (output_prologue): Likewise.
8423 * genpeep.c (main): Likewise.
8424 * genpreds.c (write_insn_preds_c): Likewise.
8425 * genrecog.c (write_header): Likewise.
8426 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
8428 2016-10-13 David Malcolm <dmalcolm@redhat.com>
8430 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
8431 for new "compact" param of print_rtx_function. Check for "cinsn"
8433 * print-rtl-function.c (flag_compact): New decl.
8434 (print_rtx_function): Add param "compact" and use it to set
8435 flag_compact, adding a description of the effect to the leading
8436 comment, and updating the example output.
8437 * print-rtl.c (flag_compact): New variable.
8438 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
8440 (print_rtx_operand_code_i): When printing source locations, wrap
8441 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
8442 (print_rtx_operand_code_r): Don't print regnos for hard regs and
8443 virtuals in compact mode.
8444 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
8445 apart from in LABEL_REFs.
8446 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
8447 Don't print basic block ids in compact mode.
8448 (print_rtx): In compact mode, prefix the code of insns with "c",
8449 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
8450 * print-rtl.h (print_rtx_function): Add "compact" param.
8452 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8454 * arm.h (TARGET_VFP): Delete.
8455 (TARGET_VFPD32): Remove references to TARGET_VFP.
8456 (TARGET_VFP3, TARGET_VFP5): Likewise.
8457 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
8458 (TARGET_NEON_FP16): Likewise.
8459 (TARGET_FMA): Likewise.
8460 (TARGET_CRYPTO): Likewise.
8461 (TARGET_NEON): Likewise.
8462 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
8463 (FUNCTION_ARG_REGNO_P): Likewise.
8464 * arm.c (arm_option_check_internal): Likewise.
8465 (arm_option_override): Likewise.
8466 (use_return_insn): Likewise.
8467 (arm_function_value_regno_p): Likewise.
8468 (arm_apply_result_size): Likewise.
8469 (use_vfp_abi): Likewise.
8470 (arm_legitimate_address_outer_p): Likewise.
8471 (thumb2_legitimate_address_p): Likewise.
8472 (arm_legitimate_index_p): Likewise.
8473 (thumb2_legitimate_index_p): Likewise.
8474 (arm_legitimate_address): Likewise.
8475 (arm_get_vfp_saved_size): Likewise.
8476 (arm_emit_vfp_multi_reg_pop): Likewise.
8477 (arm_get_frame_offsets): Likewise.
8478 (arm_save_coproc_regs): Likewise.
8479 (arm_hard_regno_mode_ok): Likewise.
8480 (arm_expand_epilogue_apcs_frame): Likewise.
8481 (arm_expand_epilogue): Likewise.
8482 (arm_file_start): Likewise.
8483 (arm_conditional_register_usage): Likewise.
8484 (arm_validize_comparison): Use vfp_compare_operand directly.
8485 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
8486 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
8488 (arm_atomic_assign_expand_fenv): Likewise.
8489 * arm.md (divsf3): Likewise.
8490 (arm_negsi2): Likewise.
8492 (arm_movdi): Likewise.
8493 (arm_movt): Likewise.
8494 (cbranchsf4): Change predicate to vfp_compare_operand.
8495 (cbranchdf4): Change predicate to vfp_compare_operand.
8496 (cstorehf4): Change predicate to vfp_compare_operand.
8497 (cstoresf4): Change predicate to vfp_compare_operand.
8498 (cstoredf4): Change predicate to vfp_compare_operand.
8499 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
8500 (movhi_insn_arch4, movhi_bytes): Likewise.
8501 * constraints.md (Dt): Likewise.
8503 * iterators.md (SDF): Likewise.
8504 * predicates.md (arm_float_compare_operand): Delete.
8505 (const_double_vcvt_power_of_two_reciprocal): Remove references to
8507 (const_double_vcvt_power_of_two): Likewise.
8508 * thumb2.md thumb2_movsi_insn): Likewise.
8509 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
8510 (movhf_vfp): Likewise.
8511 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
8512 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
8513 (movsf_vfp, thumb2_movsf_vfp): Likewise.
8514 (movdf_vfp, thumb2_movdf_vfp): Likewise.
8515 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
8516 (subsf3_vfp, divsf3_vfp): Likewise.
8517 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
8518 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
8519 (mulsf3negsfsubsf_vfp): Likewise.
8520 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
8521 (floatunssisf2, sqrtsf2_vfp): Likewise.
8522 (movcc_vfp): Likewise.
8523 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
8524 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
8525 (push_multi_vfp): Likewise.
8526 (set_fpscr, get_fpscr): Likewise.
8527 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
8529 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
8531 * arm.h (TARGET_VFP): Unconditionally define to 1.
8532 (arm_fpu_desc): Remove 'model' field.
8533 (TARGET_FPU_MODEL): Delete.
8534 * arm.c (all_fpus): Don't initialize the model field.
8535 (arm_can_inline_p): Don't check the FPU model.
8536 * arm-fpus.def: Remove redundant model field from all FPU
8539 2016-10-13 Richard Biener <rguenther@suse.de>
8542 * genmatch.c (struct capture): Add value_match member.
8543 (commutate): Preserve value_match.
8544 (lower_opt_convert): Likewise.
8545 (lower_cond): Likewise.
8546 (replace_id): Likewise.
8547 (struct dt_operand): Add value_match member.
8548 (decision_tree::cmp_node): Compare it.
8549 (decision_tree::insert_operand): Honor it when finding and
8550 when appending a DT_MATCH.
8551 (dt_operand::gen_match_op): Generate a type check after
8552 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
8553 (parser::get_internal_capture_id): New helper.
8554 (parser::finish_match_operand): New function lowering @@<id>.
8555 (parser::parse_capture): Parse @@<id> as value-match.
8556 (parser::parse_expr): Use get_internal_capture_id.
8557 (parser::parse_simplify): Call finish_match_operand.
8558 (walk_captures): New helper.
8559 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
8561 ((X /[ex] A) * A -> X): Likewise.
8562 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
8563 convert[12] and value-matching.
8564 ((A | B) & (A | C) -> A | (B & C)): Likewise.
8565 ((X | Y) | Y -> X | Y): Likewise.
8566 ((X ^ Y) ^ Y -> X): Likewise.
8567 (A - (A & B) -> ~B & A): Likewise.
8568 ((T)(P + A) - (T)P -> (T) A): Likewise.
8569 ((T)P - (T)(P + A) -> -(T) A): Likewise.
8570 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
8571 * doc/match-and-simplify.texi: Amend capture section.
8573 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8575 * config/arc/arc.md (umul_600): Remove predicated variant.
8576 (umul64_600): Likewise.
8578 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
8580 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
8582 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8584 * tree-vect-loop.c (loop_niters_no_overflow): New func.
8585 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
8586 no-overflow information to vect_do_peeling_for_loop_bound and
8587 vect_gen_vector_loop_niters.
8589 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8591 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
8594 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8596 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
8597 adjust_vec automatically.
8598 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
8599 param exit_bb to guard_to.
8600 (slpeel_checking_verify_cfg_after_peeling):
8601 (set_prologue_iterations):
8602 (create_lcssa_for_virtual_phi): New func which is factored out from
8603 slpeel_tree_peel_loop_to_edge.
8604 (slpeel_tree_peel_loop_to_edge):
8605 (iv_phi_p): New func.
8606 (vect_can_advance_ivs_p): Call iv_phi_p.
8607 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
8608 new gimple stmts in basic block.
8609 (vect_gen_niters_for_prolog_loop): Rename to...
8610 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
8611 adjust implementation.
8612 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
8613 sizetype if necessary.
8614 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
8615 it to external function.
8616 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
8617 (vect_gen_vector_loop_niters_mult_vf): New.
8618 (slpeel_update_phi_nodes_for_loops): New.
8619 (slpeel_update_phi_nodes_for_guard1): Reimplement.
8620 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
8621 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
8622 * tree-vect-loop.c (vect_build_loop_niters): Move to file
8623 tree-vect-loop-manip.c
8624 (vect_generate_tmps_on_preheader): Delete.
8625 (vect_transform_loop): Rename vectorization_factor to vf. Call
8626 vect_do_peeling instead of vect_do_peeling-* functions.
8627 * tree-vectorizer.h (vect_do_peeling): New decl.
8628 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
8629 (vect_do_peeling_for_loop_bound): Delete.
8630 (vect_do_peeling_for_alignment): Delete.
8632 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8634 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
8635 duplicated loop after its preheader and after the original loop.
8637 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8639 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
8640 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
8642 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8644 * tree-vect-loop.c (vectorizable_live_operation): Support handling
8645 for live variable outside loop but not in lcssa form.
8647 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8649 * cfg.c (reset_original_copy_tables): New func.
8650 * cfg.h (reset_original_copy_tables): New decl.
8652 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8655 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
8657 * varasm.c (default_binds_local_p_3): Formatting fix.
8659 2016-10-13 Bin Cheng <bin.cheng@arm.com>
8661 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
8663 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
8664 Remove useless code.
8666 2016-10-13 Martin Liska <mliska@suse.cz>
8668 PR tree-optimization/77943
8669 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
8670 a different EH landing pads.
8672 2016-10-13 Jakub Jelinek <jakub@redhat.com>
8675 * hooks.h (hook_tree_void_null): Declare.
8676 * hooks.c (hook_tree_void_null): New function.
8677 * langhooks.c (lhd_return_null_tree_v): Remove.
8678 * langhooks-def.h (lhd_return_null_tree_v): Remove.
8679 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
8680 set y to const0_rtx.
8681 * function.c (stack_protect_epilogue): Likewise.
8682 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
8683 if TARGET_THREAD_SSP_OFFSET is defined.
8684 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8685 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8686 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8687 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8688 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
8689 (ix86_stack_protect_guard): New function.
8691 2016-10-13 Richard Biener <rguenther@suse.de>
8693 * dwarf2out.c (tree_add_const_value_attribute): Do not try
8694 rtl_for_decl_init during early phase.
8695 (gen_variable_die): Do not create locations during early phase.
8696 (gen_label_die): Likewise.
8697 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
8700 2016-10-12 Richard Biener <rguenther@suse.de>
8702 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
8703 try_add_new_range and made to eturn new range.
8704 (evrp_dom_walker::before_dom_children): Push op1 value range before
8705 pushing op0 value range.
8707 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8709 PR tree-optimization/77937
8710 * gimple-ssa-strength-reduction.c (analyze_increments): Use
8711 POINTER_TYPE_P on the candidate type to determine whether
8712 candidates in this chain require pointer arithmetic.
8714 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
8716 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
8717 correction if the type is smaller than a word.
8718 (visium_select_cc_mode): Add ... fall through ... comment.
8720 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8722 * config/rs6000/rs6000.c (machine_function): Add new fields
8723 gpr_is_wrapped_separately and lr_is_wrapped_separately.
8724 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
8725 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
8726 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
8727 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
8728 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
8729 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
8730 (rs6000_get_separate_components): New function.
8731 (rs6000_components_for_bb): New function.
8732 (rs6000_disqualify_components): New function.
8733 (rs6000_emit_prologue_components): New function.
8734 (rs6000_emit_epilogue_components): New function.
8735 (rs6000_set_handled_components): New function.
8736 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
8737 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
8738 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
8739 (rs6000_emit_epilogue): Don't emit GPR restores if
8740 gpr_is_wrapped_separately for that register. Don't make a
8741 REG_CFA_RESTORE note for registers we did not restore, either.
8743 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8745 * function.c (thread_prologue_and_epilogue_insns): Call
8746 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
8747 if it has possibly changed. Compute the split_prologue_seq and
8748 epilogue_seq later, too.
8749 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
8750 (dump_components): New function.
8751 (struct sw): New struct.
8753 (init_separate_shrink_wrap): New function.
8754 (fini_separate_shrink_wrap): New function.
8755 (place_prologue_for_one_component): New function.
8756 (spread_components): New function.
8757 (disqualify_problematic_components): New function.
8758 (emit_common_heads_for_components): New function.
8759 (emit_common_tails_for_components): New function.
8760 (insert_prologue_epilogue_for_components): New function.
8761 (try_shrink_wrapping_separate): New function.
8762 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
8764 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8766 * regrename.c (build_def_use): Invalidate chains that have a
8767 REG_CFA_RESTORE on some instruction.
8769 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8771 * dce.c (delete_unmarked_insns): Don't delete instructions with
8772 a REG_CFA_RESTORE note.
8774 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8776 * common.opt (-fshrink-wrap-separate): New flag.
8777 * doc/invoke.texi: Document it.
8778 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
8779 * doc/tm.texi: Regenerate.
8780 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
8781 * target.def (shrink_wrap): New hook vector.
8782 (get_separate_components, components_for_bb, disqualify_components,
8783 emit_prologue_components, emit_epilogue_components,
8784 set_handled_components): New hooks.
8786 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
8788 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
8789 vector return by reference only if -Wpsabi.
8790 (rs6000_pass_by_reference): Similarly, for argument passing.
8792 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8794 * function-tests.c: Include "print-rtl.h".
8795 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
8796 function, and verify what is dumped.
8797 * print-rtl-function.c (print_edge): New function.
8798 (begin_any_block): New function.
8799 (end_any_block): New function.
8800 (can_have_basic_block_p): New function.
8801 (print_rtx_function): Track the basic blocks of insns in the
8802 chain, wrapping those that are within blocks within "(block)"
8803 directives. Remove the "(cfg)" directive.
8805 2016-10-12 David Malcolm <dmalcolm@redhat.com>
8807 * selftest.c (selftest::read_file): New function.
8808 (selftest::test_read_file): New function.
8809 (selftest::selftest_c_tests): Call test_read_file.
8810 * selftest.h (selftest::read_file): New decl.
8812 2016-10-12 Richard Biener <rguenther@suse.de>
8815 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
8818 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
8820 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
8822 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
8823 dwarf2out_assembly_start.
8825 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
8827 * Makefile.in (SELFTEST_FLAGS): New variable.
8828 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
8830 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
8833 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
8835 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
8836 dumped in RTL dumps.
8838 2016-10-12 Martin Liska <mliska@suse.cz>
8840 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
8841 (gimple_fold_builtin_memory_op): Use the function.
8842 (gimple_fold_builtin_strchr): Likewise.
8843 (gimple_fold_builtin_strcat): Likewise.
8844 (gimple_build): Likewise.
8846 2016-10-12 Nathan Sidwell <nathan@acm.org>
8848 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
8850 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8852 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
8853 equivalent 32-bit constant (modulo 2**32) when that yields
8854 smaller instructions.
8855 (size_of_int_loc_descriptor): Update accordingly.
8857 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
8859 * dwarf2out.c (dwarf2out_early_global_decl): For nested
8860 functions, call dwarf2out_decl on the parent function first.
8862 2016-10-12 Richard Biener <rguenther@suse.de>
8864 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
8867 2016-10-12 Richard Biener <rguenther@suse.de>
8869 * tree-ssa-propagate.c
8870 (substitute_and_fold_dom_walker::before_dom_children): Do not
8871 ignore ASSERT_EXPRs but only preserve them.
8872 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
8873 that have been propagated into.
8874 (vrp_finalize): Enable DCE for substitute_and_fold.
8876 2016-10-12 Richard Biener <rguenther@suse.de>
8878 PR tree-optimization/77920
8879 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
8880 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
8881 (simplify_abs_using_ranges): Likewise.
8882 (simplify_conversion_using_ranges): Likewise.
8883 (simplify_stmt_using_ranges): Adjust.
8885 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8887 PR tree-optimization/77929
8888 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
8889 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
8891 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8894 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
8895 needs a base register for arg 1.
8897 2016-10-12 Jakub Jelinek <jakub@redhat.com>
8899 * common.opt (Wimplicit-fallthrough) Turn into alias to
8900 -Wimplicit-fallthrough=3. Remove EnabledBy.
8901 (Wimplicit-fallthrough=): New option.
8902 * gimplify.c (warn_implicit_fallthrough_r): Use
8903 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
8904 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
8905 to -Wimplicit-fallthrough=3.
8906 (-Wimplicit-fallthrough=): Document.
8908 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8910 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
8911 and GEU in DImode if TARGET_SUBXC.
8912 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
8913 (seqdi<W:mode>_zero_subxc): Delete.
8914 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
8915 (neg_seqdi<W:mode>_zero_vis3): Delete.
8916 (plus_seqdi<W:mode>_zero): Likewise.
8917 (minus_seqdi<W:mode>_zero): Likewise.
8918 (plus_plus_sltu<W:mode>): Accept only register.
8919 (addx<W:mode>): Likewise.
8920 (plus_sltu<W:mode>_vis3): Likewise.
8921 (plus_plus_sltu<W:mode>_vis3): Likewise.
8922 (neg_sgeu<W:mode>_vis3): Delete.
8923 (minus_sgeu<W:mode>_vis3): Likewise.
8924 (addxc<W:mode>): Accept only registers.
8925 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8926 (minus_neg_sltu<W:mode>_subxc): Accept only register.
8927 (neg_plus_sltu<W:mode>_subxc): Likewise.
8928 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
8929 (minus_minus_sltu<W:mode>_subxc): Accept only register.
8930 (sgeu<W:mode>_insn_subxc): Delete.
8931 (plus_sgeu<W:mode>_subxc): Likewise.
8932 (subxc<W:mode>): Accept only register.
8933 (scc splitter): Split always GEU again.
8935 2016-10-11 Jeff Law <law@redhat.com>
8937 PR tree-optimization/77424
8938 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
8939 dead conditionals. Assert that all e->aux fields are NULL.
8941 2016-10-11 David Malcolm <dmalcolm@redhat.com>
8943 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
8944 operand-printing "switch" statement into...
8945 (print_rtx_operand_code_0): ...this new function, ...
8946 (print_rtx_operand_code_e): ...this new function, ...
8947 (print_rtx_operand_codes_E_and_V): ...this new function, ...
8948 (print_rtx_operand_code_i): ...this new function, ...
8949 (print_rtx_operand_code_r): ...this new function, ...
8950 (print_rtx_operand_code_u): ...this new function, ...
8951 (print_rtx_operand): ...and this new function.
8953 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
8955 * config/alpha/alpha-passes.def: New file.
8956 * config/alpha/t-alpha: New file.
8957 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
8958 (make_pass_handle_trap_shadows): New prototype.
8959 (make_pass_align_insns): Ditto.
8960 * config/alpha/alpha.c (alpha_option_override): Don't register
8962 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
8964 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
8967 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
8968 distinct __ibm128 IBM extended double type if long doubles are
8969 128-bits and the default format for long double is IEEE 128-bit.
8971 2016-10-11 Richard Biener <rguenther@suse.de>
8973 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
8974 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
8975 (verify_die): New function.
8976 (dwarf2out_finish): Call it.
8977 (output_line_info): Handle case of -gsplit-dwarf without
8978 DWARF2_ASM_LINE_DEBUG_INFO.
8980 2016-10-11 Richard Biener <rguenther@suse.de>
8983 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
8984 sub-chains of BLOCK_VARS and gimple_bind_vars.
8986 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
8988 * config/i386/znver1.md : Fix imov/imovx load type reservations.
8990 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
8992 * config/sparc/sparc.opt (msubxc): New option.
8993 * doc/invoke.texi (SPARC options): Document it and tidy up.
8994 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
8995 * doc/tm.texi: Regenerate.
8996 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
8998 (CCX_NOOV): Rename into...
9002 * config/sparc/predicates.m (fcc_register_operand): Simplify.
9003 (fcc0_register_operand): Likewise.
9004 (icc_register_operand): New.
9005 (icc_or_fcc_register_operand): Simplify.
9006 (nz_comparison_operator): New.
9007 (c_comparison_operator): Likewise.
9008 (noov_compare_operator): Rename into...
9009 (icc_comparison_operator): ...this. Use above predicates.
9010 (noov_compare64_operator): Rename into...
9011 (v9_comparison_operator): ...this and tidy up.
9012 (fcc_comparison_operator): New.
9013 (icc_or_fcc_comparison_operator): Likewise.
9014 (v9_register_compare_operator): Rename info...
9015 (v9_register_comparison_operator): ...this.
9016 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
9017 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
9019 (sparc_fixed_condition_code_regs): New function.
9020 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
9021 renaming and add support for CCC/CCXC.
9022 (output_cbranch): Likewise.
9023 (sparc_print_operand): Likewise.
9024 (gen_v9_scc): Remove obsolete assertion.
9025 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
9026 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
9027 (output_cbcond): Remove bogus handling of CC modes.
9028 (sparc_register_move_cost): Return 100 for NO_REGS.
9029 * config/sparc/sparc.md (W): New mode iterator.
9030 (length): Adjust for noov_compare64_operator renaming.
9031 (cmpsi_sne): New instruction.
9032 (cmpdi_sne): Likewise.
9033 (seqdi_special): Delete.
9034 (seqdi_special): Likewise.
9035 (snesi<P:mode>_special): Likewise.
9036 (snedi_special): Likewise.
9037 (snedi_special_vis3): Likewise.
9038 (snesi patterns): Use W iterator.
9039 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
9040 (sltu patterns): Likewise.
9041 (sgeu patterns): Likewise.
9042 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
9043 (normal_branch): Use icc_comparison_operator predicate.
9044 (inverted_branch): Likewise.
9045 (cbcond_sp32): Use comparison_operator predicate.
9046 (cbcond_sp64): Likewise.
9047 (normal_int_branch_sp64): Adjust for renaming
9048 (inverted_int_branch_sp64): Likewise.
9049 (mov<I:mode>_cc_reg_sp64): Likewise.
9050 (movsf_cc_reg_sp6): Likewise.
9051 (movdf_cc_reg_sp64): Likewise.
9052 (movtf_cc_reg_hq_sp64): Likewise.
9053 (movtf_cc_reg_sp64): Likewise.
9054 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
9055 (movsf_cc_v9): Likewise.
9056 (movdf_cc_v9): Likewise.
9057 (movtf_cc_hq_v9): Likewise.
9058 (movtf_cc_v9): Likewise.
9059 (adddi3): Call gen_adddi3_sp32.
9060 (adddi3_insn_sp32): Rename to...
9061 (adddi3_sp32): ...this. Accept only register_operand as operand #1
9062 and use CCCmode for the carry.
9063 (addx_extend_sp32): Use CCCmode for the carry.
9064 (addx_extend_sp64): Delete.
9065 (adddi3_extend_sp32): Use CCCmode for the carry.
9066 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
9067 (subdi3): Call gen_subdi3_sp32.
9068 (subdi3_insn_sp32): Rename to...
9069 (subdi3_sp32): ...this and use CCmode for the carry.
9070 (subx_extend_sp32): Use CCCmode for the carry.
9071 (subx_extend_sp64): Delete.
9072 (subdi3_extend_sp32): Use CCmode for the carry.
9073 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
9074 (negdi3): Call gen_negdi3_sp32.
9075 (negdi3_sp32): Use CCCmode for the carry.
9076 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
9077 (cmp_nz_ashift_1): Use CCNZ mode.
9078 (cmp_nz_set_ashift_1): Likewise.
9079 (ctrapsi4): Use comparison_operator predicate.
9080 (ctrapdi4): Likewise.
9081 (trapsi_insn): Use icc_comparison_operator predicate.
9082 (trapdi_insn): Likewise.
9083 (edge8 patterns): Use CCNZmode.
9084 (edge16 patterns): Likewise.
9085 (edge32 patterns): Likewise.
9087 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9089 * config/visium/visium-modes.def (CC_NOOV): Rename into...
9091 (CC_BTST): Rename into...
9093 * config/visium/predicates.md (real_add_operand): New.
9094 (visium_btst_operator): Rename into...
9095 (visium_equality_comparison_operator): ...this.
9096 (visium_noov_operator): Rename into...
9097 (visium_nz_comparison_operator): ...this.
9098 (visium_c_comparison_operator): New.
9099 (visium_branch_operator): Adjust and deal with all CC modes.
9100 * config/visium/visium.c (visium_adjust_cost): Adjust.
9101 (visium_split_double_add): Use the *_set_carry patterns.
9102 (visium_select_cc_mode): Add support for CCC mode and adjust.
9103 (output_cbranch): Adjust and use the carry-based operators for
9104 floating-point comparisons.
9105 * config/visium/visium.md (flags_subst_arith): Adjust.
9106 (addsi3_insn_set_carry): New instruction.
9107 (subsi3_insn_set_carry): Likewise.
9108 (negsi2_insn_set_carry): Likewise.
9110 (cmp<mode>_sne): Likewise.
9111 (cbranch<mode>4): Use ordered_comparison_operator.
9112 (cbranch<mode>4_insn): Likewise.
9113 (cbranchsi4_btst_insn): Adjust.
9115 2016-10-11 Tom de Vries <tom@codesourcery.com>
9118 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
9121 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
9123 * tree.h (build_complex_type): Add second parameter with default.
9124 * tree.c (build_complex_type): Add NAMED second parameter and adjust
9125 recursive call. Create a TYPE_DECL only if NAMED is true.
9126 (build_common_tree_nodes): Pass true in calls to build_complex_type.
9128 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
9130 New avr-passes.def to register AVR specific passes.
9132 * config/avr/avr-passes.def: New file.
9133 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
9134 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
9135 (make_avr_pass_recompute_note): New proto.
9136 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
9137 (avr_pass_recompute_notes): Use anonymous namespace.
9138 (avr_register_passes): Remove function...
9139 (avr_option_override): ...and its call.
9141 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
9143 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
9144 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
9145 PTF_AVOID_BRANCHLIKELY_SPEED for others.
9146 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
9148 * config/mips/mips.c (mips_option_override): Enable the branch
9149 likely depending on the tune flags and optimization level.
9150 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
9151 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
9152 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
9153 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
9155 2016-10-11 Richard Biener <rguenther@suse.de>
9157 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
9158 (output_function): Properly stream the whole block tree.
9159 * lto-streamer-in.c (input_function): Likewise.
9161 2016-10-11 Marek Polacek <polacek@redhat.com>
9163 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
9165 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9167 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
9168 (evrp_dom_walker::before_dom_children): Infer and push new value
9169 ranges for x in y < x.
9171 2016-10-10 Joseph Myers <joseph@codesourcery.com>
9174 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
9175 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
9176 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9177 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
9178 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
9179 (IA64_NO_LIBGCC_TFMODE): Likewise.
9181 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
9183 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
9186 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
9188 * config.gcc: Add aarch64-*-freebsd* support.
9189 * config.host: Likewise.
9190 * config/aarch64/aarch64-freebsd.h: New file.
9191 * config/aarch64/t-aarch64-freebsd: Ditto.
9193 2016-10-10 Jeff Law <law@redhat.com>
9195 PR tree-optimization/71947
9196 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
9197 B with A within a single statement.
9199 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9201 PR tree-optimization/77824
9202 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
9203 zero cost for copies.
9204 (find_candidates_dom_walker::before_dom_children): Replace
9205 MODIFY_EXPR with SSA_NAME.
9206 (replace_mult_candidate): Likewise.
9207 (replace_profitable_candidates): Likewise.
9209 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9211 * config/s390/s390.h: Wrap more macros args in brackets and fix
9213 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
9215 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
9217 2016-10-10 Andreas Schwab <schwab@suse.de>
9220 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
9221 pseudo is not DImode.
9223 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
9225 * common/config/arc/arc-common.c (arc_option_optimization_table):
9226 Remove compact casesi option.
9227 * config/arc/arc.c (arc_override_options): Use compact casesi
9228 option only for pre-ARCv2 cores.
9229 * doc/invoke.texi (mcompact-casesi): Update text.
9231 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9233 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
9234 Add macro to say we can efficiently handle overlapping unaligned
9236 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
9237 poor code for processors older than p8.
9239 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
9241 * gen-pass-instances.awk: Remove GNUism.
9243 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9245 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
9246 NULL of (*ipcp_transformations)][node->uid].
9248 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
9250 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
9251 (MALLOC_ABI_ALIGNMENT): Define.
9253 2016-10-09 Jakub Jelinek <jakub@redhat.com>
9255 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
9256 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
9257 VAR_OR_FUNCTION_DECL_P macros.
9258 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
9259 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
9260 chkp_find_bounds_1): Likewise.
9261 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
9262 * hsa-gen.c (get_symbol_for_decl): Likewise.
9263 * cgraphunit.c (check_global_declaration, analyze_functions,
9264 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
9266 * gimple-fold.c (can_refer_decl_in_current_unit_p,
9267 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
9269 * tree.c (set_decl_section_name, copy_node_stat,
9270 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
9271 merge_dllimport_decl_attributes, handle_dll_attribute,
9272 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
9273 verify_type): Likewise.
9274 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
9275 find_explicit_erroneous_behavior): Likewise.
9276 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
9277 * ipa.c (process_references): Likewise.
9278 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
9279 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
9280 notice_global_symbol, assemble_variable, mark_decl_referenced,
9281 build_constant_desc, output_constant_def_contents, do_assemble_alias,
9282 make_decl_one_only, default_section_type_flags,
9283 categorize_decl_for_section, default_encode_section_info): Likewise.
9284 * trans-mem.c (requires_barrier): Likewise.
9285 * gimple-expr.c (mark_addressable): Likewise.
9286 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
9287 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
9288 expand_debug_expr): Likewise.
9289 * tree-dump.c (dequeue_and_dump): Likewise.
9290 * ubsan.c (instrument_bool_enum_load): Likewise.
9291 * tree-pretty-print.c (print_declaration): Likewise.
9292 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
9293 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
9294 * asan.c (asan_protect_global, instrument_derefs): Likewise.
9295 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
9296 pass_build_ssa::execute): Likewise.
9297 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
9298 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
9300 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
9302 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
9303 can_be_nonlocal, remap_decls, copy_debug_stmt,
9304 initialize_inlined_parameters, add_local_variables,
9305 reset_debug_binding, replace_locals_op): Likewise.
9306 * dse.c (can_escape): Likewise.
9307 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
9309 * tree-diagnostic.c (default_tree_printer): Likewise.
9310 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
9311 unpack_ts_decl_with_vis_value_fields,
9312 lto_input_ts_decl_common_tree_pointers): Likewise.
9313 * builtins.c (builtin_save_expr, fold_builtin_expect,
9314 readonly_data_expr): Likewise.
9315 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
9316 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
9318 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
9319 * gimplify.c (force_constant_size, gimplify_bind_expr,
9320 gimplify_decl_expr, gimplify_var_or_parm_decl,
9321 gimplify_compound_lval, gimplify_init_constructor,
9322 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
9323 gimplify_type_sizes): Likewise.
9324 * cgraphbuild.c (record_reference, record_type_list, mark_address,
9325 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
9326 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
9327 remove_unused_locals): Likewise.
9328 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
9329 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
9330 * function.c (instantiate_expr, instantiate_decls_1,
9331 setjmp_vars_warning, add_local_decl): Likewise.
9332 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
9334 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
9335 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
9336 optimize_va_list_gpr_fpr_size): Likewise.
9337 * tree-nrv.c (pass_nrv::execute): Likewise.
9338 * tsan.c (instrument_expr): Likewise.
9339 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
9340 * vtable-verify.c (verify_bb_vtables): Likewise.
9341 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
9342 get_ref_base_and_extent): Likewise.
9343 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
9345 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
9346 analyze_all_variable_accesses): Likewise.
9347 * tree-nested.c (get_nonlocal_debug_decl,
9348 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
9349 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
9350 get_local_debug_decl, convert_local_omp_clauses,
9351 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
9353 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
9354 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
9355 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
9356 dbxout_symbol, dbxout_common_check): Likewise.
9357 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
9358 string_constant): Likewise.
9359 * hsa.c (hsa_get_declaration_name): Likewise.
9360 * passes.c (rest_of_decl_compilation): Likewise.
9361 * tree-ssanames.c (make_ssa_name_fn): Likewise.
9362 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
9363 pack_ts_decl_with_vis_value_fields,
9364 write_ts_decl_common_tree_pointers): Likewise.
9365 * stor-layout.c (place_field): Likewise.
9366 * symtab.c (symtab_node::maybe_create_reference,
9367 symtab_node::verify_base, symtab_node::make_decl_local,
9368 symtab_node::copy_visibility_from,
9369 symtab_node::can_increase_alignment_p): Likewise.
9370 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
9371 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
9372 fortran_common, add_location_or_const_value_attribute,
9373 add_scalar_info, add_linkage_name, set_block_abstract_flags,
9374 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
9375 optimize_one_addr_into_implicit_ptr,
9376 optimize_location_into_implicit_ptr): Likewise.
9377 * gimple-low.c (record_vars_into): Likewise.
9378 * ipa-visibility.c (update_vtable_references): Likewise.
9379 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
9381 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
9382 DFS::DFS_write_tree_body, write_symbol): Likewise.
9383 * langhooks.c (lhd_warn_unused_global_decl,
9384 lhd_set_decl_assembler_name): Likewise.
9385 * attribs.c (decl_attributes): Likewise.
9386 * except.c (output_ttype): Likewise.
9387 * varpool.c (varpool_node::get_create, ctor_for_folding,
9388 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
9389 * fold-const.c (fold_unary_loc): Likewise.
9390 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
9391 ipa_find_agg_cst_from_init): Likewise.
9392 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
9393 expand_omp_target, lower_omp_regimplify_p,
9394 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
9395 find_link_var_op): Likewise.
9396 * tree-chrec.c (chrec_contains_symbols): Likewise.
9397 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
9398 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
9399 execute_fixup_cfg): Likewise.
9401 PR tree-optimization/77901
9402 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
9403 if ranges[i].exp is SSA_NAME when looking for >= and only when
9404 ranges[i].exp is NULL or SSA_NAME when looking for the other
9407 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9409 * ipa-cp.c (ipcp_alignment_lattice): Remove.
9410 (ipcp_param_lattices): Remove field alignment.
9411 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
9412 (set_all_contains_variable): Remove call to
9413 ipcp_alignment_lattice::set_to_bottom.
9414 (initialize_node_lattices): Likewise.
9415 (propagate_alignment_accross_jump_function): Remove.
9416 (propagate_constants_accross_call): Remove call to
9417 propagate_alignment_accross_jump_function.
9418 (ipcp_store_alignment_results): Remove.
9419 (ipcp_driver): Remove call to ipcp_store_alignment_results.
9420 (propagate_bits_accross_jump_function): Handle ancestor jump function.
9421 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
9422 pretty-printing of alignment jump function.
9423 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
9424 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
9425 alignments and remove computing ipa_alignment jump function.
9426 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
9427 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
9428 (ipa_read_jump_function): Remove reading of ipa_alignment.
9429 (write_ipcp_transformation_info): Remove streaming for alignment
9430 propagation summary.
9431 (read_ipcp_transformation_info): Remove reading of alignment
9432 propagation summary.
9433 (ipcp_update_alignments): Remove.
9434 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
9436 (ipcp_transform_function): Remove call to ipcp_update_alignments()
9437 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
9438 * ipa-prop.h (ipa_alignment): Remove.
9439 (ipa_jump_func): Remove field alignment.
9440 (ipcp_transformation_summary): Remove field alignments.
9441 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
9442 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
9443 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
9445 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
9447 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
9449 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
9451 (visium_expand_fp_cstore): Likewise.
9453 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9455 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
9456 * diagnostic.c (warning_at_rich_loc_n): New function.
9457 (diagnostic_n_impl_richloc): Likewise.
9458 (diagnostic_n_impl): Move most of the function to
9459 diagnostic_n_impl_richloc and call it.
9461 2016-10-08 Jakub Jelinek <jakub@redhat.com>
9463 * gen-pass-instances.awk: Rewritten.
9464 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
9465 $(PASSES_EXTRA) after passes.def to the script.
9466 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
9467 * config/i386/i386-passes.def: New file.
9468 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
9469 make_pass_stv): Declare.
9470 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
9472 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
9474 (pass_stv::clone, pass_stv::set_pass_param): New methods.
9475 (pass_stv::timode_p): New non-static data member.
9476 (ix86_option_override): Don't register passes here.
9478 * doc/invoke.texi: Document accepting Else, fallthrough.
9480 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
9483 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
9484 FALLTHRU comment styles.
9486 2016-10-07 Andrew Pinski <apinski@cavium.com>
9488 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
9489 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
9490 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
9492 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
9494 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
9496 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
9497 (AARCH64_ARCH): Likewise.
9498 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
9500 (AARCH64_CORE): Likewise.
9501 (AARCH64_ARCH): Likewise.
9502 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
9503 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9504 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
9505 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
9506 (AARCH64_ARCH): Likewise.
9507 (AARCH64_CORE): Likewise.
9508 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
9509 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
9510 (AARCH64_CORE): Likewise.
9511 (AARCH64_ARCH): Likewise.
9513 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9515 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
9516 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
9517 floating point type infrastructre, and -mfloat128 that enables the
9518 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
9519 if -mfloat128-type. Define __ibm128 to be long double by default.
9520 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
9521 the IEEE 128-bit floating point type infrastructure should
9522 automatically be enabled.
9523 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
9524 instead of -mfloat128 to enable KFmode.
9525 (rs6000_option_override_internal): Split the option -mfloat128
9526 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
9527 systems, automatically set -mfloat128-type, but don't enable it on
9528 other operating systems. Move setting the long double size and
9529 IEEE quad support before the IEEE 128-bit floating point changes.
9530 (rs6000_init_builtins): Do not create a unique type for __ibm128
9531 if long double is IBM extended double, instead rely on __ibm128
9532 being defined as 'long double'. If -mfloat128-type and not
9533 -mfloat128, create the KFmode type with an undocumented __ieee128
9535 (rs6000_init_libfuncs): Use -mfloat128-type instead of
9536 -mfloat128 for tests about the types, but keep tests for
9537 -mfloat128 to enable the keyword support.
9538 (rs6000_complex_function_value): Likewise.
9539 (rs6000_scalar_mode_supported_p): Likewise.
9540 (rs6000_floatn_mode): Likewise.
9541 (rs6000_c_mode_for_suffix): Likewise.
9542 (rs6000_opt_masks): Add -mfloat128-type.
9543 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
9544 -mfloat128-type being split from -mfloat128. Add
9545 -mfloat128-hardware, which was missing.
9546 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
9547 -mfloat128 and -mfloat128-type:
9548 (-mfloat128-type): Likewise.
9549 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
9550 that 64-bit Linux systems with enable -mfloat128-type by default
9552 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
9553 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
9554 -mfloat128-type instead of -mfloat128.
9555 (FLOAT128_2REG_P): Likewise.
9556 (MASK_FLOAT128_TYPE): Likewise.
9557 (ALTIVEC_ARG_MAX_RETURN): Likewise.
9558 (RS6000_BTM_FLOAT128): Likewise.
9559 (TARGET_FLOAT128): Poison old identifiers.
9560 (OPTION_MASK_FLOAT128): Likewise.
9561 (MASK_FLOAT128): Likewise.
9562 * config/rs6000/rs6000.md (FP): Likewise.
9563 (FLOAT128): Likewise.
9564 (fix_trunc<mode>di2): Likewise.
9565 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9566 (floatdi<mode>2): Likewise.
9567 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
9568 (neg<mode>2, FLOAT128 iterator): Likewise.
9569 (abs<mode>2, FLOAT128 iterator): Likewise.
9570 (ieee_128bit_negative_zero): Likewise.
9571 (ieee_128bit_vsx_neg<mode>2): Likewise.
9572 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
9573 (ieee_128bit_vsx_abs<mode>2): Likewise.
9574 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
9575 (ieee_128bit_vsx_nabs<mode>2): Likewise.
9576 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
9577 (extendiftf2): Likewise.
9578 (extendifkf2): Likewise.
9579 (extendtfkf2): Likewise.
9580 (trunciftf2): Likewise.
9581 (truncifkf2): Likewise.
9582 (trunckftf2): Likewise.
9583 (trunctfif2): Likewise.
9584 (extendkftf2): Likewise.
9585 (trunctfkf2): Likewise.
9587 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9589 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
9590 before merging in bytes to pass down to real_from_target.
9592 2016-10-07 Richard Biener <rguenther@suse.de>
9594 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
9596 (substitute_and_fold_dom_walker::before_dom_children):
9597 Substitute and fold before pass specific folding to avoid
9598 feeding that with SSA names that will be later released.
9599 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
9600 introduced by folding and visited by evaluate_stmt called during
9602 (likely_value): Likewise.
9603 (evaluate_stmt): Likewise.
9604 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
9605 (simplify_div_or_mod_using_ranges): Likewise.
9606 (simplify_min_or_max_using_ranges): Likewise.
9607 (simplify_abs_using_ranges): Likewise.
9608 (simplify_conversion_using_ranges): Likewise.
9609 (simplify_float_conversion_using_ranges): Likewise.
9610 (simplify_stmt_using_ranges): Likewise.
9612 2016-10-07 Marek Polacek <polacek@redhat.com>
9614 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
9615 FALLTHROUGH_LABEL_P here...
9616 (warn_implicit_fallthrough_r): ...not here.
9618 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
9620 PR tree-optimization/77880
9621 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
9624 2016-10-07 Marek Polacek <polacek@redhat.com>
9627 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
9629 2016-10-07 Richard Biener <rguenther@suse.de>
9631 * bitmap.h: Document constraints on bitmap modification while
9634 2016-10-07 Richard Biener <rguenther@suse.de>
9636 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
9637 * bitmap.h (bmp_iter_set): When advancing to the next element
9638 check that we didn't remove the current one.
9639 (bmp_iter_and): Likewise.
9640 (bmp_iter_and_compl): Likewise.
9641 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
9642 we currently iterate on but keep a one-level queue.
9643 * sched-deps.c (remove_from_deps): Do not clear current bit
9644 but keep a one-level queue.
9646 2016-10-07 Jakub Jelinek <jakub@redhat.com>
9648 PR tree-optimization/77664
9649 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
9650 for the other ranges.
9651 (optimize_range_tests_diff): Fix up formatting.
9652 (optimize_range_tests_var_bound): New function.
9653 (optimize_range_tests): Use it.
9655 2016-10-07 Martin Liska <mliska@suse.cz>
9657 * coverage.c (build_gcov_exit_decl): Fix priority what
9658 should be really 99.
9660 2016-10-07 Richard Biener <rguenther@suse.de>
9662 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
9663 vars in gimple_bind_vars but not in BLOCK_VARS.
9665 2016-10-07 Richard Biener <rguenther@suse.de>
9667 PR tree-optimization/77879
9668 * tree-ssa-structalias.c (handle_const_call): Properly handle
9670 (handle_pure_call): Likewise.
9672 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9674 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
9675 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
9678 2016-10-06 Andrew Pinski <apinski@cavium.com>
9680 * config/aarch64/aarch64-cores.def: Add a comment before each
9683 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9685 PR tree-optimization/77862
9686 * tree-vrp.c (add_equivalence): Use get_value_range so that
9687 num_vr_values is checked before accessing vr_values.
9689 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
9691 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9694 2016-10-05 Jeff Law <law@redhat.com>
9696 PR tree-optimization/71661
9697 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
9698 removal of a forwarder exposes a new natural loop.
9700 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
9703 Introduce ssesuffix variable.
9704 (<mask_codefor><code><mode>3<mask_name>): Ditto.
9705 (*<code><mode>3): Ditto.
9707 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
9709 * postreload.c (reload_cse_simplify): Skip also USE when detecting
9712 2016-10-06 Richard Biener <rguenther@suse.de>
9714 PR tree-optimization/77855
9715 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
9716 instead of removing the current item while iterating over the set
9719 2016-10-06 James Clarke <jrtc27@jrtc27.com>
9720 Eric Botcazou <ebotcazou@adacore.com>
9723 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
9724 (classify_registers): Don't set it
9725 (function_arg_slotno): Don't initialize and test it. Tidy up.
9727 2016-10-06 Richard Biener <rguenther@suse.de>
9729 PR tree-optimization/77839
9730 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
9733 2016-10-06 Martin Liska <mliska@suse.cz>
9735 * gcc.c: Set -fprofile-update=atomic when profiling is
9736 enabled and -pthread is set. Warn when one combines
9737 -pthread and -fprofile-update=single for an app using
9740 2016-10-06 Martin Liska <mliska@suse.cz>
9743 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
9744 * gimple-ssa-strength-reduction.c (slsr_process_cast):
9745 Initialize a pointer to NULL.
9746 (slsr_process_copy): Likewise.
9747 * input.c (location_get_source_line): Likewise.
9748 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
9750 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
9752 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
9753 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
9754 (ix86_handle_option): Deleted handle of OPT_mpcommit.
9755 * config.gcc: Deleted pcommitintrin.h
9756 * config/i386/pcommitintrin.h: Deleted file.
9757 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
9758 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
9760 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
9762 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
9763 (PTA_PCOMMIT): Deleted define.
9764 (ix86_option_override_internal): Deleted handle of option.
9765 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
9766 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
9767 __builtin_ia32_pcommit): Deleted.
9768 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
9769 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
9770 (pcommit): Deleted instruction.
9771 * config/i386/i386.opt: Mention -mpcommit deprecation.
9772 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
9774 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
9777 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
9778 Remove wrong assert.
9779 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
9780 Use <round_constraint> as operand 1 constraint.
9782 2016-10-05 Jakub Jelinek <jakub@redhat.com>
9785 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
9786 (ubsan_instrument_float_cast): And not here.
9789 * ubsan.c (ubsan_ids): New GTY(()) array.
9790 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
9791 instead of static local counters.
9793 2016-10-05 Martin Sebor <msebor@redhat.com>
9796 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
9797 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
9798 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
9799 (default_printf_pointer_format): Define function.
9800 * targhooks.c (linux_printf_pointer_format): Define new function.
9801 * targhooks.h (linux_printf_pointer_format): Declare.
9802 (gnu_libc_printf_pointer_format): Remove declaration.
9804 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9806 * fold-const.c (native_encode_real): Fix logic for selecting offset
9807 to write to when BYTES_BIG_ENDIAN.
9809 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
9811 * builtins.c (fold_builtin_strchr): Remove function.
9812 (fold_builtin_strrchr): Likewise.
9813 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
9814 * gimple-fold.c (target_char_cst_p): New function.
9815 (gimple_fold_builtin_strchr) Add more foldings.
9816 (gimple_fold_builtin): Add index, strrchr, rindex cases.
9818 2016-10-05 Richard Biener <rguenther@suse.de>
9821 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
9822 capture ids in c-exprs.
9824 2016-10-05 Richard Biener <rguenther@suse.de>
9827 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
9828 with types_match for GIMPLE code gen to handle type mismatched
9830 (dt_operand::gen): Adjust.
9831 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
9834 2016-10-05 Richard Biener <rguenther@suse.de>
9836 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
9838 2016-10-05 Richard Biener <rguenther@suse.de>
9841 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
9843 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
9845 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
9846 version check to protect only DW_TAG_imported_module generation.
9848 2016-10-05 Richard Biener <rguenther@suse.de>
9851 * match.pd (min(a,-a) -> -abs(a)): New pattern.
9853 2016-10-04 Ian Lance Taylor <iant@golang.org>
9855 * explow.c (allocate_dynamic_stack_space): Call
9856 do_pending_stack_adjust before handling flag_split_stack.
9858 2016-10-04 David Malcolm <dmalcolm@redhat.com>
9860 * genattrtab.c (make_internal_attr): Supply dummy column number to
9863 * genoutput.c (init_insn_for_nothing): Likewise.
9864 * gensupport.c (add_define_attr): Likewise.
9865 * read-md.c (message_at_1): Print column number.
9866 (fatal_with_file_and_line): Likewise.
9867 (rtx_reader::read_char): Track column numbers.
9868 (rtx_reader::unread_char): Likewise.
9869 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
9870 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
9871 (rtx_reader::handle_file): Initialize m_read_md_colno.
9872 (rtx_reader::get_current_location): Supply column number to
9874 * read-md.h (struct file_location): Add field "colno".
9875 (file_location::file_location): Likewise.
9876 (rtx_reader::get_colno): New accessor.
9877 (rtx_reader::m_read_md_colno): New field.
9878 (rtx_reader::m_last_line_colno): New field.
9880 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9882 * doc/extend.texi (Java Exceptions): Remove.
9883 (java_interface): Remove.
9885 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
9887 PR tree-optimization/77808
9888 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
9889 and addr are different before copying points-to information.
9891 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
9893 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
9894 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
9895 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
9896 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
9898 2016-10-04 Richard Biener <rguenther@suse.de>
9900 PR tree-optimization/77399
9901 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
9902 verify the target can convert.
9904 2016-10-04 Richard Biener <rguenther@suse.de>
9907 * explow.c (plus_constant): Verify the mode of the constant
9908 pool offset before calling plus_constant.
9910 2016-10-04 Richard Biener <rguenther@suse.de>
9913 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
9914 type support, mark with :C.
9915 (X / -X -> -1): Mark with :C.
9917 2016-10-04 Jakub Jelinek <jakub@redhat.com>
9919 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
9920 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
9921 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
9922 * doc/tm.texi: Regenerated.
9923 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
9924 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
9925 * config/darwin.h (JCR_SECTION_NAME): Remove.
9926 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
9927 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
9928 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
9929 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
9930 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
9931 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
9933 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9935 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
9936 between "because" and "param" in dump message in call to fprintf.
9938 2016-10-03 Jeff Law <law@redhat.com>
9940 PR tree-optimization/71550
9941 PR tree-optimization/71403
9942 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
9943 (profitable_jump_thread_path): Also return boolean indicating if
9944 the realized path will create an irreducible loop.
9945 Remove loop depth tests from 71403.
9946 (fsm_find_control_statement_thread_paths): Remove loop depth tests
9947 from 71403. If threading will create an irreducible loop, then
9948 throw away loop iteration and related information.
9950 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
9952 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
9953 -Woverloaded-virtual checks for warning options.
9954 * configure: Regenerate.
9956 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9958 PR preprocessor/77699
9959 * input.c (maybe_grow): Don't allocate one byte extra headroom.
9960 (get_next_line): Return false on error.
9961 (read_next_line): Removed, use get_next_line instead.
9962 (read_line_num): Don't copy the line.
9963 (location_get_source_line): Don't use static data.
9964 (selftest::test_reading_source_line): Add more test cases.
9966 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9969 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9971 * ifcvt.c (noce_try_avoid_const_materialization): New function.
9972 (noce_process_if_block): Use it.
9974 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
9976 * doc/invoke.texi: Update -Wint-in-bool-context.
9978 2016-10-02 Jakub Jelinek <jakub@redhat.com>
9980 * dwarf2out.c (output_fde, output_call_frame_info,
9981 dwarf2out_do_cfi_startproc, set_indirect_string,
9982 gen_internal_sym, output_die, output_line_info): Use
9983 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
9984 ASM_GENERATE_INTERNAL_LABEL output.
9986 2016-10-01 Richard Biener <rguenther@suse.de>
9989 * genmatch.c (get_operand_type): Add operand position arg
9990 and handle COND_EXPR comparison operand with fixed boolean_type_node.
9991 (expr::gen_transform): Adjust.
9992 (dt_simplify::gen_1): Likewise.
9994 2016-10-01 Jakub Jelinek <jakub@redhat.com>
9996 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
9997 comments. Simplify asserts, remove unnecessary conditions.
9999 (*<code><mode>3): Likewise.
10001 2016-09-30 Jakub Jelinek <jakub@redhat.com>
10003 * doc/invoke.texi (-Wregister): Document.
10005 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
10007 * configure.ac: Split CHECKING_P into CHECKING_P and
10008 ENABLE_EXTRA_CHECKING.
10009 * configure: Regenerated.
10010 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
10011 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
10013 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
10016 * gcc.c (process_command): For @filename handling, output
10017 the correct name if the file does not exist.
10019 2016-09-30 Marek Polacek <polacek@redhat.com>
10021 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
10022 * config/alpha/predicates.md: Likewise.
10024 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10026 * ifcvt.c (noce_try_avoid_const_materialization): New function.
10027 (noce_process_if_block): Use it.
10029 2016-09-30 Martin Liska <mliska@suse.cz>
10031 * doc/invoke.texi: Document asan-use-after-return that
10032 it's disabled by default in runtime.
10034 2016-09-30 Richard Biener <rguenther@suse.de>
10036 * tree-vrp.c (intersect_ranges): If we failed to handle
10037 the intersection choose a constant singleton range if available.
10039 2016-09-30 Richard Biener <rguenther@suse.de>
10041 PR tree-optimization/77399
10042 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
10043 float <-> int conversions.
10045 2016-09-30 Alan Modra <amodra@gmail.com>
10047 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
10049 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10051 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
10052 ext_level before calling CPUID with 0x80000008.
10053 Simplify xgetbv checks.
10055 2016-09-29 David Malcolm <dmalcolm@redhat.com>
10057 * Makefile.in (OBJS): Add print-rtl-function.o.
10058 * print-rtl-function.c: New file.
10059 * print-rtl.h (print_rtx_function): New decl.
10061 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
10064 * config/i386/cpuid.h (__get_cpuid_count): New.
10065 (__get_cpuid): Rename __level to __leaf.
10067 2016-09-29 Marek Polacek <polacek@redhat.com>
10069 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
10071 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
10074 * builtins.c (expand_builtin_memcmp): Don't swap args unless
10075 result is only being compared with zero.
10077 2016-09-29 Marek Polacek <polacek@redhat.com>
10079 * dwarf2out.c (loc_descriptor): Add fall through comment.
10080 (add_const_value_attribute): Likewise.
10082 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
10084 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
10085 with "v6t2". Move "arch" attribute above "pool_range".
10086 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
10088 (*thumb2_movhi_vfp): Likewise.
10089 (*arm_movhi_fp16): Likewise.
10090 (*thumb2_movhi_fp16): Likewise.
10091 (*arm_movsi_vfp): Remove "arch" attribute.
10092 (*thumb2_movsi_vfp): Likewise.
10094 2016-09-29 Martin Liska <mliska@suse.cz>
10096 * doc/extend.texi: Remove limitation of Objective C for
10097 __attribute__((constructor)) and __attribute__((destructor)).
10099 2016-09-29 Richard Biener <rguenther@suse.de>
10101 PR tree-optimization/77768
10102 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10103 Handle stores to readonly memory when removing redundant stores.
10105 2016-09-29 Richard Biener <rguenther@suse.de>
10107 PR middle-end/77407
10108 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
10109 X / -X -> -1 simplifications.
10111 2016-09-29 Richard Biener <rguenther@suse.de>
10113 PR middle-end/55152
10114 * match.pd: Add max(a,-a) -> abs(a) pattern.
10115 * tree-ssa-phiopt.c (minmax_replacement): Disable for
10116 HONOR_SIGNED_ZEROS types.
10118 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
10120 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
10121 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
10123 2016-09-29 Richard Biener <rguenther@suse.de>
10125 * tree-vrp.c (set_defs_to_varying): New helper avoiding
10126 writing to vr_const_varying.
10127 (vrp_initialize): Call it.
10128 (vrp_visit_stmt): Likewise.
10129 (evrp_dom_walker::before_dom_children): Likewise.
10131 2016-09-29 Richard Biener <rguenther@suse.de>
10133 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
10134 constructors with vector elements.
10136 2016-09-29 Richard Biener <rguenther@suse.de>
10138 PR tree-optimization/77768
10139 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
10140 with stores to a place we know has a constant value.
10142 2016-09-29 Alan Modra <amodra@gmail.com>
10144 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
10145 * doc/invoke.texi: Document it.
10146 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
10147 (rs6000_passes_float): Comment.
10148 (rs6000_passes_long_double): New static var.
10149 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
10150 (init_cumulative_args): Set up to emit fp .gnu_attribute for
10151 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
10152 to include fp values returned in vectors.
10153 Set rs6000_passes_long_double.
10154 (rs6000_function_arg_advance_1): Likewise for function args.
10155 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
10156 and SPE. Emit long double tag value too.
10157 (rs6000_opt_vars): Add gnu-attr.
10158 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
10159 * configure: Regenerate.
10160 * config.in: Regenerate.
10162 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10164 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
10166 (format_floating, format_string, format_directive,
10167 get_destination_size, pass_sprintf_length::handle_gimple_call):
10170 2016-09-28 Jakub Jelinek <jakub@redhat.com>
10172 * gimple-ssa-sprintf.c: Fix comment formatting.
10173 (format_integer): Use is_gimple_assign.
10174 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
10175 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
10176 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
10177 (pass_sprintf_length::execute): Use is_gimple_call.
10179 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10181 * gimple-fold.c (gimple_fold_builtin): After failing to fold
10182 strchr, also try the generic folding.
10184 2016-09-28 Martin Sebor <msebor@redhat.com>
10187 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
10190 2016-09-28 Martin Sebor <msebor@redhat.com>
10192 PR middle-end/77683
10193 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
10194 length modifier is not expected.
10195 (format_floating): Ignore l length modifier and fail gracefuly
10196 when it isn't one of the other expected ones.
10198 2016-09-28 Martin Sebor <msebor@redhat.com>
10201 * varasm.c (assemble_addr_to_section): Increase local buffer size.
10203 2016-09-27 Richard Biener <rguenther@suse.de>
10205 * dwarf2out.c (cu_die_list): New global.
10206 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
10207 main_comp_unit_die to cu_die_list if we created it.
10208 Move break_out_includes ...
10209 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
10212 2016-09-28 Richard Biener <rguenther@suse.de>
10214 * dwarf2out.c (struct die_struct): Add removed flag.
10215 (lookup_type_die): If the DIE is marked as removed, clear
10216 TYPE_SYMTAB_DIE and return NULL.
10217 (lookup_decl_die): If the DIE is marked as removed, remove it
10218 from the hash and return NULL.
10219 (mark_removed): New helper.
10220 (prune_unused_types_prune): Call it for removed DIEs.
10221 (gen_subprogram_die): Move the premark_used_types call to after
10222 DIEs for the functions scopes are generated.
10223 (process_scope_var): Do not re-create pruned types or type decls.
10224 Make sure to also re-parent type decls.
10225 (dwarf2out_finish): Move unused type pruning and debug_types
10227 (dwarf2out_early_finish): ... here.
10229 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10231 * config/arc/arc-c.c: New file.
10232 * config/arc/arc-c.def: Likewise.
10233 * config/arc/t-arc: Likewise.
10234 * config.gcc: Include arc-c.o as c and cpp object.
10235 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
10236 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
10237 arc_cpu_cpp_builtins.
10239 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
10241 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
10242 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
10244 2016-09-28 Nathan Sidwell <nathan@acm.org>
10246 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
10249 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
10251 PR tree-optimization/61056
10252 * gimple-fold.c (gimple_fold_builtin_strchr):
10253 New function to optimize strchr (s, 0) to strlen.
10254 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
10256 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
10258 PR tree-optimization/77724
10259 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
10260 Add tree_fits_shwi_p check.
10262 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10264 * auto-inc-dec.c (try_merge): Remove break after return.
10265 * cselib.c (autoinc_split): Likewise.
10266 * explow.c (promote_mode): Likewise.
10267 * fixed-value.c (fixed_arithmetic): Likewise.
10268 * hsa.c (hsa_internal_fn::get_arity): Likewise.
10269 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
10270 * trans-mem.c (get_attrs_for): Likewise.
10271 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
10272 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
10273 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
10274 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
10275 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
10276 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
10277 * config/cris/cris.c (cris_op_str): Likewise.
10278 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
10279 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
10281 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
10283 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
10284 IFN_GOACC_REDUCTION_CODES): New.
10285 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
10286 ifn_goacc_reduction_kind): Use them.
10287 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
10288 of internal functions, when applicable.
10290 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
10292 * config/mips/constraints.md (d): Fix documentation.
10293 * doc/md.texi (Machine Constraints): Update accordingly.
10295 2016-09-27 Richard Biener <rguenther@suse.de>
10297 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
10298 cur_line_info_table initialization ...
10299 (dwarf2out_assembly_start): ... here.
10301 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
10303 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
10304 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
10305 (*thumb2_movhi_vfp): Likewise.
10306 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
10307 template. Expand predicable attribute to mark VMOV.F16 as not
10308 predicable. Add "arch" attribute.
10309 (*thumb2_movhi_fp16): Likewise.
10310 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
10311 (*thumb2_movsi_vfp): Add "arch" attribute.
10313 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
10315 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
10318 2016-09-27 Marek Polacek <polacek@redhat.com>
10320 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
10323 * config/c6x/c6x.h: Adjust fall through comment.
10324 * config/sh/sh.c (final_prescan_insn): Likewise.
10325 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
10326 (visium_expand_fp_cstore): Likewise.
10328 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10330 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
10331 expected by -Wimplicit-fallthrough.
10332 (thumb1_size_rtx_costs): Likewise.
10333 (thumb2_reorg): Likewise.
10334 (tls_mentioned_p): Add "Fall through" comment.
10335 (thumb2_reorg): Likewise.
10336 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
10337 comment form expected by -Wimplicit-fallthrough.
10339 2016-09-27 Martin Liska <mliska@suse.cz>
10341 PR gcov-profile/46266
10342 * input.h (RESERVED_LOCATION_P): New macro.
10343 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
10344 instread of comparison with UNKNOWN_LOCATION.
10346 2016-09-27 Richard Biener <rguenther@suse.de>
10348 PR tree-optimization/77745
10349 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
10350 When removing redundant stores make sure to check compatibility
10351 of the TBAA state for downstream accesses.
10352 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
10353 value-numbering virtual operands for store matches.
10355 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
10358 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
10359 movrt patterns. Match them before anything else in the SET case.
10361 2016-09-27 Martin Liska <mliska@suse.cz>
10363 PR gcov-profile/7970
10364 PR gcov-profile/16855
10365 PR gcov-profile/44779
10366 * coverage.c (build_gcov_exit_decl): New function.
10367 (coverage_obj_init): Call the function and generate __gcov_exit
10369 * doc/gcov.texi: Document when __gcov_exit function is called.
10371 2016-09-27 Marek Polacek <polacek@redhat.com>
10374 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10375 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
10376 -Wno-error instead of -Wno-implicit-fallthrough.
10378 2016-09-27 Martin Liska <mliska@suse.cz>
10381 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
10383 2016-09-27 Jakub Jelinek <jakub@redhat.com>
10385 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
10386 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
10387 comments. Remove break after return.
10388 (ix86_fp_compare_code_to_integer, has_dispatch,
10389 ix86_simd_clone_usable): Remove break after return.
10391 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
10393 PR rlt-optimization/77714
10394 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
10397 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
10400 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
10401 extract_range_from_unary_expr to convert value_range.
10402 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
10403 (extract_range_from_unary_expr): This.
10404 * tree-vrp.h (extract_range_from_unary_expr): Declare.
10406 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
10408 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
10410 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10412 * config/i386/i386.c (ix86_print_operand)
10413 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
10414 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
10415 (epilogue_renumber): Likewise.
10417 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
10419 PR middle-end/77719
10420 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
10421 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
10423 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
10425 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
10426 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
10427 is_mm_seq_cst, is_mm_sync): Move to ...
10428 * memmodel.h: This. New file.
10429 * builtins.c: Include memmodel.h.
10430 * optabs.c: Likewise.
10431 * tsan.c: Likewise.
10432 * config/aarch64/aarch64.c: Likewise.
10433 * config/alpha/alpha.c: Likewise.
10434 * config/arm/arm.c: Likewise.
10435 * config/i386/i386.c: Likewise.
10436 * config/ia64/ia64.c: Likewise.
10437 * config/mips/mips.c: Likewise.
10438 * config/rs6000/rs6000.c: Likewise.
10439 * config/sparc/sparc.c: Likewise.
10440 * genconditions.c: Include memmodel.h in generated file.
10441 * genemit.c: Likewise.
10442 * genoutput.c: Likewise.
10443 * genpeep.c: Likewise.
10444 * genpreds.c: Likewise.
10445 * genrecog.c: Likewise.
10447 2016-09-26 David Malcolm <dmalcolm@redhat.com>
10449 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
10450 "c" instead when parsing characters. Move operand parsing into...
10451 (read_rtx_operand): ...this new function, renaming "i" to "idx",
10452 and tightening the scope of various locals.
10454 2016-09-26 Liu Hao <lh_mouse@126.com>
10456 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
10458 2016-09-26 Marek Polacek <polacek@redhat.com>
10460 * system.h: Use __has_attribute to check whether the fallthrough
10461 attribute is supported.
10463 2016-09-26 Marek Polacek <polacek@redhat.com>
10465 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
10466 gimple_call_internal_p.
10467 * ipa-split.c (find_return_bb): Likewise.
10468 (execute_split_functions): Likewise.
10469 * omp-low.c (dump_oacc_loop_part): Likewise.
10470 (oacc_loop_xform_head_tail): Likewise.
10471 * predict.c (predict_loops): Likewise.
10472 * sanopt.c (pass_sanopt::execute): Likewise.
10473 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
10474 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
10475 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
10476 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
10477 (expand_ifn_va_arg): Likewise.
10478 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
10479 (optimize_mask_stores): Likewise.
10480 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
10481 (vect_transform_stmt): Likewise.
10482 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
10483 * tsan.c (instrument_memory_accesses): Likewise.
10485 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10486 Alexander Monakov <amonakov@ispras.ru>
10488 * regrename.c (rename_chains): Check
10489 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
10490 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
10491 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
10493 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10495 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
10496 (s390_sched_score): Likewise.
10498 2016-09-26 Martin Liska <mliska@suse.cz>
10500 * doc/gcov.texi: Update program output of gcov tool.
10502 2016-09-26 Martin Liska <mliska@suse.cz>
10504 PR gcov-profile/23332
10505 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
10506 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
10507 * value-prof.c (dump_histogram_value): Do not handle
10508 HIST_TYPE_CONST_DELTA.
10509 (stream_in_histogram_value): Likewise.
10510 (gimple_find_values_to_profile): Likewise.
10511 * value-prof.h (enum hist_type): Likewise.
10513 2016-09-26 Martin Liska <mliska@suse.cz>
10515 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
10516 from default sanitize recover values.
10517 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
10518 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
10519 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
10521 * opts.c (finish_options): Do a generic loop over options
10522 that can be recovered.
10523 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
10525 (common_handle_option): Likewise.
10526 * opts.h: Declare can_recover to sanitizer_opts_s.
10528 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
10530 * target.def(elf_flags_numeric): Change documentation to present tense.
10531 * doc/tm.texi: Regenerate.
10533 2016-09-26 Marek Polacek <polacek@redhat.com>
10536 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
10537 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
10538 -Wno-switch-fallthrough.
10539 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
10540 (expand_builtin): Likewise.
10541 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
10542 * convert.c (convert_to_real_1): Likewise.
10543 (convert_to_integer_1): Likewise.
10544 * final.c (output_alternate_entry_point): Likewise.
10545 * genattrtab.c (make_canonical): Likewise.
10546 (write_test_expr): Likewise.
10547 * genpreds.c (validate_exp): Likewise.
10548 * gimple-ssa-strength-reduction.c
10549 (find_candidates_dom_walker::before_dom_children): Likewise.
10550 * godump.c (go_format_type): Likewise.
10551 * reload1.c (elimination_effects): Likewise.
10552 * resource.c (mark_referenced_resources): Likewise.
10553 (mark_set_resources): Likewise.
10554 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
10555 * varasm.c (output_addressed_constants): Likewise.
10557 2016-09-26 Marek Polacek <polacek@redhat.com>
10560 * common.opt (Wimplicit-fallthrough): New option.
10561 * doc/extend.texi: Document statement attributes and the fallthrough
10563 * doc/invoke.texi: Document -Wimplicit-fallthrough.
10564 * gimple.h (gimple_call_internal_p): New function.
10565 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
10566 (struct label_entry): New struct.
10567 (find_label_entry): New function.
10568 (case_label_p): New function.
10569 (collect_fallthrough_labels): New function.
10570 (last_stmt_in_scope): New function.
10571 (should_warn_for_implicit_fallthrough): New function.
10572 (warn_implicit_fallthrough_r): New function.
10573 (maybe_warn_implicit_fallthrough): New function.
10574 (expand_FALLTHROUGH_r): New function.
10575 (expand_FALLTHROUGH): New function.
10576 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
10577 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
10578 (gimplify_label_expr): New function.
10579 (gimplify_case_label_expr): Set location.
10580 (gimplify_expr): Call gimplify_label_expr.
10581 * internal-fn.c (expand_FALLTHROUGH): New function.
10582 * internal-fn.def (FALLTHROUGH): New internal function.
10583 * langhooks.c (lang_GNU_OBJC): New function.
10584 * langhooks.h (lang_GNU_OBJC): Declare.
10585 * system.h (gcc_fallthrough): Define.
10586 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
10587 * tree.h (FALLTHROUGH_LABEL_P): Define.
10589 2016-09-26 Richard Biener <rguenther@suse.de>
10591 * dwarf2out.c (stripattributes): Remove unused function.
10592 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
10593 Push dwarf_split_debug_info handling into init_sections_and_labels.
10594 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
10595 (DEBUG_MACRO_SECTION_FLAGS): Remove.
10596 (debug_macinfo_section_name): New global.
10597 (output_macinfo): Use debug_macinfo_section_name.
10598 (init_sections_and_labels): Split out section and label generation
10599 from dwarf2out_init. Set debug_macinfo_section_name.
10600 (dwarf2out_init): Move text section label generation and emission
10602 (dwarf2out_assembly_start): ... here.
10603 (dwarf2out_finish): Call init_sections_and_labels before DWARF
10606 2016-09-26 Richard Biener <rguenther@suse.de>
10609 * cgraphunit.c (analyze_functions): Before early removing
10610 global vars calls the late_global_decl debug handler mark
10611 the variable as readonly.
10613 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
10616 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
10617 (sh_rtx_costs): Handle SET of movt and movrt patterns.
10618 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
10619 declare new overloads.
10620 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
10623 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10625 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
10626 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
10628 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
10630 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
10631 * configure: Regenerate.
10633 2016-09-24 Marek Polacek <polacek@redhat.com>
10636 * doc/invoke.texi: Document -Wbool-operation.
10638 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10640 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
10641 * config/rs6000/rs6000.c (expand_block_compare): New function used by
10642 cmpmemsi pattern to do builtin expansion of memcmp ().
10643 (compute_current_alignment): Add helper function for
10644 expand_block_compare used to compute alignment as the compare proceeds.
10645 (select_block_compare_mode): Used by expand_block_compare to select
10646 the mode used for reading the next chunk of bytes in the compare.
10647 (do_load_for_compare): Used by expand_block_compare to emit the load
10648 insns for the compare.
10649 (rs6000_emit_dot_insn): Moved this function to avoid a forward
10650 reference from expand_block_compare ().
10651 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
10652 prototype for this function.
10653 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
10654 target option for controlling how much code inline expansion of
10655 memcmp() will be allowed to generate.
10657 2016-09-23 Jakub Jelinek <jakub@redhat.com>
10659 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
10660 hook_bool_mode_false, hook_bool_mode_true,
10661 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
10662 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
10663 hook_bool_const_rtx_insn_const_rtx_insn_true,
10664 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
10665 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
10666 hook_bool_const_tree_hwi_hwi_const_tree_false,
10667 hook_bool_const_tree_hwi_hwi_const_tree_true,
10668 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
10669 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
10670 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
10671 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
10672 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
10673 hook_bool_const_tree_true, hook_bool_tree_tree_false,
10674 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
10675 hook_bool_rtx_insn_true, hook_bool_rtx_false,
10676 hook_bool_uintp_uintp_false,
10677 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
10678 hook_rtx_tree_int_null, hook_uint_mode_0,
10679 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
10680 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
10681 hook_constcharptr_const_rtx_insn_null,
10682 hook_constcharptr_const_tree_const_tree_null,
10683 hook_constcharptr_int_const_tree_null,
10684 hook_constcharptr_int_const_tree_const_tree_null,
10685 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
10686 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
10687 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
10689 * vec.h (vNULL): Extend comment to say = vNULL initialization
10690 isn't needed for static vars.
10692 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
10693 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
10694 = vNULL initialization of file scope vec.
10695 * passes.c (pass_tab, enabled_pass_uid_range_tab,
10696 disabled_pass_uid_range_tab): Likewise.
10697 * haifa-sched.c (sched_luids, h_i_d): Likewise.
10698 * tree-chkp-opt.c (check_infos): Likewise.
10699 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
10701 * vec.h (vnull::operator vec): Add constexpr keyword for
10704 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
10706 PR tree-optimization/77654
10707 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
10708 to duplicate_ssa_name_ptr_info.
10710 2016-09-23 David Malcolm <dmalcolm@redhat.com>
10712 PR preprocessor/77672
10713 * input.c (selftest::test_lexer_string_locations_simple): Update
10714 test to expect location information of the terminator character
10715 at the location of the final closing quote.
10716 (selftest::test_lexer_string_locations_hex): Likewise.
10717 (selftest::test_lexer_string_locations_oct): Likewise.
10718 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
10719 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
10720 (selftest::test_lexer_string_locations_ucn4): Likewise.
10721 (selftest::test_lexer_string_locations_ucn8): Likewise.
10722 (selftest::test_lexer_string_locations_u8): Likewise.
10723 (selftest::test_lexer_string_locations_utf8_source): Likewise.
10724 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
10725 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
10726 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
10727 (selftest::test_lexer_string_locations_macro): Likewise.
10728 (selftest::test_lexer_string_locations_long_line): Likewise.
10730 2016-09-23 Richard Biener <rguenther@suse.de>
10732 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
10733 virtual definition to virtual use if the call devirtualizes
10734 to a const or pure function.
10735 (visit_use): Also visit calls we can devirtualize to a
10736 const or pure function.
10738 2016-09-23 Richard Biener <rguenther@suse.de>
10740 PR tree-optimization/77697
10741 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
10742 signal error if we have sth ternary or unhandled.
10744 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10746 * config/arm/arm_neon.h (vabd_f16): New.
10780 (vcvt_f16_s16): New.
10781 (vcvt_f16_u16): New.
10782 (vcvt_s16_f16): New.
10783 (vcvt_u16_f16): New.
10784 (vcvtq_f16_s16): New.
10785 (vcvtq_f16_u16): New.
10786 (vcvtq_s16_f16): New.
10787 (vcvtq_u16_f16): New.
10788 (vcvta_s16_f16): New.
10789 (vcvta_u16_f16): New.
10790 (vcvtaq_s16_f16): New.
10791 (vcvtaq_u16_f16): New.
10792 (vcvtm_s16_f16): New.
10793 (vcvtm_u16_f16): New.
10794 (vcvtmq_s16_f16): New.
10795 (vcvtmq_u16_f16): New.
10796 (vcvtn_s16_f16): New.
10797 (vcvtn_u16_f16): New.
10798 (vcvtnq_s16_f16): New.
10799 (vcvtnq_u16_f16): New.
10800 (vcvtp_s16_f16): New.
10801 (vcvtp_u16_f16): New.
10802 (vcvtpq_s16_f16): New.
10803 (vcvtpq_u16_f16): New.
10804 (vcvt_n_f16_s16): New.
10805 (vcvt_n_f16_u16): New.
10806 (vcvtq_n_f16_s16): New.
10807 (vcvtq_n_f16_u16): New.
10808 (vcvt_n_s16_f16): New.
10809 (vcvt_n_u16_f16): New.
10810 (vcvtq_n_s16_f16): New.
10811 (vcvtq_n_u16_f16): New.
10819 (vmaxnmq_f16): New.
10823 (vminnmq_f16): New.
10825 (vmul_lane_f16): New.
10828 (vmulq_lane_f16): New.
10829 (vmulq_n_f16): New.
10836 (vrecpeq_f16): New.
10849 (vrsqrte_f16): New.
10850 (vrsqrteq_f16): New.
10852 (vrecpsq_f16): New.
10853 (vrsqrts_f16): New.
10854 (vrsqrtsq_f16): New.
10858 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10860 * config.gcc (extra_headers): Add arm_fp16.h
10861 * config/arm/arm_fp16.h: New.
10862 * config/arm/arm_neon.h: Include "arm_fp16.h".
10864 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10866 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
10868 (vmulf): New (v8hf, v4hf variants).
10869 (vfma): New (v8hf, v4hf variants).
10870 (vfms): New (v8hf, v4hf variants).
10871 (vsub): New (v8hf, v4hf variants).
10872 (vcage): New (v8hf, v4hf variants).
10873 (vcagt): New (v8hf, v4hf variants).
10874 (vcale): New (v8hf, v4hf variants).
10875 (vcalt): New (v8hf, v4hf variants).
10876 (vceq): New (v8hf, v4hf variants).
10877 (vcgt): New (v8hf, v4hf variants).
10878 (vcge): New (v8hf, v4hf variants).
10879 (vcle): New (v8hf, v4hf variants).
10880 (vclt): New (v8hf, v4hf variants).
10881 (vceqz): New (v8hf, v4hf variants).
10882 (vcgez): New (v8hf, v4hf variants).
10883 (vcgtz): New (v8hf, v4hf variants).
10884 (vcltz): New (v8hf, v4hf variants).
10885 (vclez): New (v8hf, v4hf variants).
10886 (vabd): New (v8hf, v4hf variants).
10887 (vmaxf): New (v8hf, v4hf variants).
10888 (vmaxnm): New (v8hf, v4hf variants).
10889 (vminf): New (v8hf, v4hf variants).
10890 (vminnm): New (v8hf, v4hf variants).
10891 (vpmaxf): New (v4hf variant).
10892 (vpminf): New (v4hf variant).
10893 (vpadd): New (v4hf variant).
10894 (vrecps): New (v8hf, v4hf variants).
10895 (vrsqrts): New (v8hf, v4hf variants).
10896 (vabs): New (v8hf, v4hf variants).
10897 (vneg): New (v8hf, v4hf variants).
10898 (vrecpe): New (v8hf, v4hf variants).
10899 (vrnd): New (v8hf, v4hf variants).
10900 (vrnda): New (v8hf, v4hf variants).
10901 (vrndm): New (v8hf, v4hf variants).
10902 (vrndn): New (v8hf, v4hf variants).
10903 (vrndp): New (v8hf, v4hf variants).
10904 (vrndx): New (v8hf, v4hf variants).
10905 (vrsqrte): New (v8hf, v4hf variants).
10906 (vmul_lane): Add v4hf and v8hf variants.
10907 (vmul_n): Add v4hf and v8hf variants.
10908 (vext): New (v8hf, v4hf variants).
10909 (vcvts): New (v8hi, v4hi variants).
10910 (vcvts): New (v8hf, v4hf variants).
10911 (vcvtu): New (v8hi, v4hi variants).
10912 (vcvtu): New (v8hf, v4hf variants).
10913 (vcvts_n): New (v8hf, v4hf variants).
10914 (vcvtu_n): New (v8hi, v4hi variants).
10915 (vcvts_n): New (v8hi, v4hi variants).
10916 (vcvtu_n): New (v8hf, v4hf variants).
10917 (vbsl): New (v8hf, v4hf variants).
10918 (vcvtas): New (v8hf, v4hf variants).
10919 (vcvtau): New (v8hf, v4hf variants).
10920 (vcvtms): New (v8hf, v4hf variants).
10921 (vcvtmu): New (v8hf, v4hf variants).
10922 (vcvtns): New (v8hf, v4hf variants).
10923 (vcvtnu): New (v8hf, v4hf variants).
10924 (vcvtps): New (v8hf, v4hf variants).
10925 (vcvtpu): New (v8hf, v4hf variants).
10927 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10929 * config/arm/arm-builtins.c (hf_UP): New.
10931 (vfp_builtin_data): New. Update comment.
10932 (enum arm_builtins): Include "arm_vfp_builtins.def".
10933 (ARM_BUILTIN_VFP_PATTERN_START): New.
10934 (arm_init_vfp_builtins): New.
10935 (arm_init_builtins): Add arm_init_vfp_builtins.
10936 (arm_expand_vfp_builtin): New.
10937 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
10939 * config/arm/arm_vfp_builtins.def: New file.
10940 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
10941 (arm-builtins.o): Likewise.
10943 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
10946 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
10947 from constant while creating value range.
10949 2016-09-23 Renlin Li <renlin.li@arm.com>
10951 * ira.c (ira): Move ira_use_lra_p initialization code to ...
10952 (ira_init_once): Here.
10954 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
10955 Jakub Jelinek <jakub@redhat.com>
10957 * hooks.h (hook_uint_uintp_false): Rename to...
10958 (hook_bool_uint_uintp_false): ... this.
10959 * hooks.c (hook_uint_uintp_false): Rename to...
10960 (hook_bool_uint_uintp_false): ... this.
10961 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
10962 instead of hook_uint_uintp_false.
10964 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10966 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
10967 (arm_init_builtins): Move body of a loop to the standalone
10968 function arm_init_neon_builtin.
10969 (arm_expand_neon_builtin_1): New. Update comment. Function body
10970 moved from arm_neon_builtin with some white-space fixes.
10971 (arm_expand_neon_builtin): Move code into the standalone function
10972 arm_expand_neon_builtin_1.
10974 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
10976 * config/arm/iterators.md (VCVTHI): New.
10977 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
10978 (NEON_VAGLTE): New.
10979 (VFM_LANE_AS): New.
10981 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
10982 (V_HALF): Add V4HF. Fix white-space.
10983 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
10984 (V_s_elem): Likewise.
10985 (V_sz_elem): Fix white-space.
10986 (V_elem_ch): Likewise.
10988 (scalar_mul_constraint): Add V8HF and V4HF.
10989 (Is_float_mode): Fix white-space.
10990 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
10991 (q): Add HF. Fix white-space.
10994 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
10995 (neon_vfm_lane_as): New.
10996 * config/arm/neon.md (add<mode>3_fp16): New.
10997 (sub<mode>3_fp16): New.
10998 (mul<mode>3add<mode>_neon): New.
10999 (fma<VH:mode>4_intrinsic): New.
11000 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
11001 (fmsub<VH:mode>4_intrinsic): New.
11002 (<absneg_str><mode>2): New.
11003 (neon_v<absneg_str><mode>): New.
11004 (neon_v<fp16_rnd_str><mode>): New.
11005 (neon_vrsqrte<mode>): New.
11006 (neon_vpaddv4hf): New.
11007 (neon_vadd<mode>): New.
11008 (neon_vsub<mode>): New.
11009 (neon_vmulf<mode>): New.
11010 (neon_vfma<VH:mode>): New.
11011 (neon_vfms<VH:mode>): New.
11012 (neon_vc<cmp_op><mode>): New.
11013 (neon_vc<cmp_op><mode>_fp16insn): New
11014 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
11015 (neon_vca<cmp_op><mode>): New.
11016 (neon_vca<cmp_op><mode>_fp16insn): New.
11017 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
11018 (neon_vc<cmp_op>z<mode>): New.
11019 (neon_vabd<mode>): New.
11020 (neon_v<maxmin>f<mode>): New.
11021 (neon_vp<maxmin>fv4hf: New.
11022 (neon_<fmaxmin_op><mode>): New.
11023 (neon_vrecps<mode>): New.
11024 (neon_vrsqrts<mode>): New.
11025 (neon_vrecpe<mode>): New (VH variant).
11026 (neon_vdup_lane<mode>_internal): New.
11027 (neon_vdup_lane<mode>): New.
11028 (neon_vcvt<sup><mode>): New (VCVTHI variant).
11029 (neon_vcvt<sup><mode>): New (VH variant).
11030 (neon_vcvt<sup>_n<mode>): New (VH variant).
11031 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
11032 (neon_vcvt<vcvth_op><sup><mode>): New.
11033 (neon_vmul_lane<mode>): New.
11034 (neon_vmul_n<mode>): New.
11035 * config/arm/unspecs.md (UNSPEC_VCALE): New
11036 (UNSPEC_VCALT): New.
11037 (UNSPEC_VFMA_LANE): New.
11038 (UNSPECS_VFMS_LANE): New.
11040 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11042 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
11043 ("*extzv<mode><clobbercc_or_nocc>"):
11044 Correct a typo in a comment.
11046 ("*insv<mode>_zEC12", "*insv<mode>_z10")
11047 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
11048 ("*insv<mode>_zEC12_appendbitsleft")
11049 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
11050 ("*insv<mode>_z10_appendbitsleft"): Ditto.
11051 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
11052 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
11053 Provide pattern with operands switched.
11054 ("*pre_z10_extv<mode>"):
11055 Use new subst patterns.
11056 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
11057 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
11058 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
11059 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
11060 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
11061 ("*<risbg_n>_sidi_ior_and_lshiftrt")
11062 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
11064 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
11065 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
11066 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
11068 ("SINT"): New mode_iterator with SI, HI, QI.
11069 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
11070 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
11073 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11075 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
11076 new interface of s390_contiguous_bitmask_p.
11077 ("contiguous_bitmask_nowrap_operand"): New predicate.
11078 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
11079 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
11080 of s390_contiguous_bitmask_p.
11081 ("NxxDw"): Rename NxxDq constraint to NxxDw.
11082 ("NxxSw"): New constraint.
11083 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
11084 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
11086 (s390_contiguous_bitmask_nowrap_p): Export.
11087 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
11088 former s390_contiguous_bitmask_p.
11089 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
11090 detect contiguous bit ranges with wraparound. Change signature to
11091 return START and END position instead of POS and LENGTH.
11092 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
11093 ranges with wraparound.
11094 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
11095 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
11096 Adapt to new signature of s390_contiguous_bitmask_p.
11098 2016-09-23 Bin Cheng <bin.cheng@arm.com>
11100 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
11101 (create_intersect_range_checks): New.
11102 (vect_create_cond_for_alias_checks): Call above function.
11104 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11106 * config/arm/iterators.md (Code iterators): Fix some white-space
11110 (FCVT): Moved from vfp.md.
11111 (VCVT_HF_US_N): New.
11112 (VCVT_SI_US_N): New.
11117 (FCVTI32typename): Moved from vfp.md.
11118 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
11119 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
11120 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
11121 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
11122 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
11124 (fp16_rnd_str): New.
11125 (fp16_rnd_insn): New.
11126 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
11127 (UNSPEC_VCVT_HF_U_N): New.
11128 (UNSPEC_VCVT_SI_S_N): New.
11129 (UNSPEC_VCVT_SI_U_N): New.
11130 (UNSPEC_VCVTH_S): New.
11131 (UNSPEC_VCVTH_U): New.
11132 (UNSPEC_VCVTA_S): New.
11133 (UNSPEC_VCVTA_U): New.
11134 (UNSPEC_VCVTM_S): New.
11135 (UNSPEC_VCVTM_U): New.
11136 (UNSPEC_VCVTN_S): New.
11137 (UNSPEC_VCVTN_U): New.
11138 (UNSPEC_VCVTP_S): New.
11139 (UNSPEC_VCVTP_U): New.
11140 (UNSPEC_VCVTP_S): New.
11141 (UNSPEC_VCVTP_U): New.
11142 (UNSPEC_VRND): New.
11143 (UNSPEC_VRNDA): New.
11144 (UNSPEC_VRNDI): New.
11145 (UNSPEC_VRNDM): New.
11146 (UNSPEC_VRNDN): New.
11147 (UNSPEC_VRNDP): New.
11148 (UNSPEC_VRNDX): New.
11149 * config/arm/vfp.md (<absneg_str>hf2): New.
11150 (neon_vabshf): New.
11151 (neon_v<fp16_rnd_str>hf): New.
11152 (neon_vrndihf): New.
11157 (*mulsf3neghf_vfp): New.
11158 (*negmulhf3_vfp): New.
11159 (*mulsf3addhf_vfp): New.
11160 (*mulhf3subhf_vfp): New.
11161 (*mulhf3neghfaddhf_vfp): New.
11162 (*mulhf3neghfsubhf_vfp): New.
11164 (neon_vfmahf): New.
11165 (fmsubhf4_fp16): New.
11166 (neon_vfmshf): New.
11169 (neon_vsqrthf): New.
11170 (neon_vrsqrtshf): New.
11171 (FCVT): Move to iterators.md.
11172 (FCVTI32typename): Likewise.
11173 (neon_vcvth<sup>hf): New.
11174 (neon_vcvth<sup>si): New.
11175 (neon_vcvth<sup>_nhf_unspec): New.
11176 (neon_vcvth<sup>_nhf): New.
11177 (neon_vcvth<sup>_nsi_unspec): New.
11178 (neon_vcvth<sup>_nsi): New.
11179 (neon_vcvt<vcvth_op>h<sup>si): New.
11180 (neon_<fmaxmin_op>hf): New.
11182 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
11184 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
11185 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
11186 ("*insv<mode>_zEC12_appendbitsleft")
11187 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
11188 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
11190 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11192 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
11193 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
11194 construct values without normalization.
11195 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
11196 static local lhs_ops to vNULL.
11198 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11199 Jiong Wang <jiong.wang@arm.com>
11201 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
11202 available when FP16 instructions are available.
11203 (output_move_vfp): Add support for 16-bit data moves.
11204 (arm_validize_comparison): Fix some white-space. Support HFmode
11205 by conversion to SFmode.
11206 * config/arm/arm.md (truncdfhf2): Fix a comment.
11207 (extendhfdf2): Likewise.
11209 (movsicc): Fix some white-space.
11211 (movsfcc): Fix some white-space.
11213 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
11214 instructions are available.
11215 (*thumb2_movhi_vfp): Likewise.
11216 (*arm_movhi_fp16): New.
11217 (*thumb2_movhi_fp16): New.
11218 (*movhf_vfp_fp16): New.
11219 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
11220 (*movhf_vfp): Likewise.
11221 (extendhfsf2): Enable when VFP FP16 instructions are available.
11222 (truncsfhf2): Enable when VFP FP16 instructions are available.
11224 2016-09-23 Martin Liska <mliska@suse.cz>
11226 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
11228 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11230 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
11232 (arm_evpc_neon_vtrn): Likewise.
11233 (arm_evpc_neon_vrev): Likewise.
11234 (arm_evpc_neon_vext): Likewise.
11235 * config/arm/arm_neon.h (vbsl_f16): New.
11238 (vdupq_n_f16): New.
11239 (vdup_lane_f16): New.
11240 (vdupq_lane_f16): New.
11244 (vmovq_n_f16): New.
11246 (vrev64q_f16): New.
11253 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
11254 (vdup_lane): New (v8hf, v4hf variants).
11255 (vext): New (v8hf, v4hf variants).
11256 (vbsl): New (v8hf, v4hf variants).
11257 * config/arm/iterators.md (VDQWH): New.
11259 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
11260 (Scalar_mul_8_16): Fix white-space.
11261 (Is_d_reg): Add V4HF and V8HF.
11262 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
11263 (neon_vdup_lane<mode>): New.
11264 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
11265 (*neon_vtrn<mode>_insn): Likewise.
11266 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
11267 (*neon_vzip<mode>_insn): Likewise
11268 (neon_vuzp<mode>_internal): Likewise.
11269 (*neon_vuzp<mode>_insn): Likewise
11270 * config/arm/vec-common.md (vec_perm_const<mode>): New.
11272 2016-09-23 Jiong Wang <jiong.wang@arm.com>
11273 Matthew Wahab <matthew.wahab@arm.com>
11275 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
11276 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
11277 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
11278 available. Also fix some white-space.
11279 * config/arm/vfp.md (*arm_movhi_vfp): New.
11280 (*thumb2_movhi_vfp): New.
11282 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11284 * config/arm/arm-c.c (arm_cpu_builtins): Define
11285 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
11286 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
11288 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11290 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
11291 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
11292 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
11293 arm_v8_2a_fp16_neon_hw.
11294 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
11297 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11299 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
11300 arm_fp16_alternative_ok and arm_fp16_none_ok.
11302 2016-09-23 Martin Liska <mliska@suse.cz>
11304 * ipa-icf.c (sem_variable::merge): Replace adress with address.
11306 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11308 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
11309 ("armv8.2-a"): New.
11310 ("armv8.2-a+fp16"): New.
11311 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
11312 (FL2_FP16INST): New.
11313 (FL2_FOR_ARCH8_2A): New.
11314 * config/arm/arm-tables.opt: Regenerate.
11315 * config/arm/arm.c (arm_arch8_2): New.
11316 (arm_fp16_inst): New.
11317 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
11318 for incompatible fp16-format settings.
11319 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
11320 (TARGET_NEON_FP16INST): New.
11321 (arm_arch8_2): Declare.
11322 (arm_fp16_inst): Declare.
11323 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
11324 march=armv8.2-a and march=armv8.2-a+fp16.
11325 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
11326 and armv8.2-a+fp16.
11327 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
11328 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
11330 2016-09-23 Martin Liska <mliska@suse.cz>
11332 * doc/extend.texi: Remove fused-madd from i386 target options.
11334 2016-09-23 Martin Liska <mliska@suse.cz>
11336 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11339 2016-09-23 Martin Liska <mliska@suse.cz>
11341 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
11344 2016-09-23 Martin Liska <mliska@suse.cz>
11347 * config/i386/i386.c (ix86_option_override_internal): Change
11348 signature and return false when there's an error related to
11350 (release_options_strings): New function.
11351 (ix86_valid_target_attribute_tree): Call the function.
11353 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11355 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
11356 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
11357 (gen_hsa_ctor_assignment): Likewise.
11358 * print-tree.c (print_node): Likewise.
11359 * tree-dump.c (dequeue_and_dump): Likewise.
11360 * tree-sra.c (sra_modify_constructor_assign): Likewise.
11361 * expr.c (store_constructor): Likewise.
11362 * fold-const.c (operand_equal_p): Likewise.
11363 * tree-pretty-print.c (dump_generic_node): Likewise.
11364 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
11365 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
11367 2016-09-23 Richard Biener <rguenther@suse.de>
11369 * hooks.h (hook_uint_uintp_false): Declare.
11371 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11373 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
11374 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
11376 2016-09-22 Martin Sebor <msebor@redhat.com>
11379 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
11380 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
11381 (target_int_min): Correct computation.
11382 (format_integer): Use long long as the argument for the ll length
11384 (format_floating): Use target_int_max().
11385 (get_string_length): Same.
11386 (format_string): Avoid setting the bounded flag for strings
11388 (try_substitute_return_value): Avoid setting range info when
11389 the result isn't bounded.
11390 * varasm.c (assemble_name): Increase buffer size.
11392 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
11393 Terry Guo <terry.guo@arm.com>
11395 * target.def (elf_flags_numeric): New target hook.
11396 * targhooks.h (default_asm_elf_flags_numeric): New.
11397 * varasm.c (default_asm_elf_flags_numeric): New.
11398 (default_elf_asm_named_section): Use new target hook.
11399 * config/arm/arm.opt (mpure-code): New.
11400 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
11401 * config/arm/arm.c (arm_asm_init_sections): Add section
11402 attribute to default text section if -mpure-code.
11403 (arm_option_check_internal): Diagnose use of option with
11404 non supported targets and/or options.
11405 (arm_asm_elf_flags_numeric): New.
11406 (arm_function_section): New.
11407 (arm_elf_section_type_flags): New.
11408 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
11410 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
11411 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
11413 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
11415 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
11417 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11419 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
11420 * rtl.h: Adjust prototype.
11422 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11424 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
11425 (prev_active_insn): Likewise.
11426 (active_insn_p): Likewise.
11427 * rtl.h: Adjust prototypes.
11428 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
11429 * config/arc/arc.md: Likewise.
11430 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
11431 (branch_needs_nop_p): Likewise.
11432 (use_skip_p): Likewise.
11433 * config/sh/sh.c (gen_block_redirect): Likewise.
11434 (split_branches): Likewise.
11435 * reorg.c (optimize_skip): Likewise.
11436 (fill_simple_delay_slots): Likewise.
11437 (fill_slots_from_thread): Likewise.
11438 (relax_delay_slots): Likewise.
11439 * resource.c (mark_target_live_regs): Likewise.
11441 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11443 * config/cris/cris.c (cris_asm_output_case_end): Change argument
11444 type to rtx_insn *.
11445 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
11446 (prev_nonnote_nondebug_insn): Likewise.
11447 * config/cris/cris-protos.h: Adjust prototype.
11449 * jump.c (rtx_renumbered_equal_p): Adjust.
11451 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11453 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
11454 * rtl.h: Adjust prototype.
11455 * config/sh/sh.md: Adjust.
11456 * dwarf2out.c (add_var_loc_to_decl): Likewise.
11458 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11460 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
11461 (prev_nondebug_insn): Likewise.
11462 * loop-doloop.c (doloop_condition_get): Likewise.
11463 * rtl.h: Adjust prototype.
11464 * cfgloop.h: Likewise.
11466 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11468 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
11469 (prev_nonnote_insn): Likewise.
11470 * jump.c (reversed_comparison_code_parts): Likewise.
11471 (reversed_comparison): Likewise.
11472 * rtl.h: Adjust prototypes.
11473 * config/arc/arc.md: Adjust.
11474 * cse.c (find_comparison_args): Likewise.
11475 * reorg.c (redundant_insn): Change return type to rtx_insn *.
11476 (fix_reg_dead_note): Change argument type to rtx_insn *.
11477 (delete_prior_computation): Likewise.
11478 (delete_computation): Likewise.
11479 (fill_slots_from_thread): Adjust.
11480 (relax_delay_slots): Likewise.
11481 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
11482 (simplify_relational_operation_1): Likewise.
11483 (simplify_ternary_operation): Likewise.
11485 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11487 * config/arc/arc-protos.h (arc_label_align): Change type of
11488 variables from rtx to rtx_insn *.
11489 * config/arc/arc.c (arc_label_align): Likewise.
11490 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
11491 * config/bfin/bfin.c (workaround_speculation): Likewise.
11492 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
11493 (find_last_same_clock): Likewise.
11494 (reorg_split_calls): Likewise.
11495 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
11496 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
11497 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
11498 (same_cmp_following_p): Likewise.
11499 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
11500 (same_cmp_following_p): Likwise.
11501 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
11502 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
11503 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
11504 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
11505 (rl78_alloc_physical_registers_cmp): Likewise.
11506 (rl78_alloc_physical_registers_umul): Likewise.
11507 (rl78_calculate_death_notes): Likewise.
11508 * config/s390/s390-protos.h (s390_label_align): Likewise.
11509 * config/s390/s390.c (s390_label_align): Likewise.
11510 * config/sh/sh.c (barrier_align): Likewise.
11511 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
11512 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
11513 (emit_cbcond_nop): Likewise.
11515 2016-09-22 Martin Liska <mliska@suse.cz>
11518 * ipa-icf.c (sem_variable::merge): Yield merge operation if
11519 alias address matters, not necessarily address of original.
11521 2016-09-22 Richard Biener <rguenther@suse.de>
11523 PR middle-end/77697
11524 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
11527 2016-09-22 Richard Biener <rguenther@suse.de>
11529 PR middle-end/77677
11530 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
11531 from constant folding results.
11532 (gimple_resimplify2): Likewise.
11533 (gimple_resimplify3): Likewise.
11535 2016-09-22 Richard Biener <rguenther@suse.de>
11537 PR middle-end/77678
11538 * expr.c (expand_expr_real_1): Guard array access against negative
11541 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11543 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
11545 (format_floating): Likewise.
11547 2016-09-22 Jakub Jelinek <jakub@redhat.com>
11550 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
11551 for all IFN_GOMP_SIMD_* internal fns, not just for
11552 IFN_GOMP_SIMD_ORDERED_*.
11554 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
11557 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
11558 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
11559 instructions when you want to invert the test.
11560 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
11561 correct order for XXSEL.
11562 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
11563 for using XSCMP{EQ,GT,GE}DP.
11565 2016-09-21 David Malcolm <dmalcolm@redhat.com>
11567 * genconstants.c (main): Introduce noop_reader and convert call
11568 to read_md_files to a method call.
11569 * genenums.c (main): Likewise.
11570 * genmddeps.c (main): Likewise.
11571 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
11572 rtx_reader_ptr->get_top_level_filename ().
11573 (write_tm_preds_h): Likewise.
11574 (write_insn_preds_c): Likewise.
11575 * gensupport.c (class gen_reader): New subclass of rtx_reader.
11576 (rtx_handle_directive): Convert to...
11577 (gen_reader::handle_unknown_directive): ...this.
11578 (init_rtx_reader_args_cb): Convert return type from bool to
11579 rtx_reader *. Create a gen_reader instance, using it for the
11580 call to read_md_files. Return it if no errors occur.
11581 (init_rtx_reader_args): Convert return type from bool to
11583 * gensupport.h (init_rtx_reader_args_cb): Likewise.
11584 (init_rtx_reader_args_cb): Likewise.
11585 * read-md.c (struct file_name_list): Move to class rtx_reader.
11586 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
11587 (read_md_filename): Delete in favor of
11588 rtx_reader::m_read_md_filename.
11589 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
11590 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
11591 (base_dir): Delete in favor of rtx_reader::m_base_dir.
11592 (first_dir_md_include): Delete in favor of
11593 rtx_reader::m_first_dir_md_include.
11594 (last_dir_md_include_ptr): Delete in favor of
11595 rtx_reader::m_last_dir_md_include_ptr.
11596 (max_include_len): Delete.
11597 (rtx_reader_ptr): New.
11598 (fatal_with_file_and_line): Use get_filename and get_lineno
11599 accessors of rtx_reader_ptr.
11600 (require_char_ws): Likewise.
11601 (rtx_reader::read_char): New method, based on ::read_char.
11602 (rtx_reader::unread_char): New method, based on ::unread_char.
11603 (read_escape): Use get_filename and get_lineno accessors of
11605 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
11606 (read_string): Use get_filename and get_lineno accessors of
11608 (rtx_reader::rtx_reader): New ctor.
11609 (rtx_reader::~rtx_reader): New dtor.
11610 (handle_include): Convert from a function to...
11611 (rtx_reader::handle_include): ...this method, converting
11612 handle_directive from a callback to a virtual function.
11613 (handle_file): Likewise, converting to...
11614 (rtx_reader::handle_file): ...this method.
11615 (handle_toplevel_file): Likewise, converting to...
11616 (rtx_reader::handle_toplevel_file): ...this method.
11617 (rtx_reader::get_current_location): New method.
11618 (parse_include): Convert from a function to...
11619 (rtx_reader::add_include_path): ...this method, dropping redundant
11620 update to unused max_include_len.
11621 (read_md_files): Convert from a function to...
11622 (rtx_reader::read_md_files): ...this method, converting
11623 handle_directive from a callback to a virtual function.
11624 (noop_reader::handle_unknown_directive): New method.
11625 * read-md.h (directive_handler_t): Delete this typedef.
11626 (in_fname): Delete.
11627 (read_md_file): Delete.
11628 (read_md_lineno): Delete.
11629 (read_md_filename): Delete.
11630 (class rtx_reader): New class.
11631 (rtx_reader_ptr): New decl.
11632 (class noop_reader): New subclass of rtx_reader.
11633 (read_char): Reimplement in terms of rtx_reader::read_char.
11634 (unread_char): Reimplement in terms of rtx_reader::unread_char.
11635 (read_md_files): Delete.
11636 * read-rtl.c (read_rtx_code): Update for deletion of globals
11637 read_md_filename and read_md_lineno.
11639 2016-09-21 Jason Merrill <jason@redhat.com>
11641 * input.h (from_macro_definition_at): New.
11643 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
11645 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
11647 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11649 PR tree-optimization/77550
11650 * tree-vect-stmts.c (create_array_ref): Change parameters.
11651 (get_group_alias_ptr_type): New function.
11652 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
11654 2016-09-21 Marek Polacek <polacek@redhat.com>
11656 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
11657 Add falls through comment.
11659 2016-09-21 Richard Biener <rguenther@suse.de>
11661 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
11662 (replace_child): Likewise.
11663 (remove_child_TAG): Adjust.
11664 (move_marked_base_types): Likewise.
11665 (prune_unused_types_prune): Clear die_sib of removed children.
11667 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
11670 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
11671 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
11673 2016-09-21 Richard Biener <rguenther@suse.de>
11675 PR tree-optimization/77648
11676 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
11678 (make_transitive_closure_constraints): Adjust comment.
11679 (make_any_offset_constraints): New function.
11680 (handle_rhs_call): Make sure to first expand a pointer to all
11681 subfields before transitively closing it.
11682 (handle_const_call): Likewise. Properly expand returned
11684 (handle_pure_call): Likewise.
11686 2016-09-21 Richard Biener <rguenther@suse.de>
11687 Jakub Jelinek <jakub@redhat.com>
11689 PR tree-optimization/77621
11690 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
11691 group at non-vectorizable stmts.
11693 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11695 PR tree-optimization/72835
11696 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
11697 (make_new_ssa_for_all_defs): Likewise.
11698 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
11700 2016-09-20 Martin Sebor <msebor@redhat.com>
11702 PR middle-end/49905
11703 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
11704 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
11705 * config/linux.c (gnu_libc_printf_pointer_format): New function.
11706 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
11707 * config/sol2.c (solaris_printf_pointer_format): New function.
11708 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
11710 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
11711 * doc/tm.texi: Regenerate.
11712 * gimple-fold.h (get_range_strlen): New function.
11713 (get_maxval_strlen): Declare existing function.
11714 * gimple-fold.c (get_range_strlen): Add arguments and compute both
11715 maximum and minimum.
11716 (get_range_strlen): Define overload.
11717 (get_maxval_strlen): Adjust.
11718 * gimple-ssa-sprintf.c: New file and pass.
11719 * passes.def (pass_sprintf_length): Add new pass.
11720 * targhooks.h (default_printf_pointer_format): Declare new function.
11721 (gnu_libc_printf_pointer_format): Same.
11722 (solaris_libc_printf_pointer_format): Same.
11723 * targhooks.c (default_printf_pointer_format): Define new function.
11724 * tree-pass.h (make_pass_sprintf_length): Declare new function.
11725 * print-tree.c: Increase buffer size.
11727 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11729 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
11731 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11733 * common.opt: New option -fipa-vrp.
11734 * ipa-cp.c (ipa_get_vr_lat): New.
11735 (ipcp_vr_lattice::print): Likewise.
11736 (print_all_lattices): Call ipcp_vr_lattice::print.
11737 (ipcp_vr_lattice::meet_with): New.
11738 (ipcp_vr_lattice::meet_with_1): Likewise.
11739 (ipcp_vr_lattice::top_p): Likewise.
11740 (ipcp_vr_lattice::bottom_p): Likewsie.
11741 (ipcp_vr_lattice::set_to_bottom): Likewise.
11742 (set_all_contains_variable): Call VR set_to_bottom.
11743 (initialize_node_lattices): Init VR lattices.
11744 (propagate_vr_accross_jump_function): New.
11745 (propagate_constants_accross_call): Call
11746 propagate_vr_accross_jump_function.
11747 (ipcp_store_vr_results): New.
11748 (ipcp_driver): Handle VR.
11749 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
11750 (ipa_set_jf_unknown): Likewise.
11751 (ipa_compute_jump_functions_for_edge): Likewise.
11752 (ipa_node_params_t::duplicate): Likewise.
11753 (ipa_write_jump_function): Likewise.
11754 (ipa_read_jump_function): Likewise.
11755 (write_ipcp_transformation_info): Likewise.
11756 (read_ipcp_transformation_info): Likewise.
11757 (ipcp_update_vr): New.
11758 (ipcp_transform_function): Handle VR.
11759 * ipa-prop.h (struct ipa_vr): New.
11760 * cgraph.c: Include tree-vrp.h.
11761 * cgraphunit.c: Likewise.
11762 * ipa-utils.c: Likewise.
11764 * opts.c: Likewise.
11765 * toplev.c: Likewise.
11766 * ipa-devirt.c: Likewise.
11767 * ipa-inline-transform.c: Likewise.
11768 * ipa-inline.c: Likewise.
11769 * ipa-profile.c: Likewise.
11771 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
11773 * doc/invoke.texi: Document -fdump-tree-evrp.
11774 * passes.def: Define new pass_early_vrp.
11775 * timevar.def: Define new TV_TREE_EARLY_VRP.
11776 * tree-pass.h (make_pass_early_vrp): New.
11777 * tree-ssa-propagate.c: Make replace_uses_in non static.
11778 * tree-ssa-propagate.h: Export replace_uses_in.
11779 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
11780 (extract_range_from_assert): Factor out
11781 extract_range_for_var_from_comparison_expr.
11782 (vrp_initialize_lattice): New.
11783 (vrp_initialize): Factor out vrp_initialize_lattice.
11784 (vrp_valueize): Fix it to reject complex value ranges.
11785 (vrp_free_lattice): New.
11786 (evrp_dom_walker::before_dom_children): Likewise.
11787 (evrp_dom_walker::after_dom_children): Likewise.
11788 (evrp_dom_walker::push_value_range): Likewise.
11789 (evrp_dom_walker::pop_value_range): Likewise.
11790 (execute_early_vrp): Likewise.
11791 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
11792 (make_pass_early_vrp): New.
11794 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11796 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
11797 instead of exact_log2.
11799 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
11802 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
11803 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
11804 (ix86_add_stmt_cost): Penalize DFmode vector operations
11805 for !TARGET_VECTORIZE_DOUBLE.
11807 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
11809 * doc/invoke.texi (Warning Options): Simplify language.
11810 (Optimize Options): Complete sentence.
11812 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
11814 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
11817 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
11820 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
11821 inits on power8 and above, use the VMRGEW instruction instead of a
11824 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
11825 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
11828 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11830 * config/aarch64/arm_neon.h
11831 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
11832 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
11833 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
11835 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
11837 * config/var/vax.h (ELIMINABLE_REGS): Define.
11838 (INITIAL_ELIMINATION_OFFSET): Define.
11840 2016-09-20 Jakub Jelinek <jakub@redhat.com>
11842 PR middle-end/77624
11843 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
11844 cast to void * if the cast is from some other pointer type.
11846 2016-09-20 Richard Biener <rguenther@suse.de>
11848 PR tree-optimization/77646
11849 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
11852 2016-09-20 Tamar Christina <tamar.christina@arm.com>
11854 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
11855 attributes to all inlined functions and make them extern.
11857 2016-09-20 Richard Biener <rguenther@suse.de>
11859 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
11861 * debug.c (do_nothing_debug_hooks): Adjust.
11862 * dbxout.c (dbx_debug_hooks): Likewise.
11863 * sdbout.c (sdb_debug_hooks): Likewise.
11864 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
11865 (dwarf2out_finish): Move producer, filename and
11866 path annotation ...
11867 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
11868 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
11870 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
11873 * doc/invoke.texi: Document -Wint-in-bool-context.
11875 PR middle-end/77421
11876 * dwarf2out.c (output_loc_operands): Fix an assertion.
11878 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11880 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
11881 (CR_DECIMAL_DIG): New macro.
11883 2016-09-19 Joseph Myers <joseph@codesourcery.com>
11885 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
11888 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
11890 PR rtl-optimization/77416
11891 * lra-remat.c (operand_to_remat): Process hard coded insn
11894 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11896 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
11897 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
11899 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
11901 * target.def (lra_p): Wordsmithing.
11902 * doc/tm.texi: Regenerate.
11904 2016-09-19 Jakub Jelinek <jakub@redhat.com>
11905 Jan Hubicka <jh@suse.cz>
11908 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
11909 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
11910 Call ultimate_alias_target just once, not up to 4 times.
11912 2016-09-19 Richard Biener <rguenther@suse.de>
11914 * dwarf2out.c (early_dwarf_finished): New global.
11915 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
11917 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
11918 if called from LTO exit early.
11919 (dwarf2out_late_global_decl): When being during the early
11920 debug phase do not add locations but only const value attributes.
11921 Adjust the way we generate early DIEs for LTO.
11923 2016-09-19 Richard Biener <rguenther@suse.de>
11925 PR middle-end/77605
11926 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
11927 proper niter to bound the loops.
11929 2016-09-19 Richard Biener <rguenther@suse.de>
11931 PR tree-optimization/77514
11932 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
11933 search for folded stmt.
11935 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
11937 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
11938 * tree-pass.h (make_pass_early_thread_jumps): Declare.
11939 * tree-ssa-threadbackward.c (fsm_find_thread_path,
11940 fsm_find_thread_path, profitable_jump_thread_path,
11941 fsm_find_control_statement_thread_paths,
11942 find_jump_threads_backwards): Add speed_p parameter.
11943 (pass_data_early_thread_jumps): New pass.
11944 (make_pass_early_thread_jumps): New function.
11946 2016-09-17 Andreas Schwab <schwab@suse.de>
11948 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
11949 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
11951 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
11953 * recog.c (rest_of_handle_split_after_reload): Delete.
11954 (pass_split_after_reload::gate): New method.
11955 (pass_split_after_reload::execute): Call split_all_insns directly.
11957 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
11959 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
11960 parameters for functions taking long long arguments.
11962 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11965 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
11966 splat with truncate.
11968 2016-09-16 Jason Merrill <jason@redhat.com>
11970 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
11972 * hwint.c (exact_log2): Use pow2p_hwi.
11973 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
11974 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
11975 * builtins.c (get_object_alignment_2, get_object_alignment)
11976 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
11978 * calls.c (compute_argument_addresses, store_one_arg): Use
11980 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
11981 * combine.c (force_to_mode): Use least_bit_hwi.
11982 (contains_muldiv, find_split_point, combine_simplify_rtx)
11983 (simplify_if_then_else, simplify_set, force_to_mode)
11984 (if_then_else_cond, simplify_and_const_int_1)
11985 (simplify_compare_const): Use pow2p_hwi.
11986 * cse.c (fold_rtx): Use pow2p_hwi.
11987 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
11989 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
11990 (init_expmed_one_conv): Use pow2p_hwi.
11991 * expr.c (is_aligning_offset): Use pow2p_hwi.
11992 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
11993 (fold_binary_loc): Use pow2p_hwi.
11994 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
11995 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
11996 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
11997 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
11999 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
12000 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
12001 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
12002 * omp-low.c (oacc_loop_fixed_partitions)
12003 (oacc_loop_auto_partitions): Use least_bit_hwi.
12004 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
12005 * stor-layout.c (place_field): Use least_bit_hwi.
12006 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
12007 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
12008 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
12009 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
12010 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
12011 * tree-vect-data-refs.c (vect_analyze_group_access_1)
12012 (vect_grouped_store_supported, vect_grouped_load_supported)
12013 (vect_permute_load_chain, vect_shift_permute_load_chain)
12014 (vect_transform_grouped_load): Use pow2p_hwi.
12015 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
12016 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
12017 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
12019 * tsan.c (instrument_expr): Use least_bit_hwi.
12020 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
12022 2016-09-16 Andreas Schwab <schwab@suse.de>
12024 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
12025 OFFSET, not offset.
12026 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12028 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12031 * combine.c (rest_of_handle_combine): If any edges have been purged,
12032 free dominators if available.
12034 2016-09-16 Jakub Jelinek <jakub@redhat.com>
12035 Eric Botcazou <ebotcazou@adacore.com>
12037 PR middle-end/77594
12038 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
12039 through into expand_addsub_overflow after expand_neg_overflow.
12041 2016-09-15 David Malcolm <dmalcolm@redhat.com>
12043 * diagnostic-show-locus.c
12044 (selftest::test_fixit_insert_containing_newline): New function.
12045 (selftest::test_fixit_replace_containing_newline): New function.
12046 (selftest::diagnostic_show_locus_c_tests): Call the above.
12048 2016-09-15 Bin Cheng <bin.cheng@arm.com>
12050 PR tree-optimization/77503
12051 * tree-vect-loop.c (vectorizable_reduction): Record reduction
12052 code for CONST_COND_REDUCTION at analysis stage and use it at
12054 * tree-vectorizer.h (struct _stmt_vec_info): New field.
12055 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
12056 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
12059 2016-09-15 Richard Biener <rguenther@suse.de>
12061 PR middle-end/77544
12062 * fold-const.c (split_tree): Do not split constant ~X.
12064 2016-09-15 Jakub Jelinek <jakub@redhat.com>
12066 PR rtl-optimization/77425
12067 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
12070 PR middle-end/77475
12071 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
12072 use %qs instead of %s where desirable, use argument instead of arg in
12073 the diagnostic wording, add list of supported strategies and
12075 (ix86_option_override_internal): Emit target("m...") instead of
12076 option("m...") in the diagnostic. Use %qs instead of %s in invalid
12077 -march/-mtune option diagnostic. Add list of supported arches/tunings
12078 and spellcheck hint. Remove prefix, suffix and sw variables, use
12079 main_args_p ? "..." : "..." in diagnostics to make translation
12082 2016-09-15 Richard Biener <rguenther@suse.de>
12084 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
12085 extra offset argument.
12086 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
12087 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
12088 to reflect new offset parameter.
12089 * doc/tm.texi: Regenerate.
12090 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12091 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
12093 (darwin_asm_output_dwarf_offset): Likewise.
12094 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
12096 (darwin_asm_output_dwarf_offset): Pass offset argument through.
12097 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
12098 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
12100 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
12103 * ipa-icf.c (set_alias_uids): New function.
12104 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
12105 all the merged variable's referring aliases.
12107 2016-09-15 Richard Biener <rguenther@suse.de>
12109 PR tree-optimization/77514
12110 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
12111 only forced_stmts sequence.
12113 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
12115 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
12116 * cfgexpand.c (update_alias_info_with_stack_vars): Use
12117 FOR_EACH_SSA_NAME to iterate over SSA variables.
12118 (pass_expand::execute): Likewise.
12119 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
12120 * tree-cfg.c (dump_function_to_file): Likewise.
12121 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
12122 (update_ssa): Likewise.
12123 * tree-ssa-alias.c (dump_alias_info): Likewise.
12124 * tree-ssa-ccp.c (ccp_finalize): Likewise.
12125 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
12126 (create_outofssa_var_map): Likewise.
12127 (coalesce_ssa_name): Likewise.
12128 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
12129 * tree-ssa-pre.c (compute_avail): Likewise.
12130 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
12131 (scc_vn_restore_ssa_info): Likewise.
12132 (free_scc_vn): Likwise.
12133 (run_scc_vn): Likewise.
12134 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
12135 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
12136 * tree-ssa-copy.c (fini_copy_prop): Likewise.
12137 * tree-ssa.c (verify_ssa): Likewise.
12139 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
12141 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
12142 and mips64r2 as default 32-bit and 64-bit architectures.
12143 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
12144 as default 32-bit and 64-bit architectures.
12146 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
12148 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
12151 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12153 * target.def (lra_p): Change commentary (for the manual) for the
12155 * doc/tm.texi: Regenerate.
12157 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12159 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
12160 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
12161 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
12162 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
12164 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12166 * targhooks.c (default_lra_p): Return true instead of false.
12168 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
12170 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
12171 hook_bool_void_false.
12172 * config/avr/avr.c: Ditto.
12173 * config/bfin/bfin.c: Ditto.
12174 * config/c6x/c6x.c: Ditto.
12175 * config/cr16/cr16.c: Ditto.
12176 * config/cris/cris.c: Ditto.
12177 * config/epiphany/epiphany.c: Ditto.
12178 * config/fr30/fr30.c: Ditto.
12179 * config/frv/frv.c: Ditto.
12180 * config/h8300/h8300.c: Ditto.
12181 * config/ia64/ia64.c: Ditto.
12182 * config/iq2000/iq2000.c: Ditto.
12183 * config/lm32/lm32.c: Ditto.
12184 * config/m32c/m32c.c: Ditto.
12185 * config/m32r/m32r.c: Ditto.
12186 * config/m68k/m68k.c: Ditto.
12187 * config/mcore/mcore.c: Ditto.
12188 * config/microblaze/microblaze.c: Ditto.
12189 * config/mmix/mmix.c: Ditto.
12190 * config/mn10300/mn10300.c: Ditto.
12191 * config/moxie/moxie.c: Ditto.
12192 * config/msp430/msp430.c: Ditto.
12193 * config/nios2/nios2.c: Ditto.
12194 * config/nvptx/nvptx.c: Ditto.
12195 * config/pa/pa.c: Ditto.
12196 * config/pdp11/pdp11.c: Ditto.
12197 * config/rl78/rl78.c: Ditto.
12198 * config/sparc/sparc.c: Ditto.
12199 * config/spu/spu.c: Ditto.
12200 * config/stormy16/stormy16.c: Ditto.
12201 * config/tilegx/tilegx.c: Ditto.
12202 * config/tilepro/tilepro.c: Ditto.
12203 * config/v850/v850.c: Ditto.
12204 * config/vax/vax.c: Ditto.
12205 * config/visium/visium.c: Ditto.
12206 * config/xtensa/xtensa.c: Ditto.
12208 2016-09-14 Jakub Jelinek <jakub@redhat.com>
12211 * tsan.c: Include target.h.
12212 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
12213 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
12214 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
12215 BUILT_IN_ATOMIC_TEST_AND_SET entries.
12216 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
12218 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
12219 Martin Liska <mliska@suse.cz>
12221 PR middle-end/77574
12222 * predict.c (force_edge_cold): Add braces to a condition.
12224 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
12226 PR rtl-optimization/77289
12227 * lra-constraints.c (get_final_hard_regno): Removed.
12228 (get_hard_regno): Add new parameter final_p.
12229 (get_reg_class): Directly call lra_get_elimination_hard_regno.
12230 (operands_match_p): Adjust call to get_hard_regno.
12231 (uses_hard_regs_p): Likewise.
12232 (process_alt_operands): Likewise.
12234 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
12237 * config/msp430/msp430.c (msp430_start_function): Emit an error
12238 if a function is both weak and specifies an interrupt number.
12240 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12242 PR tree-optimization/77454
12243 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
12244 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
12247 2016-09-13 Tamar Christina <tamar.christina@arm.com>
12249 * config/aarch64/aarch64-builtins.c
12250 (aarch64_init_simd_builtins): Fix builtin type signature printing.
12252 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
12254 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
12255 SFmode and SCmode arguments by reference.
12257 2016-09-13 David Malcolm <dmalcolm@redhat.com>
12259 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
12261 (selftest::test_one_liner_fixit_insert_before): ...this, and update
12262 for renaming of add_fixit_insert to add_fixit_insert_before.
12263 (selftest::test_one_liner_fixit_insert_after): New function.
12264 (selftest::test_one_liner_fixit_validation_adhoc_locations):
12265 Update for renaming of add_fixit_insert to add_fixit_insert_before.
12266 (selftest::test_one_liner_many_fixits): Likewise.
12267 (selftest::test_diagnostic_show_locus_one_liner): Update for
12268 renaming, call new test function.
12269 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
12270 renaming of add_fixit_insert to add_fixit_insert_before.
12271 (selftest::test_fixit_consolidation): Likewise.
12272 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
12274 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
12275 (selftest::test_applying_fixits_insert_before): ...this.
12276 (selftest::test_applying_fixits_insert): Update for renaming of
12277 add_fixit_insert to add_fixit_insert_before.
12278 (selftest::test_applying_fixits_insert_after): New function.
12279 (selftest::test_applying_fixits_insert_after_at_line_end): New
12281 (selftest::test_applying_fixits_insert_after_failure): New function.
12282 (selftest::test_applying_fixits_multiple): Update for renaming of
12283 add_fixit_insert to add_fixit_insert_before.
12284 (selftest::change_line): Likewise.
12285 (selftest::test_applying_fixits_unreadable_file): Likewise.
12286 (selftest::test_applying_fixits_line_out_of_range): Likewise.
12287 (selftest::test_applying_fixits_column_validation): Likewise.
12288 (selftest::test_applying_fixits_column_validation): Likewise.
12289 (selftest::edit_context_c_tests): Update for renamed test function;
12290 call new test functions.
12292 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
12294 PR tree-optimization/77536
12295 PR rtl-optimization/68212
12296 * config/rs6000/rs6000.md (div->recip splitter): Remove
12297 optimize_insn_for_speed_p condition.
12299 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
12301 * optabs.c (prepare_cmp_insn): Update documentation comment.
12303 2016-09-13 Jakub Jelinek <jakub@redhat.com>
12304 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12306 PR middle-end/77475
12307 * opts.h (candidates_list_and_hint): Declare.
12308 * opts-common.c (candidates_list_and_hint): New function.
12309 (cmdline_handle_error): Use it.
12311 2016-09-12 David Malcolm <dmalcolm@redhat.com>
12313 * edit-context.c (edited_line::get_len): New accessor.
12314 (edited_file::print_diff): Split out hunk-printing into...
12315 (edited_file::print_diff_hunk): New method.
12316 (edited_file::print_diff_line): New method.
12318 2016-09-12 Andrew Pinski <apinski@cavium.com>
12320 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
12322 * config/aarch64/aarch64.c (thunderx_tunings): Enable
12323 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
12324 (aarch64_operands_ok_for_ldpstp): Return false if
12325 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
12326 was SImode and the alignment is less than 8 byte.
12327 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
12329 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
12332 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
12334 2016-09-12 Marek Polacek <polacek@redhat.com>
12336 * doc/extend.texi: Use lowercase "boolean".
12337 * doc/invoke.texi: Likewise.
12338 * doc/md.texi: Likewise.
12339 * target.def: Likewise.
12340 * doc/tm.texi: Regenerated.
12342 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12344 PR middle-end/77426
12345 * expmed.c (synth_mult): Delete duplicate mode check.
12347 2016-09-10 Tom de Vries <tom@codesourcery.com>
12350 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
12352 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
12353 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
12355 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
12357 PR rtl-optimization/77289
12358 * lra-constraints.c (get_final_hard_regno): Add support for non hard
12359 register numbers. Remove support for subregs.
12360 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
12361 (get_reg_class): Delete removed get_final_hard_regno() argument.
12362 (uses_hard_regs_p): Call get_final_hard_regno().
12364 2016-09-09 Martin Sebor <msebor@redhat.com>
12368 * pretty-print.c (pp_quoted_string): New function.
12369 (pp_format): Call it for %c and %s directives.
12371 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
12373 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
12374 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
12375 INITIAL_ELIMINATION_OFFSET) : Update documentation.
12376 * target.def (frame_pointer_required, can_eliminate): Likewise.
12377 * doc/tm.texi: Regenerated.
12378 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
12380 * df-scan.c (df_hard_reg_init): Likewise.
12381 * ira.c (ira_setup_eliminable_regset): Likewise.
12382 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
12383 init_elim_table): Likewise.
12384 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
12385 set_initial_elim_offsets, update_eliminables,
12386 init_elim_table): Likewise.
12387 * rtlanal.c (get_initial_register_offset): Likewise.
12388 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
12389 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12390 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12391 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
12392 * config/fr30/fr30.h: Fix comment.
12393 * config/frv/frv.c: Likewise.
12394 * config/frv/frv.h: Likewise.
12395 * config/ft32/ft32.h: Likewise.
12396 * config/visium/visium.h: Likewise.
12397 * config/pa/pa64-linux.h: Likewise.
12398 * config/v850/v850.h: Likewise.
12399 * config/cris/cris.c: Likewise.
12400 * config/ia64/ia64.h: Likewise.
12401 * config/moxie/moxie.h: Likewise.
12402 * config/m32r/m32r.h: Likewise.
12404 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
12407 * config.in: Regenerate.
12408 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
12410 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
12411 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
12412 static-libmpxwrappers case.
12413 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
12414 MPX_LD_AS_NEEDED_GUARD_POP.
12415 * configure: Regenerate.
12416 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
12417 defined if linker support "--push-state"/"--pop-state".
12419 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
12421 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
12423 2016-09-09 Joseph Myers <joseph@codesourcery.com>
12425 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
12426 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
12427 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
12428 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
12429 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
12430 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
12431 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
12433 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
12434 width macros from TS 18661-1.
12435 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
12437 2016-09-08 Jakub Jelinek <jakub@redhat.com>
12440 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
12441 OMP_CLAUSE_SAFELEN_EXPR.
12443 2016-09-07 David Malcolm <dmalcolm@redhat.com>
12445 * Makefile.in (OBJS): Add substring-locations.o.
12446 * langhooks-def.h (class substring_loc): New forward decl.
12447 (lhd_get_substring_location): New decl.
12448 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
12449 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
12450 * langhooks.c (lhd_get_substring_location): New function.
12451 * langhooks.h (class substring_loc): New forward decl.
12452 (struct lang_hooks): Add field get_substring_location.
12453 * substring-locations.c: New file, taking definition of
12454 format_warning_va and format_warning_at_substring from
12455 c-family/c-format.c, making them non-static.
12456 * substring-locations.h (class substring_loc): Move class here
12457 from c-family/c-common.h. Add and rewrite comments.
12458 (format_warning_va): New decl.
12459 (format_warning_at_substring): New decl.
12460 (get_source_location_for_substring): Add comment.
12462 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
12464 * config/i386/i386.c: Add 'U' suffix to processor feature bits
12465 to avoid -Wnarrowing warning.
12466 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
12467 * opts.c: Likewise for SANITIZER_OPT bitmasks.
12469 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
12471 * config/aarch64/aarch64.c (aarch64_legitimize_address):
12472 Avoid use of base_offset if offset already in range.
12474 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
12476 * config/sh/sh-protos.h (struct sh_atomic_model,
12477 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12478 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12479 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
12480 * config/sh/sh.h (struct sh_atomic_model,
12481 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
12482 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
12483 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
12484 Guard with __cplusplus.
12486 2016-09-06 Jakub Jelinek <jakub@redhat.com>
12489 * config/i386/i386.c (ix86_expand_builtin): For builtin with
12490 unsupported or unknown ISA, use expand_call.
12492 2016-09-06 Martin Liska <mliska@suse.cz>
12494 PR gcov-profile/77378
12495 PR gcov-profile/77466
12496 * tree-profile.c (tree_profiling): Detect whether target can use
12497 -fprofile-update=atomic.
12499 2016-09-06 Richard Biener <rguenther@suse.de>
12501 PR tree-optimization/77479
12502 * tree-vrp.c (update_value_range): Extend overflow handling to
12505 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12508 * config/i386/i386.md (isa): Add x64_avx512bw.
12509 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
12510 (kmov_isa): New mode attr.
12511 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
12512 (*zero_extend<mode>si2): Likewise.
12513 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
12515 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
12517 * doc/invoke.texi (SPU Options): nops -> NOPs.
12518 (x86 Options): Ditto.
12520 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12522 PR middle-end/77475
12523 * toplev.c (process_options): Temporarily set input_location
12524 to UNKNOWN_LOCATION around targetm.target_option.override () call.
12526 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
12528 PR rtl-optimization/77452
12529 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
12530 inner-mode reference to a CONST_VECTOR constant in the constant pool.
12532 2016-09-05 Marek Polacek <polacek@redhat.com>
12535 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
12537 2016-09-05 Jakub Jelinek <jakub@redhat.com>
12540 * gensupport.c (alter_output_for_subst_insn): Remove redundant
12541 *insn_out == '*' test. Don't copy unnecessary to yet another
12542 memory buffer, and don't leak it.
12544 PR rtl-optimization/77425
12545 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
12547 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
12549 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
12551 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12553 * common.opt (fdiagnostics-generate-patch): New option.
12554 * diagnostic.c: Include "edit-context.h".
12555 (diagnostic_initialize): Initialize context->edit_context_ptr.
12556 (diagnostic_finish): Delete context->edit_context_ptr.
12557 (diagnostic_report_diagnostic): Add fix-it hints from the
12558 diagnostic to context->edit_context_ptr, if any.
12559 * diagnostic.h (class edit_context): Add forward decl.
12560 (struct diagnostic_context): Add field "edit_context_ptr".
12561 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
12562 -fdiagnostics-generate-patch.
12563 (-fdiagnostics-generate-patch): New item.
12564 * toplev.c: Include "edit-context.h".
12565 (process_options): Set global_dc->edit_context_ptr to a new
12566 edit_context if the options need one.
12567 (toplev::main): Handle -fdiagnostics-generate-patch by using
12568 global_dc->edit_context_ptr.
12570 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12573 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
12574 map and firstprivate clauses on target construct for _Atomic
12576 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
12577 on target construct for _Atomic qualified decls.
12578 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
12580 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
12581 _Atomic qualified arguments not mentioned in uniform clause.
12583 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12585 * Makefile.in (OBJS-libcommon): Add edit-context.o.
12586 * diagnostic-color.c (color_dict): Add "diff-filename",
12587 "diff-hunk", "diff-delete", and "diff-insert".
12588 (parse_gcc_colors): Update default value of GCC_COLORS in comment
12589 to reflect above changes.
12590 * doc/invoke.texi (-fdiagnostics-color): Update description of
12591 default GCC_COLORS, and of the supported capabilities.
12592 * edit-context.c: New file.
12593 * edit-context.h: New file.
12594 * input.c (struct fcache): Add field "missing_trailing_newline".
12595 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
12597 (add_file_to_cache_tab): Likewise.
12598 (fcache::fcache): Likewise.
12599 (get_next_line): Update c->missing_trailing_newline.
12600 (location_missing_trailing_newline): New function.
12601 * input.h (location_missing_trailing_newline): New decl.
12602 * selftest-run-tests.c (selftest::run_tests): Call
12603 edit_context_c_tests.
12604 * selftest.h (edit_context_c_tests): New decl.
12606 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12607 Richard Biener <rguenth@suse.de>
12609 PR tree-optimization/77444
12610 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
12611 as steptype, remove redundant initialization.
12613 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12616 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
12617 (sanopt_optimize_walker): Optimize away
12618 __asan_before_dynamic_init (...) followed by
12619 __asan_after_dynamic_init () without intervening memory loads/stores.
12620 * ipa-pure-const.c (special_builtin_state): Handle
12621 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
12622 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
12624 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12626 * cfg.c (free_original_copy_tables): Replace second assignment of
12627 bb_copy = NULL by bb_original = NULL.
12629 2016-09-02 Jakub Jelinek <jakub@redhat.com>
12632 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
12633 assignment added in r216794.
12635 2016-09-02 David Malcolm <dmalcolm@redhat.com>
12637 * Makefile.in (OBJS): Add typed-splay-tree.o.
12638 * selftest-run-tests.c (selftest::run_tests): Call
12639 typed_splay_tree_c_tests.
12640 * selftest.h (typed_splay_tree_c_tests): New decl.
12641 * typed-splay-tree.c: New file.
12642 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
12643 (typed_splay_tree::max): New method.
12644 (typed_splay_tree::min): New method.
12645 (typed_splay_tree::foreach): New method.
12646 (typed_splay_tree::closure): New struct.
12647 (typed_splay_tree::inner_foreach_fn): New function.
12649 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
12651 * ipa-cp.c (ipcp_store_bits_results): Change option name from
12652 -fipa-cp-bit to -fipa-bit-cp.
12654 2016-09-01 Martin Sebor <msebor@redhat.com>
12656 PR tree-optimization/71831
12657 * tree-object-size.h: Return bool instead of the size and add
12658 argument for the size.
12659 * tree-object-size.c (compute_object_offset): Update signature.
12660 (addr_object_size): Same.
12661 (compute_builtin_object_size): Return bool instead of the size
12662 and add argument for the size. Handle POINTER_PLUS_EXPR when
12663 optimization is disabled.
12664 (expr_object_size): Adjust.
12665 (plus_stmt_object_size): Adjust.
12666 (pass_object_sizes::execute): Adjust.
12667 * builtins.c (fold_builtin_object_size): Adjust.
12668 * doc/extend.texi (Object Size Checking): Update.
12669 * ubsan.c (instrument_object_size): Adjust.
12671 2016-09-01 Martin Sebor <msebor@redhat.com>
12673 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
12674 it fits the output of the formatted function regardless of its
12676 * genmodes.c (parser::parse_expr): Same.
12677 * gimplify.c (gimplify_asm_expr): Same.
12678 * passes.c (pass_manager::register_one_dump_file): Same.
12679 * print-tree.c (print_node): Same.
12681 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12683 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
12685 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12687 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
12689 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12691 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
12692 * config/rs6000/vector.md: Ditto.
12693 * config/rs6000/vsx.md: Ditto.
12695 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12697 * ipa-inline-analysis.c (param_change_prob): Get to the base object
12698 first in all cases.
12700 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12702 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
12703 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
12704 *return_and_restore_gpregs_<mode>_r11,
12705 *return_and_restore_gpregs_<mode>_r12,
12706 *return_and_restore_gpregs_<mode>_r1,
12707 *return_and_restore_fpregs_<mode>_r11,
12708 *return_and_restore_fpregs_<mode>_r12,
12709 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
12710 directly instead of via the "l" constraint. Renumber operands.
12713 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12715 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
12716 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
12717 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
12718 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
12719 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
12720 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
12721 *call_value_nonlocal_darwin64, reload_macho_picbase,
12722 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
12723 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
12724 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
12725 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
12726 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
12727 *save_fpregs_<mode>_r1): Ditto.
12728 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
12729 *return_and_restore_gpregs_spe): Ditto.
12731 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
12733 * config/rs6000/rs6000.md
12734 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
12735 the use of the link register.
12736 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
12738 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12739 Michael Meissner <meissner@linux.vnet.ibm.com>
12742 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
12743 reg+reg addressing for TImode.
12744 (rs6000_legitimate_address_p): Only allow register indirect
12745 addressing for TImode, even without TARGET_QUAD_MEMORY.
12747 2016-09-01 Richard Biener <rguenther@suse.de>
12749 PR middle-end/77436
12750 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
12751 check whether the result fits the desired result type.
12753 2016-09-01 Nathan Sidwell <nathan@acm.org>
12755 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
12757 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
12759 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
12761 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
12763 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12765 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
12766 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
12767 for comparisons of integer ZERO_EXTEND against zero.
12769 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
12771 * config/i386/i386.c (ix86_option_override_internal): Also disable the
12772 STV pass if -mstackrealign is enabled.
12774 2016-08-31 Ilya Verbin <iverbin@gmail.com>
12776 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
12779 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12781 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
12782 (layout_range::intersects_line_p): New method.
12783 (test_range_contains_point_for_single_point): Rename to...
12784 (test_layout_range_for_single_point): ...this, and add testing
12785 for layout_range::intersects_line_p.
12786 (test_range_contains_point_for_single_line): Rename to...
12787 (test_layout_range_for_single_line): ...this, and add testing
12788 for layout_range::intersects_line_p.
12789 (test_range_contains_point_for_multiple_lines): Rename to...
12790 (test_layout_range_for_multiple_lines): ...this, and add testing
12791 for layout_range::intersects_line_p.
12792 (layout::layout): Populate m_fixit_hints.
12793 (layout::get_expanded_location): Handle the case of a line-span
12795 (layout::validate_fixit_hint_p): New method.
12796 (get_line_span_for_fixit_hint): New function.
12797 (layout::calculate_line_spans): Add spans for fixit-hints.
12798 (layout::should_print_annotation_line_p): New method.
12799 (layout::print_any_fixits): Drop param "richloc", instead using
12800 validated fixits in m_fixit_hints. Add "const" to hint pointers.
12801 (diagnostic_show_locus): Avoid printing blank annotation lines.
12802 (selftest::test_diagnostic_context::test_diagnostic_context):
12803 Initialize show_column and start_span.
12804 (selftest::test_diagnostic_context::start_span_cb): New static
12806 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
12807 (selftest::diagnostic_show_locus_c_tests): Update for function
12808 renamings. Call test_diagnostic_show_locus_fixit_lines.
12810 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12812 PR tree-optimization/73714
12813 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
12815 2016-08-31 David Malcolm <dmalcolm@redhat.com>
12817 * selftest.c: Move "namespace selftest {" to top of file,
12818 removing explicit "selftest::" qualifiers throughout.
12820 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
12822 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
12824 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
12825 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
12826 Replace builtin with vector extension.
12827 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
12829 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
12830 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
12831 Replace builtin with vector extension.
12832 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
12833 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
12834 Replace builtin with vector extension.
12835 * config/i386/xmmintrin.h (__m128_u): New type.
12836 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
12837 (_mm_load_ps, _mm_store_ps): Simplify.
12839 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
12841 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
12843 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12845 * diagnostic-show-locus.c (colorizer::begin_state): Support more
12846 than 3 ranges per diagnostic by alternating between color 1 and
12848 (layout::layout): Replace use of rich_location::MAX_RANGES
12849 with richloc->get_num_locations ().
12850 (layout::calculate_line_spans): Replace use of
12851 rich_location::MAX_RANGES with m_layout_ranges.length ().
12852 (layout::print_annotation_line): Handle arbitrary numbers of
12853 ranges in caret-printing by defaulting to '^'.
12854 (selftest::test_one_liner_many_fixits): New function.
12855 (test_diagnostic_show_locus_one_liner): Call it.
12856 * diagnostic.c (diagnostic_initialize): Update for renaming
12857 of rich_location::MAX_RANGES to
12858 rich_location::STATICALLY_ALLOCATED_RANGES.
12859 * diagnostic.h (struct diagnostic_context): Likewise.
12861 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12863 * selftest.c (selftest::named_temp_file::named_temp_file): New
12865 (selftest::temp_source_file::~temp_source_file): Move to...
12866 (selftest::named_temp_file::~named_temp_file): ...here.
12867 (selftest::test_named_temp_file): New function.
12868 (selftest::selftest_c_tests): Call test_named_temp_file.
12869 * selftest.h (class named_temp_file): New class.
12870 (class temp_source_file): Convert to a subclass of named_temp_file.
12872 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
12874 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
12875 USEs of LR_REGNO in returns and sibcalls.
12876 (rs6000_output_mi_thunk): Similar.
12877 (rs6000_sibcall_aix): Similar.
12878 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
12879 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
12880 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
12881 Remove the USE of LR_REGNO from the patterns as well. Delete an
12883 (return_internal_<mode>): Delete.
12885 2016-08-30 Tamar Christina <tamar.christina@arm.com>
12887 * config/aarch64/aarch64-simd.md
12888 (aarch64_ld2<mode>_dreg_le): New.
12889 (aarch64_ld2<mode>_dreg_be): New.
12890 (aarch64_ld2<mode>_dreg): Removed.
12891 (aarch64_ld3<mode>_dreg_le): New.
12892 (aarch64_ld3<mode>_dreg_be): New.
12893 (aarch64_ld3<mode>_dreg): Removed.
12894 (aarch64_ld4<mode>_dreg_le): New.
12895 (aarch64_ld4<mode>_dreg_be): New.
12896 (aarch64_ld4<mode>_dreg): Removed.
12897 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
12899 2016-08-30 David Malcolm <dmalcolm@redhat.com>
12901 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
12902 redundant location param.
12903 (test_one_liner_fixit_remove): Likewise.
12904 (test_one_liner_fixit_replace): Likewise.
12905 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
12906 * gcc-rich-location.c
12907 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
12908 get_range_from_loc. Drop overload taking a const char *.
12909 * gcc-rich-location.h
12910 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
12913 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12915 * config/linux.c (linux_libc_has_function): Return true on musl.
12917 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
12919 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
12921 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
12923 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
12924 used for abnormal egdes.
12926 2016-08-30 Jakub Jelinek <jakub@redhat.com>
12928 PR tree-optimization/72866
12929 * tree-vect-patterns.c (search_type_for_mask): Turn into
12930 a small wrapper, move all code to ...
12931 (search_type_for_mask_1): ... this new function. Add caching
12932 and adjust recursive calls.
12935 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
12936 instead of lookup_type_die (type_main_variant (type)) even for array
12939 PR middle-end/77377
12940 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
12941 constant pool reference return x instead of c.
12943 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
12945 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
12948 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12951 (selftest::test_make_location_nonpure_range_endpoints): Fix
12954 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12956 * diagnostic-show-locus.c
12957 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
12959 (selftest::test_diagnostic_show_locus_one_liner): Call it.
12960 * input.c (get_pure_location): Move to libcpp/line-map.c.
12961 * input.h (get_pure_location): Convert decl to an inline function
12962 calling implementation in libcpp.
12964 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
12967 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
12968 template for intel asm dialect.
12969 (vec_set_hi_<mode><mask_name>): Ditto.
12971 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12973 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
12974 (selftest::fail_formatted): Likewise.
12976 2016-08-29 David Malcolm <dmalcolm@redhat.com>
12978 * input.c (make_location): Call get_start and get_finish
12979 on the endpoints to avoid storing packed ranges or ad-hoc
12981 (selftest::test_make_location_nonpure_range_endpoints): New function.
12982 (selftest::input_c_tests): Call it.
12983 * input.h (get_start): New inline function.
12985 2016-08-29 Tom de Vries <tom@codesourcery.com>
12988 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
12991 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
12993 * Makefile.in (gcov-iov.h): Add dummy recipe.
12995 2016-08-29 Nathan Sidwell <nathan@acm.org>
12997 * config/nvptx/nvptx.c: #include tree-vrp.h.
12999 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
13002 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
13003 HIGH+LO construct during reload.
13005 2016-08-28 Tom de Vries <tom@codesourcery.com>
13008 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
13009 'sysv_abi va_list' attribute.
13010 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
13011 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
13014 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13016 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
13017 * emit-rtl.c (unshare_all_rtl_1): Adjust.
13018 (unshare_all_rtl_again): Likewise.
13019 * function.c (assign_stack_local_1): Likewise.
13020 (assign_stack_temp_for_type): Likewise.
13022 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13024 * cfgbuild.c (make_edges): Adjust.
13025 * cfgrtl.c (can_delete_label_p): Likewise.
13026 * dwarf2cfi.c (create_trace_edges): Likewise.
13027 * except.c (sjlj_emit_dispatch_table): Likewise.
13028 * function.h (struct expr_status): make x_forced_labels a vector.
13029 * jump.c (rebuild_jump_labels_1): Adjust.
13030 * reload1.c (set_initial_label_offsets): Likewise.
13031 * stmt.c (force_label_rtx): Likewise.
13032 (expand_label): Likewise.
13034 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13036 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
13038 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
13040 PR tree-optimization/71077
13041 PR tree-optimization/68542
13042 * fold-const.c (fold_relational_const): Fix folding of
13043 VECTOR_CST comparisons that have a scalar boolean result type.
13044 (selftest::test_vector_folding): New static function.
13045 (selftest::fold_const_c_tests): Call it.
13047 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
13049 * doc/extend.texi (SPU Built-in Functions): Remove stale
13050 references to material formerly at IBM and Sony.
13052 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
13055 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
13057 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13059 * diagnostic-show-locus.c
13060 (selftest::test_fixit_consolidation): New function.
13061 (selftest::diagnostic_show_locus_c_tests): Call it.
13062 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
13063 constructor based on source_range.
13065 2016-08-26 David Malcolm <dmalcolm@redhat.com>
13067 * diagnostic-color.c (color_dict): Add "fixit-insert" and
13069 (parse_gcc_colors): Update description of default GCC_COLORS.
13070 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
13071 (colorizer::set_fixit_insert): New method.
13072 (colorizer::set_fixit_delete): New method.
13073 (colorizer::get_color_by_name): New method.
13074 (colorizer::STATE_FIXIT_INSERT): New constant.
13075 (colorizer::STATE_FIXIT_DELETE): New constant.
13076 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
13077 fields in favor of new field "m_stop_color". Add fields
13078 "m_fixit_insert" and "m_fixit_delete".
13079 (colorizer::colorizer): Update for above changes. Replace
13080 colorize_start calls with calls to get_color_by_name.
13081 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
13082 STATE_FIXIT_DELETE. Update for field renamings.
13083 (colorizer::finish_state): Simplify by using m_stop_color,
13084 rather than multiple identical "*_ce" fields.
13085 (colorizer::get_color_by_name): New method.
13086 (layout::print_any_fixits): Print insertions and replacements
13087 using the "fixit-insert" color, and deletions using the
13088 "fixit-delete" color.
13089 * doc/invoke.texi (-fdiagnostics-color): Update description of
13090 default GCC_COLORS, and of the supported capabilities.
13092 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
13094 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
13095 current_function_static_stack_size variable with the static
13096 stack frame size of the current function when
13097 flag_stack_usage_info is enabled.
13099 2016-08-26 Nathan Sidwell <nathan@acm.org>
13101 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
13102 assignment inside if condition.
13104 2016-08-26 Richard Biener <rguenther@suse.de>
13106 PR tree-optimization/69047
13107 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
13108 extracts similar to what FRE does.
13109 (non_rewritable_mem_ref_base): Likewise.
13111 2016-08-26 Joseph Myers <joseph@codesourcery.com>
13113 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
13114 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
13115 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13116 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13117 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
13119 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13120 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13121 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13122 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
13123 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
13125 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13128 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
13129 reservation duration to 15 cycles.
13130 (cortex_a8_vfp_macs): Likewise.
13131 (cortex_a8_vfp_macd): Likewise.
13132 (cortex_a8_vfp_divs): Likewise.
13133 (cortex_a8_vfp_divd): Likewise.
13135 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13137 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
13138 (aarch_macro_fusion_pair_p): Use above to avoid early return.
13140 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13141 Martin Jambhor <mjambor@suse.cz>
13143 * common.opt: New option -fipa-bit-cp.
13144 * doc/invoke.texi: Document -fipa-bit-cp.
13145 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
13146 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
13147 * tree-ssa-ccp.h: New header file.
13148 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
13149 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
13150 Replace all occurences of tree parameter by two new params: signop, int.
13151 (bit_value_unop_1): Change to bit_value_unop and export it.
13152 Replace all occurences of tree parameter by two new params: signop,
13154 (bit_value_binop): Change call from bit_value_binop_1 to
13156 (bit_value_assume_aligned): Likewise.
13157 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
13158 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
13160 (ccp_finalize): Skip processing if val->mask == 0.
13161 * ipa-cp.c: Include tree-ssa-ccp.h
13162 (ipcp_bits_lattice): New class.
13163 (ipcp_param_lattice (bits_lattice): New member.
13164 (print_all_lattices): Call ipcp_bits_lattice::print.
13165 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
13166 (initialize_node_lattices): Likewise.
13167 (propagate_bits_accross_jump_function): New function.
13168 (propagate_constants_accross_call): Call
13169 propagate_bits_accross_jump_function.
13170 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
13171 (ipcp_store_bits_results): New function.
13172 (ipcp_driver): Call ipcp_store_bits_results.
13173 * ipa-prop.h (ipa_bits): New struct.
13174 (ipa_jump_func): Add new member bits of type ipa_bits.
13175 (ipa_param_descriptor): Change decl to decl_or_type.
13176 (ipa_get_param): Change decl to decl_or_type and assert on
13178 (ipa_get_type): New function.
13179 (ipcp_transformation_summary): New member bits.
13180 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
13181 (ipa_populate_param_decls): Likewise.
13182 (ipa_dump_param): Likewise.
13183 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
13185 (ipa_set_jf_unknown): Set ipa_bits::known to false.
13186 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
13188 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
13189 (ipa_write_jump_function): Add streaming for ipa_bits.
13190 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
13191 (write_ipcp_transformation_info): Add streaming for ipa_bits
13192 summary for ltrans.
13193 (read_ipcp_transfomration_info): Add support for reading streamed
13195 (ipcp_update_bits): New function.
13196 (ipcp_transform_function): Call ipcp_update_bits.
13198 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
13200 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
13201 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
13203 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
13205 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
13207 2016-08-25 Richard Biener <rguenther@suse.de>
13209 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
13210 Only add locations in late dwarf.
13211 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
13212 (dwarf2out_early_finish): But do it here.
13214 2016-08-24 Michael Collison <michael.collison@linaro.org>
13215 Michael Collison <michael.collison@arm.com>
13217 * config/arm/arm-modes.def: Add new condition code mode CC_V
13218 to represent the overflow bit.
13219 * config/arm/arm.c (maybe_get_arm_condition_code):
13220 Add support for CC_Vmode.
13221 (arm_gen_unlikely_cbranch): New function to generate common
13222 rtl conditional branches for overflow patterns.
13223 * config/arm/arm-protos.h: Add prototype for
13224 arm_gen_unlikely_cbranch.
13225 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
13226 addsi3_compareV_upper): New patterns to support signed
13227 builtin overflow add operations.
13228 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
13229 New patterns to support unsigned builtin add overflow operations.
13230 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
13231 builtin overflow subtract operations,
13232 (usubv<mode>4): New patterns to support unsigned builtin subtract
13233 overflow operations.
13234 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
13235 to support builtin overflow negate operations.
13237 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13240 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13242 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13243 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13246 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13248 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
13249 MULTILIB_OPTIONS should be used. Small wording fixes.
13250 * genmultilib: Memorize set of all option combinations in
13251 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
13252 found in MULTILIB_OPTIONS by checking if option set is listed in
13253 combination_space. Output new and existing error message to stderr.
13255 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
13257 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
13258 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
13259 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
13260 (MULTILIB_REUSE): Remove reuse rules for option set including
13261 -mfpu=fp-armv8 and -mfpu=vfpv4
13263 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
13265 * config/arm/t-rtems: Add vfp multilib.
13267 2016-08-23 Ian Lance Taylor <iant@golang.org>
13269 * config/s390/s390.c (s390_asm_file_start): Call
13270 default_file_start.
13272 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13274 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
13275 initialization of all 0's to the 0 constant, instead of directly
13276 generating XOR. Add support for V4SImode vector initialization on
13277 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
13278 initialization. Change variables used in V4SFmode vector
13279 intialization. For V4SFmode vector splat on ISA 3.0, make sure
13280 any memory addresses are in index form. Add support for using
13281 VSPLTH/VSPLTB to initialize vector short and vector char vectors
13282 with all of the same element.
13283 (regno_or_subregno): New helper function to return a register
13284 number for either REG or SUBREG.
13285 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
13286 Use regno_or_subregno where possible.
13287 (rs6000_split_v4si_init_di_reg): New helper function to build up a
13288 DImode value from two SImode values in order to generate V4SImode
13289 vector initialization on 64-bit systems with direct move.
13290 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
13292 (rtx_is_swappable_p): V4SImode vector initialization insn is not
13294 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
13296 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
13297 attributes to initialize V8HImode and V16QImode vectors with the
13299 (VSX_SPLAT_COUNT): Likewise.
13300 (VSX_SPLAT_SUFFIX): Likewise.
13301 (UNSPEC_VSX_VEC_INIT): New unspec.
13302 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
13303 Allow SFmode values to come from Altivec registers.
13304 (vsx_init_v4si): New insn/split for V4SImode vector initialization
13305 on 64-bit systems with direct move.
13306 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
13307 vector initializations, to allow V4SImode vector initializations
13308 on 64-bit systems with direct move.
13309 (vsx_splat_v4si): Likewise.
13310 (vsx_splat_v4si_di): Likewise.
13311 (vsx_splat_v4sf): Likewise.
13312 (vsx_splat_v4sf_internal): Likewise.
13313 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
13315 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
13316 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
13317 initializing V8HImode and V16QImode vectors with the same
13319 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
13320 optimization if -maltivec=be.
13322 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
13324 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
13325 attribute for alternatives 3 and 4.
13327 2016-08-23 David Malcolm <dmalcolm@redhat.com>
13329 * selftest.c (selftest::assert_str_contains): New function.
13330 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
13331 * selftest.h (selftest::assert_str_contains): New decl.
13332 (ASSERT_STR_CONTAINS): New macro.
13334 2016-08-23 Richard Biener <rguenther@suse.de>
13336 PR tree-optimization/77286
13337 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
13339 (vect_transform_loop): Split exit edges of loop and scalar
13340 loop if required and at the appropriate time.
13342 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13344 * explow.c (get_dynamic_stack_size): Take known alignment of stack
13345 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
13347 Correct a typo in a comment.
13349 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
13351 * config/s390/s390.md ("*andc_split"): New splitter for and with
13354 2016-08-23 Richard Biener <rguenther@suse.de>
13356 PR tree-optimization/27336
13357 * tree-vrp.c (infer_value_range): Handle stmts that can throw
13358 by looking for a non-EH edge.
13359 (process_assert_insertions_for): Likewise.
13361 2016-08-23 Richard Biener <rguenther@suse.de>
13363 PR middle-end/77305
13364 * statistics.c (statistics_counter_event): Robustify against
13367 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13369 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
13370 for targets amdfam10 and barcelona.
13372 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
13375 (zero_extend<mode>di2): Ditto.
13376 (*zero_extend<mode>si2): Ditto.
13377 (*zero_extendqihi2): Ditto.
13379 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13381 PR middle-end/77269
13382 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
13383 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
13385 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
13387 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
13388 identical consecutive elements.
13389 [SSA_NAME]: Print the name's def stmt on its own line. When printing
13390 the node's def stmt, avoid printing an unwanted trailing newline by
13391 replacing the call to print_gimple_stmt() with its inlined body and
13392 adjusting it to not set pp_needs_newline and to call pp_flush()
13393 instead of pp_newline_and_flush().
13395 2016-08-22 Joseph Myers <joseph@codesourcery.com>
13397 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
13398 (float32_type_node, float64_type_node, float32x_type_node)
13399 (float128x_type_node): New macros.
13400 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
13401 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
13402 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
13403 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
13404 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
13405 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
13406 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
13407 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
13408 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
13409 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
13410 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
13411 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
13412 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
13413 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
13414 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
13415 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
13416 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
13417 (copysign, fabs, huge_val, inf, nan, nans): Use it.
13418 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
13420 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
13421 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
13422 * doc/extend.texi (Other Builtins): Document these built-in
13424 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
13427 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
13429 * doc/install.texi (Binaries): www.opencsw.org now uses https.
13431 2016-08-22 Richard Biener <rguenther@suse.de>
13433 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
13435 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
13438 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
13439 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
13440 non-SSE2 athlons only, otherwise prefer SSE prefetches.
13442 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13444 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
13445 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
13446 (vrp_visit_switch_stmt): Likewise.
13447 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
13448 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
13449 (vrp_visit_stmt): Use extract_range_from_stmt.
13450 (vrp_visit_phi_node): Use extract_range_from_phi_node.
13452 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13454 * Makefile.in: Add tree-vrp.h to GTFILES.
13455 * gengtype.c (open_base_files): Add tree-vrp.h.
13456 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
13457 * builtins.c: Likewise.
13458 * fold-const.c: Likewise.
13459 * gimple-builder.c: Likewise.
13460 * gimple-laddress.c: Likewise.
13461 * hsa-gen.c: Likewise.
13462 * internal-fn.c: Likewise.
13464 * targhooks.c: Liewise,
13465 * tree-ssa-address.c: Likewise.
13466 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
13467 * tree-vrp.c (struct value_range): Move to tree-vrp.h
13468 * tree-vrp.h: New file.
13470 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
13472 PR tree-optimization/61839
13473 * tree-vrp.c (two_valued_val_range_p): New.
13474 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
13475 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
13476 Also Convert VAR BINOP CST where VAR is two-valued to
13477 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
13479 2016-08-19 David Malcolm <dmalcolm@redhat.com>
13481 * diagnostic-show-locus.c
13482 (layout::annotation_line_showed_range_p): New method.
13483 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
13484 Reimplement case fixit_hint::REPLACE to cover removals, and
13485 replacements where the range of the replacement isn't one
13486 of the ranges in the rich_location.
13487 (test_one_liner_fixit_replace): Likewise.
13488 (selftest::test_one_liner_fixit_replace_non_equal_range): New
13490 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
13492 (selftest::test_diagnostic_show_locus_one_liner): Call the new
13494 * diagnostic.c (print_parseable_fixits): Remove case
13495 fixit_hint::REMOVE.
13497 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
13500 * config/i386/i386.c (ix86_option_override_internal): Remove
13501 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
13502 Enable SSE prefetch also for TARGET_PREFETCHWT1.
13503 Do not try to enable TARGET_PRFCHW ISA flag here.
13504 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
13505 Rewrite expander function body.
13506 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
13508 2016-08-19 Joseph Myers <joseph@codesourcery.com>
13511 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
13512 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
13513 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
13514 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
13515 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
13516 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
13517 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
13518 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
13519 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
13521 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
13523 (struct floatn_type_info): New structure type.
13524 (floatn_nx_types): New variable declaration.
13525 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
13526 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
13527 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
13528 * tree.c (floatn_nx_types): New variable.
13529 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
13530 corresponding complex types.
13531 * target.def (floatn_mode): New hook.
13532 * targhooks.c: Include "real.h".
13533 (default_floatn_mode): New function.
13534 * targhooks.h (default_floatn_mode): New prototype.
13535 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
13537 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
13538 effective-target and dg-add-options keywords.
13539 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
13540 Document new effective-target keywords.
13541 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
13542 * doc/tm.texi: Regenerate.
13543 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
13544 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
13545 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
13547 * real.h (struct real_format): Add field ieee_bits.
13548 * real.c (ieee_single_format, mips_single_format)
13549 (motorola_single_format, spu_single_format, ieee_double_format)
13550 (mips_double_format, motorola_double_format)
13551 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
13552 (ieee_extended_intel_128_format)
13553 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
13554 (mips_extended_format, ieee_quad_format, mips_quad_format)
13555 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
13556 (decimal_double_format, decimal_quad_format, ieee_half_format)
13557 (arm_half_format, real_internal_format: Initialize ieee_bits
13559 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
13560 float128_type_node. Set float80_type_node to float64x_type_node
13561 if appropriate and long_double_type_node not appropriate.
13562 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
13563 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
13564 Initialize ieee_bits field.
13565 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
13566 (rs6000_init_builtins): Set ieee128_float_type_node to
13567 float128_type_node.
13568 (rs6000_floatn_mode): New function.
13570 2016-08-19 Jakub Jelinek <jakub@redhat.com>
13572 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
13573 _rdseed64_step): Uglify argument names and/or local variable names
13574 in inline functions.
13575 * config/i386/rtmintrin.h (_xabort): Likewise.
13576 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
13577 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
13578 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
13579 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
13580 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
13581 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
13582 _mm_maskz_ternarylogic_epi32): Likewise.
13583 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
13584 __lwpins32, __lwpins64): Likewise.
13585 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
13586 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
13587 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
13588 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
13589 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
13590 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
13591 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
13592 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
13593 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
13594 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
13595 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
13596 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
13597 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
13598 _mm256_mask_i64gather_epi32): Likewise.
13599 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13600 * config/i386/ia32intrin.h (__writeeflags): Likewise.
13601 * config/i386/pkuintrin.h (_wrpkru): Likewise.
13602 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
13603 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
13604 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
13605 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
13606 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
13607 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
13608 _mm512_mask_prefetch_i64scatter_ps): Likewise.
13609 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
13610 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
13611 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
13612 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
13613 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
13614 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
13615 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
13616 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
13618 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
13620 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
13621 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
13623 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
13624 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
13626 (_rdpkru_u32): Add space after function name.
13628 * config/i386/t-i386 (i386-c.o): Don't depend on
13629 i386-builtin-types.inc.
13630 (i386.o): Depend on i386-builtin-types.inc.
13632 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
13635 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
13636 Use const_vec_duplicate to check for duplicated elements.
13638 2016-08-19 Richard Biener <rguenther@suse.de>
13640 PR tree-optimization/77290
13641 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13642 Fix flag_tree_parallelize_loops check.
13644 2016-08-19 Richard Biener <rguenther@suse.de>
13646 * match.pd (x | 0 -> x): Add.
13648 2016-08-19 Richard Biener <rguenther@suse.de>
13650 PR tree-optimization/77286
13651 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
13652 Deal with virtual PHIs being out-of-order.
13654 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13656 * doc/invoke.texi (fverbose-asm): Note that source code lines
13657 are emitted, and provide an example.
13658 * final.c (asm_show_source): New function.
13659 (final_scan_insn): Call asm_show_source.
13661 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13663 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
13664 param with diagnostic_kind.
13665 (class colorizer): Similarly replace field m_diagnostic with
13667 (colorizer::colorizer): Replace diagnostic
13668 param with diagnostic_kind.
13669 (colorizer::begin_state): Update for above field change.
13670 (layout::layout): Replace diagnostic param with rich_location *
13671 and diagnostic_kind.
13672 (diagnostic_show_locus): Replace diagnostic param with richloc
13673 and diagnostic_kind.
13674 (class selftest::test_diagnostic_context): New class.
13675 (selftest::test_diagnostic_show_locus_unknown_location): New
13677 (selftest::test_one_liner_simple_caret): New function.
13678 (selftest::test_one_liner_caret_and_range): New function.
13679 (selftest::test_one_liner_multiple_carets_and_ranges): New
13681 (selftest::test_one_liner_fixit_remove): New function.
13682 (selftest::test_one_liner_fixit_replace): New function.
13683 (selftest::test_diagnostic_show_locus_one_liner): New function.
13684 (selftest::diagnostic_show_locus_c_tests): Call the new test
13686 * diagnostic.c (diagnostic_initialize): Initialize
13687 colorize_source_p, show_ruler_p and parseable_fixits_p.
13688 (default_diagnostic_finalizer): Update for change to
13689 diagnostic_show_locus.
13690 (diagnostic_append_note): Likewise.
13691 * diagnostic.h (diagnostic_show_locus): Replace
13692 const diagnostic_info * param with location * and diagnostic_t.
13694 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13696 * input.c (saved_line_table): New global.
13697 (class selftest::temp_line_table): Rename to line_table_test and
13698 move declaration to selftest.h, and drop field m_old_line_table.
13699 (selftest::temp_line_table::temp_line_table): Rename ctor to...
13700 (selftest::line_table_test::line_table_test): ...this. Add a
13701 default ctor. Store current value of line_table within
13703 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
13704 (selftest::line_table_test::~line_table_test): ...this, and
13705 restore line_table from the saved_line_table, rather than
13707 (selftest::test_accessing_ordinary_linemaps): Update for above
13709 (selftest::test_lexer): Likewise.
13710 (struct selftest::lexer_test): Likewise.
13711 (selftest::lexer_test::lexer_test): Likewise.
13712 (selftest::input_c_tests): Move the looping over test cases from
13714 (selftest::for_each_line_table_case): New function.
13715 * input.h (saved_line_table): New decl.
13716 * selftest.h (struct selftest::line_table_case): New forward decl.
13717 (class selftest::line_table_test): New class, moved here from
13718 selftest::temp_line_table in input.c, and renamed.
13719 (selftest::for_each_line_table_case): New decl.
13721 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
13724 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
13726 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
13728 PR middle-end/70895
13729 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
13730 enclosing parallel construct for reduction variables on OpenACC loop
13733 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
13735 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
13736 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
13738 (function_to_dwarf_procedure): Update comment.
13740 2016-08-18 David Malcolm <dmalcolm@redhat.com>
13742 * input.c (diagnostics_file_cache_forcibly_evict_file): New
13744 * input.h (diagnostics_file_cache_forcibly_evict_file): New
13746 * selftest.c (selftest::temp_source_file::~temp_source_file):
13747 Evict m_filename from the diagnostic file cache.
13749 2016-08-18 Richard Biener <rguenther@suse.de>
13751 * tree-pass.h (make_pass_materialize_all_clones): Declare.
13752 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
13753 make_pass_materialize_all_clones): New simple IPA pass encapsulating
13754 clone materialization.
13755 * passes.def (all_late_ipa_passes): Start with
13756 pass_materialize_all_clones.
13757 * cgraphunit.c (symbol_table::compile): Remove call to
13758 materialize_all_clones.
13759 * tree-into-ssa.c: Include statistics.h.
13760 (update_ssa): Count number of times we do incremental/rewrite
13763 2016-08-18 Richard Biener <rguenther@suse.de>
13765 PR tree-optimization/77282
13766 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
13767 When doing auto-parallelizing also prevent use of PHIs that
13768 carry dependences across loop backedges.
13770 2016-08-18 Tamar Christina <tamar.christina@arm.com>
13771 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13773 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
13775 2016-08-18 Richard Biener <rguenther@suse.de>
13777 * ssa-iterators.h (ssa_vuse_operand): New inline.
13778 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
13779 (predicate_all_scalar_phis): Use remove_phi_node to remove
13780 phi nodes predicated. Delay removing virtual PHIs.
13781 (predicate_mem_writes): Update virtual operands.
13782 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
13783 (tree_if_conversion): Do not rewrite virtual SSA form.
13784 * tree-phinodes.c (release_phi_node): Make static.
13785 * tree-phinodes.h (release_phi_node): Remove.
13787 2016-08-18 Jakub Jelinek <jakub@redhat.com>
13789 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
13790 codes that appear in bdesc_* arrays, instead include i386-builtin.def
13791 twice to define those.
13792 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
13793 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
13794 bdesc_multi_arg): Define by including i386-builtin.def the third time.
13795 * config/i386/i386-builtin.def: New file.
13797 2016-08-17 David Malcolm <dmalcolm@redhat.com>
13799 * input.c (get_source_range_for_char): Rename to...
13800 (selftest::get_source_range_for_char): ...this, and move within
13801 the #if CHECKING_P guard.
13802 (get_num_source_ranges_for_substring): Rename to...
13803 (selftest::get_num_source_ranges_for_substring): ...this, move
13804 within the #if CHECKING_P guard, and make static.
13805 (selftest::assert_num_substring_ranges): Initialize
13808 2016-08-18 Alan Modra <amodra@gmail.com>
13810 PR rtl-optimization/72771
13811 * reload.c (find_reloads): Don't assume that a subreg mem is OK
13812 when find_reloads_toplev returns address_reloaded==-1.
13813 (alternative_allows_const_pool_ref): Update comment.
13815 2015-08-17 Alan Hayward <alan.hayward@arm.com>
13817 PR tree-optimization/71752
13818 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
13819 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
13821 2016-08-17 Jakub Jelinek <jakub@redhat.com>
13823 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
13824 instead of testing ECF_NORETURN bit in gimple_call_flags.
13825 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
13826 * predict.c (tree_bb_level_predictions): Likewise.
13827 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
13829 PR middle-end/77259
13830 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
13831 turning a call into __builtin_unreachable-like noreturn call, adjust
13832 gimple_call_set_fntype.
13833 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
13834 gimple_call_fntype has void return type.
13836 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
13838 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
13839 maybe_lookup_decl, to handle nested acc loop directives.
13841 2016-08-17 Richard Biener <rguenther@suse.de>
13843 PR tree-optimization/76490
13844 * tree-vrp.c (update_value_range): Preserve overflow infinities
13845 when intersecting with ranges from get_range_info.
13846 (operand_less_p): Handle overflow infinities correctly.
13847 (value_range_constant_singleton): Use vrp_operand_equal_p
13848 to handle overflow max/min correctly.
13849 (vrp_valueize): Likewise.
13850 (union_ranges): Likewise.
13851 (intersect_ranges): Likewise.
13852 (vrp_visit_phi_node): Improve iteration limitation to only
13853 apply when we'll possibly re-visit the PHI via a changed argument
13856 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
13858 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
13859 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
13860 rather than those that should not be built.
13862 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
13865 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
13867 2016-08-17 Richard Biener <rguenther@suse.de>
13869 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
13870 (verify_vssa): New function verifying virtual SSA form.
13871 (verify_ssa): Call it.
13872 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
13873 Do not apply loop-closed SSA handling to virtuals.
13874 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
13875 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
13876 when rewriting their symbol.
13877 (prepare_def_site_for): Likewise.
13878 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
13879 operands of moved stmts.
13881 2016-08-17 Richard Biener <rguenther@suse.de>
13883 PR tree-optimization/23855
13884 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
13885 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
13886 find guards to hoist. Do not update SSA form but rewrite virtuals
13887 into loop closed SSA.
13888 (find_loop_guard): Adjust to skip already hoisted guards. Do
13889 not mark virtuals for renaming or update SSA form.
13891 2016-08-17 Martin Liska <mliska@suse.cz>
13893 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
13894 a LONG_LONG_TYPE_SIZE comparison.
13895 * gcov-io.h: Remove macro definitions.
13896 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
13897 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
13900 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13902 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
13903 that builtins not mentioned in bdesc_* arrays come first, then
13904 the ones mentioned in bdesc_* arrays in the order they appear in
13905 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
13906 IX86_BUILTIN__BDESC_*_LAST enumerator.
13907 (bdesc_mpx): Fix up a comment typo.
13908 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
13909 __builtin_ia32_vpcomneu[bwdq] builtins.
13910 (BDESC_VERIFY, BDESC_VERIFYS): Define.
13911 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
13912 enum ix86_builtins ordering.
13913 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
13914 for direct bdesc_* array member access instead of searching all the
13915 arrays until an fcode match is found.
13917 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
13919 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
13920 pattern as define_insn_and_split. Split insn before reload to
13922 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
13923 <shift_insn><mode>3_1.
13924 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
13925 <rotate_insn><mode>3_1.
13927 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13930 * input.c (get_source_range_for_substring): Rename to...
13931 (get_source_location_for_substring): ...this, adding param
13932 "caret_idx", and converting output param from source_range * to
13934 (get_source_range_for_char): New function.
13935 (get_num_source_ranges_for_substring): Update comment to reflect
13937 (assert_char_at_range): Update to use get_source_range_for_char
13938 rather than get_source_range_for_substring.
13939 (test_lexer_string_locations_concatenation_2): Likewise.
13940 * substring-locations.h (get_source_range_for_substring): Rename
13942 (get_source_location_for_substring): ...this, and adding param
13943 "caret_idx", and converting output param from source_range * to
13946 2016-08-16 David Malcolm <dmalcolm@redhat.com>
13948 * input.c (class selftest::temp_source_file): Move to
13950 (selftest::temp_source_file::temp_source_file): Move to
13952 (selftest::temp_source_file::~temp_source_file): Likewise.
13953 * selftest.c (selftest::temp_source_file::temp_source_file): Move
13955 (selftest::temp_source_file::~temp_source_file): Likewise.
13956 * selftest.h (class selftest::temp_source_file): Move here from
13959 2016-08-16 Jakub Jelinek <jakub@redhat.com>
13962 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
13963 inlining, add cgraph edge for the added __builtin_unreachable call.
13965 PR middle-end/67485
13966 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
13967 only cast it to SHWI for the final comparison.
13969 2016-08-16 Martin Liska <mliska@suse.cz>
13971 PR gcov-profile/36412
13972 * doc/gcov.texi: Document --hash-filenames(-x).
13973 * gcov.c (print_usage): Add the option.
13974 (process_args): Process the option, sort options alphabetically.
13975 (md5sum_to_hex): New function.
13976 (make_gcov_file_name): Do the md5sum and append it to a
13979 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13981 PR tree-optimization/69848
13982 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
13983 and swtich operands to avoid additional NOT instruction.
13984 (vcond<v_cmp_mixed><mode>): Ditto.
13985 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
13987 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
13989 * doc/install.texi (*-*-solaris2*): Adjust latest change.
13991 2016-08-16 Richard Biener <rguenther@suse.de>
13993 PR tree-optimization/76783
13994 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
13995 BB visited flags at start.
13997 2016-08-16 Bin Cheng <bin.cheng@arm.com>
13999 PR tree-optimization/72817
14000 PR tree-optimization/73450
14001 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
14002 multiple_of_p for adjusted IV.base.
14004 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
14007 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
14008 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
14009 for !flag_finite_math_only or flag_signed_zeros.
14010 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
14011 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
14012 depend on flag_finite_math_only.
14013 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
14015 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
14016 (*ieee_smin<mode>3): Ditto.
14017 (*ieee_smax<mode>3): Ditto.
14018 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
14019 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
14021 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
14022 depend on flag_finite_math_only.
14023 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
14024 (*mmx_<code>v2sf3): Remove.
14025 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
14026 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
14027 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
14029 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
14031 PR rtl-optimization/73650
14032 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
14033 it is not a simple move.
14035 2016-08-15 Martin Liska <mliska@suse.cz>
14038 * gcc.c (do_spec_1): Call save_string with the right size.
14039 (save_string): Do an assert about string we copy.
14041 2016-08-15 Richard Biener <rguenther@suse.de>
14043 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
14044 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
14046 (pass_data_stv): Likewise.
14048 2016-08-15 Richard Biener <rguenther@suse.de>
14050 PR tree-optimization/73434
14051 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
14052 TBAA info on the base when forwarding a non-invariant address.
14054 2016-08-15 Jakub Jelinek <jakub@redhat.com>
14056 * dwarf2out.c (struct checksum_attributes): Add
14057 at_string_length_bit_size and at_string_length_byte_size fields.
14058 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
14059 and DW_AT_string_length_byte_size.
14060 (die_checksum_ordered): Handle at_string_length_bit_size and
14061 at_string_length_byte_size.
14062 (gen_array_type_die): For dwarf_version >= 5 emit
14063 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14064 (adjust_string_types): For dwarf_version >= 5 remove
14065 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
14066 (resolve_addr): Likewise.
14069 * dwarf2out.c (string_types): New variable.
14070 (gen_array_type_die): Change early_dwarf handling of
14071 DW_AT_string_length, create DW_OP_call4 referencing the
14072 length var temporarily. Handle parameters that are pointers
14074 (adjust_string_types): New function.
14075 (gen_subprogram_die): Temporarily set string_types to local var,
14076 call adjust_string_types if needed.
14077 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
14079 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
14081 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
14083 * doc/install.texi (*-*-solaris2*): Fix version number and document
14084 requirement on GNU make for building libjava with the Solaris linker.
14086 2016-08-15 Martin Liska <mliska@suse.cz>
14087 Jakub Jelinek <jakub@redhat.com>
14089 PR tree-optimization/72824
14090 * tree-loop-distribution.c (const_with_all_bytes_same)
14091 <case VECTOR_CST>: Fix a typo.
14093 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
14096 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
14097 Renamed from _mm512_undefined_si512.
14098 (_mm_undefined_si512): New definition.
14100 2016-08-13 Richard Biener <rguenther@suse.de>
14102 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
14103 into PHIs and update the lattice for its def.
14105 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14108 * ubsan.c (instrument_si_overflow): Pass true instead of false
14110 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
14111 of bbs. Return TODO_cleanup_cfg if any returned true.
14113 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14115 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
14116 ISA 3.0 MTVSRDD instruction.
14117 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
14120 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14122 PR tree-optimization/71083
14123 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
14124 bitfield access when possible.
14126 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
14128 PR middle-end/71654
14129 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
14130 sign-changing cast from a shorter unsigned type to a wider
14133 2016-08-12 Jakub Jelinek <jakub@redhat.com>
14135 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
14136 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
14137 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
14139 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14141 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
14142 Correct costs for vec_construct.
14144 2016-08-12 Bin Cheng <bin.cheng@arm.com>
14146 PR tree-optimization/69848
14147 * tree-vectorizer.h (enum vect_def_type): New condition reduction
14148 type CONST_COND_REDUCTION.
14149 * tree-vect-loop.c (vectorizable_reduction): Support new condition
14150 reudction type CONST_COND_REDUCTION.
14152 2016-08-12 Richard Biener <rguenther@suse.de>
14154 PR tree-optimization/57326
14155 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
14156 returning an SSA name.
14157 (phi_translate_1): When fully_constant_expression returns a NAME
14158 make sure we have a leader for it.
14160 2016-08-12 Martin Liska <mliska@suse.cz>
14161 Adam Fineman <afineman@afineman.com>
14163 * gcov.c (process_file): Create .gcov file when .gcda
14166 2016-08-12 Marek Polacek <polacek@redhat.com>
14169 * alias.c (find_base_value): Adjust fall through comment.
14170 * cfgexpand.c (expand_debug_expr): Likewise.
14171 * combine.c (find_split_point): Likewise.
14172 (expand_compound_operation): Likewise. Add FALLTHRU.
14173 (make_compound_operation): Adjust fall through comment.
14174 (canon_reg_for_combine): Add FALLTHRU.
14175 (force_to_mode): Adjust fall through comment.
14176 (simplify_shift_const_1): Likewise.
14177 (simplify_comparison): Likewise.
14178 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
14180 * config/aarch64/predicates.md: Likewise.
14181 * config/i386/i386.c (function_arg_advance_32): Likewise.
14182 (ix86_gimplify_va_arg): Likewise.
14183 (print_reg): Likewise.
14184 (ix86_print_operand): Likewise.
14185 (ix86_build_const_vector): Likewise.
14186 (ix86_expand_branch): Likewise.
14187 (ix86_sched_init_global): Adjust fall through comment.
14188 (ix86_expand_args_builtin): Add FALLTHRU.
14189 (ix86_expand_builtin): Likewise.
14190 (ix86_expand_vector_init_one_var): Likewise.
14191 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
14192 (rs6000_adjust_cost): Likewise.
14193 (insn_must_be_first_in_group): Likewise.
14194 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
14195 * dbxout.c (dbxout_symbol): Adjust fall through comment.
14196 * df-scan.c (df_uses_record): Likewise.
14197 * dojump.c (do_jump): Add FALLTHRU.
14198 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
14200 (resolve_args_picking_1): Adjust fall through comment.
14201 (loc_list_from_tree_1): Likewise.
14202 * expmed.c (make_tree): Likewise.
14203 * expr.c (expand_expr_real_2): Add FALLTHRU.
14204 (expand_expr_real_1): Likewise. Adjust fall through comment.
14205 * fold-const.c (const_binop): Adjust fall through comment.
14206 (fold_truth_not_expr): Likewise.
14207 (fold_cond_expr_with_comparison): Add FALLTHRU.
14208 (fold_binary_loc): Likewise.
14209 (contains_label_1): Adjust fall through comment.
14210 (multiple_of_p): Likewise.
14211 * gcov-tool.c (process_args): Add FALLTHRU.
14212 * genattrtab.c (check_attr_test): Likewise.
14213 (write_test_expr): Likewise.
14214 * genconfig.c (walk_insn_part): Likewise.
14215 * genpreds.c (validate_exp): Adjust fall through comment.
14216 (needs_variable): Likewise.
14217 * gensupport.c (get_alternatives_number): Add FALLTHRU.
14218 (subst_dup): Likewise.
14219 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
14220 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
14221 (gimplify_scan_omp_clauses): Add FALLTHRU.
14222 (goa_stabilize_expr): Likewise.
14223 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
14225 * hsa-gen.c (get_address_from_value): Likewise.
14226 * ipa-icf.c (sem_function::hash_stmt): Likewise.
14227 * ira.c (ira_setup_alts): Add FALLTHRU.
14228 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
14230 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
14231 * opts.c (common_handle_option): Likewise.
14232 * read-rtl.c (read_rtx_code): Likewise.
14233 * real.c (round_for_format): Likewise.
14234 * recog.c (asm_operand_ok): Likewise.
14235 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
14236 * reload1.c (set_label_offsets): Likewise.
14237 (eliminate_regs_1): Likewise.
14238 (reload_reg_reaches_end_p): Likewise.
14239 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
14240 (rtx_cost): Likewise.
14241 * sched-rgn.c (is_exception_free): Likewise.
14242 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
14243 * stor-layout.c (int_mode_for_mode): Likewise.
14244 * toplev.c (print_to_asm_out_file): Likewise.
14245 (print_to_stderr): Likewise.
14246 * tree-cfg.c (gimple_verify_flow_info): Likewise.
14247 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
14248 (chrec_fold_multiply): Likewise.
14249 (evolution_function_is_invariant_rec_p): Likewise.
14250 (for_each_scev_op): Likewise.
14251 * tree-data-ref.c (siv_subscript_p): Likewise.
14252 (get_references_in_stmt): Likewise.
14253 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
14254 (substitute_in_expr): Likewise.
14255 (type_cache_hasher::equal): Likewise.
14256 (walk_type_fields): Likewise.
14257 * var-tracking.c (adjust_mems): Add FALLTHRU.
14258 (set_dv_changed): Adjust fall through comment.
14259 * varasm.c (default_function_section): Add FALLTHRU.
14261 2016-08-12 Marek Polacek <polacek@redhat.com>
14264 * tree-complex.c (expand_complex_division): Add missing break.
14266 2016-08-12 Richard Biener <rguenther@suse.de>
14268 * passes.c (execute_todo): Do not push/pop TV_TODO.
14269 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
14270 (execute_one_pass): Likewise.
14271 * common.opt (ftime-report-details): New switch.
14272 * doc/invoke.texi (ftime-report-details): Document.
14273 * timevar.h (timer::print_row): Adjust signature.
14274 (timer::all_zero): New static helper.
14275 (timer::child_map_t): New typedef.
14276 (timer::time_var_def): Add children field.
14277 * timevar.c (timer::named_items::print): Adjust.
14278 (timer::~timer): Free timevar recorded children.
14279 (timer::pop_internal): When -ftime-report-details record
14280 time spent in sub-timevars.
14281 (timer::print_row): Adjust.
14282 (timer::print): Print sub-timevar stats, use all_zero.
14283 * timevar.def (TV_TODO): Remove.
14285 2016-08-12 Richard Biener <rguenther@suse.de>
14287 PR tree-optimization/72851
14288 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
14289 worklists to use bitmaps indexed in execution order.
14290 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
14291 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
14292 (cfg_blocks): Make a bitmap.
14293 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
14295 (cfg_blocks_empty_p): Adjust.
14296 (cfg_blocks_add): Likewise.
14297 (cfg_blocks_get): Likewise.
14298 (add_ssa_edge): Likewise.
14299 (add_control_edge): Likewise.
14300 (simulate_stmt): Likewise.
14301 (process_ssa_edge_worklist): Likewise.
14302 (simulate_block): Likewise.
14303 (ssa_prop_init): Compute PRE order and stmt UIDs.
14304 (ssa_prop_fini): Adjust.
14305 (ssa_propagate): Adjust.
14307 2016-08-12 Richard Biener <rguenther@suse.de>
14309 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
14310 the currently executable edges have fixed ranges. Always
14311 go through update_value_range.
14313 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
14317 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
14318 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
14319 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
14320 (LANG_HOOKS_DECLS): Add it.
14321 * langhooks.h (struct lang_hooks_for_decls): Add
14322 function_decl_defaulted. Const_tree-ify
14323 function_decl_explicit_p and function_decl_deleted_p.
14324 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
14325 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
14326 also at strict DWARF v5.
14329 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
14330 TYPE_QUAL_CONST in reference-typed decls.
14333 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
14334 in DW_OP_pieces, just enough to handle pointers to member
14336 (gen_remaining_tmpl_value_param_die_attribute): Use a location
14337 expression on DWARFv5 if a constant value doesn't work.
14339 2016-08-11 David Malcolm <dmalcolm@redhat.com>
14341 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
14342 * selftest.c (selftest::test_assertions): New function.
14343 (selftest::selftest_c_tests): New function.
14344 * selftest.h (selftest::selftest_c_tests): New declaration.
14346 2016-08-11 Richard Biener <rguenther@suse.de>
14347 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14349 PR rtl-optimization/72855
14350 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
14352 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14355 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
14356 (vsx_store_<mode>): Likewise.
14358 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14360 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
14361 TImode CONST_WIDE_INT store.
14362 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
14364 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
14366 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
14367 mode if unaligned SSE load and store are optimal.
14369 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
14371 PR tree-optimization/71083
14372 * tree-predcom.c (ref_at_iteration): Correctly align the
14375 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14377 * config/s390/s390-builtin-types.def: Add INT128 types.
14378 * config/s390/s390-builtins.def: Add INT128 variants for the add
14379 sub low-level builtins dealing with TImode.
14380 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
14381 via subreg when expanding a builtin.
14382 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
14383 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
14385 * config/s390/vecintrin.h: Adjust builtin names accordingly.
14386 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
14387 ("vec_addc<mode>", "vec_addc_u128"): Merge to
14388 "vacc<bhfgq>_<mode>".
14389 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
14390 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
14391 ("vec_subc<mode>", "vec_subc_u128"): Merge to
14392 "vscbi<bhfgq>_<mode>".
14393 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
14394 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
14396 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14398 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
14400 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14402 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
14403 unused declaration.
14404 (vcond<v_cmp_mixed><mode>): Ditto.
14405 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
14407 2016-08-11 Bin Cheng <bin.cheng@arm.com>
14409 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
14410 variable explicitly, also assert on it before use.
14412 2016-08-11 Richard Biener <rguenther@suse.de>
14414 PR tree-optimization/72772
14415 * cfgloopmanip.c (create_preheader): Use split_edge if there
14416 is a single loop entry, avoiding degenerate PHIs.
14418 2016-08-11 Richard Biener <rguenther@suse.de>
14420 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
14421 unconditional TODO_cleanup_cfg.
14422 (pass_thread_jumps::execute): Initialize loops, perform a CFG
14423 cleanup only if we threaded a jump.
14425 2016-08-11 Alan Modra <amodra@gmail.com>
14428 * lra-constraints.c (simplify_operand_subreg): Allow subreg
14429 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
14430 slow. Emit two reloads for slow mem case, first loading in
14431 fast innermode, then converting to required mode.
14433 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
14435 * config/rs6000/altivec.h (vec_extract_exp): New macro.
14436 (vec_extract_sig): New macro.
14437 (vec_insert_exp): New macro.
14438 (vec_test_data_class): New macro.
14439 (scalar_extract_exp): New macro.
14440 (scalar_extract_sig): New macro.
14441 (scalar_insert_exp): New macro.
14442 (scalar_test_data_class): New macro.
14443 (scalar_test_neg): New macro.
14444 (scalar_cmp_exp_gt): New macro.
14445 (scalar_cmp_exp_lt): New macro.
14446 (scalar_cmp_exp_eq): New macro.
14447 (scalar_cmp_exp_unordered): New macro.
14448 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
14449 to enforce constraint that operand is a 7-bit unsigned literal.
14450 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
14451 for power9 built-ins.
14452 (BU_P9V_VSX_2): Likewise.
14453 (BU_P9V_64BIT_VSX_2): Likewise.
14454 (VSEEDP): Add scalar extract exponent support.
14455 (VSEESP): Add scalar extract signature support.
14456 (VSTDCNDP): Add scalar test negative support.
14457 (VSTDCNSP): Likewise.
14458 (VSIEDP): Add scalar insert exponent support.
14459 (VSCEDPGT): Add scalar compare exponent greater than support.
14460 (VSCEDPLT): Add scalar compare exponent less than support.
14461 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
14462 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
14463 (VSTDCDP): Add scalar test data class support.
14464 (VSTDCSP): Likewise.
14465 (VSEEDP): Add overload support for scalar extract exponent
14467 (VSESDP): Add overload support for scalar extract signature
14469 (VSTDCN): Add overload support for scalar test negative
14471 (VSTDCNDP): Add overload support for scalar test negative
14473 (VSTDCNSP): Add overload support for scalar test negative
14475 (VSIEDP): Add overload support for scalar insert exponent
14477 (VSTDC): Add overload support for scalar test data class
14479 (VSTDCDP): Add overload support for scalar test data class
14481 (VSTDCSP): Add overload support for scalar test data class
14483 (VSCEDPGT): Add overload support for scalar compare exponent
14484 greater than operation.
14485 (VSCEDPLT): Add overload support for scalar compare exponent
14486 less than operation.
14487 (VSCEDPEQ): Add overload support for scalar compare exponent
14488 test-for-equality operation.
14489 (VSCEDPUO): Add overload support for scalar compare exponent
14490 test-for-unordered operation.
14491 (VEEDP): Add vector extract exponent support.
14493 (VESDP): Add vector extract significand support.
14495 (VIEDP): Add vector insert exponent support.
14497 (VTDCDP): Add vector test data class support.
14498 (VTDCSP): Likewise.
14499 (VES): Add overload support for vector extract significand operation.
14502 (VEE): Add overload support for vector extract exponent operation.
14505 (VTDC): Add overload support for vector test data class operation.
14506 (VTDCDP): Likewise.
14507 (VTDCSP): Likewise.
14508 (VIE): Add overload support for vector insert exponent operation.
14511 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14512 overloaded binary floating point functions.
14513 (altivec_resolve_overloaded_builtin): Improve error messages to
14514 distinguish between functions not supported in the current
14515 compiler configuration and functions that were invoked with an
14516 invalid parameter combination, and include the built-in function
14517 name in both error messages.
14518 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
14520 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
14522 (rs6000_expand_binop_builtin): Add check to enforce that argument
14523 2 of the test data class operations is a 7-bit unsigned literal.
14524 (rs6000_invalid_builtin): Add code to issue an error message if a
14525 built-in function that requires the power9_vector and -m32
14526 command-line options is compiled without these options.
14527 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
14528 (UNSPEC_VSX_SXSIGDP): New value.
14529 (UNSPEC_VSX_SXSIGPDP): New value.
14530 (UNSPEC_VSX_SIEXPDP): New value.
14531 (UNSPEC_VSX_SCMPEXPDP): New value.
14532 (UNSPEC_VSX_STSTDC): New value.
14533 (UNSPEC_VSX_VXEXP): New value.
14534 (UNSPEC_VSX_VXSIG): New value.
14535 (UNSPEC_VSX_VIEXP): New value.
14536 (UNSPEC_VSX_VTSTDC): New value.
14537 (xsxexpdp): New insn for scalar extract exponent.
14538 (xsxsigdp): New insn for scalar extract significand.
14539 (xsiexpdp): New insn for scalar insert exponent.
14540 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
14541 (*xscmpexpdp): New insn for scalar compare exponents.
14542 (xststdc<Fvsx): New expansion for both single- and
14543 double-precision scalar test data class operations.
14544 (xststdcneg<Fvsx>): New expansion for both single- and
14545 double-precision scalar test for negative value operations.
14546 (*xststdc<Fvsx>): New insn for scalar test data class
14548 (xvxexp<VSs>): New insn for single- and double-precision
14549 vector extract exponent operation.
14550 (xvxsig<VSs>): New insn for single- and double-precision
14551 vector extract significand operation.
14552 (xviexp<VSs>): New insn for single- and double-precision
14553 vector insert exponent operation.
14554 (xvtstdc<VSs>): New insn for single- and double-precision
14555 vector test data class operation.
14556 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14557 built-in functions to represent the Power9 binary floating-point
14558 support instructions.
14560 2016-08-10 bin cheng <bin.cheng@arm.com>
14562 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
14564 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14565 Renlin Li <renlin.li@arm.com>
14566 Bin Cheng <bin.cheng@arm.com>
14568 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
14569 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
14570 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
14571 (aarch64_vcond_internal<mode><mode>): Delete pattern.
14572 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
14573 (vcond<v_cmp_result><mode>): Ditto.
14574 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
14575 (vcondu<mode><mode>): Ditto.
14576 (vcond<v_cmp_mixed><mode>): New pattern.
14577 (vcondu<mode><v_cmp_mixed>): New pattern.
14578 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
14579 of aarch64_vcond_internal.
14581 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
14582 Renlin Li <renlin.li@arm.com>
14583 Bin Cheng <bin.cheng@arm.com>
14585 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
14586 (vec_cmp<mode><v_cmp_result>): New pattern.
14587 (vec_cmpu<mode><mode>): New pattern.
14588 (vcond_mask_<mode><v_cmp_result>): New pattern.
14590 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14592 PR tree-optimization/71734
14593 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
14594 REF_LOOP, invoke ref_indep_loop_p_1.
14595 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
14596 to ref_indep_loop_p.
14597 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
14598 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
14599 is inside LOOP, do not cache dpendence value for loops with
14601 (ref_indep_loop_p_2): Delete function.
14602 (can_sm_ref_p): Pass LOOP as additional argument to
14605 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
14608 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
14609 being an offsettable address.
14611 2016-08-10 Martin Liska <mliska@suse.cz>
14613 PR gcov-profile/58306
14614 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
14615 atomic variants of profile update functions.
14617 2016-08-10 Martin Liska <mliska@suse.cz>
14619 Cherry picked (and modified) from google-4_7 branch
14620 2012-12-26 Rong Xu <xur@google.com>
14621 * common.opt (fprofile-update): Add new flag.
14622 * coretypes.h: Define enum profile_update.
14623 * doc/invoke.texi: Document -fprofile-update.
14624 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
14625 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
14626 * tree-profile.c (gimple_init_edge_profiler): Generate
14627 also atomic profiler update.
14628 (gimple_gen_edge_profiler): Likewise.
14630 2016-08-10 David Malcolm <dmalcolm@redhat.com>
14632 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
14633 stack_usage_file to NULL after fclose calls.
14635 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14638 * reload.c (push_reload): Compute subreg_in_class for
14639 subregs of constants and plus expressions. Remove special
14640 handling of SYMBOL_REFs.
14642 2016-08-10 Alan Modra <amodra@gmail.com>
14645 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
14646 SImode for TARGET_E500_DOUBLE when given SImode.
14648 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
14650 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
14651 unused variable __O.
14653 2016-08-09 Martin Liska <mliska@suse.cz>
14655 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
14656 _gcov_reset to __gcov_reset.
14657 * doc/gcov-tool.texi: Fix typo.
14659 2016-08-09 Martin Liska <mliska@suse.cz>
14661 * value-prof.c (gimple_divmod_values_to_profile): Do not
14662 instrument MOD histogram if a value is not a SSA name.
14664 2016-08-09 Martin Liska <mliska@suse.cz>
14666 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
14669 2016-08-09 Renlin Li <renlin.li@arm.com>
14671 PR middle-end/64971
14672 * calls.c (prepare_call_address): Convert funexp to Pmode when
14674 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
14675 (sibcall_value): Likewise.
14677 2016-08-09 Marek Polacek <polacek@redhat.com>
14680 * cselib.c (cselib_expand_value_rtx_1): Add return.
14681 * gengtype.c (dbgprint_count_type_at): Likewise.
14682 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
14683 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
14685 2016-08-09 Martin Jambor <mjambor@suse.cz>
14688 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
14689 if instance is a MEM_REF.
14691 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
14694 * config/i386/i386.md (*movtf_internal): Use
14695 lra_in_progress || reload_completed instead of !can_create_pseudo_p
14696 in the insn constraint.
14697 (*movxf_internal): Ditto.
14698 (*movdf_internal): Ditto.
14699 (*movsf_internal): Ditto.
14701 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14703 PR tree-optimization/72772
14704 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
14707 2016-08-09 Bin Cheng <bin.cheng@arm.com>
14709 PR tree-optimization/72772
14710 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
14712 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
14713 parameter STOP and update calls. Move expand_simple_operations
14714 function call from here...
14715 (simplify_using_initial_conditions): ...to here. Delete parameter
14717 (tree_simplify_using_condition): Delete parameter STOP.
14718 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
14719 simplify_using_initial_conditions.
14721 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
14724 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
14725 Use create_tmp_var_raw instead of create_tmp_var.
14727 2016-08-09 Richard Biener <rguenther@suse.de>
14729 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
14730 Treat same SSA names related.
14732 2016-08-09 Jakub Jelinek <jakub@redhat.com>
14734 PR tree-optimization/72824
14735 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
14736 real_zerop is not negative.
14738 2016-08-09 Richard Biener <rguenther@suse.de>
14740 PR tree-optimization/71802
14741 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
14742 all merge opportunities with the predecessor.
14744 2016-08-09 Richard Biener <rguenther@suse.de>
14747 * ipa-prop.c (ipa_modify_formal_parameters): Build
14748 parameter types with natural alignment also for the
14751 2016-08-08 Andi Kleen <ak@linux.intel.com>
14753 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
14755 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14758 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
14759 do-nothing langhook.
14760 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
14761 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
14762 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
14763 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
14765 2016-08-08 David Malcolm <dmalcolm@redhat.com>
14768 * input.c: Ensure that HAVE_ICONV is defined.
14770 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14772 PR middle-end/72781
14773 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
14774 private vars for lastprivate and for linear iterator.
14776 PR middle-end/68762
14777 * omp-simd-clone.c: Include varasm.h.
14778 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
14779 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
14780 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
14781 update function name.
14783 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14785 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
14786 (avr_diagnose_devicespecs_error): Remove.
14787 (avr_devicespecs_file): Remove composing absolute path for specfile
14788 and its verbose info. Remove conditions to check specs-file,
14790 2016-08-08 Jakub Jelinek <jakub@redhat.com>
14792 PR rtl-optimization/72821
14793 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
14794 just return false for them.
14796 2016-08-08 Alan Modra <amodra@gmail.com>
14799 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
14800 toc refs created during reload. Update function comment.
14802 2016-08-08 Alan Modra <amodra@gmail.com>
14805 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
14806 alternatives. Put loads first, then stores, and reg/reg moves
14807 within same class later. Delete attr length.
14809 2016-08-08 Alan Modra <amodra@gmail.com>
14812 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
14813 (mem_operand_ds_form): New predicate.
14814 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
14815 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
14816 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
14817 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
14818 (extendsfdf2_fpr): Replace o constraint with wY.
14820 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
14822 * tree-ssa-threadbackward.c: Include tree-inline.h
14823 (profitable_jump_thread_path): Use estimate_num_insns to estimate
14824 size of copied block; for cold paths reduce duplication.
14825 (find_jump_threads_backwards): Remove redundant tests.
14826 (pass_thread_jumps::gate): Enable for -Os.
14828 2016-08-07 Jakub Jelinek <jakub@redhat.com>
14831 * stor-layout.c (layout_decl): Fix up formatting.
14832 (relayout_decl): Allow DECL to be FIELD_DECL.
14834 2016-08-07 Alan Modra <amodra@gmail.com>
14836 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
14838 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
14840 * data-streamer-in.c (streamer_read_wide_int): New.
14841 (streamer_read_widest_int): Renamed function.
14842 * data-streamer-out.c (streamer_write_wide_int): New
14843 (streamer_write_widest_int): Renamed function.
14844 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
14846 (input_cfg): Call renamed function.
14847 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
14849 (output_cfg): Call renamed function.
14850 * data-streamer.h: Add declarations.
14852 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14854 * tree-ssa-ccp.c (extend_mask): New param sgn.
14855 Remove ORing with wi::mask.
14856 (get_default_value): Adjust call to extend_mask to pass sign.
14857 (evaluate_stmt): Likewise.
14859 2016-08-06 Jakub Jelinek <jakub@redhat.com>
14861 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
14864 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14866 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
14867 transform if operand's type is pointer to function or method.
14869 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14871 PR tree-optimization/18046
14872 * tree-ssa-threadedge.c: Include cfganal.h.
14873 (simplify_control_statement_condition): If simplifying a
14874 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
14875 with the dominating ASSERT_EXPR before handing it off to VRP.
14876 Mention that a CASE_LABEL_EXPR may be returned.
14877 (thread_around_empty_blocks): Adjust to handle
14878 simplify_control_statement_condition() returning a
14880 (thread_through_normal_block): Likewise.
14881 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
14882 a switch statement by trying to determine which case label
14885 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
14887 PR rtl-optimization/69847
14888 * lra-constraints.c (process_invariant_for_inheritance): Save
14889 pattern instead of src.
14890 (remove_inheritance_pseudos): Use the pattern. Add assert.
14892 2016-08-05 David Malcolm <dmalcolm@redhat.com>
14894 * input.c (string_concat::string_concat): New constructor.
14895 (string_concat_db::string_concat_db): New constructor.
14896 (string_concat_db::record_string_concatenation): New method.
14897 (string_concat_db::get_string_concatenation): New method.
14898 (string_concat_db::get_key_loc): New method.
14899 (class auto_cpp_string_vec): New class.
14900 (get_substring_ranges_for_loc): New function.
14901 (get_source_range_for_substring): New function.
14902 (get_num_source_ranges_for_substring): New function.
14903 (class selftest::lexer_test_options): New class.
14904 (struct selftest::lexer_test): New struct.
14905 (class selftest::ebcdic_execution_charset): New class.
14906 (selftest::ebcdic_execution_charset::s_singleton): New variable.
14907 (selftest::lexer_test::lexer_test): New constructor.
14908 (selftest::lexer_test::~lexer_test): New destructor.
14909 (selftest::lexer_test::get_token): New method.
14910 (selftest::assert_char_at_range): New function.
14911 (ASSERT_CHAR_AT_RANGE): New macro.
14912 (selftest::assert_num_substring_ranges): New function.
14913 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
14914 (selftest::assert_has_no_substring_ranges): New function.
14915 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
14916 (selftest::test_lexer_string_locations_simple): New function.
14917 (selftest::test_lexer_string_locations_ebcdic): New function.
14918 (selftest::test_lexer_string_locations_hex): New function.
14919 (selftest::test_lexer_string_locations_oct): New function.
14920 (selftest::test_lexer_string_locations_letter_escape_1): New function.
14921 (selftest::test_lexer_string_locations_letter_escape_2): New function.
14922 (selftest::test_lexer_string_locations_ucn4): New function.
14923 (selftest::test_lexer_string_locations_ucn8): New function.
14924 (selftest::uint32_from_big_endian): New function.
14925 (selftest::test_lexer_string_locations_wide_string): New function.
14926 (selftest::uint16_from_big_endian): New function.
14927 (selftest::test_lexer_string_locations_string16): New function.
14928 (selftest::test_lexer_string_locations_string32): New function.
14929 (selftest::test_lexer_string_locations_u8): New function.
14930 (selftest::test_lexer_string_locations_utf8_source): New function.
14931 (selftest::test_lexer_string_locations_concatenation_1): New
14933 (selftest::test_lexer_string_locations_concatenation_2): New
14935 (selftest::test_lexer_string_locations_concatenation_3): New
14937 (selftest::test_lexer_string_locations_macro): New function.
14938 (selftest::test_lexer_string_locations_stringified_macro_argument):
14940 (selftest::test_lexer_string_locations_non_string): New function.
14941 (selftest::test_lexer_string_locations_long_line): New function.
14942 (selftest::test_lexer_char_constants): New function.
14943 (selftest::input_c_tests): Call the new test functions once per
14944 case within the line_table test matrix.
14945 * input.h (struct string_concat): New struct.
14946 (struct location_hash): New struct.
14947 (class string_concat_db): New class.
14948 * substring-locations.h: New header.
14950 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
14952 PR tree-optimization/72810
14953 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
14954 the type of the case labels when truncating.
14956 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
14959 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
14960 (aarch64_fp16_ptr_type_node): Likewise.
14961 * config/aarch64/aarch64-simd-builtins.c
14962 (aarch64_fp16_ptr_type_node): Define.
14963 (aarch64_init_fp16_types): New, refactored out of...
14964 (aarch64_init_builtins): ...here, update to call
14965 aarch64_init_fp16_types.
14966 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
14968 (aapcs_vfp_sub_candidate): Likewise.
14970 2016-08-05 Martin Liska <mliska@suse.cz>
14971 Joshua Cranmer <Pidgeot18@gmail.com>
14973 * gcov.c (line_t::has_block): New function.
14974 (enum loop_type): New enum.
14975 (handle_cycle): New function.
14976 (unblock): Likewise.
14977 (circuit): Likewise.
14978 (get_cycles_count): Likewise.
14979 (accumulate_line_counts): Use new loop detection algorithm.
14981 2016-08-05 Martin Liska <mliska@suse.cz>
14983 * gcov.c (output_intermediate_file): Rename
14984 function_info::line_next to next_file_fn.
14985 (process_file): Likewise.
14986 (read_graph_file): Likewise.
14987 (accumulate_line_counts): Likewise.
14988 (output_lines): Likewise.
14990 2016-08-05 Richard Biener <rguenther@suse.de>
14992 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
14993 restriction on threading to a loop header.
14995 2016-08-05 Richard Biener <rguenther@suse.de>
14997 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
14998 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
14999 adjust loop info accordingly.
15001 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
15003 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
15004 before folding call to __builtin_constant_p with parameters to false.
15006 2016-08-05 Alan Modra <amodra@gmail.com>
15008 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
15009 code accidentally committed 2016-05-02 providing class when given
15012 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15014 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
15015 the case label ranges that partially overlap with OP's value
15018 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
15021 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
15022 Cast builtin function result to __mmask16 instead of __mmask8.
15023 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15024 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
15025 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
15027 2016-08-04 David Malcolm <dmalcolm@redhat.com>
15029 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
15030 (ASSERT_TRUE_AT): New macro.
15031 (ASSERT_FALSE): Reimplement in terms of...
15032 (ASSERT_FALSE_AT): New macro.
15033 (ASSERT_STREQ_AT): Fix typo in comment.
15035 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
15037 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
15038 labels are exhaustive, designate the label with the widest
15039 range to be the default label.
15041 2016-08-04 Andrew Pinski <apinski@cavium.com>
15043 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
15044 (thunderx_tunings): Use thunderx_vector_cost instead of
15045 generic_vector_cost.
15047 2016-08-04 Martin Liska <mliska@suse.cz>
15049 * gcov.c (main): Fix GNU coding style.
15050 (output_intermediate_file): Likewise.
15051 (process_file): Likewise.
15052 (generate_results): Likewise.
15053 (release_structures): Likewise.
15054 (create_file_names): Likewise.
15055 (find_source): Likewise.
15056 (read_graph_file): Likewise.
15057 (find_exception_blocks): Likewise.
15058 (canonicalize_name): Likewise.
15059 (make_gcov_file_name): Likewise.
15060 (mangle_name): Likewise.
15061 (accumulate_line_counts): Likewise.
15062 (output_branch_count): Likewise.
15063 (read_line): Likewise.
15065 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
15067 PR rtl-optimization/71779
15068 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
15069 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
15070 or if it was truncated.
15072 PR rtl-optimization/70903
15073 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
15075 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15077 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
15078 accessing SSA_NAME_PTR_INFO.
15080 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15083 * common/config/avr/avr-common.c (avr_option_optimization_table)
15084 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
15086 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
15089 * config/avr/avr.md: New pattern to work around do_store_flag
15090 generating shift instructions for bit extractions.
15092 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
15094 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
15096 (add_equivalence): Likewise.
15097 (get_value_range): Allocate value range with vrp_value_range_pool.
15098 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
15099 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
15101 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
15103 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
15104 the default for the rs6000 port.
15106 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
15108 PR middle-end/71876
15109 * calls.c (special_function_p): Remove special handling of
15110 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
15111 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
15112 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
15114 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
15116 PR middle-end/72778
15117 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
15118 Don't stop on regular insns.
15120 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
15122 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
15123 size to DImode boundary.
15124 (nvptx_propagate): Likewise.
15126 2016-08-03 Alan Modra <amodra@gmail.com>
15128 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
15129 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
15130 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
15131 from -mefficient-unaligned-vector. Note that this affects fp too.
15133 2016-08-03 Alan Modra <amodra@gmail.com>
15135 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
15138 2016-08-03 Alan Modra <amodra@gmail.com>
15140 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
15141 to a reg. Localize vars.
15143 2016-08-03 Alan Modra <amodra@gmail.com>
15145 * config/rs6000/rs6000.opt: Remove negatives from help strings
15148 2016-08-03 Alan Modra <amodra@gmail.com>
15150 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
15151 Delete duplicated code.
15153 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15155 PR middle-end/72778
15156 * lra-spills.c (regno_in_use_p): New.
15157 (lra_final_code_change): Use it.
15159 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
15161 PR rtl-optimization/69847
15162 * lra-int.h (struct lra-reg): Use restore_rtx instead of
15164 (lra_rtx_hash): New.
15165 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
15167 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
15168 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
15169 * lra-spills.c (lra_final_code_change): Don't delete insn when the
15170 next insn is USE with the same reg as the current insn source.
15171 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
15173 (lra_constraints_init): Call initiate_invariants.
15174 (lra_constraints_finish): Call finish_invariants.
15175 (struct invariant, invariant_t, invariant_ptr_t): New.
15176 (const_invariant_ptr_t, invariants, invariants_pool): New.
15177 (invariant_table, invariant_hash, invariant_eq_p): New.
15178 (insert_invariant, initiate_invariants, finish_invariants): New.
15179 (clear_invariants, invalid_invariant_regs): New.
15180 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
15181 instead of restore_regno.
15182 (invariant_p, process_invariant_for_inheritance): New.
15183 (inherit_in_ebb): Implement invariant inheritance.
15184 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
15185 (remove_inheritance_pseudos): Implement undoing invariant
15187 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
15188 instead of restore_regno.
15189 * lra-assigns.c (regno_live_length): New.
15190 (reload_pseudo_compare_func): Use regno_live_length.
15191 (assign_by_spills): Use restore_rtx instead of restore_regno.
15192 (lra_assign): Ditto. Initiate regno_live_length.
15194 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
15196 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
15197 __builtin_aarch64_fmindf.
15199 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15201 PR tree-optimization/34114
15202 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
15203 information for more control IVs.
15205 2016-08-02 Bin Cheng <bin.cheng@arm.com>
15207 PR tree-optimization/34114
15208 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
15209 PLUS_EXPR case. Handle SSA_NAME case.
15211 2016-08-02 Tamar Christina <tamar.christina@arm.com>
15213 * config/aarch64/aarch64-simd-builtins.def
15214 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
15215 (__builtin_aarch64_fmaxdf): Likewise.
15216 (__builtin_aarch64_smin_nandf): Likewise.
15217 (__builtin_aarch64_smax_nandf): Likewise.
15218 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
15219 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
15220 (<fmaxmin><mode>3): ...this.
15221 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
15222 (vminnm_f64): Likewise.
15223 (vmin_f64): Likewise.
15224 (vmax_f64): Likewise.
15225 * config/aarch64/iterators.md (FMAXMIN): Merge with...
15226 (FMAXMIN_UNS): ...this.
15227 (fmaxmin): Merged with
15228 (fmaxmin_op): ...this...
15229 (maxmin_uns_op): ...in to this.
15231 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
15233 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15234 Add support for vec_extract on vector float, vector int, vector
15235 short, and vector char vector types.
15236 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
15237 vector float, vector int, vector short, and vector char
15238 optimizations on 64-bit ISA 2.07 systems for both constant and
15239 variable element numbers.
15240 (rs6000_split_vec_extract_var): Likewise.
15241 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
15242 Altivec registers on ISA 2.07 and above.
15243 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
15244 which never was matched due to the split occuring before register
15245 allocation (and the code would not have worked on little endian
15246 systems if it did match). Allow extracts to go to the Altivec
15247 registers if ISA 2.07 (power8). Change from using "" around the
15248 C++ code to using {}'s.
15249 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
15250 vec_extracts when the vector is in memory.
15251 (vsx_extract_v4sf_var): New insn to optimize vector float
15252 vec_extracts when the element number is variable on 64-bit ISA
15254 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
15255 for 64-bit ISA 2.07 as well as ISA 3.0.
15256 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
15257 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
15258 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
15259 optimize vector int, vector short, and vector char vec_extracts
15260 when the vector is in memory.
15261 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
15262 optimize vector int, vector short, and vector char vec_extracts
15263 when the element number is variable.
15265 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15268 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
15269 does not overlap with other symbol flags.
15271 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
15273 * config/aarch64/aarch64.h (aarch64_frame):
15274 Remove padding0 and hardfp_offset. Add locals_offset,
15275 initial_adjust, callee_adjust, callee_offset and final_adjust.
15276 * config/aarch64/aarch64.c (aarch64_layout_frame):
15277 Remove unused padding0 and hardfp_offset initializations.
15278 Choose frame layout and set frame variables accordingly.
15279 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
15280 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
15281 (aarch64_pop_regs): Likewise.
15282 (aarch64_expand_prologue): Remove all decision code, just emit
15283 prolog according to frame variables.
15284 (aarch64_expand_epilogue): Remove all decision code, just emit
15285 epilog according to frame variables.
15286 (aarch64_initial_elimination_offset): Use offset to local/arg area.
15288 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
15291 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
15292 fix_debug_reg_uses after changing source register mode to
15293 V1TImode if source register is undefined.
15295 2015-08-01 Alan Hayward <alan.hayward@arm.com>
15297 PR tree-optimization/71818
15298 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
15299 with non invariant evolutions
15301 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15304 * config/avr/avr.md (length) [branch]: Correct insn length
15305 attribute for forward branches.
15307 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
15309 * doc/extend.texi (AVR Built-in Functions): Document
15310 __builtin_avr_nops.
15311 * config/avr/builtins.def (NOPS): New.
15312 * config/avr/avr.c (avr_expand_nops): New static function.
15313 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
15315 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15317 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
15318 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
15321 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
15323 * config/aarch64/aarch64.c (vulcan_tunings): Update
15324 vulcan L1 cache_line_size.
15326 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
15328 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
15329 function that takes a vector memory address, a hard register, an
15330 element number and a temporary base register, and recreates an
15331 address that points to the appropriate element within the vector.
15332 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
15333 (rs6000_split_vec_extract_var): Add support for the target of a
15334 vec_extract with variable element number being a scalar memory
15336 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
15338 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
15339 vsx_extract_<mode>_load insn with a new insn that optimizes
15340 storing either element to a memory location, using scratch
15341 registers to pick apart the vector and reconstruct the address.
15342 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
15343 (vsx_extract_<mode>_store): Rework alternatives to more correctly
15344 support Altivec registers. Add support for ISA 3.0 Altivec d-form
15346 (vsx_extract_<mode>_var): Add support for extracting a variable
15347 element number from memory.
15349 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15351 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
15352 when testing for compares against constants of the form 0xabab.
15354 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15356 PR tree-optimization/57558
15357 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
15359 (vect_loop_versioning): Support versioning with niter assumptions.
15360 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
15361 (vect_get_loop_niters): New parameter. Reimplement to support
15362 assumptions in loop niter info.
15363 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
15364 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
15365 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
15366 Support loop versioning for niters.
15367 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
15368 (vect_free_loop_info_assumptions): New function.
15369 (vectorize_loops): Free loop niter info for loops with flag
15370 LOOP_F_ASSUMPTIONS set if vectorization failed.
15371 * tree-vectorizer.h (struct _loop_vec_info): New field
15372 num_iters_assumptions.
15373 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
15374 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
15375 (LOOP_REQUIRES_VERSIONING): New macro.
15376 (vect_free_loop_info_assumptions): New decl.
15378 2016-07-29 Bin Cheng <bin.cheng@arm.com>
15380 * cfgloop.h (struct loop): New field constraints.
15381 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
15382 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
15384 * cfgloop.c (alloc_loop): Initialize new field.
15385 * cfgloopmanip.c (copy_loop_info): Copy constraints.
15386 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
15387 Adjust niter analysis wrto loop constraints.
15388 * doc/loop.texi (@node Number of iterations): Add description for loop
15391 2016-07-29 Marek Polacek <polacek@redhat.com>
15394 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
15395 (ix86_expand_round_builtin): Likewise.
15397 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
15398 Georg-Johann Lay <avr@gjlay.de>
15400 PR rtl-optimization/71976
15401 * combine.c (get_last_value): Return 0 if the argument for which
15402 the function is called has a wider mode than the recorded value.
15404 2016-07-29 Marek Polacek <polacek@redhat.com>
15407 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
15408 (altivec_expand_st_builtin): Likewise.
15410 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
15412 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
15413 introduced in r238381.
15415 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
15417 PR middle-end/68217
15418 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
15419 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
15421 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
15423 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
15425 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15426 Add support for vec_extract of vector double or vector long having
15427 a variable element number on 64-bit ISA 2.07 systems or newer.
15428 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
15430 (rs6000_split_vec_extract_var): New function to split a
15431 vec_extract built-in function with variable element number.
15432 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
15434 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
15435 (UNSPEC_VSX_EXTRACT): Likewise.
15436 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
15437 direct move instructions to be generated on 64-bit ISA 2.07
15438 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
15440 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
15441 arguments for vec_extract variable element.
15442 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
15443 vec_extract with variable element on V2DFmode and V2DImode
15445 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
15446 -mupper-regs-df requirement, since it isn't needed.
15447 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
15448 do direct moves on 64-bit systems, which allows optimization of
15449 vec_extract on 64-bit ISA 2.07 systems and newer.
15451 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15452 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15454 * config/aarch64/aarch64.md
15455 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
15456 statement and type.
15457 (<optab>qihi2_aarch64): Likewise, and split into two.
15458 (extendqihi2_aarch64): New.
15459 (zero_extendqihi2_aarch64): New.
15460 * config/aarch64/iterators.md (ldrxt): Remove.
15461 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
15464 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
15466 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
15468 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
15470 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
15471 (aarch64_push_reg): New function to push 1 or 2 registers.
15472 (aarch64_pop_reg): New function to pop 1 or 2 registers.
15473 (aarch64_expand_prologue): Use aarch64_push_regs.
15474 (aarch64_expand_epilogue): Use aarch64_pop_regs.
15476 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
15478 PR tree-optimization/71734
15479 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
15480 attribute instead of REF_LOOP and use it.
15481 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
15482 set it for Loops having non-zero safelen attribute.
15483 (ref_indep_loop_p): Pass zero as initial value for safelen.
15485 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
15487 PR middle-end/72657
15489 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
15490 call using chkp_gimple_call_builtin_p.
15491 (chkp_copy_bounds_for_assign): Likewise.
15493 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15495 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
15496 * config/arm/arm-protos.h (struct tune_params): Likewise.
15497 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
15498 (cortex_a9_sched_adjust_cost): Likewise.
15499 (fa726te_sched_adjust_cost): Likewise.
15500 (arm_adjust_cost): Likewise.
15501 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
15502 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
15503 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
15504 * config/i386/i386.c (ix86_adjust_cost): Likewise.
15505 * config/ia64/ia64.c: Likewise.
15506 * config/m68k/m68k.c: Likewise.
15507 * config/mep/mep.c (mep_adjust_cost): Likewise.
15508 * config/microblaze/microblaze.c (microblaze_adjust_cost):
15510 * config/mips/mips.c (mips_adjust_cost): Likewise.
15511 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
15513 * config/pa/pa.c (pa_adjust_cost): Likewise.
15514 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
15515 (rs6000_debug_adjust_cost): Likewise.
15516 * config/sh/sh.c (sh_adjust_cost): Likewise.
15517 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
15518 (hypersparc_adjust_cost): Likewise.
15519 (sparc_adjust_cost): Likewise.
15520 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
15521 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
15522 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
15524 * config/visium/visium.c (visium_adjust_cost): Likewise.
15525 * doc/tm.texi: Regenerate.
15526 * haifa-sched.c (dep_cost_1): Adjust.
15527 * target.def: Merge adjust_cost and adjust_cost_2.
15529 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15531 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
15533 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15535 * store-motion.c (struct st_expr): Make pattern_regs a vector.
15536 (extract_mentioned_regs): Append to a vector instead of
15537 returning a rtx_expr_list.
15538 (st_expr_entry): Adjust.
15539 (free_st_expr_entry): Likewise.
15540 (store_ops_ok): Likewise.
15541 (store_killed_in_insn): Likewise.
15542 (find_moveable_store): Likewise.
15544 2016-07-28 Martin Liska <mliska@suse.cz>
15546 PR gcov-profile/68025
15547 * tree-profile.c (tree_profiling): Respect
15548 no_profile_instrument_function attribute.
15549 * doc/extend.texi: Document no_profile_instrument_function
15552 2016-07-28 Martin Liska <mliska@suse.cz>
15554 PR rtl-optimization/70944
15555 * combine.c (make_compound_operation):
15556 Do not allow make_compound_operation for vector mode
15558 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
15560 PR middle-end/71994
15561 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
15562 before calling get_ops.
15564 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
15566 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
15567 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
15568 (BITS_PER_UNIT_LOG): Remove.
15569 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
15570 * expr.c (expand_assignment): Likewise.
15571 * stor-layout.c (initialize_sizetypes): Likewise.
15573 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
15575 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
15576 signature of rs6000_expand_vector_extract so that the element
15577 number is a RTX instead of a constant integer.
15578 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
15580 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
15581 (altivec_expand_vec_ext_builtin): Likewise.
15582 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
15583 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
15584 MFVSRLD instruction.
15586 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15588 * input.c (get_pure_location): Move here from tree.c.
15589 (make_location): Likewise. Add header comment.
15590 (selftest::test_accessing_ordinary_linemaps): Verify
15591 pure_location_p, make_location, get_location_from_adhoc_loc and
15592 get_range_from_loc.
15593 * input.h (get_pure_location): Move declaration here from tree.h.
15594 (get_finish): Likewise for inline function.
15595 (make_location): Likewise for declaration.
15596 * tree.c (get_pure_location): Move to input.c.
15597 (make_location): Likewise.
15598 * tree.h (get_pure_location): Move declaration to tree.h.
15599 (get_finish): Likewise for inline function.
15600 (make_location): Likewise for declaration.
15602 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15604 PR middle-end/71078
15605 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
15607 2016-07-27 David Malcolm <dmalcolm@redhat.com>
15609 * system.h (STATIC_ASSERT): Use static_assert if building
15610 with C++11 onwards.
15612 2016-07-27 Richard Biener <rguenther@suse.de>
15614 PR tree-optimization/72517
15615 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
15616 Revert change to not compute read-read dependences.
15618 2016-07-27 Richard Biener <rguenther@suse.de>
15620 * predict.c (set_even_probabilities): Make nedges unsigned.
15622 2016-07-27 Martin Liska <mliska@suse.cz>
15624 * predict.c (set_even_probabilities): Handle unlikely edges.
15625 (combine_predictions_for_bb): Likewise.
15627 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
15630 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
15631 __float128 support when we don't have hardware support, so that
15632 the IEEE built-in functions like isgreater, first call __unordkf3
15633 to make sure neither operand is a NaN, and if both operands are
15634 ordered, do the normal comparison.
15636 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15638 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
15640 (extract_code_and_val_from_cond_with_ops): Verify that name is
15641 either cond_op0 or cond_op1.
15643 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
15645 PR tree-optimization/18046
15646 * genmodes.c (emit_mode_size_inline): Emit an assert that
15647 verifies that mode is a valid array index.
15648 (emit_mode_nuinits_inline): Likewise.
15649 (emit_mode_inner_inline): Likewise.
15650 (emit_mode_unit_size_inline): Likewise.
15651 (emit_mode_unit_precision_inline): Likewise.
15652 * tree-vrp.c: Include params.h.
15653 (find_switch_asserts): Register edge assertions for the default
15654 label which correspond to the anti-ranges of each case label.
15655 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
15656 * doc/invoke.texi: Document it.
15658 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15660 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
15661 and unnecessary call to gimple_bb.
15663 2016-07-26 Richard Biener <rguenther@suse.de>
15665 PR rtl-optimization/71984
15666 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
15669 2016-07-26 Richard Biener <rguenther@suse.de>
15671 PR middle-end/72517
15672 * expmed.c (extract_bit_field_1): Constrain the vector mode
15673 with element size matching the extraction mode size when
15674 choosing a better vector mode to do the extraction from.
15676 2016-07-26 Richard Biener <rguenther@suse.de>
15677 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15679 PR middle-end/70920
15680 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
15683 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15685 * tree-ssa-structalias.c (struct scc_info): Change types of
15686 members to auto_sbitmap and auto_vec.
15687 (scc_info::scc_info): New constructor.
15688 (scc_info::~scc_info): New destructor.
15689 (init_scc_info): Remove.
15690 (free_scc_info): Remove.
15691 (find_indirect_cycles): Adjust.
15692 (perform_var_substitution): Likewise.
15693 (free_var_substitution_info): Likewise.
15695 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15697 * tree-outof-ssa.c (struct elim_graph): Change type of members
15698 to auto_vec and auto_sbitmap.
15699 (elim_graph::elim_graph): New constructor.
15700 (delete_elim_graph): Remove.
15701 (expand_phi_nodes): Adjust.
15703 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15705 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
15706 (new_elim_graph): Adjust.
15707 (clear_elim_graph): Likewise.
15708 (delete_elim_graph): Likewise.
15709 (elim_graph_size): Likewise.
15710 (elim_graph_add_node): Likewise.
15711 (elim_graph_add_edge): Likewise.
15712 (elim_graph_remove_succ_edge): Likewise.
15713 (eliminate_name): Likewise.
15714 (eliminate_build): Likewise.
15715 (elim_forward): Likewise.
15716 (elim_unvisited_predecessor): Likewise.
15717 (elim_backward): Likewise.
15718 (elim_create): Likewise.
15719 (eliminate_phi): Likewise.
15720 (expand_phi_nodes): Likewise.
15722 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15724 * bt-load.c (compute_out): Use auto_sbitmap class.
15725 (link_btr_uses): Likewise.
15726 * cfganal.c (mark_dfs_back_edges): Likewise.
15727 (post_order_compute): Likewise.
15728 (inverted_post_order_compute): Likewise.
15729 (pre_and_rev_post_order_compute_fn): Likewise.
15730 (single_pred_before_succ_order): Likewise.
15731 * cfgexpand.c (pass_expand::execute): Likewise.
15732 * cfgloop.c (verify_loop_structure): Likewise.
15733 * cfgloopmanip.c (fix_bb_placements): Likewise.
15734 (remove_path): Likewise.
15735 (update_dominators_in_loop): Likewise.
15736 * cfgrtl.c (break_superblocks): Likewise.
15737 * ddg.c (check_sccs): Likewise.
15738 (create_ddg_all_sccs): Likewise.
15739 * df-core.c (df_worklist_dataflow): Likewise.
15740 * dse.c (dse_step3): Likewise.
15741 * except.c (eh_region_outermost): Likewise.
15742 * function.c (thread_prologue_and_epilogue_insns): Likewise.
15743 * gcse.c (prune_expressions): Likewise.
15744 (prune_insertions_deletions): Likewise.
15745 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
15746 * graph.c (draw_cfg_nodes_no_loops): Likewise.
15747 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
15748 * lcm.c (compute_earliest): Likewise.
15749 (compute_farthest): Likewise.
15750 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
15751 (unroll_loop_runtime_iterations): Likewise.
15752 (unroll_loop_stupid): Likewise.
15753 * lower-subreg.c (decompose_multiword_subregs): Likewise.
15754 * lra-lives.c: Likewise.
15755 * lra.c (lra): Likewise.
15756 * modulo-sched.c (schedule_reg_moves): Likewise.
15757 (optimize_sc): Likewise.
15758 (get_sched_window): Likewise.
15759 (sms_schedule_by_order): Likewise.
15760 (check_nodes_order): Likewise.
15761 (order_nodes_of_sccs): Likewise.
15762 (order_nodes_in_scc): Likewise.
15763 * recog.c (split_all_insns): Likewise.
15764 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
15765 * reload1.c (reload): Likewise.
15766 * sched-rgn.c (haifa_find_rgns): Likewise.
15767 (split_edges): Likewise.
15768 (compute_trg_info): Likewise.
15769 * sel-sched.c (init_seqno): Likewise.
15770 * store-motion.c (remove_reachable_equiv_notes): Likewise.
15771 * tree-into-ssa.c (update_ssa): Likewise.
15772 * tree-ssa-live.c (live_worklist): Likewise.
15773 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
15774 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
15776 (try_peel_loop): Likewise.
15777 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
15779 * tree-ssa-pre.c (compute_antic): Likewise.
15780 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
15781 * tree-stdarg.c (reachable_at_most_once): Likewise.
15782 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
15783 * var-tracking.c (vt_find_locations): Likewise.
15785 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
15787 * sbitmap.h (auto_sbitmap): New class.
15789 2016-07-26 Alan Modra <amodra@gmail.com>
15792 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
15795 2016-07-25 David Malcolm <dmalcolm@redhat.com>
15797 * input.c (selftest::temp_source_file::temp_source_file): Fix
15798 missing "%s" in fprintf.
15800 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
15802 PR middle-end/71732
15803 * cselib.c (cselib_process_insn): Invalidate argument slots for
15806 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15808 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
15809 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
15810 vmulxh_lane_f16, vmulxh_laneq_f16): New.
15812 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15814 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15815 * config/aarch64/aarch64.md (fma, fnma): Support HF.
15816 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
15818 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15820 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15821 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
15823 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
15824 (add<mode>3): Likewise.
15825 (sub<mode>3): Likewise.
15826 (mul<mode>3): Likewise.
15827 (div<mode>3): Likewise.
15828 (*div<mode>3): Likewise.
15829 (<fmaxmin><mode>3): Extend to HF.
15830 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
15831 (fabd<mode>3): Likewise.
15832 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
15833 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
15834 (aarch64_fmulx<mode>): Likewise.
15835 (aarch64_fac<optab><mode>): Likewise.
15836 (aarch64_frecps<mode>): Likewise.
15837 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
15838 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
15839 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
15840 (VSDQ_HSDI): Support HI.
15841 (fcvt_target, FCVT_TARGET): Likewise.
15842 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
15843 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
15844 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
15845 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
15846 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
15847 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
15848 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
15849 vrsqrtsh_f16): New.
15851 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15853 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
15854 * config/aarch64/aarch64-builtins.c (hi_UP): New.
15855 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15856 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
15858 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
15859 (aarch64_cm<optab><mode>): Likewise.
15860 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
15861 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
15862 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
15863 (sqrt<mode>2): Likewise.
15864 (*sqrt<mode>2): Likewise.
15865 (abs<mode>2): Likewise.
15866 (<optab><mode>hf2): New pattern for HF mode.
15867 (<optab>hihf2): Likewise.
15868 * config/aarch64/arm_neon.h: Include arm_fp16.h.
15869 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
15870 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
15872 * config/aarch64/arm_fp16.h: New file.
15873 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
15874 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
15875 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
15876 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
15877 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
15878 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
15879 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
15880 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
15881 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
15882 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
15883 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
15884 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
15887 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15889 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
15890 reduc_smin_scal_): Use VDQIF_F16.
15891 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
15892 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
15894 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
15895 * config/aarch64/iterators.md (VDQIF_F16): New.
15896 (vp): Support HF modes.
15897 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
15898 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
15900 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15902 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
15903 "*aarch64_mulx_elt_from_dup<mode>".
15904 (*aarch64_mul3_elt<mode>): Update schedule type.
15905 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
15906 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
15907 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
15908 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
15909 (f, fp): Support HF modes.
15910 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
15911 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
15912 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
15913 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
15914 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
15915 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
15917 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15919 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15920 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
15922 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
15925 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15927 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15928 * config/aarch64/aarch64-simd.md
15929 (aarch64_rsqrts<mode>): Extend to HF modes.
15930 (fabd<mode>3): Likewise.
15931 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
15932 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
15933 (aarch64_<maxmin_uns>p<mode>): Likewise.
15934 (<su><maxmin><mode>3): Likewise.
15935 (<maxmin_uns><mode>3): Likewise.
15936 (<fmaxmin><mode>3): Likewise.
15937 (aarch64_faddp<mode>): Likewise.
15938 (aarch64_fmulx<mode>): Likewise.
15939 (aarch64_frecps<mode>): Likewise.
15940 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
15941 (add<mode>3): Extend to HF modes.
15942 (sub<mode>3): Likewise.
15943 (mul<mode>3): Likewise.
15944 (div<mode>3): Likewise.
15945 (*div<mode>3): Likewise.
15946 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
15948 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
15949 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
15950 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
15951 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
15952 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
15953 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
15954 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
15955 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
15956 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
15957 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
15958 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
15959 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
15960 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
15961 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
15963 2016-07-25 Jiong Wang <jiong.wang@arm.com>
15965 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
15966 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
15967 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
15968 (neg<mode>2): Likewise.
15969 (abs<mode>2): Likewise.
15970 (<frint_pattern><mode>2): Likewise.
15971 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
15972 (<optab><VDQF:mode><fcvt_target>2): Likewise.
15973 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
15974 (ftrunc<VDQF:mode>2): Likewise.
15975 (<optab><fcvt_target><VDQF:mode>2): Likewise.
15976 (sqrt<mode>2): Likewise.
15977 (*sqrt<mode>2): Likewise.
15978 (aarch64_frecpe<mode>): Likewise.
15979 (aarch64_cm<optab><mode>): Likewise.
15980 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
15982 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
15983 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
15985 * config/aarch64/arm_neon.h (vdup_n_f16): New.
15986 (vdupq_n_f16): Likewise.
15987 (vld1_dup_f16): Use vdup_n_f16.
15988 (vld1q_dup_f16): Use vdupq_n_f16.
15989 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
15990 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
15991 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
15992 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
15993 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
15994 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
15995 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
15996 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
15997 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
15998 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
15999 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
16000 vsqrt_f16, vsqrtq_f16): New.
16002 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16004 * config/aarch64/aarch64-simd.md
16005 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
16006 (aarch64_ext<mode>): Likewise.
16007 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
16008 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
16009 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
16011 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
16013 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
16014 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
16015 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
16016 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
16017 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
16018 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
16019 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
16021 (vmov_n_f16): Reimplement using vdup_n_f16.
16022 (vmovq_n_f16): Reimplement using vdupq_n_f16..
16024 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16026 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
16027 "frame_related_p". Generate CFA annotation when it's necessary.
16028 (aarch64_expand_prologue): Use aarch64_add_constant.
16029 (aarch64_expand_epilogue): Likewise.
16030 (aarch64_output_mi_thunk): Pass "false" when calling
16031 aarch64_add_constant.
16033 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16035 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
16038 2016-07-25 Jiong Wang <jiong.wang@arm.com>
16040 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
16041 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
16042 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
16043 (aarch64_build_constant): Delete.
16045 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
16048 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16050 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16051 flag_toplevel_reorder.
16053 2016-07-25 Richard Biener <rguenther@suse.de>
16055 * cgraph.c (cgraph_node::verify_node): Compare against builtin
16056 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
16057 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
16058 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
16059 (streamer_get_builtin_tree): Likewise.
16060 (streamer_write_builtin): Likewise.
16061 * lto-streamer.h (LTO_builtin_decl): Remove.
16062 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
16063 (lto_input_scc): Remove LTO_builtin_decl handling.
16064 (lto_input_tree_1): Liekwise.
16065 * lto-streamer-out.c (lto_output_tree_1): Remove special
16066 handling of builtins.
16067 (DFS::DFS): Likewise.
16068 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
16069 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
16071 (streamer_write_builtin): Remove.
16073 2016-07-25 Martin Liska <mliska@suse.cz>
16075 * lto-cgraph.c (input_symtab): Don't call get_working_sets
16076 if flag_auto_profile is set to true.
16078 2016-07-25 Martin Liska <mliska@suse.cz>
16080 PR gcov-profile/71868
16081 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
16082 have a function with multiple latches, count them all.
16084 2016-07-25 Martin Liska <mliska@suse.cz>
16086 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
16088 2016-07-25 Martin Liska <mliska@suse.cz>
16090 PR tree-optimization/71987
16091 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
16092 just for SSA_NAMEs. Fix GNU coding style.
16094 2016-07-25 Martin Liska <mliska@suse.cz>
16096 PR gcov-profile/64874
16097 * gcov-io.h: Update command about file format.
16098 * gcov-iov.c (main): Adapt the numbering scheme.
16100 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
16102 PR middle-end/66726
16103 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
16104 whose result is used in PHI.
16105 (final_range_test_p): Likewise.
16106 (maybe_optimize_range_tests): Likewise.
16108 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
16110 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16111 Reformat two multi-line strings.
16113 2016-07-22 Martin Sebor <msebor@redhat.com>
16115 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
16117 2016-07-22 Martin Sebor <msebor@redhat.com>
16120 * doc/extend.texi (Compound Literals): Correct and clarify.
16121 (Cast to Union): Same.
16123 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
16125 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
16126 comments to explain why certain error messages make mention of
16127 undocumented options.
16128 (rs6000_invalid_builtin): Change error messages to replace mention
16129 of undocumented options with mention of the -mcpu=power9 option
16130 that enables those undocumented options.
16131 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
16132 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
16133 definition of this macro to correct an existing error.
16134 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
16135 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
16136 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
16137 descriptions of built-in functions so that they depend on
16138 -mcpu=power9 instead of on the corresponding undocumented flags.
16139 * doc/invoke.texi (Option Summary): Remove all mention of newly
16140 undocumented flags.
16141 (IBM RS/6000 and PowerPC Options): Likewise.
16142 * doc/md.texi (Constraints for Particuliar Machines): Remove all
16143 mention of newly undocumented flags.
16145 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
16147 * ipa-cp.c (determine_versionability): Do not create constprop clones,
16148 when target_clones attribute is set.
16150 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16152 * common.opt (funsafe-loop-optimizations): Mark ignore.
16153 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
16154 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
16156 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
16157 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
16159 2016-07-22 Bin Cheng <bin.cheng@arm.com>
16161 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16163 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16165 (number_of_iterations_exit): Warn missed loop optimization for
16166 possible infinite loops.
16168 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
16171 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
16172 when to emit a ".machine" pseudo-op.
16174 2016-07-22 Martin Liska <mliska@suse.cz>
16176 PR gcov-profile/69028
16177 PR gcov-profile/62047
16178 * coverage.c (coverage_compute_lineno_checksum): Do not
16179 calculate checksum for fns w/o xloc.file.
16180 (coverage_compute_profile_id): Likewise.
16182 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
16184 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
16185 (avr_secondary_reload): ...and implementation.
16186 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
16187 * config/avr/avr.md (reload_in<mode>): Remove insns.
16188 (adjust_len) [lpm]: Remove insn attribute value.
16189 * config/avr/predicates.md (flash_operand): Remove insn predicate.
16191 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16193 PR middle-end/71876
16194 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
16196 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
16197 * calls.c (special_function_p): Remove the special handling of the
16198 "__builtin_" prefix.
16200 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
16202 PR middle-end/71876
16203 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
16204 if STMT may be an alloca call.
16205 (gimple_alloca_call_p, alloca_call_p): Return only true for the
16206 builtin alloca call.
16207 * calls.h (gimple_maybe_alloca_call_p): New function.
16208 * tree-inline.c (inline_forbidden_p_stmt): Use
16209 gimple_maybe_alloca_call_p here.
16211 2016-07-21 David Malcolm <dmalcolm@redhat.com>
16213 * spellcheck-tree.c (best_macro_match::best_macro_match):
16214 Explictly specify the template arguments when invoking the base
16215 class constructor, to help older C++ compilers.
16217 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16220 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
16221 before builtin_decl_implicit.
16223 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16225 * optabs.c (emit_condiitonal_move): Short circuit for identical
16228 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16230 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
16231 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
16232 (noce_conversion_profitable_p): New.
16233 (noce_try_store_flag_constants): Use it.
16234 (noce_try_addcc): Likewise.
16235 (noce_try_store_flag_mask): Likewise.
16236 (noce_try_cmove): Likewise.
16237 (noce_try_cmove_arith): Likewise.
16238 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
16240 (noce_convert_multiple_sets): Move cost model to here, from...
16241 (bb_ok_for_noce_convert_multiple_sets) ...here.
16242 (noce_process_if_block): Update calls for above changes.
16243 (noce_find_if_block): Record new noce_if_info parameters.
16245 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
16247 * target.def (max_noce_ifcvt_seq_cost): New.
16248 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
16249 * doc/tm.texi: Regenerate.
16250 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
16251 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
16252 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
16253 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
16254 * doc/invoke.texi: Document new params.
16256 2016-07-21 Richard Biener <rguenther@suse.de>
16258 PR tree-optimization/71947
16259 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
16260 ranges have useful limit_vr information.
16262 2016-07-21 Richard Biener <rguenther@suse.de>
16264 * function-tests.c (build_trivial_generic_function): Set
16265 BLOCK_SUPERCONTEXT of DECL_INITIAL.
16266 * omp-low.c (create_omp_child_function): Likewise.
16267 (grid_expand_target_grid_body): Likewise.
16268 * cgraphunit.c (init_lowered_empty_function): Likewise.
16269 (cgraph_node::expand_thunk): Likewise.
16270 * tree-parloops.c (create_loop_fn): Likewise.
16271 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
16273 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16275 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
16278 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
16280 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
16281 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
16282 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
16283 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
16284 values for insn attribute.
16285 * config/avr/avr.c (avr_out_insert_notbit): New function.
16286 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
16287 ADJUST_LEN_INSV_NOTBIT_0/_7.
16288 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
16290 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16292 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
16293 (chrec_convert_1, chrec_convert): Ditto.
16294 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
16295 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
16296 * tree-vrp.c (adjust_range_with_scev): Ditto.
16297 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
16298 (scev_var_range_cant_overflow): New function.
16299 (scev_probably_wraps_p): New parameter. Call above function.
16300 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
16302 2016-07-21 Bin Cheng <bin.cheng@arm.com>
16304 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
16305 by removing computation of may_be_zero.
16307 2016-07-21 Jakub Jelinek <jakub@redhat.com>
16309 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
16311 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
16313 Improving concepts performance and diagnostics.
16314 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
16315 for constraint satisfaction and subsumption.
16316 * timevar.h (auto_timevar): New constructor that matches the push/pop
16317 pattern of usage in pt.c.
16319 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16321 * hwint.h (HOST_WIDE_INT_0): New define.
16322 (HOST_WIDE_INT_0U): Ditto.
16323 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
16324 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
16325 * simplify-rtx.c: Ditto.
16326 * tree-object-size.c: Ditto.
16328 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16330 * config/s390/s390.c (s390_encode_section_info): Remove mode size
16333 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
16335 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
16336 * combine.c: Use HOST_WIDE_INT_M1U instead of
16337 ~(unsigned HOST_WIDE_INT) 0.
16338 * double-int.h: Ditto.
16340 * dwarf2asm.c:Ditto.
16342 * genmodes.c: Ditto.
16344 * read-rtl.c: Ditto.
16345 * tree-ssa-loop-ivopts.c: Ditto.
16346 * tree-ssa-loop-prefetch.c: Ditto.
16347 * tree-vect-generic.c: Ditto.
16348 * tree-vect-patterns.c: Ditto.
16351 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16353 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
16354 constant addresses outside [0,0xc0] into a register.
16355 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
16356 cases where the base address register is unused after.
16357 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
16358 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
16359 (avr_out_store_psi_reg_disp_tiny): Same.
16361 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16363 Implement attribute progmem on reduced Tiny cores by adding
16364 flash offset 0x4000 to respective symbols.
16367 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
16368 documentation how it works on reduced Tiny cores.
16369 (AVR Named Address Spaces): No support for reduced Tiny.
16370 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
16371 (avr_address_tiny_pm_p): New static function.
16372 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
16373 if the address is in progmem.
16374 (avr_assemble_integer): Same.
16375 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
16376 for symbol_ref in progmem.
16377 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
16378 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
16379 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
16381 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
16383 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
16384 * configure: Regenerate.
16385 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
16386 (USE_THIN_ARCHIVES): New variable.
16387 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
16388 this archive as a thin archive.
16390 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16392 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
16393 same location as last time, don't skip if we have fix-it hints.
16394 Clarify the skipping logic by converting it from one "if" clause
16395 to repeated "if" clauses.
16396 * spellcheck-tree.c: Include "cpplib.h".
16397 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
16398 (best_macro_match::best_macro_match): New constructor.
16399 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
16400 Move here from c/c-decl.c.
16401 (class best_macro_match): Move here from c/c-decl.c, converting
16402 from a typedef to a subclass, gaining a ctor.
16404 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16406 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
16407 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
16409 (avr_addr_space_diagnose_usage): ...and implementation.
16410 (avr_addr_space_supported_p): New function.
16411 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
16412 report bad address space usage if that space is supported.
16413 (avr_insert_attributes): Same. No more complain about unsupported
16415 * config/avr/avr-c.c (tm_p.h): Include it.
16416 (avr_cpu_cpp_builtins): Only define addr-space related built-in
16417 macro if avr_addr_space_supported_p.
16419 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
16421 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
16422 flag_toplevel_reorder.
16424 2016-07-20 David Malcolm <dmalcolm@redhat.com>
16426 * gcc-rich-location.c
16427 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
16429 * gcc-rich-location.h
16430 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
16432 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
16434 * target.def (addr_space): Add new diagnose_usage to hook vector.
16435 * targhooks.c (default_addr_space_diagnose_usage): Add default
16436 implementation and...
16437 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
16438 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
16439 is some address space, call targetm.addr_space.diagnose_usage.
16440 * doc/tm.texi.in (Named Address Spaces): Add anchor for
16441 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
16442 * doc/tm.texi: Regenerate.
16444 2016-07-20 Martin Liska <mliska@suse.cz>
16446 PR middle-end/71898
16447 * graphite-isl-ast-to-gimple.c (later_of_the_two):
16448 Properly handly PHI stmts.
16450 2016-07-20 Bin Cheng <bin.cheng@arm.com>
16452 PR tree-optimization/71503
16453 PR tree-optimization/71683
16454 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
16457 2016-07-20 Martin Liska <mliska@suse.cz>
16459 * doc/invoke.texi (-fipa-ra): Document when the option is
16460 disabled. Fix a typo.
16462 2016-07-20 Martin Liska <mliska@suse.cz>
16464 * Makefile.in: Include fibonacci_heap.c
16465 * fibonacci_heap.c: New file.
16466 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
16467 (fibonacci_heap::union_with): Fix deletion of the second heap.
16468 * selftest-run-tests.c (selftest::run_tests): Incorporate
16469 fibonacci heap tests.
16470 * selftest.h: Declare fibonacci_heap_c_tests.
16472 2016-07-20 Martin Liska <mliska@suse.cz>
16474 * selftest-run-tests.c (selftest::run_tests): New function.
16475 * selftest.h (sreal_c_tests): Declare.
16476 * sreal.c (sreal_verify_basics): New function.
16477 (verify_aritmetics): Likewise.
16478 (sreal_verify_arithmetics): Likewise.
16479 (verify_shifting): Likewise.
16480 (sreal_verify_shifting): Likewise.
16481 (void sreal_c_tests): Likewise.
16483 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16485 PR rtl-optimization/71916
16486 * cfgrtl.c (contains_no_active_insn_p): Return false also for
16487 bb which have a single succ fake edge.
16489 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
16492 * dwarf2out.c (gen_subprogram_die): Only call
16493 gen_unspecified_parameters_die while dumping early dwarf.
16495 2016-07-19 Jakub Jelinek <jakub@redhat.com>
16497 PR middle-end/71874
16498 * gimple-fold.c (fold_builtin_memory_op): Use
16499 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
16501 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
16503 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
16504 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
16505 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
16506 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
16507 * combine.c: Ditto.
16510 * double-int.c: Ditto.
16512 * dwarf2out.c: Ditto.
16515 * fold-const.c: Ditto.
16516 * function.c: Ditto.
16518 * genmodes.c: Ditto.
16522 * loop-doloop.c: Ditto.
16523 * loop-invariant.c: Ditto.
16524 * loop-iv.c: Ditto.
16529 * rtlanal.c: Ditto.
16530 * simplify-rtx.c: Ditto.
16531 * stor-layout.c: Ditto.
16533 * tree-ssa-loop-ivopts.c: Ditto.
16534 * tree-vect-generic.c: Ditto.
16535 * tree-vect-patterns.c: Ditto.
16540 * wide-int-print.cc: Ditto.
16541 * wide-int.cc: Ditto.
16542 * wide-int.h: Ditto.
16544 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16546 * selftest.c (selftest::assert_streq): Handle NULL values of
16547 val_actual and val_expected.
16549 2016-07-19 Martin Jambor <mjambor@suse.cz>
16552 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
16553 rather than cgraph_create_node to get a call graph node.
16555 2016-07-19 Richard Biener <rguenther@suse.de>
16557 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
16558 handle all tcc_constant bases and valueize SSA names.
16559 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
16560 tcc_constant bases.
16562 2016-07-19 David Malcolm <dmalcolm@redhat.com>
16564 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
16565 the flags of the exit block and bb2, not just the entry block.
16567 2016-07-19 Richard Biener <rguenther@suse.de>
16569 PR tree-optimization/71901
16570 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
16571 align member, group stuff with the bitfield.
16572 (vn_ref_op_align_unit): New inline.
16573 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
16574 record element alignment and operand 3 unchanged.
16575 (ao_ref_init_from_vn_reference): Adjust.
16576 (valueize_refs_1): Likewise.
16577 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
16579 2016-07-19 Richard Biener <rguenther@suse.de>
16581 PR tree-optimization/71908
16582 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
16583 symbolic constants in a more reliable way.
16585 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
16587 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
16589 (vect_update_inits_of_drs): Likewise.
16590 (vect_create_cond_for_alias_checks): Likewise.
16591 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
16593 2016-07-19 Richard Biener <rguenther@suse.de>
16596 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
16597 with an abstract origin that is not an inlined function outer
16598 scope add a self-reference as abstract origin.
16599 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
16601 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
16604 * config/rs6000/rs6000.c (rs6000_function_value): Fix
16605 unintentional System V.4 structure return breakage for structures
16606 with a single floating point element.
16608 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16610 PR tree-optimization/71734
16611 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
16612 contains REF, use it to check safelen, assume that safelen value
16613 must be greater 1, fix style.
16614 (ref_indep_loop_p_2): Add REF_LOOP argument.
16615 (ref_indep_loop_p): Pass LOOP as additional argument to
16616 ref_indep_loop_p_2.
16618 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
16620 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
16621 allocation in the prologue.
16622 * explow.c (get_dynamic_stack_base): New function to return an address
16623 expression for the dynamic stack base.
16624 (get_dynamic_stack_size): New function to do the required dynamic stack
16625 space size calculations.
16626 (allocate_dynamic_stack_space): Use new functions.
16627 (align_dynamic_address): Move some code from
16628 allocate_dynamic_stack_space to new function.
16629 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
16631 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16633 * config/s390/s390.c (s390_encode_section_info): Always set
16634 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
16637 2016-07-18 Richard Biener <rguenther@suse.de>
16639 PR tree-optimization/71893
16640 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
16641 for sizetype cast added by array_ref_element_size.
16642 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16644 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16646 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
16647 register parameters. Remove code to initialize argument pointer
16648 on TARGET_64BIT. Optimize call to _mcount when it can be reached
16649 using a pc-relative branch. Cleanup conditional code.
16650 * config/pa/pa.md (call_mcount): New expander.
16651 (call_mcount_nonpic): New insn.
16652 (call_mcount_pic): New insn and split.
16653 (call_mcount_pic_post_reload): New insn.
16654 (call_mcount_64bit): New insn and split.
16655 (call_mcount_64bit_post_reload): New insn.
16657 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
16659 * config/avr/predicates.md (const_m255_to_m1_operand): New.
16660 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
16661 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
16662 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
16663 (*usum_widenqihi3, *udiff_widenqihi3)
16664 (*addhi3_zero_extend.const): New combiner insns.
16665 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
16666 just 1 bit is affected.
16667 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
16668 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
16670 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16672 * omp-low.c (lower_omp_target): Mark data clauses with
16673 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
16674 zero-length subarrays.
16676 2016-07-15 Richard Biener <rguenther@suse.de>
16678 PR tree-optimization/71881
16679 * tree-loop-distribution.c (destroy_loop): Remove blocks in
16680 reverse DOM order to make debug temp generation happy.
16682 2016-07-15 Richard Biener <rguenther@suse.de>
16684 PR tree-optimization/71887
16685 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
16686 verify it is not zero for division / modulo handling.
16687 (value_replacement): Adjust.
16689 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
16690 Julian Brown <julian@codesourcery.com>
16692 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
16693 * config/aarch64/aarch64-cost-tables.h
16694 (vulcan_extra_costs): New variable.
16695 * config/aarch64/aarch64.c
16696 (vulcan_addrcost_table): Likewise.
16697 (vulcan_regmove_cost): Likewise.
16698 (vulcan_vector_cost): Likewise.
16699 (vulcan_branch_cost): Likewise.
16700 (vulcan_tunings): Likewise.
16702 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16704 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
16705 (output_in_order): Loop over undefined variables too. Output them
16706 via assemble_undefined_decl. Skip variables that correspond to hard
16707 registers or have value-exprs.
16708 * varpool.c (symbol_table::output_variables): Handle undefined
16709 variables together with defined ones.
16711 2016-07-15 Richard Biener <rguenther@suse.de>
16713 * tree-ssa-pre.c (get_representative_for): Make sure to return
16714 the value number of SSA names.
16715 (phi_translate_1): get_representative_for cannot return NULL.
16716 (do_pre_regular_insertion): Remove redundant call to
16717 fully_constant_expression.
16718 (do_pre_partial_partial_insertion): Likewise.
16720 2016-07-15 Bin Cheng <bin.cheng@arm.com>
16722 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
16723 (derive_simple_iv_with_niters): New function.
16724 (simple_iv): Rewrite using simple_iv_with_niters.
16725 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
16726 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
16728 (number_of_iterations_exit): Rewrite using above function.
16729 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
16732 2016-07-15 Richard Biener <rguenther@suse.de>
16734 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
16735 vec_construct cost.
16737 2016-07-14 Jakub Jelinek <jakub@redhat.com>
16739 PR tree-optimization/71872
16740 * tree-data-ref.c (get_references_in_stmt): Ignore references
16741 with is_gimple_constant get_base_address.
16743 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16745 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
16746 (TARGET_HAVE_LDACQD): New macro.
16747 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
16748 than TARGET_HAVE_LDACQ.
16749 (arm_load_acquire_exclusivedi): Likewise.
16750 (arm_store_release_exclusivedi): Likewise.
16752 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
16754 PR rtl-optimization/71878
16755 * lra-constraints.c (match_reload): Pass information about other
16756 output operands. Create new unique register value if matching input
16757 operand shares same register value as output operand being considered.
16758 (curr_insn_transform): Record output operands already processed.
16760 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16763 PR tree-optimization/70923
16764 * tree-vect-patterns.c: Include mult-synthesis.h.
16765 (target_supports_mult_synth_alg): New function.
16766 (synth_lshift_by_additions): Likewise.
16767 (apply_binop_and_append_stmt): Likewise.
16768 (vect_synth_mult_by_constant): Likewise.
16769 (target_has_vecop_for_code): Likewise.
16770 (vect_recog_mult_pattern): Use above functions to synthesize vector
16771 multiplication by integer constants.
16773 2016-07-14 Alan Modra <amodra@gmail.com>
16775 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
16776 gpr alternatives. Correct '*' placement on Y,r alternative.
16777 Add '*' on operand 1 of r,r alternative.
16779 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16781 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
16782 * expmed.h: ... Here.
16784 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
16786 * gimple.h (stmt_can_terminate_bb_p): New function.
16787 * tree-cfg.c (need_fake_edge_p): Rename to ...
16788 (stmt_can_terminate_bb_p): ... this; return true if stmt can
16789 throw external; handle const and pure calls.
16790 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
16792 2016-07-14 Richard Biener <rguenther@suse.de>
16794 PR tree-optimization/71866
16795 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
16796 (do_hoist_insertion): Avoid endless recursion when we
16797 didn't insert anything because we managed to simplify
16798 things down to a constant or SSA name.
16799 (fully_constant_expression): Re-write in terms of ...
16800 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
16801 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
16802 vn_nary_build_or_lookup_1.
16803 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
16804 (vn_nary_build_or_lookup): ... this which now wraps it.
16806 2016-07-14 Alan Modra <amodra@gmail.com>
16809 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
16810 with p9_vector override before power9-dform override.
16812 2016-07-13 Andi Kleen <ak@linux.intel.com>
16814 * value-prof.c (gimple_value_profile_transformations): Don't run
16815 when auto_profile is on.
16817 2016-07-13 Andi Kleen <ak@linux.intel.com>
16819 * auto-profile.c (update_inlined_ind_target,
16820 afdo_indirect_call): Print information to dump file.
16822 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
16824 * genrecog.c (special_predicate_operand_p): New function.
16825 (predicate_name): Move function.
16826 (validate_pattern): Don't warn about missing mode for all
16827 define_special_predicate predicates.
16829 2016-07-13 Bin Cheng <bin.cheng@arm.com>
16831 * tree-vect-data-refs.c (vect_no_alias_p): New function.
16832 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
16833 resolve alias checks which are known at compilation time.
16834 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
16835 alias checks are resolved. Move dump info for too many runtime
16836 alias checks to here...
16837 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
16839 2016-07-13 Richard Biener <rguenther@suse.de>
16841 PR tree-optimization/24574
16842 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
16843 position and add shift, rotate, divison and modulo support
16845 (value_replacement): Pass in argument position to absorbing_element_p.
16847 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
16850 * ipa-inline-transform.c (inline_call): Support
16851 instrumented thunks.
16853 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16855 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
16856 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
16858 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
16859 Baseline. Make initial alternative TARGET_32BIT only.
16860 (udivsi3): Likewise.
16861 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
16862 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
16865 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
16867 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
16868 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
16869 availability with TARGET_HAVE_MOVT.
16870 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
16871 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
16872 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
16874 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
16875 extra instruction if MOVW is available. Use a cost variable
16876 incremented by COSTS_N_INSNS (1) when the condition match rather than
16877 returning an arithmetic expression based on COSTS_N_INSNS. Make
16878 constant with bottom half word zero cost 2 instruction if MOVW is
16880 * config/arm/arm.md (define_attr "arch"): Add v8mb.
16881 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
16882 target is ARMv8-M Baseline.
16883 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
16884 (arm_movtas_ze): Likewise.
16885 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
16886 alternative for constants satisfying j constraint.
16887 (thumb1_movsi_insn): Likewise.
16888 (movsi splitter for K alternative): Tighten condition to not trigger
16889 if movt is available and j constraint is satisfied.
16890 (Pe immediate splitter): Likewise.
16891 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
16892 constant fitting in an halfword to use MOVW.
16893 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
16896 2016-07-13 Richard Biener <rguenther@suse.de>
16898 PR middle-end/71104
16899 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
16900 gimplifying the LHS. Make sure to gimplify a returning twice
16901 call LHS without using SSA names.
16903 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16905 * tree-data-ref.c (find_data_references_in_stmt): Remove
16906 unnecessary call to vec::release.
16907 (graphite_find_data_references_in_stmt): Likewise.
16908 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
16909 * tree-vect-stmts.c (vectorizable_condition): Likewise.
16911 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16913 * cfgexpand.c (expand_used_vars): Make the type of a local
16915 * genmatch.c (lower_for): Likewise.
16916 * haifa-sched.c (haifa_sched_init): Likewise.
16917 (add_to_speculative_block): Likewise.
16918 (create_check_block_twin): Likewise.
16919 * predict.c (handle_missing_profiles): Likewise.
16920 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
16921 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
16922 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
16924 (maybe_lower_iteration_bound): Likewise.
16925 * tree-ssa-sccvn.c (DFS): Likewise.
16926 * tree-stdarg.c (reachable_at_most_once): Likewise.
16927 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
16928 (vectorizable_store): Likewise.
16930 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16932 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
16933 (sccvn_dom_walker): make cond_stack an auto_vec.
16935 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16937 * ree.c (struct ext_state): Make type of members auto_vec.
16938 (find_and_remove_re): Adjust.
16940 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16942 * cfgexpand.c (struct stack_vars_data): Make type of fields
16944 (expand_used_vars): Adjust.
16946 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16948 * ipa.c (record_cdtor_fn): Adjust.
16949 (build_cdtor_fns): Likewise.
16950 (ipa_cdtor_merge): Make static_ctors and static_dtors local
16953 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16955 * genextract.c (struct accum_extract): Add constructor and make
16957 (gen_insn): Adjust.
16959 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16961 * tree.c (struct free_lang_data_d): Add constructor and change
16962 types of members to ones that automatically manage resources.
16963 (fld_worklist_push): Adjust.
16964 (find_decls_types): Likewise.
16965 (find_decls_types_in_eh_region): Likewise.
16966 (free_lang_data_in_cgraph): Stop manually creating and
16967 destroying members of free_lang_data_d.
16969 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
16971 PR rtl-optimization/68961
16972 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
16973 peephole variant. Use sse_reg_operand predicates.
16975 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
16977 * config/i386/predicates.md (x86_64_immediate_operand)
16978 <case CONST_INT>: Remove unneeded truncation to DImode.
16979 <case CONST>: Ditto.
16980 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
16982 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
16985 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
16986 The xxperm and xxpermr instructions require that the 2nd input
16987 operand overlap with the output operand, and not the 1st.
16988 (altivec_vperm_v8hiv16qi): Likewise.
16989 (altivec_vperm_<mode>_uns_internal): Likewise.
16990 (altivec_vpermr_<mode>_internal): Likewise.
16991 (vperm_v8hiv4si): Likewise.
16992 (vperm_v16qiv8hi): Likewise.
16994 2016-07-12 Nathan Sidwell <nathan@acm.org>
16996 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
16997 when -mno-pic-data-is-text-relative is in effect, by default.
16998 * doc/invoke.texi (mpic-data-is-text-relative): Document new
16999 behavior and clarify.
17001 2016-07-12 Martin Liska <mliska@suse.cz>
17003 * params.def: Add avg-loop niter.
17004 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
17005 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
17006 * doc/invoke.texi: Document the new parameter.
17008 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17010 PR middle-end/71700
17011 * expr.c (store_constructor): Mask sign-extended bits when widening
17012 sub-word constructor element at the start of a word.
17014 2016-07-12 Martin Liska <mliska@suse.cz>
17016 * Makefile.in: Append rule for params-options.h.
17017 * params-options.h: New file.
17019 2016-07-12 Martin Liska <mliska@suse.cz>
17021 * ira-build.c (mark_loops_for_removal): Properly iterate
17024 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
17025 Richard Biener <rguenther@suse.de>
17027 PR tree-optimization/23286
17028 PR tree-optimization/70159
17029 * doc/invoke.texi: Document -fcode-hoisting.
17030 * common.opt (fcode-hoisting): New flag.
17031 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
17032 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
17033 (do_regular_insertion): Rename to ...
17034 (do_pre_regular_insertion): ... this and amend general comments
17035 on insertion strathegy.
17036 (do_partial_partial_insertion): Rename to ...
17037 (do_pre_partial_partial_insertion): ... this.
17038 (do_hoist_insertion): New function.
17039 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
17040 and call do_hoist_insertion properly.
17042 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
17043 (pass_pre::execute): Register hoist_insert stats.
17045 2016-07-12 Jakub Jelinek <jakub@redhat.com>
17047 PR middle-end/71716
17048 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
17049 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
17050 is different from mode's bitsize. Small cleanup.
17052 2016-07-12 Richard Biener <rguenther@suse.de>
17054 PR rtl-optimization/68961
17055 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
17056 to simplify to a non-constant.
17058 2016-07-11 Jakub Jelinek <jakub@redhat.com>
17060 PR middle-end/71758
17061 * omp-low.c (expand_omp_target): Gimplify device.
17063 PR tree-optimization/71823
17064 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
17065 to get vec_oprnds2 from op2.
17067 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
17069 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
17070 Hoist common subexpressions.
17071 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
17073 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
17076 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
17077 prevent generation of 'stxsiwx' on pre Power8 hardware.
17079 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17081 * input.c: Include cpplib.h.
17082 (selftest::temp_source_file): New class.
17083 (selftest::temp_source_file::temp_source_file): New ctor.
17084 (selftest::temp_source_file::~temp_source_file): New dtor.
17085 (selftest::should_have_column_data_p): New function.
17086 (selftest::test_should_have_column_data_p): New function.
17087 (selftest::temp_line_table): New class.
17088 (selftest::temp_line_table::temp_line_table): New ctor.
17089 (selftest::temp_line_table::~temp_line_table): New dtor.
17090 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
17091 it to create a temp_line_table.
17092 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
17093 locations that are known to have column data.
17094 (selftest::line_table_case): New struct.
17095 (selftest::test_reading_source_line): Move tempfile handling
17096 to class temp_source_file.
17097 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
17098 (selftest::assert_token_loc_eq): New function.
17099 (ASSERT_TOKEN_LOC_EQ): New macro.
17100 (selftest::test_lexer): New function.
17101 (selftest::boundary_locations): New array.
17102 (selftest::input_c_tests): Call test_should_have_column_data_p.
17103 Loop over a test matrix of interesting values of location and
17104 default_range_bits, calling test_lexer on each case in the matrix.
17105 Move call to test_accessing_ordinary_linemaps into the matrix.
17106 * selftest.h (ASSERT_EQ): Reimplement in terms of...
17107 (ASSERT_EQ_AT): New macro.
17109 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
17112 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
17113 Don't convert TImode in debug insn.
17115 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
17117 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
17118 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
17119 (tree_type_common::lang_flag_7): New.
17120 (tree_type_common::spare): Reduce size.
17121 * tree.h (TYPE_ALIGN_OK): Remove.
17122 (TYPE_LANG_FLAG_7): New.
17123 (get_inner_reference): Adjust header.
17124 * print-tree.c (print_node): Adjust.
17125 * expr.c (get_inner_reference): Remove parameter keep_aligning.
17126 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
17127 calls to get_inner_reference.
17128 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
17129 handling of TYPE_ALIGN_OK.
17130 * builtins.c (get_object_alignment_2): Adjust call to
17131 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
17132 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
17134 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
17135 * cfgexpand.c (expand_debug_expr): Likewise.
17136 * dbxout.c (dbxout_expand_expr): Likewise.
17137 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
17138 loc_list_from_tree, fortran_common): Likewise.
17139 * fold-const.c (optimize_bit_field_compare,
17140 decode_field_reference, fold_unary_loc, fold_comparison,
17141 split_address_to_core_and_offset): Likewise.
17142 * gimple-laddress.c (execute): Likewise.
17143 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
17144 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
17145 * hsa-gen.c (gen_hsa_addr): Likewise.
17146 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
17147 * tsan.c (instrument_expr): Likewise.
17148 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
17149 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
17150 * tree-affine.c (tree_to_aff_combination,
17151 get_inner_reference_aff): Adjust calls to get_inner_reference.
17152 * tree-data-ref.c (split_constant_offset_1,
17153 dr_analyze_innermost): Likewise.
17154 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
17155 * tree-sra.c (ipa_sra_check_caller): Likewise.
17156 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
17157 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
17158 bswap_replace): Likewise.
17159 * tree-vect-data-refs.c (vect_check_gather,
17160 vect_analyze_data_refs): Likewise.
17161 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
17162 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
17165 2016-07-11 David Malcolm <dmalcolm@redhat.com>
17167 * Makefile.in (selftest-valgrind): New phony target.
17168 * function-tests.c (selftest::build_cfg): Delete pass instances
17169 created by the test.
17170 (selftest::convert_to_ssa): Likewise.
17171 (selftest::test_expansion_to_rtl): Likewise.
17172 * tree-cfg.c (selftest::test_linear_chain): Release dominator
17174 (selftest::test_diamond): Likewise.
17176 2016-07-11 Richard Biener <rguenther@suse.de>
17178 PR tree-optimization/71816
17179 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
17180 than replacing all of its operands.
17182 2016-07-11 Alan Modra <amodra@gmail.com>
17184 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
17185 (ctr<mode>): Add unspec.
17186 (ctr<mode>_internal*): Likewise.
17188 2016-07-08 James Bowman <james.bowman@ftdichip.com>
17190 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
17191 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
17193 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
17195 PR rtl-optimization/71621
17196 * lra-constraints.c (process_alt_operands): Check combination of
17197 reg class and mode.
17199 2016-07-08 Jason Merrill <jason@redhat.com>
17200 Richard Biener <rguenther@suse.de>
17202 P0145: Refining Expression Order for C++.
17203 * gimplify.c (initial_rhs_predicate_for): New.
17204 (gimplfy_modify_expr): Gimplify RHS before LHS.
17206 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17209 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17210 Allow standard error handling to take over when a wrong number
17211 of arguments is presented to __builtin_vec_ld () or
17212 __builtin_vec_st ().
17214 2016-07-08 Jiong Wang <jiong.wang@arm.com>
17216 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
17221 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
17222 __builtin_aarch64_fmaxv2sf.
17223 (vmaxnmq_f32): Likewise.
17224 (vmaxnmq_f64): Likewise.
17225 (vminnm_f32): Likewise.
17226 (vminnmq_f32): Likewise.
17227 (vminnmq_f64): Likewise.
17229 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
17232 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
17233 enable -mfloat128-hardware by default.
17234 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
17235 that IEEE 128-bit hardware support needs.
17236 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
17237 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
17238 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
17239 floating point requires.
17240 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
17241 -mfloat128 and -mfloat128-hardware changes.
17243 2016-07-08 Alan Hayward <alan.hayward@arm.com>
17245 PR tree-optimization/71667
17246 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
17248 2016-07-08 Martin Liska <mliska@suse.cz>
17250 PR middle-end/71606
17251 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
17252 folding produces SAVE_EXPRs, thus return false for the type.
17254 2016-07-07 Martin Liska <mliska@suse.cz>
17256 * file-find.c (remove_prefix): New function.
17257 * file-find.h (remove_prefix): Declare the function.
17258 * gcc-ar.c (main): Skip a folder of the wrapper if
17259 a wrapped binary would point to the same file.
17261 2016-07-07 Jan Hubicka <jh@suse.cz>
17263 * tree-scalar-evolution.c (iv_can_overflow_p): export.
17264 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
17265 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
17267 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
17270 * ipa-inline-analysis.c (compute_inline_parameters): Set
17271 local.can_change_signature to false for intrumentation
17274 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17276 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
17277 with TARGET_HAVE_MOVT.
17278 (TARGET_HAVE_MOVT): Define.
17279 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
17280 availability with TARGET_HAVE_MOVT.
17281 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
17283 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
17285 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
17286 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
17287 * config/arm/constraints.md (define_constraint "j"): Use
17288 TARGET_HAVE_MOVT to check MOVT availability.
17290 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17292 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
17294 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17296 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
17297 (armv8-m.main): Likewise.
17298 (armv8-m.main+dsp): Likewise.
17299 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
17300 (FL_FOR_ARCH8M_MAIN): Likewise.
17301 * config/arm/arm-tables.opt: Regenerate.
17302 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
17303 armv8-m.main+dsp to BE8_LINK_SPEC.
17304 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
17305 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
17306 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
17307 Baseline and Mainline.
17308 (arm_option_override_internal): Also disable arm_restrict_it when
17309 !arm_arch_notm. Update comment for -munaligned-access to also cover
17311 (arm_file_start): Increase buffer size for printing architecture name.
17312 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
17313 and armv8-m.main+dsp.
17314 (mno-unaligned-access): Clarify that this is disabled by default for
17315 ARMv8-M Baseline architectures as well.
17317 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
17319 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
17320 decide whether to prevent some libgcc routines being included for some
17321 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
17322 link between this condition and the one in
17323 libgcc/config/arm/lib1func.S.
17325 2016-07-07 Richard Biener <rguenther@suse.de>
17327 * tree-ssa-pre.c: Include alias.h.
17328 (compute_avail): If we have multiple VN_REFERENCEs with the
17329 same hashtable entry adjust that to make it a valid replacement
17330 for all of them with respect to alignment and aliasing
17331 when doing insertion.
17332 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
17333 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
17335 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
17339 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
17340 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
17343 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17345 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
17346 (adjust_mems): Adjust.
17347 (adjust_insn): Likewise.
17348 (prepare_call_arguments): Likewise.
17350 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17352 * gcse.c (struct ls_expr): Make stores field a vector.
17353 (ldst_entry): Adjust.
17354 (free_ldst_entry): Likewise.
17355 (print_ldst_list): Likewise.
17356 (compute_ld_motion_mems): Likewise.
17357 (update_ld_motion_stores): Likewise.
17359 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17361 * gcse.c (struct ls_expr): Remove loads field.
17362 (ldst_entry): Adjust.
17363 (free_ldst_entry): Likewise.
17364 (print_ldst_list): Likewise.
17365 (compute_ld_motion_mems): Likewise.
17367 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17369 * store-motion.c (struct st_expr): Make antic_stores a vector.
17370 (st_expr_entry): Adjust.
17371 (free_st_expr_entry): Likewise.
17372 (print_store_motion_mems): Likewise.
17373 (find_moveable_store): Likewise.
17374 (compute_store_table): Likewise.
17375 (remove_reachable_equiv_notes): Likewise.
17376 (replace_store_insn): Likewise.
17377 (build_store_vectors): Likewise.
17379 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17381 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
17382 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
17384 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
17386 PR tree-optimization/71518
17387 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
17388 misalign also for outer loops with negative step.
17390 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
17392 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
17393 (cortex_a53_shift): Add mov_shift.
17394 (cortex_a53_shift_reg): Add new reservation for register shifts.
17395 (cortex_a53_alu): Remove bfm.
17396 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
17397 (cortex_a53_alu_extr): Add new reservation for EXTR.
17398 (bypasses): Improve bypass modelling.
17400 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17403 * config/avr/avr.c (avr_asm_select_section): Strip off
17404 SECTION_DECLARED from flags when calling get_section.
17406 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17408 * tree-vectorizer.h (vect_memory_access_type): Add
17409 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
17410 * tree-vect-stmts.c (compare_step_with_zero): New function.
17411 (perm_mask_for_reverse): Move further up file.
17412 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
17414 (get_negative_load_store_type): New function.
17415 (get_load_store_type): Call it. Add an ncopies argument.
17416 (vectorizable_mask_load_store): Update call accordingly and
17417 remove tests for negative steps.
17418 (vectorizable_store, vectorizable_load): Likewise. Handle new
17419 memory_access_types.
17421 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17423 * tree-vectorizer.h (vect_memory_access_type): New enum.
17424 (_stmt_vec_info): Add a memory_access_type field.
17425 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
17426 (vect_model_store_cost): Take an access type instead of a boolean.
17427 (vect_model_load_cost): Likewise.
17428 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
17429 vect_model_store_cost and vect_model_load_cost.
17430 * tree-vect-stmts.c (vec_load_store_type): New enum.
17431 (vect_model_store_cost): Take an access type instead of a
17432 store_lanes_p boolean. Simplify tests.
17433 (vect_model_load_cost): Likewise, but for load_lanes_p.
17434 (get_group_load_store_type, get_load_store_type): New functions.
17435 (vectorizable_store): Use get_load_store_type. Record the access
17436 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
17437 (vectorizable_load): Likewise.
17438 (vectorizable_mask_load_store): Likewise. Replace is_store
17439 variable with vls_type.
17441 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17443 * tree-vectorizer.h (vect_grouped_load_supported): Add a
17444 single_element_p parameter.
17445 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
17446 Check the PR65518 case here rather than in vectorizable_load.
17447 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
17448 * tree-vect-stmts.c (vectorizable_load): Likewise.
17450 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17452 * tree-vectorizer.h (gather_scatter_info): New structure.
17453 (vect_check_gather_scatter): Return a bool rather than a decl.
17454 Replace return-by-pointer arguments with a single
17455 gather_scatter_info *.
17456 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
17457 (vect_analyze_data_refs): Update call accordingly.
17458 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
17459 (vectorizable_mask_load_store): Likewise. Also record the
17460 offset dt and vectype in the gather_scatter_info.
17461 (vectorizable_store): Likewise.
17462 (vectorizable_load): Likewise.
17464 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17466 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
17467 strided groups, use the cost of N scalar accesses instead
17468 of ncopies vector accesses.
17469 (vect_model_load_cost): Likewise.
17471 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17473 * tree-vect-stmts.c (vect_cost_group_size): Delete.
17474 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
17475 variable to indicate when once-per-group costs are being used.
17476 (vect_model_load_cost): Likewise. Fix comment and misindented code.
17478 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
17480 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
17481 peeling-for-gaps condition.
17483 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17485 * config/s390/s390.c (s390_expand_vec_init): Force initializer
17486 element to register if it doesn't match general_operand.
17488 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
17489 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17491 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
17493 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
17494 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
17495 (SIGNBIT): New mode iterator.
17496 (Fsignbit): New mode attribute.
17497 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
17498 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
17499 when direct moves are available.
17500 (signbit<mode>2_dm): New define_insn_and_split).
17501 (signbit<mode>2_dm2): New define_insn.
17503 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17505 PR rtl-optimization/71594
17506 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
17507 into subregs of appropriate mode before trying to emit a conditional
17510 2016-07-05 Jan Hubicka <jh@suse.cz>
17512 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
17513 (simple_iv): Use it.
17515 2016-07-05 Jan Hubicka <jh@suse.cz>
17517 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
17519 2016-07-05 Jiong Wang <jiong.wang@arm.com>
17521 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
17524 2016-07-05 Jan Hubicka <jh@suse.cz>
17526 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
17529 2016-07-05 Richard Biener <rguenther@suse.de>
17531 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
17532 Handle empty else block.
17533 (is_feasible_trace): Likewise.
17534 (split_paths): Likewise.
17536 2016-07-05 Richard Biener <rguenther@suse.de>
17538 * tree-loop-distribution.c (distribute_loop): Fix issue with
17539 the cost model loop.
17541 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
17543 * config/arm/neon-testgen.ml: Delete.
17544 * config/arm/neon.ml: Delete.
17546 2016-07-04 Jakub Jelinek <jakub@redhat.com>
17549 * tree.c (attribute_value_equal): Use get_attribute_name instead of
17550 directly using TREE_PURPOSE.
17552 2016-07-04 Jiong Wang <jiong.wang@arm.com>
17554 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
17555 * config/aarch64/aarch64_neon.h: Likewise.
17556 * config/aarch64/arm_neon.h: Likewise.
17557 * config/aarch64/atomics.md: Likewise.
17558 * config/aarch64/aarch64-simd-builtins.def: Likewise.
17559 * doc/invoke.texi: Likewise.
17561 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17563 * config/s390/s390.md: Add "z13" cpu_facility.
17564 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
17565 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
17566 condition" type instructions.
17568 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
17569 Jeff Law <law@redhat.com>
17571 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
17572 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
17574 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
17576 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
17577 permutation for TARGET_AVX512F.
17578 (ix86_expand_vec_one_operand_perm_avx512): New function.
17579 (expand_vec_perm_1): Invoke introduced function.
17580 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17581 it may be not valid after vectorization.
17583 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
17586 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
17587 typo in comment. Only force to memory if it is a weak
17588 external reference.
17590 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
17591 Jiong Wang <jiong.wang@arm.com>
17593 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
17594 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
17595 (AARCH64_FL_F16): New.
17596 (AARCH64_FL_FOR_ARCH8_2): New.
17597 (AARCH64_ISA_8_2): New.
17598 (AARCH64_ISA_F16): New.
17599 (TARGET_FP_F16INST): New.
17600 (TARGET_SIMD_F16INST): New.
17601 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
17602 ("fp"): Disabling "fp" also disables "fp16".
17603 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
17604 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
17605 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
17606 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
17608 2016-07-04 Jan Beulich <jbeulich@suse.com>
17610 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
17612 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
17615 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
17616 the insns, use an insn form that does not adjust the offset on
17617 little endian systems.
17619 2016-07-01 Jan Beulich <jbeulich@suse.com>
17621 * varasm.c (get_variable_section): Validate initializer in
17622 named .bss-like sections.
17624 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
17626 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
17627 Exchange the order of the second and third operands in the vpermr
17628 instruction tmeplate.
17630 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
17633 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
17634 Disallow TDmode values.
17636 2016-07-01 Alan Modra <amodra@gmail.com>
17638 PR rtl-optimization/71709
17639 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
17640 being set, not referenced.
17642 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
17644 PR tree-optimization/70729
17645 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
17646 of loop since it can be not valid after transformation.
17648 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17650 * config/arm/arm.c (thumb_reload_in_hi): Delete.
17651 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
17653 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
17655 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
17658 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
17661 * config/rs6000/constraints.md (wY constraint): New constraint to
17662 match the requirements for the LXSD and STXSD instructions.
17663 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
17664 predicate to match the requirements for the LXSD and STXSD
17666 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
17667 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
17668 to make sure that the bottom 2 bits of offset are 0, the address
17669 form is offsettable, and no updating is done in the address mode.
17670 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
17671 (movdi_internal32): Likewise
17672 (movdi_internal64): Likewise.
17674 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17676 PR tree-optimization/71707
17677 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
17678 strinfo even for ADDR_EXPR ptr.
17680 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
17682 * config/rs6000/altivec.md (darn_32): Change the condition to
17683 TARGET_P9_MISC instead of TARGET_MODULO.
17684 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
17685 condition expression.
17686 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
17687 condition expression.
17688 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
17689 (DFP_TEST): New code iterator.
17690 (dfptstsfi_<code>_mode>): New define_expand.
17691 (*dfp_sgnfcnc_<mode>): New define_insn.
17692 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
17693 definition next to BU_P9_MISC_1 definition and change the MASK
17694 value to RS6000_BTM_P9_MISC.
17695 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
17696 (BU_P9_64BIT_MISC_0): Likewise.
17697 (BU_P9_DFP_MISC_0): New macro definition.
17698 (BU_P9_DFP_MISC_1): New macro definition.
17699 (BU_P9_DFP_MISC_2): New macro definition.
17700 (BU_P9_DFP_OVERLOAD_1): New macro definition.
17701 (BU_P9_DFP_OVERLOAD_2): New macro definition.
17702 (BU_P9_DFP_OVERLOAD_3): New macro definition.
17703 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
17704 (TSTSFI_LT_TD): Likewise.
17705 (TSTSFI_EQ_DD): Likewise.
17706 (TSTSFI_EQ_TD): Likewise.
17707 (TSTSFI_GT_DD): Likewise.
17708 (TSTSFI_GT_TD): Likewise.
17709 (TSTSFI_OV_DD): Likewise.
17710 (TSTSFI_OV_TD): Likewise.
17711 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
17712 (TSTSFI_LT_DD): Likewise.
17713 (TSTSFI_LT_TD): Likewise.
17714 (TSTSFI_EQ): Likewise.
17715 (TSTSFI_EQ_DD): Likewise.
17716 (TSTSFI_EQ_TD): Likewise.
17717 (TSTSFI_GT): Likewise.
17718 (TSTSFI_GT_DD): Likewise.
17719 (TSTSFI_GT_TD): Likewise.
17720 (TSTSFI_OV): Likewise.
17721 (TSTSFI_OV_DD): Likewise.
17722 (TSTSFI_OV_TD): Likewise.
17723 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17724 overloaded test significance functions.
17725 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17726 OPTION_MASK_P9_MISC into the representation of this mask.
17727 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
17729 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
17730 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
17732 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
17733 argument is a 6-bit unsigned literal value if the icode argument
17734 represents a DFP test significance built-in call.
17735 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
17736 flag used independently and in combination with the
17737 RS6000_BTM_64BIT flag.
17738 (rs6000_opt_masks): Add entry for power9-misc command-line option.
17739 (rs6000_builtin_mask_names): Add entry for power9-misc
17740 command-line option.
17741 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
17742 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
17743 RS6000_BTM_P9_MISC macros.
17744 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
17745 option and change the description of the -mpower9-vector option to
17746 enable only vector instructions, removing its erroneously claimed
17747 support for scalar instructions.
17748 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17749 the ISA 3.0 digital floating point test significance built-in
17752 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
17754 * config/aarch64/aarch64.c (cortexa35_tunings):
17755 Enable AES fusion. Use cortexa57_branch_cost.
17756 (cortexa53_tunings): Use cortexa57_branch_cost.
17757 (cortexa72_tunings): Use cortexa57_branch_cost.
17758 Use AUTOPREFETCHER_WEAK.
17759 (cortexa73_tunings): Use cortexa57_branch_cost.
17761 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17762 James Greenhalgh <james.greenhalgh@arm.com>
17764 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
17765 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
17766 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
17767 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
17768 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
17769 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
17770 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
17771 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
17772 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
17773 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
17774 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
17775 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
17776 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
17779 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
17780 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17782 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
17784 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
17786 2016-06-30 David Malcolm <dmalcolm@redhat.com>
17789 * gcc.c (driver::build_option_suggestions): Pass "option" to
17790 add_misspelling_candidates.
17791 * opts-common.c (add_misspelling_candidates): Add "option" param;
17792 use it to avoid adding negated forms for options marked with
17794 * opts.h (add_misspelling_candidates): Add "option" param.
17796 2016-06-30 Jakub Jelinek <jakub@redhat.com>
17798 PR middle-end/71693
17799 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
17800 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
17801 first when permuting bitwise operation with rotate. Cast
17802 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
17804 2016-06-29 David Malcolm <dmalcolm@redhat.com>
17806 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
17807 for misspelled param names.
17808 * params.c: Include spellcheck.h.
17809 (find_param_fuzzy): New function.
17810 * params.h (find_param_fuzzy): New prototype.
17811 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
17812 * spellcheck.h (struct edit_distance_traits<const char *>):
17815 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
17817 * config/rs6000/predicates.md (const_0_to_7_operand): New
17818 predicate, recognize 0..7.
17819 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
17820 support for doing extracts from V16QImode, V8HImode, V4SImode
17822 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
17823 vector extract support.
17824 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
17825 for ISA 3.0 vector extract.
17826 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
17827 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
17828 extracts of a constant element number from small integer vectors
17829 on 64-bit ISA 3.0 systems.
17830 (vsx_extract_<mode>_di): Likewise.
17831 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
17832 say when we can do ISA 3.0 vector extracts.
17833 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
17834 registers, using the stxsiwx instruction.
17836 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
17838 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
17839 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
17840 qdf24xx_regmove_cost, qdf24xx_tunings): New.
17841 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
17842 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
17843 * config/arm/arm.c (arm_qdf24xx_tune): New.
17845 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
17847 * config/aarch64/aarch64.c (cortexa53_tunings):
17848 Increase loop alignment to 8. Set function alignment to 16.
17849 (cortexa35_tunings): Likewise.
17850 (cortexa57_tunings): Increase loop alignment to 8.
17851 (cortexa72_tunings): Likewise.
17852 (cortexa73_tunings): Likewise.
17854 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
17856 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
17857 for arm_fp16_ok and arm_fp16_hw.
17858 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
17859 arm_fp16_alternative.
17861 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
17863 PR tree-optimization/71655
17864 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
17865 types when swapping operands.
17867 2016-06-29 Martin Liska <mliska@suse.cz>
17869 PR middle-end/71585
17870 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
17871 * ipa-inline-transform.c (inline_call): Remove unnecessary call
17872 of build_optimization_node.
17874 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
17876 PR tree-optimization/70729
17877 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
17878 independent in loops having positive safelen value.
17879 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
17880 it may be not valid after vectorization.
17882 2016-06-29 Jakub Jelinek <jakub@redhat.com>
17884 PR tree-optimization/71625
17885 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
17886 is sorted by ascending list->offset. If PTR is non-NULL and there is
17887 previous strinfo, call get_stridx_plus_constant.
17888 (get_stridx): Pass exp as second argument to get_addr_stridx.
17889 (addr_stridxptr): Add missing list = list->next, so that there can be
17890 more than one entries in the list. Bump limit from 16 to 32. Ensure
17891 the list is sorted by ascending list->offset.
17892 (get_stridx_plus_constant): Adjust so that it can be also called with
17893 ADDR_EXPR instead of SSA_NAME as PTR.
17894 (handle_char_store): Pass NULL_TREE as second argument to
17897 2016-06-29 Richard Biener <rguenther@suse.de>
17899 PR rtl-optimization/68961
17900 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
17902 2016-06-29 Richard Biener <rguenther@suse.de>
17904 PR middle-end/71002
17905 * alias.c (component_uses_parent_alias_set_from): Handle
17906 type punning through union accesses by using the union alias set.
17907 * gimple.c (gimple_get_alias_set): Remove union type punning case.
17909 2016-07-29 Richard Biener <rguenther@suse.de>
17911 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
17912 precision not matching mode precision.
17914 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
17916 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
17917 pa_output_arg_descriptor.
17918 (call_val_symref_64bit_post_reload): Likewise.
17919 (call_val_powf_64bit_post_reload): Likewise.
17920 (sibcall_internal_symref_64bit): Likewise.
17921 (sibcall_value_internal_symref_64bit): Likewise.
17923 2016-06-28 Jakub Jelinek <jakub@redhat.com>
17925 PR middle-end/71626
17926 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
17927 a constant, force its SUBREG_REG into memory or register instead
17930 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17933 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
17934 * doc/invoke.texi (AVR Options): Document it.
17936 2016-06-28 Walter Lee <walt@tilera.com>
17938 * config/tilegx/linux.h: Do not include arch/icache.h
17939 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17940 * config/tilepro/linux.h: Do not include arch/icache.h
17941 (CLEAR_INSN_CACHE): Provide inlined definition directly.
17943 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
17945 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
17946 for big-endian BIT_FIELD_REF.
17948 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
17950 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
17951 ('size' attribute): Add '128'.
17953 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
17954 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
17955 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
17956 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
17957 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
17958 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
17959 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
17960 *trunc<mode>df2_odd): Set size attribute to '128'.
17961 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
17962 * config/rs6000/power6.md (power6-fp): Include dfp type.
17963 * config/rs6000/power7.md (power7-fp): Likewise.
17964 * config/rs6000/power8.md (power8-fp): Likewise.
17965 * config/rs6000/power9.md: New file.
17966 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
17967 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
17968 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
17970 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
17971 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
17972 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
17973 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
17974 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
17975 dfp_dscri_<mode>): Change type attribute to dfp.
17976 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
17977 attribute to vecsimple.
17978 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
17979 and prefetch streams.
17980 (rs6000_option_override_internal): Remove temporary code setting
17981 tuning to power8. Don't set rs6000_sched_groups for power9.
17982 (last_scheduled_insn): Change to rtx_insn *.
17983 (divide_cnt, vec_load_pendulum): New variables.
17984 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
17985 (rs6000_issue_rate): Set issue rate for Power9.
17986 (is_power9_pairable_vec_type): New.
17987 (power9_sched_reorder2): New.
17988 (rs6000_sched_reorder2): Call new function for Power9 specific
17990 (insn_must_be_first_in_group): Remove Power9.
17991 (insn_must_be_last_in_group): Likewise.
17992 (force_new_group): Likewise.
17993 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
17994 Initialize divide_cnt/vec_load_pendulum.
17995 (_rs6000_sched_context, rs6000_init_sched_context,
17996 rs6000_set_sched_context): Handle context save/restore of new
17999 2016-06-28 Richard Biener <rguenther@suse.de>
18001 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
18002 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
18003 COMPONENT_REF operand.
18004 (nonoverlapping_component_refs_p): Likewise.
18005 * stor-layout.c (start_bitfield_representative): Mark
18006 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
18008 2016-06-28 Jakub Jelinek <jakub@redhat.com>
18010 * Makefile.in: Don't cat ../stage_current if it does not exist.
18012 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
18013 last argument is a bit-field.
18015 PR rtl-optimization/71673
18016 * internal-fn.c (expand_arith_overflow_result_store): Use
18017 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
18018 expand_simple_binop.
18020 PR middle-end/66867
18021 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
18022 expand_ifn_atomic_compare_exchange): New functions.
18023 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
18024 * tree.h (build_call_expr_internal_loc): Rename to ...
18025 (build_call_expr_internal_loc_array): ... this. Fix up type of
18027 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
18028 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
18029 ATOMIC_COMPARE_EXCHANGE result.
18030 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
18031 * gimple-fold.h (optimize_atomic_compare_exchange_p,
18032 fold_builtin_atomic_compare_exchange): New prototypes.
18033 * gimple-fold.c (optimize_atomic_compare_exchange_p,
18034 fold_builtin_atomic_compare_exchange): New functions..
18035 * tree-ssa.c (execute_update_addresses_taken): If
18036 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
18037 of call when finding addressable vars, and if such var becomes
18038 non-addressable, call fold_builtin_atomic_compare_exchange.
18040 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
18043 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
18044 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
18046 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
18048 * config/rs6000/rs6000.md ('type' attribute): Add
18049 veclogical,veccmpfx,vecexts,vecmove insn types.
18050 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
18051 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
18052 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
18053 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
18054 *nabs<mode>2_hw): Change type to vecmove.
18055 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
18056 *boolcc<mode>3_internal, *eqv<mode>3_internal,
18057 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
18058 *ieee_128bit_vsx_abs<mode>2_internal,
18059 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
18060 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
18061 *ieee128_mtvsrd_32bit): Change type to veclogical.
18062 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
18063 *movdi_internal32, *movdi_internal64): Update insn types.
18064 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18065 vsx_extract_<mode>): Change type to veclogical.
18066 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
18067 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
18068 *vsx_sign_extend_si_v2di): Change type to vecexts.
18069 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
18070 type to veclogical.
18071 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
18072 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
18073 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
18074 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
18075 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
18076 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
18077 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
18078 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
18079 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
18080 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
18081 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
18082 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
18083 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
18084 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
18085 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
18086 (ppc7450-vecsimple): Add veclogical, vecmove.
18087 (ppc7450-veccmp): Add veccmpfx.
18088 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
18090 (ppc8540_vector_compare): Add veccmpfx.
18091 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
18092 * config/rs6000/cell.md (cell-fp): Add fpsimple.
18093 (cell-vecsimple): Add veclogical, vecmove.
18094 (cell-veccmp): Add veccmpfx.
18095 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
18096 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
18098 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
18099 * config/rs6000/power4.md (power4-fp): Add fpsimple.
18100 (power4-vecsimple): Add veclogical, vecmove.
18101 (power4-veccmp): Add veccmpfx.
18102 * config/rs6000/power5.md (power5-fp): Add fpsimple.
18103 * config/rs6000/power6.md (power6-fp): Add fpsimple.
18104 (power6-vecsimple): Add veclogical, vecmove.
18105 (power6-veccmp): Add veccmpfx.
18106 * config/rs6000/power7.md (power7-fp): Add fpsimple.
18107 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
18108 * config/rs6000/power8.md (power8-fp): Add fpsimple.
18109 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
18110 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
18111 * config/rs6000/titan.md (titan_fp): Add fpsimple.
18112 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
18114 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
18116 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
18119 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18120 OPTION_MASK_P9_DFORM_VECTOR.
18121 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
18122 disable -mpower9-dform-vector when using reload.
18123 (quad_address_p): Remove 'gpr_p' argument and all associated code.
18124 New 'strict' argument. Update all callers. Add strict addressing
18126 (rs6000_legitimate_offset_address_p): Remove call to
18127 virtual_stack_registers_memory_p.
18128 (rs6000_legitimize_reload_address): Add quad address support.
18129 (rs6000_legitimate_address_p): Move call to quad_address_p above
18130 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
18131 to account for new strict usage.
18132 (rs6000_output_move_128bit): Adjust quad_address_p args to account
18133 for new strict usage.
18134 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
18136 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
18143 * config/i386/i386.c (ix86_spill_class): Disable condition to
18144 always return NO_REGS.
18146 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
18148 * predict.c: Include gimple-pretty-print.h
18149 (predicted_by_loop_heuristics_p): Check also
18150 PRED_LOOP_EXIT_WITH_RECURSION
18151 (predict_loops): Find self recursive calls and use special purpose
18152 predictors for them; dump log about decisions.
18153 (pass_profile::execute): Dump info about #of iterations.
18154 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
18155 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
18157 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
18159 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
18160 output_asm_insn calls and shorten long lines. Output .CALL
18161 argument descriptor using pa_output_arg_descriptor. Add various
18162 inline $$dyncall and other optimizations.
18163 (pa_attr_length_indirect_call): Adjust ordering and lengths.
18165 2016-06-25 Jakub Jelinek <jakub@redhat.com>
18167 PR tree-optimization/71643
18168 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
18171 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
18172 leak a bitmap if dep_bb is NULL.
18174 PR tree-optimization/71631
18175 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
18176 to rewrite_expr_tree even if negate_result, move new_lhs var
18177 declaration and initialization earlier, for powi_result set afterwards
18178 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
18179 if new_lhs != lhs, and don't shadow gsi var.
18181 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18183 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
18184 Add in_loop parameter.
18185 (predict_loops): Add loop guard heuristics.
18186 * predict.def (PRED_LOOP_GUARD): New heuristics.
18188 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
18190 * predict.c: Include ipa-utils.h
18191 (tree_bb_level_prediction): Predict recursive calls.
18192 (tree_estimate_probability_bb): Skip inexpensive calls for call
18194 * predict.def (PRED_RECURSIVE_CALL): New.
18196 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18198 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
18199 (BU_FLOAT128_1): Likewise.
18201 (COPYSIGNQ): Likewise.
18202 (RS6000_BUILTIN_NANQ): Likewise.
18203 (RS6000_BUILTIN_NANSQ): Likewise.
18204 (RS6000_BUILTIN_INFQ): Likewise.
18205 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
18206 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
18207 (TARGET_FOLD_BUILTIN): New #define.
18208 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
18209 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
18210 (rs6000_fold_builtin): New target hook implementation, handling
18211 folding of 128-bit NaNs and infinities.
18212 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
18213 entries are filled in to avoid problems during bootstrap
18214 self-test; define builtins for 128-bit NaNs and infinities.
18215 (rs6000_opt_mask): Add entry for float128.
18216 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
18217 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
18218 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
18219 (const_str_type_node): New #define.
18220 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
18221 to a define_expand that dispatches to either copysign<mode>3_soft
18222 or copysign<mode>3_hard.
18223 (copysign<mode>3_hard): Rename from copysign<mode>3.
18224 (copysign<mode>3_soft): New define_insn.
18225 * doc/extend.texi: Document new builtins.
18227 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18229 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
18230 PRIu64 instead of lu.
18232 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
18235 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
18236 copy the type name.
18238 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18240 PR tree-optimization/71647
18241 * omp-low.c (lower_rec_input_clauses): Convert
18242 omp_clause_aligned_alignment (c) to size_type_node for the
18243 last argument of __builtin_assume_aligned.
18245 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
18247 * configure.ac (calling ___tls_get_addr via GOT): New
18248 assembler/linker check.
18249 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
18250 assembler and linker supports calling ___tls_get_addr via GOT.
18251 Otherise, defined to 0.
18252 * config.in: Regenerated.
18253 * configure: Likewise.
18254 * config/i386/constraints.md (Yb): New constraint.
18255 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
18256 (REG_CLASS_NAMES): Likewise.
18257 (REG_CLASS_CONTENTS): Likewise.
18258 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
18259 the b constraint with the Yb constraint. Call ___tls_get_addr
18260 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
18262 (*tls_local_dynamic_base_32_gnu): Likewise.
18263 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
18264 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
18265 (*tls_local_dynamic_base_64_<mode>): Likewise.
18267 2016-06-24 Martin Liska <mliska@suse.cz>
18269 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
18270 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
18272 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
18273 argument to true if the expected number of iterations is
18276 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
18278 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
18279 assemble for 32bit target.
18280 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
18281 and $ld_ix86_gld_32_opt to link for 32bit target.
18282 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
18283 * configure: Regenerate.
18285 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18287 * config/arm/arm.c (int_log2): Delete definition and prototype.
18288 (shift_op): Use exact_log2 instead of int_log2.
18289 (vfp3_const_double_for_fract_bits): Likewise.
18291 2016-06-24 Jakub Jelinek <jakub@redhat.com>
18293 * internal-fn.c (expand_arith_set_overflow): New function.
18294 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
18296 (expand_arith_overflow_result_store): Likewise. Handle precision
18297 smaller than mode precision.
18298 * tree-vrp.c (extract_range_basic): For imag part, handle
18299 properly signed 1-bit precision result.
18300 * doc/extend.texi (__builtin_add_overflow): Document that last
18301 argument can't be pointer to enumerated or boolean type.
18302 (__builtin_add_overflow_p): Document that last argument can't
18303 have enumerated or boolean type.
18305 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
18306 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18308 * config/rs6000/predicates.md (splat_input_operand): Rework.
18309 Don't allow constants, since the insns that use this predicate
18310 don't support constants. Constants are handled by other insns
18311 that are created via combine. During and after register
18312 allocation, only allow indexed or indirect addresses, and not
18313 general addresses. Only allow modes supported by the hardware.
18314 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
18315 comment. Move check for using VSPLTIS<x> to a common location,
18316 instead of doing it in two different places.
18318 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
18320 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18321 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
18322 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
18323 signature_CENTAUR_ebx.
18325 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
18329 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
18330 (as_ix86_gas_32_opt): This.
18331 (ld_ix86_tls_ldm_opt): Renamed to ...
18332 (ld_ix86_gld_32_opt): This.
18333 (R_386_TLS_LDM reloc): Updated.
18334 (R_386_GOT32X reloc): New assembler/linker check.
18335 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
18336 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
18338 * config.in: Regenerated.
18339 * configure: Likewise.
18340 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
18341 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
18342 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
18343 if ix86_force_load_from_GOT_p returns true.
18344 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
18345 ix86_force_load_from_GOT_p returns true.
18346 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
18347 the external function address via the GOT slot.
18348 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
18349 HAVE_AS_IX86_GOT32X before returning false.
18350 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
18351 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
18353 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
18355 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
18357 2016-06-23 Andi Kleen <ak@linux.intel.com>
18359 * Makefile.in: Regenerate.
18360 * doc/install.texi: Document autoprofiledbootstrap.
18362 2016-06-23 Andi Kleen <ak@linux.intel.com>
18364 * config/i386/gcc-auto-profile: New file.
18366 2016-06-23 Martin Liska <mliska@suse.cz>
18368 PR middle-end/71619
18369 * predict.c (predict_loops): Revert the hunk that was removed
18372 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
18374 * config.gcc: Add support for arm*-*-phoenix* targets.
18375 * config/arm/t-phoenix: New.
18376 * config/phoenix.h: New.
18378 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
18379 H.J. Lu <hongjiu.lu@intel.com>
18382 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
18383 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
18384 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
18385 ix86_force_load_from_GOT_p returns true.
18386 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
18387 ix86_force_load_from_GOT_p returns true.
18388 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
18389 ix86_force_load_from_GOT_p returns true.
18390 (ix86_expand_move): Load the external function address via the
18391 GOT slot if ix86_force_load_from_GOT_p returns true.
18392 * config/i386/predicates.md (x86_64_immediate_operand): Return
18393 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
18394 (x86_64_zext_immediate_operand): Ditto.
18396 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
18398 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
18400 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18403 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
18404 * diagnostic.c (pedwarn_at_rich_loc): New function.
18405 * spellcheck.h (best_match::best_match): Add a
18406 "best_distance_so_far" optional parameter.
18407 (best_match::set_best_so_far): New method.
18408 (best_match::get_best_distance): New accessor.
18409 (best_match::get_best_candidate_length): New accessor.
18411 2016-06-22 Nick Clifton <nickc@redhat.com>
18413 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
18414 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
18415 modes are accepted as well.
18416 (ucompare_loc_descriptor): Likewise.
18417 (minmax_loc_descriptor): Likewise.
18418 (clz_loc_descriptor): Likewise.
18419 (popcount_loc_descriptor): Likewise.
18420 (bswap_loc_descriptor): Likewise.
18421 (rotate_loc_descriptor): Likewise.
18422 (mem_loc_descriptor): Likewise.
18423 (loc_descriptor): Likewise.
18425 2016-06-22 David Malcolm <dmalcolm@redhat.com>
18427 * common.opt (fdiagnostics-parseable-fixits): New option.
18428 * diagnostic.c: Include "selftest.h".
18429 (print_escaped_string): New function.
18430 (print_parseable_fixits): New function.
18431 (diagnostic_report_diagnostic): Call print_parseable_fixits.
18432 (selftest::assert_print_escaped_string): New function.
18433 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
18434 (selftest::test_print_escaped_string): New function.
18435 (selftest::test_print_parseable_fixits_none): New function.
18436 (selftest::test_print_parseable_fixits_insert): New function.
18437 (selftest::test_print_parseable_fixits_remove): New function.
18438 (selftest::test_print_parseable_fixits_replace): New function.
18439 (selftest::diagnostic_c_tests): New function.
18440 * diagnostic.h (struct diagnostic_context): Add field
18441 "parseable_fixits_p".
18442 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
18443 -fdiagnostics-parseable-fixits.
18444 (-fdiagnostics-parseable-fixits): New option.
18445 * opts.c (common_handle_option): Handle
18446 -fdiagnostics-parseable-fixits.
18447 * selftest-run-tests.c (selftest::run_tests): Call
18448 selftest::diagnostic_c_tests.
18449 * selftest.h (selftest::diagnostic_c_tests): New prototype.
18451 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
18453 PR tree-optimization/71488
18454 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
18455 comparison of boolean vectors.
18456 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
18457 of boolean vectors using bitwise operations.
18459 2016-06-22 Andreas Schwab <schwab@suse.de>
18461 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
18462 Remove declaration.
18464 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
18466 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
18468 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
18470 * config/i386/i386.c (print_reg): Emit an error message on attempt to
18473 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18475 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
18476 * config/arm/arm-cores.def (cortex-a73): New entry.
18477 (cortex-a73.cortex-a35): Likewise.
18478 (cortex-a73.cortex-a53): Likewise.
18479 * config/arm/arm-tables.opt: Regenerate.
18480 * config/arm/arm-tune.md: Likewise.
18481 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
18482 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18483 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
18484 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
18485 * doc/invoke.texi (ARM Options): Document cortex-a73,
18486 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
18488 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18490 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
18491 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
18492 (cortex-a73.cortex-a35): Likewise.
18493 (cortex-a73.cortex-a53): Likewise.
18494 * config/aarch64/aarch64-tune.md: Regenerate.
18495 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
18496 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
18499 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18501 * configure.ac (gcc_cv_as_compress_debug): Remove
18502 --compress-debug-sections as extra as switch.
18503 Handle gas --compress-debug-sections=type.
18504 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
18505 Handle gld --compress-debug-sections=type.
18506 * configure: Regenerate.
18508 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
18510 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
18512 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
18514 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
18515 (do_rewrite): likewise.
18517 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18519 * common/config/mep/mep-common.c: Remove.
18520 * config.gcc: Remove mep-* support.
18521 * config/mep/constraints.md: Remove.
18522 * config/mep/default.h: Remove.
18523 * config/mep/intrinsics.h: Remove.
18524 * config/mep/intrinsics.md: Remove.
18525 * config/mep/ivc2-template.h: Remove.
18526 * config/mep/mep-c5.cpu: Remove.
18527 * config/mep/mep-core.cpu: Remove.
18528 * config/mep/mep-default.cpu: Remove.
18529 * config/mep/mep-ext-cop.cpu: Remove.
18530 * config/mep/mep-intrin.h: Remove.
18531 * config/mep/mep-ivc2.cpu: Remove.
18532 * config/mep/mep-pragma.c: Remove.
18533 * config/mep/mep-protos.h: Remove.
18534 * config/mep/mep.c: Remove.
18535 * config/mep/mep.cpu: Remove.
18536 * config/mep/mep.h: Remove.
18537 * config/mep/mep.md: Remove.
18538 * config/mep/mep.opt: Remove.
18539 * config/mep/predicates.md: Remove.
18540 * config/mep/t-mep: Remove.
18541 * doc/install.texi: Remove mep-* documentation.
18542 * doc/md.texi: Likewise.
18544 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18546 * config.gcc: Remove support for avr-rtems.
18547 * config/avr/gen-avr-mmcu-specs.c: Likewise.
18548 * config/avr/rtems.h: Remove.
18549 * config/avr/t-rtems: Remove.
18551 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18553 * config.gcc: Remove m32r-rtems support.
18554 * config/m32r/rtems.h: Remove.
18556 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18558 * config.gcc: Remove h8300-rtems support.
18559 * config/h8300/rtems.h: Remove.
18560 * config/h8300/t-rtems: Remove.
18562 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18564 * config.gcc: Remove support for knetbsd.
18565 * configure.ac: Likewise.
18566 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
18567 * config/knetbsd-gnu.h: Remove.
18568 * configure: Regenerate.
18570 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18572 * config.gcc: Remove support for openbsd 2 and 3.
18573 * config/openbsd-oldgas.h: Remove.
18575 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18577 * config.gcc: Remove interix support.
18578 * config/i386/i386-interix.h: Remove.
18579 * config/i386/interix.opt: Remove.
18580 * config/i386/t-interix: Remove.
18581 * configure: Regenerate.
18582 * configure.ac: Remove interix support.
18583 * doc/install.texi: Remove interix documentation.
18585 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
18587 * config/rs6000/rs6000.h: Add conditional preprocessing directives
18588 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
18591 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18593 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
18594 they are both PLACEHOLDER_EXPRs.
18596 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18598 * stor-layout.c (layout_type): Move setting complex MODE to
18599 layout_type, instead of setting it ahead of time by the caller.
18600 * tree.c (build_complex_type): Likewise.
18602 2016-06-21 Martin Liska <mliska@suse.cz>
18604 * predict.c (force_edge_cold): Replace imposisble with
18607 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18609 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
18610 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
18612 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
18614 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
18616 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
18617 Ilya Enkovich <ilya.enkovich@intel.com>
18620 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18621 New member function to convert V1TImode register to SUBREG
18622 TImode in debug insn.
18623 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
18624 after changing register mode to V1TImode.
18626 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
18628 * config/aarch64/aarch64-cores.def (vulcan): New core.
18629 * config/aarch64/aarch64-tune.md: Regenerate.
18630 * doc/invoke.texi: Document vulcan as an available option.
18632 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
18634 * cse.c (canon_asm_operands): New function extracted from...
18635 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
18636 either standalone or member of a PARALLEL.
18638 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18641 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
18642 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
18643 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
18645 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
18648 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
18649 constant addresses if can_create_pseudo_p.
18651 2016-06-21 Jakub Jelinek <jakub@redhat.com>
18653 PR tree-optimization/71588
18654 * tree-ssa-strlen.c (valid_builtin_call): New function.
18655 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
18658 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18660 PR middle-end/71581
18661 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
18662 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
18663 for conversion of scalar user var to complex type and use the
18664 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
18667 PR rtl-optimization/71591
18668 * toplev.c (toplev::run_self_tests): If no_backend, complain and
18669 don't run any tests.
18671 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
18674 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
18675 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
18676 space for PIC with non-v32 and the common non-PIC "jump".
18678 2016-06-20 Jakub Jelinek <jakub@redhat.com>
18681 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
18682 returned values and add UN*/LTGT/*ORDERED cases with values matching
18683 D operand modifier on vcmp for AVX.
18685 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18687 * config/aarch64/aarch64.opt
18688 (mpc-relative-literal-loads): Rename internal option name.
18689 * config/aarch64/aarch64.c
18690 (aarch64_nopcrelative_literal_loads): Rename to
18691 aarch64_pcrelative_literal_loads.
18692 (aarch64_expand_mov_immediate): Likewise.
18693 (aarch64_secondary_reload): Likewise.
18694 (aarch64_can_use_per_function_literal_pools_p): Likewise.
18695 (aarch64_override_options_after_change_1): Rename and simplify logic.
18696 (aarch64_classify_symbol): Merge large model checks into switch,
18697 remove pc-relative load check.
18699 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18701 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
18702 costs relative to the cost of a register move.
18704 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18706 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
18707 (vcvt_n_f64_u64): Likewise.
18708 (vcvt_n_s64_f64): Likewise.
18709 (vcvt_n_u64_f64): Likewise.
18710 (vcvt_f64_s64): Likewise.
18711 (vrecpe_f64): Likewise.
18712 (vcvt_f64_u64): Likewise.
18713 (vrecps_f64): Likewise.
18715 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18717 * config/aarch64/aarch64.md
18718 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
18720 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
18722 * config/aarch64/aarch64-builtins.c
18723 (aarch64_types_binop_uss_qualifiers): Delete.
18724 (TYPES_BINOP_USS): Likewise.
18725 (aarch64_types_binop_sus_qualifiers): Likewise.
18726 (TYPES_BINOP_SUS): Likewise.
18727 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
18728 (TYPES_FCVTIMM_SUS): Likewise.
18729 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
18731 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
18732 (fcvtzs): Use SHIFTIMM rather than BINOP.
18733 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
18735 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
18737 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
18738 costs relative to the cost of a register move.
18740 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18742 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
18743 Allow scalar/single vector modes to be tieable.
18745 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
18747 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
18749 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18751 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
18753 * tree.h (TYPE_ALIGN): Likewise.
18755 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18758 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
18760 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
18762 * config/avr/avr.c (avr_print_operand): Fix "format not a string
18763 literal" build warnings.
18764 (avr_print_operand_address): Dito.
18766 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
18769 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
18770 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
18772 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
18774 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
18776 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
18779 * reload1.c (reload): Pass 0 to finish_spills when called because
18780 update_eliminables_and_spill returns true and remove did_spill.
18781 (finish_spills): Adjust comment and document GLOBAL parameter.
18783 2016-06-17 DJ Delorie <dj@redhat.com>
18786 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
18787 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
18788 (umulqihi3_virt): Likewise.
18789 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
18790 (umulqihi3_real): Likewise.
18792 2016-06-17 Martin Liska <mliska@suse.cz>
18794 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
18796 2016-06-17 Martin Liska <mliska@suse.cz>
18798 * predict.def: PRED_LOOP_EXIT from 92 to 85.
18800 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
18802 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
18804 (vaddq_f32): Likewise.
18805 (vmul_f32): Likewise.
18806 (vmulq_f32): Likewise.
18807 (vsub_f32): Likewise.
18808 (vsubq_f32): Likewise.
18810 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18812 PR tree-optimization/71347
18813 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
18814 cost for all uses in group.
18816 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18818 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
18819 insert gimple seq if it's not empty.
18821 2016-06-17 Bin Cheng <bin.cheng@arm.com>
18823 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
18825 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
18826 rather than OFFSET.
18827 (comp_dr_with_seg_len_pair): Ditto.
18828 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
18829 struct dr_with_seg_len_pair against DR_OFFSET.
18830 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
18831 DR_OFFSET directly.
18833 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
18835 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
18837 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
18839 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
18840 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
18841 (pa_output_millicode_call): Likewise.
18842 (pa_output_call): Likewise.
18843 (pa_output_indirect_call): Likewise.
18844 (pa_asm_output_mi_thunk): Likewise.
18846 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
18848 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
18850 2016-06-16 Martin Liska <mliska@suse.cz>
18852 * predict.c (combine_predictions_for_insn): When we find a first
18853 match predictor, we should consider just predictors with
18854 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
18855 DS theory predictor.
18856 (combine_predictions_for_bb): Likewise.
18858 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18860 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
18861 with base of reference to struct.
18863 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18865 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
18867 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18870 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
18871 progmem_swtable_section.
18872 (progmem_swtable_section): Remove.
18873 (avr_asm_function_rodata_section): Remove.
18874 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
18875 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
18877 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
18879 * config/i386/driver-i386.c (host_detect_local_cpu): Set
18880 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
18881 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
18882 signature_CENTAUR_ebx.
18883 * config/i386/i386.c (ix86_option_override_internal): Add
18884 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
18885 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
18886 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
18888 2016-06-16 Martin Liska <mliska@suse.cz>
18890 * predict.def: Add fortran loop preheader predictor.
18891 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
18892 fold IFN_BUILTIN_EXPECT with a known constant argument.
18894 2016-06-16 Martin Liska <mliska@suse.cz>
18896 * predict.def: Add 'Fortran' to display text of all
18897 PRED_FORTRAN_* predictors.
18899 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
18902 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
18903 [IA64_BUILTIN_NANSQ]: Ditto.
18904 (ia64_fold_builtin): New function.
18905 (TARGET_FOLD_BUILTIN): New define.
18906 (ia64_init_builtins) Declare const_string_type node.
18907 Add __builtin_nanq and __builtin_nansq builtin functions.
18908 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
18910 2016-06-16 Nick Clifton <nickc@redhat.com>
18912 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
18913 MSP430_HWMULT_ prefix to enum values.
18914 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
18915 * config/msp430/msp430.c: Update use of enum values.
18916 * config/msp430/msp430.md: Likewise.
18917 * config/msp430/msp430.opt: Likewise.
18919 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
18921 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
18922 of comparsions in the last iteration.
18924 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18925 Joern Rennecke <joern.rennecke@embecosm.com>
18927 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
18929 (arc_needs_pcl_p): Add GOTOFFPC.
18930 (arc_legitimate_pic_addr_p): Likewise.
18931 (arc_output_pic_addr_const): Likewise.
18932 (arc_legitimize_pic_address): Generate a pc-relative address using
18934 (arc_output_libcall): Use @pcl syntax.
18935 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
18936 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
18937 (*movsi_insn): Use @pcl syntax.
18938 (doloop_begin_i): Likewise.
18940 2016-06-16 Martin Liska <mliska@suse.cz>
18942 * predict.def: Define a new predictor.
18944 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
18946 * config/arc/arc.opt (mtp-regno): Update text.
18948 2016-06-16 Renlin Li <renlin.li@arm.com>
18950 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
18952 2016-06-16 Jakub Jelinek <jakub@redhat.com>
18955 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
18956 (setcc + and peephole2): Likewise.
18958 PR rtl-optimization/71532
18959 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
18962 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
18964 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
18965 DImode constants with XXSPLTIB in vector registers.
18966 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
18967 vsx_extract_<mode>_internal{1,2} into a single insn that handles
18968 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
18969 extraction of the element at the top of the register as a scalar
18971 (vsx_extract_<mode>_internal1): Likewise.
18972 (vsx_extract_<mode>_internal2): Likewise.
18973 * config/rs6000/constraints.md (wi constraint): Remove a comment
18974 about DImode not being allowed in Altivec registers.
18975 (wB constraint): New constraint for constants that can be
18976 generated in Altivec registers with VSPLTISW/VUPKHSW.
18977 * config/rs6000/predicates.md (xxspltib_constant_split): Update
18979 (xxspltib_constant_nosplit): Likewise.
18980 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
18981 support for -mupper-regs-di to enable DImode to go into Altivec
18983 (POWERPC_MASKS): Likewise.
18984 (power7 cpu): Likewise.
18985 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
18986 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
18987 for DImode being allowed in Altivec registers. Update wi/wj
18988 constraints. Set scalar_in_vmx_p flag.
18989 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
18990 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
18991 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
18992 (rs6000_opt_masks): Add -mupper-regs-di.
18993 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
18994 direct move to use wi and not wj.
18995 (lfiwzx): Likewise.
18996 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
18998 (floatunssi<mode>2_lfiwzx_mem): Likewise.
18999 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
19000 any VSX register, instead of just Altivec registers, to allow
19001 either operand to be an Altivec register or both.
19002 (fixuns_trunc<mode>di2_fctiduz): Likewise.
19003 (movdi_internal32): Add support for -mupper-regs-di. Add support
19004 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
19005 the alternatives and attributes to be lined up to be easier to
19007 (movdi_internal64): Likewise.
19008 (64-bit DImode splitters): Change predicates to only split loading
19009 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
19010 load constants in ISA 3.0 or ISA 2.07 respectively.
19011 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
19012 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
19013 mention -mcpu=power9 sets these options.
19014 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
19017 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19020 * config/avr/avr.c (avr_set_current_function): Warn misspelled
19021 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
19022 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
19023 by default to warn misspelled interrupt/ signal handler.
19024 * doc/invoke.texi (AVR Options): Document it. Update description
19025 for -nodevicelib option.
19027 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19029 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
19030 up parentheses. Use GET_MODE_UNIT_BITSIZE.
19031 (aarch64_<sur>shll2_n<mode>): Likewise.
19033 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
19035 PR middle-end/71529
19036 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
19037 DECL_CONTEXT for copied arguments.
19039 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19041 PR tree-optimization/71483
19042 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
19045 2016-06-15 Martin Liska <mliska@suse.cz>
19047 * predict.c (tree_predict_by_opcode): Call predict_edge_def
19048 instead of predict_edge w/o a probability.
19050 2016-06-15 Alan Hayward <alan.hayward@arm.com>
19052 PR tree-optimization/71439
19053 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
19056 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19058 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
19059 register subregs in SET_SRC.
19061 2016-06-15 Richard Biener <rguenther@suse.de>
19063 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
19064 store restrictions.
19066 2016-06-15 Richard Biener <rguenther@suse.de>
19068 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
19069 not consider dependences between accesses that belong to the
19071 (vect_analyze_data_ref_dependences): Do not analyze read-read
19072 or self-dependences.
19074 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19076 * spellcheck-tree.c: Include spellcheck-tree.h rather than
19078 (find_closest_identifier): Reimplement in terms of
19079 best_match<tree,tree>.
19080 * spellcheck-tree.h: New file.
19081 * spellcheck.c (struct edit_distance_traits<const char *>): New
19083 (find_closest_string): Reimplement in terms of
19084 best_match<const char *, const char *>.
19085 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
19086 overload to spellcheck-tree.h.
19087 (find_closest_identifier): Likewise.
19088 (struct edit_distance_traits<T>): New template.
19089 (class best_match): New class.
19091 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19093 * selftest-run-tests.c (selftest::run_tests): Call
19094 selftest::spellcheck_tree_c_tests.
19095 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
19096 * spellcheck-tree.c: Include selftest.h and stringpool.h.
19097 (selftest::test_find_closest_identifier): New function.
19098 (selftest::spellcheck_tree_c_tests): New function.
19099 * spellcheck.c (selftest::test_find_closest_string): Verify that
19100 the order of the vec does not affect the results for this case.
19101 (selftest::test_data): New array.
19102 (selftest::test_metric_conditions): New function.
19103 (selftest::spellcheck_c_tests): Add a test of case-comparison.
19104 Call selftest::test_metric_conditions.
19106 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19108 * config/rs6000/rs6000-builtin.def (commentary): Typo.
19109 (BU_P9_MISC_1): Likewise.
19110 (BU_P9_64BIT_MISC_0): Likewise.
19111 (BU_P9_MISC_0): Likewise.
19113 2016-06-14 David Malcolm <dmalcolm@redhat.com>
19115 * gcc-rich-location.c
19116 (gcc_rich_location::add_fixit_misspelled_id): New method.
19117 * gcc-rich-location.h
19118 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
19120 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
19122 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
19123 FreeBSD 11 and above.
19125 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
19127 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
19129 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19131 * expmed.h: Close parenthesis in "at your option" in copyright
19133 * lower-subreg.h: Likewise.
19135 2016-06-14 Richard Biener <rguenther@suse.de>
19137 PR middle-end/71526
19138 * genmatch.c (expr::gen_transform): Use in_type for comparisons
19141 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19143 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
19145 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
19146 mask+shift version.
19147 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
19149 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
19150 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
19152 2016-06-14 Richard Biener <rguenther@suse.de>
19154 PR tree-optimization/71522
19155 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
19156 copying into float copying.
19158 2016-06-14 Jakub Jelinek <jakub@redhat.com>
19160 PR tree-optimization/71520
19161 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
19162 (replace_block_by): Move user labels from bb1 to bb2.
19164 2016-06-14 Richard Biener <rguenther@suse.de>
19166 PR middle-end/71310
19168 * expr.h (get_bit_range): Declare.
19169 * expr.c (get_bit_range): Export.
19170 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
19171 word_mode again to constrain the bitfield access.
19173 2016-06-14 Richard Biener <rguenther@suse.de>
19175 PR tree-optimization/71521
19176 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
19177 division int_const_binop against zero divisor.
19179 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19181 * config/i386/i386.md (signbittf2): New expander.
19182 * config/i386/sse.md (ptesttf2): New insn pattern.
19184 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19187 * input.c (selftest::test_reading_source_line): Avoid reading from
19188 __FILE__ by creating a tempfile with known content and reading
19191 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19193 * pretty-print.c (assert_pp_format_colored): Skip the test if
19195 (test_pp_format): Remove comment about GCC_COLORS.
19197 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19199 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
19200 * pretty-print.c (assert_pp_format_va): Add location param and use
19201 it with ASSERT_STREQ_AT.
19202 (assert_pp_format): Add location param and pass it to
19203 assert_pp_format_va.
19204 (assert_pp_format_colored): Likewise.
19205 (ASSERT_PP_FORMAT_1): New.
19206 (ASSERT_PP_FORMAT_2): New.
19207 (ASSERT_PP_FORMAT_3): New.
19208 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
19209 explicitly, or implicitly via the above macros.
19210 * selftest.c (selftest::pass): Use a selftest::location rather
19211 than file and line.
19212 (selftest::fail): Likewise. Print the function name.
19213 (selftest::fail_formatted): Likewise.
19214 (selftest::assert_streq): Use a selftest::location rather than
19216 * selftest.h (selftest::location): New struct.
19217 (SELFTEST_LOCATION): New macro.
19218 (selftest::pass): Accept a const location & rather than file
19220 (selftest::fail): Likewise.
19221 (selftest::fail_formatted): Likewise.
19222 (selftest::assert_streq): Likewise.
19223 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
19224 (ASSERT_FALSE): Likewise.
19225 (ASSERT_EQ): Likewise.
19226 (ASSERT_NE): Likewise.
19227 (ASSERT_STREQ): Likewise.
19228 (ASSERT_PRED1): Likewise.
19229 (ASSERT_STREQ_AT): New macro.
19231 2016-06-13 David Malcolm <dmalcolm@redhat.com>
19233 * selftest.c (selftest::fail_formatted): New function.
19234 (selftest::assert_streq): New function.
19235 * selftest.h (selftests::fail_formatted): New decl.
19236 (selftest::assert_streq): New decl.
19237 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
19239 2016-06-13 Jeff Law <law@redhat.com>
19241 PR tree-optimization/71403
19242 * tree-ssa-threadbackward.c
19243 (convert_and_register_jump_thread_path): No longer accept reference
19244 to path. Do not pop items off the path anymore.
19245 (fsm_find_control_statement_thread_paths): Do not allow threading
19246 to a deeper loop nest. Pop the last item off the path here rather
19247 than in convert_and_register_jump_thread_path.
19249 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19250 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
19252 [AArch64] Emit division using the Newton series
19254 * config/aarch64/aarch64-protos.h
19255 (cpu_approx_modes): Add new member "division".
19256 (aarch64_emit_approx_div): Declare new function.
19257 * config/aarch64/aarch64.c
19258 (generic_approx_modes): New member "division".
19259 (exynosm1_approx_modes): Likewise.
19260 (xgene1_approx_modes): Likewise.
19261 (aarch64_emit_approx_div): Define new function.
19262 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
19263 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
19264 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
19265 * doc/invoke.texi (-mlow-precision-div): Describe new option.
19267 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19268 Wilco Dijkstra <wilco.dijkstra@arm.com>
19270 [AArch64] Emit square root using the Newton series
19272 * config/aarch64/aarch64-protos.h
19273 (aarch64_emit_approx_rsqrt): Replace with new function
19274 "aarch64_emit_approx_sqrt".
19275 (cpu_approx_modes): New member "sqrt".
19276 * config/aarch64/aarch64.c
19277 (generic_approx_modes): New member "sqrt".
19278 (exynosm1_approx_modes): Likewise.
19279 (xgene1_approx_modes): Likewise.
19280 (aarch64_emit_approx_rsqrt): Replace with new function
19281 "aarch64_emit_approx_sqrt".
19282 (aarch64_override_options_after_change_1): Handle new option.
19283 * config/aarch64/aarch64-simd.md
19284 (rsqrt<mode>2): Use new function instead.
19285 (sqrt<mode>2): New expansion and insn definitions.
19286 * config/aarch64/aarch64.md: Likewise.
19287 * config/aarch64/aarch64.opt
19288 (mlow-precision-sqrt): Add new option description.
19289 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
19291 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
19293 [AArch64] Add more choices for the reciprocal square root approximation
19295 Allow a target to prefer such operation depending on the operation mode.
19297 * config/aarch64/aarch64-protos.h
19298 (AARCH64_APPROX_MODE): New macro.
19299 (AARCH64_APPROX_{NONE,ALL}): Likewise.
19300 (cpu_approx_modes): New structure.
19301 (tune_params): New member "approx_modes".
19302 * config/aarch64/aarch64-tuning-flags.def
19303 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
19304 * config/aarch64/aarch64.c
19305 (generic_approx_modes): New core "cpu_approx_modes" structure.
19306 (exynosm1_approx_modes): Likewise.
19307 (xgene1_approx_modes): Likewise.
19308 (generic_tunings): New member "approx_modes".
19309 (cortexa35_tunings): Likewise.
19310 (cortexa53_tunings): Likewise.
19311 (cortexa57_tunings): Likewise.
19312 (cortexa72_tunings): Likewise.
19313 (exynosm1_tunings): Likewise.
19314 (thunderx_tunings): Likewise.
19315 (xgene1_tunings): Likewise.
19316 (use_rsqrt_p): New argument for the mode and use new member from
19318 (aarch64_builtin_reciprocal): Devise mode from builtin.
19319 (aarch64_optab_supported_p): New argument for the mode.
19320 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
19322 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19324 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
19325 RS6000_BTM_MODULO flag into the set of flags that are considered
19326 to be part of the common configuration.
19328 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
19330 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
19331 difference unsigned.
19332 (vec_absdb): New macro for vector absolute difference unsigned
19334 (vec_absdh): New macro for vector absolute difference unsigned
19336 (vec_absdw): New macro for vector absolute difference unsigned word.
19337 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
19338 (vadu<mode>3): New insn.
19339 (*p9_vadu<mode>3): New insn.
19340 * config/rs6000/rs6000-builtin.def (vadub): New built-in
19342 (vaduh): New built-in definition.
19343 (vaduw): New built-in definition.
19344 (vadu): New overloaded built-in definition.
19345 (vadub): New overloaded built-in definition.
19346 (vaduh): New overloaded built-in definition.
19347 (vaduw): New overloaded built-in definition.
19348 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19349 overloaded vector absolute difference unsigned functions.
19350 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19351 the ISA 3.0 vector absolute difference unsigned built-in functions.
19353 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
19355 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
19356 update shared_lookup_references only once after changing operands.
19358 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
19360 PR middle-end/71373
19361 * tree-nested.c (convert_nonlocal_omp_clauses)
19362 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
19364 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
19365 * tree.def (CASE_LABEL_EXPR): Likewise.
19367 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
19370 * input.c (test_builtins): Fix an assertion.
19372 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19374 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
19375 (paritysi2): Ditto.
19377 (isinf<mode>2): Ditto.
19379 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
19381 * ggc-tests.c (test_finalization): Only test need_finalization_p
19382 for GCC_VERSION >= 4003.
19384 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19386 * config/s390/vecintrin.h: Fix file description in comment.
19388 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19390 * config/s390/s390-builtin-types.def: Change builtin type naming
19391 scheme to match builtin-types.def.
19393 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
19395 * fold-const.c (optimize_minmax_comparison): Remove.
19396 (fold_comparison): Remove call to the above.
19397 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
19398 New transformations.
19400 2016-06-13 Alan Hayward <alan.hayward@arm.com>
19402 PR tree-optimization/71416
19403 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
19406 2016-06-13 Martin Liska <mliska@suse.cz>
19408 * predict.c (enum predictor_reason): Prefix enum with REASON_.
19409 (combine_predictions_for_insn): Likewise.
19410 (prune_predictions_for_bb): Likewise.
19411 (combine_predictions_for_bb): Likewise.
19413 2016-06-13 Richard Biener <rguenther@suse.de>
19415 PR tree-optimization/71505
19416 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
19417 assert match comment.
19419 2016-06-13 Marek Polacek <polacek@redhat.com>
19421 PR middle-end/71476
19422 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
19423 gimplify_switch_expr.
19424 (warn_switch_unreachable_r): New function.
19426 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19429 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
19432 2016-06-13 Richard Biener <rguenther@suse.de>
19434 PR middle-end/64516
19435 * fold-const.c (fold_unary_loc): Preserve alignment when
19436 folding a VIEW_CONVERT_EXPR into a MEM_REF.
19438 2016-06-13 Martin Liska <mliska@suse.cz>
19441 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
19442 w/ -fsanitize=bounds.
19444 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19446 * config/i386/i386.c (ix86_init_builtins): Calculate
19447 FLOAT128_FTYPE_CONST_STRING function type only once.
19448 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
19449 built-in functions are available for x86-32 and x86-64 targets.
19451 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
19454 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
19455 New primitive type.
19456 (FLOAT128_FTYPE_CONST_STRING): New function type.
19457 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
19458 [IX86_BUILTIN_NANSQ]: Ditto.
19459 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19460 (ix86_init_builtin_types): Declare const_string_type_node.
19461 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
19463 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
19464 * doc/extend.texi (x86 Built-in Functions): Document
19465 __builtin_nanq and __builtin_nansq.
19467 2016-06-11 Jiong Wang <jiong.wang@arm.com>
19470 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
19471 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
19472 length for pop patterns.
19473 (arm_attr_length_push_multi): Update comments.
19474 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
19476 (*pop_multiple_with_writeback_and_return): Likewise.
19477 (*pop_multiple_with_return): Likewise.
19479 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
19481 PR middle-end/71310
19482 * fold-const.c (optimize_bit_field_compare): Don't try to use
19483 word_mode unconditionally for reading the bit field, look at
19484 DECL_BIT_FIELD_REPRESENTATIVE instead.
19486 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
19488 PR middle-end/71478
19489 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
19490 vector integer type.
19492 2016-06-10 Jakub Jelinek <jakub@redhat.com>
19494 PR middle-end/71494
19495 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
19496 without LABEL_DECL, set *handled_ops_p to false instead of true.
19498 2016-06-10 Martin Sebor <msebor@redhat.com>
19501 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
19502 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
19503 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
19505 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
19506 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
19507 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
19508 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
19509 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
19510 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
19511 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
19512 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
19514 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19516 * config/arm/arm.h (pool_vector_label,
19517 return_used_this_function): Remove.
19519 2016-06-10 Jeff Law <law@redhat.com>
19521 PR tree-optimization/71335
19522 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
19523 zero length paths here.
19524 (convert_and_register_jump_thread_path): Remove hacks related to
19525 duplicated blocks in the jump thread path.
19526 (fsm_find_control_statement_thread_paths): Avoid putting the same
19527 block on the thread path twice, but ensure the thread path is
19528 unchanged from the caller's point of view.
19530 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19532 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
19533 * predict.def (PRED_LOOP_BRANCH): Remove.
19535 2016-06-10 David Malcolm <dmalcolm@redhat.com>
19537 * Makefile.in (OBJS): Add ggc-tests.o.
19538 (GTFILES): Add ggc-tests.c.
19539 * ggc-tests.c: New file.
19540 * selftest-run-tests.c (selftest::run_tests): Call
19541 selftest::ggc_tests_c_tests.
19542 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
19544 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
19546 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
19548 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
19551 * varasm.c (place_block_symbol): Adjust alignment for asan protected
19552 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
19554 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
19556 * profile.c: Include cfgloop.h.
19557 (branch_prob): Compute estimated number of iterations.
19558 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
19559 recompute estimate number of iterations from profile.
19561 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
19563 PR inline-asm/68843
19564 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
19565 must be grouped on top of stack. Don't force early clobber
19566 on ordinary reg outputs.
19568 2016-06-10 Richard Biener <rguenther@suse.de>
19570 * targhooks.c (default_builtin_vectorization_cost): Adjust
19571 vec_construct cost.
19573 2016-06-10 Richard Biener <rguenther@suse.de>
19575 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
19576 to fold the RHS to a constant if possible.
19578 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
19580 PR middle-end/71373
19581 * tree-nested.c (convert_nonlocal_omp_clauses)
19582 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
19583 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
19584 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
19586 * gimplify.c (gimplify_adjust_omp_clauses): Discard
19588 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
19590 * omp-low.c (scan_sharing_clauses): Don't expect
19591 OMP_CLAUSE__CACHE_.
19593 2016-06-10 Alan Hayward <alan.hayward@arm.com>
19595 PR tree-optimization/71407
19596 PR tree-optimization/71416
19597 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
19598 BIT_FIELD_REF type.
19600 2016-06-10 Richard Biener <rguenther@suse.de>
19602 PR middle-end/71477
19603 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
19605 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
19607 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
19609 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
19610 Jiong Wang <jiong.wang@arm.com>
19612 PR rtl-optimization/70751
19613 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
19614 spilled into memory.
19616 2016-06-09 Jonathan Yong <10walls@gmail.com>
19619 2015-09-21 Jonathan Yong <10walls@gmail.com>
19621 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
19622 sysroot/usr/lib/32api for additional win32 libraries,
19623 fixes failing Cygwin bootstrapping.
19625 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
19627 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
19630 2016-06-09 David Malcolm <dmalcolm@redhat.com>
19633 * pretty-print.c (pp_indent): Specify that %p is printed in a
19634 host-dependent manner.
19635 (test_pp_format): Remove the test for %p.
19637 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
19639 * config/mips/mips.c (mips_output_jump): Fix formatting.
19641 2016-06-09 Richard Biener <rguenther@suse.de>
19643 PR tree-optimization/71462
19644 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
19647 2016-06-09 Martin Liska <mliska@suse.cz>
19649 * predict.c (dump_prediction): Add new argument.
19650 (enum predictor_reason): New enum.
19651 (struct predictor_hash): New struct.
19652 (predictor_hash::hash): New function.
19653 (predictor_hash::equal): Likewise.
19654 (not_removed_prediction_p): New function.
19655 (prune_predictions_for_bb): Likewise.
19656 (combine_predictions_for_bb): Prune predictions.
19658 2016-06-09 Martin Liska <mliska@suse.cz>
19660 * predict.c (filter_predictions): New function.
19661 (remove_predictions_associated_with_edge): Use the filter
19663 (equal_edge_p): New function.
19665 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
19667 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
19668 Correct usage of @samp vs @option, add @samp where appropriate.
19669 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
19670 Add armv6s-m and document it, as it is no official ARM name.
19672 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19674 * ifcvt.c (struct noce_if_info): Add transform_name field.
19675 (noce_try_move): Set if_info->transform_name to the function name.
19676 (noce_try_ifelse_collapse): Likewise.
19677 (noce_try_store_flag): Likewise.
19678 (noce_try_inverse_constants): Likewise.
19679 (noce_try_store_flag_constants): Likewise.
19680 (noce_try_addcc): Likewise.
19681 (noce_try_store_flag_mask): Likewise.
19682 (noce_try_cmove): Likewise.
19683 (noce_try_cmove_arith): Likewise.
19684 (noce_try_minmax): Likewise.
19685 (noce_try_abs): Likewise.
19686 (noce_try_sign_mask): Likewise.
19687 (noce_try_bitop): Likewise.
19688 (noce_convert_multiple_sets): Likewise.
19689 (noce_process_if_block): Print if_info->transform_name to
19690 dump_file if transformation succeeded.
19692 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19694 * config/arm/cortex-a57.md (cortex_a57_alu):
19697 2016-06-08 Martin Sebor <msebor@redhat.com>
19698 Jakub Jelinek <jakub@redhat.com>
19702 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
19703 BUILT_IN_MUL_OVERFLOW_P): New builtins.
19704 * builtins.c: Include gimple-fold.h.
19705 (fold_builtin_arith_overflow): Handle
19706 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
19707 (fold_builtin_3): Likewise.
19708 * doc/extend.texi (Integer Overflow Builtins): Document
19709 __builtin_{add,sub,mul}_overflow_p.
19711 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
19713 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
19714 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
19716 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
19718 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
19719 Rewrite, looking one level down for records and arrays.
19721 2016-06-08 David Malcolm <dmalcolm@redhat.com>
19723 * pretty-print.c: Include "selftest.h".
19724 (pp_format): Fix comment.
19725 (identifier_to_locale): Likewise.
19726 (selftest::test_basic_printing): New function.
19727 (selftest::assert_pp_format): New function.
19728 (selftest::test_pp_format): New function.
19729 (selftest::pretty_print_c_tests): New function.
19730 * selftest-run-tests.c (selftest::run_tests): Call
19731 selftest::pretty_print_c_tests.
19732 * selftest.h (pretty_print_c_tests): New declaration.
19734 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19736 * invoke.texi (max-loop-headers-insns): Document.
19737 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
19738 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
19739 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
19741 2016-06-08 Richard Biener <rguenther@suse.de>
19743 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
19744 on strided SLP loads and fall back to scalar loads in case
19745 we can't chunk them.
19747 2016-06-08 Richard Biener <rguenther@suse.de>
19749 PR tree-optimization/71452
19750 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
19751 type used for the SSA rewrite has enough precision to cover
19752 the dynamic type of the location.
19754 2016-06-08 Jakub Jelinek <jakub@redhat.com>
19755 Richard Biener <rguenther@suse.de>
19758 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
19759 the same as DECL_P (base0) for indirect_base0. Use equality_code
19760 in one further place.
19762 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
19764 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
19765 to one word if the field is known to overlap other words.
19766 (extract_bit_field_1): Likewise.
19767 (store_split_bit_field): Remove compensating code.
19768 (extract_split_bit_field): Likewise.
19770 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
19774 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
19776 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19778 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
19780 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
19781 (arch64_addpv4sf): Delete.
19782 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
19783 "gen_aarch64_addpv4sf".
19784 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
19786 (vpadds_f32): Likewise.
19787 (vpaddq_f32): Likewise.
19788 (vpaddq_f64): Likewise.
19790 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19792 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
19794 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
19795 to VALLF. Rename to "fabd<mode>3".
19796 "*fabd_scalar<mode>3): Delete.
19797 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
19799 (vabdd_f64): Likewise.
19800 (vabd_f32): Likewise.
19801 (vabd_f64): Likewise.
19802 (vabdq_f32): Likewise.
19803 (vabdq_f64): Likewise.
19805 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19807 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
19809 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
19810 "aarch64_rsqrts<mode>".
19811 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
19812 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
19814 (vrsqrtsd_f64): Likewise.
19815 (vrsqrts_f32): Likewise.
19816 (vrsqrts_f64): Likewise.
19817 (vrsqrtsq_f32): Likewise.
19818 (vrsqrtsq_f64): Likewise.
19820 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19822 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
19824 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
19825 "aarch64_rsqrte<mode>".
19826 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
19827 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
19829 (vrsqrted_f64): Likewise.
19830 (vrsqrte_f32): Likewise.
19831 (vrsqrte_f64): Likewise.
19832 (vrsqrteq_f32): Likewise.
19833 (vrsqrteq_f64): Likewise.
19835 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19837 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
19839 (fcvtzs): Likewise.
19840 (fcvtzu): Likewise.
19841 * config/aarch64/aarch64-simd.md
19842 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
19843 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
19844 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
19846 (vcvt_n_f32_u32): Likewise.
19847 (vcvt_n_s32_f32): Likewise.
19848 (vcvt_n_u32_f32): Likewise.
19849 (vcvtq_n_f32_s32): Likewise.
19850 (vcvtq_n_f32_u32): Likewise.
19851 (vcvtq_n_f64_s64): Likewise.
19852 (vcvtq_n_f64_u64): Likewise.
19853 (vcvtq_n_s32_f32): Likewise.
19854 (vcvtq_n_s64_f64): Likewise.
19855 (vcvtq_n_u32_f32): Likewise.
19856 (vcvtq_n_u64_f64): Likewise.
19857 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
19858 (VSDQ_SDI): Likewise.
19859 (fcvt_target): Support V4DI, V4SI and V2SI.
19860 (FCVT_TARGET): Likewise.
19862 2016-06-08 Jiong Wang <jiong.wang@arm.com>
19864 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
19865 (TYPES_BINOP_SUS): Likewise.
19866 (aarch64_simd_builtin_data): Update include file name.
19867 (aarch64_builtins): Likewise.
19868 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
19869 for conversion between scalar float-point and fixed-point.
19871 (fcvtzs): Likewise.
19872 (fcvtzu): Likewise.
19873 * config/aarch64/aarch64.md
19874 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
19875 pattern for conversion between scalar float to fixed-pointer.
19876 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
19877 (UNSPEC_FCVTZS): New UNSPEC enumeration.
19878 (UNSPEC_FCVTZU): Likewise.
19879 (UNSPEC_SCVTF): Likewise.
19880 (UNSPEC_UCVTF): Likewise.
19881 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
19883 (vcvtd_n_f64_u64): Likewise.
19884 (vcvtd_n_s64_f64): Likewise.
19885 (vcvtd_n_u64_f64): Likewise.
19886 (vcvtd_n_f32_s32): Likewise.
19887 (vcvts_n_f32_u32): Likewise.
19888 (vcvtd_n_s32_f32): Likewise.
19889 (vcvts_n_u32_f32): Likewise.
19890 * config/aarch64/iterators.md (fcvt_target): Support integer to float
19892 (FCVT_TARGET): Likewise.
19893 (FCVT_FIXED2F): New iterator.
19894 (FCVT_F2FIXED): Likewise.
19895 (fcvt_fixed_insn): New define_int_attr.
19897 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19899 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
19900 some statements was removed.
19902 2016-06-08 Alan Hayward <alan.hayward@arm.com>
19904 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
19905 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
19906 (vect_can_advance_ivs_p): likewise.
19907 (vect_update_ivs_after_vectorizer): likewise.
19908 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
19909 (vect_analyze_scalar_cycles_1): likewise.
19910 (vect_analyze_loop_operations): likewise.
19911 (report_vect_op): likewise.
19912 (vect_is_slp_reduction): likewise.
19913 (vect_is_simple_reduction): likewise.
19914 (get_initial_def_for_induction): likewise.
19915 (vect_transform_loop): likewise.
19916 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
19917 (vect_recog_sad_pattern): likewise.
19918 (vect_recog_widen_sum_pattern): likewise.
19919 (vect_recog_widening_pattern): likewise.
19920 (vect_recog_divmod_pattern): likewise.
19921 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
19922 (vect_analyze_slp_instance): likewise.
19923 (vect_transform_slp_perm_load): likewise.
19924 (vect_schedule_slp_instance): likewise.
19926 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19928 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
19929 (return_prediction): PRED_CONST_RETURN predict return as not taken.
19930 * predict.def (PRED_CONTINUE): Change hitrate 50->67
19931 (PRED_LOOP_BRANCH): Document predictor as broken.
19932 (PRED_LOOP_EXIT): Change hitrate 91->92.
19933 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
19934 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
19935 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
19936 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
19937 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
19938 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
19939 (PRED_CALL): Chane hitrate 71->67.
19940 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
19941 (PRED_GOTO): Document as unused right now.
19942 (PRED_CONST_RETURN): Change hitrate 67->69
19943 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
19944 (PRED_NULL_RETURN): Change hitrate 91->90.
19945 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
19946 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
19947 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
19949 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
19951 * config/rs6000/altivec.h: Add __builtin_vec_mul.
19952 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
19953 special case Altivec builtin.
19954 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
19955 VSX_BUILTIN_VEC_MUL (replaced with special case code).
19956 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
19957 code for ALTIVEC_BUILTIN_VEC_MUL.
19958 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
19959 for __builtin_vec_mul.
19961 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
19963 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
19966 2016-06-07 David Malcolm <dmalcolm@redhat.com>
19968 * spellcheck.c (selftest::test_find_closest_string): New function.
19969 (spellcheck_c_tests): Call the above.
19971 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19973 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
19975 2016-06-07 Jakub Jelinek <jakub@redhat.com>
19977 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
19978 Yv=Yv,C alternatives.
19980 2016-06-07 Richard Biener <rguenther@suse.de>
19983 * common.opt (ffast-math): Make Optimization.
19985 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
19986 Prachi Godbole <prachi.godbole@imgtec.com>
19988 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
19989 `fabs' and `fneg' type attributes.
19990 (p5600_fpu_fabs): Add `fmove' to the comment.
19992 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
19994 * gimple.c: Include builtins.h
19995 (gimple_inexpensive_call_p): New function.
19996 * gimple.h (gimple_inexpensive_call_p): Declare.
19997 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
19998 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
20001 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
20003 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
20004 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
20005 warning_at_rich_loc, warning_n, pedwarn, permerror,
20006 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
20007 sorry, fatal_error, internal_error, internal_error_no_backtrace):
20010 2016-06-07 Richard Biener <rguenther@suse.de>
20012 PR tree-optimization/71428
20013 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
20014 BIT_FIELD_REF op vs. load.
20016 2016-06-07 Richard Biener <rguenther@suse.de>
20018 PR middle-end/71423
20019 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
20022 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20024 * config/pa/pa.md (call): Generate indirect long calls to non-local
20025 functions on TARGET_64BIT.
20026 (call_value): Likewise.
20028 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
20030 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
20031 pattern and subsequent splitters.
20032 (call_val_reg_64bit_post_reload): Likewise.
20034 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20036 PR middle-end/71408
20037 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
20038 propagate_op_to_single_use.
20040 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
20042 PR middle-end/71281
20043 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
20045 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
20047 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
20048 (enum x86_dirflag_state): New enum.
20049 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
20050 (machine_function): Remove needs_cld.
20051 (ix86_current_function_needs_cld): Remove.
20052 * config/i386/i386.c (ix86_set_func_type): Set
20053 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
20054 (ix86_expand_prologue): Do not emit CLD here.
20055 (ix86_dirflag_mode_needed): New function.
20056 (ix86_dirflag_mode_entry): Ditto.
20057 (ix86_mode_needed): Handle X86_DIRFLAG entity.
20058 (ix86_mode_after): Ditto.
20059 (ix86_mode_entry): Ditto.
20060 (ix86_mode_exit): Ditto.
20061 (ix86_emit_mode_set): Ditto.
20062 * config/i386/i386.md (strmov_singleop): Set
20063 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
20064 Do not set ix86_current_function_needs_cld.
20066 (strset_singleop): Ditto.
20068 (cmpstrnqi_nz_1): Ditto.
20069 (cmpstrnqi_1): Ditto.
20070 (strlenqi_1): Ditto.
20072 2016-06-06 Jakub Jelinek <jakub@redhat.com>
20074 PR tree-optimization/71259
20075 * tree-vect-slp.c (vect_get_constant_vectors): For
20076 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
20077 one for constant op, and use COND_EXPR for non-constant.
20079 2016-06-06 David Malcolm <dmalcolm@redhat.com>
20081 * Makefile.in (OBJS): Add function-tests.o,
20082 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
20083 selftest-run-tests.o.
20084 (OBJS-libcommon): Add selftest.o.
20085 (OBJS-libcommon-target): Add selftest.o.
20086 (all.internal): Add "selftest".
20087 (all.cross): Likewise.
20088 (selftest): New phony target.
20089 (s-selftest): New target.
20090 (selftest-gdb): New phony target.
20091 (COLLECT2_OBJS): Add selftest.o.
20092 * bitmap.c: Include "selftest.h".
20093 (selftest::test_gc_alloc): New function.
20094 (selftest::test_set_range): New function.
20095 (selftest::test_clear_bit_in_middle): New function.
20096 (selftest::test_copying): New function.
20097 (selftest::test_bitmap_single_bit_set_p): New function.
20098 (selftest::bitmap_c_tests): New function.
20099 * common.opt (fself-test): New.
20100 * diagnostic-show-locus.c: Include "selftest.h".
20101 (make_range): New function.
20102 (test_range_contains_point_for_single_point): New function.
20103 (test_range_contains_point_for_single_line): New function.
20104 (test_range_contains_point_for_multiple_lines): New function.
20105 (assert_eq): New function.
20106 (test_get_line_width_without_trailing_whitespace): New function.
20107 (selftest::diagnostic_show_locus_c_tests): New function.
20108 * et-forest.c: Include "selftest.h".
20109 (selftest::test_single_node): New function.
20110 (selftest::test_simple_tree): New function.
20111 (selftest::test_disconnected_nodes): New function.
20112 (selftest::et_forest_c_tests): New function.
20113 * fold-const.c: Include "selftest.h".
20114 (selftest::assert_binop_folds_to_const): New function.
20115 (selftest::assert_binop_folds_to_nonlvalue): New function.
20116 (selftest::test_arithmetic_folding): New function.
20117 (selftest::fold_const_c_tests): New function.
20118 * function-tests.c: New file.
20119 * gimple.c: Include "selftest.h".
20120 Include "gimple-pretty-print.h".
20121 (selftest::verify_gimple_pp): New function.
20122 (selftest::test_assign_single): New function.
20123 (selftest::test_assign_binop): New function.
20124 (selftest::test_nop_stmt): New function.
20125 (selftest::test_return_stmt): New function.
20126 (selftest::test_return_without_value): New function.
20127 (selftest::gimple_c_tests): New function.
20128 * hash-map-tests.c: New file.
20129 * hash-set-tests.c: New file.
20130 * input.c: Include "selftest.h".
20131 (selftest::assert_loceq): New function.
20132 (selftest::test_accessing_ordinary_linemaps): New function.
20133 (selftest::test_unknown_location): New function.
20134 (selftest::test_builtins): New function.
20135 (selftest::test_reading_source_line): New function.
20136 (selftest::input_c_tests): New function.
20137 * rtl-tests.c: New file.
20138 * selftest-run-tests.c: New file.
20139 * selftest.c: New file.
20140 * selftest.h: New file.
20141 * spellcheck.c: Include "selftest.h".
20142 (selftest::levenshtein_distance_unit_test_oneway): New function,
20143 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
20144 (selftest::levenshtein_distance_unit_test): Likewise.
20145 (selftest::spellcheck_c_tests): Likewise.
20146 * toplev.c: Include selftest.h.
20147 (toplev::run_self_tests): New.
20148 (toplev::main): Handle -fself-test.
20149 * toplev.h (toplev::run_self_tests): New.
20150 * tree.c: Include "selftest.h".
20151 (selftest::test_integer_constants): New function.
20152 (selftest::test_identifiers): New function.
20153 (selftest::test_labels): New function.
20154 (selftest::tree_c_tests): New function.
20155 * tree-cfg.c: Include "selftest.h".
20156 (selftest::push_fndecl): New function.
20157 (selftest::test_linear_chain): New function.
20158 (selftest::test_diamond): New function.
20159 (selftest::test_fully_connected): New function.
20160 (selftest::tree_cfg_c_tests): New function.
20161 * vec.c: Include "selftest.h".
20162 (selftest::safe_push_range): New function.
20163 (selftest::test_quick_push): New function.
20164 (selftest::test_safe_push): New function.
20165 (selftest::test_truncate): New function.
20166 (selftest::test_safe_grow_cleared): New function.
20167 (selftest::test_pop): New function.
20168 (selftest::test_safe_insert): New function.
20169 (selftest::test_ordered_remove): New function.
20170 (selftest::test_unordered_remove): New function.
20171 (selftest::test_block_remove): New function.
20172 (selftest::reverse_cmp): New function.
20173 (selftest::test_qsort): New function.
20174 (selftest::vec_c_tests): New function.c.
20175 * wide-int.cc: Include selftest.h and wide-int-print.h.
20176 (selftest::from_int <wide_int>): New function.
20177 (selftest::from_int <offset_int>): New function.
20178 (selftest::from_int <widest_int>): New function.
20179 (selftest::assert_deceq): New function.
20180 (selftest::assert_hexeq): New function.
20181 (selftest::test_printing <VALUE_TYPE>): New function template.
20182 (selftest::test_ops <VALUE_TYPE>): New function template.
20183 (selftest::test_comparisons <VALUE_TYPE>): New function template.
20184 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
20186 (selftest::wide_int_cc_tests): New function.
20188 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20190 PR middle-end/37780
20191 * ifcvt.c (noce_try_ifelse_collapse): New function.
20193 (noce_process_if_block): Call noce_try_ifelse_collapse.
20194 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
20195 (simplify_ternary_operation): Use the above to simplify
20196 conditional CLZ/CTZ expressions.
20198 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20200 PR middle-end/37780
20201 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
20202 define_insn_and_split.
20204 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20206 PR middle-end/37780
20207 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
20209 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
20212 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
20213 Implicitly clobber memory for basic asm with non-empty assembler
20214 string. Use targetm.md_asm_adjust also here.
20215 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
20216 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
20217 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
20218 non-empty assembler string.
20219 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
20220 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
20221 (decode_asm_operands): Handle basic asm in PARALLEL block.
20222 (extract_insn): Handle basic asm in PARALLEL block.
20223 * doc/extend.texi: Mention new behavior of basic asm.
20224 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
20225 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
20226 branch_needs_nop_p): Use asm_noperands.
20228 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
20230 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
20231 Include the M7 SPARC DFA scheduler.
20232 New attribute v3pipe.
20233 Annotate insns with v3pipe where appropriate.
20234 Define cpu_feature vis4.
20235 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
20236 Add (V8QI "8") to vbits.
20237 Add insns {add,sub}v8qi3
20238 Add insns ss{add,sub}v8qi3
20239 Add insns us{add,sub}{v8qi,v4hi}3
20240 Add insns {min,max}{v8qi,v4hi,v2si}3
20241 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
20242 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
20243 * config/sparc/niagara4.md: Add a comment explaining the
20244 discrepancy between the documented latenty numbers and the
20246 * config/sparc/niagara7.md: New file.
20247 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
20248 supports SPARC5 and VIS 4.0 instructions.
20249 * configure: Regenerate.
20250 * config.in: Likewise.
20251 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
20252 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
20253 TARGET_CPU_niagara7.
20254 (ASM_CPU64_DEFAULT_SPEC): Likewise.
20255 (CPP_CPU_SPEC): Handle niagara7.
20256 (ASM_CPU_SPEC): Likewise.
20257 * config/sparc/sparc-opts.h (processor_type): Add
20258 PROCESSOR_NIAGARA7.
20259 (mvis4): New option.
20260 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
20261 (AS_NIAGARA7_FLAG): Define.
20262 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
20263 (CPP_CPU64_DEFAULT_SPEC): Likewise.
20264 (CPP_CPU_SPEC): Handle niagara7.
20265 (ASM_CPU_SPEC): Likewise.
20266 * config/sparc/sparc.c (niagara7_costs): Define.
20267 (sparc_option_override): Handle niagara7 and adjust cache-related
20268 parameters with better values for niagara cpus. Also support VIS4.
20269 (sparc32_initialize_trampoline): Likewise.
20270 (sparc_use_sched_lookahead): Likewise.
20271 (sparc_issue_rate): Likewise.
20272 (sparc_register_move_cost): Likewise.
20273 (dump_target_flag_bits): Support VIS4.
20274 (sparc_vis_init_builtins): Likewise.
20275 (sparc_builtins): Likewise.
20276 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
20278 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
20280 * config/sparc/sparc.opt (sparc_processor_type): New value
20282 * config/sparc/visintrin.h (__attribute__): Prototypes for the
20284 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
20286 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
20289 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
20291 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
20293 2016-06-06 Richard Biener <rguenther@suse.de>
20295 PR tree-optimization/71398
20296 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
20299 2016-06-05 James Bowman <james.bowman@ftdichip.com>
20301 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
20302 ft32_expand_prolog, ft32_expand_epilogue):
20303 Handle pretend_args.
20304 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
20305 * config/ft32/ft32.md: Add pretend_returner.
20307 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
20310 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
20311 Copy op1 RTX to avoid invalid sharing.
20312 (ix86_expand_vector_move_misalign): Ditto.
20314 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
20316 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
20319 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20321 * predict.c (predicted_by_loop_heuristics_p): New function.
20322 (predict_iv_comparison): Use it.
20323 (predict_loops): Walk from innermost loops; do not predict edges
20324 leaving multiple loops multiple times; implement
20325 PRED_LOOP_ITERATIONS_MAX heuristics.
20326 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
20328 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
20330 * cfg.c (check_bb_profile): Do not report mismatched profiles when
20331 only edges out of BB are EH edges.
20333 2016-06-04 Martin Sebor <msebor@redhat.com>
20334 Marcin Baczyński <marbacz@gmail.com>
20337 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
20338 a void expression in a void function.
20340 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20342 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
20343 aux; dump reasons of decisions.
20344 (should_duplicate_loop_header_p): Likewise.
20345 (do_while_loop_p): Likewise.
20346 (ch_base::copy_headers): Dump asi num insns duplicated.
20348 2016-06-04 Jakub Jelinek <jakub@redhat.com>
20350 PR tree-optimization/71405
20351 * tree-ssa.c (execute_update_addresses_taken): For clobber with
20352 incompatible type, build a new clobber with the right type instead
20353 of building a VIEW_CONVERT_EXPR around it.
20355 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20357 PR tree-optimization/52171
20358 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
20359 by_pieces_ninsns instead of move_by_pieces_ninsns.
20361 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
20363 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
20364 for reg+reg addressing mode.
20366 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20368 * rs6000-c.c (c/c-tree.h): Add #include.
20369 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
20370 in C++ when found in the base position of vec_ld or vec_st.
20372 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
20374 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
20375 use of profile unless profile status is PROFILE_READ.
20376 * profile.c (compute_branch_probabilities): Set profile status
20377 only after reporting predictor hitrates.
20379 2016-06-03 Joseph Myers <joseph@codesourcery.com>
20383 * common.opt (ffp-int-builtin-inexact): New option.
20384 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
20385 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
20386 (ceil@var{m}2): Document dependence on this option.
20387 * ipa-inline-transform.c (inline_call): Handle
20388 flag_fp_int_builtin_inexact.
20389 * ipa-inline.c (can_inline_edge_p): Likewise.
20390 * config/i386/i386.md (rintxf2): Do not test
20391 flag_unsafe_math_optimizations.
20392 (rint<mode>2_frndint): New define_insn.
20393 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
20394 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
20395 for 387 instead of extending and truncating.
20396 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
20397 !flag_trapping_math instead of flag_unsafe_math_optimizations.
20398 Change to frndint<mode>2_<rounding>.
20399 (frndintxf2_<rounding>_i387): Likewise. Change to
20400 frndint<mode>2_<rounding>_i387.
20401 (<rounding_insn>xf2): Likewise.
20402 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
20403 !flag_trapping_math instead of flag_unsafe_math_optimizations for
20404 x87. Test TARGET_ROUND || !flag_trapping_math ||
20405 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
20406 SSE. Use ROUND_NO_EXC in constant operand of
20407 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
20408 for 387 instead of extending and truncating.
20410 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
20411 Julia Koval <julia.koval@intel.com>
20423 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
20424 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
20425 all registers, except for function return registers if there are
20426 no caller-saved registers.
20427 (ix86_set_func_type): New function.
20428 (ix86_set_current_function): Call ix86_set_func_type to set
20429 no_caller_saved_registers and func_type. Call reinit_regs if
20430 caller-saved registers are changed. Don't allow MPX, SSE, MMX
20431 nor x87 instructions in interrupt handler nor function with
20432 no_caller_saved_registers attribute.
20433 (ix86_function_ok_for_sibcall): Return false if there are no
20434 caller-saved registers.
20435 (type_natural_mode): Don't warn ABI change for MMX in interrupt
20437 (ix86_function_arg_advance): Skip for callee in interrupt handler.
20438 (ix86_function_arg): Return special arguments in interrupt handler.
20439 (ix86_promote_function_mode): Promote pointer to word_mode only
20440 for normal functions.
20441 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
20443 (ix86_epilogue_uses): New function.
20444 (ix86_hard_regno_scratch_ok): Likewise.
20445 (ix86_save_reg): Preserve all registers in interrupt handler
20446 after reload. Preserve all registers, except for function return
20447 registers, if there are no caller-saved registers after reload.
20448 (find_drap_reg): Always use callee-saved register if there are
20449 no caller-saved registers.
20450 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
20451 for interrupt handler.
20452 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
20453 Emit cld instruction if stringops are used in interrupt handler
20454 or interrupt handler isn't a leaf function.
20455 (ix86_expand_epilogue): Generate interrupt return for interrupt
20456 handler and pop the 'ERROR_CODE' off the stack before interrupt
20457 return in exception handler.
20458 (ix86_expand_call): Disallow calling interrupt handler directly.
20459 If there are no caller-saved registers, mark all registers that
20460 are clobbered by the call which returns as clobbered.
20461 (ix86_handle_no_caller_saved_registers_attribute): New function.
20462 (ix86_handle_interrupt_attribute): Likewise.
20463 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
20465 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
20466 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
20467 accumulation in interrupt function if stack may be realigned to
20469 (EPILOGUE_USES): New.
20470 (function_type): New enum.
20471 (machine_function): Add func_type and no_caller_saved_registers.
20472 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
20473 (interrupt_return): New pattern.
20474 * doc/extend.texi: Document x86 interrupt and
20475 no_caller_saved_registers attributes.
20477 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
20479 PR tree-optimization/52171
20480 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
20481 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
20482 Look for constant strings. Move some code to emit_block_cmp_hints
20484 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
20485 * defaults.h (COMPARE_MAX_PIECES): New macro.
20486 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
20487 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
20488 (clear_by_pieces_1): Don't declare. Move definition before use.
20489 (can_do_by_pieces): New static function.
20490 (can_move_by_pieces): Use it. Return bool.
20491 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
20492 OP. All callers changed. Handle COMPARE_BY_PIECES.
20493 (class pieces_addr); New.
20494 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
20495 pieces_addr::adjust, pieces_addr::increment_address,
20496 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
20498 (class op_by_pieces_d): New.
20499 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
20501 (class move_by_pieces_d, class compare_by_pieces_d,
20502 class store_by_pieces_d): New subclasses of op_by_pieces_d.
20503 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
20504 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
20505 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
20506 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
20507 compare_by_pieces_d::finish_mode): New member functions.
20508 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
20510 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
20511 (emit_block_cmp_hints): New function.
20512 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
20513 use the newly defined classes.
20514 * expr.h (by_pieces_constfn): New typedef.
20515 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
20516 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
20517 (move_by_pieces_ninsns): Don't declare.
20518 (can_move_by_pieces): Change return value to bool.
20519 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
20520 (compare_by_pieces_branch_ratio): New hook.
20521 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
20522 (by_pieces_ninsns): Declare.
20523 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
20525 (default_compare_by_pieces_branch_ratio): New function.
20526 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
20527 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
20528 * doc/tm.texi: Regenerate.
20529 * tree-ssa-strlen.c: Include "builtins.h".
20530 (handle_builtin_memcmp): New static function.
20531 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
20532 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
20534 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20536 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
20537 relevant stmts which are simple and invariant.
20538 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
20539 instead of simple and invariant
20541 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20543 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
20544 (vectorizable_reduction): Check for new relevant state.
20545 (vectorizable_live_operation): vectorize live stmts using
20546 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
20547 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
20548 (vect_stmt_relevant_p): Check for stmts which are only used live.
20549 (process_use): Use of a stmt does not inherit it's live value.
20550 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
20551 (vect_analyze_stmt): Check for new relevant state.
20552 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
20553 outside the loop, but not inside it.
20555 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20557 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
20558 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
20559 (vect_get_vec_def_for_operand): Split out code.
20561 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
20563 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
20565 2016-06-03 Alan Hayward <alan.hayward@arm.com>
20567 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
20569 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20571 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
20573 2016-06-03 Jakub Jelinek <jakub@redhat.com>
20575 PR middle-end/71387
20576 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
20577 to noreturn e->callee->decl that has void return type and void
20578 arguments, adjust gimple_call_fntype and remove lhs even if it had
20579 previously addressable type.
20581 2016-06-02 Jeff Law <law@redhat.com>
20583 PR tree-optimization/71328
20584 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
20585 error when checking for a jump back onto the copied path.
20587 2016-06-02 David Malcolm <dmalcolm@redhat.com>
20589 * config/microblaze/microblaze.c (get_branch_target): Add return
20590 NULL_RTX for the non-CALL_P case.
20591 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
20592 (insert_wic): Remove unused local "j".
20594 2016-06-02 Martin Liska <mliska@suse.cz>
20596 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
20598 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
20599 Julia Koval <julia.koval@intel.com>
20601 * function.c (assign_parm_setup_stack): Force source into a
20602 register if needed.
20603 * target.def (function_incoming_arg): Update documentation to
20604 allow arbitrary address computation based on hard register.
20605 * doc/tm.texi: Regenerated.
20607 2016-06-02 Martin Liska <mliska@suse.cz>
20609 * predict.c (combine_predictions_for_bb): Fix first match in
20610 cases where a first predictor contains more than one occurence
20611 in list of predictors. Take the best value in such case.
20613 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20615 PR rtl-optimization/71295
20616 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
20617 offset would go over the size of the inner mode reject it.
20619 2016-06-02 Jakub Jelinek <jakub@redhat.com>
20621 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
20622 x=x,x and v=v,m instead of x=x,m.
20624 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
20625 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
20626 alternative to v=rm,C.
20628 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
20629 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
20630 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
20631 instead of vex for the last two above mentioned alternatives.
20633 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20636 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
20638 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
20640 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
20642 2016-06-01 David Malcolm <dmalcolm@redhat.com>
20644 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
20645 from int to unsigned.
20647 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20649 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
20650 alternatives, eliminating preferred register class. Add support
20651 for the MTVSRDD instruction in ISA 3.0.
20652 (vsx_splat_v4si_internal): Use splat_input_operand instead of
20653 reg_or_indexed_operand.
20654 (vsx_splat_v4sf_internal): Likewise.
20656 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
20659 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
20660 for loading up all 0's or all 1's.
20662 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
20664 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
20666 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
20668 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
20670 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
20671 * gcc.c (set_source_date_epoch_envvar): New function, sets
20672 the SOURCE_DATE_EPOCH environment variable to the current time.
20674 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20676 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
20677 the factor for live Phi nodes.
20679 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20681 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
20682 * tree-parloops.c (parallelize_loops): likewise.
20683 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
20684 tree_unswitch_outer_loop): likewise.
20686 2016-06-01 Jakub Jelinek <jakub@redhat.com>
20688 PR middle-end/71371
20689 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
20690 around creation of the temporary.
20692 2016-06-01 Richard Biener <rguenther@suse.de>
20694 PR tree-optimization/71366
20695 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
20696 (unloop_loops): Move removing edges here ...
20697 (try_unroll_loop_completely): ... from here.
20698 (try_peel_loop): ... and here.
20699 (tree_unroll_loops_completely_1): Track parent loops via
20700 bitmap of header BBs.
20701 (tree_unroll_loops_completely): Adjust for that.
20703 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
20705 * config/rs6000/altivec.h (vec_slv): New macro.
20706 (vec_srv): New macro.
20707 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
20708 (UNSPEC_VSRV): New value.
20711 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
20712 (vsrv): New builtin definition.
20713 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
20714 define argument types for new builtin.
20715 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
20717 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
20720 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
20721 Jocelyn Mayer <l_indien@magic.fr>
20724 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
20725 detect processor family for signature_CENTAUR_ebx.
20726 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
20727 signature_CENTAUR_ebx.
20728 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
20729 <default>: Pass x86-64 for has_longmode.
20731 2016-06-01 Nathan Sidwell <nathan@acm.org>
20733 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
20736 2016-06-01 Richard Biener <rguenther@suse.de>
20738 PR tree-optimization/71261
20739 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
20740 of stmts successfully put in the bool pattern. Remove
20741 single-use restriction.
20742 (adjust_bool_pattern_cast): Add cast at the use site via the
20743 pattern def sequence.
20744 (adjust_bool_pattern): Remove recursion, maintain a hash-map
20745 of patterned defs. Use the pattern def seqence instead of
20746 multiple independent patterns.
20747 (sort_after_uid): New qsort compare function.
20748 (adjust_bool_stmts): New function to process stmts in the bool
20749 pattern in IL order.
20750 (vect_recog_bool_pattern): Adjust.
20751 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
20752 (ifcvt_walk_pattern_tree): Likewise.
20753 (stmt_is_root_of_bool_pattern): Likewise.
20754 (ifcvt_repair_bool_pattern): Likewise.
20755 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
20757 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
20759 * loop-unroll.c (decide_unroll_constant_iterations,
20760 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
20761 likely upper bounds.
20762 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
20764 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
20766 * tree-core.h (enum omp_clause_code): Remove
20767 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
20769 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20771 * config/arm/sync.md (arm_store_exclusive<mode>):
20772 Use 'H' output modifier on operands[2] rather than creating a new
20773 entry in out-of-bounds memory of the operands array.
20774 (arm_store_release_exclusivedi): Likewise.
20776 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20778 * config/arm/arm.c (arm_fusion_enabled_p): New function.
20779 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
20780 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
20781 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
20783 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
20785 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
20786 into account live statements for mask producers.
20788 2016-06-01 Richard Biener <rguenther@suse.de>
20790 PR tree-optimization/71311
20791 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
20792 restrict to non-INTEGER_CST @0.
20794 2016-06-01 Richard Biener <rguenther@suse.de>
20796 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
20797 (relational patterns): Use :c to avoid pattern duplications.
20799 2016-06-01 Richard Biener <rguenther@suse.de>
20801 * genmatch.c (comparison_code_p): New predicate.
20802 (swap_tree_comparison): New function.
20803 (commutate): Add for_vec parameter to append new for entries.
20804 Support commutating relational operators by swapping it alongside
20806 (lower_commutative): Adjust.
20807 (dt_simplify::gen): Do not pass artificial operators to gen
20809 (decision_tree::gen): Do not add artificial operators as parameters.
20810 (parser::parse_expr): Verify operator commutativity when :c is
20811 applied. Allow :C to override this.
20812 * match.pd: Adjust patterns to use :C instead of :c where required.
20814 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
20816 PR tree-optimization/71077
20817 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
20818 the combining step, use boolean_false_node and boolean_true_node
20819 as the designated false/true return values.
20821 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20823 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
20824 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
20825 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
20828 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20830 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
20831 of flags impliying the register renaming.
20832 * toplev.c (process_options): Do not imply flag_rename_registers with
20835 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20837 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
20838 default implementation.
20840 2016-05-31 Nathan Sidwell <nathan@acm.org>
20842 * dwarf2out.c (cur_line_info_table): Add GTY marker.
20844 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20846 * config/sh/constraints.md (b): Remove constraint.
20847 * config/sh/predicates.md (arith_reg_operand): Remove
20849 * config/sh/sh-modes.def (PDI): Remove.
20850 * config/sh/sh.c (sh_target_reg_class,
20851 sh_optimize_target_register_callee_saved): Remove functions.
20852 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
20853 (sh_expand_epilogue): Update comment.
20854 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
20855 sh_secondary_reload): Remove TARGET_REGS related code.
20856 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
20857 TARGET_REGISTER_P): Remove macros.
20858 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
20859 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
20860 TR1_REG, TR2_REG): Remove constants.
20861 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
20863 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20865 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
20866 define_expand patterns.
20867 (adddi3_compact): Rename to adddi3.
20868 (subdi3_compact): Rename to subdi3.
20869 (*negdi2): Rename to negdi2.
20870 (*abs<mode>2): Rename to abs<mode>2.
20872 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
20874 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
20875 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
20876 (atomic_sub_fetchsi): ... this new pattern.
20877 (mvtc): Add CC_REG clobber.
20879 2016-05-31 Marek Polacek <polacek@redhat.com>
20881 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
20883 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20885 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
20886 aarch64_fusion_enabled_p to check for fusion capabilities.
20888 2016-05-31 Richard Biener <rguenther@suse.de>
20890 PR tree-optimization/71352
20891 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
20892 minus one and a negate.
20894 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20896 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
20897 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
20899 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
20900 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
20901 Remove use of aarch64_simd_attr_length_move, set length attribute
20903 (*aarch64_be_movoi): Likewise.
20904 (*aarch64_be_movci): Likewise.
20905 (*aarch64_be_movxi): Likewise.
20907 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
20909 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
20910 It no longer does that.
20911 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
20913 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
20915 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
20916 attribute __unused__.
20918 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
20920 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
20921 * config/arm/arm.c (arm_arch_thumb1): Define.
20922 (arm_option_override): Initialize arm_arch_thumb1.
20923 * config/arm/arm.h (arm_arch_thumb1): Declare.
20924 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
20925 support Thumb-1 ISA.
20927 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
20930 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
20931 `Yv' for scalar operand.
20933 2016-05-31 Tom de Vries <tom@codesourcery.com>
20935 PR tree-optimization/69068
20936 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
20937 phis with more than two args.
20939 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
20941 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
20942 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
20945 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
20947 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
20949 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
20951 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
20952 cpu_32, cpu_64, tune_32 and tune_64.
20953 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
20955 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
20957 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
20959 2016-05-30 Andi Kleen <ak@linux.intel.com>
20961 * auto-profile.c (read_profile): Replace asserts with errors
20962 when file does not exist.
20963 * gcov-io.c (gcov_read_words): Dito.
20965 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20967 * tree-cfg.c (print_loop): Print likely upper bounds.
20969 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20971 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
20972 * opts.c (default_options): Enable peel loops at -O3.
20973 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
20974 (try_peel_loop): Do not re-peel already peeled loops;
20975 use likely upper bounds; fix profile updating.
20976 (pass_complete_unroll::execute): Initialize peeled_loops.
20978 2016-05-30 Martin Liska <mliska@suse.cz>
20980 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
20981 computed costs by frequency of BB they belong to.
20982 (get_scaled_computation_cost_at): New function.
20984 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
20985 Marc Glisse <marc.glisse@inria.fr>
20987 PR tree-optimization/71289
20988 * match.pd (-1 / B < A, A > -1 / B): New transformations.
20990 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20992 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
20994 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
20996 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
20997 for peeled copies; avoid underflow when updating estimates; correctly
20998 scale loop profile.
21000 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21002 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
21003 r236875. Corrected oe3 to oe2 as obvious.
21005 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21007 PR middle-end/71269
21008 PR middle-end/71252
21009 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
21010 that inserted stmt will not dominate stmts that defines its operand.
21011 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
21012 (rewrite_expr_tree_parallel): Likewise.
21014 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
21016 PR middle-end/71252
21017 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
21018 all fields including stmt_to_insert are swapped.
21020 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21022 * predict.h (force_edge_cold): Declare.
21023 * predict.c (force_edge_cold): New function.
21024 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
21026 (canonicalize_loop_induction_variables): Fix formating.
21028 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
21030 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
21031 (visium_expand_copysign): Use gen_int_mode directly.
21032 (visium_compute_frame_size): Minor tweaks.
21034 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
21036 * tree-vect-loop.c (vect_analyze_loop_2): Use
21037 likely_max_stmt_executions_int.
21039 2016-05-30 Tom de Vries <tom@codesourcery.com>
21041 PR tree-optimization/69067
21042 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
21044 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
21047 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
21048 New peepholes to remove unneeded fild/fistp pairs.
21049 (define_peephole2 atomic_loaddi_fpu): Ditto.
21051 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21053 * predict.c (maybe_hot_frequency_p): Avoid division.
21055 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
21057 * doc/install.texi: Use https for shop.fsf.org.
21059 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21061 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
21062 likely_max_stmt_executions_int.
21064 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21066 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
21067 likely_max_stmt_executions_int.
21069 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21071 * profile.c (compute_branch_probabilities): Do not report hitrates
21073 (branch_prob): Report hitrates here.
21074 * predict.c (gimple_predict_edge): Do not assert profile status;
21075 fix formatting issues.
21077 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21079 * predict.c (edge_predicted_by_p): New function.
21080 (predict_paths_for_bb): Do not put multiple predictions of the same type
21083 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21085 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
21088 2016-05-28 Alan Modra <amodra@gmail.com>
21090 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
21092 2016-05-28 Alan Modra <amodra@gmail.com>
21094 PR rtl-optimization/71275
21095 * ira.c (ira): Free dominance info.
21097 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
21099 * doc/sourcebuild.texi: New address for upstream Go repository.
21101 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
21103 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
21104 (TARGET_ARM_V7M): Likewise.
21106 2016-05-26 Jeff Law <law@redhat.com>
21108 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
21109 (thread_across_edge): Remove calls to find_jump_threads_backwards.
21110 * passes.def: Add jump threading passes before DOM/VRP.
21111 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
21112 argument to a basic block from an edge. Remove tests which are
21114 (pass_data_thread_jumps, class pass_thread_jumps): New.
21115 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
21116 (make_pass_thread_jumps): Likewise.
21117 * tree-pass.h (make_pass_thread_jumps): Declare.
21119 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
21121 * config/visium/visium-protos.h (split_double_move): Rename into...
21122 (visium_split_double_move): ...this.
21123 (visium_split_double_add): Declare.
21124 * config/visium/visium.c (split_double_move): Rename into...
21125 (visium_split_double_move): ...this.
21126 (visium_split_double_add): New function.
21127 (visium_expand_copysign): Renumber operands for consistency.
21128 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
21129 (DFmode move splitter): Likewise.
21130 (*addi3_insn): Split by means of visium_split_double_add.
21131 (*adddi3_insn_flags): Delete.
21132 (*plus_plus_sltu<subst_arith>): New insn.
21133 (*subdi3_insn): Split by means of visium_split_double_add.
21134 (subdi3_insn_flags): Delete.
21135 (*minus_minus_sltu<subst_arith>): New insn.
21136 (*negdi2_insn): Split by means of visium_split_double_add.
21137 (*negdi2_insn_flags): Delete.
21139 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
21141 * configure.ac: Treat a --with-headers option without argument
21142 the same as the default (i.e. consult sys-include directory).
21143 * configure: Regenerate.
21145 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21147 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
21148 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
21150 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
21151 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21153 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21156 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
21157 tree-stdarg analysis results.
21158 (aarch64_setup_incoming_varargs): Likewise.
21160 2016-05-27 Jiong Wang <jiong.wang@arm.com>
21162 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
21163 va_list_gpr_counter_field and va_list_fpr_counter_field.
21165 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
21168 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
21169 * config/aarch64/aarch64.c
21170 (aarch64_cannot_change_mode_class): Remove function.
21171 * config/aarch64/aarch64-protos.h
21172 (aarch64_cannot_change_mode_class): Remove.
21174 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
21176 * cfgloop.c (record_niter_bound): Record likely upper bounds.
21177 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
21178 get_likely_max_loop_iterations_int): New.
21179 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
21180 any_likely_upper_bound.
21181 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
21183 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
21184 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
21186 (unroll_loop_constant_iterations): Likewise.
21187 (unroll_loop_runtime_iterations): Likewise.
21188 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
21189 * lto-streamer-out.c (output_cfg): Likewise.
21190 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
21192 (canonicalize_loop_induction_variables): Dump likely upper bounds.
21193 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
21194 (likely_max_loop_iterations): New.
21195 (likely_max_loop_iterations_int): New.
21196 (likely_max_stmt_executions): New.
21197 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
21198 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
21199 likely_max_stmt_executions): Declare.
21201 2016-05-27 Marek Polacek <polacek@redhat.com>
21203 PR middle-end/71308
21204 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
21206 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21208 * config/s390/s390.md (2x risbg splitters): Use
21209 reg_overlap_mentioned_p instead of rtx_equal_p.
21211 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
21213 * combine.c (make_compound_operation): Take known zero bits into
21214 account when checking for possible zero_extend.
21216 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21218 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
21219 Use const_int_operand for operand 2 predicate. Simplify expand code
21222 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
21224 PR middle-end/71279
21225 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
21228 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21230 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
21231 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
21232 that returns CC_SESWPmode and CC_ZESWPmode.
21233 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
21235 (aarch64_rtx_costs): Likewise.
21237 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
21239 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
21240 for ISA 3.0 min/max support.
21241 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
21242 conditional move support.
21243 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
21244 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
21246 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
21247 conditional moves where the comparison type is different from move
21249 (fp_minmax): New code iterator for smin/smax.
21250 (minmax): New code attributes for min/max.
21251 (SMINMAX): Likewise.
21252 (smax<mode>3): Combine min, max insns into one insn using the
21253 fp_minmax code iterator. Add support for ISA 3.0 min/max
21254 instructions that don't need -ffast-math.
21255 (s<minmax><mode>3): Likewise.
21256 (smax<mode>3_vsx): Likewise.
21257 (smin<mode>3): Likewise.
21258 (s<minmax><mode>3_vsx): Likewise.
21259 (smin<mode>3_vsx): Likewise.
21260 (pre-VSX min/max splitters): Likewise.
21261 (s<minmax><mode>3_fpr): Likewise.
21262 (movsfcc): Rewrite floating point conditional moves to combine
21263 SFmode/DFmode into a single insn.
21264 (mov<mode>cc): Likewise.
21265 (movdfcc): Likewise.
21266 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
21267 SFDF2 iterators to handle all combinations.
21268 (fseldfsf4): Likewise.
21269 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
21270 (fseldfdf4): Likewise.
21271 (fselsfdf4): Likewise.
21272 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
21273 comparison instructions that set a 0/-1 mask, and use it for
21274 floating point conditional move via XXSEL.
21275 (fpmask<mode>): Likewise.
21276 (xxsel<mode>): Likewise.
21277 * config/rs6000/predicates.md (min_max_operator): Delete, no
21279 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
21280 instructions that generate a 0/-1 mask for use with XXSEL.
21281 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
21282 say whether floating point min/max is available, either through
21283 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
21284 (TARGET_MINMAX_DF): Likewise.
21286 2016-05-27 Alan Modra <amodra@gmail.com>
21288 PR rtl-optimization/71275
21289 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
21290 for update_equiv_regs and combine_and_move_insns.
21292 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
21294 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
21295 if_then_else or cond RTXes to calculate attribute value.
21296 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
21297 <attr "length_immediate>: Ditto.
21298 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
21299 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
21300 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
21301 <attr "type">: Ditto.
21302 <attr "prefix_data16">: Ditto.
21303 <attr "prefix_extra">: Ditto.
21304 <attr "length_immediate">: Ditto.
21305 <attr "prefix">: Ditto.
21306 (vec_set<mode>_0) <attr "isa">: Ditto.
21307 <attr "prefix_extra">: Ditto.
21308 <attr "length_immediate">: Ditto.
21309 <attr "prefix">: Ditto.
21310 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
21311 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
21312 (sse2_storelpd) <attr "prefix_data16">: Ditto.
21313 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
21314 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
21315 <attr "length_immediate">: Ditto.
21316 <attr "prefix">: Ditto.
21317 (sse2_movsd) <attr "length_immediate">: Ditto.
21318 <attr "prefix">: Ditto.
21319 (vec_concatv2df) <attr "isa">: Ditto.
21320 <attr "prefix">: Ditto.
21321 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
21322 (*vec_extractv2di_1) <attr "isa">: Ditto.
21323 <attr "type">: Ditto.
21324 <attr "length_immediate">: Ditto.
21325 <attr "prefix_rex">: Ditto.
21326 <attr "prefix_extra">: Ditto.
21327 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
21328 <attr "prefix_extra">: Ditto.
21329 <attr "length_immediate">: Ditto.
21330 (vec_concatv2di) <attr "isa">: Ditto.
21331 <attr "prefix_extra">: Ditto.
21332 <attr "length_immediate">: Ditto.
21333 <attr "prefix">: Ditto.
21335 2016-05-26 Martin Liska <mliska@suse.cz>
21337 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
21339 (operator+): Likewise.
21340 (operator-): Likewise.
21341 (comp_cost::operator+=): Likewise.
21342 (comp_cost::operator-=): Likewise.
21343 (comp_cost::operator/=): Likewise.
21344 (comp_cost::operator*=): Likewise.
21345 (operator<): Likewise.
21346 (operator==): Likewise.
21347 (operator<=): Likewise.
21348 (new_cost): Remove.
21349 (infinite_cost_p): Likewise.
21350 (add_costs): Likewise.
21351 (sub_costs): Likewise.
21352 (compare_costs): Likewise.
21353 (set_group_iv_cost): Use the newly introduced functions.
21354 (get_address_cost): Likewise.
21355 (get_shiftadd_cost): Likewise.
21356 (force_expr_to_var_cost): Likewise.
21357 (split_address_cost): Likewise.
21358 (ptr_difference_cost): Likewise.
21359 (difference_cost): Likewise.
21360 (get_computation_cost_at): Likewise.
21361 (determine_group_iv_cost_generic): Likewise.
21362 (determine_group_iv_cost_address): Likewise.
21363 (determine_group_iv_cost_cond): Likewise.
21364 (autoinc_possible_for_pair): Likewise.
21365 (determine_group_iv_costs): Likewise.
21366 (cheaper_cost_pair): Likewise.
21367 (iv_ca_recount_cost): Likewise.
21368 (iv_ca_set_no_cp): Likewise.
21369 (iv_ca_set_cp): Likewise.
21370 (iv_ca_cost): Likewise.
21371 (iv_ca_new): Likewise.
21372 (iv_ca_dump): Likewise.
21373 (iv_ca_narrow): Likewise.
21374 (iv_ca_prune): Likewise.
21375 (iv_ca_replace): Likewise.
21376 (try_add_cand_for): Likewise.
21377 (try_improve_iv_set): Likewise.
21378 (find_optimal_iv_set): Likewise.
21380 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
21382 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
21383 that internal functions will clobber all caller-saved registers.
21385 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21387 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
21388 Return a better case_values_threshold when optimizing.
21390 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
21392 * config/aarch64/aarch64-simd.md (aarch64_combinez):
21393 Add ? to integer variant.
21394 (aarch64_combinez_be): Likewise.
21396 2016-05-26 Jakub Jelinek <jakub@redhat.com>
21398 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
21399 instead of x constraint.
21400 (vcvtps2ph256<mask_name>): Likewise.
21402 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
21403 alternative. Formatting fix.
21405 * config/i386/sse.md
21406 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
21408 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
21409 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
21410 maybe_evex prefix instead of vex.
21411 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
21412 EXT_REX_SSE_REG_P (op0) case in the splitter.
21414 2016-05-25 Jeff Law <law@redhat.com>
21416 PR tree-optimization/71272
21417 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
21418 Update comments. Add test for empty path.
21420 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
21422 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
21423 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
21424 special case builtin.
21425 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21426 code for ALTIVEC_BUILTIN_VEC_CMPNE.
21427 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21428 for __builtin_vec_cmpne.
21430 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
21432 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
21433 redundant test and bail out if the type of the new operand is not
21434 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
21436 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21438 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
21439 (x_ix86_target_flags_explicit): Remove.
21440 * config/i386/i386.c (ix86_function_specific_save): Do not copy
21441 x_ix86_target_flags_explicit.
21442 (ix86_function_specific_restore): Ditto.
21444 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
21445 H.J. Lu <hongjiu.lu@intel.com>
21448 * common/config/i386/i386-common.c
21449 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
21450 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
21451 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
21452 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
21453 (-mgeneral-regs-only): Add new option.
21454 * config/i386/i386.c (ix86_option_override_internal): Don't enable
21455 x87 instructions if only general registers are allowed.
21456 (ix86_target_string): Add ix86_flags argument. Handle additional
21457 flags options through ix86_flags argument. Update all callers.
21458 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
21460 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21462 PR rtl-optimization/66940
21463 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
21464 decrementing desired_val will not overflow before performing these
21467 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
21469 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
21470 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
21471 * config/i386/i386.c (enum ix86_builtins): Add
21472 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
21473 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
21474 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
21475 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
21476 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
21477 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
21478 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
21479 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
21480 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
21481 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
21482 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
21483 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
21484 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
21485 __builtin_ia32_cvtps2dq512_mask.
21486 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
21487 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
21488 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
21489 * config/i386/sse.md
21490 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
21492 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
21493 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
21495 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
21496 (avx512f_vec_pack_sfix_v8df): New define_expand.
21497 (avx512f_roundpd512): Rename to ...
21498 (avx512f_round<castmode>512): ... this. Change iterator.
21499 (avx512f_roundps512_sfix): New define_expand.
21500 (round<mode>2_sfix): Change iterator.
21502 2016-05-25 Nick Clifton <nickc@redhat.com>
21504 * config/msp430/msp430.c (msp430_attr): Produce an error if a
21505 static interrupt handler is detected.
21506 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
21507 default linker script.
21508 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
21509 the low part of a symbolic pointer.
21511 2016-05-25 Richard Biener <rguenther@suse.de>
21513 PR tree-optimization/71261
21514 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
21515 interesting stmt instead of immediate uses when looking
21516 for the use operand to replace.
21518 2016-05-25 Martin Liska <mliska@suse.cz>
21520 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
21522 2016-05-25 Richard Biener <rguenther@suse.de>
21524 PR tree-optimization/71264
21525 * tree-vect-stmts.c (vect_init_vector): Properly deal with
21528 2016-05-25 Martin Liska <mliska@suse.cz>
21530 PR tree-optimization/71239
21531 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
21532 if DECL_SIZE is NULL.
21534 2016-05-25 Richard Biener <rguenther@suse.de>
21536 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
21537 * tree-if-conv.c (pass_data_if_conversion): Use it.
21539 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
21541 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
21542 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
21543 * varpool.c (varpool_node::get_availability): Likewise.
21545 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21547 * config/rs6000/altivec.md (VNEG iterator): New iterator for
21548 VNEGW/VNEGD instructions.
21549 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
21550 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
21551 support for ISA 3.0 VNEGW/VNEGD instructions.
21553 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
21555 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
21556 pointers inside OACC_DATA regions.
21557 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
21558 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
21559 (gimplify_adjust_omp_clauses): Fix typo in comment.
21561 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
21563 * config/rs6000/altivec.md (VParity): New mode iterator for vector
21564 parity built-in functions.
21565 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
21567 (p9v_parity<mode>2): Likewise.
21568 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
21570 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
21571 (parity<mode>2): ISA 3.0 expander for vector parity.
21572 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
21574 (BU_P9_64BIT_MISC_0): Likewise.
21575 (BU_P9_MISC_0): Likewise.
21576 (BU_P9V_AV_1): Likewise.
21577 (BU_P9V_AV_2): Likewise.
21578 (BU_P9V_AV_3): Likewise.
21579 (BU_P9V_AV_P): Likewise.
21580 (BU_P9V_VSX_1): Likewise.
21581 (BU_P9V_OVERLOAD_1): Likewise.
21582 (BU_P9V_OVERLOAD_2): Likewise.
21583 (BU_P9V_OVERLOAD_3): Likewise.
21584 (VCTZB): Add vector count trailing zeros support.
21588 (VPRTYBD): Add vector parity support.
21589 (VPRTYBQ): Likewise.
21590 (VPRTYBW): Likewise.
21591 (VCTZ): Add overloaded vector count trailing zeros support.
21592 (VPRTYB): Add overloaded vector parity support.
21593 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21594 overloaded vector count trailing zeros and parity instructions.
21595 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
21596 vector parity support.
21597 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
21598 trailing zeros support.
21599 (vec_cntlz): Likewise.
21600 (vec_vctzb): Likewise.
21601 (vec_vctzd): Likewise.
21602 (vec_vctzh): Likewise.
21603 (vec_vctzw): Likewise.
21604 (vec_vprtyb): Add ISA 3.0 vector parity support.
21605 (vec_vprtybd): Likewise.
21606 (vec_vprtybw): Likewise.
21607 (vec_vprtybq): Likewise.
21608 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
21609 the ISA 3.0 vector count trailing zeros and vector parity built-in
21612 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21614 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
21615 when there is stmt_to_insert.
21617 2016-05-24 Martin Sebor <msebor@redhat.com>
21620 * tree.h (complete_or_array_type_p): New inline function.
21622 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21624 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
21625 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
21626 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
21628 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
21629 Limit 1st alternative to noavx isa, split 2nd alternative into one
21630 noavx and one avx alternative, use *x and Bm in the former and
21631 x and m in the latter.
21633 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
21634 of sse4 for the first alternative, drop %v from the template
21635 and d operand modifier. Split second alternative into one sse4_noavx
21636 and one avx alternative, use *x instead of *v in the former and v
21637 instead of *v in the latter.
21638 (*sse4_1_extractps): Use noavx isa instead of * for the first
21639 alternative, drop %v from the template. Split second alternative into
21640 one noavx and one avx alternative, use *x instead of *v in the
21641 former and v instead of *v in the latter.
21642 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
21643 with noavx and the last one with avx.
21644 (sse4_1_phminposuw): Guard first alternative with noavx isa,
21645 split the second one into one noavx and one avx alternative,
21646 use *x and Bm in the former and x and m in the latter one.
21647 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
21650 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
21651 first two alternatives to noavx, use *x instead of *v in the second
21652 one, add avx alternative without *.
21653 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
21654 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
21655 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
21657 2016-05-24 Jeff Law <law@redhat.com>
21659 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
21660 New function, extracted from...
21661 (fsm_find_control_statement_thread_paths): Here. Use the new function.
21662 Allow simple copies and constant initializations in the SSA chain.
21664 2016-05-24 Marek Polacek <polacek@redhat.com>
21667 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
21670 2016-05-24 Jakub Jelinek <jakub@redhat.com>
21673 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
21674 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
21675 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
21676 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
21677 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
21679 2016-05-24 Richard Biener <rguenther@suse.de>
21681 PR tree-optimization/71240
21682 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
21685 2016-05-24 Richard Biener <rguenther@suse.de>
21687 PR tree-optimization/71230
21688 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
21690 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21692 * tree-vectorizer.h (vectorizable_comparison): Delete.
21693 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
21694 PURE_SLP_STMT check.
21695 * tree-vect-stmts.c (vectorizable_call): Likewise.
21696 (vectorizable_simd_clone_call): Likewise.
21697 (vectorizable_conversion): Likewise.
21698 (vectorizable_assignment): Likewise.
21699 (vectorizable_shift): Likewise.
21700 (vectorizable_operation): Likewise.
21701 (vectorizable_load): Likewise.
21702 (vectorizable_condition): Likewise.
21703 (vectorizable_store): Likewise. Assert that we don't have
21705 (vectorizable_comparison): Make static. Remove redundant
21706 PURE_SLP_STMT check.
21707 (vect_transform_stmt): Assert that we always have an slp_node
21710 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21712 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
21713 operands[2] against 1 with comparison against CONST1_RTX.
21714 (<shift>di3_neon): Likewise.
21715 * config/arm/predicates.md (const0_operand): Replace with comparison
21716 against CONST0_RTX.
21718 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21720 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
21721 operands[2] against 1 with comparison against CONST1_RTX.
21722 (ashrdi3): Likewise.
21723 (lshrdi3): Likewise.
21724 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
21726 (ashrsi3): Likewise.
21727 (lshrsi3): Likewise.
21728 (rotrsi3): Likewise.
21729 (define_split above *compareqi_eq0): Likewise.
21730 (define_split above "prologue"): Likewise.
21731 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
21732 * config/arm/predicates.md (shift_operator): Likewise.
21733 (shift_nomul_operator): Likewise.
21734 (sat_shift_operator): Likewise.
21735 (thumb1_cmp_operand): Likewise.
21736 (const_neon_scalar_shift_amount_operand): Replace manual range
21737 check with IN_RANGE.
21738 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
21739 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
21741 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21743 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
21744 with HOST_WIDE_INT_1.
21746 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
21747 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
21748 (arm_canonicalize_comparison): Likewise.
21749 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
21751 (thumb1_size_rtx_costs): Likewise.
21752 (vfp_const_double_index): Replace cast of 1 to unsigned
21753 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21754 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
21756 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
21757 HOST_WIDE_INT with HOST_WIDE_INT_1U.
21758 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
21759 HOST_WIDE_INT with HOST_WIDE_INT_1.
21761 2016-05-24 Marek Polacek <polacek@redhat.com>
21763 * tree-cfg.h (should_remove_lhs_p): New predicate.
21764 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
21765 * gimplify.c (gimplify_modify_expr): Likewise.
21766 * tree-cfg.c (verify_gimple_call): Likewise.
21767 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
21768 * gimple-fold.c: Include "tree-cfg.h".
21769 (gimple_fold_call): Use should_remove_lhs_p.
21771 2016-05-24 Richard Biener <rguenther@suse.de>
21773 PR tree-optimization/71253
21774 * cfganal.h (control_dependences): Make robust against edge
21776 (control_dependences::control_dependences): Remove edge_list argument.
21777 (control_dependences::get_edge): Remove.
21778 (control_dependences::get_edge_src): Add.
21779 (control_dependences::get_edge_dest): Likewise.
21780 (control_dependences::m_el): Make a vector of edge src/dest index.
21781 * cfganal.c (control_dependences::find_control_dependence): Adjust.
21782 (control_dependences::control_dependences): Likewise.
21783 (control_dependences::~control_dependence): Likewise.
21784 (control_dependences::get_edge): Remove.
21785 (control_dependences::get_edge_src): Add.
21786 (control_dependences::get_edge_dest): Likewise.
21787 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
21789 (perform_tree_ssa_dce): Adjust.
21790 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
21792 (pass_loop_distribution::execute): Adjust. Do loop destroying
21793 conditional on changed.
21795 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21798 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
21799 return. Reindent transformation comment and mention the ARM state
21802 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21804 PR middle-end/71252
21805 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
21806 after build_and_add_sum creates new use stmt.
21808 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21810 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
21811 load_lanes/grouped_load classification comes first. Don't check
21812 whether the vectorization factor is a multiple of the group size
21815 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
21817 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
21818 GROUP_GAP for single-element interleaving.
21819 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
21822 2016-05-24 Richard Biener <rguenther@suse.de>
21824 PR middle-end/70434
21826 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
21827 bases which are accessed with non-invariant indices.
21828 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
21829 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
21831 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
21833 PR middle-end/71170
21834 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
21835 (add_to_ops_vec): Add stmt_to_insert.
21836 (add_repeat_to_ops_vec): Init stmt_to_insert.
21837 (insert_stmt_before_use): New.
21838 (transform_add_to_multiply): Remove mult_stmt insertion and add it
21840 (get_ops): Init stmt_to_insert.
21841 (maybe_optimize_range_tests): Likewise.
21842 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
21843 (rewrite_expr_tree_parallel): Likewise.
21844 (reassociate_bb): Likewise.
21846 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21849 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
21850 ISA 3.0 xxperm fusion alternative.
21851 (altivec_vperm_v8hiv16qi): Likewise.
21852 (altivec_vperm_<mode>_uns_internal): Likewise.
21853 (vperm_v8hiv4si): Likewise.
21854 (vperm_v16qiv8hi): Likewise.
21856 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
21857 Kelvin Nilsen <kelvin@gcc.gnu.org>
21859 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
21860 vpermr/xxpermr on ISA 3.0.
21861 (altivec_expand_vec_perm_le): Likewise.
21862 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
21863 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
21866 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
21868 * config/i386/i386.h (IS_STACK_MODE): Enable for
21869 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
21870 SSE_FLOAT_MODE_P macros.
21871 * config/i386/i386.c (ix86_preferred_reload_class): Use
21872 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
21873 Cleanup regclass processing for CONST_DOUBLE_P.
21874 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
21875 (ix86_rtx_costs): Remove redundant TARGET_80387 check
21876 with IS_STACK_MODE macro.
21877 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
21879 (*movdf_internal): Use IS_STACK_MODE macro.
21880 (*movsf_internal): Ditto.
21882 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
21884 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
21885 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
21887 2016-05-23 Jeff Law <law@redhat.com>
21889 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
21891 (fsm_find_control_statement_thread_paths): Call it.
21893 2016-05-23 Martin Jambor <mjambor@suse.cz>
21896 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
21897 from_global_constant if t is not NULL.
21899 2016-05-23 Marek Polacek <polacek@redhat.com>
21902 * common.opt (Wswitch-unreachable): New option.
21903 * doc/invoke.texi: Document -Wswitch-unreachable.
21904 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
21907 2016-05-23 Bin Cheng <bin.cheng@arm.com>
21909 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
21910 TMR_INDEX is non-NULL.
21912 2016-05-23 Richard Biener <rguenther@suse.de>
21914 PR tree-optimization/71230
21915 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
21916 (try_special_add_to_ops): ... here. Always test for single-use.
21918 2016-05-23 Martin Jambor <mjambor@suse.cz>
21920 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
21921 default block if a PHI node in the original one would be resized.
21923 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
21925 PR tree-optimization/58135
21926 * tree-vect-slp.c: When group size is not multiple
21927 of vector size, allow splitting of store group at
21930 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
21932 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
21934 2016-05-22 Jakub Jelinek <jakub@redhat.com>
21936 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21937 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
21938 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
21941 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
21942 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
21943 v constraint instead of x and vinserti32x4 insn.
21945 * config/i386/sse.md (i128vldq): New mode iterator.
21946 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
21947 avx512dq and avx512vl alternatives.
21949 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
21950 constraint, use maybe_evex prefix instead of vex.
21951 (vec_dupv4sf): Use v constraint instead of x for output
21952 operand except for noavx alternative, use Yv constraint
21953 instead of x for input. Use maybe_evex prefix instead of vex.
21954 (*vec_dupv4si): Likewise.
21955 (*vec_dupv2di): Likewise.
21957 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
21959 PR middle-end/40921
21960 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
21961 (linearize_expr_tree): Call try_special_add_to_ops.
21962 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
21964 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21966 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
21967 to computed stack_usage.
21969 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
21972 * config/avr/avr.md (define_expand "mov<mode>"): If the source
21973 operand is subreg (symbol_ref) then move the symbol ref to register.
21975 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
21977 * tree.c (array_at_struct_end_p): Look through MEM_REF.
21979 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
21981 PR middle-end/71179
21982 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
21985 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
21987 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
21988 ranges by calling get_single_symbol and tidy up. Look more closely
21989 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
21991 2016-05-20 Jeff Law <law@redhat.com>
21993 * bitmap.c (bitmap_find_bit): Remove useless test.
21995 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
21997 * function.c (thread_prologue_and_epilogue_insns): Commit the
21998 insertion of the epilogue.
22000 2016-05-20 Martin Jambor <mjambor@suse.cz>
22002 PR tree-optimization/70884
22003 * tree-sra.c (initialize_constant_pool_replacements): Do not check
22004 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
22005 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
22006 of constant pool data as a reason for scalarization.
22008 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
22010 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
22011 for naked functions.
22012 (thumb1_expand_prologue): Likewise.
22014 2016-05-20 Nathan Sidwell <nathan@acm.org>
22016 * config/nvptx/nptx.c (nvptx_option_override): Only set
22017 flag_toplevel_reorder, if not explicitly specified. Set
22018 flag_no_common, unless explicitly specified.
22020 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22022 * calls.c (can_implement_as_sibling_call_p): Mark param
22023 reg_parm_stack_space with ATTRIBUTE_UNUSED.
22025 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
22027 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
22028 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
22029 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
22031 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
22032 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
22033 and CASE_CONST_ANY.
22035 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
22037 * config/nvptx/nvptx.md (sincossf3): New pattern.
22039 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22041 * calls.c (maybe_complain_about_tail_call): New function.
22042 (initialize_argument_information): Call
22043 maybe_complain_about_tail_call when clearing *may_tailcall.
22044 (can_implement_as_sibling_call_p): Call
22045 maybe_complain_about_tail_call when returning false.
22046 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
22047 ensure try_tail_call is set. Call maybe_complain_about_tail_call
22048 if tail-call optimization fails.
22049 * cfgexpand.c (expand_call_stmt): Initialize
22050 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
22051 * gimple-pretty-print.c (dump_gimple_call): Dump
22052 gimple_call_must_tail_p.
22053 * gimple.c (gimple_build_call_from_tree): Call
22054 gimple_call_set_must_tail with the value of
22055 CALL_EXPR_MUST_TAIL_CALL.
22056 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
22057 (gimple_call_set_must_tail): New function.
22058 (gimple_call_must_tail_p): New function.
22059 * print-tree.c (print_node): Update printing of TREE_STATIC
22060 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
22061 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
22062 trailing comment listing applicable flags.
22063 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
22065 2016-05-20 David Malcolm <dmalcolm@redhat.com>
22067 * calls.c (expand_call): Move "Rest of purposes for tail call
22068 optimizations to fail" to...
22069 (can_implement_as_sibling_call_p): ...this new function, and
22070 split into multiple "if" statements.
22072 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22074 * cfgloop.h (expected_loop_iterations_unbounded,
22075 expected_loop_iterations): Unconstify.
22076 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
22077 profile with known upper bound; return 3 when profile is absent.
22078 (expected_loop_iterations): Update.
22080 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22082 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
22083 and get_max_loop_iterations_int.
22085 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
22087 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
22088 realistic upper bounds here.
22090 2016-05-20 Jakub Jelinek <jakub@redhat.com>
22093 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
22094 calls if the LHS is variable length or has addressable type.
22095 If targets[0]->decl is a noreturn call with void return type and
22096 zero arguments, adjust fntype and remove lhs in that case.
22098 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
22100 PR tree-optimization/71079
22101 PR tree-optimization/71206
22102 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
22104 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22106 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
22107 (get_vec_alignment_for_array_decl): Likewise.
22108 (get_vec_alignment_for_record_decl): Likewise.
22109 (increase_alignment::execute): Move code to find alignment to
22110 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
22111 (type_align_map): New hash_map.
22113 2016-05-20 Richard Guenther <rguenther@suse.de>
22115 PR tree-optimization/29756
22116 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
22117 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
22118 * fold-const.c (operand_equal_p): Likewise.
22119 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
22120 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
22121 * tree-inline.c (estimate_operator_cost): Likewise.
22122 * tree-pretty-print.c (dump_generic_node): Likewise.
22123 * tree-ssa-operands.c (get_expr_operands): Likewise.
22124 * cfgexpand.c (expand_debug_expr): Likewise.
22125 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
22126 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
22127 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
22128 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
22129 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
22130 (execute_update_addresses_taken): Do it.
22132 2016-05-20 Richard Biener <rguenther@suse.de>
22134 PR tree-optimization/71185
22135 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
22136 register operations.
22138 2016-05-20 Richard Biener <rguenther@suse.de>
22140 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
22141 gimple_seq_add_seq_without_update.
22142 (release_bb_predicate): Assert we have no operands to free.
22143 (if_convertible_loop_p_1): Calculate post dominators later.
22144 Do not free BB predicates here.
22145 (combine_blocks): Do not recompute BB predicates.
22146 (version_loop_for_if_conversion): Save BB predicates around
22149 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22151 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
22152 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
22153 code. Ignore sibcalls on EDGE_IGNORE edges.
22154 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
22155 on edges for sibcalls that run without prologue. The rest of the
22156 function is combined from...
22157 (fix_fake_fallthrough_edge): ... this, and ...
22158 (try_shrink_wrapping): ... a part of this. Remove the bb_with
22159 function argument, make it a local variable.
22161 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
22163 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
22164 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
22165 for 32-bit mode and SEH for 64-bit.
22166 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
22167 TARGET_64BIT_DEFAULT.
22169 2016-05-19 Ryan Burn <contact@rnburn.com>
22171 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
22172 * gengtype.c (open_base_files): Add cilk.h to ifiles.
22174 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
22176 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
22177 force pending loads from memory.
22179 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
22181 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
22182 (UNSPEC_DARN_32): New unspec constant.
22183 (UNSPEC_DARN_RAW): New unspec constant.
22184 (darn_32): New instruction.
22185 (darn_raw): New instruction.
22186 (darn): New instruction.
22187 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
22188 support and documentation for this macro.
22189 (BU_P9_MISC_1): New macro definition.
22190 (BU_P9_64BIT_MISC_0): New macro definition.
22191 (BU_P9_MISC_0): New macro definition.
22192 (darn_32): New builtin definition.
22193 (darn_raw): New builtin definition.
22194 (darn): New builtin definition.
22195 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
22196 RS6000_BUILTIN_0 directives to surround each occurrence of
22197 #include "rs6000-builtin.def".
22198 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
22199 RS6000_BTM_64BIT flags to the returned mask, depending on
22201 (def_builtin): Correct an error in the assignments made to the
22202 debugging variable attr_string.
22203 (rs6000_expand_builtin): Add support for no-operand built-in
22205 (builtin_function_type): Remove fatal_error assertion that is no
22207 (rs6000_common_init_builtins): Add support for no-operand built-in
22209 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
22211 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
22213 (RS6000_BTM_64BIT): New macro definition.
22214 * doc/extend.texi: Document __builtin_darn (void),
22215 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
22218 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
22220 * tree-vect-loop.c (vect_analyze_loop_2): Use also
22221 max_loop_iterations_int.
22223 2016-05-19 Marek Polacek <polacek@redhat.com>
22225 PR tree-optimization/71031
22226 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
22227 condition and adjust the code a bit.
22229 2016-05-19 Martin Liska <mliska@suse.cz>
22231 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
22232 auto_vec instead of vec.
22234 2016-05-19 Martin Liska <mliska@suse.cz>
22236 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
22238 2016-05-19 Martin Liska <mliska@suse.cz>
22240 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
22242 2016-05-19 Martin Liska <mliska@suse.cz>
22244 * ipa-pure-const.c (set_function_state): Remove an existing
22246 (remove_node_data): Do not free it as it's released
22247 in set_function_state.
22249 2016-05-19 Martin Liska <mliska@suse.cz>
22251 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
22254 2016-05-19 Martin Liska <mliska@suse.cz>
22256 * omp-simd-clone.c (simd_clone_adjust): Release vector.
22258 2016-05-19 Martin Liska <mliska@suse.cz>
22260 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
22261 an auto_vec instead of re-creating it.
22263 2016-05-19 Martin Liska <mliska@suse.cz>
22265 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
22266 auto_vec instead of vec.
22268 2016-05-19 Martin Liska <mliska@suse.cz>
22270 * lto-section-in.c (lto_get_section_data): Call
22271 lto_check_version with additional argument.
22272 * lto-streamer.c (lto_check_version): Add new argument.
22273 * lto-streamer.h (lto_check_version): Likewise.
22275 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22277 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
22278 Don't add cost of inner memory when handling sign-extended loads.
22280 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
22282 PR rtl-optimization/71148
22283 * cse.c (cse_main): Free dominance info.
22284 (rest_of_handle_cse): Don't free dominance info.
22285 (rest_of_handle_cse2): Likewise.
22286 (rest_of_handle_cse_after_global_opts): Likewise.
22288 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22291 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
22292 NULL_TREE early if NEON is not available. Remove now redundant check
22293 in ARM_CHECK_BUILTIN_MODE.
22295 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
22298 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
22299 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
22300 * doc/cpp.texi: Document new macros.
22302 2016-05-19 Bin Cheng <bin.cheng@arm.com>
22304 PR tree-optimization/69848
22305 * tree-vect-loop.c (vectorizable_reduction): Don't factor
22306 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
22308 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
22310 * function.c (thread_prologue_and_epilogue_insn): Move the
22311 "goto epilogue_done" one block later.
22313 2016-05-19 Richard Biener <rguenther@suse.de>
22315 PR tree-optimization/70729
22316 * passes.def: Move LIM pass before PRE. Remove no longer
22317 required copyprop and move first DCE out of the loop pipeline.
22319 2016-05-18 David Malcolm <dmalcolm@redhat.com>
22322 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
22323 (OBJS-libcommon-target): ...here.
22324 * opts-common.c: Include spellcheck.h.
22325 (cmdline_handle_error): Build a vec of valid options and use it
22326 to suggest provide hints for misspelled arguments.
22328 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22331 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
22332 lhs if it has TREE_ADDRESSABLE type.
22334 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
22337 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
22338 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
22340 2016-05-18 Martin Jambor <mjambor@suse.cz>
22343 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
22344 input for NOP_EXPR pass-through functions.
22345 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
22346 aggregate global constant VAR_DECLs in constant jump functions.
22348 2016-05-18 Martin Jambor <mjambor@suse.cz>
22351 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
22352 from TREE_READONLY parameters.
22354 2016-05-18 Martin Jambor <mjambor@suse.cz>
22357 * cgraph.h (cgraph_indirect_call_info): New field
22358 guaranteed_unmodified.
22359 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
22360 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22362 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
22363 pass the parameter value to ipa_find_agg_cst_for_param.
22364 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
22365 guaranteed_unmodified, store AA results there instead of bailing out
22367 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
22368 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
22369 (find_constructor_constant_at_offset): New function.
22370 (ipa_find_agg_cst_from_init): Likewise.
22371 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
22372 static initializers of contants, report back through a new paameter
22373 from_global_constant if that was the case.
22374 (try_make_edge_direct_simple_call): Also pass parameter value to
22375 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
22377 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
22378 (ipa_read_indirect_edge_info): Likewise.
22379 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
22380 (ipa_load_from_parm_agg): Likewise.
22382 2016-05-18 Jiong Wang <jiong.wang@arm.com>
22384 PR rtl-optimization/71150
22385 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
22388 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22391 * config/rs6000/constraints.md (wE constraint): New constraint
22392 for a vector constant that can be loaded with XXSPLTIB.
22393 (wM constraint): New constraint for a vector constant of a 1's.
22394 (wS constraint): New constraint for a vector constant that can be
22395 loaded with XXSPLTIB and a vector sign extend instruction.
22396 * config/rs6000/predicates.md (xxspltib_constant_split): New
22397 predicates for wE/wS constraints.
22398 (xxspltib_constant_nosplit): Likewise.
22399 (easy_vector_constant): Add support for constants that can be
22400 loaded via XXSPLTIB.
22401 (all_ones_constant): New predicate for vector constant with all
22403 (splat_input_operand): Add support for ISA 3.0 word splat operations.
22404 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
22405 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
22406 instruction and possibly with a sign extension.
22407 (output_vec_const_move): Add support for XXSPLTIB. If we are
22408 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
22409 instead of XXLXOR/XXLORC.
22410 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
22412 (rs6000_legitimize_reload_address): Likewise.
22413 (rs6000_output_move_128bit): Use output_vec_const_move to emit
22415 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
22416 combine VSX_M and VSX_M2 into one iterator.
22417 (VSX_M2): Likewise.
22418 (VSINT_84): New iterators for loading constants with XXSPLTIB.
22419 (VSINT_842): Likewise.
22420 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
22421 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
22422 XXSPLTIB instruction.
22423 (xxspltib_<mode>_nosplit): Likewise.
22424 (xxspltib_<mode>_split): New insn to load up constants with
22425 XXSPLTIB and a sign extend instruction.
22426 (vsx_mov<mode>): Replace single move that handled all vector types
22427 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
22428 moves (when -mvsx-timode is in effect) into the main vector
22429 moves. Eliminate separate moves for <VSr> <VSa>, where the
22430 preferred register class (<VSr>) is listed first, and the
22431 secondary register class (<VSa>) is listed second with a '?' to
22432 discourage use. Prefer loading 0/-1 in any VSX register for ISA
22433 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
22434 that if the register was involved in a slow operation, the
22435 clear/set operation does not wait for the slow operation to
22436 finish. Adjust the length attributes for 32-bit mode. Use
22437 rs6000_output_move_128bit and drop the use of the string
22438 instructions for 32-bit movti when -mvsx-timode is in effect. Use
22439 spacing so that the alternatives and attributes don't generate
22440 long lines, and put things in columns, so that it is easier to
22441 match up the operands and attributes with the insn alternatives.
22442 (vsx_mov<mode>_64bit): Likewise.
22443 (vsx_mov<mode>_32bit): Likewise.
22444 (vsx_movti_64bit): Fold movti into normal vector moves.
22445 (vsx_movti_32bit): Likewise.
22446 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
22447 splat instructions.
22448 (vsx_splat_v4si_internal): Likewise.
22449 (vsx_splat_v4sf_internal): Likewise.
22450 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
22451 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
22452 extend vector elements.
22453 (vsx_sign_extend_hi_<mode>): Likewise.
22454 (vsx_sign_extend_si_v2di): Likewise.
22455 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
22457 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
22458 constraints. Add trailing period to wL documentation.
22460 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
22462 PR middle-end/71020
22463 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
22464 * tree-dfa.c (replace_abnormal_ssa_names): New function.
22465 * tree-call-cdce.c: Include tree-dfa.h.
22466 (can_guard_call_p): New function, extracted from...
22467 (can_use_internal_fn): ...here.
22468 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
22470 (shrink_wrap_one_built_in_call): Likewise.
22471 (use_internal_fn): Likewise.
22472 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
22473 and return void. Call replace_abnormal_ssa_names.
22474 (pass_call_cdce::execute): Check can_guard_call_p during the
22475 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
22476 will always change something.
22478 2016-05-18 Martin Jambor <mjambor@suse.cz>
22481 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
22482 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
22484 2016-05-18 Martin Jambor <mjambor@suse.cz>
22487 * ipa-inline.h (condition): New field size.
22488 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
22489 for comaprison and store it into the new condition.
22490 (evaluate_conditions_for_known_args): Use condition size to check
22491 access sizes for all but CHANGED conditions.
22492 (unmodified_parm_1): New parameter size_p, store access size into it.
22493 (unmodified_parm): Likewise.
22494 (unmodified_parm_or_parm_agg_item): Likewise.
22495 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
22496 (set_cond_stmt_execution_predicate): Extract access sizes and store
22497 them to conditions.
22498 (set_switch_stmt_execution_predicate): Likewise.
22499 (will_be_nonconstant_expr_predicate): Likewise.
22500 (will_be_nonconstant_predicate): Likewise.
22501 (inline_read_section): Stream condition size.
22502 (inline_write_summary): Likewise.
22504 2016-05-18 Richard Biener <rguenther@suse.de>
22506 * tree-ssa-loop-im.c (determine_max_movement): Properly add
22507 condition cost to PHI cost instead of total_cost.
22509 2016-05-18 Martin Liska <mliska@suse.cz>
22512 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
22515 2016-05-18 Richard Biener <rguenther@suse.de>
22517 * lto-streamer.h (LTO_major_version): Bump to 6.
22519 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22521 * function.c (make_split_prologue_seq, make_prologue_seq,
22522 make_epilogue_seq): New functions, factored out from...
22523 (thread_prologue_and_epilogue_insns): Here.
22525 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
22527 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
22528 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
22529 of before. Add a comment.
22531 2016-05-18 Bin Cheng <bin.cheng@arm.com>
22533 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
22534 expression pointer, not pointer to the pointer.
22536 2016-05-18 Jakub Jelinek <jakub@redhat.com>
22538 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
22539 (avx2_pbroadcast<mode>): Add another alternative with v instead
22540 of x constraints in it, using <pbroadcast_evex_isa> isa.
22541 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
22543 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
22544 constraint x instead of v in second alternative, add avx512bw
22547 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
22548 constraint x instead of v in second alternative, add avx512bw
22551 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
22552 constraint x instead of v in second alternative, add avx512bw
22555 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
22556 avx512bw alternative.
22558 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22560 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
22561 array to 128 chars.
22562 (define_insn "*andnottf3"): Ditto.
22563 (define_insn "*<code><mode>3"/any_logic): Ditto.
22564 (define_insn "*<code>tf3"/any_logic): Ditto.
22565 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
22566 operand to block AVX-512VL insn variant emit when it is not enabled.
22568 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
22570 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
22571 constraint fot SF mode.
22573 2016-05-18 Petr Murzin <petr.murzin@intel.com>
22574 Kirill Yukhin <kirill.yukhin@intel.com>
22576 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
22578 (define_insn "rsqrt14<mode>"): Ditto.
22579 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
22580 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
22581 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
22582 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
22583 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
22585 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
22586 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
22587 * config/i386/i386.c (ix86_print_operand): Expand check for size
22588 override codes for Intel syntax.
22590 2016-05-18 Richard Biener <rguenther@suse.de>
22592 PR tree-optimization/71168
22593 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
22594 initialization earlier.
22596 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
22598 * config/aarch64/aarch64-simd.md
22599 (aarch64_reduc_plus_internal<mode>): Rename to...
22600 (reduc_plus_scal): ...This, and remove previous implementation.
22602 2016-05-18 Richard Biener <rguenther@suse.de>
22604 * passes.def: Put late dse and cd_dce in canonical order.
22606 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
22608 * ipa-inline-transform.c (preserve_function_body_p): Look for
22609 first non-thunk clone.
22610 (save_function_body): Save into first non-thunk.
22611 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
22613 (lto_output_node): Inline thunks don't need body in every
22615 * lto-streamer-in.c: Do not fixup thunk clones.
22616 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
22618 * tree-inline.c (copy_bb): Be prepared for target node to be new after
22621 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22623 PR middle-end/63586
22624 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
22625 (reassociate_bb): Call transform_add_to_multiply.
22627 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
22629 * config/aarch64/aarch64.c (all_extensions): Removed unused
22632 2016-05-17 Nathan Sidwell <nathan@acm.org>
22634 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
22635 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
22637 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
22639 PR tree-optimization/54579
22640 PR middle-end/55299
22641 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
22643 2016-05-17 Marek Polacek <polacek@redhat.com>
22646 * tree-inline.c (expand_call_inline): Call
22647 maybe_remove_unused_call_args.
22649 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
22651 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
22652 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
22653 * doc/md.texi (fmin@var{m}3): Likewise.
22655 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22657 * match.pd (X & C): New transformation.
22659 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22661 * match.pd (~X & Y): New transformation.
22663 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
22665 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
22666 information for new SSA_NAME.
22667 (simplify_conversion_using_ranges): Get range through get_range_info
22668 instead of get_value_range.
22670 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22672 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
22673 Remove inline assembly.
22674 (vmvn_s16): Likewise.
22675 (vmvn_s32): Likewise.
22676 (vmvn_u8): Likewise.
22677 (vmvn_u16): Likewise.
22678 (vmvn_u32): Likewise.
22679 (vmvnq_s8): Likewise.
22680 (vmvnq_s16): Likewise.
22681 (vmvnq_s32): Likewise.
22682 (vmvnq_u8): Likewise.
22683 (vmvnq_u16): Likewise.
22684 (vmvnq_u32): Likewise.
22685 (vmvn_p8): Likewise.
22686 (vmvnq_p16): Likewise.
22688 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22690 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
22692 (vmul_n_s16): Likewise.
22693 (vmul_n_s32): Likewise.
22694 (vmul_n_u16): Likewise.
22695 (vmul_n_u32): Likewise.
22696 (vmulq_n_f32): Likewise.
22697 (vmulq_n_f64): Likewise.
22698 (vmulq_n_s16): Likewise.
22699 (vmulq_n_s32): Likewise.
22700 (vmulq_n_u16): Likewise.
22701 (vmulq_n_u32): Likewise.
22703 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22705 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
22706 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
22708 2016-05-17 Jiong Wang <jiong.wang@arm.com>
22710 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
22711 to *aarch64_fma4_elt_from_dup<mode>.
22712 (*aarch64_fnma4_elt_to_128df): Rename to
22713 *aarch64_fnma4_elt_from_dup<mode>.
22714 * config/aarch64/arm_neon.h (vfma_n_f64): New.
22715 (vfms_n_f32): Likewise.
22716 (vfms_n_f64): Likewise.
22717 (vfmsq_n_f32): Likewise.
22718 (vfmsq_n_f64): Likewise.
22720 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
22722 * wide-int.h: Change fixed_wide_int_storage from class to struct.
22724 2016-05-17 Richard Biener <rguenther@suse.de>
22726 PR tree-optimization/71132
22727 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
22728 Only add control dependences for blocks in the loop.
22729 (build_rdg): Adjust.
22730 (generate_code_for_partition): Return whether loop should
22731 be destroyed and delay that.
22732 (distribute_loop): Likewise.
22733 (pass_loop_distribution::execute): Record loops to be destroyed
22734 and perform delayed destroying of loops.
22736 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22739 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
22741 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22743 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
22745 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
22748 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
22749 insertion point for instructions generated by validize_mem.
22751 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22753 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
22756 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
22758 * config/aarch64/aarch64.c
22759 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
22760 rather than a macro.
22762 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22764 * doc/invoke.texi (AArch64 Options): Various updates.
22766 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22768 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
22769 into instrumentation thunks.
22770 * cif-code.def (CIF_CHKP): New.
22772 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
22774 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
22776 2016-05-16 Martin Jambor <mjambor@suse.cz>
22778 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
22779 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
22781 2016-05-16 Marek Polacek <polacek@redhat.com>
22783 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
22786 2016-05-16 Martin Jambor <mjambor@suse.cz>
22789 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
22790 the outlined kernel function.
22792 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
22794 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
22795 (ISA_HAS_DLSA): Ditto.
22797 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22799 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
22801 2016-05-16 Nathan Sidwell <nathan@acm.org>
22803 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
22804 (nvptx_name_replacement): Restore. Add comment.
22805 (write_fn_proto, write_fn_proto_from_insn,
22806 nvptx_output_call_insn): Restore
22807 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
22809 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22811 * config/aarch64/aarch64.md
22812 (add<mode>3_compareC_cconly_imm): Remove use of %w.
22813 (add<mode>3_compareC_imm): Likewise.
22814 (<optab>si3_uxtw): Split into register and immediate variants.
22815 (andsi3_compare0_uxtw): Likewise.
22816 (and<mode>3_compare0): Likewise.
22817 (and<mode>3nr_compare0): Likewise.
22818 (stack_protect_test_<mode>): Don't use %x for memory operands.
22820 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
22822 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
22824 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
22826 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
22827 Split integer shifts into shift_reg and bfm.
22828 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
22829 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
22830 (ror<mode>3_insn): Likewise.
22831 (<optab>si3_insn_uxtw): Likewise.
22832 (<optab><mode>3_insn): Change to rotate_imm.
22833 (extr<mode>5_insn_alt): Likewise.
22834 (extrsi5_insn_uxtw): Likewise.
22835 (extrsi5_insn_uxtw_alt): Likewise.
22837 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22839 * doc/tm.texi: Regenerate.
22840 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
22841 (TARGET_INVALID_RETURN_TYPE): Remove.
22842 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
22843 TARGET_INVALID_RETURN_TYPE.
22844 * target.def (invalid_parameter_type): Remove.
22845 (invalid_return_type): Remove.
22847 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22849 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
22850 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
22852 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
22854 (preserve_function_body_p): No need to preserve function body
22855 * cif-codes.def (CIF_THUNK): Remove.
22856 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
22858 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22860 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
22862 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22864 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
22867 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22869 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
22870 (inline_small_functions): Do not look for function symbol when
22873 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
22875 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
22878 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22879 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22880 Jiong Wang <jiong.wang@arm.com>
22882 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
22883 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
22884 Define __ARM_FP16_ARGS when appropriate.
22885 * config/arm/arm.c (arm_invalid_parameter_type): Remove
22887 (arm_invalid_return_type): Likewise.
22888 (TARGET_INVALID_PARAMETER_TYPE): Remove.
22889 (TARGET_INVALID_RETURN_TYPE): Remove.
22890 (aapcs_vfp_sub_candidate): Allow HFmode.
22891 (aapcs_vfp_allocate): Add comment. Support HFmode.
22892 (aapcs_vfp_allocate_return_reg): Likewise.
22893 (struct aapcs_cp_arg_layout): Slightly reword comments for
22894 is_return_candidate and allocate_return_reg.
22895 (output_mov_vfp): Update assert.
22896 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
22898 (arm_invalid_parameter_type): Remove.
22899 (amr_invalid_return_type): Remove.
22900 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
22901 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
22902 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
22904 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
22906 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
22907 * config/aarch64/arch64-protos.h
22908 (aarch64_legitimize_reload_address): Remove.
22909 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
22912 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
22914 * configure.ac: Add ACX_NONCANONICAL_HOST.
22915 * configure: Regenerate.
22916 * Makefile.in: Set host_noncanonical.
22918 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
22921 * config/i386/i386.md (*movtf_internal): Before register allocation,
22922 do not allow FP constants for CM_MEDIUM memory model, allow only
22923 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
22924 (*movxf_internal): Ditto.
22925 (*movdf_internal): Ditto.
22926 (*movsf_internal): Ditto.
22928 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
22930 PR rtl-optimization/67483
22931 * combine.c (make_compound_operation): Don't call extract_left_shift
22932 with negative shift amounts.
22934 2016-05-13 Jakub Jelinek <jakub@redhat.com>
22937 * fold-const.c (fold_checksum_tree): Allow modification
22938 of TYPE_ALIAS_SET during folding.
22940 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
22941 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
22942 (ix86_split_to_parts): Likewise. Fix up formatting.
22944 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
22946 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
22947 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
22950 2016-05-13 Nathan Sidwell <nathan@acm.org>
22952 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
22953 (nvptx_name_replacement): Delete.
22954 (write_fn_proto, write_fn_proto_from_insn,
22955 nvptx_output_call_insn): Remove nvptx_name_replacement call.
22956 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
22957 * langhooks.c (add_builtin_funcction_common): Call
22958 targetm.mangle_decl_assembler_name.
22960 * config/nvptx/nvptx.c (write_fn_proto): Handle
22961 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
22963 2016-05-13 Martin Liska <mliska@suse.cz>
22965 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
22966 and PRIu64 in printf format.
22968 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22970 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
22973 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22975 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
22976 Change --param max-completely-peeled-times to
22977 --param max-completely-peel-times in dump file printing.
22979 2016-05-13 Richard Biener <rguenther@suse.de>
22981 PR tree-optimization/42587
22982 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
22983 (find_bswap_or_nop_1): Likewise.
22984 (bswap_replace): Likewise.
22986 2016-05-13 Martin Liska <mliska@suse.cz>
22988 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
22989 Initialize a variable with default value.
22991 2016-05-13 Martin Liska <mliska@suse.cz>
22993 * doc/invoke.texi: Enhance explanation of error recovery
22996 2016-05-13 Martin Liska <mliska@suse.cz>
22998 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
22999 (struct cost_pair): Change inv_expr_id (int) to inv_expr
23000 (iv_inv_expr_ent *).
23001 (struct iv_inv_expr_ent): Comment struct fields.
23002 (sort_iv_inv_expr_ent): New function.
23003 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
23004 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
23005 a hash_map between iv_inv_expr_ent and number of usages.
23006 (niter_for_exit): Fix coding style.
23007 (tree_ssa_iv_optimize_init): Use renamed variable.
23008 (determine_base_object): Fix coding style.
23009 (alloc_iv): Likewise.
23010 (find_interesting_uses_outside): Likewise.
23011 (add_candidate_1): Likewise.
23012 (add_standard_iv_candidates): Likewise.
23013 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
23014 (prepare_decl_rtl): Fix coding style.
23015 (get_address_cost): Likewise.
23016 (get_shiftadd_cost): Likewise.
23017 (force_expr_to_var_cost): Likewise.
23018 (compare_aff_trees): Likewise.
23019 (get_expr_id): Restructure the function.
23020 (get_loop_invariant_expr_id): Renamed to
23021 get_loop_invariant_expr.
23022 (get_computation_cost_at): Replace usage of inv_expr_id with
23024 (get_computation_cost): Likewise.
23025 (determine_group_iv_cost_generic): Likewise.
23026 (determine_group_iv_cost_address): Likewise.
23027 (iv_period): Fix coding style.
23028 (iv_elimination_compare_lt): Likewise.
23029 (may_eliminate_iv): Likewise.
23030 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
23032 (determine_group_iv_costs): Dump invariant expressions.
23033 (iv_ca_recount_cost): Use the newly added hash_map.
23034 (iv_ca_set_remove_invariants): Fix coding style.
23035 (iv_ca_set_add_invariants): Fix coding style.
23036 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
23038 (iv_ca_set_cp): Likewise.
23039 (iv_ca_new): Initialize the newly added hash_map and remove
23040 initialization of fields.
23041 (iv_ca_free): Delete the hash_map.
23042 (iv_ca_dump): Dump invariant expressions.
23043 (iv_ca_extend): Fix coding style.
23044 (try_add_cand_for): Likewise.
23045 (create_new_ivs): Dump information about # of avg iterations and
23046 # of used invariant expressions.
23047 (rewrite_use_compare): Fix coding style.
23048 (free_loop_data): Set default value for max_inv_expr_id.
23050 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
23052 * cse.c (rest_of_handle_cse): Use cleanup_cfg
23053 returned value cse_cfg_altered computation.
23054 (rest_of_handle_cse2): Likewise.
23055 (rest_of_handle_cse_after_global_opts): Likewise.
23057 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23060 * config/arm/arm.c (arm32_output_mi_thunk): New.
23061 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
23062 to split Thumb1 vs TARGET_32BIT functionality.
23063 (arm_thumb1_mi_thunk): New.
23065 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23067 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
23070 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23073 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
23075 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
23077 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
23078 (expand_builtin_trap): Emit a regular call.
23079 (set_builtin_user_assembler_name): Remove obsolete cases.
23080 * dse.c (scan_insn): Adjust.
23081 * except.c: Include calls.h.
23082 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
23083 emit a regular call to setjmp.
23084 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
23085 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
23086 (emit_block_move_via_libcall): Delete.
23087 (block_move_fn): Delete.
23088 (init_block_move_fn): Likewise.
23089 (emit_block_move_libcall_fn): Likewise.
23090 (emit_block_op_via_libcall): New function.
23091 (set_storage_via_libcall): Tidy up and use memset builtin.
23092 (block_clear_fn): Delete.
23093 (init_block_clear_fn): Likewise.
23094 (clear_storage_libcall_fn): Likewise.
23095 (expand_assignment): Call emit_block_move_via_libcall.
23096 Do not include gt-expr.h.
23097 * expr.h (emit_block_op_via_libcall): Declare.
23098 (emit_block_copy_via_libcall): New inline function.
23099 (emit_block_move_via_libcall): Likewise.
23100 (emit_block_comp_via_libcall): Likewise.
23101 (block_clear_fn): Delete.
23102 (init_block_move_fn): Likewise.
23103 (init_block_clear_fn): Likewise.
23104 (emit_block_move_via_libcall): Likewise.
23105 (set_storage_via_libcall): Add default parameter value.
23106 * libfuncs.h (enum libfunc_index): Remove obsolete values.
23107 (abort_libfunc): Delete.
23108 (memcpy_libfunc): Likewise.
23109 (memmove_libfunc): Likewise.
23110 (memcmp_libfunc): Likewise.
23111 (memset_libfunc): Likewise.
23112 (setbits_libfunc): Likewise.
23113 (setjmp_libfunc): Likewise.
23114 (longjmp_libfunc): Likewise.
23115 (profile_function_entry_libfunc): Likewise.
23116 (profile_function_exit_libfunc): Likewise.
23117 (gcov_flush_libfunc): Likewise.
23118 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
23119 and DECL_VISIBILITY on the declaration.
23120 (init_optabs): Do not initialize obsolete libfuncs.
23121 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
23122 * tree-core.h (ECF_RET1): Define.
23123 (ECF_TM_PURE): Adjust.
23124 (ECF_TM_BUILTIN): Likewise.
23125 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
23126 (build_common_builtin_nodes): Initialize abort builtin.
23127 Add ECF_RET1 on memcpy, memmove and memset builtins.
23128 Pass final flags for alloca and alloca_with_align builtins.
23129 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
23131 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
23132 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
23133 set_storage_via_libcall and call emit_block_copy_via_libcall.
23135 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
23137 * config/i386/i386.md (*call_got_x32): Change operand 0 to
23138 DImode before it is passed to ix86_output_call_operand.
23139 (*call_value_got_x32): Ditto for operand 1.
23141 2016-05-12 Jiong Wang <jiong.wang@arm.com>
23143 PR rtl-optimization/70904
23144 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
23145 reload for wide mode.
23147 2016-05-12 Marek Polacek <polacek@redhat.com>
23150 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
23151 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
23152 * langhooks.h (incomplete_type_error): Likewise.
23153 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
23154 parameter, pass it down to incomplete_type_error.
23155 * tree.h (size_in_bytes): New inline overload.
23156 (size_in_bytes_loc): Renamed from size_in_bytes.
23158 2016-05-12 Richard Biener <rguenther@suse.de>
23160 PR tree-optimization/71059
23161 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
23162 nary before looking up or entering the expression into the VN
23164 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
23165 Make sure to re-use NARYs without result as inserted by
23168 2016-05-12 Richard Biener <rguenther@suse.de>
23170 PR tree-optimization/71062
23171 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
23173 * tree-ssa-structalias.c (set_uids_in_ptset): Set
23174 vars_contains_restrict if the var is a restrict tag.
23175 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
23176 do not disambiguate pointers against it.
23177 (dump_points_to_solution): Re-structure and adjust for new
23178 vars_contains_restrict flag.
23179 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
23181 2016-05-12 Martin Liska <mliska@suse.cz>
23183 * doc/invoke.texi: Explain connection between
23184 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
23186 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
23188 PR tree-optimization/71006
23189 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
23190 consider COND_EXPR as a mask producer.
23192 2016-05-12 Marek Polacek <polacek@redhat.com>
23195 * opts.c (common_handle_option): Detect missing argument for --help^.
23197 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23200 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
23201 when popping the PC and within an interrupt handler routine.
23202 Add missing tab to output of "ldmfd".
23203 (output_return_instruction): Output LDMFD with SP update rather
23204 than POP when returning from interrupt handler.
23206 2016-05-12 Jakub Jelinek <jakub@redhat.com>
23208 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
23209 TARGET_64BIT && TARGET_AVX512DQ.
23210 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
23211 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
23212 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
23213 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
23214 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
23215 (*vec_extractv4si_zext): Add avx512dq alternative.
23216 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
23217 use v instead of x constraint in other alternatives where possible.
23219 * config/i386/sse.md (sse2_loadld): Use v instead of x
23220 constraint in alternatives 0,1,4.
23222 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
23223 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
23224 v constraints instead of x and <pinsr_evex_isa> isa attribute.
23227 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
23228 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
23229 is not emitted unless TARGET_AVX512BW.
23230 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
23231 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
23232 for the result operand.
23234 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
23235 constraint instead of x in avx alternatives. Use maybe_evex instead
23238 * config/i386/constraints.md (Yv): New constraint.
23239 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
23240 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
23241 * config/i386/i386.md (avx512fvecmode): New mode attr.
23242 (*pushtf): Use v constraint instead of x.
23243 (*movtf_internal): Likewise. For TARGET_AVX512VL and
23244 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
23245 (*absneg<mode>2): Use Yv constraint instead of x constraint.
23246 (*absnegtf2_sse): Likewise.
23247 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
23248 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
23249 avx512f alternatives.
23250 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
23252 2016-05-12 Richard Biener <rguenther@suse.de>
23254 PR tree-optimization/71060
23255 * tree-data-ref.c (initialize_data_dependence_relation): Do not
23256 require exact match of DR_BASE_OBJECT but only matching address and
23259 2016-05-12 Richard Biener <rguenther@suse.de>
23261 PR tree-optimization/70986
23262 * cfganal.c: Include cfgloop.h.
23263 (dfs_find_deadend): Prefer to take edges exiting loops.
23265 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23267 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
23268 compile and run time.
23270 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
23273 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
23275 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
23277 * config/i386/i386.c (legitimize_pic_address): Use
23278 copy_to_suggested_reg instead of gen_movsi.
23280 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23282 * config/rs6000/predicates.md (quad_memory_operand): Move most of
23283 the code into quad_address_p and call it to share code with
23284 vsx_quad_dform_memory_operand.
23285 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
23287 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
23288 bit instead of being a separate word. Split -mpower9-dform into
23289 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23290 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
23291 for the register class supporting 128-bit quad word memory offsets.
23292 (mode_supports_vsx_dform_quad): Helper function to return if the
23293 register class uses quad word memory offsets.
23294 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
23295 (rs6000_debug_reg_global): Always print if we are using LRA or not.
23296 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
23297 instructions are enabled, set up the appropriate addr_masks for
23299 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
23300 -mpower9-dform-scalar, instead of -mpower9-dform.
23301 (rs6000_option_override_internal): Split -mpower9-dform into two
23302 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
23303 -mpower9-dform switch sets or clears both. If we are not using
23304 the LRA register allocator, do not enable -mpower9-dform-vector by
23305 default. If we are using LRA, enable -mpower9-dform-vector and
23306 -mvsx-timode if it is appropriate. Issue a warning if either
23307 -mpower9-dform-vector or -mvsx-timode are explicitly used without
23309 (quad_address_offset_p): New helper function to return if the
23310 offset is legal for quad word memory instructions.
23311 (quad_address_p): New function to determin if GPR or vector
23312 register quad word memory addresses are legal.
23313 (mem_operand_gpr): Validate quad word address offsets.
23314 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
23315 d-form (register + offset) instructions.
23316 (offsettable_ok_by_alignment): Likewise.
23317 (rs6000_legitimate_offset_address_p): Likewise.
23318 (legitimate_lo_sum_address_p): Likewise.
23319 (rs6000_legitimize_address): Likewise.
23320 (rs6000_legitimize_reload_address): Add more debug statements for
23322 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
23323 d-form instructions.
23324 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
23325 d-form instructions. Distinguish different cases in debug
23326 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
23327 d-form instructions.
23328 (rs6000_preferred_reload_class): Likewise.
23329 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
23330 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
23331 of the ISA 2.06 indexed memory instructions.
23332 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
23333 use them to save/restore the saved vector registers instead of
23334 using Altivec instructions.
23335 (rs6000_emit_epilogue): Likewise.
23336 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
23337 (rs6000_opt_masks): Split -mpower9-dform into
23338 -mpower9-dform-scalar and -mpower9-dform-vector.
23339 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
23341 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
23342 ISA 3.0 vector indexed memory instructions, and fold the code into
23343 the normal mov<mode> patterns.
23344 (p9_vecstore_<mode>): Likewise.
23345 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
23347 (vsx_movti_64bit): Likewise.
23348 (vsx_movti_32bit): Likewise.
23349 * config/rs6000/constraints.md (wO constraint): New constraint for
23350 ISA 3.0 vector d-form support.
23351 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
23352 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
23353 include -mpower9-dform-vector until we switch over to LRA.
23354 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
23355 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
23356 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
23357 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23358 for -mpower9-dform and -mlra.
23359 * doc/md.texi (wO constraint): Document wO constraint.
23361 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
23363 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
23364 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
23365 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
23366 Move handling of non-insn arguments inline into the sole user:
23367 (output_trans_func): ...here.
23368 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
23369 in emitted function prototype.
23370 (output_internal_insn_latency_func): Ditto. Simplify.
23371 (output_internal_maximal_insn_latency_func): Ditto. Delete
23372 always-unused argument.
23373 (output_insn_latency_func): Ditto.
23374 (output_maximal_insn_latency_func): Ditto.
23376 2016-05-11 Richard Biener <rguenther@suse.de>
23378 PR tree-optimization/71055
23379 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
23380 sth with precision not equal to access size verify we don't chop
23383 2016-05-11 Richard Biener <rguenther@suse.de>
23386 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
23387 (dwarf2out_finish): Move retry_incomplete_types call ...
23388 (dwarf2out_early_finish): ... here.
23390 2016-05-11 Richard Biener <rguenther@suse.de>
23392 PR middle-end/71002
23393 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
23394 if the langhook insists on it.
23395 * fold-const.c (make_bit_field_ref): Add arg for the original
23396 reference and preserve its alias-set.
23397 (decode_field_reference): Take exp by reference and adjust it
23398 to the original memory reference.
23399 (optimize_bit_field_compare): Adjust callers.
23400 (fold_truth_andor_1): Likewise.
23401 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
23403 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
23405 PR middle-end/70807
23406 * cfgrtl.h (delete_insn_and_edges): Now return bool.
23407 * cfgrtl.c (delete_insn_and_edges): Likewise.
23408 * config/i386/i386.c (convert_scalars_to_vector): Remove
23410 * cse.c (cse_insn): Compute cse_cfg_altered.
23411 (delete_trivially_dead_insns): Likewise.
23412 (cse_cc_succs): Likewise.
23413 (rest_of_handle_cse): Free dominance info if required.
23414 (rest_of_handle_cse2): Likewise.
23415 (rest_of_handle_cse_after_global_opts): Likewise.
23417 2016-05-11 Alan Modra <amodra@gmail.com>
23419 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
23420 abi_v4_pass_in_fpr): New functions.
23421 (rs6000_function_arg_boundary): Exclude complex IBM long double
23422 from 64-bit alignment when ABI_V4.
23423 (rs6000_function_arg, rs6000_function_arg_advance_1,
23424 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
23426 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
23428 PR rtl-optimization/71028
23429 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
23430 jump with just a return in the fallthrough block if the branch
23431 block contains just a return as well.
23433 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
23435 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
23436 * match.pd ((X & Y) ^ Y): ... this.
23437 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
23438 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
23440 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23442 * read-md.c (require_char_ws): New function.
23443 (read_string): Simplify using require_char_ws.
23444 (handle_constants): Likewise.
23445 (handle_enum): Likewise.
23446 (handle_file): Likewise.
23447 * read-md.h (require_char_ws): New declaration.
23448 * read-rtl.c (read_conditions): Simplify using require_char_ws.
23449 (read_mapping): Likewise.
23450 (read_rtx_code): Likewise.
23451 (read_nested_rtx): Likewise.
23453 2016-05-10 James Norris <jnorris@codesourcery.com>
23455 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
23456 if offloading is enabled and -fopenacc or -fopenmp is specified.
23457 (CRTOFFLOADEND): Likewise.
23458 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
23459 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
23461 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
23463 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
23464 gotoff_operand code paths. Use copy_to_suggested_regs and
23465 expand_simple_binop where appropriate. Cleanup.
23467 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23470 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
23472 (dimode_scalar_chain::vector_const_cost): New.
23473 (dimode_scalar_chain::compute_convert_gain): Handle constants.
23474 (dimode_scalar_chain::convert_op): Likewise.
23475 (dimode_scalar_chain::convert_insn): Likewise.
23477 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23479 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
23480 unary operation, not a binary one.
23482 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23484 PR middle-end/70877
23485 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
23486 calls with type casted fndecl.
23488 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
23490 PR tree-optimization/70786
23491 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
23492 * calls.c (initialize_argument_information): Bind bounds
23493 with corresponding args passed by reference.
23495 2016-05-10 Jakub Jelinek <jakub@redhat.com>
23498 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
23499 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
23500 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
23503 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23506 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
23507 code for a zero scale factor.
23508 (vsx_xvcvdpuxds_scale): Likewise.
23510 2016-05-10 David Malcolm <dmalcolm@redhat.com>
23512 * diagnostic-show-locus.c (layout::layout): Call show_ruler
23513 if show_ruler_p was set on the context.
23514 (layout::show_ruler): New method.
23515 * diagnostic.h (struct diagnostic_context): Add field
23518 2016-05-10 Richard Biener <rguenther@suse.de>
23520 PR tree-optimization/71039
23521 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
23522 (chk_uses): New function.
23523 (propagate_with_phi): Verify we can safely replicate the lhs of an
23524 aggregate assignment on all incoming edges.
23526 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
23528 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
23530 (rx_atomic_sequence): New class.
23531 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
23532 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
23534 (rx_atomic_sequence::rx_atomic_sequence,
23535 rx_atomic_sequence::~rx_atomic_sequence): New functions.
23536 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
23537 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
23538 CTRLREG_INTB): New constants.
23539 (FETCHOP): New code iterator.
23540 (fethcop_name, fetchop_name2): New iterator code attributes.
23541 (QIHI): New mode iterator.
23542 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
23543 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
23544 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
23546 2016-05-10 Martin Liska <mliska@suse.cz>
23548 * tree-inline.c (remap_dependence_clique): Do not remap
23549 debugging statements.
23551 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23553 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
23554 ("*fixuns_truncdfdi2_z13")
23555 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
23556 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
23557 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
23559 2016-05-10 Richard Biener <rguenther@suse.de>
23561 PR tree-optimization/70497
23562 PR tree-optimization/28367
23563 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
23565 (visit_reference_op_load): ... here.
23566 (vn_reference_lookup_3): Use it to handle subreg-like accesses
23567 with simplified BIT_FIELD_REFs.
23568 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
23569 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
23572 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
23574 * dwarf2out.c (add_abstract_origin_attribute): Adjust
23575 documentation comment. For BLOCK nodes, add a
23576 DW_AT_abstract_origin attribute that points to the DIE generated
23577 for the origin BLOCK.
23578 (gen_lexical_block_die): Call add_abstract_origin_attribute for
23579 blocks from inlined functions.
23581 2016-05-10 Alan Modra <amodra@gmail.com>
23584 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
23585 regrename modifying insns saving lr before __morestack call.
23586 * config/rs6000/rs6000.md (split_stack_return): Similarly for
23587 insns restoring lr after __morestack call.
23589 2016-05-09 Jakub Jelinek <jakub@redhat.com>
23591 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
23592 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
23594 * config/i386/sse.md (vec_interleave_high<mode>,
23595 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
23596 <avx512>_vpermt2var<mode>3_maskz): Likewise.
23598 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
23600 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
23601 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
23602 parallel reassociation for power8 and forward.
23604 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
23606 * config/i386/i386.md (absneg splitters with general regs): Use
23607 general_reg_operand predicate.
23608 (btsq peephole2): Use x86_64_immediate_operand to check if new
23609 value is suitable for immediate operand. Generate emitted insn
23610 using RTL expressions.
23611 (btcq peephole2): Ditto.
23612 (btrq peephole2): Ditto. Generate correct immediate operand
23615 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23617 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
23620 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
23622 * tree-affine.c (wide_int_constant_multiple_p): Add missing
23623 pointer dereference.
23625 2016-05-09 Richard Biener <rguenther@suse.de>
23627 PR tree-optimization/70985
23628 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
23629 op0 isn't a gimple register.
23631 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
23633 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
23634 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
23635 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
23636 (i6400_fpu_mult): New cpu units.
23637 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
23638 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
23639 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
23640 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
23641 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
23642 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
23643 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
23644 (i6400_msa_long_float4, i6400_msa_long_float5)
23645 (i6400_msa_long_float8, i6400_msa_fdiv_df)
23646 (i6400_msa_fdiv_sf): New reservations.
23647 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
23648 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
23649 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
23650 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
23651 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
23652 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
23653 (msa_short_cmp, msa_short_float2, msa_short_logic3)
23654 (msa_short_store4, msa_long_load, msa_short_store)
23655 (msa_long_logic, msa_long_float2, msa_long_float4)
23656 (msa_long_float5, msa_long_float8, msa_long_mult)
23657 (msa_long_fdiv, msa_long_div): New reservations.
23659 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
23660 Sameera Deshpande <sameera.deshpande@imgtec.com>
23661 Matthew Fortune <matthew.fortune@imgtec.com>
23662 Graham Stott <graham.stott@imgtec.com>
23663 Chao-ying Fu <chao-ying.fu@imgtec.com>
23665 * config.gcc: Add MSA header file for mips*-*-* target.
23666 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
23667 (Ubv8i, Urv8): New constraints.
23668 * config/mips/mips-ftypes.def: Add function types for MSA
23670 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
23671 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
23672 * config/mips/mips-msa.md: New file.
23673 * config/mips/mips-protos.h
23674 (mips_split_128bit_const_insns): New prototype.
23675 (mips_msa_idiv_insns): Likewise.
23676 (mips_split_128bit_move): Likewise.
23677 (mips_split_128bit_move_p): Likewise.
23678 (mips_split_msa_copy_d): Likewise.
23679 (mips_split_msa_insert_d): Likewise.
23680 (mips_split_msa_fill_d): Likewise.
23681 (mips_expand_msa_branch): Likewise.
23682 (mips_const_vector_same_val_p): Likewise.
23683 (mips_const_vector_same_bytes_p): Likewise.
23684 (mips_const_vector_same_int_p): Likewise.
23685 (mips_const_vector_shuffle_set_p): Likewise.
23686 (mips_const_vector_bitimm_set_p): Likewise.
23687 (mips_const_vector_bitimm_clr_p): Likewise.
23688 (mips_msa_vec_parallel_const_half): Likewise.
23689 (mips_msa_output_division): Likewise.
23690 (mips_ldst_scaled_shift): Likewise.
23691 (mips_expand_vec_cond_expr): Likewise.
23692 * config/mips/mips.c (enum mips_builtin_type): Add
23693 MIPS_BUILTIN_MSA_TEST_BRANCH.
23694 (mips_gen_const_int_vector_shuffle): New prototype.
23695 (mips_const_vector_bitimm_set_p): New function.
23696 (mips_const_vector_bitimm_clr_p): Likewise.
23697 (mips_const_vector_same_val_p): Likewise.
23698 (mips_const_vector_same_bytes_p): Likewise.
23699 (mips_const_vector_same_int_p): Likewise.
23700 (mips_const_vector_shuffle_set_p): Likewise.
23701 (mips_symbol_insns): Forbid loading symbols via immediate for
23703 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
23705 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
23707 (mips_lx_address_p): Add support load indexed address for MSA.
23708 (mips_address_insns): Add calculation of instructions needed for
23709 stores and loads for MSA.
23710 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
23711 CONST_VECTOR for MSA and let it fall through.
23712 (mips_ldst_scaled_shift): New function.
23713 (mips_subword_at_byte): Likewise.
23714 (mips_msa_idiv_insns): Likewise.
23715 (mips_legitimize_move): Validate MSA moves.
23716 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
23717 calculation of costs for MSA division.
23718 (mips_split_move_p): Check if MSA moves need splitting.
23719 (mips_split_move): Split MSA moves if necessary.
23720 (mips_split_128bit_move_p): New function.
23721 (mips_split_128bit_move): Likewise.
23722 (mips_split_msa_copy_d): Likewise.
23723 (mips_split_msa_insert_d): Likewise.
23724 (mips_split_msa_fill_d): Likewise.
23725 (mips_output_move): Handle MSA moves.
23726 (mips_expand_msa_branch): New function.
23727 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
23728 Reinstate 'y' modifier.
23729 (mips_file_start): Add MSA .gnu_attribute.
23730 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
23732 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
23733 (mips_class_max_nregs): Add register size for MSA supported mode.
23734 (mips_cannot_change_mode_class): Allow conversion between MSA
23735 vector modes and TImode.
23736 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
23738 (mips_secondary_reload_class): Force MSA loads/stores via memory.
23739 (mips_preferred_simd_mode): Add preffered modes for MSA.
23740 (mips_vector_mode_supported_p): Add MSA supported modes.
23741 (mips_autovectorize_vector_sizes): New function.
23742 (mips_msa_output_division): Likewise.
23743 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
23744 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
23745 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
23746 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
23747 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
23748 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
23749 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
23750 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
23751 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
23752 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
23753 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
23754 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
23755 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
23756 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
23757 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
23758 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
23759 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
23760 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
23761 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
23762 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
23763 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
23764 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
23765 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
23766 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
23767 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
23768 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
23769 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
23770 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
23771 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
23772 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
23773 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
23774 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
23775 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
23776 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
23777 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
23778 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
23779 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
23780 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
23781 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
23782 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
23783 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
23784 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
23785 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
23786 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
23787 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23788 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23789 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23790 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23791 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
23792 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
23793 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
23794 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
23795 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
23796 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
23797 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
23798 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
23799 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
23800 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
23801 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
23802 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
23803 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
23804 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
23805 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
23806 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
23807 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
23808 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
23809 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
23810 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
23811 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
23812 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
23813 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
23814 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
23815 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
23816 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
23817 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
23818 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
23819 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
23820 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
23821 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
23822 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
23823 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
23824 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
23825 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
23826 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
23827 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
23828 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
23829 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
23830 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
23831 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
23832 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
23833 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
23834 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
23835 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
23836 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
23837 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
23838 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
23839 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
23840 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
23841 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
23842 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
23843 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
23844 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
23845 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
23846 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
23847 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
23848 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
23849 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
23850 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
23851 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
23852 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
23853 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
23854 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
23855 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
23856 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
23857 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
23858 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
23859 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
23860 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
23861 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
23862 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
23863 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
23864 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
23865 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
23866 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
23867 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
23868 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
23869 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
23870 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
23871 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
23872 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
23873 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
23874 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
23875 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
23876 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
23877 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
23878 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
23879 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
23880 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
23881 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
23882 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
23883 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
23884 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
23885 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
23886 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
23887 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
23888 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
23889 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
23890 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
23891 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
23892 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
23893 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
23895 (mips_get_builtin_decl_index): New array.
23896 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
23897 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
23898 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
23899 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
23900 (mips_init_builtins): Initialize mips_get_builtin_decl_index
23902 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
23904 (mips_expand_builtin_insn): Prepare operands for
23905 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
23906 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
23907 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
23908 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
23909 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
23910 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
23911 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
23912 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
23913 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
23914 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
23915 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
23916 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
23917 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
23918 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
23919 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
23920 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
23921 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
23922 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
23923 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
23924 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
23925 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
23926 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
23927 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
23928 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
23929 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
23930 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
23931 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
23932 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
23933 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
23934 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
23935 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
23936 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
23937 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
23938 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
23939 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
23940 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
23941 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
23942 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
23943 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
23944 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
23945 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
23946 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
23947 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
23948 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
23949 These are set implicitly and an error is reported if overridden.
23950 (mips_expand_builtin_msa_test_branch): New function.
23951 (mips_expand_msa_shuffle): Likewise.
23952 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
23953 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
23954 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
23955 (mips_expand_vec_unpack): Add support for MSA.
23956 (mips_expand_vector_init): Likewise.
23957 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
23958 instead of const0_rtx.
23959 (mips_msa_vec_parallel_const_half): New function.
23960 (mips_gen_const_int_vector): Likewise.
23961 (mips_gen_const_int_vector_shuffle): Likewise.
23962 (mips_expand_msa_cmp): Likewise.
23963 (mips_expand_vec_cond_expr): Likewise.
23964 * config/mips/mips.h
23965 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
23966 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
23968 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
23969 (ISA_HAS_MSA): New macro.
23970 (UNITS_PER_MSA_REG): Likewise.
23971 (BITS_PER_MSA_REG): Likewise.
23972 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
23973 (MSA_REG_FIRST): New macro.
23974 (MSA_REG_LAST): Likewise.
23975 (MSA_REG_NUM): Likewise.
23976 (MSA_REG_P): Likewise.
23977 (MSA_REG_RTX_P): Likewise.
23978 (MSA_SUPPORTED_MODE_P): Likewise.
23979 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
23980 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
23981 * config/mips/mips.md: Include mips-msa.md.
23982 (alu_type): Add simd_add.
23983 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
23984 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
23985 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
23986 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
23987 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
23988 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
23989 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
23990 simd_move, simd_load, simd_store. Choose "multi" for moves
23992 (qword_mode): New attribute.
23993 (insn_count): Add instruction count for quad moves.
23994 Increase the count for MIPS SIMD division.
23995 (UNITMODE): Add UNITMODEs for vector types.
23996 (addsub): New code iterator.
23997 * config/mips/mips.opt (mmsa): New option.
23998 * config/mips/msa.h: New file.
23999 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
24001 * config/mips/mti-linux.h: Likewise.
24002 * config/mips/predicates.md
24003 (const_msa_branch_operand): New constraint.
24004 (const_uimm3_operand): Likewise.
24005 (const_uimm4_operand): Likewise.
24006 (const_uimm5_operand): Likewise.
24007 (const_uimm8_operand): Likewise.
24008 (const_imm5_operand): Likewise.
24009 (aq10b_operand): Likewise.
24010 (aq10h_operand): Likewise.
24011 (aq10w_operand): Likewise.
24012 (aq10d_operand): Likewise.
24013 (const_m1_operand): Likewise.
24014 (reg_or_m1_operand): Likewise.
24015 (const_exp_2_operand): Likewise.
24016 (const_exp_4_operand): Likewise.
24017 (const_exp_8_operand): Likewise.
24018 (const_exp_16_operand): Likewise.
24019 (const_vector_same_val_operand): Likewise.
24020 (const_vector_same_simm5_operand): Likewise.
24021 (const_vector_same_uimm5_operand): Likewise.
24022 (const_vector_same_uimm6_operand): Likewise.
24023 (const_vector_same_uimm8_operand): Likewise.
24024 (par_const_vector_shf_set_operand): Likewise.
24025 (reg_or_vector_same_val_operand): Likewise.
24026 (reg_or_vector_same_simm5_operand): Likewise.
24027 (reg_or_vector_same_uimm6_operand): Likewise.
24028 * doc/extend.texi (MIPS SIMD Architecture Functions): New
24030 * doc/invoke.texi (-mmsa): Document new option.
24032 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24034 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
24035 * configure: Regenerate.
24036 * config.in: Regenerate.
24037 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
24038 on -fvtable-verify.
24039 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
24040 (ENDFILE_VTV_SPEC): Define.
24042 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
24044 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
24045 registers in all interrupt handlers if necessary.
24046 (rl78_option_override): Add warning.
24047 (MUST_SAVE_MDUC_REGISTERS): New macro.
24048 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
24049 * config/rl78/rl78.c (check_mduc_usage): New function.
24050 (mduc_regs): New structure to hold MDUC register data.
24051 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
24052 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
24053 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
24054 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
24055 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
24056 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
24058 2016-05-09 Bin Cheng <bin.cheng@arm.com>
24060 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
24061 (tree-ssa-loop-niter.h): Ditto.
24062 (idx_within_array_bound, ref_within_array_bound): New functions.
24063 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
24064 Factor out check on writable base object to ...
24065 (base_object_writable): ... here.
24067 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24069 * config/arm/arm.md (probe_stack): Add modes to set source
24072 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
24074 * regrename.c (base_reg_class_for_rename): New static function.
24075 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
24077 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
24079 * cgraph.c (thunk_adjust): Export.
24080 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
24081 * cgraphunit.c (thunk_adjust): Export.
24082 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
24084 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
24086 * tree-inline.c (expand_call_inline): Expand thunks inline.
24088 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
24091 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
24092 (*sse2_vd_cvtss2sd): Ditto.
24093 * config/i386/i386.md
24094 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
24095 Generate *sse2_vd_cvtsd2ss pattern.
24096 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
24097 Generate *sse2_vd_cvtss2sd pattern.
24099 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24101 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
24102 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
24105 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
24107 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
24108 * config/sh/sh.c: Define and declare variables on first use throughout
24110 (current_function_interrupt): Change to bool type.
24111 (frame_insn): Rename to emit_frame_insn and update users.
24112 (push_regs): Use bool for 'interrupt_handler' argument.
24113 (save_schedule_s): Remove.
24114 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
24115 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
24116 targetm.asm_out.unaligned_op.di.
24117 (gen_far_branch): Remove redundant forward declaration.
24118 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
24119 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
24120 (sh_set_return_address, sh_function_ok_for_sibcall,
24121 scavenge_reg): Update comments.
24122 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
24123 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
24124 (sh_attr_renesas_p): Remove unnecessary parentheses.
24125 (branch_dest): Simplify.
24126 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
24127 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
24128 (CUMULATIVE_ARGS): Change macro to typedef.
24129 (current_function_interrupt): Change to bool type.
24130 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
24131 Surround with __cplusplus ifdef.
24132 (sh_compare_op0, sh_compare_op1): Remove.
24133 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
24135 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
24137 * config/arm/arm.md (arch): Add neon.
24138 (arch_enabled): Return yes for arch neon when TARGET_NEON.
24139 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
24140 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
24141 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
24142 attributes for alt renumbering. Mark alt 3 as non-predicable.
24143 (thumb2_movdf_vfp): Likewise.
24145 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
24147 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
24148 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
24149 (*andqi_1): Add preferred_for_speed attribute to disparage
24150 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
24151 (*<code>qi_1): Ditto.
24152 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
24153 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
24154 (*ashlqi3_1): Ditto.
24155 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
24156 Add preferred_for_size attribute to disparage alternative 0 and
24157 preferred_for_speed attribute to disparage alternative 1 for
24158 TARGET_PARTIAL_REG_STALL targets.
24160 2016-05-07 Tom de Vries <tom@codesourcery.com>
24162 PR tree-optimization/70956
24163 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
24166 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
24168 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
24169 * config/sh/sh.c (sh_cbranch_distance): Implement it.
24170 * config/sh/sh.md (branch_zero): Remove define_attr.
24171 (define_delay): Disable delay slot if branch distance is one insn.
24173 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24175 * config/i386/i386.md (LEAMODE): New mode attribute.
24176 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
24177 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
24178 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
24179 operand 2 predicate.
24180 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
24181 (*lea<mode>_general_3): Ditto.
24182 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
24184 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24186 * genmddump.c (main): Convert argv from char ** to const char **.
24188 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24190 * coretypes.h (OVERRIDE): New macro.
24191 (FINAL): New macro.
24193 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
24195 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
24196 allow coalescing if the types are compatible.
24198 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24200 * pass_manager.h (pass_manager::register_pass_name): New method.
24201 (pass_manager::get_pass_by_name): New method.
24202 (pass_manager::create_pass_tab): New method.
24203 (pass_manager::m_name_to_pass_map): New field.
24204 * passes.c (name_to_pass_map): Delete global in favor of field
24205 "m_name_to_pass_map" of pass_manager.
24206 (register_pass_name): Rename from a function to...
24207 (pass_manager::register_pass_name): ...this method, updating
24208 for renaming of global "name_to_pass_map" to field
24209 "m_name_to_pass_map".
24210 (create_pass_tab): Rename from a function to...
24211 (pass_manager::create_pass_tab): ...this method, updating
24212 for renaming of global "name_to_pass_map" to field.
24213 (get_pass_by_name): Rename from a function to...
24214 (pass_manager::get_pass_by_name): ...this method.
24215 (enable_disable_pass): Convert use of get_pass_by_name to
24216 a method call, locating the pass_manager singleton.
24218 2016-05-06 David Malcolm <dmalcolm@redhat.com>
24220 * genattr-common.c (main): Convert argv from char ** to const char **.
24221 * genattr.c (main): Likewise.
24222 * genattrtab.c (main): Likewise.
24223 * genautomata.c (initiate_automaton_gen): Likewise.
24225 * gencodes.c (main): Likewise.
24226 * genconditions.c (main): Likewise.
24227 * genconfig.c (main): Likewise.
24228 * genconstants.c (main): Likewise.
24229 * genemit.c (main): Likewise.
24230 * genenums.c (main): Likewise.
24231 * genextract.c (main): Likewise.
24232 * genflags.c (main): Likewise.
24233 * genmddeps.c (main): Likewise.
24234 * genopinit.c (main): Likewise.
24235 * genoutput.c (main): Likewise.
24236 * genpeep.c (main): Likewise.
24237 * genpreds.c (main): Likewise.
24238 * genrecog.c (main): Likewise.
24239 * gensupport.c (init_rtx_reader_args_cb): Likewise.
24240 (init_rtx_reader_args): Likewise.
24241 * gensupport.h (init_rtx_reader_args_cb): Likewise.
24242 (init_rtx_reader_args): Likewise.
24243 * gentarget-def.c (main): Likewise.
24244 * read-md.c (read_md_files): Likewise.
24245 * read-md.h (read_md_files): Likewise.
24247 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24249 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
24250 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
24251 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
24252 Remove unused predicate.
24253 (register_and_not_fp_reg_operand): Ditto.
24255 2016-05-06 Martin Liska <mliska@suse.cz>
24257 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
24258 instead of vec as the vector is local to the function.
24260 2016-05-06 Jakub Jelinek <jakub@redhat.com>
24262 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
24263 avx512bw alternative.
24265 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
24266 before the ashr<mode>3 pattern.
24268 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
24269 v instead of x in vex or maybe_vex alternatives, use
24270 maybe_evex instead of vex in prefix.
24272 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
24273 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
24274 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
24275 in vex or maybe_vex alternatives, use maybe_evex instead of vex
24278 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
24279 v instead of x in vex or maybe_vex alternatives, use
24280 maybe_evex instead of vex in prefix.
24282 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
24283 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
24284 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
24285 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
24286 alternatives, use maybe_evex instead of vex in prefix.
24288 * config/i386/sse.md (vec_interleave_lowv4sf,
24289 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
24290 v instead of x in vex or maybe_vex alternatives, use
24291 maybe_evex instead of vex in prefix.
24293 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
24294 v instead of x in vex or maybe_vex alternatives, use
24295 maybe_evex instead of vex in prefix.
24297 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
24298 v constraint instead of x.
24300 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
24302 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
24303 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
24306 2016-05-06 Richard Biener <rguenther@suse.de>
24308 PR tree-optimization/70948
24309 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
24310 Properly clobber all fields of va_list for __builtin_va_start.
24312 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
24315 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
24316 loop latch destination.
24318 2016-05-06 Martin Liska <mliska@suse.cz>
24320 * tree-ssa-uninit.c: Apply manual changes
24321 to the GNU coding style.
24322 (prune_uninit_phi_opnds): Rename from
24323 prune_uninit_phi_opnds_in_unrealizable_paths.
24325 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24327 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
24328 mspace): Remove deprecated options.
24329 * doc/invoke.texi (SH options): Remove -mspace.
24331 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24333 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
24335 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24337 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
24338 corresponding combine split pattern.
24340 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24343 * config/sh/predicates.md (long_displacement_mem_operand): New.
24344 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
24345 Add movi20, movi20s alternatives. Adjust length attribute for
24347 (movsi_ie): Allow for any FPU. Adjust length attribute for
24349 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
24350 attribute for alternatives.
24351 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
24352 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
24353 length attribute for alternatives.
24355 2016-05-06 Richard Biener <rguenther@suse.de>
24357 PR tree-optimization/70960
24358 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
24360 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24363 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
24364 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
24366 2016-05-06 Marek Polacek <polacek@redhat.com>
24369 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
24371 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
24374 * config/sh/sh.md (*rotcr): Add another variant.
24376 2016-05-06 Richard Biener <rguenther@suse.de>
24378 PR middle-end/70931
24379 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
24381 2016-05-06 Richard Biener <rguenther@suse.de>
24383 PR middle-end/70941
24384 * fold-const.c (split_tree): Always convert to the original type
24387 2016-05-06 Richard Biener <rguenther@suse.de>
24389 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
24390 (fwprop_addr): Likewise.
24392 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
24395 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
24397 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
24398 * config/i386/i386.md (push mem splitter): Use find_constant_src in
24399 the splitter condition.
24400 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
24401 the splitter condition.
24402 (FP float_extend load splitter): Ditto.
24404 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
24406 * config/i386/i386.md (peehole2 patterns): Change true_regnum
24407 to REGNO in all peephole2 patterns.
24408 (post-reload splitters): Change true_regnum to REGNO in
24409 post-reload splitters.
24410 (zero_extend splitters): Use general_reg_operand and
24411 nonimmediate_gr_operand predicates.
24413 2016-05-05 Jakub Jelinek <jakub@redhat.com>
24415 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
24416 v constraint instead of x.
24418 2016-05-05 Alan Modra <amodra@gmail.com>
24421 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
24422 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
24423 TARGET_NO_FP_IN_TOC for -mrelocatable.
24424 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
24425 TARGET_RELOCATABLE test.
24426 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24427 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24428 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24429 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24430 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24431 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
24432 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
24433 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24434 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
24435 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24437 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
24438 (rs6000_stack_info): Likewise.
24439 (rs6000_elf_asm_out_constructor): Likewise.
24440 (rs6000_elf_asm_out_destructor): Likewise.
24441 (rs6000_elf_declare_function_name): Likewise.
24442 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
24443 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
24446 2016-05-05 Alan Modra <amodra@gmail.com>
24448 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
24450 2016-05-05 Alan Modra <amodra@gmail.com>
24452 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
24453 out-of-line gpr restore for one or two regs if that would add
24456 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
24459 * config/i386/i386.md
24460 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
24461 Change to post-epilogue_completed late splitter. Use sse_reg_operand
24462 as operand 0 predicate.
24463 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
24465 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
24466 Ditto. Emit the pattern using RTX.
24468 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
24469 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
24470 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
24471 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
24473 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
24474 sse_reg_operand as operand 0 predicate.
24476 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
24477 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
24478 instead of gen_rtx_REG.
24479 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
24482 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24484 * function.c (emit_use_return_register_into_block): Delete.
24485 (gen_return_pattern): Delete.
24486 (emit_return_into_block): Delete.
24487 (active_insn_between): Delete.
24488 (convert_jumps_to_returns): Delete.
24489 (emit_return_for_exit): Delete.
24490 (thread_prologue_and_epilogue_insns): Delete all code dealing with
24491 simple_return for shrink-wrapped blocks.
24492 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
24493 end of blocks that need one.
24494 (get_unconverted_simple_return): Delete.
24495 (convert_to_simple_return): Delete.
24496 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
24497 (convert_to_simple_return): Ditto.
24499 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24501 * cfgcleanup.c (bb_is_just_return): New function.
24502 (try_optimize_cfg): Simplify jumps to return, branches to return,
24503 and branches around return.
24505 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
24507 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
24508 branch to a return.
24510 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24514 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
24515 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
24516 assert flags & OEP_HASH_CHECK, instead of asserting it
24517 never happens. Handle TARGET_EXPR.
24518 * fold-const.c (operand_equal_p): For hash verification,
24519 or in OEP_HASH_CHECK into flags.
24521 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
24523 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
24525 (compute_samebase_partition_bases): Fix typo.
24527 2016-05-04 Jakub Jelinek <jakub@redhat.com>
24529 * config/i386/sse.md (vec_interleave_highv8sf,
24530 vec_interleave_lowv8sf, vec_interleave_highv4df,
24531 vec_interleave_lowv4df): Remove constraints from expanders.
24533 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
24535 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24537 * tree-inline.c (expand_call_inline): Fix path dealing with
24538 making lhs of call statement undefined.
24540 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
24542 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
24543 Check availability on NODE, too.
24544 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
24545 (cgraph_node::call_for_symbol_and_aliases): Likewise.
24546 (varpool_node::call_for_symbol_and_aliase): Likewise.
24547 * ipa-pure-const.c (add_new_function): Analyze all bodies.
24548 (propagate_pure_const): Propagate across interposable functions, too.
24549 (skip_function_for_local_pure_const): Do not skip interposable bodies
24551 (pass_local_pure_const::execute): Update.
24553 2016-05-04 Marek Polacek <polacek@redhat.com>
24555 * doc/invoke.texi: Document -Wdangling-else.
24557 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
24559 * config.gcc: Error out when conflicting multilib is detected. Do not
24560 loop over multilibs since no combination is legal.
24562 2016-05-04 Alan Modra <amodra@gmail.com>
24564 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
24565 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
24566 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
24569 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
24571 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
24572 Clean up p5600 comments.
24574 2016-05-04 Richard Biener <rguenther@suse.de>
24576 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
24577 constructor simplifications.
24578 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
24580 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
24582 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
24583 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
24584 result.set_rtx is null instead of aborting.
24585 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
24587 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
24588 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
24589 *mov<mode>_store_postinc): New patterns.
24591 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
24593 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
24594 as commutative. Check both conversions are NOP.
24595 ((A & B) OP (C & B)): Remove.
24597 2016-05-04 Alan Modra <amodra@gmail.com>
24599 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
24601 2016-05-04 Alan Modra <amodra@gmail.com>
24604 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
24605 when cr2,3,4 are all fixed regs.
24607 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
24609 PR rtl-optimization/57193
24610 * opts.c (default_options_table): Revert OPT_frename_registers change.
24611 * doc/invoke.texi (-frename-registers, -O2): Likewise.
24613 2016-05-03 Martin Sebor <msebor@redhat.com>
24616 * builtins.c (fold_builtin_FILE): New function.
24617 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
24618 (fold_builtin_0): Call them.
24619 * gimplify.c (gimplify_call_expr): Remove the handling of
24620 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
24623 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
24624 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
24628 * doc/extend.texi (Function Names as Strings): Update __func__,
24629 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
24632 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24633 Richard Biener <rguenther@suse.de>
24635 PR tree-optimization/70916
24636 * tree-if-conv.c: Include cfganal.h.
24637 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
24638 and remove_fake_exit_edges around the optimization pass.
24640 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
24642 * cgraph.c (symbol_table::create_edge): Set inline_failed.
24643 (cgraph_edge::make_direct): Likewise.
24644 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
24645 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
24646 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
24647 (CIF_THUNK): New code.
24648 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
24649 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
24650 (compute_inline_parameters): Set inline_failed for thunks.
24651 (inline_analyze_function): Cleanup.
24652 * ipa-inline.c (can_inline_edge_p): Do not deal with
24653 call_stmt_cannot_inline_p.
24654 (can_early_inline_edge_p): Likewise.
24655 (early_inliner): Initialize inline_failed.
24656 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
24658 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
24660 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
24661 from nonimm_ssenomem_operand.
24662 (nonimm_ssenomem_operand): New predicate.
24663 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
24664 as operand 0 predicate.
24665 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
24666 Disable unsupported alternatives using "enabled" attribute.
24667 Use register_ssemem_operand as operand 0 predicate.
24668 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
24670 2016-05-03 Marek Polacek <polacek@redhat.com>
24673 * input.c (expansion_point_location): New function.
24674 * input.h (expansion_point_location): Declare.
24676 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
24678 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
24679 occurence with frame_offset_ ones.
24681 2016-05-03 Alan Modra <amodra@gmail.com>
24683 PR rtl-optimization/70890
24684 * ira.c (combine_and_move_insns): When moving def_insn, remove
24685 equivs on use_insn.
24687 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
24689 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
24690 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
24691 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
24692 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
24694 2016-05-03 Alan Modra <amodra@gmail.com>
24696 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
24697 for SAVE_MULTIPLE/STORE_MULTIPLE.
24699 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24701 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
24702 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
24704 2016-05-03 Richard Biener <rguenther@suse.de>
24706 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
24708 (gimplify_arg): Likewise.
24709 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
24710 re-writing the result to a decl if required.
24711 (internal_get_tmp_var): Add allow_ssa parameter
24712 and override into_ssa with it.
24713 (get_formal_tmp_var): Adjust.
24714 (get_initialized_tmp_var): Add allow_ssa parameter.
24715 (gimplify_arg): Add allow_ssa parameter and avoid generating
24716 SSA names for the result false.
24717 (gimplify_call_expr): If the call may return twice do not
24718 gimplify parameters into SSA.
24719 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
24720 (gimplify_modify_expr): Adjust assert. For noreturn calls
24721 with a SSA name LHS adjust its def.
24722 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
24723 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
24724 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
24725 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
24726 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
24727 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
24728 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
24729 (optimize_target_teams): Do not allow SSA names for clause operands.
24730 (gimplify_expr): Likewise for where we mark the result addressable.
24731 * passes.def (pass_init_datastructures): Remove.
24732 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
24733 (rewrite_stmt): Likewise.
24734 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
24735 (replace_locals_op): Replace SSA names.
24736 (copy_gimple_seq_and_replace_locals): Init src_cfun.
24737 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
24738 * cgraph.c (release_function_body): Free CFG annotations only
24739 when we have a CFG. Simplify.
24740 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
24741 force_gimple_operand instead of get_initialized_tmp_var.
24742 * tree-pass.h (make_pass_init_datastructures): Remove.
24743 * tree-ssa.c (execute_init_datastructures): Remove.
24744 (pass_data_init_datastructures): Likewise.
24745 (class pass_init_datastructures): Likewise.
24746 (make_pass_init_datastructures): Likewise.
24747 * omp-low.c (create_omp_child_function): Init SSA data structures.
24748 (grid_expand_target_grid_body): Likewise.
24749 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
24750 name before adding it to names_to_release.
24751 (remove_bb): Always release SSA defs.
24752 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
24753 before dereferencing it.
24754 * cgraphunit.c (init_lowered_empty_function): Always
24755 int SSA data structures.
24756 * tree-ssanames.c (release_defs): Remove assert that we are in
24758 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
24760 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24761 Uros Bizjak <ubizjak@gmail.com>
24763 PR rtl-optimization/70467
24764 * config/i386/predicates.md (x86_64_hilo_int_operand,
24765 x86_64_hilo_general_operand): New predicates.
24766 * config/i386/constraints.md (Wd): New constraint.
24767 * config/i386/i386.md (mode attr di): Use Wd instead of e.
24768 (general_hilo_operand): New mode attr.
24769 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
24770 instead of <general_operand>.
24771 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
24772 x86_64_hilo_general_operand instead of <general_operand>.
24774 2016-05-03 Jakub Jelinek <jakub@redhat.com>
24776 PR tree-optimization/70916
24777 * tree-if-conv.c (constant_or_ssa_name): Removed.
24778 (fold_build_cond_expr): Use is_gimple_val instead of
24779 constant_or_ssa_name.
24781 PR tree-optimization/70916
24782 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
24783 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
24786 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
24787 (optimize_atomic_bit_test_and): New function.
24788 (pass_fold_builtins::execute): Use it.
24789 * optabs.def (atomic_bit_test_and_set_optab,
24790 atomic_bit_test_and_complement_optab,
24791 atomic_bit_test_and_reset_optab): New optabs.
24792 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
24793 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
24794 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
24795 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
24796 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
24797 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
24798 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
24799 * doc/md.texi (atomic_bit_test_and_set@var{mode},
24800 atomic_bit_test_and_complement@var{mode},
24801 atomic_bit_test_and_reset@var{mode}): Document.
24802 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
24803 atomic_bit_test_and_complement<mode>,
24804 atomic_bit_test_and_reset<mode>): New expanders.
24805 (atomic_bit_test_and_set<mode>_1,
24806 atomic_bit_test_and_complement<mode>_1,
24807 atomic_bit_test_and_reset<mode>_1): New insns.
24809 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
24811 PR rtl-optimization/70687
24812 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
24813 instead of unsigned HOST_WIDE_INT.
24815 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
24817 PR rtl-optimization/44281
24818 * hard-reg-set.h (struct target_hard_regs): New field
24819 x_fixed_nonglobal_reg_set.
24820 (fixed_nonglobal_reg_set): New macro.
24821 * reginfo.c (init_reg_sets_1): Initialize it.
24822 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
24824 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
24826 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24828 PR tree-optimization/56541
24829 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
24830 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
24831 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
24832 (any_complicated_phi): new static variable.
24833 (aggressive_if_conv): delete.
24834 (if_convertible_phi_p): support phis with more than two arguments.
24835 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
24836 critical pred edges.
24837 (ifcvt_split_critical_edges): support phis with more than two
24838 arguments by checking new parameter. only split critical edges
24840 (tree_if_conversion): handle simd pragma marked loop using new
24841 local variable aggressive_if_conv. check any_complicated_phi.
24843 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24845 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
24848 2016-05-03 Bin Cheng <bin.cheng@arm.com>
24850 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
24853 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
24855 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
24856 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
24857 define_insn_and_split.
24858 (mulsi3_i): New define_insn_and_split.
24859 (mulsi3_call): Convert to define_insn.
24860 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
24861 Remove constraints.
24863 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24865 * machmode.h (mode_complex): Add support to give the complex mode
24867 (GET_MODE_COMPLEX_MODE): Likewise.
24868 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
24869 stored by build_complex_type and gfc_build_complex_type instead of
24870 trying to figure out the appropriate mode based on the size. Raise
24871 an assertion error, if the type was not set.
24872 * genmodes.c (struct mode_data): Add field for the complex type of
24874 (blank_mode): Likewise.
24875 (make_complex_modes): Remember the complex mode created in the
24877 (emit_mode_complex): Write out the mode_complex array to map a
24878 type mode to the complex version.
24879 (emit_insn_modes_c): Likewise.
24880 * tree.c (build_complex_type): Set the complex type to use before
24881 calling layout_type.
24882 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
24883 support for __float128 complex datatypes.
24884 (rs6000_hard_regno_mode_ok): Likewise.
24885 (rs6000_setup_reg_addr_masks): Likewise.
24886 (rs6000_complex_function_value): Likewise.
24887 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
24888 __float128 and __ibm128 complex.
24889 (FLOAT128_IBM_P): Likewise.
24890 (ALTIVEC_ARG_MAX_RETURN): Likewise.
24891 * doc/extend.texi (Additional Floating Types): Document that
24892 -mfloat128 must be used to enable __float128. Document complex
24893 __float128 and __ibm128 support.
24895 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24898 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
24899 char/short arguments promoted to int because of promote_prototypes.
24901 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
24903 * config/i386/predicates.md (register_ssemem_operand): New predicate.
24904 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
24905 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
24906 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
24907 alternatives using "enabled" attribute. Use register_ssemem_operand
24908 as operand 1 predicate.
24909 (*cmpi<unord>xf_i387): Split XFmode pattern from
24910 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
24911 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
24912 *absneg<mode>2_i387. Disable unsupported alternatives using
24913 "enabled" attribute.
24914 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
24916 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24918 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
24920 (oacc_loop_process): Check mask for loop termination.
24922 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24924 * cif-code.def (CIF_THUNK): Add.
24925 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
24928 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
24930 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
24931 (dump_inline_summary): Dump it.
24932 (fp_expression_p): New predicate.
24933 (estimate_function_body_sizes): Use it.
24934 (inline_merge_summary): Merge fp_expressions.
24935 (inline_read_section): Read fp_expressions.
24936 (inline_write_summary): Write fp_expressions.
24937 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
24938 codegen boundary if either caller or callee is !fp_expressions.
24939 * ipa-inline.h (inline_summary): Add fp_expressions.
24940 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
24941 to fp_expressions be sure the fp generation flags are updated.
24943 2016-05-02 Jakub Jelinek <jakub@redhat.com>
24945 PR rtl-optimization/70467
24946 * cse.c (cse_insn): Handle no-op MEM moves after folding.
24948 PR rtl-optimization/70467
24949 * ipa-pure-const.c (check_call): Handle internal calls even in
24950 ipa mode like in local mode.
24952 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
24954 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
24956 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24958 * match.pd (X u< X, X u> X): New transformations.
24960 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
24962 * flag-types.h (enum warn_strict_overflow_code): Move ...
24963 * coretypes.h: ... here.
24964 * fold-const.h (fold_overflow_warning): Declare.
24965 * fold-const.c (fold_overflow_warning): Make non-static.
24966 (fold_comparison): Move the transformation of X +- C1 CMP C2
24967 into X CMP C2 -+ C1 ...
24968 * match.pd: ... here.
24969 * gimple-fold.c (fold_stmt_1): Protect with
24970 fold_defer_overflow_warnings.
24972 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
24974 * omp-low.c (struct oacc_loop): Add 'inner' field.
24975 (new_oacc_loop_raw): Initialize it to zero.
24976 (oacc_loop_fixed_partitions): Initialize it.
24977 (oacc_loop_auto_partitions): Partition outermost loop to outermost
24978 available partitioning.
24980 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
24982 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
24984 (umulsidi3): Likewise.
24985 (indirect_jump): Fix jump instruction assembly patterns.
24987 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
24990 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
24991 (nvptx_function_value): Assert non-NULL cfun.
24993 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
24995 PR rtl-optimization/70886
24996 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
24998 * cselib.h (rtx_equal_for_cselib_1): Declare.
24999 (rtx_equal_for_cselib_p: New inline function.
25000 * cselib.c (rtx_equal_for_cselib_p): Delete.
25001 (rtx_equal_for_cselib_1): Make public.
25003 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
25005 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
25006 (register_mixssei387nonimm_operand): Remove predicate.
25007 * config/i386/i386.md (*fop_<mode>_comm): Merge from
25008 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
25009 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
25010 for TARGET_MIX_SSE_I387 alternatives.
25011 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
25012 Disable unsupported alternatives using "enabled" attribute. Use
25013 nonimm_ssenomem_operand as operand 1 predicate. Also check
25014 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
25016 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25018 * tree.c (cst_and_fits_in_hwi): Simplify.
25020 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25022 * tree.h (wi::to_wide): New function.
25023 * expr.c (expand_expr_real_1): Use wi::to_wide.
25024 * fold-const.c (int_const_binop_1): Likewise.
25025 (extract_muldiv_1): Likewise.
25027 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25029 * wide-int.h: Update offset_int and widest_int documentation.
25030 (WI_SIGNED_SHIFT_RESULT): New macro.
25031 (wi::binary_shift): Define signed_shift_result_type for
25032 shifts on offset_int- and widest_int-like types.
25033 (generic_wide_int): Support <<= and >>= if << and >> are supported.
25034 * tree.h (int_bit_position): Use shift operators instead of wi::
25036 * alias.c (adjust_offset_for_component_ref): Likewise.
25037 * expr.c (get_inner_reference): Likewise.
25038 * fold-const.c (fold_comparison): Likewise.
25039 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
25040 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
25041 * tree-dfa.c (get_ref_base_and_extent): Likewise.
25042 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
25043 (stmt_kills_ref_p): Likewise.
25044 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
25045 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
25046 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25047 (ao_ref_init_from_vn_reference): Likewise.
25049 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
25051 * wide-int.h: Update offset_int and widest_int documentation.
25052 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
25053 (wi::binary_traits): Allow ordered comparisons between offset_int and
25054 offset_int, between widest_int and widest_int, and between either
25055 of these types and basic C types.
25056 (operator <, <=, >, >=): Define for the same combinations.
25057 * tree.h (tree_int_cst_lt): Use comparison operators instead
25058 of wi:: comparisons.
25059 (tree_int_cst_le): Likewise.
25060 * gimple-fold.c (fold_array_ctor_reference): Likewise.
25061 (fold_nonarray_ctor_reference): Likewise.
25062 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
25063 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
25064 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
25065 * tree-sra.c (completely_scalarize): Likewise.
25066 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
25067 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
25068 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
25069 (check_for_binary_op_overflow): Likewise.
25070 (search_for_addr_array): Likewise.
25071 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
25073 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25075 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
25076 (arc_save_restore): Likewise.
25077 (arc_dwarf_register_span): Likewise.
25078 (arc_output_pic_addr_const): Initialize suffix variable.
25080 2016-05-02 Martin Liska <mliska@suse.cz>
25082 * symbol-summary.h (function_summary::function_summary):
25083 Remove checking assert for all cgraph nodes.
25084 (function_summary::get): Check summary_uid.
25085 (symtab_insertion): Check summary_uid.
25087 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
25089 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
25090 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
25091 bmaskn instruction.
25092 (arc_dwarf_register_span): Remove enum keyword.
25093 (compact_memory_operand_p): New function.
25094 * config/arc/arc.h (reg_class): Add code density register classes.
25095 (REG_CLASS_NAMES): Likewise.
25096 (REG_CLASS_CONTENTS): Likewise.
25097 * config/arc/arc.md (*movqi_insn): Add code density instructions.
25098 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
25099 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
25100 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
25101 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
25103 (h, Rcd, Rsd, Rzd): New register constraints.
25104 (T): Use compact_memory_operand_p function.
25105 * config/arc/predicates.md (compact_load_memory_operand): Remove.
25107 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25109 * config/sh/sh.md (*negnegt, *movtt): Remove.
25111 2016-05-02 Marek Polacek <polacek@redhat.com>
25112 Tom de Vries <tom@codesourcery.com>
25114 PR tree-optimization/70700
25115 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
25116 bigger than FIRST_REF_NODE.
25118 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
25121 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
25123 (prepare_cbranch_operands): Don't use scratch register. Assume that
25124 function is used when pseudos can be created.
25125 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
25126 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
25127 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
25128 define_expand. Allow it only when pseudos can be created.
25129 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
25131 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
25133 * config/i386/constraints.md (BC): Only allow -1 operands.
25134 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
25135 Add "enabled" attribute. Update XI mode attribute calculation.
25136 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
25137 (*movoi_internal_avx): Update XI mode attribute calculation.
25138 (*movti_internal): Ditto.
25140 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25142 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
25143 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
25145 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
25147 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
25148 statement on instruction code. Remove trailing spaces.
25149 (altivec_expand_stv_builtin): Likewise.
25151 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25153 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
25154 (TARGET_FPU_DOUBLE): Simplify.
25155 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
25156 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
25157 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
25158 with 'TARGET_FPU_DOUBLE'.
25159 * config/sh/sh.md: Likewise.
25161 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
25163 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
25164 SH_DIV_STR_FOR_SIZE): Remove.
25165 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
25166 SH_DIV_STR_FOR_SIZE): Remove.
25168 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
25170 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
25171 logical_reg_operand): Delete.
25172 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
25173 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
25174 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
25175 match_operand and match_test.
25176 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
25177 variables on their first use. Return bool values.
25178 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
25179 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
25180 arith_reg_operand for input operand. Remove empty constraints.
25182 (*xorsi3_compact): Rename to xorsi3.
25183 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
25184 (*zero_extend<mode>si2_disp_mem): Update comment.
25187 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25189 * config/sh/t-sh: Remove SH5 support.
25190 * config.gcc: Likewise.
25191 * configure: Likewise.
25193 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25195 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
25197 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
25199 * config/sh/sh.c (register_sh_passes, sh_option_override,
25200 sh_print_operand, prepare_move_operands,
25201 sh_can_follow_jump): Remove TARGET_SH1 checks.
25202 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
25203 PROMOTE_MODE): Likewise.
25204 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
25207 2016-04-30 Alan Modra <amodra@gmail.com>
25209 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
25210 restoring when fixed_reg_p, but allow out-of-line or stmw save.
25211 Check for user regs later to avoid unnecessary looping over regs.
25212 Merge user reg check with non-saved reg check. Don't force
25213 inline VR restore when static chain used.
25214 (rs6000_frame_related): Omit eh_frame info for user regs when
25216 (fixed_regs_p): Delete.
25218 2016-04-30 Alan Modra <amodra@gmail.com>
25220 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
25221 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
25224 2016-04-30 Alan Modra <amodra@gmail.com>
25227 * config/rs6000/rs6000.c (fixed_reg_p): New function.
25228 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
25231 2016-04-30 Alan Modra <amodra@gmail.com>
25233 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
25234 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
25235 flag_pic test for Darwin.
25237 2016-04-30 Alan Modra <amodra@gmail.com>
25239 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
25240 throw_calls_crossed.
25241 (REG_FREQ_CALLS_CROSSED): Delete.
25242 (REG_N_THROWING_CALLS_CROSSED): Delete.
25243 * regstat.c (regstat_bb_compute_ri): Don't calculate
25244 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
25245 (dump_reg_info): Don't print call cross frequency.
25246 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
25247 and REG_N_THROWING_CALLS_CROSSED.
25249 2016-04-30 Alan Modra <amodra@gmail.com>
25251 * regs.h (struct reg_info_t): Delete live_length.
25252 (REG_LIVE_LENGTH): Delete macro.
25253 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
25254 local_live, local_processed and local_live_last_luid params.
25255 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
25257 (regstat_compute_ri): Adjust for above. Don't set
25259 (dump_reg_info): Don't print live length.
25260 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
25261 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
25262 Localize loop_depth var.
25264 2016-04-30 Alan Modra <amodra@gmail.com>
25266 * ira.c (enum valid_equiv): New.
25267 (validate_equiv_mem): Return enum.
25268 (update_equiv_mem): Create replacement in more cases.
25269 (add_store_equivs): Update validate_equiv_mem call.
25271 2016-04-30 Alan Modra <amodra@gmail.com>
25273 * ira.c (combine_and_move_insns): Rather than scanning insns,
25274 use DF infrastucture to find use and def insns.
25276 2016-04-30 Alan Modra <amodra@gmail.com>
25278 ira.c (combine_and_move_insns): Move invariant conditions..
25279 (ira.c): ..to here. Call combine_and_move_insns before
25280 add_store_equivs. Call grow_reg_equivs later. Allocate
25281 req_equiv later using max_reg_num() rather than global max_regno.
25282 (contains_replace_regs): Delete.
25283 (add_store_equivs): Remove contains_replace_regs test.
25285 2016-04-30 Alan Modra <amodra@gmail.com>
25287 * ira.c (struct equiv_mem_data): New.
25288 (equiv_mem, equiv_mem_modified): Delete static vars.
25289 (validate_equiv_mem_from_store): Use "data" param to communicate..
25290 (validate_equiv_mem): ..from here.
25292 2016-04-30 Alan Modra <amodra@gmail.com>
25294 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
25296 (update_reg_equivs): ..here. Move allocation and freeing of
25297 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
25298 end_alias_analysis to..
25301 2016-04-30 Alan Modra <amodra@gmail.com>
25303 * ira.c (pdx_subregs): Delete.
25304 (struct equivalence): Add pdx_subregs field.
25305 (set_paradoxical_subreg): Remove pdx_subregs param. Update
25306 pdx_subregs access.
25307 (update_equiv_regs): Don't create or free pdx_subregs. Update
25308 pdx_subregs access.
25310 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25312 * config/rs6000/altivec.h: Change definitions of vec_xl and
25314 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
25315 (LD_ELEMREV_V2DI): New.
25316 (LD_ELEMREV_V4SF): New.
25317 (LD_ELEMREV_V4SI): New.
25318 (LD_ELEMREV_V8HI): New.
25319 (LD_ELEMREV_V16QI): New.
25320 (ST_ELEMREV_V2DF): New.
25321 (ST_ELEMREV_V2DI): New.
25322 (ST_ELEMREV_V4SF): New.
25323 (ST_ELEMREV_V4SI): New.
25324 (ST_ELEMREV_V8HI): New.
25325 (ST_ELEMREV_V16QI): New.
25328 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
25329 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
25330 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
25331 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
25332 (altivec_expand_builtin): Add handling for
25333 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
25334 (rs6000_invalid_builtin): Add error-checking for
25335 RS6000_BTM_P9_VECTOR.
25336 (altivec_init_builtins): Define builtins used to implement vec_xl
25338 (rs6000_builtin_mask_names): Define power9-vector.
25339 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
25340 (RS6000_BTM_P9_VECTOR): Define.
25341 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
25342 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
25343 (vsx_ld_elemrev_v2df): Likewise.
25344 (vsx_ld_elemrev_v4sf): Likewise.
25345 (vsx_ld_elemrev_v4si): Likewise.
25346 (vsx_ld_elemrev_v8hi): Likewise.
25347 (vsx_ld_elemrev_v16qi): Likewise.
25348 (vsx_st_elemrev_v2df): Likewise.
25349 (vsx_st_elemrev_v2di): Likewise.
25350 (vsx_st_elemrev_v4sf): Likewise.
25351 (vsx_st_elemrev_v4si): Likewise.
25352 (vsx_st_elemrev_v8hi): Likewise.
25353 (vsx_st_elemrev_v16qi): Likewise.
25354 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
25357 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
25359 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
25361 (simplify_control_stmt_condition_1): ... here. Recurse into
25362 BIT_AND_EXPRs and BIT_IOR_EXPRs.
25364 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
25367 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
25368 (zero_extendqi<mode>2_dot): Revert earlier conversion from
25369 define_insn_and_split to define_insn.
25370 (zero_extendqi<mode>2_dot2): Same.
25371 (extendqi<mode>2_dot): Same.
25372 (extendqi<mode>2_dot2): Same.
25374 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25376 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
25377 (probe_stack): New expander.
25378 (probe_stack_<mode>): New insn pattern.
25380 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25382 * config/i386/i386.md
25383 (operations with memory inputs setting flags peephole2):
25384 Remove uneeded REG_P checks. Cleanup pattern generation.
25386 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
25388 * tree-vect-loop.c (vect_transform_loop): Fix
25389 nb_iterations_upper_bound computation for vectorized loop.
25391 2016-04-29 Marek Polacek <polacek@redhat.com>
25392 Jakub Jelinek <jakub@redhat.com>
25395 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
25396 TARGET_EXPR_SLOT as a base.
25398 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
25400 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
25401 with 'rCm2' constraints to limit possible immediate size.
25402 (*load_zeroextendqisi_update): Likewise.
25403 (*load_signextendqisi_update): Likewise.
25404 (*loadhi_update): Likewise.
25405 (*load_zeroextendhisi_update): Likewise.
25406 (*load_signextendhisi_update): Likewise.
25407 (*loadsi_update): Likewise.
25408 (*loadsf_update): Likewise.
25410 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25412 * config/i386/predicates.md (constm1_operand): Fix comparison.
25414 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25416 * testsuite/gcc.target/arc/ieee_eq.c: New test.
25418 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
25420 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
25421 remaining SH5 related settings.
25422 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
25423 shmedia_prepare_call_address): Delete.
25424 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
25425 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
25426 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
25427 UNSUPPORTED_SH2A): Remove m5 checks.
25428 (sh_divide_strategy_e): Remove SH5 division strategies.
25429 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
25430 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
25432 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
25434 * config/s390/s390.c (s390_rtx_costs): Update documentation.
25436 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25438 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
25439 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
25440 Change lder to ldr.
25441 * config/s390/vector.md ("mov<mode>"): Likewise.
25443 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
25445 * config/s390/constraints.md ("U", "W"): Invoke
25446 s390_mem_constraint with "ZR" and "ZT".
25447 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
25448 addresses when using LRA. Accept also short displacements for S
25449 and T constraints. Do not check for long displacement target for
25450 S and T constraints.
25451 (s390_mem_constraint): Remove handling of U and W constraints.
25452 * config/s390/s390.md (various patterns): Remove the short
25453 displacement constraints (Q and R) if a long displacement
25454 constraint is present. Add longdisp as required CPU capability.
25455 * config/s390/vector.md: Likewise.
25456 * config/s390/vx-builtins.md: Likewise.
25458 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
25461 * reload1.c (reload): Call finish_spills before
25462 restarting reload loop. Skip select_reload_regs
25463 if update_eliminables_and_spill returns true.
25465 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
25467 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
25468 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
25469 (umulhisi3_imm): Update predicates and constraint letters.
25470 (umulhisi3_reg): Declare instruction as commutative.
25471 * config/arc/constraints.md (J12, J16): New constraints.
25472 * config/arc/predicates.md (short_unsigned_const_operand): New
25474 (arc_short_operand): Likewise.
25475 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
25477 2016-04-29 Richard Biener <rguenther@suse.de>
25479 PR tree-optimization/13962
25480 PR tree-optimization/65686
25481 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
25482 * tree-ssa-alias.c (ptrs_compare_unequal): New function
25483 using PTA to compare pointers.
25484 * match.pd: Add pattern for pointer equality compare simplification
25485 using ptrs_compare_unequal.
25487 2016-04-29 Richard Biener <rguenther@suse.de>
25489 * stor-layout.c (layout_type): Do not build a pointer-to-element
25492 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
25494 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
25495 Use SWI mode iterator. Use general_reg_operand predicate.
25496 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
25497 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
25500 2016-04-29 Jakub Jelinek <jakub@redhat.com>
25502 PR middle-end/70843
25503 * fold-const.c (operand_equal_p): Don't verify hash value equality
25505 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
25508 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25511 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
25512 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
25513 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
25514 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
25515 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
25517 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25519 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
25520 to info. Don't initialize separate fields to 0. Clean up
25523 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25525 * config/i386/i386.md (peephole2s for operations with memory inputs):
25526 Use SWI mode iterator.
25527 (peephole2s for operations with memory outputs): Ditto.
25528 Do not check for stack checking probe.
25530 (probe_stack): Remove expander.
25532 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25533 Andrew Burgess <andrew.burgess@embecosm.com>
25535 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
25536 operands as 32-bits.
25538 2016-04-28 Jason Merrill <jason@redhat.com>
25540 * gdbinit.in: Skip line-map.h.
25542 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25543 Andrew Burgess <andrew.burgess@embecosm.com>
25545 * config/arc/arc.c (arc_conditional_register_usage): Take
25546 TARGET_RRQ_CLASS into account.
25547 (arc_print_operand): Support printing 'p' and 's' operands.
25548 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
25550 (TARGET_RRQ_CLASS): Define.
25551 (IS_POWEROF2_OR_0_P): Define.
25552 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
25554 (*tst_movb): New define_insn.
25555 (*tst): Avoid recognition if it could prevent '*tst_movb'
25556 combination; replace c/CnL with c/Chs alternative.
25557 (*tst_bitfield_tst): New define_insn.
25558 (*tst_bitfield_asr): New define_insn.
25559 (*tst_bitfield): New define_insn.
25560 (andsi3_i): Add Rrq variant.
25561 (extzv): New define_expand.
25562 (insv): New define_expand.
25563 (*insv_i): New define_insn.
25564 (*movb): New define_insn.
25565 (*movb_signed): New define_insn.
25566 (*movb_high): New define_insn.
25567 (*movb_high_signed): New define_insn.
25568 (*movb_high_signed + 1): New define_split pattern.
25569 (*mrgb): New define_insn.
25570 (*mrgb + 1): New define_peephole2 pattern.
25571 (*mrgb + 2): New define_peephole2 pattern.
25572 * config/arc/arc.opt (mbitops): New option for nps400, uses
25573 TARGET_NPS_BITOPS_DEFAULT.
25574 * config/arc/constraints.md (q): Make register class conditional.
25575 (Rrq): New register constraint.
25576 (Chs): New constraint.
25577 (Clo): New constraint.
25578 (Chi): New constraint.
25579 (Cbf): New constraint.
25580 (Cbn): New constraint.
25581 (C18): New constraint.
25582 (Cbi): New constraint.
25584 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25586 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
25588 (bitmap_intersection_of_preds): Ditto.
25589 (bitmap_union_of_succs): Ditto.
25590 (bitmap_union_of_preds): Ditto.
25591 * sbitmap.c (do_popcount): Delete.
25592 (BITMAP_DEBUGGING): Delete.
25593 (sbitmap_verify_popcount): Delete.
25594 (sbitmap_alloc): Don't initialize the popcount field.
25595 (sbitmap_alloc_with_popcount): Delete.
25596 (sbitmap_resize): Don't resize the popcount array.
25597 (sbitmap_vector_alloc): Don't initialize the popcount field.
25598 (bitmap_copy): Don't copy the popcount array.
25599 (bitmap_clear): Don't clear the popcount array.
25600 (bitmap_clear): Delete the popcount array handling.
25601 (bitmap_ior_and_compl): Delete the popcount assert.
25602 (bitmap_not): Ditto.
25603 (bitmap_and_compl): Ditto.
25604 (bitmap_and): Delete the popcount array handling.
25605 (bitmap_xor): Ditto.
25606 (bitmap_ior): Ditto.
25607 (bitmap_or_and): Delete the popcount assert.
25608 (bitmap_and_or): Ditto.
25609 (popcount_table): Delete.
25610 (sbitmap_elt_popcount): Delete.
25611 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
25612 (bitmap_set_bit): Delete the popcount assert.
25613 (bitmap_clear_bit): Ditto.
25614 (sbitmap_free): Don't free the popcount array.
25615 (sbitmap_alloc_with_popcount): Delete declaration.
25616 (sbitmap_popcount): Ditto.
25618 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25619 Andrew Burgess <andrew.burgess@embecosm.com>
25621 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
25622 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
25623 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
25624 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
25625 * config/arc/arc.opt (mcmem): New option.
25626 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
25627 supply length for r/m alternative.
25628 (*extendqisi2_ac): Likewise.
25629 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
25631 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
25632 (movhi_insn): Likewise.
25633 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
25634 (*zero_extendqihi2_i): Add r/Ucm alternative.
25635 (*zero_extendqisi2_ac): Likewise.
25636 (*zero_extendhisi2_i): Likewise.
25637 * config/arc/constraints.md (Uex): New memory constraint.
25638 (Ucm): New define_constraint.
25639 * config/arc/predicates.md (long_immediate_loadstore_operand):
25640 Return 0 for MEM with cmem_address address.
25641 (cmem_address_0): New predicates.
25642 (cmem_address_1): Likewise.
25643 (cmem_address_2): Likewise.
25644 (cmem_address): Likewise.
25646 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25648 * config/rs6000/rs6000.c (machine_function): Rename
25649 insn_chain_scanned_p to spe_insn_chain_scanned_p.
25650 (rs6000_stack_info): Adjust.
25652 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
25653 Andrew Burgess <andrew.burgess@embecosm.com>
25655 * config/arc/constraints.md (Usd): Convert to define_constraint.
25659 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25662 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
25663 Add new peephole2 where the first insn is *mov<mode>_or instead of
25664 *mov<mode>_internal.
25666 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
25668 * tracer.c (bb_seen): Make static.
25670 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
25672 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
25673 support, setup defaults.
25674 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
25675 * config/arc/arc.c (arc_init): Add NPS400 support.
25676 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
25677 (TARGET_ARC700): NPS400 is also an ARC700.
25678 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
25680 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
25683 * config/nds32/nds32.md (casesi): Don't access the operands array
25686 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25688 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
25689 (or $-1,reg peephole2): Ditto.
25690 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
25692 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
25694 * doc/extend.texi (Common Function Attributes) [optimize]:
25695 Discourage use of the optimize attribute.
25697 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
25699 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
25700 special case builtin.
25701 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
25702 ALTIVEC_BUILTIN_VEC_ADDE.
25703 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
25704 support for ALTIVEC_BUILTIN_VEC_ADDE.
25705 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
25706 for __builtin_vec_adde.
25708 2016-04-28 Jakub Jelinek <jakub@redhat.com>
25710 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
25711 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
25713 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25716 * doc/sourcebuild.texi (Effective-Target Keywords, Other
25717 attributes): Document cilkplus_runtime.
25719 2016-04-28 Martin Jambor <mjambor@suse.cz>
25721 * tree-cfg.c (verify_expr): Verify that local declarations belong to
25722 this function. Call verify_expr on MEM_REFs and bases of other
25723 handled_components.
25725 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25727 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
25728 for WORD_REGISTER_OPERATIONS to runtime check.
25730 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25732 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
25734 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25736 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
25737 big-endian compilation.
25738 * config/arc/arc.md (addf3): Likewise.
25739 (subdf3): Likewise.
25740 (muldf3): Likewise.
25742 2016-04-28 Richard Biener <rguenther@suse.de>
25744 PR tree-optimization/70840
25745 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
25746 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
25747 Mark x * pow(x,c) -> pow(x,c+1) commutative.
25748 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
25750 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25752 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
25753 and explain why in a comment.
25755 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25757 * config/arc/arc.md (cpu_facility): Add fpx variant.
25758 (subdf3): Prohibit use reverse sub when assist operations option
25760 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
25761 instructions only when FPX is enabled.
25762 * testsuite/gcc.target/arc/trsub.c: New test.
25764 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25766 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
25767 mult_operator when calculating "type" attribute.
25768 (*fop_<mode>_1_i387): Ditto.
25769 (*fop_xf_1_i387): Ditto.
25770 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
25771 Use std::swap to swap operands. Use RTL expressions to generate
25774 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25775 Joern Rennecke <joern.rennecke@embecosm.com>
25777 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
25779 (emit_pic_move): Remove.
25780 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
25781 * config/arc/arc.c (emit_pic_move): Removed.
25782 (TARGET_HAVE_TLS): Define.
25783 (arc_conditional_register_usage): Test for arc_tp_regno.
25784 (arc_print_operand, arc_print_operand_address): Handle TLS
25786 (arc_needs_pcl_p): New function.
25787 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
25788 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
25789 (arc_raw_symbolic_reference_mentioned_p): Likewise.
25790 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
25791 (arc_legitimize_tls_address): Likewise.
25792 (DTPOFF_ZERO_SYM): Define.
25793 (arc_legitimize_pic_address): Make it static, handle TLS cases.
25794 (arc_output_pic_addr_const): Print TLS unspecs.
25795 (prepare_pic_move): New function, replaces emit_pic_move.
25796 (arc_legitimate_constant_p): Handle TLS unspecs.
25797 (arc_legitimate_address_p): Likewise.
25798 (arc_rewrite_small_data_p): Use assert for TLS constants.
25799 (prepare_move_operands): Use prepare_pic_move.
25800 (arc_legitimize_address): Legitimize tls addresses.
25801 (arc_epilogue_uses): Check for arc_tp_regno.
25802 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
25803 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
25805 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
25807 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
25808 %(arc_tls_extra_start_spec).
25809 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
25810 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
25812 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
25813 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
25814 (UNSPEC_TLS_OFF): Add.
25816 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
25817 (get_thread_pointersi): New patterns.
25818 * config/arc/arc.opt (mtp-regno): New option.
25819 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
25820 (move_dest_operand): Likewise.
25821 * configure: Regenerate.
25822 * configure.ac: Add arc*-*-* case to test for tls.
25823 * doc/invoke.texi (ARC options): Document mtp-regno.
25825 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
25827 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
25828 the new ARC HS SIMD instructions.
25829 (arc_preferred_simd_mode): New function.
25830 (arc_autovectorize_vector_sizes): Likewise.
25831 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
25832 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
25833 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
25834 (arc_init_builtins): Add new SIMD builtin types.
25835 (arc_split_move): Handle 64 bit vector moves.
25836 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
25837 (TARGET_PLUS_QMACW): Define.
25838 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
25839 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
25840 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
25841 (VSUBADD4H): New builtins.
25842 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
25843 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
25845 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
25846 Matthias Klose <doko@debian.org>
25848 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
25850 2016-04-28 Richard Biener <rguenther@suse.de>
25852 PR middle-end/70777
25853 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
25856 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
25858 * common/config/sh/sh-common.c: Remove SH5 support.
25859 * config/sh/constraints.md: Likewise.
25860 * config/sh/config/sh/elf.h: Likewise.
25861 * config/sh/linux.h: Likewise.
25862 * config/sh/netbsd-elf.h: Likewise.
25863 * config/sh/predicates.md: Likewise.
25864 * config/sh/sh-c.c: Likewise.
25865 * config/sh/sh-protos.h: Likewise.
25866 * config/sh/sh.c: Likewise.
25867 * config/sh/sh.h: Likewise.
25868 * config/sh/sh.md: Likewise.
25869 * config/sh/sh.opt: Likewise.
25870 * config/sh/sync.md: Likewise.
25871 * config/sh/sh64.h: Delete.
25872 * config/sh/shmedia.h: Likewise.
25873 * config/sh/shmedia.md: Likewise.
25874 * config/sh/sshmedia.h: Likewise.
25875 * config/sh/t-netbsd-sh5-64: Likewise.
25876 * config/sh/t-sh64: Likewise.
25877 * config/sh/ushmedia.h: Likewise.
25879 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
25881 * config/i386/i386.md (sign_extend to memory peephole2s): Use
25882 general_reg_operand instead of register_operand predicate.
25884 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
25886 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
25888 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
25890 * match.pd (A - B > A, A + B < A): New transformations.
25892 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
25894 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
25895 which defaults to true. Emit an outer pair of parentheses only if
25896 EMIT_PARENS. When continuing a chain of && or || (or & or |),
25897 don't emit parentheses for the right-hand operand.
25899 2016-04-27 Jeff Law <law@redhat.com>
25901 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
25903 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25905 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
25906 (altivec_lvx_<mode>_internal): Document.
25907 (altivec_lvx_<mode>_2op): New define_insn.
25908 (altivec_lvx_<mode>_1op): Likewise.
25909 (altivec_lvx_<mode>_2op_si): Likewise.
25910 (altivec_lvx_<mode>_1op_si): Likewise.
25911 (altivec_stvx_<mode>): Remove.
25912 (altivec_stvx_<mode>_internal): Document.
25913 (altivec_stvx_<mode>_2op): New define_insn.
25914 (altivec_stvx_<mode>_1op): Likewise.
25915 (altivec_stvx_<mode>_2op_si): Likewise.
25916 (altivec_stvx_<mode>_1op_si): Likewise.
25917 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
25918 Expand vec_ld and vec_st during parsing.
25919 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
25921 (altivec_expand_stvx_be): Likewise.
25922 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
25923 address-masking behavior in RTL.
25924 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
25925 address-masking behavior in RTL.
25926 (altivec_expand_builtin): Change builtin code arguments for calls
25927 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
25928 (insn_is_swappable_p): Avoid incorrect swap optimization in the
25929 presence of lvx/stvx patterns.
25930 (alignment_with_canonical_addr): New function.
25931 (alignment_mask): Likewise.
25932 (find_alignment_op): Likewise.
25933 (recombine_lvx_pattern): Likewise.
25934 (recombine_stvx_pattern): Likewise.
25935 (recombine_lvx_stvx_patterns): Likewise.
25936 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
25937 stvx patterns from expand.
25938 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
25940 (vector_altivec_store_<mode>): Likewise.
25942 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
25944 * config/aarch64/aarch64.md
25945 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
25946 remove the "fp" attributes.
25947 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
25948 add the "simd" attributes.
25949 (*movdf_aarch64): Likewise.
25950 (*movtf_aarch64): Remove the "fp" attributes.
25951 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
25952 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
25954 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25956 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
25957 rtx to rtx_code_label *.
25958 * rtl.h (maybe_set_first_label_num): Likewise.
25960 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25962 * df-core.c (df_add_problem): Make the problem param be const.
25963 (df_remove_problem): Make local "problem" be const.
25964 * df-problems.c (problem_RD): Make const.
25965 (problem_LR): Likewise.
25966 (problem_LIVE): Likewise.
25967 (problem_MIR): Likewise.
25968 (problem_CHAIN): Likewise.
25969 (problem_WORD_LR): Likewise.
25970 (problem_NOTE): Likewise.
25971 (problem_MD): Likewise.
25972 * df-scan.c (problem_SCAN): Likewise.
25973 * df.h (struct df_problem): Make field "dependent_problem" be
25975 (struct dataflow): Likewise for field "problem".
25976 (df_add_problem): Make param const.
25978 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
25980 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
25981 inter-unit moves to/from vector registers are enabled. Do not disable
25984 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25986 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
25987 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
25989 (enum df_problem_id): ...this new enum.
25990 (struct df_problem): Convert field "id" from "int" to
25991 enum df_problem_id.
25993 2016-04-27 David Malcolm <dmalcolm@redhat.com>
25995 * rtl.def: Update comment for "things in the instruction chain" to
25996 reflect the removal of the leading "i" field for INSN_UID in
25997 r210360. Fix bogus apostrophe.
25999 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
26001 * config/i386/i386.md
26002 (lea arith with mem operand + setcc peephole2): Set operator mode.
26004 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
26007 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
26008 (dimode_scalar_to_vector_candidate_p): This.
26009 (timode_scalar_to_vector_candidate_p): New function.
26010 (scalar_to_vector_candidate_p): Likewise.
26011 (timode_check_non_convertible_regs): Likewise.
26012 (timode_remove_non_convertible_regs): Likewise.
26013 (remove_non_convertible_regs): Likewise.
26014 (remove_non_convertible_regs): Renamed to ...
26015 (dimode_remove_non_convertible_regs): This.
26016 (scalar_chain::~scalar_chain): Make it virtual.
26017 (scalar_chain::compute_convert_gain): Make it pure virtual.
26018 (scalar_chain::mark_dual_mode_def): Likewise.
26019 (scalar_chain::convert_insn): Likewise.
26020 (scalar_chain::convert_registers): Likewise.
26021 (scalar_chain::add_to_queue): Make it protected.
26022 (scalar_chain::emit_conversion_insns): Likewise.
26023 (scalar_chain::replace_with_subreg): Likewise.
26024 (scalar_chain::replace_with_subreg_in_insn): Likewise.
26025 (scalar_chain::convert_op): Likewise.
26026 (scalar_chain::convert_reg): Likewise.
26027 (scalar_chain::make_vector_copies): Likewise.
26028 (scalar_chain::convert_registers): New pure virtual function.
26029 (class dimode_scalar_chain): New class.
26030 (class timode_scalar_chain): Likewise.
26031 (scalar_chain::mark_dual_mode_def): Renamed to ...
26032 (dimode_scalar_chain::mark_dual_mode_def): This.
26033 (timode_scalar_chain::mark_dual_mode_def): New function.
26034 (timode_scalar_chain::convert_insn): Likewise.
26035 (dimode_scalar_chain::convert_registers): Likewise.
26036 (scalar_chain::compute_convert_gain): Renamed to ...
26037 (dimode_scalar_chain::compute_convert_gain): This.
26038 (scalar_chain::replace_with_subreg): Renamed to ...
26039 (dimode_scalar_chain::replace_with_subreg): This.
26040 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
26041 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
26042 (scalar_chain::make_vector_copies): Renamed to ...
26043 (dimode_scalar_chain::make_vector_copies): This.
26044 (scalar_chain::convert_reg): Renamed to ...
26045 (dimode_scalar_chain::convert_reg ): This.
26046 (scalar_chain::convert_op): Renamed to ...
26047 (dimode_scalar_chain::convert_op): This.
26048 (scalar_chain::convert_insn): Renamed to ...
26049 (dimode_scalar_chain::convert_insn): This.
26050 (scalar_chain::convert): Call convert_registers.
26051 (convert_scalars_to_vector): Change to scalar_chain pointer to
26052 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
26053 in 32-bit mode. Delete scalar_chain pointer. Call
26054 free_dominance_info in 64-bit mode.
26055 (pass_stv::gate): Remove TARGET_64BIT check.
26056 (ix86_option_override): Put the 64-bit STV pass before the CSE
26059 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
26061 * dwarf2out.h (struct dw_loc_descr_node): Remove the
26062 dw_loc_frame_offset field.
26063 * dwarf2out.c (new_loc_descr): Likewise.
26064 (resolve_args_picking_1): Turn the VISITED hash set into a
26065 FRAME_OFFSET hash map. Use it to associate a frame offset to
26066 visited nodes. Remove uses of the CHECKING_P macro.
26067 (resolve_args_picking): Update call to resolve_args_picking_1.
26069 2016-04-27 Martin Liska <mliska@suse.cz>
26071 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
26072 (free_loop_data): Release vuses of groups.
26074 2016-04-27 Bin Cheng <bin.cheng@arm.com>
26076 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
26077 instead of redundant use_id and boolean have_use_for.
26078 (struct iv_use): Change sub_id into group_id. Remove field next.
26079 Move fields: related_cands, n_map_members, cost_map and selected
26081 (struct iv_group): ... here. New structure.
26082 (struct iv_common_cand): Use structure declaration directly.
26083 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
26084 (MAX_CONSIDERED_USES): Rename macro to ...
26085 (MAX_CONSIDERED_GROUPS): ... here.
26086 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
26087 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
26088 (dump_uses): Rename to ...
26089 (dump_groups): ... here. Update all uses.
26090 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
26091 (find_induction_variables): Refactor format of dump information.
26092 (record_sub_use): Delete.
26093 (record_use): Update all uses.
26094 (record_group): New function.
26095 (record_group_use, find_interesting_uses_op): Call above functions.
26097 (find_interesting_uses_cond): Ditto.
26098 (group_compare_offset): New function.
26099 (split_all_small_groups): Rename to ...
26100 (split_small_address_groups_p): ... here. Update all uses.
26101 (split_address_groups): Update all uses.
26102 (find_interesting_uses): Refactor format of dump information.
26103 (add_candidate_1): Update all uses. Remove redundant check on iv,
26105 (add_candidate, record_common_cand): Remove redundant assert.
26106 (add_iv_candidate_for_biv): Update use.
26107 (add_iv_candidate_derived_from_uses): Update all uses.
26108 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
26109 (alloc_use_cost_map): Ditto.
26110 (set_use_iv_cost, get_use_iv_cost): Rename to ...
26111 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
26112 (determine_use_iv_cost_generic): Ditto.
26113 (determine_group_iv_cost_generic): Ditto.
26114 (determine_use_iv_cost_address): Ditto.
26115 (determine_group_iv_cost_address): Ditto.
26116 (determine_use_iv_cost_condition): Ditto.
26117 (determine_group_iv_cost_cond): Ditto.
26118 (determine_use_iv_cost): Ditto.
26119 (determine_group_iv_cost): Ditto.
26120 (set_autoinc_for_original_candidates): Update all uses.
26121 (find_iv_candidates): Update all uses. Refactor dump information.
26122 (determine_use_iv_costs): Ditto.
26123 (determine_iv_costs): Ditto.
26124 (iv_ca_cand_for_use): Rename to ...
26125 (iv_ca_cand_for_group): ... here. Update all uses.
26126 (iv_ca_add_use, iv_ca_add_group): Ditto.
26127 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
26128 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
26129 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
26130 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
26131 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
26132 (create_new_iv, adjust_iv_update_pos): Ditto.
26133 (rewrite_use_address): Delete.
26134 (rewrite_use_address_1): Rename to ...
26135 (rewrite_use_address): ... here.
26136 (rewrite_use_compare): Update all uses.
26137 (rewrite_use): Delete.
26138 (rewrite_uses): Rename to ...
26139 (rewrite_groups): ... here. Update all uses.
26140 (remove_unused_ivs, free_loop_data): Update all uses.
26141 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
26143 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26145 * rtlanal.c (nonzero_bits1): Convert preprocessor check
26146 for WORD_REGISTER_OPERATIONS to runtime check.
26148 2016-04-27 Richard Biener <rguenther@suse.de>
26151 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
26152 aggregate_value_p to determine if a function result is
26153 returned by reference.
26154 (ipa_pta_execute): Functions having their address taken are
26155 not automatically nonlocal.
26157 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26160 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
26161 * fold-const.c (operand_equal_p): If flag_checking and
26162 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
26163 and if it returns non-zero, assert iterative_hash_expr on both
26166 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26168 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
26170 2016-04-27 Nick Clifton <nickc@redhat.com>
26172 PR middle-end/49889
26173 * varasm.c (merge_weak): Generate an error if an attempt is made
26174 to convert a non-weak static function into a weak, public function.
26176 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
26178 * params.def (MAX_PARTITION_SIZE): New param.
26179 * doc/invoke.texi: Document lto-max-partition.
26181 2016-04-27 Richard Biener <rguenther@suse.de>
26184 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
26185 function cummulating used_from_other_partition, externally_visible
26186 and force_output from aliases.
26187 (refered_from_nonlocal_var): Likewise.
26188 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
26189 node flags properly.
26191 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
26193 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
26194 (-Wmemset-elt-size): New item.
26196 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
26199 * stor-layout.h (internal_reference_types): Delete.
26200 * stor-layout.c (reference_types_internal): Likewise.
26201 (internal_reference_types): Likewise.
26202 (layout_type) <REFERENCE_TYPE>: Adjust.
26204 2016-04-27 Jakub Jelinek <jakub@redhat.com>
26207 * tree.h (inchash::add_expr): Add FLAGS argument.
26208 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
26209 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
26210 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
26211 Formatting fix. Adjust recursive calls. For tcc_comparison,
26212 if swap_tree_comparison (code) is smaller than code, hash that
26213 and arguments in the other order. Hash CONVERT_EXPR the same
26214 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
26215 of ADDR_EXPR of decl as the decl itself. Add or remove
26216 OEP_ADDRESS_OF from recursive flags as needed. For
26217 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
26218 operands commutatively and only the third one normally.
26219 For internal CALL_EXPR hash in CALL_EXPR_IFN.
26221 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
26223 * config/rtems.h (LIB_SPEC): Add -latomic.
26225 2016-04-27 Joel Sherrill <joel@rtems.org>
26227 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
26228 xilink.ld and flags not relevant to RTEMS.
26230 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
26232 * toplev.c (backend_init_target): Avoid calling init_reload when using
26235 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26237 * reorg.c (try_merge_delay_insns): Declare i and j inside the
26238 for loops rather than one for the whole function.
26240 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26242 * match.pd (X + CST CMP X): New transformation.
26244 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
26246 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
26247 * fold-const.c (fold_binary_loc): Remove 2 transformations
26248 superseded by match.pd.
26249 * match.pd (x+x -> x*2): Generalize to integers.
26251 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
26253 * config/i386/i386.md (operation on memory peephole): Duplicate an
26254 existing peephole and adapt it to match lea rather than an operation
26257 PR rtl-optimization/57193
26258 * opts.c (default_options_table): Add OPT_frename_registers at -O2
26260 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
26262 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26264 * tree-if-conv.c (any_pred_load_store): New static variable.
26265 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
26266 any_pred_load_store instead of and_mask_load_store.
26267 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
26268 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
26269 (combine_blocks, tree_if_conversion): Ditto.
26271 2016-04-26 Bin Cheng <bin.cheng@arm.com>
26273 PR tree-optimization/70771
26274 PR tree-optimization/70775
26275 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
26276 virtual PHI nodes. Delete parameter.
26277 (if_convertible_loop_p_1): Delete argument to above function.
26278 (predicate_all_scalar_phis): Delete code handling single-argument
26280 (tree_if_conversion): Mark and update virtual SSA.
26282 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26285 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
26286 (x86_elf_aligned_common): Rename to ...
26287 (x86_elf_aligned_decl_common): ... this.
26288 Add decl arg. Switch to .lbss for largecomm object. Use
26289 LARGECOMM_SECTION_ASM_OP.
26290 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
26292 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
26293 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
26295 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
26296 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
26298 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26301 * config/i386/i386.c (SECTION_LARGE): Define.
26302 (x86_64_elf_select_section): Set it for large data/bss sections.
26303 Only clear SECTION_WRITE for .lrodata.
26304 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
26306 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
26307 * varasm.c (default_elf_asm_named_section): Grow flagchars.
26308 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
26310 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
26311 * doc/tm.texi: Regenerate.
26313 2016-04-26 Jakub Jelinek <jakub@redhat.com>
26316 * configure.ac (--enable-checking): Document extra flag, for
26317 non-release builds default to --enable-checking=yes,extra.
26318 If misc checking and extra checking, define CHECKING_P to 2 instead
26320 * common.opt (fchecking=): Add.
26321 * doc/invoke.texi (-fchecking=): Document.
26322 * doc/install.texi: Document --enable-checking changes.
26323 * configure: Regenerated.
26324 * config.in: Regenerated.
26326 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26328 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
26329 attribute instead of which_alternative.
26330 * config/i386/sse.md (*mov<mode>_internal): Ditto.
26331 Use EXT_REX_SSE_REG_P where appropriate.
26333 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26335 * config/i386/predicates.md (const0_operand): Do not match
26336 const_wide_int code.
26337 (const1_operand): Ditto.
26339 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26341 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
26342 for SSE constm1 operands and TARGET_AVX512VL.
26343 (*movti_internal): Ditto.
26344 (*mov<mode>_or): Use constm1_operand predicate.
26345 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
26346 for SSE vector_all_ones operands and TARGET_AVX512VL.
26347 * config/i386/predicates.md (constm1_operand): New predicate.
26348 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
26349 emission of constant -1 load.
26351 2016-04-25 Jason Merrill <jason@redhat.com>
26353 * gdbinit.in: Skip is-a.h.
26355 * attribs.c (register_scoped_attributes): Fix logic.
26356 * attribs.h: Declare register_scoped_attributes.
26358 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26360 * config/rs6000/rs6000-builtin.def: Correct pasto error for
26361 stxvd2x and stxvw4x built-in functions.
26363 2016-04-25 DJ Delorie <dj@redhat.com>
26365 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
26366 (ashrhi3): Likewise.
26367 (lshrhi3): Likewise.
26369 2016-04-25 Richard Biener <rguenther@suse.de>
26371 PR tree-optimization/70780
26372 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
26373 wasn't visited yet.
26374 (compute_antic): Mark blocks with abnormal preds as visited as
26375 they have a final empty antic-in solution already.
26377 2016-04-25 Michael Collison <michael.collison@linaro.org>
26379 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
26381 2016-04-25 Michael Collison <michael.collison@linaro.org>
26383 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
26384 mode is VQI to improve mixed mode vectorization.
26385 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
26386 define_insn to match low half of signed vaddw.
26387 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
26388 define_insn to match high half of signed vaddw.
26389 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
26390 define_insn to match low half of unsigned vaddw.
26391 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
26392 define_insn to match high half of unsigned vaddw.
26393 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
26394 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26395 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
26397 (arm_simd_check_vect_par_cnst_half_p): Likewise.
26398 * config/arm/predicates.md (vect_par_constant_high): Support
26399 big endian and simplify by calling
26400 arm_simd_check_vect_par_cnst_half
26401 (vect_par_constant_low): Likewise.
26403 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
26405 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
26406 predicate for operand 2.
26408 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
26409 H.J. Lu <hongjiu.lu@intel.com>
26411 * config/i386/i386-protos.h (standard_sse_constant_p): Add
26412 machine_mode argument.
26413 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
26414 constm1_rtx operands. For VOIDmode constants, get mode from
26415 pred_mode. Check mode size if the mode is supported by ABI.
26416 (standard_sse_constant_opcode): Do not use standard_constant_p.
26417 Strictly check ABI support for all-ones operands.
26418 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
26419 immediates. Update calls to standard_sse_constant_p.
26420 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
26421 (ix86_rtx_costs): Ditto.
26422 * config/i386/i386.md (*movxi_internal_avx512f): Use
26423 nonimmediate_or_sse_const_operand instead of vector_move_operand.
26424 Use (v,BC) alternative instead of (v,C). Use register_operand
26425 checks instead of MEM_P.
26426 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
26427 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
26428 isa attribute. Use register_operand checks instead of MEM_P.
26429 (*movti_internal): Use nonimmediate_or_sse_const_operand for
26430 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
26431 alternative and corresponding sse2 isa attribute.
26432 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
26433 to standard_sse_constant_p.
26434 (FP constant splitters): Ditto.
26435 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
26437 * config/i386/predicates.md (constm1_operand): Remove.
26438 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
26439 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
26440 vector_all_ones_operand instead of constm1_operand.
26442 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26444 * print-rtl.c (print_rtx_insn_vec): New function.
26445 * print-rtl.h: New prototype.
26446 * store-motion.c (struct st_expr): Make avail_stores a vector.
26447 (st_expr_entry): Adjust.
26448 (free_st_expr_entry): Likewise.
26449 (print_store_motion_mems): Likewise.
26450 (find_moveable_store): Likewise.
26451 (compute_store_table): Likewise.
26452 (delete_store): Likewise.
26453 (build_store_vectors): Likewise.
26455 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26457 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
26459 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26461 * vec.h (vec_safe_contains): New function.
26462 (vec::contains): Likewise.
26463 (vec::begin): Likewise.
26464 (vec::end): Likewise.
26466 2016-04-23 Jakub Jelinek <jakub@redhat.com>
26469 * cfgexpand.c (expand_stack_vars): Fix typo.
26471 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26473 * system.h (list, map, set, vector): Include conditionally.
26474 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
26475 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
26476 * ipa-icf.c (INCLUDE_LIST): Define.
26477 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
26478 * config/sh/sh.c (INCLUDE_VECTOR): Define.
26479 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
26480 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
26481 * cp/logic.cc (INCLUDE_LIST): Define.
26482 * fortran/trans-common.c (INCLUDE_MAP): Define.
26484 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
26486 * auto-profile.c: Remove <string.h> include.
26487 * ipa-icf-gimple.c: Remove <list> include.
26488 * diagnostic.c: Remove <new> include.
26489 * genmatch.c: Likewise.
26490 * pretty-print.c: Likewise.
26491 * toplev.c: Likewise
26492 * c/c-objc-common.c: Likewise.
26493 * cp/error.c: Likewise.
26494 * fortran/error.c: Likewise.
26496 2016-04-22 Richard Biener <rguenther@suse.de>
26498 * lto-streamer-in.c (input_ssa_names): Do not allocate
26499 GIMPLE_NOP for all SSA names.
26500 * lto-streamer-out.c (output_ssa_names): Do not output
26501 SSA names that should have been released.
26503 2016-04-22 Richard Biener <rguenther@suse.de>
26505 PR tree-optimization/70740
26506 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
26509 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
26512 * config/i386/predicates.md (call_insn_operand): Replace
26513 sibcall_memory_operand with memory_operand.
26515 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
26517 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
26518 has_single_use() tests.
26519 (register_edge_assert_for_1): Likewise.
26520 (find_assert_locations_1): Check the liveness bitmap instead of
26521 checking has_single_use().
26523 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
26526 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
26527 Extract AVX-512BW constraint from AVX.
26529 2016-04-21 Richard Biener <rguenther@suse.de>
26531 PR tree-optimization/70725
26532 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
26533 for phi_convertible_by_degenerating_args.
26534 (predicate_all_scalar_phis): Handle single-argument PHIs.
26536 2016-04-21 Richard Biener <rguenther@suse.de>
26538 PR middle-end/70747
26539 * fold-const.c (fold_comparison): Return properly typed
26542 2016-04-21 Bin Cheng <bin.cheng@arm.com>
26544 PR tree-optimization/70715
26545 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
26546 after expanding BASE using expand_simple_operations.
26548 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26550 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
26551 New transformations.
26553 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
26555 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
26557 2016-04-20 Jan Hubicka <jh@suse.cz>
26559 * ipa-inline.c (can_inline_edge_p): Pass caller info to
26560 ultiimate_alias_target.
26561 (update_callee_keys): Likewise.
26562 (lookup_recursive_calls): Likewise.
26563 (speculation_useful_p): Likewise.
26565 2016-04-20 Jan Hubicka <jh@suse.cz>
26568 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
26569 (set_nothrow_flag_1): ... this; handle interposition correctly;
26570 recurse on aliases and thunks.
26571 (cgraph_node::set_nothrow_flag): New.
26572 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
26573 functions compiled with non-call exceptions that binds to current
26575 (propagate_nothrow): Be safe WRT interposition.
26576 * cgraph.h (set_nothrow_flag): Update prototype.
26578 2016-04-18 Jan Hubicka <jh@suse.cz>
26580 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
26581 max_loop_iterations_int.
26582 (tree_unswitch_outer_loop): Likewise.
26584 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26586 PR tree-optimization/69489
26587 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
26588 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
26589 Revise dump message.
26590 (if_convertible_bb_p): Remove check on edge count of basic block's
26593 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26595 PR tree-optimization/56625
26596 PR tree-optimization/69489
26597 * tree-data-ref.h (DR_INNERMOST): New macro.
26598 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
26599 hashing struct innermost_loop_behavior.
26600 (ref_DR_map): Remove.
26601 (innermost_DR_map): New map.
26602 (baseref_DR_map): Revise comment.
26603 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
26604 to innermost_DR_map accroding to its innermost loop behavior.
26605 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
26606 to its innermost loop behavior.
26607 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
26608 Add initialization for innermost_DR_map. Record memory reference
26609 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
26610 have innermost loop behavior.
26611 (if_convertible_loop_p): Remove release for ref_DR_map. Release
26614 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
26616 * config/i386/i386.md (*lea<mode>_general_1): Rename from
26617 *lea_general_1. Use explicit SWI12 mode interator.
26618 (*lea<mode>_general_2): Rename from *lea_general_2.
26619 Use explicit SWI12 mode interator.
26620 (*lea<mode>_general_3): Rename from *lea_general_3.
26621 Use explicit SWI12 mode interator.
26622 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
26623 Use explicit SWI12 mode interator.
26624 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
26625 Use explicit SWI48 mode interator.
26627 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26629 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
26630 Short-cut unaligned load and store cases. Handle all integer
26632 (ix86_expand_vector_move_misalign): Short-cut unaligned load
26633 and store cases. Call ix86_avx256_split_vector_move_misalign
26634 directly without checking mode class.
26636 2016-04-20 Andrew Pinski <apinski@cavium.com>
26637 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26640 * config/aarch64/aarch64.md (sibcall): Force call
26641 address to be DImode for ILP32.
26642 (sibcall_value): Likewise.
26644 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
26646 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
26648 2016-04-20 Richard Biener <rguenther@suse.de>
26650 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
26651 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
26652 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
26653 (maybe_push_res_to_seq): Adjust.
26654 * gimple-fold.c (maybe_build_generic_op): Likewise.
26656 2016-04-20 Marek Polacek <polacek@redhat.com>
26658 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
26661 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
26663 * config/i386/sse.md (vec_unpacks_lo_hi): Always
26664 use kmovw to support AVX512F target.
26666 2016-04-20 Bin Cheng <bin.cheng@arm.com>
26668 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
26670 2016-04-20 Marek Polacek <polacek@redhat.com>
26672 PR tree-optimization/70725
26673 * tree-if-conv.c (is_false_predicate): New function.
26674 (predicate_mem_writes): Use it.
26676 2016-04-20 Richard Biener <rguenther@suse.de>
26678 PR tree-optimization/70726
26679 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
26680 shift amounts from a pattern stmt operand.
26682 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26685 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
26686 stack_restore_from_fpr pattern when restoring r15.
26687 (s390_optimize_prologue): Strip away the memory barrier in the
26688 parallel when trying to get rid of restore insns.
26689 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
26690 definition for loading the stack pointer from an FPR. Compared to
26691 the normal move insn this pattern includes a full memory barrier.
26693 2016-04-19 Jakub Jelinek <jakub@redhat.com>
26695 PR middle-end/70680
26696 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
26697 implicitly linear or lastprivate iterator on the outer context.
26699 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26701 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
26703 * config/i386/i386.md (ssememalign): Removed.
26704 * config/i386/sse.md: Remove ssememalign attribute from patterns.
26706 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
26709 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
26710 const short * to __builtin_ia32_loaddquhi512_mask.
26711 (_mm512_maskz_loadu_epi16): Likewise.
26712 (_mm512_mask_storeu_epi16): Pass short * to
26713 __builtin_ia32_storedquhi512_mask.
26714 (_mm512_mask_loadu_epi8): Pass const char * to
26715 __builtin_ia32_loaddquqi512_mask.
26716 (_mm512_maskz_loadu_epi8): Likewise.
26717 (_mm512_mask_storeu_epi8): Pass char * to
26718 __builtin_ia32_storedquqi512_mask.
26719 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
26720 const double * to __builtin_ia32_loadupd512_mask.
26721 (_mm512_mask_loadu_pd): Likewise.
26722 (_mm512_maskz_loadu_pd): Likewise.
26723 (_mm512_storeu_pd): Pass double * to
26724 __builtin_ia32_storeupd512_mask.
26725 (_mm512_mask_storeu_pd): Likewise.
26726 (_mm512_loadu_ps): Pass const float * to
26727 __builtin_ia32_loadups512_mask.
26728 (_mm512_mask_loadu_ps): Likewise.
26729 (_mm512_maskz_loadu_ps): Likewise.
26730 (_mm512_storeu_ps): Pass float * to
26731 __builtin_ia32_storeups512_mask.
26732 (_mm512_mask_storeu_ps): Likewise.
26733 (_mm512_mask_loadu_epi64): Pass const long long * to
26734 __builtin_ia32_loaddqudi512_mask.
26735 (_mm512_maskz_loadu_epi64): Likewise.
26736 (_mm512_mask_storeu_epi64): Pass long long *
26737 to __builtin_ia32_storedqudi512_mask.
26738 (_mm512_loadu_si512): Pass const int * to
26739 __builtin_ia32_loaddqusi512_mask.
26740 (_mm512_mask_loadu_epi32): Likewise.
26741 (_mm512_maskz_loadu_epi32): Likewise.
26742 (_mm512_storeu_si512): Pass int * to
26743 __builtin_ia32_storedqusi512_mask.
26744 (_mm512_mask_storeu_epi32): Likewise.
26745 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
26746 char * to __builtin_ia32_storedquqi256_mask.
26747 (_mm_mask_storeu_epi8): Likewise.
26748 (_mm256_mask_loadu_epi16): Pass const short * to
26749 __builtin_ia32_loaddquhi256_mask.
26750 (_mm256_maskz_loadu_epi16): Likewise.
26751 (_mm_mask_loadu_epi16): Pass const short * to
26752 __builtin_ia32_loaddquhi128_mask.
26753 (_mm_maskz_loadu_epi16): Likewise.
26754 (_mm256_mask_loadu_epi8): Pass const char * to
26755 __builtin_ia32_loaddquqi256_mask.
26756 (_mm256_maskz_loadu_epi8): Likewise.
26757 (_mm_mask_loadu_epi8): Pass const char * to
26758 __builtin_ia32_loaddquqi128_mask.
26759 (_mm_maskz_loadu_epi8): Likewise.
26760 (_mm256_mask_storeu_epi16): Pass short * to.
26761 __builtin_ia32_storedquhi256_mask.
26762 (_mm_mask_storeu_epi16): Pass short * to.
26763 __builtin_ia32_storedquhi128_mask.
26764 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
26765 const double * to __builtin_ia32_loadupd256_mask.
26766 (_mm256_maskz_loadu_pd): Likewise.
26767 (_mm_mask_loadu_pd): Pass onst double * to
26768 __builtin_ia32_loadupd128_mask.
26769 (_mm_maskz_loadu_pd): Likewise.
26770 (_mm256_mask_storeu_pd): Pass double * to
26771 __builtin_ia32_storeupd256_mask.
26772 (_mm_mask_storeu_pd): Pass double * to
26773 __builtin_ia32_storeupd128_mask.
26774 (_mm256_mask_loadu_ps): Pass const float * to
26775 __builtin_ia32_loadups256_mask.
26776 (_mm256_maskz_loadu_ps): Likewise.
26777 (_mm_mask_loadu_ps): Pass const float * to
26778 __builtin_ia32_loadups128_mask.
26779 (_mm_maskz_loadu_ps): Likewise.
26780 (_mm256_mask_storeu_ps): Pass float * to
26781 __builtin_ia32_storeups256_mask.
26782 (_mm_mask_storeu_ps): ass float * to
26783 __builtin_ia32_storeups128_mask.
26784 (_mm256_mask_loadu_epi64): Pass const long long * to
26785 __builtin_ia32_loaddqudi256_mask.
26786 (_mm256_maskz_loadu_epi64): Likewise.
26787 (_mm_mask_loadu_epi64): Pass const long long * to
26788 __builtin_ia32_loaddqudi128_mask.
26789 (_mm_maskz_loadu_epi64): Likewise.
26790 (_mm256_mask_storeu_epi64): Pass long long * to
26791 __builtin_ia32_storedqudi256_mask.
26792 (_mm_mask_storeu_epi64): Pass long long * to
26793 __builtin_ia32_storedqudi128_mask.
26794 (_mm256_mask_loadu_epi32): Pass const int * to
26795 __builtin_ia32_loaddqusi256_mask.
26796 (_mm256_maskz_loadu_epi32): Likewise.
26797 (_mm_mask_loadu_epi32): Pass const int * to
26798 __builtin_ia32_loaddqusi128_mask.
26799 (_mm_maskz_loadu_epi32): Likewise.
26800 (_mm256_mask_storeu_epi32): Pass int * to
26801 __builtin_ia32_storedqusi256_mask.
26802 (_mm_mask_storeu_epi32): Pass int * to
26803 __builtin_ia32_storedqusi128_mask.
26804 * config/i386/i386-builtin-types.def (PCSHORT): New.
26805 (PINT64): Likewise.
26806 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
26807 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
26808 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
26809 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
26810 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
26811 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
26812 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
26813 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
26814 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
26815 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
26816 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
26817 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
26818 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
26819 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
26820 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
26821 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
26822 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
26823 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
26824 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
26825 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
26826 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
26827 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
26828 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
26829 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
26830 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
26831 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
26832 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
26833 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
26834 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
26835 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
26836 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
26837 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
26838 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
26839 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
26840 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
26841 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
26842 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
26843 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
26844 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
26845 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
26846 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
26847 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
26848 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
26849 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
26850 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
26851 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
26852 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
26853 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
26854 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
26856 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
26857 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
26859 (ix86_expand_vector_move_misalign): Likewise.
26860 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
26861 to scalar function prototype for unaligned load/store builtins.
26862 (ix86_expand_special_args_builtin): Updated.
26863 * config/i386/sse.md (UNSPEC_LOADU): Removed.
26864 (UNSPEC_STOREU): Likewise.
26865 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
26866 (VI_ULOADSTORE_F_AVX512VL): Likewise.
26867 (ssescalarsize): Handle V4TI, V2TI and V1TI.
26868 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26869 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
26870 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
26871 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
26872 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
26873 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
26874 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
26875 (<avx512>_storedqu<mode>_mask): Likewise.
26876 (*sse4_2_pcmpestr_unaligned): Likewise.
26877 (*sse4_2_pcmpistr_unaligned): Likewise.
26878 (*mov<mode>_internal): Renamed to ...
26879 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
26880 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
26881 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
26882 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
26884 2016-04-19 Richard Biener <rguenther@suse.de>
26886 PR tree-optimization/70171
26887 * tree-ssa-phiprop.c: Include stor-layout.h.
26888 (phiprop_insert_phi): Handle the aggregate copy case.
26889 (propagate_with_phi): Likewise.
26891 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
26893 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
26894 instead of simplify_gen_subreg (... , 0).
26895 (ix86_delegitimize_address): Ditto.
26896 (ix86_split_divmod): Ditto.
26897 (ix86_split_copysign_const): Ditto.
26898 (ix86_split_copysign_var): Ditto.
26899 (ix86_expand_args_builtin): Ditto.
26900 (ix86_expand_round_builtin): Ditto.
26901 (ix86_expand_special_args_builtin): Ditto.
26902 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
26903 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
26904 (udivmodqi4): Ditto.
26905 (absneg splitters): Ditto.
26906 (*jcc_bt<mode>_1): Ditto.
26908 2016-04-19 Richard Biener <rguenther@suse.de>
26910 PR tree-optimization/70724
26911 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
26912 restoring out from ...
26913 (free_scc_vn): ... here.
26914 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
26915 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
26917 (pass_fre::execute): Restore SSA info.
26919 2016-04-19 Richard Biener <rguenther@suse.de>
26921 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
26922 * gimple-walk.c (walk_gimple_op): Initialize it.
26923 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
26924 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
26925 remapping SSA names of defs.
26926 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
26929 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
26931 PR middle-end/70689
26932 * lra-constraints.c (equiv_substition_p): New.
26933 (process_alt_operands): Use it.
26934 (swap_operands): Swap it.
26935 (curr_insn_transform): Update it.
26937 2016-04-18 Michael Matz <matz@suse.de>
26939 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
26940 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
26941 * tree-core.h (tree_type_common.align): Use bit-field.
26942 (tree_type_common.spare): New.
26943 (tree_decl_common.off_align): Make smaller.
26944 (tree_decl_common.align): Use bit-field.
26946 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
26947 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
26948 (scan_sharing_clauses): Ditto.
26949 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26950 (omp_finish_file): Ditto.
26951 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
26952 (layout_decl): Ditto.
26953 (relayout_decl): Ditto.
26954 (finalize_record_size): Use SET_TYPE_ALIGN.
26955 (finalize_type_size): Ditto.
26956 (finish_builtin_struct): Ditto.
26957 (layout_type): Ditto.
26958 (initialize_sizetypes): Ditto.
26959 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
26960 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
26961 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26962 (get_chain_field): Ditto.
26963 (get_trampoline_type): Ditto.
26964 (get_nl_goto_field): Ditto.
26965 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
26967 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
26968 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
26969 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
26970 (build_qualified_type): Use SET_TYPE_ALIGN.
26971 (build_aligned_type, build_range_type_1): Ditto.
26972 (build_atomic_base): Ditto.
26973 (build_common_tree_nodes): Ditto.
26974 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
26975 (expand_one_stack_var_at): Ditto.
26976 * coverage.c (build_var): Use SET_DECL_ALIGN.
26977 * except.c (init_eh): Ditto.
26978 * function.c (assign_parm_setup_block): Ditto.
26979 * symtab.c (increase_alignment_1): Ditto.
26980 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
26981 * tree-vect-stmts.c (ensure_base_align): Ditto.
26982 * varasm.c (align_variable): Ditto.
26983 (assemble_variable): Ditto.
26984 (build_constant_desc): Ditto.
26985 (output_constant_def_contents): Ditto.
26987 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
26988 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
26989 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
26990 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
26991 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
26993 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
26996 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
26997 replace %vmovsd with "%vmovq".
26998 (vec_concatv2df): Likewise.
27000 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
27002 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
27003 (*vec_extractv2si_0): Ditto.
27004 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
27005 (zero_extended_scalar_load_operand splitters): Ditto.
27006 (vec_extract splitters): Ditto.
27007 (*vec_extractv4si_0_zext): Ditto.
27008 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
27009 and lowpart_subreg.
27010 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
27011 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
27012 (*sse4_1_extractps): Use lowpart_subreg.
27013 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
27015 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27017 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
27019 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
27020 Mention Solaris 11 packaging changes.
27021 Update gas and gld requirements.
27022 Remove reference to pre-Solaris 10 bug.
27023 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
27025 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
27028 2016-04-17 Jan Hubicka <jh@suse.cz>
27030 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
27031 max_loop_iterations_int.
27033 2016-04-18 Richard Biener <rguenther@suse.de>
27035 PR tree-optimization/43434
27036 * tree-ssa-structalias.c (struct vls_data): New.
27037 (visit_loadstore): Handle all pointer-based accesses.
27038 (compute_dependence_clique): Compute a bitmap of restrict tags
27039 assigned bases and pass it to visit_loadstore.
27041 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
27044 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
27045 armv8.1-a and armv8.1-a+crc.
27047 2016-04-18 Richard Biener <rguenther@suse.de>
27049 PR tree-optimization/70701
27050 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
27051 references after translating through a memcpy.
27053 2016-04-18 Richard Biener <rguenther@suse.de>
27055 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
27056 (compute_antic): ... here. For partial antic use regular
27057 postorder and scrap iteration.
27058 (compute_partial_antic_aux): Remove unused return value.
27059 (init_pre): Do not allocate postorder.
27060 (fini_pre): Do not free postorder.
27062 2016-04-18 Richard Biener <rguenther@suse.de>
27064 PR middle-end/37870
27065 * expmed.c (extract_bit_field_1): Remove broken case
27066 using a wider MODE_INT mode.
27068 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
27070 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
27071 unless compiling with at least GCC-4.8.
27073 2016-04-17 Jan Hubicka <jh@suse.cz>
27076 * graphite.c (graphite_finalize): Update call to
27077 tree_estimate_probability.
27078 * predict.h (tree_estimate_probability): Update prototype.
27080 2016-04-17 Jan Hubicka <jh@suse.cz>
27082 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
27083 (tree_estimate_probability): Likewise.
27084 (pass_profile::execute): Update.
27085 (report_predictor_hitrates): New function.
27086 * profile.c (compute_branch_probabilities): Use it.
27087 * predict.h (report_predictor_hitrates): Declare.
27089 2016-04-17 Jan Hubicka <jh@suse.cz>
27092 * cgraph.h (cgraph_node::set_const_flag,
27093 cgraph_node::set_pure_flag): Update prototype to return bool;
27095 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
27096 of interposable symbol are interposable, too.
27097 (cgraph_set_const_flag_1): Rename to ...
27098 (set_const_flag_1): ... this one; change to self recursive function
27099 instead of call_for_symbol_thunks_and_aliases. Handle correctly
27100 clearnig the flag in all variants and also virtual thunks of const
27101 functions are pure; track if any change was done.
27102 (cgraph_node::set_const_flag): Update.
27103 (struct set_pure_flag_info): New struct.
27104 (cgraph_set_pure_flag_1): Rename to ...
27105 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
27106 rather than pointer encoded flags; track if any changes was done;
27107 handle correctly clearning flag and setting flag of aliases already
27109 (cgraph_node::set_pure_flag): Update.
27110 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
27112 2016-04-17 Tom de Vries <tom@codesourcery.com>
27115 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
27116 backslash in label.
27118 2016-04-17 Tom de Vries <tom@codesourcery.com>
27120 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
27121 '{}<> ' as escape-for-record.
27123 2016-04-17 Tom de Vries <tom@codesourcery.com>
27125 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
27128 2016-04-17 Tom de Vries <tom@codesourcery.com>
27131 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
27132 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
27133 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
27134 * passes.c (finish_optimization_passes): Only call
27135 finish_graph_dump_file if dfi->graph_dump_initialized.
27136 (execute_function_dump, pass_init_dump_file): Use
27137 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
27139 2016-04-17 Tom de Vries <tom@codesourcery.com>
27141 PR tree-optimization/70256
27142 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
27143 (debug_varmap): New function.
27145 2016-04-17 Tom de Vries <tom@codesourcery.com>
27148 * passes.c (pass_manager::register_pass): Propagate pflags.
27150 2016-04-17 Tom de Vries <tom@codesourcery.com>
27153 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
27154 * passes.c (pass_manager::pass_manager): Declare and init p_start in
27155 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
27156 check if it's equal to p_start.
27157 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
27159 2016-04-15 Jan Hubicka <jh@suse.cz>
27162 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
27163 function does not bind to current def.
27164 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
27165 handle conservatively calls to functions that does not need to bind
27167 (check_call): Update call of worse_state.
27168 (ignore_edge_for_nothrow): Update.
27169 (ignore_edge_for_pure_const): Likewise.
27170 (propagate_pure_const): Update calls to worse_state.
27171 (skip_function_for_local_pure_const): Reformat comments.
27173 2016-04-15 Jan Hubicka <jh@suse.cz>
27176 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
27177 (cgraph_node::function_symbol): Likewise.
27178 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27179 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
27180 (symtab_node::ultimate_alias_target): Add REF parameter.
27181 (symtab_node::binds_to_current_def_p): Declare.
27182 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
27183 (cgraph_node::function_symbol): Likewise.
27184 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
27185 (cgraph_node::get_availability): Likewise.
27186 (cgraph_edge::binds_to_current_def_p): New inline function.
27187 (varpool_node::get_availability): Add REF parameter.
27188 (varpool_node::ultimate_alias_target): Likewise.
27189 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
27190 (symtab_node::binds_to_current_def_p): Likewise.
27191 * varpool.c (varpool_node::get_availability): Likewise.
27193 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27196 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
27197 Fix mode size check.
27199 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27201 * BASE-VER: Set to 7.0.0.
27203 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
27205 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
27207 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27209 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
27210 architecture revisions.
27212 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
27214 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
27215 * config/i386/i386.c (ix86_using_red_zone): No longer static.
27216 * config/i386/i386.md (stack decrement to push peepholes): Guard
27217 with !x86_using_red_zone ().
27219 2016-04-15 Jakub Jelinek <jakub@redhat.com>
27222 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
27223 to dump_generic_node.
27224 (NIY): Pass also flags to do_niy.
27226 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
27228 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
27229 (simd_clone_vector_of_formal_parm_types)
27230 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
27231 (simd_clone_mangle, simd_clone_create)
27232 (simd_clone_adjust_return_type, create_tmp_simd_array)
27233 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
27234 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
27235 (ipa_simd_modify_function_body, simd_clone_linear_addend)
27236 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
27237 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
27238 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
27239 * omp-simd-clone.c: ... this new file.
27240 (simd_clone_vector_of_formal_parm_types): Make it static.
27241 * Makefile.in (OBJS): Add omp-simd-clone.o.
27243 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
27246 * config/i386/sse.md: Use proper memory operand modifiers.
27249 2016-04-15 Richard Biener <rguenther@suse.de>
27250 Alan Modra <amodra@gmail.com>
27252 PR tree-optimization/70130
27253 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
27254 when alignment stays not the same and no not use the realign
27257 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
27260 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
27261 direct move handlers for KFmode. Change TFmode handlers test from
27262 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
27264 2016-04-14 Jakub Jelinek <jakub@redhat.com>
27267 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
27268 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
27269 (inlined_polymorphic_ctor_dtor_block_p): Use it.
27270 * tree-ssa-live.c (remove_unused_scope_block_p): When
27271 in_ctor_dtor_block, avoid discarding not just BLOCKs with
27272 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
27273 block_ultimate_origin is FUNCTION_DECL.
27274 (remove_unused_locals): If current_function_decl is
27275 polymorphic_ctor_dtor_p, pass initial true to
27276 remove_unused_scope_block_p' is_ctor_dtor_block.
27278 2016-04-14 Martin Sebor <msebor@redhat.com>
27283 * doc/extend.texi (Variable Length): Revert.
27285 2016-04-14 Marek Polacek <polacek@redhat.com>
27286 Jan Hubicka <hubicka@ucw.cz>
27289 * tree.c (verify_type): Disable the canonical type of main variant
27292 2016-04-14 Jason Merrill <jason@redhat.com>
27294 * cfgexpand.c, expr.c: Revert previous change.
27296 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
27298 PR middle-end/70643
27299 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
27300 when building a mem ref for the incoming reduction variable.
27302 2016-04-14 Richard Biener <rguenther@suse.de>
27304 PR tree-optimization/70614
27305 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
27306 loop if the evolution dropped to chrec_dont_know.
27307 (interpret_condition_phi): Likewise.
27309 2016-04-14 Richard Biener <rguenther@suse.de>
27311 PR tree-optimization/70623
27312 * tree-ssa-pre.c (changed_blocks): Make global ...
27313 (compute_antic): ... local here. Move and fix worklist
27314 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
27315 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
27316 worklist handling, dump when ANTIC_IN changed.
27317 (compute_partial_antic_aux): Remove worklist handling.
27318 (init_pre): Do not compute post dominators. Add a comment about
27319 the CFG order chosen.
27320 (fini_pre): Do not free post dominators.
27322 2016-04-13 Martin Sebor <msebor@redhat.com>
27327 * doc/extend.texi (Variable Length): Document C++ specifics.
27329 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27332 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
27333 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
27334 eh edges have been purged.
27337 * tree-sra.c (create_access_replacement,
27338 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
27340 * tree-pretty-print.c (dump_fancy_name): New function.
27341 (dump_decl_name, dump_generic_node): Use it.
27343 2016-04-13 Jason Merrill <jason@redhat.com>
27345 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
27346 * expr.c (expand_expr_real_1): Likewise.
27348 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
27350 * config/i386/i386.md (kunpckhi): Swap operands.
27351 (kunpcksi): Likewise.
27352 (kunpckdi): Likewise.
27353 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
27354 (vec_pack_trunc_<mode>): Likewise.
27356 2016-04-13 Jakub Jelinek <jakub@redhat.com>
27359 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
27361 PR middle-end/70633
27362 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
27363 gimplification turns some element into non-constant.
27366 * rtl.h (convert_memory_address_addr_space_1): New prototype.
27367 * explow.c (convert_memory_address_addr_space_1): No longer static,
27368 add NO_EMIT argument and don't call convert_modes if true, pass
27369 it down recursively, remove break after return.
27370 (convert_memory_address_addr_space): Adjust caller.
27371 * simplify-rtx.c (simplify_unary_operation_1): Call
27372 convert_memory_address_addr_space_1 instead of convert_memory_address,
27373 if it returns NULL, don't simplify.
27375 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
27378 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
27380 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27382 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27383 Bump the upper SIMDLEN limits, so that if the return type or
27384 characteristic type if the return type is void can be passed in
27385 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
27388 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
27391 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
27392 Do not use "=" constraint on an input constraint.
27393 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
27394 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
27395 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
27396 generates (neg (abs ...)) instead of (abs ...).
27398 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27400 PR rtl-optimization/70596
27401 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
27402 just invalidate LRA data and reset them. Adjust dump wording.
27404 2016-04-12 Martin Liska <mliska@suse.cz>
27407 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27409 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27411 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27412 max_loop_iterations_int.
27413 (tree_unswitch_outer_loop): Likewise.
27414 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27415 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27417 2016-04-12 Tom de Vries <tom@codesourcery.com>
27419 PR tree-optimization/68756
27420 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
27421 instead of new_name.
27423 2016-04-12 Jakub Jelinek <jakub@redhat.com>
27425 PR tree-optimization/70602
27426 * tree-sra.c (generate_subtree_copies): Don't write anything into
27427 constant pool decls.
27429 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
27430 regardless whether there are depend clauses or not.
27432 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
27435 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
27436 target attribute and pragma from changing the -mfloat128
27437 and -mfloat128-hardware options.
27439 * doc/extend.texi (Additional Floating Types): Document PowerPC
27440 __float128 restrictions.
27442 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27445 * config/aarch64/driver-aarch64.c
27446 (aarch64_get_extension_string_for_isa_flags): New.
27447 (arch_extension): Rename to...
27448 (aarch64_arch_extension): ...This.
27449 (ext_to_feat_string): Rename to...
27450 (aarch64_extensions): ...This.
27451 (aarch64_core_data): Keep track of architecture extension flags.
27452 (cpu_data): Rename to...
27453 (aarch64_cpu_data): ...This.
27454 (aarch64_arch_driver_info): Keep track of architecture extension
27456 (get_arch_name_from_id): Rename to...
27457 (get_arch_from_id): ...This, change return type.
27458 (host_detect_local_cpu): Update and reformat for renames, handle
27459 extensions through common infrastructure.
27461 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27464 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
27465 track of a canonical flag name.
27466 (all_extensions): Likewise.
27467 (arch_to_arch_name): Also track extension flags enabled by the arch.
27468 (all_architectures): Likewise.
27469 (aarch64_parse_extension): Move to here.
27470 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
27472 (aarch64_rewrite_selected_cpu): Update for above change.
27473 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
27474 are handled, such that the single explicit value enabled by an
27475 extension is kept seperate from the implicit values it also enables.
27476 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
27478 (aarch64_parse_extension): New.
27479 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
27480 here to config/aarch64/aarch64-protos.h.
27481 (aarch64_parse_extension): Move from here to
27482 common/config/aarch64/aarch64-common.c.
27483 (aarch64_option_print): Update.
27484 (aarch64_declare_function_name): Likewise.
27485 (aarch64_start_file): Likewise.
27486 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
27487 the canonical flag for extensions.
27488 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
27491 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
27493 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
27496 2016-04-09 Tom de Vries <tom@codesourcery.com>
27498 PR tree-optimization/68953
27499 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
27500 first to last subscript.
27502 2016-04-09 Jakub Jelinek <jakub@redhat.com>
27504 PR tree-optimization/70586
27505 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
27508 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
27512 PR tree-optimization/70373
27513 PR middle-end/70533
27514 PR middle-end/70534
27515 PR middle-end/70535
27516 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
27517 clauses for acc parallel reductions as necessary. Error on those
27519 * omp-low.c (scan_sharing_clauses): Don't install variables which
27520 are used in acc parallel reductions.
27521 (lower_rec_input_clauses): Remove dead code.
27522 (lower_oacc_reductions): Add support for reference reductions.
27523 (lower_reduction_clauses): Remove dead code.
27524 (lower_omp_target): Don't remap variables appearing in acc parallel
27526 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
27528 2016-04-08 Jakub Jelinek <jakub@redhat.com>
27530 PR middle-end/70593
27531 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
27532 with multiple SSA_NAME defs, force the outputs other than first
27533 to be live before calling live_track_process_def on each output.
27535 PR rtl-optimization/70574
27536 * fwprop.c (forward_propagate_and_simplify): Don't add
27537 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
27538 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
27539 paradoxical subregs within *loc.
27541 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
27543 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
27544 -ftree-parallelize-loops={0,1}.
27545 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
27546 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
27547 * config/ia64/hpux.h (LIB_SPEC): Likewise.
27548 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
27549 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
27551 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
27554 * asan.c (instrument_derefs): If we get unknown location, extract it
27555 with EXPR_LOCATION.
27556 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
27558 2016-04-08 Tom de Vries <tom@codesourcery.com>
27560 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
27561 implicit firstprivate clause.
27563 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27566 * config/arm/thumb2.md (tst + branch-> lsls + branch
27567 peephole below *orsi_not_shiftsi_si): Require that condition
27568 register is dead after the peephole.
27569 (second peephole after the above): Likewise.
27571 2016-04-08 Alan Modra <amodra@gmail.com>
27574 * builtins.c (fold_builtin_classify): For IBM extended precision,
27575 look at just the high-order double to test for NaN.
27576 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
27577 test just the high double for Inf but both doubles for subnormal
27580 2016-04-07 Jakub Jelinek <jakub@redhat.com>
27582 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
27583 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
27584 node->simdclone->mask_mode != VOIDmode masks.
27585 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
27586 earlier, use it instead of node->simdclone.
27587 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27588 Set clonei->mask_mode.
27590 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27593 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
27594 Pass it through to cp_parser_already_scoped_statement.
27595 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
27596 it through to cp_parser_statement.
27597 (cp_parser_statement): Pass IF_P through to
27598 cp_parser_iteration_statement.
27599 (cp_parser_pragma): Adjust call to
27600 cp_parser_iteration_statement.
27602 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
27605 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
27606 resolve a future -Wparentheses warning.
27607 * omp-low.c (scan_sharing_clauses): Likewise.
27608 * tree-parloops.c (eliminate_local_variables): Likewise.
27610 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
27612 PR rtl-optimization/70398
27613 * lra-constraints.c (process_address_1): Check zero scale and code
27614 for reloading with zero scale.
27616 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
27618 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
27619 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
27621 2016-04-06 Jakub Jelinek <jakub@redhat.com>
27623 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
27624 Add support for AVX512F clones, include them by default for
27625 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
27626 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
27629 PR middle-end/70550
27630 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
27631 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
27632 firstprivate clauses.
27633 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
27634 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
27635 (lower_omp_target): Set TREE_NO_WARNING for
27636 non-addressable possibly uninitialized vars which are copied into
27637 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
27639 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
27641 * config/pa/predicates.md (integer_store_memory_operand): Accept
27642 REG+D operands with a large offset when reload_in_progress is true.
27643 (floating_point_store_memory_operand): Likewise.
27645 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27648 * match.pd (nested int casts): Limit to GIMPLE.
27650 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
27653 * ipa-devirt.c (maybe_record_node): Fix comment; use
27654 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
27656 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27658 PR rtl-optimization/70542
27659 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
27660 if there are any uses other than insn or debug insns.
27662 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
27663 Jakub Jelinek <jakub@redhat.com>
27665 PR tree-optimization/70509
27666 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
27667 Shift HOST_WIDE_INT_1U instead of 1.
27669 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
27671 PR tree-optimization/70509
27672 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
27673 of the vector base type for index.
27675 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
27678 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
27680 2016-04-05 Richard Biener <rguenther@suse.de>
27682 PR tree-optimization/70526
27683 * tree-sra.c (build_ref_for_offset): Use prev_base to
27684 extract the alias pointer type.
27686 2016-04-05 Richard Biener <rguenther@suse.de>
27688 * dse.c (struct store_info): Remove alias_set member.
27689 (struct read_info_type): Likewise.
27690 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
27691 spill_deleted, clear_alias_set_lookup): Remove.
27692 (get_group_info): Remove dead base == NULL_RTX case.
27693 (dse_step0): Remove initialization of removed variables.
27694 (delete_dead_store_insn): Reomve alias set dumping.
27695 (free_read_records): Remove alias_set handling.
27696 (canon_address): Remove alias_set_out parameter.
27697 (record_store): Remove spill_alias_set, it's always zero.
27698 (check_mem_read_rtx): Likewise.
27699 (dse_step2): Rename from ...
27700 (dse_step2_nospill): ... this. Adjust.
27701 (scan_stores): Rename from ...
27702 (scan_stores_nospill): ... this.
27703 (scan_reads): Rename from ...
27704 (scan_reads_nospill): ... this.
27705 (scan_stores_spill, scan_reads_spill): Remove.
27706 (dse_step3_scan): Remove for_spills argument which is always false.
27707 (dse_step3): Likewise.
27708 (dse_step5): Rename from ...
27709 (dse_step5_nospill): ... this. Remove alias_set handling.
27710 (rest_of_handle_dse): Adjust.
27712 2016-04-05 Jakub Jelinek <jakub@redhat.com>
27715 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
27716 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
27717 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
27718 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
27720 2016-04-05 Richard Biener <rguenther@suse.de>
27722 PR middle-end/70499
27723 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
27724 non-register type temporaries into SSA.
27726 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
27729 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
27730 calls when sanitizing.
27731 (possible_polymorphic_call_target_p): Fix formatting.
27733 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27734 Jakub Jelinek <jakub@redhat.com>
27736 PR middle-end/70457
27737 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
27738 to ensure a call statement is compatible with a built-in's
27740 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
27743 2016-04-04 Richard Biener <rguenther@suse.de>
27745 PR rtl-optimization/70484
27746 * rtl.h (canon_output_dependence): Declare.
27747 * alias.c (canon_output_dependence): New function.
27748 * dse.c (record_store): Use canon_output_dependence rather
27749 than canon_true_dependence.
27751 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27754 * cgraph.h (symtab_node::copy_visibility_from): New function.
27755 * symtab.c (symtab_node::copy_visibility_from): New function.
27756 * ipa-visibility.c (optimize_weakref): New function.
27757 (function_and_variable_visibility): Use it.
27759 2016-04-04 Martin Liska <mliska@suse.cz>
27762 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
27763 value that is really in range handled by SBR instruction.
27764 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
27765 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
27766 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
27768 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
27772 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
27773 set, but not for SP_REG operands.
27775 2016-04-02 Martin Sebor <msebor@redhat.com>
27778 * fold-const.c (maybe_nonzero_address): New function.
27779 (fold_comparison): Call it. Fold equality and relational
27780 expressions involving null pointers.
27781 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
27783 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
27785 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
27786 the "Y" constraint (scalar FP 0.0 immediate).
27788 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
27789 Add the "const_double" to the list of operand constraints.
27791 2016-04-01 Jakub Jelinek <jakub@redhat.com>
27793 PR rtl-optimization/70467
27794 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
27795 If low word of the last operand is 0, just emit addition/subtraction
27798 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27801 * config/s390/s390.c (s390_expand_insv): Check for everything
27802 constant instead of just VOIDmode stuff.
27804 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
27807 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
27809 2016-04-01 Nathan Sidwell <nathan@acm.org>
27811 * tree.def (TRY_CATCH_EXPR): Correct documentation.
27813 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
27815 PR rtl-optimization/70461
27816 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
27819 2016-03-31 Martin Liska <mliska@suse.cz>
27822 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
27823 a tree value or an immediate integer value to a buffer
27824 that is eventually copied to a BRIG section.
27825 (emit_immediate_operand): Call the function here.
27826 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
27827 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
27828 of class' fields that are removed.
27829 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
27830 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
27831 m_brig_repr_size fields.
27833 2016-03-31 Martin Liska <mliska@suse.cz>
27836 * hsa-gen.c (hsa_function_representation::update_dominance): New
27838 (convert_addr_to_flat_segment): Likewise.
27839 (gen_hsa_memory_set): New alignment argument.
27840 (gen_hsa_ctor_assignment): Likewise.
27841 (gen_hsa_insns_for_single_assignment): Provide alignment
27842 to gen_hsa_ctor_assignment.
27843 (gen_hsa_insns_for_direct_call): Add new argument.
27844 (expand_lhs_of_string_op): New function.
27845 (expand_string_operation_builtin): Likewise.
27846 (expand_memory_copy): New function.
27847 (expand_memory_set): New function.
27848 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
27849 (convert_switch_statements): Change signature.
27850 (generate_hsa): Use a return value of the function.
27851 (pass_gen_hsail::execute): Do not call
27852 convert_switch_statements here.
27853 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
27854 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
27855 (hsa_function_representation::update_dominance): New function.
27857 2016-03-31 Martin Liska <mliska@suse.cz>
27860 * hsa-brig.c (emit_directive_variable): Emit alignment
27861 according to hsa_symbol::m_align.
27862 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
27863 (dump_hsa_symbol): Dump alignment of HSA symbols.
27864 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
27865 (gen_hsa_addr_with_align): New function.
27866 (hsa_bitmemref_alignment): Use newly added function.
27867 (gen_hsa_insns_for_load): Likewise.
27868 (gen_hsa_insns_for_store): Likewise.
27869 (gen_hsa_memory_copy): New argument added.
27870 (gen_hsa_insns_for_single_assignment): Respect
27871 alignment for assignments processed via gen_hsa_memory_copy.
27872 (gen_hsa_insns_for_direct_call): Likewise.
27873 (gen_hsa_insns_for_return): Likewise.
27874 (gen_function_def_parameters): Set default alignment.
27875 * hsa.c (hsa_object_alignment): New function.
27876 (hsa_byte_alignment): Pasted function.
27877 * hsa.h (hsa_symbol::m_align): New field.
27879 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27881 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
27882 scratch field for goto case.
27884 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
27886 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
27888 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
27891 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
27892 (scalar_chain::convert_insn): Call convert_op for reg
27893 moves to handle undefined registers.
27895 2016-03-31 Nathan Sidwell <nathan@acm.org>
27898 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
27899 Assert we don't want to move backwards.
27901 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
27904 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
27906 2016-03-31 Jakub Jelinek <jakub@redhat.com>
27908 PR rtl-optimization/70460
27909 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
27910 with operand from REG_LABEL_OPERAND, instead substitute
27911 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
27912 Don't do anything for REG_NON_LOCAL_GOTO jumps.
27914 2016-03-31 Martin Liska <mliska@suse.cz>
27916 * passes.c (execute_one_pass): Do not call
27917 todo_after for a discarded function.
27919 2016-03-31 Bin Cheng <bin.cheng@arm.com>
27921 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
27922 (no_cost, infinite_cost): Initialize the new field.
27923 (get_computation_cost_at): Record setup cost.
27924 (determine_use_iv_cost_address): Skip cost computation for sub
27925 uses if we can estimate it without losing accuracy.
27927 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
27929 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
27931 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27932 max_loop_iterations_int.
27933 (tree_unswitch_outer_loop): Likewise.
27934 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
27935 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
27937 2016-03-30 Richard Biener <rguenther@suse.de>
27939 PR middle-end/70450
27940 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
27942 2016-03-30 Jakub Jelinek <jakub@redhat.com>
27945 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
27946 in gen_blendm expander.
27948 2016-03-30 Nick Clifton <nickc@redhat.com>
27951 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
27952 case where we are already provided with an SImode SUBREG.
27954 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
27957 * config/i386/i386.c (ix86_expand_epilogue): Properly check
27958 conflict between DRAP register and __builtin_eh_return.
27960 2016-03-30 Michael Matz <matz@suse.de>
27961 Richard Biener <rguenther@suse.de>
27964 * ipa-polymorphic-call.c (struct type_change_info): Change
27965 speculative to an unsigned allowing to limit the work we do.
27966 (csftc_abort_walking_p): New inline function..
27967 (check_stmt_for_type_change): Limit the number of may-defs
27968 skipped for speculative devirtualization to
27969 max-speculative-devirt-maydefs.
27970 * params.def (max-speculative-devirt-maydefs): New param.
27971 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
27973 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
27976 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
27979 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
27981 PR tree-optimization/59124
27982 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
27983 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
27985 2016-03-29 Jeff Law <law@redhat.com>
27987 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
27989 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
27991 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
27994 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
27996 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
27997 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
27998 gcrt0.o if linking dynamically.
28000 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28003 * ipa-devirt.c (methods_equal_p): New function.
28004 (compare_virtual_tables): Use it.
28005 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
28006 * cgraphclones.c (clone_function_name_1): Use
28007 symbol_table::symbol_suffix_separator.
28008 * coverage.c (build_var): Likewise.
28009 * symtab.c (symbol_table::symbol_suffix_separator): New.
28011 2016-03-29 Jakub Jelinek <jakub@redhat.com>
28013 PR rtl-optimization/70429
28014 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
28015 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
28016 mode != result_mode.
28019 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
28021 PR tree-optimization/70405
28022 * ssa-iterators.h (num_imm_uses): Add missing braces.
28024 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
28026 PR rtl-optimization/68695
28027 * ira-color.c (allocno_copy_cost_saving): New.
28028 (improve_allocation): Use it.
28030 2016-03-29 Richard Henderson <rth@redhat.com>
28032 PR middle-end/70355
28033 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
28035 2016-03-29 Richard Biener <rguenther@suse.de>
28037 PR middle-end/70424
28038 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
28039 use alignment returned by get_pointer_alignment_1 if it is
28040 bigger than BITS_PER_UNIT.
28041 * builtins.c (get_pointer_alignment_1): Do not return true
28042 for alignment extracted from SSA info.
28044 2016-03-28 James Bowman <james.bowman@ftdichip.com>
28046 * config/ft32/ft32.opt (mnodiv): New.
28047 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
28048 * doc/invoke.texi (FT32 Options -mnodiv): New.
28050 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
28053 * config/i386/i386.md (define_split, andn): Fix modes.
28055 2016-03-26 Richard Biener <rguenther@suse.de>
28056 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
28059 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
28061 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
28062 as 2nd argument to cl_optimization_restore().
28064 2016-03-25 Richard Henderson <rth@redhat.com>
28067 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
28068 * config/aarch64/aarch64-protos.h: Declare it.
28069 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
28071 2016-03-25 Alan Modra <amodra@gmail.com>
28074 * config/rs6000/constraints.md (j): Simplify.
28075 * config/rs6000/predicates.md (easy_fp_constant): Exclude
28077 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
28078 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
28079 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
28080 in all constraint alternatives.
28081 (movtd_64bit_nodm): Delete "j" constraint alternative.
28083 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28085 * tree-ssa-propagate.c: Enhance docs for
28086 SSA_PROP_NOT_INTERESTING.
28088 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
28090 * doc/extend.texi: Fix typo in documentation to pure attribute.
28092 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
28095 * config/pa/pa.md (bswapdi2): Use a scratch register.
28097 2016-03-24 Richard Henderson <rth@redhat.com>
28099 PR middle-end/69845
28100 * fold-const.c (extract_muldiv_1): Correct test for multiplication
28103 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
28105 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
28106 using ix86_expand_binary_operator instead of gen_andsi3.
28108 2016-03-24 Richard Biener <rguenther@suse.de>
28110 PR tree-optimization/70396
28111 * tree-vect-stmts.c (vectorizable_comparison): Use
28112 get_vectype_for_scalar_type.
28114 2016-03-24 Richard Biener <rguenther@suse.de>
28116 PR middle-end/70370
28117 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
28118 with register bases.
28120 2016-03-24 Richard Biener <rguenther@suse.de>
28122 PR tree-optimization/70372
28123 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
28124 build_all_ones_cst to also handle vector types correctly.
28126 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
28129 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
28132 2016-03-23 Marek Polacek <polacek@redhat.com>
28135 * doc/invoke.texi: Document -Wignored-attributes.
28137 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28139 PR tree-optimization/69042
28140 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
28141 parameter from 30 to 40.
28143 2016-03-23 Bin Cheng <bin.cheng@arm.com>
28145 PR tree-optimization/69042
28146 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
28147 for use with constant offset stripped in base.
28149 2016-03-23 Richard Biener <rguenther@suse.de>
28151 PR middle-end/70251
28152 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
28153 mode compatibility check.
28154 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28156 2016-03-23 Jeff Law <law@redhat.com>
28158 PR tree-optimization/64058
28159 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
28161 (struct ssa_conflicts): Move up earlier in the file.
28162 (conflicts_, var_map_): New static variables.
28163 (initialize_conflict_count): New function to initialize the
28164 CONFLICT_COUNT field for each conflict pair.
28165 (compare_pairs): Lazily initialize the conflict count and use it
28166 as the first tie-breaker.
28167 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
28168 and wipe conflicts_ and map_ around the call to qsort. Remove
28169 special case for 2 coalesce pairs.
28170 * bitmap.c (bitmap_count_unique_bits): New function.
28171 (bitmap_count_bits_in_word): New function, extracted from
28173 (bitmap_count_bits): Use bitmap_count_bits_in_word.
28174 * bitmap.h (bitmap_count_unique_bits): Declare it.
28176 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
28179 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
28180 transparent alias chain for decl assembler name.
28181 * config/sol2.c (solaris_assemble_visibility): Likewise.
28183 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28185 * config/arm/arm1020e.md (1020call_op): Reduce reservation
28187 (v10_fdivs): Likewise.
28188 (v10_fdivd): Likewise.
28190 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28193 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
28194 to not call fclose twice on file.
28196 2016-03-23 Jakub Jelinek <jakub@redhat.com>
28198 PR tree-optimization/70354
28199 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
28200 oprnd0 is wider than oprnd1 and there is a cast from the wider
28201 type to oprnd1, mask it with the mask of the narrower type.
28204 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
28205 Optimize TARGET_STV splitters, if high or low word of last argument
28208 2016-03-22 Jeff Law <law@redhat.com>
28211 tree-ssa-threadbackward.c
28212 (fsm_find_control_statement_thread_paths): Correctly distinguish
28213 between old style jump threads vs FSM jump threads.
28215 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
28218 * config/i386/i386.c (scalar_chain::convert_op): Support
28219 uninitialized register usage case.
28221 2016-03-22 Richard Biener <rguenther@suse.de>
28223 PR middle-end/70251
28224 * genmatch.c (gen_transform): Adjust last parameter to a three-state
28226 (capture::gen_transform): ... to change behavior when substituting
28227 a condition into cond or not-cond expr context.
28228 (dt_simplify::gen_1): Adjust.
28229 * gimple-match-head.c: Include gimplify.h for unshare_expr.
28230 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
28231 last change and instead change to
28232 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
28233 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28235 2016-03-22 Anthony Green <green@moxielogic.com>
28237 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
28238 issue for moxiebox targets.
28239 (CC1PLUS_SPEC): Ditto.
28241 2016-03-22 Richard Biener <rguenther@suse.de>
28243 PR middle-end/70333
28244 * fold-const.c (extract_muldiv_1): Properly perform multiplication
28247 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28249 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
28251 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
28254 * config/i386/i386.c (def_builtin): Handle
28255 OPTION_MASK_ISA_AVX512VL to be and-ed with other
28257 (const struct builtin_description bdesc_special_args[]):
28258 Remove duplicate ISA bits.
28260 2016-03-22 Jakub Jelinek <jakub@redhat.com>
28263 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
28264 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
28265 in a way that works also for AVX512BW.
28268 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
28269 instead of source if operands[1] is xmm16 and above and
28270 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
28271 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
28274 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
28275 on assign if (*from_p) is a comparison, set it to
28276 TREE_NO_WARNING (*from_p).
28278 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28280 PR middle-end/70326
28281 * lra.c (restore_scratches): Ignore deleted insns.
28283 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
28284 Jakub Jelinek <jakub@redhat.com>
28286 PR tree-optimization/70317
28287 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
28290 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
28293 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
28294 of ix86_expand_move.
28296 (movti): Use general_operand for operand 1 predicate.
28298 2016-03-21 Martin Liska <mliska@suse.cz>
28300 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
28302 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
28304 2016-03-21 Martin Liska <mliska@suse.cz>
28307 * ipa-icf.c (sem_function::parse): Skip static
28308 constructors and destructors.
28310 2016-03-21 Jakub Jelinek <jakub@redhat.com>
28313 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
28314 function-like macro, peek following token(s) if it is followed
28315 by CPP_OPEN_PAREN token with optional padding in between, and
28316 if not, don't treat it like a macro.
28318 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
28319 Alexander Monakov <amonakov@ispras.ru>
28321 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
28322 for the stabs debug format.
28324 2016-03-21 Richard Biener <rguenther@suse.de>
28326 PR tree-optimization/70310
28327 * tree-vect-generic.c (expand_vector_condition): Fold the built
28330 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
28333 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
28334 Block third alternative for AVX-512VL target,
28336 2016-03-21 Martin Liska <mliska@suse.cz>
28339 * hsa-brig.c (emit_function_directives): Mark unemitted
28340 global variables for emission.
28341 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
28342 (get_symbol_for_decl): Likewise.
28343 * hsa.h (struct hsa_symbol): New flag.
28345 2016-03-21 Richard Biener <rguenther@suse.de>
28347 PR tree-optimization/70288
28348 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
28349 we do not estimate unsimplified all-constant conditionals or
28350 switches as optimized away.
28352 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
28354 PR rtl-optimization/69102
28355 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
28356 when we have a readonly dependency context.
28358 2016-03-18 Jeff Law <law@redhat.com>
28360 PR rtl-optimization/70263
28361 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
28362 (update_equiv_regs): When trying to move a store to after the insn
28363 that sets the source of the store, make sure the store occurs after
28364 the insn that sets the source of the store. When successful note
28365 the REG_EQUIV note created in the dump file.
28367 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
28368 Bernd Schmidt <bschmidt@redhat.com>
28370 * doc/extend.texi: Document more potential problems with basic asms.
28372 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
28374 PR rtl-optimization/70278
28375 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
28378 2016-03-18 Jason Merrill <jason@redhat.com>
28380 * calls.c (load_register_parameters): Fix zero size sibcall logic.
28382 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
28384 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
28385 values to 128b regs.
28387 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28389 PR tree-optimization/70252
28390 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
28391 boolean vector has a proper number of elements.
28392 (supportable_narrowing_operation): Likewise.
28394 2016-03-18 Tom de Vries <tom@codesourcery.com>
28397 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
28399 2016-03-18 Jakub Jelinek <jakub@redhat.com>
28401 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
28402 instead of replace_rtx for DEBUG_INSNs.
28404 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
28406 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
28407 load type reservations.
28409 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
28412 * config/pa/constraints.md: Revert 2015-02-13 change. Use
28413 define_constraint for "Q" and "T" constraints.
28415 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
28417 Tweak the pipeline model for Exynos M1
28419 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
28422 2016-03-17 David Malcolm <dmalcolm@redhat.com>
28425 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
28426 where one or both locations aren't within a line_map.
28428 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
28431 * opts.c (finish_options): Don't set flag_pie to the default if
28432 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
28435 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
28437 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
28438 true as ALL_REGS argument to replace_rtx.
28440 2016-03-17 Richard Biener <rguenther@suse.de>
28443 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
28446 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28449 * rtl.h (replace_rtx): Add ALL_REGS argument.
28450 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
28451 equality and assert mode is the same, instead of just rtx pointer
28453 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
28454 true as ALL_REGS argument to replace_rtx.
28456 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
28458 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
28459 for boolean vector with vector mode only.
28460 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
28462 2016-03-17 Nick Clifton <nickc@redhat.com>
28465 * config/rx/rx.c (rx_print_integer): Print negative constants in
28468 2016-03-17 Jakub Jelinek <jakub@redhat.com>
28471 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
28473 2016-03-16 Richard Henderson <rth@redhat.com>
28474 Richard Biener <rguenth@suse.de>
28476 PR middle-end/70240
28477 PR middle-end/68215
28479 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
28480 first operand as is_gimple_condexpr.
28482 PR middle-end/70240
28483 PR middle-end/68215
28485 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
28486 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
28487 Do not gimplify the result.
28488 (do_unop): Adjust call to tree_vec_extract.
28489 (do_binop): Likewise.
28490 (do_compare): Likewise.
28491 (do_plus_minus): Likewise.
28492 (do_negate): Likewise.
28493 (expand_vector_condition): Likewise.
28494 (do_cond): Likewise.
28496 2016-03-16 Richard Henderson <rth@redhat.com>
28499 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
28500 (aarch64_classify_address): Use it.
28501 (aarch64_legitimize_address): Force all subexpressions of PLUS
28502 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
28504 2016-03-16 Jakub Jelinek <jakub@redhat.com>
28505 Richard Biener <rguenth@suse.de>
28508 * rtlanal.c (replace_rtx): For REG, if from is a REG,
28509 return to even if only REGNO is equal, and assert
28512 2016-03-11 Jeff Law <law@redhat.com>
28514 PR rtl-optimization/70224
28515 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
28517 2016-03-16 Richard Henderson <rth@redhat.com>
28519 PR middle-end/70199
28520 * function.h (struct function): Add has_forced_label_in_static.
28521 * gimplify.c (force_labels_r): Set it.
28522 * lto-streamer-in.c (input_struct_function_base): Read it.
28523 * lto-streamer-out.c (output_struct_function_base): Write it.
28524 * tree-inline.c (has_label_address_in_static_1): Remove.
28525 (copy_forbidden): Remove fndecl parameter; test
28526 has_forced_label_in_static.
28527 (inline_forbidden_p): Update call to copy_forbidden.
28528 (tree_versionable_function_p): Likewise.
28529 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
28530 (chkp_versioning): Likewise.
28531 * tree-inline.h (copy_forbidden): Update decl.
28533 2016-03-16 Marek Polacek <polacek@redhat.com>
28536 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
28537 function being thunked if the result type doesn't have fixed size.
28538 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
28539 doesn't have fixed size.
28541 2016-03-16 Bin Cheng <bin.cheng@arm.com>
28543 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
28544 reporting malformed loop nest.
28546 2016-03-16 Tom de Vries <tom@codesourcery.com>
28549 * ipa-devirt.c (possible_polymorphic_call_targets): Move
28550 nodes.length () == 1 test to before first nodes[0] access.
28552 2016-03-16 Tom de Vries <tom@codesourcery.com>
28554 PR tree-optimization/68715
28555 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
28556 single_pred_p test.
28558 2016-03-16 Tom de Vries <tom@codesourcery.com>
28560 PR tree-optimization/68809
28561 * graphite-scop-detection.c (same_close_phi_node): Test if result types
28564 2016-03-16 Carlos O'Donell <carlos@redhat.com>
28565 Sandra Loosemore <sandra@codesourcery.com>
28567 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
28568 on leaf attribute. Mention ELF interposition problems.
28570 2016-03-16 Alan Modra <amodra@gmail.com>
28572 PR rtl-optimization/69195
28573 PR rtl-optimization/47992
28574 * ira.c (indirect_jump_optimize): Ignore artificial defs.
28577 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
28580 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
28582 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
28584 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
28586 2016-03-15 Jakub Jelinek <jakub@redhat.com>
28588 PR rtl-optimization/70222
28589 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
28590 optimization if mode is different from result_mode, queue up masking
28591 of the result in outer_op. Formatting fix.
28593 PR middle-end/70239
28594 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
28597 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28599 PR rtl-optimization/69032
28600 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
28601 looping backwards over basic block insns.
28603 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28606 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
28607 to non-speculative when propagating trap bits.
28609 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28611 PR rtl-optimization/63384
28612 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
28613 DEBUG_INSN_P insns.
28615 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
28618 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
28619 factored out from ...
28620 (sched_analyze_insn): ... here.
28621 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
28622 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
28623 get_implicit_reg_pending_clobbers in it.
28624 (setup_id_reg_sets): Use setup_id_implicit_regs.
28625 (deps_init_id): Ditto.
28627 2016-03-15 Tom de Vries <tom@codesourcery.com>
28630 * cgraph.c (cgraph_node::get_body): Save, reset and restore
28632 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
28633 execute_function_dump.
28634 (execute_one_pass): Don't dump function if it will be dumped after ipa
28637 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
28639 * genrecog.c (match_pattern_2): If pred is NULL don't call
28640 safe_predicate_mode on it.
28642 2016-03-14 Jakub Jelinek <jakub@redhat.com>
28644 PR middle-end/70219
28645 * lra-constraints.c (delete_move_and_clobber): Change assertion
28646 to also allow dregno == 0.
28648 2016-03-14 Richard Henderson <rth@redhat.com>
28651 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
28652 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
28653 (reassociate_bb): Use optimize_vec_cond_expr; avoid
28654 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
28657 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
28660 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
28662 (lra_create_live_ranges_1): initialize hard register biggest_mode to
28664 * lra-constraints.c (split_reg): For hard regs, try to find the
28665 biggest single-register mode used in the function.
28667 2016-03-14 Richard Biener <rguenther@suse.de>
28669 PR tree-optimization/56365
28670 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
28671 constants to compare against.
28673 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
28676 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
28677 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
28678 (define_split for the GPR case): Use int_reg_operand instead of
28679 gpc_reg_operand for the output.
28681 2016-03-14 Tom de Vries <tom@codesourcery.com>
28683 PR tree-optimization/70045
28684 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
28685 create_empty_if_region_on_edge argument.
28687 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
28689 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
28690 (STACK_CHECK_PROTECT): Likewise.
28691 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28692 (STACK_CHECK_PROTECT): Likewise.
28693 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
28694 (STACK_CHECK_PROTECT): Likewise.
28695 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
28696 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
28697 (STACK_CHECK_PROTECT): Likewise.
28699 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
28701 PR rtl-optimization/69307
28702 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
28703 registers in modes that span more than one register.
28705 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
28708 * lra-constraints.c (delete_move_and_clobber): New.
28709 (remove_inheritance_pseudos): Use it.
28711 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
28714 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
28715 the libcall is LCT_THROW.
28716 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
28717 for the checking routine.
28719 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28722 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
28723 optimization if we have direct move.
28724 (roundu32<mode>2_fprs): Likewise.
28726 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
28729 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
28731 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
28732 Arguments swapped. All callers changed. Take reg_renumber into
28733 account, and Calculate and compare register ranges for hard regs.
28735 2016-03-11 Jeff Law <law@redhat.com>
28737 PR tree-optimization/70190
28738 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
28739 Handle cases where we can not extract the taken edge, even though we
28740 found a constant value.
28742 PR tree-optimization/64058
28743 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
28744 (num_coalesce_pairs): Move up earlier in file.
28745 (find_coalesce_pair): Initialize the INDEX field for each pair
28747 (compare_pairs): No longer sort on the elements in each pair.
28748 Instead break ties with the index of the coalesce pair.
28750 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28753 * config/aarch64/aarch64-protos.h
28754 (aarch64_save_restore_target_globals): New prototype.
28755 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
28756 Call the above when popping pragma.
28757 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
28759 (aarch64_set_current_function): Rewrite using the above.
28761 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28763 PR tree-optimization/70177
28764 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
28765 (extract_ops_from_tree): ... this. In the 2 argument
28766 overload remove _1 suffix.
28767 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
28768 (extract_ops_from_tree): ... this.
28769 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
28771 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
28772 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
28773 extract_ops_from_tree instead of 2 operand one.
28775 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
28777 PR tree-optimization/70013
28778 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
28779 for constant-pool entries.
28781 2016-03-11 Jakub Jelinek <jakub@redhat.com>
28783 PR rtl-optimization/70174
28784 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
28785 followed by gen_lowpart on force_reg instead of just gen_lowpart.
28787 PR tree-optimization/70169
28788 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
28789 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
28792 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
28793 Jakub Jelinek <jakub@redhat.com>
28796 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
28797 of uninitialized values.
28799 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28801 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
28803 ("*trunctddd2"): New pattern definition.
28804 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
28807 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28809 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
28810 definitions for BFP and DFP rounding modes.
28811 ("fixuns_truncdddi2", "fixuns_trunctddi2")
28812 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
28813 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
28814 ("fix_trunctf<mode>2"): Use the new constants instead of magic
28817 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28819 * config/s390/constraints.md: Adjust comment.
28820 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
28821 s390_decompose_addrstyle_without_index.
28822 * config/s390/predicates.md (shift_count_or_setmem_operand):
28823 Rename to setmem_operand.
28824 * config/s390/s390-protos.h
28825 (s390_decompose_shift_count): Rename to
28826 s390_decompose_addrstyle_without_index.
28827 * config/s390/s390.c (s390_decompose_shift_count)
28828 (s390_mem_constraint, print_shift_count_operand)
28829 (print_operand_address, print_operand): Rename
28830 s390_decompose_shift_count to
28831 s390_decompose_addrstyle_without_index and rename
28832 print_shift_count_operand to print_addrstyle_operand troughout the
28834 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
28835 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
28836 Rename shift_count_or_setmem_operand to setmem_operand.
28837 * config/s390/vx-builtins.md ("vec_insert<mode>")
28838 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
28841 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28844 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
28845 Handle overlapping retval and newval.
28847 2016-03-10 Nick Clifton <nickc@redhat.com>
28850 * config/aarch64/aarch64.c
28851 (aarch64_override_options_after_change_1): When forcing
28852 flag_omit_frame_pointer to be true, use a special value that can
28853 be detected if this function is called again, thus preventing
28854 flag_omit_leaf_frame_pointer from being forced to be false.
28856 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28858 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
28859 Set x_flag_omit_leaf_frame_pointer when handling
28860 -momit-leaf-frame-pointer.
28862 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28865 * cgraph.c (cgraph_node::dump): Dump split_part and
28866 indirect_call_target.
28867 * cgraph.h (cgraph_node): Add indirect_call_target flag.
28868 * ipa.c (has_addr_references_p): Cleanup.
28869 (is_indirect_call_target_p): New.
28870 (walk_polymorphic_call_targets): Do not mark virtuals that may be
28871 called indirectly as local.
28872 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
28874 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28877 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
28878 on cxa_pure_virtual.
28880 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28883 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
28885 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
28888 * tree.c (need_assembler_name_p): Only record main variant type names.
28890 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28893 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
28894 Always define to 0 or 1.
28895 (TARGET_FIX_ERR_A53_843419): New macro.
28896 * config/aarch64/aarch64-elf-raw.h
28897 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
28898 * config/aarch64/aarch64-linux.h: Likewise.
28899 * config/aarch64/aarch64.c
28900 (aarch64_override_options_after_change_1): Do not default
28901 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
28903 (aarch64_attributes): Handle fix-cortex-a53-843419.
28904 (aarch64_can_inline_p): Likewise.
28905 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
28907 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
28908 Jakub Jelinek <jakub@redhat.com>
28910 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
28911 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
28912 DECL_COMMONS if flag_unconstrained_commons is set.
28913 * tree-dfa.c (get_ref_base_and_extent): Likewise.
28914 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
28915 (funconstrained-commons): Document.
28917 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
28919 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
28920 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
28922 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
28924 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
28925 has a proper number of elements.
28927 2016-03-10 Alan Modra <amodra@gmail.com>
28929 PR rtl-optimization/69195
28930 PR rtl-optimization/47992
28931 * ira.c (recorded_label_ref): Delete.
28932 (update_equiv_regs): Return void.
28933 (indirect_jump_optimize): New function.
28934 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
28935 before regstat_compute_ri. Don't rebuild_jump_labels here.
28936 Delete update_regstat.
28938 2016-03-10 Richard Biener <rguenther@suse.de>
28940 PR tree-optimization/70128
28941 * tree-ssa-structalias.c (set_uids_in_ptset): Set
28942 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
28944 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28946 PR tree-optimization/70152
28947 * tree-sra.c (replace_removed_params_ssa_names): Copy over
28948 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
28951 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
28952 instead of gen_sse2_loadlpd.
28953 * config/i386/sse.md (*vec_concatv2df): Rename to...
28954 (vec_concatv2df): ... this.
28956 PR tree-optimization/70127
28957 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
28959 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28963 * diagnostic-show-locus.c (compatible_locations_p): New function.
28964 (layout::layout): Sanitize ranges using compatible_locations_p.
28966 2016-03-09 David Malcolm <dmalcolm@redhat.com>
28970 * diagnostic-show-locus.c (layout_range::layout_range): Replace
28971 location_range param with three const expanded_locations * and a
28973 (layout::layout): Replace call to
28974 rich_location::lazily_expand_location with get_expanded_location.
28975 Extract the range and perform location expansion here, passing
28976 the results to the layout_range ctor.
28977 * diagnostic.c (source_range::debug): Delete.
28978 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
28979 of rich_location::get_expanded_location.
28980 * gcc-rich-location.c (get_range_for_expr): Delete.
28981 (gcc_rich_location::add_expr): Reimplement to avoid the
28982 rich_location::add_range overload that took a location_range,
28983 passing a location_t instead.
28985 2016-03-09 Richard Biener <rguenther@suse.de>
28986 Jakub Jelinek <jakub@redhat.com>
28988 PR tree-optimization/70138
28989 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
28990 Also skip vect_double_reduction_def.
28992 2016-03-09 Jakub Jelinek <jakub@redhat.com>
28995 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
28996 if the operand is "m".
28998 2016-03-09 Nathan Sidwell <nathan@acm.org>
29000 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
29002 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29004 * config/i386/i386.c (processor_target_table): Fix cost table
29005 intialization order for znver1.
29007 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29009 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
29010 - becuase -> because.
29011 * ipa-reference.c (ignore_module_statics): Likewise.
29012 * cgraph.c (cgraph_node::get_body): Likewise.
29013 * ipa-inline.c (early_inliner): Likewise.
29014 * ipa-devirt.c (types_same_for_odr): Likewise.
29015 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
29016 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
29018 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29020 * tree-ssa-math-opts.c: Fix typo in comment.
29022 2016-03-08 Jakub Jelinek <jakub@redhat.com>
29025 * config/i386/i386.c (scalar_chain::make_vector_copies,
29026 scalar_chain::convert_reg): Call end_sequence in between
29027 get_insns and emit_conversion_insns rather than after both
29030 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
29033 * config/i386/i386.h (machine_function): Add
29034 pc_thunk_call_expanded flag.
29035 (ix86_pc_thunk_call_expanded): New define.
29036 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
29037 (*set_got): Rename insn pattern from set_got.
29038 (*set_got_labelled): Rename inst pattern from set_got_labelled.
29039 * config/i386/i386.c (ix86_compute_frame_layout): Use
29040 ix86_pc_thunk_call_expanded to prevent red-zone.
29042 2016-03-07 Martin Jambor <mjambor@suse.cz>
29044 * hsa.h (hsa_get_ctor_statements): Declare.
29045 (hsa_get_dtor_statements): Likewise.
29046 (hsa_get_kernel_dispatch_type): Likewise.
29047 * hsa.c (hsa_get_ctor_statements): New function.
29048 (hsa_get_dtor_statements): Likewise.
29049 (hsa_get_kernel_dispatch_type): Likewise.
29050 * hsa-brig.c (hsa_cdtor_statements): Removed.
29051 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
29052 hsa_get_dtor_statements.
29053 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
29054 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
29056 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
29058 * config/arm/arm-cores.def (cortex-r8): New.
29059 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
29060 * config/arm/arm-tune.md: Likewise.
29061 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
29063 2016-03-07 Martin Sebor <msebor@redhat.com>
29065 PR rtl-optimization/19705
29066 * doc/invoke.texi (Options That Control Optimization): Clarify
29067 -fno-branch-count-reg.
29069 2016-02-26 Richard Biener <rguenther@suse.de>
29070 Jeff Law <law@redhat.com>
29072 PR tree-optimization/69740
29073 * cfghooks.c (remove_edge): Request loop fixups if we delete
29074 an edge that might turn an irreducible loop into a natural
29076 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
29077 Move after definition of loops_state_clear.
29079 2016-03-07 Bin Cheng <bin.cheng@arm.com>
29081 PR rtl-optimization/69052
29082 * rtlanal.c (commutative_operand_precedence): Set higher precedence
29085 2016-03-07 Tom de Vries <tom@codesourcery.com>
29087 PR tree-optimization/70116
29088 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
29089 is_tm_ending stmts and ubsan/asan internal functions.
29090 (find_duplicate): Use it. Don't test is_tm_ending here.
29092 2016-03-07 Richard Biener <rguenther@suse.de>
29094 PR tree-optimization/70115
29095 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
29096 (propagate_constants_for_unrolling): Use replace_uses_by.
29098 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
29100 PR middle-end/69916
29101 * omp-low.c (struct oacc_loop): Add ifns.
29102 (new_oacc_loop_raw): Initialize it.
29103 (finish_oacc_loop): Clear mask & flags if no ifns.
29104 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
29105 (oacc_loop_xform_loop): Add ifns arg & adjust.
29106 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
29108 2016-03-07 Richard Henderson <rth@redhat.com>
29111 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
29112 (insert_value_copy_on_edge): Likewise.
29114 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29116 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
29118 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
29121 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
29123 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29125 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
29127 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
29129 Fix sseimul type attribute.
29130 * config/i386/znver1.md
29131 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
29132 znver1_sseimul_avx256_load) : Fix the type attribute.
29133 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
29134 pipe usage and latency.
29136 2016-03-05 Jakub Jelinek <jakub@redhat.com>
29139 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
29140 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
29143 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29146 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
29148 PR rtl-optimization/69941
29149 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
29150 the reg share its mode.
29152 2016-03-04 Jeff Law <law@redhat.com>
29154 PR tree-optimization/69196
29155 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29156 If the both SSA_NAMEs are anonymous, then consider them unassociated
29157 and include the PHI in the statement count.
29159 2016-03-05 Tom de Vries <tom@codesourcery.com>
29161 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
29162 construct in oacc routine. Check for oacc region in oacc routine.
29164 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29167 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
29168 2016-02-22 changes, instead don't recurse if RECUR is already true.
29169 Don't change *dynamic_check if RECUR. Adjust recursive caller
29170 to pass true to the new argument.
29171 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
29174 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
29175 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
29177 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
29179 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
29181 PR rtl-optimization/57676
29182 * lra-assigns.c (lra_assign): Guard test for maximum iterations
29183 with flag_checking.
29185 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
29187 * tree-vect-patterns.c (search_type_for_mask): Handle
29188 comparison of booleans.
29190 2016-03-04 Jakub Jelinek <jakub@redhat.com>
29192 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
29196 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
29197 all other ops that have dw_val_class_die_ref operands,
29198 and DW_OP_GNU_entry_value.
29200 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29202 PR rtl-optimization/69904
29203 * config/arm/arm.c (arm_cannot_copy_insn_p):
29204 Return true for load-exclusive instructions.
29206 2016-03-03 Jakub Jelinek <jakub@redhat.com>
29209 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
29210 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
29211 the pattern no matter if it is used just by non-pattern, pattern
29213 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
29214 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29215 oprnd1 def_stmt is in pattern, don't look through it.
29217 2016-03-03 Marek Polacek <polacek@redhat.com>
29219 PR middle-end/70050
29220 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
29222 2016-03-03 Martin Liska <mliska@suse.cz>
29224 PR tree-optimization/70043
29225 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
29226 previous statement if we see a debug statement.
29228 2016-03-03 Richard Biener <rguenther@suse.de>
29230 PR tree-optimization/55936
29231 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
29232 parameter and guard unsafe equivalence use.
29233 (vrp_evaluate_conditional_warnv_with_ops): Always use
29234 safe equivalences but not via the quadratic compare_names
29237 2016-03-03 Michael Collison <michael.collison@linaro.org>
29240 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
29241 for operand 1 to s_register_operand. Change predicate for operand
29242 2 to arm_not_immediate_operand.
29244 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
29246 * doc/tm.texi: Regenerated.
29248 2016-03-02 Richard Henderson <rth@redhat.com>
29251 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
29252 simplification when all args are positive non-fixed registers.
29254 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29256 * target.def (lra_p): Specify that new ports should use LRA.
29258 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29261 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
29262 gimplify_type_sizes the type they refer to.
29263 (omp_notice_variable): Handle reference vars to VLAs.
29264 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
29265 reference to VLA decls in the second pass instead of first pass.
29267 2016-03-02 Tom de Vries <tom@codesourcery.com>
29269 PR tree-optimization/68659
29270 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
29271 new_expr == NULL_TREE.
29272 (get_new_name): Handle ADDR_EXPR.
29274 2016-03-02 Bin Cheng <bin.cheng@arm.com>
29276 PR rtl-optimization/69052
29277 * loop-invariant.c (canonicalize_address): New function.
29278 (inv_can_prop_to_addr_use): Check validity of address expression
29279 which is canonicalized by above function.
29281 2016-03-02 Alan Modra <amodra@gmail.com>
29284 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
29287 2016-03-02 Jakub Jelinek <jakub@redhat.com>
29290 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
29291 (*movhi_internal): Put mask moves from and to memory separately
29292 from moves from/to GPRs.
29294 2016-03-02 Richard Biener <rguenther@suse.de>
29296 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
29297 GENERIC expressions in GIMPLE.
29299 2016-03-02 Richard Biener <rguenther@suse.de>
29301 * config/i386/i386.c (type_natural_mode): Fix typo.
29303 2016-03-02 Nick Clifton <nickc@redhat.com>
29305 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
29307 2016-03-02 Richard Biener <rguenther@suse.de>
29308 Uros Bizjak <ubizjak@gmail.com>
29311 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
29313 2016-03-02 Richard Biener <rguenther@suse.de>
29315 PR middle-end/67278
29316 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
29318 2016-03-02 Marek Polacek <polacek@redhat.com>
29321 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
29322 "is promoted to" warning.
29324 2016-03-01 DJ Delorie <dj@redhat.com>
29326 * config.gcc: Deprecate mep-*.
29328 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
29330 PR middle-end/70025
29331 * lra-constraints.c (regno_val_use_in): New.
29332 (match_reload): Use it instead of regno_use_in.
29334 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29336 PR rtl-optimization/70007
29337 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
29338 references present in REG_EQUAL notes attached to non-SET patterns.
29340 2016-03-01 Jeff Law <law@redhat.com>
29342 PR tree-optimization/69196
29343 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29344 Appropriately clamp the number of statements to copy when the
29345 thread path does not traverse a loop backedge.
29347 PR tree-optimization/69196
29348 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29349 Do count some PHIs in the thread path against the insn count. Decrease
29350 final statement count by one as the control statement in the last
29351 block will get removed. Remove special cased code for handling PHIs
29354 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
29357 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
29358 asm dialect alternatives to explicit GOTPCREL calls.
29360 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
29363 * ira.c (do_reload): Issue warning for generic stack checking here...
29364 * reload1.c (reload): ...instead of here and streamline it.
29366 2016-03-01 Nick Clifton <nickc@redhat.com>
29368 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
29370 2016-03-01 Richard Biener <rguenther@suse.de>
29372 PR tree-optimization/69983
29373 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
29374 types and fall back to operand_equal_p.
29376 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29379 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29381 * config/s390/constraints.md ("jm8"): New constraint.
29382 * config/s390/predicates.md ("const_int_8bitset_operand"): New
29384 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
29386 ("*setmem_long<setmem_and>"): New pattern.
29387 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
29389 ("*setmem_long_31z<setmem_and>"): New pattern.
29390 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
29391 New substitution rules with the required attributes.
29394 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29397 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29399 * gensupport.c (process_substs_on_one_elem): Split loop to
29400 complete mark_operands_used_in_match_dup on all expressions in the
29402 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29403 and remove function.
29405 2016-03-01 Richard Biener <rguenther@suse.de>
29407 PR middle-end/70022
29408 * fold-const.c (fold_indirect_ref_1): Fix range checking for
29409 vector BIT_FIELD_REF extract.
29411 2016-03-01 Richard Biener <rguenther@suse.de>
29413 PR tree-optimization/69994
29414 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
29416 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
29418 PR tree-optimization/69956
29419 * tree-vect-stmts.c (supportable_widening_operation): Support
29420 multi-step conversion of boolean vectors.
29421 (supportable_narrowing_operation): Likewise.
29423 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29425 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
29428 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29430 * config/s390/subst.md (DSI_VI): New mode iterator.
29431 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
29432 * config/s390/vector.md ("vec_set<mode>"): Move expander before
29433 the insn definition.
29434 ("*vec_set<mode>"): Change predicate and add alternative to
29435 support only either register or const_int operands as element
29437 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
29439 ("vec_extract<mode>"): New expander.
29440 ("*vec_extract<mode>"): New insn definition supporting reg and
29441 const_int element selectors.
29442 ("*vec_extract<mode>_plus"): New insn definition supporting
29443 reg+const_int element selectors.
29444 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
29445 following expander+insn definition.
29446 ("<vec_shifts_name><mode>3"): New expander.
29447 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
29449 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29451 * config/s390/s390.md ("*tabort_1"): Change predicate to
29452 nonmemory_operand. Add a second alternative to cover
29453 register as well as const int operands.
29454 ("*tabort_1_plus"): New pattern definition.
29456 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29458 * config/s390/s390.md ("*ashrdi3_cc_31")
29459 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
29460 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
29461 Merge insn definitions into ...
29462 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29463 New pattern definition.
29464 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
29465 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
29466 ("*ashr<mode>3_and"): Merge insn definitions into ...
29467 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
29468 New pattern definition.
29469 * config/s390/subst.md ("addr_style_op_cc_subst")
29470 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
29471 substitutions patterns plus attributes.
29472 Add ashiftrt to SUBST iterator.
29474 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29476 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
29477 op2 to nonmemory_operand.
29478 ("*<shift>di3_31", "*<shift>di3_31_and"):
29479 Merge into single pattern definition ...
29480 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
29481 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
29482 pattern definition ...
29483 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
29484 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
29487 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29489 * config/s390/predicates.md (const_int_6bitset_operand): New
29491 * config/s390/s390.md: Include subst.md.
29492 ("rotl<mode>3"): New expander.
29493 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
29495 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
29496 * config/s390/subst.md: New file.
29498 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29500 * config/s390/s390.md ("op_type", "atype", "length" attributes):
29501 Remove RRR type. It doesn't really exist.
29502 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
29504 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
29505 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
29506 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
29507 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
29508 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
29509 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
29510 `enabled' attribute.
29512 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29514 * gensupport.c (process_substs_on_one_elem): Split loop to
29515 complete mark_operands_used_in_match_dup on all expressions in the
29517 (adjust_operands_numbers): Inline into process_substs_on_one_elem
29518 and remove function.
29520 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29523 * config/sparc/sparc.c (NWORDS_UP): Rename to...
29524 (CEIL_NWORDS): ...this. Use CEIL macro.
29525 (compute_fp_layout): Adjust to above renaming.
29526 (function_arg_union_value): Likewise.
29527 (sparc_arg_partial_bytes): Likewise.
29528 (sparc_function_arg_advance): Likewise.
29530 2016-02-29 Jeff Law <law@redhat.com>
29532 PR tree-optimization/70005
29533 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
29534 where an object with a boolean range is compared against a value
29537 PR tree-optimization/69999
29538 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
29539 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
29542 2016-02-29 Richard Biener <rguenther@suse.de>
29544 PR tree-optimization/69994
29545 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
29546 (get_unary_op): Look through nop conversions.
29547 (ops_equal_values_p): New function, look for equality diregarding
29549 (eliminate_plus_minus_pair): Use ops_equal_values_p
29550 (repropagate_negates): Do not use get_unary_op here.
29552 2016-02-29 Martin Liska <mliska@suse.cz>
29554 * system.h: Poison ENABLE_CHECKING macro.
29556 2016-02-29 Martin Liska <mliska@suse.cz>
29558 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
29559 is presented in dump flags.
29560 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29561 (hsa_regalloc): Likewise.
29563 2016-02-19 Richard Biener <rguenther@suse.de>
29565 PR tree-optimization/69980
29566 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
29567 permutation of those we need to keep.
29569 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
29572 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
29573 (NWORDS_UP): ...this
29574 (init_cumulative_args): Minor tweaks.
29575 (sparc_promote_function_mode): Likewise.
29576 (scan_record_type): Delete.
29577 (traverse_record_type): New function template.
29578 (classify_data_t): New structure type.
29579 (classify_registers): New inline function.
29580 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
29581 exhausted. Instantiate traverse_record_type on classify_registers and
29582 deal with the case of a structure passed in slot #15 with no FP field
29584 (assign_data_t): New structure type.
29585 (compute_int_layout): New static function.
29586 (compute_fp_layout): Likewise.
29587 (count_registers): New inline function.
29588 (assign_int_registers): New static function.
29589 (assign_fp_registers): Likewise.
29590 (assign_registers): New inline function.
29591 (function_arg_record_value_1): Delete.
29592 (function_arg_record_value_2): Likewise.
29593 (function_arg_record_value_3): Likewise.
29594 (function_arg_record_value): Adjust to above changes. Instantiate
29595 traverse_record_type on count_registers to first count the number of
29596 registers to be used and then on assign_registers to assign them.
29597 (function_arg_union_value): Adjust to above renaming.
29598 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
29599 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
29600 case of a structure passed in slot #15
29601 (sparc_function_arg_advance): Likewise.
29602 (function_arg_padding): Minor tweak.
29604 2016-02-29 Richard Biener <rguenther@suse.de>
29606 PR tree-optimization/69720
29607 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
29608 the adjustment_def path for possibly vectorized defs.
29609 (vect_create_epilog_for_reduction): Handle vectorized initial
29612 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
29614 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
29616 2016-02-27 Jeff Law <law@redhat.com>
29619 2016-02-26 Richard Biener <rguenther@suse.de>
29620 Jeff Law <law@redhat.com>
29622 PR tree-optimization/69740
29623 * cfghooks.c (remove_edge): Request loop fixups if we delete
29624 an edge that might turn an irreducible loop into a natural
29627 2016-02-27 Jakub Jelinek <jakub@redhat.com>
29629 PR rtl-optimization/69896
29630 * tree-vect-generic.c (get_compute_type): Avoid single element
29633 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
29635 Rename the AArch64 tuning option and related functions to enable the
29636 Newton series for the reciprocal square root to reflect its
29637 approximative characteristic.
29639 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
29640 function to "aarch64_emit_approx_rsqrt".
29641 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
29642 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
29643 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
29644 (xgene1_tunings): Likewise.
29645 (use_rsqrt_p): Likewise.
29646 (aarch64_emit_swrsqrt): Use new function name.
29647 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
29648 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
29649 text explaining this option.
29650 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
29652 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29655 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
29656 complain about -mallow-movmisalign without -mvsx if
29657 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
29659 2016-02-26 Joel Sherrill <joel@rtems.org>
29661 * config.gcc: Add x86_64-*-rtems*.
29662 * config/i386/rtems-64.h: New file.
29664 2016-02-26 Joel Sherrill <joel@rtems.org>
29666 * config.gcc: Add aarch64-*-rtems*.
29667 * config/aarch64/rtems.h: New file.
29669 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
29672 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
29673 shift amount using %h. Add comment.
29675 2016-02-26 Richard Biener <rguenther@suse.de>
29676 Jeff Law <law@redhat.com>
29678 PR tree-optimization/69740
29679 * cfghooks.c (remove_edge): Request loop fixups if we delete
29680 an edge that might turn an irreducible loop into a natural
29683 2016-02-26 Martin Jambor <mjambor@suse.cz>
29685 PR middle-end/69920
29686 * tree-sra.c (sra_modify_assign): Do not remove loads of
29687 uninitialized aggregates to SSA_NAMEs.
29689 2016-02-26 Richard Henderson <rth@redhat.com>
29692 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
29693 pseudo in case the target rtx matches the source of the left
29696 2016-02-26 Martin Jambor <mjambor@suse.cz>
29699 * hsa.h (hsa_type_packed_p): Declare.
29700 * hsa.c (hsa_type_packed_p): New function.
29701 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
29703 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
29704 * hsa-brig.c (emit_basic_insn): Likewise.
29706 2016-02-26 Martin Jambor <mjambor@suse.cz>
29709 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
29711 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
29713 2016-02-26 Martin Jambor <mjambor@suse.cz>
29715 * hsa.h (is_a_helper): New overload for hsa_op_immed for
29716 hsa_op_with_type operands.
29717 (hsa_unsigned_type_for_type): Declare.
29718 * hsa.c (hsa_unsigned_type_for_type): New function.
29719 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
29720 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
29721 the finalizer. Do not emit extra move.
29723 2016-02-26 Martin Jambor <mjambor@suse.cz>
29725 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
29726 atomic operations in private segment.
29728 2016-02-26 Martin Jambor <mjambor@suse.cz>
29730 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
29731 statements to wi->info. Also disallow omp simd constructs.
29732 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
29733 for not gridifying. Dump special string for omp_for.
29735 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29738 * config/aarch64/aarch64.c (aarch64_set_current_function):
29739 Save/restore target globals when switching to
29740 target_option_default_node.
29742 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29745 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
29746 Return 0 if !SHIFT_COUNT_TRUNCATED.
29748 2016-02-26 Jakub Jelinek <jakub@redhat.com>
29749 Eric Botcazou <ebotcazou@adacore.com>
29751 PR rtl-optimization/69891
29752 * dse.c (scan_insn): If we can't figure out memset arguments
29753 or they are non-constant, call clear_rhs_from_active_local_stores.
29755 2016-02-26 Martin Liska <mliska@suse.cz>
29757 * doc/extend.texi: Mention clog10, clog10f an clog10l
29758 in Builtins section.
29760 2016-02-26 Martin Liska <mliska@suse.cz>
29762 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
29764 (resolve_args_picking_1): Likewise.
29765 * dwarf2out.h (struct GTY): Likewise.
29767 2016-02-26 Martin Liska <mliska@suse.cz>
29769 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
29770 with flag_checking.
29771 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
29773 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
29774 Martin Liska <mliska@suse.cz>
29776 * doc/install.texi: Mention --enable-valgrind-annotations.
29778 2016-02-26 Richard Biener <rguenther@suse.de>
29780 PR tree-optimization/69551
29781 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
29782 looking through aliases adjust DECL_PT_UID to refer to the
29783 ultimate alias target.
29785 2016-02-25 Martin Liska <mliska@suse.cz>
29787 PR middle-end/69919
29788 * alloc-pool.c (after_memory_report): New variable.
29789 * alloc-pool.h (base_pool_allocator ::release): Do not use
29790 the infrastructure if after_memory_report.
29791 * toplev.c (toplev::main): Mark after memory report.
29793 2016-02-25 Richard Biener <rguenther@suse.de>
29795 PR tree-optimization/48795
29796 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
29798 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
29801 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
29802 offloading is enabled and -fopenacc or -fopenmp is specified.
29803 (CRTOFFLOADEND): Likewise.
29804 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
29805 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
29806 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
29807 (offload_objects_file_name): New static var.
29808 (tool_cleanup): Remove offload_objects_file_name file.
29809 (find_offloadbeginend): Replace with ...
29810 (find_crtoffloadtable): ... this.
29811 (run_gcc): Remove offload_argc and offload_argv.
29812 Get offload_objects_file_name from -foffload-objects=... option.
29813 Read names of object files with offload from this file, pass them to
29814 compile_images_for_offload_targets. Don't call find_offloadbeginend and
29815 don't pass offloadbegin and offloadend to the linker. Don't pass
29816 offload non-LTO files to the linker, because now they're not claimed.
29818 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
29821 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
29822 on builtin_unreachable.
29824 2016-02-25 Jakub Jelinek <jakub@redhat.com>
29826 PR rtl-optimization/69896
29827 * regcprop.c: Include cfgrtl.h.
29828 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
29829 than remembered mode, either delete it (if noop_move_p), or
29830 treat like copy_p but not noop_p instruction.
29832 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29835 * dwarf2out.c (gen_variable_die): Work around buggy LTO
29836 - allow NULL decl for Fortran DW_TAG_common_block variables.
29838 2016-02-24 Jason Merrill <jason@redhat.com>
29840 * common.opt (flifetime-dse): Add -flifetime-dse=1.
29842 2016-02-24 Richard Biener <rguenther@suse.de>
29843 Jakub Jelinek <jakub@redhat.com>
29845 PR middle-end/69760
29846 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
29847 conditionally executed ops to well-defined overflow behavior.
29849 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29851 PR middle-end/69915
29852 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
29855 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29857 PR rtl-optimization/69886
29858 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
29859 argument. Use it when checking validity of set instructions.
29860 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
29861 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
29863 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
29864 * store-motion.c (find_moveable_store): Update
29865 can_assign_to_reg_without_clobbers_p callsite.
29867 2016-02-24 Richard Biener <rguenther@suse.de>
29869 PR middle-end/68963
29870 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
29872 (record_nonwrapping_iv): Do not fall back to the low/high bound
29873 for non-constant IV bases if the stmt is not always executed.
29875 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29877 * config/arm/arm-cores.def (cortex-a32): New entry.
29878 * config/arm/arm-tables.opt: Regenerate.
29879 * config/arm/arm-tune.md: Regenerate.
29880 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
29881 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
29882 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
29883 for -mcpu and -mtune.
29885 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29888 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
29889 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
29890 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
29891 (atomic_loaddi_1): Delete.
29892 (atomic_loaddi): Rewrite expander using the above changes.
29894 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29897 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
29900 2016-02-24 Jakub Jelinek <jakub@redhat.com>
29901 Richard Biener <rguenth@suse.de>
29903 PR middle-end/69909
29904 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
29905 set_mem_attributes if tem is SSA_NAME which got expanded
29908 2016-02-24 Richard Biener <rguenther@suse.de>
29910 PR tree-optimization/69907
29911 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
29912 end of permutations for BB vectorization.
29914 2016-02-24 Christian Bruel <christian.bruel@st.com>
29916 * config/arm/arm-c.c (arm_option_override): Initialize
29917 target_option_current_node.
29918 * config/arm/arm.c (arm_pragma_target_parse): Replace
29919 build_target_option_node call by target_option_current_node.
29920 Set target_option_current_node.
29923 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
29926 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
29927 define_insn_and_split to define_insn.
29928 (zero_extendqi<mode>2_dot2): Same.
29929 (extendqi<mode>2_dot): Same.
29930 (extendqi<mode>2_dot2): Same.
29932 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29934 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
29935 and add bypass for AES{D,E} and AESMC pairs.
29936 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
29939 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
29941 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
29942 series for reciprocal square root in Exynos M1.
29944 2016-02-23 Martin Sebor <msebor@redhat.com>
29947 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
29948 __builtin_alloca_with_align.
29950 2016-02-23 Richard Henderson <rth@redhat.com>
29952 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
29953 (ix86_register_pragmas): Remove __seg_tls.
29954 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
29955 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
29956 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
29957 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
29958 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
29959 * doc/extend.texi (__seg_tls): Remove item.
29961 2016-02-23 Richard Biener <rguenther@suse.de>
29963 * alloc-pool.h (struct allocation_object): Make id member
29964 conditional on CHECKING_P again.
29965 (get_instance): Adjust.
29966 (base_pool_allocator): Likewise.
29968 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
29970 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
29971 (parallelize_loops): In OpenACC kernels mode, set n_threads to
29973 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
29975 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
29977 2016-02-23 Richard Biener <rguenther@suse.de>
29979 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
29980 * bitmap.h (struct bitmap_usage): Likewise.
29981 (bitmap_move): Declare.
29982 * bitmap.c (register_overhead): Take size_t argument.
29983 (bitmap_move): New function.
29984 * df-problems.c (df_rd_transfer_function): Use bitmap_move
29985 to properly account overhead.
29986 * tree.c (free_node): Use tree_size.
29988 2016-02-23 Jakub Jelinek <jakub@redhat.com>
29991 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
29992 when inverting comparison.
29995 * common.opt (Wunreachable-code): Add Warning flag.
29997 2016-02-23 Mark Wielaard <mjw@redhat.com>
29998 Jakub Jelinek <jakub@redhat.com>
30001 * cgraphunit.c (check_global_declaration): Check main_input_filename
30002 and DECL_SOURCE_FILE are not NULL.
30004 2016-02-23 Martin Jambor <mjambor@suse.cz>
30006 PR tree-optimization/69666
30007 * tree-sra.c (sra_modify_assign): Do not attempt to create
30008 default_def replacements for unscalarizable regions.
30010 2016-02-20 Mark Wielaard <mjw@redhat.com>
30013 * cgraphunit.c (check_global_declaration): Check level of
30014 warn_unused_const_variable and main_input_filename.
30015 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
30016 (-Wunused-variable): For C implies -Wunused-const-variable=1.
30017 (-Wunused-const-variable): Explain levels 1 and 2.
30019 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30022 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
30023 identical arguments. Formatting and spelling fixes.
30026 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
30031 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
30032 and m68k-devices.def.
30033 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
30034 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
30036 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
30038 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
30039 and HImode registers.
30041 2016-02-22 Richard Biener <rguenther@suse.de>
30043 PR tree-optimization/69882
30044 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
30045 preserve permutations present because of gaps.
30046 (vect_supported_load_permutation_p): Always continue checking
30047 permutations after vect_attempt_slp_rearrange_stmts.
30049 2016-02-22 Bin Cheng <bin.cheng@arm.com>
30051 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
30052 min_profitable_estimate, rather than min_profitable_iters.
30054 2016-02-22 Jakub Jelinek <jakub@redhat.com>
30057 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
30058 SImode for last match_operand.
30060 2016-02-22 Martin Liska <mliska@suse.cz>
30062 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
30063 return bitsize - 1 as the return value.
30065 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
30069 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
30070 Handle negative shift counts.
30071 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
30072 force_reg on the shift constant.
30073 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
30074 (lshrsi3_d): Handle negative shift counts.
30076 2016-02-22 Richard Biener <rguenther@suse.de>
30077 Tom de Vries <tom@codesourcery.com>
30079 * graph.c: Include dumpfile.h.
30080 (print_graph_cfg): Split into three overloads.
30081 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
30083 2016-02-22 Tom de Vries <tom@codesourcery.com>
30085 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
30088 2016-02-22 Richard Biener <rguenther@suse.de>
30091 * ipa-inline-transform.c (inline_call): When not updating
30092 overall summaries adjust self size by the growth estimate.
30093 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
30094 hash-set, do not update overall summaries here. Renamed from ...
30095 (inline_to_all_callers): ... this which is now wrapping the
30096 above and performing delayed overall summary update.
30097 (early_inline_small_functions): Delay updating of the overall
30100 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
30102 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
30105 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30108 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
30109 :%* in %:gt() argument.
30110 (greater_than_spec_func): Adjust for expecting only numbers,
30111 if there are more than two numbers, compare the last two.
30113 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
30115 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
30116 -Wnarrowing with -std.
30118 2016-02-19 Jakub Jelinek <jakub@redhat.com>
30121 * expr.c (store_field): Don't use bit-field path if exp is
30122 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
30123 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
30124 and the assignment can be performed by bitwise copy. Formatting
30127 PR middle-end/69838
30128 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
30129 call copy_reg_eh_region_note_forward on before and/or after sequences
30130 and remove note from insn if it no longer can throw.
30133 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
30134 if TARGET_AVX512BW.
30136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30138 * config/s390/vector.md: Add missing commutative operand markers
30139 to the patterns which qualify for one.
30140 * config/s390/vx-builtins.md: Likewise.
30142 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30144 * config/s390/vector.md (VI, VI_QHS): Add single element vector
30145 types to mode iterators.
30146 (vec_double): ... and mode attribute.
30147 * config/s390/vx-builtins.md (non_vec_int): Likewise.
30149 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30151 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
30152 Change the predicate of op2 from nonimmediate to general and let
30153 reload fix it if necessary.
30155 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30157 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
30159 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30161 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
30164 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30166 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
30167 * config/s390/s390.c (s390_expand_vec_movstr): New function.
30168 * config/s390/s390.md ("movstr<P:mode>"): Call
30169 s390_expand_vec_movstr.
30171 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30173 * config/s390/s390.md: Add missing output modifier for operand 1
30174 to print it as address properly.
30176 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30178 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
30179 * config/s390/2964.md: New file.
30180 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
30181 of insn grouping attributes depending on the CPU level.
30182 (s390_get_unit_mask): New function.
30183 (s390_sched_score): Remove the OOO from the scheduling macros.
30184 Add loop to calculate a score for the instruction mix.
30185 (s390_sched_reorder): Likewise plus improve debug output.
30186 (s390_sched_variable_issue): Rename macros as above. Calculate
30187 the unit distances after actually scheduling an insn. Improve
30189 (s390_sched_init): Clear last_scheduled_unit_distance array.
30190 * config/s390/s390.md: Include 2964.md.
30192 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30195 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
30196 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
30197 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
30198 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
30199 *avx512f_<code>v8div16qi2_mask_1): New insns.
30201 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
30204 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
30207 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
30208 earlyclobber from target. Use wF constraint for fused memory
30210 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
30212 2016-02-18 Jakub Jelinek <jakub@redhat.com>
30213 Martin Liska <mliska@suse.cz>
30216 * cfgexpand.c (asan_sanitize_stack_p): New function.
30217 (partition_stack_vars): Use the function.
30218 (expand_stack_vars): Likewise.
30219 (defer_stack_allocation): Likewise.
30220 (expand_used_vars): Likewise.
30222 2016-02-18 Richard Biener <rguenther@suse.de>
30224 PR middle-end/69553
30225 * fold-const.c (operand_equal_p): Properly compare offsets for
30226 IMAGPART_EXPR and ARRAY_REF.
30228 2016-02-18 Nick Clifton <nickc@redhat.com>
30232 * config/arm/arm.c (arm_option_override_internal): Disable
30233 interworking if the target does not support thumb instructions.
30234 (arm_reload_in_hi): Handle the case where a register to register
30235 move needs reloading because there is no simple pattern to handle
30237 (arm_reload_out_hi): Likewise.
30239 2016-02-18 Richard Biener <rguenther@suse.de>
30241 PR middle-end/69854
30242 * match.pd: Don't use fold_binary or fold_unary for folding
30245 2016-02-17 Jakub Jelinek <jakub@redhat.com>
30248 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
30249 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
30250 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
30251 warn on gimple_no_warning_p statements.
30253 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
30255 * doc/extend.texi (C++ Attributes): Correct description of
30256 warn_unused type attribute.
30258 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30260 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
30261 correct instruction.
30263 2016-02-17 Richard Biener <rguenther@suse.de>
30265 PR rtl-optimization/69609
30266 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
30267 (find_traces_1_round): When ending a trace update cached priority
30269 (bb_to_key): Use cached priority when available.
30270 (copy_bb): Initialize cached priority.
30271 (reorder_basic_blocks_software_trace_cache): Likewise.
30273 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30276 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
30278 (aarch64_comparison_operator): Break overly long line into two.
30279 (aarch64_comparison_operation): Likewise.
30280 * config/aarch64/aarch64.md (cstorecc4): Use
30281 aarch64_comparison_operator_mode instead of
30282 aarch64_comparison_operator.
30283 (cstore<mode>4): Likewise.
30284 (aarch64_cstore<mode>): Likewise.
30285 (*cstoresi_insn_uxtw): Likewise.
30286 (cstore<mode>_neg): Likewise.
30287 (*cstoresi_neg_uxtw): Likewise.
30289 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30292 * config/arm/predicates.md (arm_comparison_operator_mode):
30294 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
30295 instead of arm_comparison_operator.
30296 (*mov_negscc): Likewise.
30297 (*mov_notscc): Likewise.
30298 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
30299 (*thumb2_mov_negscc): Likewise.
30300 (*thumb2_mov_negscc_strict_it): Likewise.
30301 (*thumb2_mov_notscc): Likewise.
30302 (*thumb2_mov_notscc_strict_it): Likewise.
30304 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
30306 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
30307 Add missing return.
30309 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
30311 * config/visium/visium.c (machine_libfunc_index): New enum.
30312 (machine_libfuncs): New structure.
30313 (visium_libfuncs): New static variable.
30314 (TARGET_INIT_LIBFUNCS): Define to...
30315 (visium_init_libfuncs): ...this. New function.
30316 (expand_block_move_4): Use the appropriate libfunc.
30317 (expand_block_move_2): Likewise.
30318 (expand_block_move_1): Likewise.
30319 (expand_block_set_4): Likewise.
30320 (expand_block_set_2): Likewise.
30321 (expand_block_set_1): Likewise.
30322 (visium_trampoline_init): Likewise.
30324 2016-02-17 Nick Clifton <nickc@redhat.com>
30326 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
30327 TI's devices.csv file as of March 2016.
30329 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
30332 * opts-global.c (handle_common_deferred_options): Introduce and
30333 initialize two global variables to remember command-line options
30334 specifying a stack-limiting register.
30335 * opts.h: Add extern declarations of the two new global variables.
30336 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
30337 variable based on the values of the two new global variables.
30339 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30342 * common.opt (Wnonnull-compare): New warning.
30343 * doc/invoke.texi (-Wnonnull): Remove text about comparison
30344 of arguments against NULL.
30345 (-Wnonnull-compare): Document.
30346 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
30347 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
30348 * passes.def (pass_warn_nonnull_compare): Add.
30349 * gimple-ssa-nonnull-compare.c: New file.
30351 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30353 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
30354 AARCH64_EXTRA_TUNE_RECIP_SQRT.
30356 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30358 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
30359 reciprocal sqrt for -mlow-precision-recip-sqrt.
30361 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30362 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
30364 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
30365 always use lane loads to construct non-constant vectors.
30367 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
30369 * config/aarch64/aarch64.md
30370 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
30371 constraints for operand 3.
30372 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
30374 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30375 Richard Biener <rguenther@suse.de>
30377 PR tree-optimization/69820
30378 * tree-vect-patterns.c (type_conversion_p): Return false if
30379 *orig_type is unsigned single precision or boolean.
30380 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
30383 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30385 PR rtl-optimization/69764
30386 PR rtl-optimization/69771
30387 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
30388 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
30390 2016-02-16 Richard Biener <rguenther@suse.de>
30392 PR tree-optimization/69776
30393 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
30395 (indirect_refs_may_alias_p): Likewise.
30396 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
30397 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
30398 according to tbaa_p.
30399 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
30400 (optimize_stmt): For redundant store discovery do not allow tbaa.
30402 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
30404 PR tree-optimization/69714
30405 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
30406 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
30408 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
30410 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
30411 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
30412 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
30413 * config/arc/arc.c (arc_init): Check FPU options.
30414 (get_arc_condition_code): Handle new CC_FPU* modes.
30415 (arc_select_cc_mode): Likewise.
30416 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
30417 register pair only. Allow access for ARCv2 accumulator.
30418 (gen_compare_reg): Whenever we have FPU support use FPU compare
30420 (arc_reorg): Don't generate brcc insns when FPU compare
30421 instructions are involved.
30422 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
30423 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
30424 floating point emulation.
30425 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
30426 (REVERSE_CONDITION): Add new CC_FPU* modes.
30427 (TARGET_FP_SP_BASE): Define.
30428 (TARGET_FP_DP_BASE): Likewise.
30429 (TARGET_FP_SP_FUSED): Likewise.
30430 (TARGET_FP_DP_FUSED): Likewise.
30431 (TARGET_FP_SP_CONV): Likewise.
30432 (TARGET_FP_DP_CONV): Likewise.
30433 (TARGET_FP_SP_SQRT): Likewise.
30434 (TARGET_FP_DP_SQRT): Likewise.
30435 (TARGET_FP_DP_AX): Likewise.
30436 * config/arc/arc.md (ARCV2_ACC): New constant.
30437 (type): New fpu type attribute.
30438 (SDF): Conditional iterator.
30439 (cstore<mode>, cbranch<mode>): Change expand condition.
30440 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
30441 handles FPU/FPX cases as well.
30442 * config/arc/arc.opt (mfpu): New option.
30443 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
30445 (adddf3, muldf3, subdf3): Removed.
30446 * config/arc/predicates.md (proper_comparison_operator): Recognize
30448 * config/arc/fpu.md: New file.
30449 * doc/invoke.texi (ARC Options): Document mfpu option.
30451 2016-02-16 Richard Biener <rguenther@suse.de>
30453 PR rtl-optimization/69291
30454 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
30455 noce_operand_ok check.
30457 2016-02-16 Tom de Vries <tom@codesourcery.com>
30460 * omp-low.c (simd_clone_create): Remove call to
30461 symtab->call_cgraph_insertion_hooks.
30463 2016-02-16 Jakub Jelinek <jakub@redhat.com>
30465 PR tree-optimization/69802
30466 * tree-ssa-reassoc.c (update_range_test): If op is
30467 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
30468 op == 1 test of precision 1 integral op, otherwise handle
30469 that case as op itself. Fix up formatting.
30470 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
30473 2016-02-16 Richard Biener <rguenther@suse.de>
30475 PR tree-optimization/69586
30476 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
30477 types for conversion sources.
30479 2016-02-16 Richard Biener <rguenther@suse.de>
30481 PR middle-end/69801
30482 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
30483 mask OEP_ADDRESS_OF.
30485 2016-02-16 Alan Modra <amodra@gmail.com>
30488 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
30489 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
30490 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
30492 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
30493 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
30494 (p8_fmrgow_<mode>): Likewise.
30495 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
30497 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
30498 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
30499 to use movdi_internal64. Remove op0_di.
30500 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
30502 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
30504 Add support for the FCCMP insn types
30506 * config/aarch64/aarch64.md (fccmp): Change insn type.
30507 (fccmpe): Likewise.
30508 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
30509 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
30510 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
30511 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
30512 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
30513 * config/arm/types.md (fccmps): Add new insn type.
30514 (fccmpd): Likewise.
30516 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
30518 * alias.c (get_alias_set): Fix a typo in comment.
30520 2016-02-15 Richard Biener <rguenther@suse.de>
30522 PR tree-optimization/69595
30523 * match.pd: Complete range test simplification to true.
30525 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
30527 PR rtl-optimization/69648
30528 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
30529 pic_offset_table_rtx.
30531 PR rtl-optimization/69752
30532 * ira.c (update_equiv_regs): When looking for more than a single SET,
30533 also take other side effects into account.
30535 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30537 * config/s390/s390.c (s390_function_profiler): Add a new sequence
30538 for z900+ CPUs in 31-bit mode.
30540 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
30542 * common/config/s390/s390-common.c (s390_supports_split_stack):
30544 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
30545 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
30546 * config/s390/s390.c (struct machine_function): New field
30547 split_stack_varargs_pointer.
30548 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
30549 in s390_emit_prologue.
30550 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
30552 (morestack_ref): New global.
30553 (SPLIT_STACK_AVAILABLE): New macro.
30554 (s390_expand_split_stack_prologue): New function.
30555 (s390_live_on_entry): New function.
30556 (s390_va_start): Use split-stack vararg pointer if appropriate.
30557 (s390_asm_file_end): Emit the split-stack note sections.
30558 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
30559 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
30560 (UNSPECV_SPLIT_STACK_CALL): New unspec.
30561 (UNSPECV_SPLIT_STACK_DATA): New unspec.
30562 (split_stack_prologue): New expand.
30563 (split_stack_space_check): New expand.
30564 (split_stack_data): New insn.
30565 (split_stack_call): New expand.
30566 (split_stack_call_*): New insn.
30567 (split_stack_cond_call): New expand.
30568 (split_stack_cond_call_*): New insn.
30570 2016-02-15 Richard Biener <rguenther@suse.de>
30572 PR tree-optimization/69783
30573 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30574 Add trivially correct cases.
30576 2016-02-15 Tom de Vries <tom@codesourcery.com>
30579 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
30581 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
30583 2016-02-15 Richard Biener <rguenther@suse.de>
30585 PR tree-optimization/69776
30586 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
30587 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
30588 indicate whether we can use TBAA to disambiguate against stores.
30589 Use alias-set zero if not.
30590 (visit_reference_op_store): Do not use TBAA when looking up
30592 * tree-ssa-pre.c (compute_avail): Use TBAA here.
30593 (eliminate_dom_walker::before_dom_children): But not when looking
30594 up redundant stores.
30596 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
30598 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
30600 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30602 * config/i386/znver1.md
30603 (znver1_pop, znver1_pop_mem,
30604 znver1_load_imov_double_store,
30605 znver1_load_imov_direct_store,
30606 znver1_load_imov_direct_load,
30607 znver1_load_imov_double_load): Add new.
30608 (znver1_insn, znver1_insn_load): Add icmov type.
30609 (znver1_sseavx_fma,
30610 znver1_sseavx_fma_load,
30612 znver1_avx256_fma_load): Fix pipe usage.
30614 2016-02-14 Alan Modra <amodra@gmail.com>
30617 * reload.c (find_reloads_address_1): For pre/post-inc/dec
30618 with an invalid hard reg, reload just the reg not the entire
30619 pre/post-inc/dec address expression.
30621 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30624 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
30625 fixed R1_REG scratch reg.
30626 (sibcall_value_pcrel_fdpic): Likewise.
30628 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
30632 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
30634 2016-02-12 Walter Lee <walt@tilera.com>
30636 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
30637 * config/tilegx/t-tilegx: Likewise.
30639 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30642 * diagnostic-show-locus.c (struct line_span): New struct.
30643 (layout::get_first_line): Delete.
30644 (layout::get_last_line): Delete.
30645 (layout::get_num_line_spans): New member function.
30646 (layout::get_line_span): Likewise.
30647 (layout::print_heading_for_line_span_index_p): Likewise.
30648 (layout::get_expanded_location): Likewise.
30649 (layout::calculate_line_spans): Likewise.
30650 (layout::m_first_line): Delete.
30651 (layout::m_last_line): Delete.
30652 (layout::m_line_spans): New field.
30653 (layout::layout): Update comment. Replace m_first_line and
30654 m_last_line with m_line_spans, replacing their initialization
30655 with a call to calculate_line_spans.
30656 (diagnostic_show_locus): When printing source lines and
30657 annotations, rather than looping over a single span
30658 of lines, instead loop over each line_span within
30659 the layout, with an inner loop over the lines within them.
30660 Call the context's start_span callback when changing line spans.
30661 * diagnostic.c (diagnostic_initialize): Initialize start_span.
30662 (diagnostic_build_prefix): Break out the building of the location
30663 part of the string into...
30664 (diagnostic_get_location_text): ...this new function, rewriting
30665 it from nested ternary expressions to a sequence of "if"
30667 (default_diagnostic_start_span_fn): New function.
30668 * diagnostic.h (diagnostic_start_span_fn): New typedef.
30669 (diagnostic_context::start_span): New field.
30670 (default_diagnostic_start_span_fn): New prototype.
30672 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30675 * gcc.c (driver::finalize): Fix cleanup of "specs".
30677 2016-02-12 David Malcolm <dmalcolm@redhat.com>
30681 * gcc.c (driver::driver): Initialize m_option_suggestions.
30682 (driver::~driver): Clean up m_option_suggestions.
30683 (suggest_option): Convert to...
30684 (driver::suggest_option): ...this, and split out into
30685 driver::build_option_suggestions and find_closest_string.
30686 (driver::build_option_suggestions): New function, from
30687 first half of suggest_option. Special-case
30688 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
30689 the sanitizer_opts array. For options of enum types, add the
30690 various enum values to the candidate strings.
30691 (driver::handle_unrecognized_options): Remove "const".
30692 * gcc.h (driver::handle_unrecognized_options): Likewise.
30693 (driver::build_option_suggestions): New decl.
30694 (driver::suggest_option): New decl.
30695 (driver::m_option_suggestions): New field.
30696 * opts-common.c (add_misspelling_candidates): New function.
30697 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
30698 and make non-static.
30699 * opts.h (sanitizer_opts): New array decl.
30700 (add_misspelling_candidates): New function decl.
30701 * spellcheck.c (find_closest_string): New function.
30702 * spellcheck.h (find_closest_string): New function decl.
30704 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30706 PR rtl-optimization/69764
30707 PR rtl-optimization/69771
30708 * optabs.c (expand_binop_directly): For shift_optab_p, force
30709 convert_modes with VOIDmode if xop1 has VOIDmode.
30711 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
30714 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
30715 to correctly determine instrumentation thunks.
30717 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30720 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
30721 type by reference, force lhs on the call.
30724 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
30725 Compute retval and retbnd early in all cases if split_part_return_p
30726 and return_bb is not EXIT. Remove all clobber stmts and reset
30727 all debug stmts that refer to SSA_NAMEs defined in split part,
30728 except if it is retval, in that case replace the old retval with the
30729 lhs of the call to the split part.
30731 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30734 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30736 PR middle-end/66726
30737 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30738 whose result is used in PHI.
30739 (maybe_optimize_range_tests): Likewise.
30740 (final_range_test_p): Likweise.
30742 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
30744 PR middle-end/66726
30745 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
30746 whose result is used in PHI.
30747 (maybe_optimize_range_tests): Likewise.
30748 (final_range_test_p): Likweise.
30750 2016-02-12 Jakub Jelinek <jakub@redhat.com>
30752 * cgraph.c: Spelling fixes - behaviour -> behavior and
30753 neighbour -> neighbor.
30754 * target.def: Likewise.
30755 * sel-sched.c: Likewise.
30756 * config/mips/mips.c: Likewise.
30757 * config/arc/arc.md: Likewise.
30758 * config/arm/cortex-a57.md: Likewise.
30759 * config/arm/arm.c: Likewise.
30760 * config/arm/neon.md: Likewise.
30761 * config/arm/arm-c.c: Likewise.
30762 * config/vms/vms-c.c: Likewise.
30763 * config/s390/s390.c: Likewise.
30764 * config/i386/znver1.md: Likewise.
30765 * config/i386/i386.c: Likewise.
30766 * config/ia64/hpux-unix2003.h: Likewise.
30767 * config/msp430/msp430.md: Likewise.
30768 * config/rx/rx.c: Likewise.
30769 * config/rx/rx.md: Likewise.
30770 * config/aarch64/aarch64-simd.md: Likewise.
30771 * config/aarch64/aarch64.c: Likewise.
30772 * config/nvptx/nvptx.c: Likewise.
30773 * config/bfin/bfin.c: Likewise.
30774 * config/cris/cris.opt: Likewise.
30775 * config/rs6000/rs6000.c: Likewise.
30776 * target.h: Likewise.
30777 * spellcheck.c: Likewise.
30778 * ira-build.c: Likewise.
30779 * tree-inline.c: Likewise.
30780 * builtins.c: Likewise.
30781 * lra-constraints.c: Likewise.
30782 * explow.c: Likewise.
30783 * hwint.h: Likewise.
30784 * targhooks.c: Likewise.
30785 * tree-vect-data-refs.c: Likewise.
30786 * expr.c: Likewise.
30787 * doc/tm.texi: Likewise.
30788 * doc/extend.texi: Likewise.
30789 * doc/install.texi: Likewise.
30790 * doc/md.texi: Likewise.
30791 * tree-ssa-tail-merge.c: Likewise.
30792 * sched-int.h: Likewise.
30793 * match.pd: Likewise.
30794 * sched-ebb.c: Likewise.
30795 * target.def (omit_struct_return_reg): Likewise.
30796 * gimple-ssa-isolate-paths.c: Likewise.
30797 (find_implicit_erroneous_behaviour): Renamed to...
30798 (find_implicit_erroneous_behavior): ... this.
30799 (find_explicit_erroneous_behaviour): Renamed to...
30800 (find_explicit_erroneous_behavior): ... this.
30801 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
30803 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
30805 PR rtl-optimization/64682
30806 PR rtl-optimization/69567
30807 PR rtl-optimization/69737
30808 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
30809 in I2 as well, just lose it.
30811 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30813 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
30815 (aarch64_last_printed_tune_string): Likewise.
30816 (aarch64_declare_function_name): Only output .arch assembler
30817 directive if it will be different from the previously output
30818 directive. Same for .tune comment but only if -dA is set.
30819 (aarch64_start_file): New function.
30820 (TARGET_ASM_FILE_START): Define.
30822 2016-02-11 David Malcolm <dmalcolm@redhat.com>
30825 * Makefile.in (PLUGIN_HEADERS): Add params.list.
30827 2016-02-11 Jakub Jelinek <jakub@redhat.com>
30830 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
30831 -Wmaybe-uninitialized warning.
30833 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
30836 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
30838 2016-02-11 Richard Biener <rguenther@suse.de>
30840 PR rtl-optimization/69291
30841 * ifcvt.c (noce_try_store_flag_constants): Do not allow
30842 subexpressions affected by changing the result.
30844 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
30847 * lra-constraints.c (curr_insn_transform): Find in/out operands
30848 for secondary memory moves. Update dups.
30850 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
30852 PR tree-optimization/69652
30853 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
30854 to nested loop, did source re-formatting, skip debug statements,
30855 add check on statement with volatile operand, remove dead scalar
30858 2016-02-10 Jakub Jelinek <jakub@redhat.com>
30859 Patrick Palka <ppalka@gcc.gnu.org>
30863 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
30864 calls if the return type is TREE_ADDRESSABLE.
30865 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
30866 * ipa-split.c (split_function): Fix doubled "we" in comment.
30867 Use void return type for the split part even if
30868 !split_point->split_part_set_retval.
30870 2016-02-10 Bin Cheng <bin.cheng@arm.com>
30872 PR tree-optimization/68021
30873 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
30874 when computing the value of biv cand by itself.
30876 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30878 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
30879 (cortexa57_tunings): Likewise.
30880 (cortexa72_tunings): Likewise.
30881 (arch_macro_fusion_pair_p): Add support for AES fusion.
30882 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
30883 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
30884 Allow virtual registers before reload so early scheduling works.
30885 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
30886 correct latency and pipeline.
30887 (cortex_a57_crypto_complex): Likewise.
30888 (cortex_a57_crypto_xor): Likewise.
30889 (define_bypass): Add AES bypass.
30891 2016-02-10 Richard Biener <rguenther@suse.de>
30893 PR tree-optimization/69726
30894 * passes.def: Add DCE pass before late uninit.
30895 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
30896 really fixup if-conversions job.
30898 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
30900 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
30901 (arm_cortex_a57_tune): Likewise.
30902 (aarch_macro_fusion_pair_p): Add support for AES fusion.
30903 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
30905 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
30907 * timevar.def (TV_PHASE_DBGINFO): Delete.
30908 (TV_PHASE_CHECK_DBGINFO): Likewise.
30909 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
30911 2016-02-10 Richard Biener <rguenther@suse.de>
30913 PR tree-optimization/69719
30914 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
30915 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
30917 2016-02-09 Andrew Pinski <apinski@cavium.com>
30920 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
30921 get_vcond_mask_icode returns false.
30923 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
30926 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
30927 an ADDIS that adds a pointer to a large constant that sets the
30928 upper16 bits with a load operation.
30930 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30933 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
30935 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
30937 (vzipq_s16): Likewise.
30938 (vzipq_s32): Likewise.
30939 (vzipq_f32): Likewise.
30940 (vzipq_u8): Likewise.
30941 (vzipq_u16): Likewise.
30942 (vzipq_u32): Likewise.
30943 (vzipq_p8): Likewise.
30944 (vzipq_p16): Likewise.
30946 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
30949 * config/arm/arm.c (neon_endian_lane_map): New function.
30950 (neon_vector_pair_endian_lane_map): New function.
30951 (arm_evpc_neon_vuzp): Allow for big endian lane order.
30952 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
30954 (vuzpq_s16): Likewise.
30955 (vuzpq_s32): Likewise.
30956 (vuzpq_f32): Likewise.
30957 (vuzpq_u8): Likewise.
30958 (vuzpq_u16): Likewise.
30959 (vuzpq_u32): Likewise.
30960 (vuzpq_p8): Likewise.
30961 (vuzpq_p16): Likewise.
30963 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
30966 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
30969 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
30971 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
30972 truncate const_int operand 1 to QImode.
30974 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
30976 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
30977 corresponding to an abnormal edge.
30979 2016-02-09 Tom de Vries <tom@codesourcery.com>
30981 PR tree-optimization/69599
30982 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
30984 (find_func_aliases_for_builtin_call, find_func_clobbers)
30985 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
30988 2016-02-09 Richard Biener <rguenther@suse.de>
30990 PR tree-optimization/69715
30991 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
30992 LHS on calls as non-rewritable.
30994 2016-02-09 Tom de Vries <tom@codesourcery.com>
30997 * lto-wrapper.c (append_diag_options): New function.
30998 (compile_offload_image): Call append_diag_options.
31000 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
31003 * doc/extend.texi (Flag Output Operands): Correct sectioning.
31004 Minor copy-edit to fix verb tenses.
31006 2016-02-08 Jakub Jelinek <jakub@redhat.com>
31008 PR tree-optimization/69209
31009 * ipa-split.c (split_function): If split part is not
31010 returning retval, retval has gimple type but is not
31011 gimple value, force it into a SSA_NAME first.
31013 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
31015 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
31018 2016-02-08 Jason Merrill <jason@redhat.com>
31021 * convert.c (convert_to_integer_1): Check dofold on truncation
31023 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
31024 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
31025 Rename from *_nofold.
31026 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
31027 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
31029 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
31032 * tree.c (build_common_tree_nodes): Remove short_double argument.
31033 All callers changed.
31034 * tree.h (build_common_tree_nodes): Adjust declaration.
31035 * doc/invoke.texi (-fshort-double): Remove documentation.
31036 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
31037 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
31038 * lto-wrapper.c (merge_and_complain, append_compiler_options)
31039 (append_linker_options): Don't handle OPT_fshort_double.
31041 PR rtl-optimization/68730
31042 * lra-remat.c (insn_to_cand_activation): New static variable.
31043 (lra_remat): Allocate and free it.
31044 (create_cand): New arg activation. Initialize a field in
31045 insn_to_cand_activation if it is nonnull.
31046 (create_cands): Pass the activation insn to create_cand when making
31047 a candidate involving an output reload. Reorganize code a little.
31048 (do_remat): Keep track of active status of candidates in a separate
31051 2016-02-08 Richard Biener <rguenther@suse.de>
31053 PR tree-optimization/69719
31054 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31055 Properly use absolute of the difference of the two offsets to
31056 compare or adjust the segment length.
31058 2016-02-08 Richard Biener <rguenther@suse.de>
31059 Jeff Law <law@redhat.com>
31062 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
31063 types for anonymous SSA names.
31065 2016-02-08 Richard Biener <rguenther@suse.de>
31067 PR rtl-optimization/69274
31068 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
31070 2016-02-08 Jeff Law <law@redhat.com>
31072 PR tree-optimization/65917
31073 * tree-ssa-dom.c (record_temporary_equivalences): Record both
31074 equivalences from if (x == y) style conditionals.
31075 (loop_depth_of_name): Remove.
31076 (record_equality): Remove loop depth check.
31077 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
31078 (const_and_copies::record_const_or_copy_raw): New member function.
31079 * tree-ssa-scopedtables.c
31080 (const_and_copies::record_const_or_copy_raw): New, factored out of
31081 (const_and_copies::record_const_or_copy): Call new member function.
31083 2016-02-05 Jeff Law <law@redhat.com>
31085 PR tree-optimization/68541
31086 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
31087 (count_stmts_in_block): New function.
31088 (poor_ifcvt_candidate_code): Likewise.
31089 (is_feasible_trace): Add some heuristics to determine when path
31090 splitting is profitable.
31091 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
31092 is a diamond with a single exit.
31094 2016-02-05 Martin Sebor <msebor@redhat.com>
31097 * doc/invoke.texi: Update -Wplacement-new to take an optional
31100 2016-02-06 Richard Henderson <rth@redhat.com>
31103 * tree.c (tree_nop_conversion_p): Do not strip casts into or
31104 out of non-standard address spaces.
31106 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31108 PR rtl-optimization/69691
31109 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
31111 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
31113 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
31114 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
31115 (*ieee128_mfvsrd_64bit): Likewise.
31116 (*ieee128_mfvsrd_32bit): Likewise.
31118 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
31122 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
31124 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
31125 instrumented_version.
31127 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
31129 * doc/invoke.texi (Optimize Options): In table of --param options
31130 rename second occurrence of tracer-min-branch-ratio to
31131 tracer-min-branch-probability, rename
31132 tracer-min-branch-ratio-feedback to
31133 tracer-min-branch-probability-feedback and clarify description,
31134 rename sched-spec-state-edge-prob-cutoff to
31135 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
31136 to selsched-insns-to-rename, rename lto-minpartition to
31137 lto-min-partition, delete reorder-blocks-duplicate and
31138 reorder-blocks-duplicate-feedback.
31140 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31142 * config/s390/s390.c (s390_register_info_set_ranges): Remove
31145 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
31147 * doc/extend.texi: S/390: Correct some typos.
31149 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31151 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
31153 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31156 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
31157 (s390_register_info_gprtofpr): Use new macros above.
31158 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
31160 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
31161 its name. Adjust restore and save gpr ranges.
31162 (s390_register_info_set_ranges): New function.
31163 (s390_register_info): Use new macros above. Call
31164 s390_register_info_set_ranges.
31165 (s390_optimize_register_info): Likewise.
31166 (s390_hard_regno_rename_ok): Use new macros.
31167 (s390_hard_regno_scratch_ok): Likewise.
31168 (s390_emit_epilogue): Likewise.
31169 (s390_can_use_return_insn): Likewise.
31170 (s390_optimize_prologue): Likewise.
31171 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
31173 2016-02-05 Jakub Jelinek <jakub@redhat.com>
31176 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
31178 (ix86_option_override_internal): Disable TARGET_STV even for
31179 -m{incoming,preferred}-stack-boundary=3.
31181 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
31183 * config.gcc: Mark deprecated rtems targets as obsolete.
31185 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
31187 PR rtl-optimization/64682
31188 PR rtl-optimization/69567
31189 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
31190 before I2 only if the register is both used and set in I2.
31192 2016-02-04 DJ Delorie <dj@redhat.com>
31194 * config/msp430/msp430.c (msp430_start_function): Add function type.
31196 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31199 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
31201 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
31203 PR rtl-optimization/69577
31205 2015-10-29 Richard Henderson <rth@redhat.com>
31209 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
31210 sse check to the exact conditions of PR 67609.
31212 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
31215 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
31216 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
31217 not allowed into the traditional Altivec registers.
31218 (movtd_64bit_nodm): Likewise.
31219 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
31221 2016-02-04 David Malcolm <dmalcolm@redhat.com>
31223 * config/aarch64/cortex-a57-fma-steering.c
31224 (aarch64_register_fma_steering): Remove "static" from arguments
31227 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
31230 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
31231 twice when complex.
31233 2016-02-04 Mike Frysinger <vapier@gentoo.org>
31235 * doc/invoke.texi: Delete -mno-fma4.
31237 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
31239 PR rtl-optimization/69577
31240 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
31241 (find_subregs_of_mode): Update accordingly. Iterate over partial
31244 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
31246 * config/arm/arm-protos.h (neon_reinterpret): Remove.
31247 * config/arm/arm.c (neon_reinterpret): Remove.
31248 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
31249 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
31250 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
31251 vreinterpretti): Remove.
31252 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
31253 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
31254 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
31255 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
31256 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
31257 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
31258 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
31259 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
31260 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
31261 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
31262 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
31263 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
31264 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
31265 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
31266 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
31267 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
31268 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
31269 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
31270 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
31271 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
31272 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
31273 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
31274 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
31275 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
31276 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
31277 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
31278 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
31279 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
31280 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
31281 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
31282 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
31283 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
31284 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
31285 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
31286 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
31287 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
31288 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
31289 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
31290 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
31291 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
31292 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
31293 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
31294 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
31295 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
31296 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
31297 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
31298 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
31299 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
31300 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
31301 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
31302 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
31303 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
31304 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
31305 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
31306 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
31307 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
31308 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
31309 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
31310 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
31311 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
31312 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
31313 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
31314 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
31315 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
31316 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
31317 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
31318 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
31319 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
31320 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
31321 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
31322 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
31323 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
31324 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
31325 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
31326 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
31327 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
31328 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
31329 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
31330 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
31331 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
31332 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
31333 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
31334 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
31335 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
31336 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
31337 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
31338 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
31339 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
31340 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
31341 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
31342 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
31343 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
31344 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
31345 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
31346 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
31347 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
31348 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
31349 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
31350 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
31351 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
31352 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
31353 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
31354 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
31356 2016-02-04 Martin Liska <mliska@suse.cz>
31359 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
31360 that are gimple_store_p.
31361 (maybe_instrument_call): Likewise.
31363 2016-02-04 Bin Cheng <bin.cheng@arm.com>
31365 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
31366 register scaling out of memory reference and comment why.
31368 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31372 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
31373 folding the source of a SET.
31375 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31379 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
31380 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
31382 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
31386 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
31389 2016-02-04 Christian Bruel <christian.bruel@st.com>
31391 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
31392 * config/arm/arm.c (arm_set_current_function): Likewise.
31394 2016-02-04 Jakub Jelinek <jakub@redhat.com>
31395 Ilya Enkovich <enkovich.gnu@gmail.com>
31396 H.J. Lu <hongjiu.lu@intel.com>
31399 * config/i386/i386.c (convert_scalars_to_vector): Remove
31400 stack alignment fixes.
31401 (ix86_option_override_internal): Disable TARGET_STV if stack
31402 might not be aligned enough.
31403 (ix86_minimum_alignment): Assert that TARGET_STV is false.
31405 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
31407 * config/i386/x86-tune.def: Disable default prefetching
31410 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
31411 Vladimir Makarov <vmakarov@redhat.com>
31414 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
31415 in validating fused toc addresses.
31417 2016-02-03 Jakub Jelinek <jakub@redhat.com>
31420 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
31421 range->m_caret fields if range->m_show_caret_p is false.
31424 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
31425 Force oldval into register if it does not satisfy reg_or_short_operand
31426 predicate. Fix up formatting.
31428 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
31429 Alexandre Oliva <aoliva@redhat.com>
31432 * lra-constraints.c (simplify_operand_subreg): Check additionally
31433 address validity after potential reloading.
31434 (process_address_1): Check insns validity. In case of failure do
31437 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
31440 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
31443 2016-02-02 Jakub Jelinek <jakub@redhat.com>
31445 * wide-int.cc (canonize_uhwi): New function.
31446 (wi::divmod_internal): Use it.
31448 2016-02-02 James Norris <jnorris@codesourcery.com>
31450 * gimplify.c (omp_notice_variable): Add usage check.
31452 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
31454 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
31455 like LE, GE, LT, GT when emitting relational operator.
31457 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31459 * ira-costs.c (find_costs_and_classes): Add extra argument.
31460 * target.def (ira_change_pseudo_allocno_class): Add parameter.
31461 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
31462 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
31463 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
31464 Add best_class parameter, and return it if not ALL_REGS.
31465 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
31467 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
31468 Update target hook.
31470 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
31472 * config/aarch64/aarch64.c
31473 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
31474 (aarch64_ira_change_pseudo_allocno_class): New function.
31476 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
31479 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
31481 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
31483 * config/avr/avr.c (avr_option_override): Set
31484 PARAM_ALLOW_STORE_DATA_RACES to 1.
31486 2016-02-02 Richard Biener <rguenther@suse.de>
31488 PR tree-optimization/69595
31489 * match.pd: Add range test simplifications to true/false.
31491 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
31493 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
31494 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
31497 2016-02-02 Richard Biener <rguenther@suse.de>
31499 PR tree-optimization/69606
31500 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
31501 info on the result before moving a stmt.
31503 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
31505 PR middle-end/68542
31506 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
31507 branch with vector comparison.
31508 * config/i386/sse.md (VI48_AVX): New mode iterator.
31509 (define_expand "cbranch<mode>4): Add support for conditional branch
31510 with vector comparison.
31511 * tree-vect-loop.c (optimize_mask_stores): New function.
31512 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
31513 has_mask_store field of vect_info.
31514 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
31515 vectorized loops having masked stores after vec_info destroy.
31516 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
31517 correspondent macros.
31518 (optimize_mask_stores): Add prototype.
31520 2016-02-02 Alan Modra <amodra@gmail.com>
31523 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
31526 2016-02-02 Alan Modra <amodra@gmail.com>
31529 * config/rs6000/rs6000.c (need_toc_init): New var, set it
31530 whenever toc_label_name used.
31531 (rs6000_file_start): Don't set up toc section here,
31532 (rs6000_output_function_epilogue): do so here instead,
31533 (rs6000_xcoff_file_start): and here.
31534 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
31535 (load_toc_aix_di): Likewise.
31537 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31539 PR rtl-optimization/69592
31540 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
31541 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
31542 (num_sign_bit_copies_binary_arith_p): New inline function.
31543 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
31545 2016-02-01 Jeff Law <law@redhat.com>
31547 PR tree-optimization/69580
31548 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
31549 * tree-ssa-threadbackward.c
31550 (fsm_find_control_statement_thread_paths): Do not try to walk
31551 through large PHI nodes.
31553 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31555 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
31556 when count is incremented above limit, don't analyze further
31559 * omp-low.c (oacc_parse_default_dims): Avoid
31560 -Wsign-compare warning, make sure value fits into int
31561 rather than just unsigned int.
31563 2016-02-01 Bin Cheng <bin.cheng@arm.com>
31565 PR tree-optimization/67921
31566 * fold-const.c (split_tree): New parameters. Convert pointer
31567 type variable part to proper type before negating.
31568 (fold_binary_loc): Pass new arguments to split_tree.
31570 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
31572 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
31573 (nvptx_goacc_validate_dims): Extend to handle global defaults.
31574 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
31575 * doc/tm.texti: Rebuilt.
31576 * doc/invoke.texi (fopenacc-dim): Document.
31577 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
31578 (append_compiler_options): Likewise.
31579 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
31580 (oacc_parse_default_dims): New.
31581 (oacc_validate_dims): Add USED arg. Select non-unity default when
31583 (oacc_loop_fixed_partitions): Return mask of used partitions.
31584 (oacc_loop_auto_partitions): Emit dump info.
31585 (oacc_loop_partition): Return mask of used partitions.
31586 (execute_oacc_device_lower): Parse default dimension arg. Adjust
31587 loop partitioning and validation calls.
31589 2016-02-01 Richard Biener <rguenther@suse.de>
31591 PR middle-end/69556
31592 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
31594 2016-02-01 Richard Biener <rguenther@suse.de>
31596 PR tree-optimization/69574
31597 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
31598 of asserting return chrec_dont_know.
31600 2016-02-01 Martin Liska <mliska@suse.cz>
31602 * mem-stats-traits.h: Add copyright header.
31603 * mem-stats.h: Likewise.
31605 2016-02-01 Richard Biener <rguenther@suse.de>
31607 PR tree-optimization/69579
31608 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
31609 Do not propagate through abnormal PHI results.
31611 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
31613 * postreload.c (reload_cse_simplify): Remove dead code.
31615 2016-02-01 Jakub Jelinek <jakub@redhat.com>
31617 PR rtl-optimization/69570
31618 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
31619 if there is more than one set, not if there is a single set.
31621 2016-02-01 Richard Henderson <rth@redhat.com>
31624 * combine.c (make_compound_operation): When looking through a
31625 subreg, make sure to re-extend to the width of the outer mode.
31627 2016-01-30 Jakub Jelinek <jakub@redhat.com>
31629 PR tree-optimization/69546
31630 * wide-int.cc (wi::divmod_internal): For unsigned division
31631 where both operands fit into uhwi, if o1 is 1 and o0 has
31632 msb set, if divident_prec is larger than bits per hwi,
31633 clear another quotient word and return 2 instead of 1.
31634 Similarly for remainder with msb in HWI set, if dividend_prec
31635 is larger than bits per hwi.
31637 2016-01-29 Martin Jambor <mjambor@suse.cz>
31639 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
31640 Use short lowercase names.
31641 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
31642 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
31643 acq_rel one. Protect warning agains segfaults if
31644 get_memory_order_name returns NULL.
31645 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
31646 with release semantics. Do not warn if get_memory_order already did.
31647 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
31648 semantics. Fix check for relaxed or acquire semantics. Do not warn
31649 if get_memory_order already did.
31651 2016-01-29 Sebastian Pop <s.pop@samsung.com>
31653 * doc/install.texi: Document that isl-0.16 is supported.
31655 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
31658 * config/i386/constraints.md (Bm): Describe as special memory
31660 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
31661 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31662 * genpreds.c (struct constraint_data): Add is_special_memory.
31663 (have_special_memory_constraints, special_memory_start): New
31665 (special_memory_end): Ditto.
31666 (add_constraint): Add new arg is_special_memory. Add code to
31667 process its true value. Update have_special_memory_constraints.
31668 (process_define_constraint): Pass the new arg.
31669 (process_define_register_constraint): Ditto.
31670 (choose_enum_order): Process special memory.
31671 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
31672 function insn_extra_special_memory_constraint.
31673 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31674 * gensupport.c (process_rtx): Process
31675 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
31676 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
31677 * ira-lives.c (single_reg_class): Use
31678 insn_extra_special_memory_constraint.
31679 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
31680 * lra-constraints.c (process_alt_operands): Ditto.
31681 (curr_insn_transform): Use insn_extra_special_memory_constraint.
31682 * recog.c (asm_operand_ok, preprocess_constraints): Process
31684 * reload.c (find_reloads): Ditto.
31685 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
31686 * stmt.c (parse_input_constraint): Use
31687 insn_extra_special_memory_constraint.
31689 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31692 * lra-splill.c (lra_final_code_change): Revert r229087 by
31693 removing all sub-registers.
31695 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
31698 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
31700 2016-01-29 Jakub Jelinek <jakub@redhat.com>
31703 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
31704 SSE1, copy target into the temporary reg first before recursing
31707 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
31709 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
31712 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31714 * ginclude/stdarg.h: Test __cplusplus instead of
31715 __GXX_EXPERIMENTAL_CXX0X__.
31717 2016-01-29 Richard Biener <rguenther@suse.de>
31719 PR tree-optimization/69547
31720 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
31721 Do not mark clobbers necessary.
31722 (mark_all_reaching_defs_necessary_1): Likewise.
31724 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31726 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
31727 declaration name with %qs and print it in both error messages.
31728 Also fix indentation.
31730 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
31733 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
31734 trailing blank line from error message.
31736 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
31739 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
31742 2016-01-29 Richard Biener <rguenther@suse.de>
31744 PR middle-end/69537
31745 * match.pd: Allow all integral types when simplifying a
31746 widening or sign-changing conversion.
31748 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31750 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
31751 back to setting codegen_error to fail codegen.
31753 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
31756 * config/i386/constraints.md (C): Only accept constant zero operand.
31757 (BC): New constraint.
31758 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
31759 instead of C constraint.
31760 * doc/md.texi (Machine Constraints): Update description
31763 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
31766 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
31768 2016-01-28 Jakub Jelinek <jakub@redhat.com>
31770 PR middle-end/69542
31771 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
31774 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
31776 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
31777 branches if using guessed profile.
31779 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
31781 * graphite-optimize-isl.c (optimize_isl): Fix dump.
31783 2016-01-28 Richard Henderson <rth@redhat.com>
31786 * config/aarch64/aarch64-modes.def (CC_Cmode): New
31787 * config/aarch64/aarch64-protos.h: Update.
31788 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
31789 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
31790 (aarch64_get_condition_code_1): Handle CC_Cmode.
31791 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
31792 (*add<mode>3_compareC_cconly_imm): New.
31793 (*add<mode>3_compareC_cconly): New.
31794 (*add<mode>3_compareC_imm): New.
31795 (add<mode>3_compareC): New.
31796 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
31797 to be first. Use aarch64_carry_operation.
31798 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
31799 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
31800 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
31801 (subti3): Use subdi3_compare1.
31802 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
31803 (sub<mode>3_compare1): New.
31804 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
31805 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
31806 (*subsi3_carryin_uxtw): Likewise.
31807 (*ngc<mode>, *ngcsi_uxtw): Likewise.
31808 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
31809 * config/aarch64/iterators.md (DWI): New.
31810 * config/aarch64/predicates.md (aarch64_carry_operation): New.
31811 (aarch64_borrow_operation): New.
31813 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
31815 * graphite-optimize-isl.c (optimize_isl): Print a different debug
31816 message when isl does not return a valid schedule.
31818 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31820 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
31821 Remove comments from class declarations: they are already in the code
31824 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31826 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
31828 (ternary_op_to_tree): Same.
31829 (unary_op_to_tree): Same.
31830 (nary_op_to_tree): Same.
31831 (gcc_expression_from_isl_expr_op): Same.
31832 (gcc_expression_from_isl_expression): Same.
31833 (graphite_create_new_loop): Same.
31834 (graphite_create_new_loop_guard): Same.
31835 (build_iv_mapping): Same.
31836 (graphite_create_new_guard): Same.
31837 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
31838 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
31840 2016-01-28 Sebastian Pop <s.pop@samsung.com>
31842 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
31843 instead of setting codegen_error to fail codegen.
31845 2016-01-28 Jason Merrill <jason@redhat.com>
31847 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
31849 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31851 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
31852 Remove CONST_INT_P check in CCMP cost calculation.
31854 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31856 * config/aarch64/aarch64.c (generic_vector_cost):
31857 Set vec_permute_cost.
31858 (cortexa57_vector_cost): Likewise.
31859 (exynosm1_vector_cost): Likewise.
31860 (xgene1_vector_cost): Likewise.
31861 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
31862 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
31863 Add vec_permute_cost entry.
31865 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
31867 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
31869 (add<mode>3_compare0): Likewise.
31870 (addsi3_compare0_uxtw): Likewise.
31871 (add<mode>3nr_compare0): Likewise.
31872 (compare_neg<mode>): Likewise.
31873 (<optab><mode>3): Likewise.
31875 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
31877 * tree-vect-stmts.c (vectorizable_comparison): Add
31878 NULL check for vectype.
31880 2016-01-28 Richard Biener <rguenther@suse.de>
31882 PR tree-optimization/69466
31883 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
31884 Account for PHIs we couldn't duplicate.
31886 2016-01-28 Martin Liska <mliska@suse.cz>
31889 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
31890 instead of ENABLE_VALGRIND_CHECKING.
31892 2016-01-27 Richard Henderson <rth@redhat.com>
31895 * lra-remat.c (subreg_regs): New.
31896 (dump_candidates_and_remat_bb_data): Dump it.
31897 (operand_to_remat): Reject if operand in subreg_regs.
31898 (set_bb_regs): Collect subreg_regs.
31899 (lra_remat): Init and free subreg_regs. Compute
31900 calculate_local_reg_remat_bb_data before create_cands.
31902 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
31905 * config/i386/i386.c (ix86_update_stack_boundary): Don't
31906 change stack_alignment_needed for __tls_get_addr call.
31908 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
31910 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
31912 2016-01-27 Jeff Law <law@redhat.com>
31914 PR tree-optimization/68398
31915 PR tree-optimization/69196
31916 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
31917 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
31918 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31919 Only count PHIs in the last block in the path. The others will
31920 const/copy propagate away. Add heuristic to allow more irreducible
31921 subloops to be created when it is likely profitable to do so.
31923 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
31924 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
31925 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
31927 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31930 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
31931 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
31932 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
31933 * tree-streamer-in.c: Include asan.h.
31934 (streamer_get_builtin_tree): For builtins in sanitizer
31935 range call initialize_sanitizer_builtins and retry.
31937 2016-01-27 Ian Lance Taylor <iant@google.com>
31939 * common.opt (fkeep-gc-roots-live): New undocumented option.
31940 * tree-ssa-loop-ivopts.c (add_candidate_1): If
31941 -fkeep-gc-roots-live, skip pointers.
31942 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
31945 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
31948 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
31949 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
31951 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
31954 * configure.ac: NetBSD provides SSP in its C library.
31955 * configure: Updated.
31957 2016-01-27 Richard Biener <rguenther@suse.de>
31959 PR tree-optimization/69166
31960 * tree-vect-loop.c (vect_is_simple_reduction): Always check
31961 reduction code for commutativity / associativity.
31963 2016-01-27 Martin Jambor <mjambor@suse.cz>
31965 PR tree-optimization/69355
31966 * tree-sra.c (analyze_access_subtree): Correct hole detection when
31967 total_scalarization fails.
31969 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
31971 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
31974 2016-01-27 Christian Bruel <christian.bruel@st.com>
31977 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
31978 Move arm_reset_previous_fndecl and set_target_option_current_node in
31979 the conditional part. Call save_restore_target_globals.
31980 * config/arm/arm.c (arm_set_current_function):
31981 Refactor to better support #pragma target and attribute mix.
31982 Call save_restore_target_globals.
31983 * config/arm/arm-protos.h (save_restore_target_globals): New function.
31985 2016-01-27 Martin Liska <mliska@suse.cz>
31987 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
31988 reference for an HSA kernel and its host function.
31990 2016-01-27 Jakub Jelinek <jakub@redhat.com>
31992 PR tree-optimization/69399
31993 * wide-int.h (wi::lrshift): For larger precisions, only
31994 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
31996 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
31998 * config/arc/predicates.md (proper_comparison_operator): Reject
31999 constant-constant comparison.
32001 2016-01-26 Tom de Vries <tom@codesourcery.com>
32003 PR tree-optimization/69110
32004 * tree-data-ref.c (initialize_data_dependence_relation): Handle
32005 DR_NUM_DIMENSIONS == 0.
32007 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
32008 Sebastian Pop <s.pop@samsung.com>
32010 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
32011 isl_ast_op_cond and isl_ast_op_select.
32012 (gcc_expression_from_isl_expr_op): Same.
32014 2016-01-26 Jason Merrill <jason@redhat.com>
32017 * tree.c (recompute_constructor_flags): Split out from
32019 (verify_constructor_flags): New.
32020 * tree.h: Declare them.
32022 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
32024 PR rtl-optimization/69217
32025 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
32026 are no TYPE_FIELDS set for the record type.
32028 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32031 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
32032 toc_label_name unconditionally.
32033 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
32034 SYMBOL_REF string. Use toc_label_name instead of constructing
32036 (rs6000_elf_declare_function_name): Use toc_label_name instead of
32037 constructing LCTOC1.
32039 2016-01-26 Martin Sebor <msebor@redhat.com>
32042 * doc/extend.texi (Common Type Attributes): Move text that talks about
32043 attribute packed from attribute aligned to the section discussing
32044 the former attribute for clarity.
32046 2016-01-26 Richard Henderson <rth@redhat.com>
32048 PR middle-end/60908
32049 * trans-mem.c (tm_region_init): Mark entry block as visited.
32051 2016-01-26 David Malcolm <dmalcolm@redhat.com>
32054 * diagnostic-show-locus.c (layout::print_source_line): Replace
32055 call to pp_newline with call to layout::print_newline.
32056 (layout::print_annotation_line): Likewise.
32057 (layout::move_to_column): Likewise.
32058 (layout::print_any_fixits): After printing any fixits, print a
32059 trailing newline, if necessary.
32060 (layout::print_newline): New method, resetting any colorization
32062 (diagnostic_show_locus): Move the pp_newline to before the
32063 early bailout. Remove dummy block enclosing the layout instance.
32064 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
32065 of pp_newline_and_flush with pp_flush.
32066 (diagnostic_append_note): Delete use of pp_newline.
32067 (diagnostic_append_note_at_rich_loc): Delete.
32068 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
32069 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
32070 when newline characters are added to the buffer.
32072 2016-01-26 Michael Matz <matz@suse.de>
32074 * configure.ac (ac_cv_std_swap_in_utility): New test.
32075 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
32076 * configure: Regenerate.
32077 * config.in: Regenerate.
32079 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
32081 * config/arc/arc.md (cstoresi4): Force operand into register.
32082 (arcset<code>): Fix predicate.
32083 (arcsetltu): Likewise.
32084 (arcsetgeu): Likewise.
32085 (arcsethi): Likewise.
32086 (arcsetls): Likewise.
32088 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32090 PR tree-optimization/69483
32091 * gimple-fold.c (canonicalize_constructor_val): Return NULL
32092 if base has error_mark_node type.
32094 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
32097 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
32098 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
32100 (vget_lane_f16): Handle big-endian.
32101 (vgetq_lane_f16): Likewise.
32102 (vset_lane_f16): Likewise.
32103 (vsetq_lane_f16): Likewise.
32104 * config/arm/iterators.md (VQXMOV): Add V8HF.
32105 (VDQ): Add V4HF and V8HF.
32106 (V_reg): Handle V4HF and V8HF.
32107 (Is_float_mode): Likewise.
32108 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
32109 neon_vdup_nv8hf): New patterns.
32110 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
32111 Use VD_LANE iterator.
32112 (neon_vld1_dup<mode>): Use VQ2 iterator.
32114 2016-01-26 Nathan Sidwell <nathan@acm.org>
32116 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
32117 (set_oacc_fn_attrib): Add IS_KERNEL arg.
32118 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
32119 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
32120 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
32121 (oacc_validate_dims): Add LEVEL arg, don't return level.
32122 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
32123 oacc_validate_dims.
32124 (execute_oacc_device_lower): Adjust, add more dump output.
32125 * tree-ssa-loop.c (gate_oacc_kernels): Use
32126 oacc_fn_attrib_kernels_p.
32127 * tree-parloops.c (create_parallel_loop): Adjust
32128 set_oacc_fn_attrib call.
32130 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32133 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
32134 (append_compiler_options): Handle -fcilkplus.
32135 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
32137 2016-01-26 Nick Clifton <nickc@redhat.com>
32140 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
32141 been marked as DECL_ONE_ONLY but we do not the means to make it
32142 so, then do not allow it to bind locally.
32144 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32147 * opts.h (parse_sanitizer_options): New prototype.
32148 * opts.c (sanitizer_opts): New array.
32149 (parse_sanitizer_options): New function.
32150 (common_handle_option): Use parse_sanitizer_options.
32152 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
32155 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
32156 alignment adjustment to ...
32157 (ix86_update_stack_boundary): Here. Don't over-align stack for
32159 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
32160 if __tls_get_addr is called.
32162 2016-01-26 Christian Bruel <christian.bruel@st.com>
32164 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
32166 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
32168 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
32170 2016-01-26 Richard Biener <rguenther@suse.de>
32172 PR middle-end/69467
32173 * match.pd: Guard X * CST CMP 0 pattern with single_use.
32175 2016-01-26 Richard Biener <rguenther@suse.de>
32177 PR tree-optimization/69452
32178 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
32179 (move_computations_dom_walker::before_dom_children): Rename
32181 (move_computations_worker): This.
32182 (move_computations): Perform an RPO rather than a DOM walk.
32184 2016-01-26 Jakub Jelinek <jakub@redhat.com>
32187 * combine.c (combine_instructions): For REG_EQUAL note with
32188 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
32189 to the underlying register.
32190 * doc/rtl.texi (REG_EQUAL): Document the behavior of
32191 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
32193 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
32196 * config/aarch64/aarch64-builtins.c
32197 (aarch64_init_simd_builtin_types): Do not set structural
32198 equality to __Poly{8,16,64,128}_t types.
32200 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
32202 PR tree-optimization/69400
32203 * wide-int.cc (wi_pack): Take the precision as argument and
32204 perform canonicalization here rather than in the callers.
32205 Use the main loop to handle all full-width HWIs. Add a
32206 zero HWI if in_len isn't a full result.
32207 (wi::divmod_internal): Update accordingly.
32208 (wi::mul_internal): Likewise. Simplify.
32210 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32211 Sebastian Pop <s.pop@samsung.com>
32213 * graphite-poly.c (apply_poly_transforms): Simplify.
32214 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
32215 (print_isl_map): Same.
32216 (print_isl_union_map): Same.
32217 (print_isl_schedule): New.
32218 (debug_isl_schedule): New.
32219 * graphite-dependences.c (scop_get_reads): Do not call
32220 isl_union_map_add_map that is undocumented isl functionality.
32221 (scop_get_must_writes): Same.
32222 (scop_get_may_writes): Same.
32223 (scop_get_original_schedule): Remove.
32224 (scop_get_dependences): Do not call isl_union_map_compute_flow that
32225 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
32226 (compute_deps): Remove.
32227 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
32228 (debug_schedule_ast): New.
32229 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
32230 set_separate_option.
32231 (graphite_regenerate_ast_isl): Add dump.
32232 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
32233 from scop->transformed_schedule.
32234 (graphite_regenerate_ast_isl): Add more dump.
32235 * graphite-optimize-isl.c (optimize_isl): Set
32236 scop->transformed_schedule. Check whether schedules are equal.
32237 (apply_poly_transforms): Move here.
32238 * graphite-poly.c (apply_poly_transforms): ... from here.
32239 (free_poly_bb): Static.
32240 (free_scop): Static.
32241 (pbb_number_of_iterations_at_time): Remove.
32242 (print_isl_ast): New.
32243 (debug_isl_ast): New.
32244 (debug_scop_pbb): New.
32245 * graphite-scop-detection.c (print_edge): Move.
32246 (print_sese): Move.
32247 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
32248 (build_scop_scattering): Remove.
32249 (create_pw_aff_from_tree): Assert instead of bailing out.
32250 (add_condition_to_pbb): Remove unused code, do not fail.
32251 (add_conditions_to_domain): Same.
32252 (add_conditions_to_constraints): Remove.
32253 (build_scop_context): New.
32254 (add_iter_domain_dimension): New.
32255 (build_iteration_domains): Initialize pbb->iterators.
32256 Call add_conditions_to_domain.
32259 (index_outermost_in_loop): New.
32260 (index_pbb_in_loop): New.
32261 (outermost_pbb_in): New.
32262 (add_in_sequence): New.
32263 (add_outer_projection): New.
32264 (outer_projection_mupa): New.
32265 (add_loop_schedule): New.
32266 (build_schedule_pbb): New.
32267 (build_schedule_loop): New.
32268 (embed_in_surrounding_loops): New.
32269 (build_schedule_loop_nest): New.
32270 (build_original_schedule): New.
32271 (build_poly_scop): Call build_original_schedule.
32272 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
32273 (free_poly_dr): Remove.
32274 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
32275 (free_poly_bb): Remove.
32276 (debug_loop_vec): Remove.
32277 (print_isl_ast): Declare.
32278 (debug_isl_ast): Declare.
32279 (scop_do_interchange): Remove.
32280 (scop_do_strip_mine): Remove.
32281 (scop_do_block): Remove.
32282 (flatten_all_loops): Remove.
32283 (optimize_isl): Remove.
32284 (pbb_number_of_iterations_at_time): Remove.
32285 (debug_scop_pbb): Declare.
32286 (print_schedule_ast): Declare.
32287 (debug_schedule_ast): Declare.
32288 (struct scop): Remove schedule. Add original_schedule,
32289 transformed_schedule.
32290 (free_gimple_poly_bb): Remove.
32291 (print_generated_program): Remove.
32292 (debug_generated_program): Remove.
32293 (unify_scattering_dimensions): Remove.
32294 * sese.c (print_edge): ... here.
32295 (print_sese): ... here.
32296 (debug_edge): ... here.
32297 (debug_sese): ... here.
32298 * sese.h (print_edge): Declare.
32299 (print_sese): Declare.
32300 (dump_edge): Declare.
32301 (dump_sese): Declare.
32303 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
32304 Sebastian Pop <s.pop@samsung.com>
32306 * Makefile.in: Set ISLVER in site.exp.
32308 2016-01-25 Jakub Jelinek <jakub@redhat.com>
32310 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
32311 DECL_VALUE_EXPR of new_var even for the non-array case. Look
32312 through DECL_VALUE_EXPR for expansion.
32314 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
32316 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
32317 the frame info after reload completed.
32319 2016-01-25 Jeff Law <law@redhat.com>
32321 PR tree-optimization/69196
32322 PR tree-optimization/68398
32323 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
32324 tree-ssa-threadupdate.c.
32325 (determine_bb_domination_status): Prototype
32326 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
32327 (determine_bb_domination_status): No longer static.
32328 (valid_jump_thread_path): Remove code to detect characteristics
32329 of the jump thread path not associated with correctness.
32330 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
32331 Correct test for thread path length. Count PHIs for real operands as
32332 statements that need to be copied. Do not count ASSERT_EXPRs.
32333 Look at all the blocks in the thread path. Compute and selectively
32334 filter thread paths based on threading through the latch, threading
32335 a multiway branch or crossing a multiway branch.
32337 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32339 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
32340 decl with __attribute__ ((unused)) annotation.
32342 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
32345 * tree-vect-stmts.c (vectorizable_condition): Check vectype
32346 of operands is compatible with a statement vectype.
32348 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
32350 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
32351 improve wording for mixed storage order support.
32353 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
32355 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
32356 (vcvt_u64_f64): Likewise.
32357 (vcvta_s64_f64): Likewise.
32358 (vcvta_u64_f64): Likewise.
32359 (vcvtm_s64_f64): Likewise.
32360 (vcvtm_u64_f64): Likewise.
32361 (vcvtn_s64_f64): Likewise.
32362 (vcvtn_u64_f64): Likewise.
32363 (vcvtp_s64_f64): Likewise.
32364 (vcvtp_u64_f64): Likewise.
32366 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
32368 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
32369 (arc_init): Check validity mll64 option.
32370 (arc_save_restore): Use double load/store instruction.
32371 (arc_expand_movmem): Likewise.
32372 (arc_split_move): Don't split if we have double load/store
32373 instructions. Returns a boolean.
32374 (arc_process_double_reg_moves): Change function to return boolean
32375 instead of a sequence of instructions.
32376 (arc_dwarf_register_span): New function.
32377 * config/arc/arc-protos.h (arc_split_move): Change prototype.
32378 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
32379 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
32380 (*movdf_insn): Likewise.
32381 * config/arc/arc.opt (mll64): New option.
32382 * config/arc/predicates.md (even_register_operand): New predicate.
32383 * doc/invoke.texi (ARC Options): Add mll64 documentation.
32385 2016-01-25 Richard Biener <rguenther@suse.de>
32388 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
32389 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
32391 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
32393 2016-01-25 Richard Biener <rguenther@suse.de>
32395 PR tree-optimization/69376
32396 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
32398 (VN_INFO_ANTI_RANGE_P): New inline.
32399 (VN_INFO_RANGE_TYPE): Likewise.
32400 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
32401 SSA_NAME_ANTI_RANGE_P.
32402 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
32403 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32404 Properly query VN_INFO_RANGE_TYPE.
32406 2016-01-25 Nick Clifton <nickc@redhat.com>
32409 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
32411 2016-01-23 Tom de Vries <tom@codesourcery.com>
32413 PR tree-optimization/69426
32414 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
32417 2016-01-23 Jakub Jelinek <jakub@redhat.com>
32419 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
32420 "the the" with "the" in the comments.
32421 * ipa-devirt.c (build_type_inheritance_graph,
32422 update_type_inheritance_graph): Likewise.
32423 * tree.c (build_function_type_list_1): Likewise.
32424 * cfgloopmanip.c (scale_loop_profile): Likewise.
32425 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
32426 * gimple-ssa-split-paths.c
32427 (find_block_to_duplicate_for_splitting_paths): Likewise.
32428 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
32429 * expr.c (convert_move): Likewise.
32430 * var-tracking.c (vt_stack_adjustments): Likewise.
32431 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
32432 * tree-vrp.c (test_for_singularity): Likewise.
32434 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
32435 directly instead of building a temporary tree.
32438 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
32439 remove <algorithm> include.
32441 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32444 * config/i386/i386.c: Include dojump.h.
32445 (expand_small_movmem_or_setmem,
32446 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
32448 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
32449 if dynamic_check != -1.
32451 2016-01-21 Jeff Law <law@redhat.com>
32453 PR middle-end/69347
32454 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
32455 record_temporary_equivalences. Rewritten to avoid unnecessary calls
32456 into dominated_by_p.
32457 (cprop_into_successor_phis): Avoid unnecessary tests.
32459 2016-01-22 Richard Henderson <rth@redhat.com>
32462 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
32463 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
32465 2016-01-22 Michael Matz <matz@suse.de>
32467 * system.h (string, algorithm): Include only conditionally.
32468 (new): Include always under C++.
32469 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
32470 * final.c (toplevel): Ditto.
32471 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
32472 * genconditions.c (write_header): Make gencondmd.c define
32474 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
32476 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
32477 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
32479 2016-01-22 Christian Bruel <christian.bruel@st.com>
32482 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
32484 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32487 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
32488 define_insn_and_split. Ensure operands[1] and operands[0] do not
32489 get assigned the same register.
32491 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
32493 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
32495 2016-01-22 Christian Bruel <christian.bruel@st.com>
32497 * config/arm/arm-c.c (arm_pragma_target_parse):
32498 Remove warn_builtin_macro_redefined overwrite.
32500 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32502 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
32503 flag_non_call_exceptions compatibility.
32505 2016-01-22 Jakub Jelinek <jakub@redhat.com>
32508 * dwarf2out.c (add_child_die_after): New function.
32509 (dwarf_qual_info_t): New type.
32510 (dwarf_qual_info): New variable.
32511 (qualified_die_p): New function.
32512 (modified_type_die): For -fdebug-types-section, ensure
32513 canonical order of qualifiers. Put qualified DIEs adjacent
32514 to the corresponding non-qualified type DIE and search there
32515 for existing qualified DIEs.
32517 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
32519 * doc/extend.texi (scalar_storage_order type attribute): Document
32520 restriction on type punning and aliasing, and remove future tense.
32522 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
32525 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
32528 2016-01-21 Jeff Law <law@redhat.com>
32530 PR middle-end/69347
32531 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
32532 useless call to record_temporary_equivalences.
32533 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
32534 allocate 10 slots in the bb_path vector and let it grow as needed.
32535 (fsm_find_control_statement_thread_paths): Similarly for the next_path
32538 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32540 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
32542 * configure: Regenerate.
32544 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
32546 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
32547 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
32549 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
32551 PR middle-end/66178
32552 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
32553 drop EXPAND_INITIALIZER.
32554 * rtl.h (contains_symbolic_reference_p): Declare.
32555 * rtlanal.c (contains_symbolic_reference_p): New function.
32556 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
32557 a subtraction into a NOT if symbolic constants are involved.
32559 2016-01-21 Anton Blanchard <anton@samba.org>
32560 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
32563 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
32565 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
32568 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32570 * config/microblaze/microblaze.c
32571 (get_branch_target): New.
32572 (insert_wic_for_ilb_runout): New.
32574 (microblaze_machine_dependent_reorg): New.
32575 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
32576 * config/microblaze/microblaze.md
32577 (UNSPEC_IPREFETCH): Define.
32578 (iprefetch): New pattern
32579 * config/microblaze/microblaze.opt
32580 (mxl-prefetch): New flag.
32582 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
32584 * config/microblaze/microblaze.h
32585 (FIXED_REGISTERS): Update in macro.
32586 (CALL_USED_REGISTERS): Update in macro.
32588 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
32590 PR rtl-optimization/68920
32591 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
32594 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
32596 PR rtl-optimization/68990
32597 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
32598 pseudo instead of inheritance ones.
32600 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
32601 Nick Clifton <nickc@redhat.com>
32605 * config/mips/mips.c (mips_compute_frame_info): Initialise
32606 args_size and hard_frame_pointer_offset fields of the frame
32607 structure before calling mips_global_pointer.
32609 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
32611 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
32613 * configure: Regenerate.
32615 2016-01-21 Richard Biener <rguenther@suse.de>
32617 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
32619 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32621 * config/s390/s390.c (s390_asm_declare_function_size): Add code
32622 to actually emit the .size directive.
32624 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
32625 Jakub Jelinek <jakub@redhat.com>
32629 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
32630 args array size by one to avoid buffer overflow.
32632 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
32634 * config/s390/s390.md (pool_section_start): Use switch_to_section
32635 to select proper read-only data section instead of hardcoding
32637 (pool_section_end): Use switch_to_section to match the above.
32639 2016-01-21 Richard Biener <rguenther@suse.de>
32641 PR tree-optimization/69378
32642 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
32643 (set_ssa_val_to): Use it for dominance checks taking into
32644 account not executable edges.
32646 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32649 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
32650 for bitsize instead of GET_MODE_PRECISION (mode).
32652 2016-01-20 Martin Sebor <msebor@redhat.com>
32655 * extend.texi (__sync Builtins): Clarify the semantics of
32656 __sync_fetch_and_OP built-ins on pointers.
32657 (__atomic Builtins): Same.
32659 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32660 Sebastian Pop <s.pop@samsung.com>
32662 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
32663 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
32664 (is_valid_rename): Same.
32665 (translate_isl_ast_to_gimple::get_rename): Same.
32666 (translate_isl_ast_to_gimple::rename_all_uses): Same.
32667 (translate_isl_ast_to_gimple::rename_uses): Same.
32668 (get_new_name): Check for close_phi nodes.
32669 (copy_loop_phi_args): Use phi_node_kind.
32670 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
32671 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
32673 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32674 Sebastian Pop <s.pop@samsung.com>
32676 Revert commit r229783.
32677 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
32678 Remove use of parameter_rename_map.
32679 (copy_def): Remove.
32680 (copy_internal_parameters): Remove.
32681 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
32682 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
32683 (free_sese_info): Do not free parameter_rename_map.
32684 (set_rename): Do not use parameter_rename_map.
32685 (rename_uses): Update call to set_rename.
32686 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
32687 * sese.h (parameter_rename_map_t): Remove.
32688 (struct sese_info_t): Remove field parameter_rename_map.
32690 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32691 Sebastian Pop <s.pop@samsung.com>
32693 * graphite-isl-ast-to-gimple.c: Fix comment.
32694 * graphite-scop-detection.c (defined_in_loop_p): New.
32695 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
32696 names defined in loop.
32698 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32699 Sebastian Pop <s.pop@samsung.com>
32701 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
32702 Discard unstructured if-then-else regions.
32704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32705 Sebastian Pop <s.pop@samsung.com>
32707 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
32708 (cleanup_loop_iter_dom): Remove.
32709 (build_loop_iteration_domains): Remove.
32710 (build_scop_context): Remove.
32711 (build_scop_iteration_domain): Remove.
32712 (add_loop_constraints): New.
32713 (build_iteration_domains): New.
32714 (build_poly_scop): Call build_iteration_domains.
32716 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32717 Sebastian Pop <s.pop@samsung.com>
32719 * graphite-scop-detection.c
32720 (scop_detection::harmful_loop_in_region): Free dom and loops.
32721 (scop_detection::loop_body_is_valid_scop): Free bbs.
32723 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32724 Sebastian Pop <s.pop@samsung.com>
32726 * graphite-scop-detection.c (record_loop_in_sese): New.
32727 (gather_bbs::before_dom_children): Call record_loop_in_sese.
32728 (build_scops): Remove call to build_sese_loop_nests.
32729 * sese.c (sese_record_loop): Remove.
32730 (build_sese_loop_nests): Remove.
32731 (new_sese_info): Remove region->loops.
32732 (free_sese_info): Same.
32733 * sese.h (sese_contains_loop): Same.
32734 (build_sese_loop_nests): Remove.
32735 (sese_contains_loop): Remove.
32737 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32738 Sebastian Pop <s.pop@samsung.com>
32740 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
32741 loop_is_valid_in_scop.
32742 (scop_detection::harmful_stmt_in_region): Renamed
32743 harmful_loop_in_region.
32744 Call loop_is_valid_in_scop.
32746 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32747 Sebastian Pop <s.pop@samsung.com>
32749 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
32752 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32753 Sebastian Pop <s.pop@samsung.com>
32755 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
32756 * graphite.h (struct poly_bb): Remove field is_reduction.
32757 (PBB_IS_REDUCTION): Remove.
32759 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
32760 Sebastian Pop <s.pop@samsung.com>
32762 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
32763 (add_pdr_constraints): Same.
32764 (scop_get_reads): Same.
32765 (scop_get_must_writes): Same.
32766 (scop_get_may_writes): Same.
32767 (scop_get_original_schedule): Same.
32768 (extend_schedule): Same.
32769 (apply_schedule_on_deps): Same.
32770 (carries_deps): Same.
32771 (compute_deps): Same.
32772 (scop_get_dependences): Same.
32773 * graphite-isl-ast-to-gimple.c
32774 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
32775 * graphite-optimize-isl.c (get_schedule_for_band): Same.
32776 (get_schedule_for_band_list): Same.
32777 (get_schedule_map): Same.
32778 (apply_schedule_map_to_scop): Same.
32779 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
32780 (build_loop_iteration_domains): Same.
32781 (add_condition_to_pbb): Same.
32782 (add_param_constraints): Same.
32783 (pdr_add_memory_accesses): Same.
32784 (pdr_add_data_dimensions): Same.
32786 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32788 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
32791 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
32793 * common.opt (feliminate-dwarf2-dups): Replace references to
32794 "DWARF 2" with just "DWARF".
32795 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
32796 * doc/extend.texi: Likewise.
32797 * doc/cpp.texi: Likewise.
32798 * doc/invoke.texi: Likewise.
32799 (Option Summary): Add -gdwarf to list of Debugging Options.
32800 (Debugging Options): Document -gdwarf.
32801 * doc/contrib.texi: Spell "DWARF" like that.
32803 2016-01-21 Jakub Jelinek <jakub@redhat.com>
32805 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
32806 warning. Fix up formatting.
32808 PR middle-end/67653
32809 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
32810 attempt to mark memory input operand addressable and
32811 call prepare_gimple_addressable in that case. Don't adjust
32812 input_location for diagnostics, use error_at instead.
32814 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
32816 * config/rs6000/ppc-auxv.h: New file.
32817 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
32818 (cpu_is): Likewise.
32819 (cpu_supports): Likewise.
32820 * config/rs6000/rs6000.c: include "ppc-auxv.h".
32821 (cpu_is_info): New variable.
32822 (cpu_supports_info): Likewise.
32823 (tcb_verification_symbol): Likewise.
32824 (cpu_builtin_p): Likewise.
32825 (cpu_expand_builtin): New function.
32826 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
32827 (rs6000_init_builtins): Likewise.
32828 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
32829 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
32830 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
32831 * configure: Regenerate.
32832 * config.in: Likewise.
32833 * doc/extend.texi (PowerPC Built-in Functions): Document
32834 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
32836 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
32839 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
32841 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
32844 2016-01-20 Richard Henderson <rth@redhat.com>
32850 * tree.c (tm_define_builtin): New.
32851 (find_tm_vector_type): New.
32852 (build_tm_vector_builtins): New.
32853 (build_common_builtin_nodes): Call it.
32855 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
32857 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
32858 (arm_fp_ok): Likewise.
32859 (arm_fp): Likewise.
32860 (arm_crypto): Likewise.
32862 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
32863 Richard Biener <rguenther@suse.de>
32865 PR tree-optimization/69328
32866 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
32867 vectors have same number of elements.
32868 (vectorizable_condition): Fix masked version recognition.
32870 2016-01-20 Richard Biener <rguenther@suse.de>
32872 PR tree-optimization/69345
32873 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
32874 (VN_INFO_PTR_INFO): Likewise.
32875 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
32876 info when it is equal between non-dominating SSA names.
32877 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
32878 Make sure to look at original SSA infos.
32880 2016-01-20 Jeff Law <law@redhat.com>
32883 * config/m68k/predicates.md (pow2_m1_operand): New predicate
32885 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
32886 (pc_or_label_operand): New predicate.
32887 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
32888 tests for small integers that are 2^n - 1.
32890 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
32892 * doc/invoke.texi (Options Summary): Add '.' after @xref.
32894 2016-01-19 Jeff Law <law@redhat.com>
32896 PR middle-end/69347
32897 * tree-ssa-threadbackwards.c
32898 (fsm_find_control_statement_thread_paths): Do not try to lookup
32899 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
32901 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
32903 * doc/lto.texi: Remove text that says only Gold has linker plugin
32906 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
32908 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
32909 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
32910 the DIE accordingly.
32911 (modified_type_die): Add REVERSE parameter and pass it recursively,
32912 as well as to base_type_die. Adjust presence check accordingly.
32913 (base_type_for_mode): Adjust call to modified_type_die.
32914 (add_type_attribute): Add REVERSE parameter and pass it to
32916 (generic_parameter_die): Adjust call to add_type_attribute.
32917 (add_scalar_info): Likewise.
32918 (add_subscript_info): Likewise.
32919 (gen_array_type_die): Likewise.
32920 (gen_descr_array_type_die): Likewise.
32921 (gen_entry_point_die): Likewise.
32922 (gen_enumeration_type_die): Likewise.
32923 (gen_formal_parameter_die): Likewise.
32924 (gen_subprogram_die): Likewise.
32925 (gen_variable_die ): Likewise.
32926 (gen_const_die): Likewise.
32927 (gen_field_die): Likewise.
32928 (gen_pointer_type_die): Likewise.
32929 (gen_reference_type_die): Likewise.
32930 (gen_ptr_to_mbr_type_die): Likewise.
32931 (gen_inheritance_die): Likewise.
32932 (gen_subroutine_type_die): Likewise.
32933 (gen_typedef_die): Likewise.
32934 (force_type_die): Adjust call to modified_type_die.
32936 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
32938 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
32939 flow throughout the file. Fix broken link to Objective-C 2.0
32941 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
32944 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32946 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
32948 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32951 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
32952 (maybe_record_node): Record cxa_pure_virtual as the only possible
32953 target if there are not ohter candidates.
32954 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
32956 2016-01-19 Richard Biener <rguenther@suse.de>
32958 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
32959 (get_memory_order): Likewise.
32961 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
32963 * tree-vect-stmts.c (vectorizable_store): Check
32966 2016-01-19 David Malcolm <dmalcolm@redhat.com>
32969 * gcc.c (driver::decode_argv): Add call to
32970 init_opts_obstack before init_options_struct.
32971 * opts.c (init_opts_obstack): Remove idempotency.
32972 (init_options_struct): Replace call to init_opts_obstack
32973 with a gcc_assert to verify that it has already been called.
32974 * toplev.c (toplev::main): Add call to init_opts_obstack before
32975 calls to init_options_struct.
32976 (toplev::finalize): Move cleanup of opts_obstack next to
32977 cleanup of save_decoded_options, clearing the latter, and
32978 save_decoded_options_count.
32980 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32983 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
32984 attribute to unconditional. Remove %? from output template.
32986 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32987 Jiong Wang <jiong.wang@arm.com>
32989 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
32990 generated from different expand order.
32992 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32994 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
32995 Add support for CCMP costing.
32997 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
32999 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
33000 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
33001 (fccmpe<mode>): Likewise.
33002 (fcmp): Rename to fcmp and globalize pattern.
33004 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
33005 (aarch64_gen_ccmp_next): Add FP support.
33007 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
33009 * target.def (gen_ccmp_first): Update documentation.
33010 (gen_ccmp_next): Likewise.
33011 * doc/tm.texi (gen_ccmp_first): Update documentation.
33012 (gen_ccmp_next): Likewise.
33013 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
33014 expand_ccmp_expr_1. Improve comments.
33015 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
33016 (ccmp_ior<mode>): Remove pattern.
33017 (cmp<mode>): Remove expand.
33018 (cmp): Globalize pattern.
33019 (cstorecc4): Use cc_register.
33020 (mov<mode>cc): Remove ccmp_cc_register check.
33021 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
33022 Simplify after removal of CC_DNE/* modes.
33023 (aarch64_ccmp_mode_to_code): Remove.
33024 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
33025 In 'k' case use integer as condition.
33026 (aarch64_nzcv_codes): Remove inverted cases.
33027 (aarch64_code_to_ccmode): Remove.
33028 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
33029 comparison with CC register to be used in folowing CCMP/branch/CSEL.
33030 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
33031 pattern. Return the comparison with CC register. Invert conditions
33032 when bitcode is OR.
33033 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
33034 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
33036 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33038 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
33039 instrumented_version.
33041 2016-01-19 Richard Biener <rguenther@suse.de>
33043 PR tree-optimization/69336
33044 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
33045 handled components with get_ref_base_and_extent.
33046 (equal_mem_array_ref_p): Adjust.
33048 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33051 * shrink-wrap.c: Include valtrack.h.
33052 (move_insn_for_shrink_wrap): Add DEBUG argument. If
33053 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
33054 in between insn and where it will be moved to. Call
33055 dead_debug_insert_temp.
33056 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
33057 first and dead_debug_local_finish at the end.
33058 For uses and defs bitmap, handle all regs in between REGNO and
33059 END_REGNO, not just the first one.
33061 2016-01-19 Richard Biener <rguenther@suse.de>
33063 PR tree-optimization/69352
33064 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
33065 (equal_mem_array_ref_p): Constrain size and max size properly.
33066 Compare the reverse flag.
33068 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
33070 * ira.c (ira): Update regstat data if we deleted insns.
33072 2016-01-19 Jakub Jelinek <jakub@redhat.com>
33074 PR rtl-optimization/68955
33075 PR rtl-optimization/64557
33076 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
33077 here. Fix up formatting.
33078 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
33080 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33083 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
33084 assume that the node has body.
33085 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
33088 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33090 * lto-streamer-out.c (lto_output): Do not stream instrumentation
33093 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
33095 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
33096 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
33098 2016-01-19 Martin Jambor <mjambor@suse.cz>
33099 Martin Liska <mliska@suse.cz>
33100 Michael Matz <matz@suse.de>
33102 * Makefile.in (OBJS): Add new source files.
33103 (GTFILES): Add hsa.c.
33104 * common.opt (disable_hsa): New variable.
33105 (-Whsa): New warning.
33106 * config.in (ENABLE_HSA): New.
33107 * configure.ac: Treat hsa differently from other accelerators.
33108 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
33109 $enable_offloading.
33110 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
33111 * doc/install.texi (Configuration): Document --with-hsa-runtime,
33112 --with-hsa-runtime-include, --with-hsa-runtime-lib and
33113 --with-hsa-kmt-lib.
33114 * doc/invoke.texi (-Whsa): Document.
33115 (hsa-gen-debug-stores): Likewise.
33116 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
33117 to invoke offload compiler for hsa acclerator.
33118 * opts.c (common_handle_option): Determine whether HSA offloading
33119 should be performed.
33120 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
33121 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
33122 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
33123 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
33124 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
33125 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
33126 GF_OMP_FOR_KIND_GRID_LOOP.
33127 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
33128 (pp_gimple_stmt_1): Likewise.
33129 * gimple-walk.c (walk_gimple_stmt): Likewise.
33130 * gimple.c (gimple_build_omp_grid_body): New function.
33131 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
33132 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
33133 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
33134 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
33135 GF_OMP_TEAMS_GRID_PHONY.
33136 (gimple_statement_omp_single_layout): Updated comments.
33137 (gimple_build_omp_grid_body): New function.
33138 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
33139 (gimple_omp_for_grid_phony): New function.
33140 (gimple_omp_for_set_grid_phony): Likewise.
33141 (gimple_omp_parallel_grid_phony): Likewise.
33142 (gimple_omp_parallel_set_grid_phony): Likewise.
33143 (gimple_omp_teams_grid_phony): Likewise.
33144 (gimple_omp_teams_set_grid_phony): Likewise.
33145 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
33146 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
33147 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
33148 (BUILT_IN_GOMP_TARGET): Updated type.
33149 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
33150 (adjust_for_condition): New function.
33151 (get_omp_for_step_from_incr): Likewise.
33152 (extract_omp_for_data): Moved parts to adjust_for_condition and
33153 get_omp_for_step_from_incr.
33154 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
33155 (fixup_child_record_type): Bail out if receiver_decl is NULL.
33156 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
33157 (scan_omp_parallel): Do not create child functions for phony
33159 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
33160 (scan_omp_1_op): Checking assert we are not remapping to
33161 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
33162 (parallel_needs_hsa_kernel_p): New function.
33163 (expand_parallel_call): Register apprpriate parallel child
33164 functions as HSA kernels.
33165 (grid_launch_attributes_trees): New type.
33166 (grid_attr_trees): New variable.
33167 (grid_create_kernel_launch_attr_types): New function.
33168 (grid_insert_store_range_dim): Likewise.
33169 (grid_get_kernel_launch_attributes): Likewise.
33170 (get_target_argument_identifier_1): Likewise.
33171 (get_target_argument_identifier): Likewise.
33172 (get_target_argument_value): Likewise.
33173 (push_target_argument_according_to_value): Likewise.
33174 (get_target_arguments): Likewise.
33175 (expand_omp_target): Call get_target_arguments instead of looking
33176 up for teams and thread limit.
33177 (grid_expand_omp_for_loop): New function.
33178 (grid_arg_decl_map): New type.
33179 (grid_remap_kernel_arg_accesses): New function.
33180 (grid_expand_target_kernel_body): New function.
33181 (expand_omp): Call it.
33182 (lower_omp_for): Do not emit phony constructs.
33183 (lower_omp_taskreg): Do not emit phony constructs but create for them
33184 a temporary variable receiver_decl.
33185 (lower_omp_taskreg): Do not emit phony constructs.
33186 (lower_omp_teams): Likewise.
33187 (lower_omp_grid_body): New function.
33188 (lower_omp_1): Call it.
33189 (grid_reg_assignment_to_local_var_p): New function.
33190 (grid_seq_only_contains_local_assignments): Likewise.
33191 (grid_find_single_omp_among_assignments_1): Likewise.
33192 (grid_find_single_omp_among_assignments): Likewise.
33193 (grid_find_ungridifiable_statement): Likewise.
33194 (grid_target_follows_gridifiable_pattern): Likewise.
33195 (grid_remap_prebody_decls): Likewise.
33196 (grid_copy_leading_local_assignments): Likewise.
33197 (grid_process_kernel_body_copy): Likewise.
33198 (grid_attempt_target_gridification): Likewise.
33199 (grid_gridify_all_targets_stmt): Likewise.
33200 (grid_gridify_all_targets): Likewise.
33201 (execute_lower_omp): Call grid_gridify_all_targets.
33202 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
33203 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
33204 (tree_omp_clause): Added union field dimension.
33205 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
33206 * tree.c (omp_clause_num_ops): Added number of arguments of
33207 OMP_CLAUSE__GRIDDIM_.
33208 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
33209 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
33210 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
33211 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
33212 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
33213 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
33214 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
33215 * tree-pass.h (make_pass_gen_hsail): Declare.
33216 (make_pass_ipa_hsa): Likewise.
33217 * ipa-hsa.c: New file.
33218 * lto-section-in.c (lto_section_name): Add hsa section name.
33219 * lto-streamer.h (lto_section_type): Add hsa section.
33220 * timevar.def (TV_IPA_HSA): New.
33221 * hsa-brig-format.h: New file.
33222 * hsa-brig.c: New file.
33223 * hsa-dump.c: Likewise.
33224 * hsa-gen.c: Likewise.
33227 * toplev.c (compile_file): Call hsa_output_brig.
33228 * hsa-regalloc.c: New file.
33230 2016-01-18 Jeff Law <law@redhat.com>
33232 PR tree-optimization/69320
33233 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
33234 ranged object, do nothing if the RHS constant is not [0..1].
33235 (optimize_stmt): Comparing a boolean ranged object against a
33236 constant outside [0..1] results in a compile-time constant.
33238 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
33241 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
33243 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33244 (Option Summary): Update to reflect new section and moved options.
33245 (C++ Dialect Options): Move -fstats to new section.
33246 (Debugging Options): Move all dump, statistics, and other GCC
33247 developer options to new section. Rewrite section introduction
33248 and re-order remaining options to put the more basic ones first.
33249 (Optimization Options): Move -fira-verbose and -flto-report* to
33251 (Developer Options): New section incorporating moved options.
33252 * doc/cppopts.texi (-dM): Update cross-reference.
33254 2016-01-18 Richard Henderson <rth@redhat.com>
33257 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
33258 operands to pseudo only if CSE is expected. Split long immediate
33259 operands only after reload, and for the stack pointer.
33260 (*add<GPI>3_pluslong): Remove.
33261 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
33262 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
33263 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
33264 (*add<GPI>3 peepholes): New.
33265 (*add<GPI>3 splitters): New.
33266 * config/aarch64/constraints.md (Upl): New.
33267 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
33269 2016-01-18 Richard Biener <rguenther@suse.de>
33271 PR tree-optimization/69297
33272 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
33274 (vect_bb_vectorization_profitable_p): Clear visited flag again.
33276 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
33278 PR middle-end/68542
33279 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
33280 of mixind vector and scalar types.
33281 (fold_relational_const): Add handling of vector
33282 comparison with boolean result.
33283 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
33284 comparison of vector operands with boolean result for EQ/NE only.
33285 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
33286 (verify_gimple_cond): Likewise.
33287 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
33290 2016-01-18 Joseph Myers <joseph@codesourcery.com>
33292 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
33295 2016-01-18 Richard Biener <rguenther@suse.de>
33297 PR middle-end/69308
33298 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
33300 2016-01-18 Tom de Vries <tom@codesourcery.com>
33302 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
33304 2016-01-18 Tom de Vries <tom@codesourcery.com>
33306 * omp-low.c (set_oacc_fn_attrib): Make extern.
33307 * omp-low.h (set_oacc_fn_attrib): Declare.
33308 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
33309 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
33310 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
33311 Add and handle function parameter oacc_kernels_p.
33312 (find_reduc_addr, get_omp_data_i_param): New function.
33313 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
33314 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
33315 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
33316 Calculate dominance info. Skip loops that are not in a kernels region
33317 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
33318 (pass_parallelize_loops::execute): Call parallelize_loops with
33319 oacc_kernels_p argument.
33320 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
33321 New member function.
33322 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
33323 * passes.def: Add argument to pass_parallelize_loops instantation.
33325 2016-01-18 Tom de Vries <tom@codesourcery.com>
33327 * tree-parloops.c (pass_parallelize_loops::execute): Allow
33328 pass_parallelize_loops to be run outside the loop pipeline.
33330 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33332 * tree-scalar-evolution.c (follow_copies_to_constant): New.
33333 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
33335 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33338 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
33339 using get_ref_base_and_extent.
33340 (equal_mem_array_ref_p): New.
33341 (hashable_expr_equal_p): Add call to previous.
33343 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
33346 * tree-sra.c (disqualified_constants, constant_decl_p): New.
33347 (sra_initialize): Allocate disqualified_constants.
33348 (sra_deinitialize): Free disqualified_constants.
33349 (disqualify_candidate): Update disqualified_constants when appropriate.
33350 (create_access): Scan for constant-pool entries as we go along.
33351 (scalarizable_type_p): Add check against type_contains_placeholder_p.
33352 (maybe_add_sra_candidate): Allow constant-pool entries.
33353 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
33354 (initialize_constant_pool_replacements): New.
33355 (sra_modify_assign): Avoid mangling assignments created by previous,
33356 and don't generate writes into constant pool.
33357 (sra_modify_function_body): Call initialize_constant_pool_replacements.
33359 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
33361 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
33362 andnot instruction.
33363 (scalar_chain::convert_op): Likewise.
33364 * config/i386/i386.md (*andndi3_doubleword): New.
33366 2016-01-18 Richard Biener <rguenther@suse.de>
33368 PR tree-optimization/69170
33369 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
33370 building a vector from scalar results of a pattern stmt.
33372 2016-01-18 Jakub Jelinek <jakub@redhat.com>
33374 * haifa-sched.c (autopref_multipass_init): Work around
33375 -Wmaybe-uninitialized warning.
33377 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
33379 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
33380 against the constant 0.
33382 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33384 PR tree-optimization/68799
33385 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
33386 look up phi candidates in the statement-candidate map.
33387 (phi_add_costs): Likewise.
33388 (record_phi_increments): Likewise.
33389 (phi_incr_cost): Likewise.
33390 (ncd_with_phi): Likewise.
33391 (all_phi_incrs_profitable): Likewise.
33393 2016-01-17 Jakub Jelinek <jakub@redhat.com>
33395 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
33396 -Wmaybe-uninitialized warning.
33398 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
33400 * doc/invoke.texi (Invoking GCC): Add new section to menu.
33401 (Option Summary): Update to reflect new section and moved options.
33402 (C++ Dialect Options): Move -fvtable-verify and related options.
33403 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
33404 and profiling-related options.
33405 (Optimization Options): Move profile generation options and
33406 -fstack-protector and related options.
33407 (Instrumentation Options): New section incorporating moved options.
33408 (Code Generation Options): Move -finstrument-functions and
33409 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
33411 2016-01-16 Tom de Vries <tom@codesourcery.com>
33413 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
33415 2016-01-16 Tom de Vries <tom@codesourcery.com>
33417 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
33419 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
33421 * hash-table.h (hash_table::empty): Turn into an inline wrapper
33422 that checks whether the table is already empty. Rename the
33423 original implementation to...
33424 (hash_table::empty_slot): ...this new private function.
33426 2016-01-15 David Malcolm <dmalcolm@redhat.com>
33428 PR diagnostic/68899
33429 * diagnostic-show-locus.c (layout::print_source_line): Move x
33430 offset of line until after call to
33431 get_line_width_without_trailing_whitespace.
33433 2016-01-15 Jeff Law <law@redhat.com>
33435 PR tree-optimization/69270
33436 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
33437 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
33438 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
33439 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
33440 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
33441 ssa_name_has_boolean_range and constant_boolean_node.
33443 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
33445 PR rtl-optimization/69030
33446 * lra-spills.c (remove_pseudos): Check nrefs and make the function
33448 (spill_pseudos): Delete debug insn for dead pseudo.
33449 (lra_spill): Initiate spill_hard_reg and slots memory separately.
33451 2016-01-15 Jiong Wang <jiong.wang@arm.com>
33453 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
33455 (TYPES_UNOPUS): Likewise.
33456 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
33457 builtin type, from UNOP to UNOPUS.
33458 (lbtruncuv4sf): Likewise.
33459 (lbtruncuv2df): Likewise.
33460 (lrounduv2sf): Likewise.
33461 (lrounduv4sf): Likewise.
33462 (lrounduv2df): Likewise.
33463 (lroundusf): Likewise.
33464 (lroundusf): Likewise.
33465 (lceiluv2sf): Likewise.
33466 (lceiluv4sf): Likewise.
33467 (lceiluv2df): Likewise.
33468 (lceilusf): Likewise.
33469 (lceiludf): Likewise.
33470 (lflooruv2sf): Likewise.
33471 (lflooruv4sf): Likewise.
33472 (lflooruv2df): Likewise.
33473 (lfloorusf): Likewise.
33474 (lfloorudf): Likewise.
33475 (lfrintnuv2sf): Likewise.
33476 (lfrintnuv4sf): Likewise.
33477 (lfrintnuv2df): Likewise.
33478 (lfrintnusf): Likewise.
33479 (lfrintnudf): Likewise.
33480 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
33482 (vcvtq_u32_f32): Likewise.
33483 (vcvtq_u64_f64): Likewise.
33484 (vcvta_u32_f32): Likewise.
33485 (vcvtaq_u32_f32): Likewise.
33486 (vcvtaq_u64_f64): Likewise.
33487 (vcvtm_u32_f32): Likewise.
33488 (vcvtmq_u32_f32): Likewise.
33489 (vcvtmq_u64_f64): Likewise.
33490 (vcvtn_u32_f32): Likwise.
33491 (vcvtnq_u32_f32): Likewise.
33492 (vcvtnq_u64_f64): Likewise.
33493 (vcvtp_u32_f32): Likewise.
33494 (vcvtpq_u32_f32): Likewise.
33495 (vcvtpq_u64_f64): Likewise.
33496 (vcvtmd_u64_f64): Likewise.
33497 (vcvtms_u32_f32): Likewise.
33498 (vcvtad_u64_f64): Likewise.
33499 (vcvtas_u32_f32): Likewise.
33500 (vcvtnd_u64_f64): Likewise.
33501 (vcvtns_u32_f32): Likewise.
33502 (vcvtpd_u64_f64): Likewise.
33503 (vcvtps_u32_f32): Likewise.
33505 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33507 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
33508 CSEL of zero_extended registers.
33510 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33512 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
33513 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
33515 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33517 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
33518 false when argument string is not found in the attributes table
33521 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
33524 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
33525 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
33526 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
33527 precision estimate.
33529 2016-01-15 Richard Biener <rguenther@suse.de>
33531 PR tree-optimization/66856
33532 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
33533 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
33534 (vect_create_new_slp_node): Increment stmt reference count.
33535 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
33536 an SLP tree before swapping operands.
33537 (vect_build_slp_tree): Likewise.
33538 (destroy_bb_vec_info): Free stmt info after SLP instances.
33539 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
33540 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
33541 (STMT_VINFO_NUM_SLP_USES): New macro.
33543 2016-01-15 Richard Biener <rguenther@suse.de>
33546 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
33547 (add_linkage_name): ... here.
33548 (gen_typedef_die): Use add_linkage_name_raw instead of
33549 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
33552 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
33554 * gimplify.c (oacc_default_clause): Decode reference and pointer
33555 types for both kernels and parallel regions.
33557 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
33559 PR middle-end/69246
33560 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
33562 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33564 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
33565 (convert_scalars_to_vector): Likewise.
33567 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
33569 * doc/extend.texi (Type Traits): Fix grammar.
33571 2016-01-15 Martin Jambor <mjambor@suse.cz>
33573 * tree-inline.c (remap_decl): Use existing dclarations if
33574 remapping a type and prevent_decl_creation_for_types.
33575 (replace_locals_stmt): Do an initial remapping of non-VLA typed
33576 decls first. Do real remapping with
33577 prevent_decl_creation_for_types set.
33578 * tree-inline.h (copy_body_data): New field
33579 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
33582 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33584 * config/s390/s390.opt (mmvcle): More verbose help text.
33586 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
33588 * config/s390/s390.opt: Add period to -mzvector option text.
33590 2016-01-15 Richard Biener <rguenther@suse.de>
33592 PR tree-optimization/68961
33593 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
33594 of invariants in stores again.
33596 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
33598 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
33600 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
33602 * config/i386/i386.c (ix86_expand_branch): Don't split
33603 DI mode xor instruction to SI mode.
33605 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33608 * ipa-icf.c (sem_function::merge): Virtual functions may become
33609 reachable even if they address is not taken and there are no
33612 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
33614 * lto-streamer-out.c (subtract_estimated_size): New function.
33615 (get_symbol_initial_value): Use it.
33617 2016-01-15 Christian Bruel <christian.bruel@st.com>
33620 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
33621 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
33622 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
33623 use add_builtin_function_ext_scope instead of add_builtin_function.
33624 (neon_set_p, neon_crypto_set_p): Remove.
33625 (arm_init_builtins): Always call arm_init_neon_builtins and
33626 arm_init_crypto_builtins.
33627 (arm_expand_builtin): Check that builtins are allowed for the arch.
33628 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
33629 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
33630 arm_init_neon_builtins call.
33632 2016-01-15 Richard Biener <rguenther@suse.de>
33634 PR tree-optimization/69117
33635 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
33636 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
33637 of the leader conservatively.
33638 (free_scc_vn): Restore original SSA name infos.
33640 2016-01-14 Jeff Law <law@redhat.com>
33642 PR tree-optimization/69270
33643 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
33644 single bit of precision, verify it's also unsigned.
33645 (record_edge_info): Use constant_boolean_node rather than fold_convert
33646 to convert boolean_true/boolean_false to the right type.
33648 2016-01-14 Richard Henderson <rth@redhat.com>
33651 * loop-doloop.c (record_reg_sets): New.
33652 (doloop_optimize): Reject the transform if the sequence
33653 clobbers registers live at the end of the loop block.
33654 (doloop_optimize_loops): Enable df_live if needed.
33656 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
33658 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
33659 * config/rs6000/rs6000.c: Likewise.
33660 * config/rs6000/rs6000.h: Likewise.
33661 * config/rs6000/rs6000.md: Likewise.
33662 * doc/extend.texi: Likewsie.
33664 2016-01-14 Jeff Law <law@redhat.com>
33666 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
33669 2016-01-14 Richard Henderson <rth@redhat.com>
33673 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
33674 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
33675 instead of builtin_decl_declared_p to test for declaration.
33677 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
33679 * doc/loop.texi (Loop Analysis and Representation): Document
33680 loop_depth function.
33682 2016-01-14 Tom de Vries <tom@codesourcery.com>
33684 PR tree-optimization/68773
33685 * omp-low.c (expand_omp_target): Don't set force_output.
33686 * varpool.c (varpool_node::get_create): Same.
33687 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
33688 offload_funcs with force_output.
33690 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33693 * lra-eliminations.c (move_plus_up): Don't change anything if either
33694 the outer or inner subreg mode is not MODE_INT.
33695 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
33696 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
33698 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33700 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
33701 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
33702 reduc_uplus_@var{m}): Remove.
33703 * expr.c (expand_expr_real_2): Remove expansion path for
33704 reduc_[us](min|max|plus) optabs.
33705 * optabs-tree.c (scalar_reduc_to_vector): Remove.
33706 * optabs-tree.h (scalar_reduc_to_vector): Remove.
33707 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
33708 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
33709 * tree-vect-loop.c (vectorizable_reduction): Remove test for
33710 reduc_[us](min|max|plus) optabs.
33712 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
33714 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
33715 (reduc_plus_scal_v2sf): New.
33716 (reduc_smax_v2sf): Rename to...
33717 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
33718 (reduc_smin_v2sf): Rename to...
33719 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
33721 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
33723 * alias.c (compare_base_symbol_refs): New function.
33724 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
33727 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33729 PR middle-end/68146
33730 PR tree-optimization/69155
33731 * tree-complex.c: Include cfganal.h.
33732 (phis_to_revisit): New variable.
33733 (extract_component): Add phiarg_p argument. Assert that returned
33734 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
33735 (update_phi_components): Partly rewrite to use loop over real/imag
33736 components instead of code duplication. If extract_component returns
33737 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
33738 create_tmp_reg into the PHI node instead, and mention the phi triplet
33739 in phis_to_revisit.
33740 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
33741 in phis_to_revisit at the end.
33743 2016-01-14 Richard Biener <rguenther@suse.de>
33745 PR tree-optimization/68060
33746 * tree-vect-loop.c (vect_is_simple_reduction): Check the
33747 outer loop reduction is only used in the inner loop before
33748 detecting a double reduction.
33750 2016-01-14 Jakub Jelinek <jakub@redhat.com>
33753 * combine.c (expand_field_assignment): Punt if compute_mode is
33754 unsupported scalar mode.
33756 2016-01-14 Richard Biener <rguenther@suse.de>
33758 PR tree-optimization/66856
33759 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
33760 SLP node only if it built successfully.
33761 (vect_analyze_slp_instance): Adjust.
33763 2016-01-14 Jeff Law <law@redhat.com>
33765 PR tree-optimization/69270
33766 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
33767 (record_edge_info): Use it. Convert boolean_{true,false}_node
33768 to the type of op0.
33770 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
33773 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
33774 use block_ultimate_origin
33775 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
33777 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33779 * doc/invoke.texi (Submodel Options): Rename section to
33780 "Machine-Dependent Options" to better reflect its content.
33781 Rewrite introductory text to remove archaic CPU names.
33784 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
33786 * doc/invoke.texi (Code Gen Options): Move section up in file,
33787 before target-specific options. Update menu and option summary
33788 to reflect the new section ordering.
33790 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33792 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
33793 (C++ Dialect Options): Add cross-reference to -std option.
33794 * doc/standards.texi (C++ Language): Document C++14 support.
33796 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
33798 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
33799 for pack/unpack functions for __ibm128.
33800 (PACK_IF): Likewise.
33801 (UNPACK_IF): Likewise.
33803 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
33804 support for __ibm128 pack/unpack functions.
33805 (rs6000_invalid_builtin): Likewise.
33806 (rs6000_init_builtins): Likewise.
33807 (rs6000_opt_masks): Likewise.
33809 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
33810 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
33812 (RS6000_BTM_COMMON): Likewise.
33814 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
33815 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
33816 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
33817 128-bit floating point. Add support for the double values to be
33818 in Altivec registers for TF/IF packing and unpacking, but restrict
33819 TD packing sub-fields to be FPR registers. Don't allow overlapped
33820 register support for packing. Allow pack inputs to be memory
33821 locations. Don't build generator functions for unpack<mode>_dm
33822 and unpack<mode>_nodm.
33823 (unpack<mode>_dm): Likewise.
33824 (unpack<mode>_nodm): Likewise.
33825 (pack<mode>): Likewise.
33827 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
33828 built-in functions to pack/unpack explicit __ibm128 values.
33829 (__builtin_unpack_ibm128): Likewise.
33831 * doc/extend.texi (PowerPC Built-in Functions): Document
33832 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
33834 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
33837 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
33838 Add new arg loc and pass it down as context.
33839 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
33840 to the location to use for the warning.
33841 (check_function_arguments): New arg loc. All callers changed. Pass
33842 it to check_function_nonnull.
33843 * c-common.h (check_function_arguments): Adjust declaration.
33845 2016-01-13 Jakub Jelinek <jakub@redhat.com>
33847 PR tree-optimization/69156
33848 * gimple.c (validate_type): Removed.
33849 (gimple_builtin_call_types_compatible_p): Use
33850 useless_type_conversion_p instead of validate_type.
33851 * value-prof.c (gimple_stringop_fixed_value): Fold
33852 icall_size to correct type.
33854 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
33856 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
33859 2016-01-13 Richard Henderson <rth@redhat.com>
33862 * target.def (builtin_tm_load, builtin_tm_store): Remove.
33863 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
33864 (ix86_builtin_tm_store): Remove.
33865 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33866 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33867 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
33868 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
33869 * doc/tm.texi: Rebuild.
33871 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
33872 (BUILT_IN_TM_MEMCPY_RTWN): New.
33873 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
33874 fallback from vector to integer helpers.
33875 (build_tm_load): Handle vector types directly, instead of
33877 (build_tm_store): Likewise.
33878 (expand_assign_tm): Prepare for register types not handled by
33879 the above. Copy them to memory and use memcpy.
33880 * tree.c (tm_define_builtin): New.
33881 (find_tm_vector_type): New.
33882 (build_tm_vector_builtins): New.
33883 (build_common_builtin_nodes): Call it.
33885 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
33887 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
33888 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
33890 2016-01-13 Tom de Vries <tom@codesourcery.com>
33892 PR tree-optimization/69169
33893 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
33894 handled_struct_type param.
33895 (create_variable_info_for, intra_create_variable_infos): Call
33896 create_variable_info_for_1 with extra arg.
33898 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
33900 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
33901 and "armv8.1-a+crc" entries.
33903 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
33906 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
33907 Change first operand predicate from register_or_constm1_operand
33908 to register_operand.
33909 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
33910 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
33911 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
33912 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
33913 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
33914 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
33915 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
33916 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
33917 comparison with constm1_rtx from vec_prefetch_gen part.
33919 2016-01-13 Richard Biener <rguenther@suse.de>
33921 PR tree-optimization/69013
33922 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
33923 Exchange assert for a test.
33925 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
33928 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
33930 2016-01-13 Richard Biener <rguenther@suse.de>
33932 PR tree-optimization/69242
33933 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
33934 assert with a check.
33936 2016-01-13 Richard Biener <rguenther@suse.de>
33938 PR tree-optimization/69186
33939 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
33940 Properly guard vect_update_misalignment_for_peel call.
33942 2016-01-12 Jeff Law <law@redhat.com>
33944 PR tree-optimization/pr67755
33945 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
33946 "need_profile_correction".
33947 (thread_block_1): Initialize new field to false by default. If we
33948 have multiple thread paths through a common joiner to different
33949 final targets, then set new field to true.
33950 (compute_path_counts): Only do count adjustment when it's really
33953 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33955 * doc/invoke.texi (Spec Files): Move section down in file, past
33956 all command-line option descriptions.
33958 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
33960 PR middle-end/54809
33961 * doc/gty.texi: Remove documentation of mark_hook.
33962 * gengtype.c (struct write_types_data): Remove code to support
33963 mark_hook attribute.
33964 (walk_type): Likewise.
33965 (write_func_for_structure): Likewise.
33967 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33969 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
33970 Directory Options, and -specs= to Overall Options.
33971 (Overall Options): Adjust similarly. Reorder to group related
33972 options together. Make -specs= cross-reference the spec file details.
33973 (Directory Options): Adjust similarly.
33975 2016-01-12 Jeff Law <law@redhat.com>
33977 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
33979 2016-01-12 Olivier Hainque <hainque@adacore.com>
33981 * gcc.c (spec_undefvar_allowed): New global.
33982 (process_command): Set to true when running for --version or --help,
33984 (getenv_spec_function): When the variable is not defined, use the
33985 variable name as the variable value if we're allowed not to issue
33988 2016-01-12 Bin Cheng <bin.cheng@arm.com>
33990 PR tree-optimization/68911
33991 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
33992 information computed for expression "init + nit * step".
33994 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
33996 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
33997 about name of GCC executable. Remove deleted node from menu.
33998 (Directory Options) <-B>: Remove cross-reference to deleted node.
33999 (Target Options): Delete section.
34001 2016-01-12 Christian Bruel <christian.bruel@st.com>
34004 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
34005 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
34007 2016-01-12 Jakub Jelinek <jakub@redhat.com>
34010 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
34011 aligned_mem is properly set for AVX512-VL floating point masked
34015 * ifcvt.c (cond_exec_process_if_block): When removing the last
34016 insn from then_bb, remove also any possible barriers that follow it.
34018 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
34022 * config/i386/iamcu.h (SIZE_TYPE): New macro.
34023 (PTRDIFF_TYPE): Likewise.
34024 (WCHAR_TYPE): Likewise.
34025 (WCHAR_TYPE_SIZE): Likewise.
34026 (STDINT_LONG32): Likewise.
34028 2016-01-12 Richard Biener <rguenther@suse.de>
34030 PR tree-optimization/69053
34031 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
34032 convert initial value for cond reductions.
34034 2016-01-12 Richard Biener <rguenther@suse.de>
34036 PR tree-optimization/69007
34037 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
34038 widen_sum after dot_prod and sad.
34040 2016-01-12 Richard Biener <rguenther@suse.de>
34042 PR tree-optimization/69168
34043 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
34044 pattern stmt SLP type.
34045 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
34046 end up unused so cope with that case.
34048 2016-01-12 Richard Biener <rguenther@suse.de>
34050 PR tree-optimization/69157
34051 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
34052 stmts def type only during analyze phase.
34053 (vectorizable_call): Likewise.
34054 (vectorizable_simd_clone_call): Likewise.
34055 (vectorizable_conversion): Likewise.
34056 (vectorizable_assignment): Likewise.
34057 (vectorizable_shift): Likewise.
34058 (vectorizable_operation): Likewise.
34059 (vectorizable_store): Likewise.
34060 (vectorizable_load): Likewise.
34062 2016-01-12 Richard Biener <rguenther@suse.de>
34064 PR tree-optimization/69174
34065 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
34067 (vectorizable_load): Properly compute the number of loads needed
34068 for permuted strided SLP loads and do not spuriously assign
34069 to SLP_TREE_VEC_STMTS.
34071 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
34073 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
34074 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
34075 (MD_EXEC_PREFIX): Remove.
34076 (MD_STARTFILE_PREFIX) Removee.
34077 (FILE_NAME_ABSOLUTE_P): Remove.
34078 (CPP_SPEC): Do not read macros from sys/version.h.
34079 (LINK_COMMAND_SPEC): Remove.
34080 (LOCAL_INCLUDE_DIR): Remove.
34081 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
34082 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
34083 (POST_LINK_SPEC): Define to invoke stubify after linker
34084 (LIBSTDCXX): Remove define
34085 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
34086 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
34087 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
34088 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
34089 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
34090 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
34091 (i386_djgpp_asm_named_section): Add propotype of new procedure
34093 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
34094 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
34095 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
34096 in config/i386/djgpp.h).
34097 (STANDARD_STARTFILE_PREFIX_2): Define identical to
34098 STANDARD_STARTFILE_PREFIX_1.
34099 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
34100 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
34101 installation errors.
34102 (MAX_OFILE_ALIGNMENT): Define to 128.
34103 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
34105 * config/i386/djgpp.c: New file. Add implementation of
34106 i386_djgpp_asm_named_section.
34108 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
34110 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
34111 Add rule for building djgpp.o.
34113 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34115 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
34116 (rtx_is_swappable_p): Reductions are swappable.
34117 (insn_is_swappable_p): V2DF reductions are swappable.
34119 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
34121 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
34122 reloads for other unsupported memory operands.
34124 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
34125 Jim Wilson <jim.wilson@linaro.org>
34128 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
34129 copy_to_mode_reg instead of force_reg.
34131 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34134 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
34135 TARGET_80387 is true.
34137 2016-01-11 Jakub Jelinek <jakub@redhat.com>
34140 * lra-eliminations.c (move_plus_up): Only move plus up
34141 if subreg of the constant can be simplified into constant
34142 and use the simplified subreg of the constant instead of
34143 the original constant.
34145 * fold-const.c (fold_convertible_p): Don't return true
34146 for conversion of VECTOR_TYPE to same sized integral type.
34147 (fold_convert_loc): Fix up formatting. Fold conversion of
34148 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
34149 instead of NOP_EXPR.
34151 PR tree-optimization/69214
34152 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
34153 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
34156 PR tree-optimization/69207
34157 * tree-vect-slp.c (vect_get_constant_vectors): For
34158 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
34159 fold_convertible_p to vector_type's element type, and always
34160 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
34162 2016-01-11 Richard Biener <rguenther@suse.de>
34164 PR tree-optimization/69173
34165 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
34166 fixup the cycle if all stmts are in a pattern.
34168 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
34170 PR middle-end/68999
34171 * alias.c (base_alias_check): Move check for addresses with
34172 alignment ANDs before the call for compare_base_decls.
34173 (memrefs_conflict_p): Return -1 for different decls
34174 that went through alignment adjustments.
34176 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34178 PR rtl-optimization/68796
34179 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
34180 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
34181 and QImode comparisons against zero with CC_NZmode.
34182 * config/aarch64/iterators.md (short_mask): New mode_attr.
34184 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
34186 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
34187 (<avx512>_store<mode>_mask): Likewise.
34189 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
34190 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34192 PR rtl-optimization/68841
34193 * ifcvt.c (struct noce_if_info): Add orig_x field.
34194 (bbs_ok_for_cmove_arith): Add to_rename parameter.
34195 Don't record conflicts on to_rename if it's present.
34196 Allow memory destinations in sets.
34197 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
34198 blocks, passing orig_x to the checks.
34199 (noce_process_if_block): Set if_info->orig_x appropriately.
34201 2016-01-11 Tom de Vries <tom@codesourcery.com>
34203 PR tree-optimization/69069
34204 * tree-parloops.c (create_parallel_loop): Add missing phi args.
34206 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
34208 PR rtl-optimization/68920
34209 * config/i386/i386.c (ix86_option_override_internal): Restrict number
34210 of conditional moves for RTL if-conversion to 1 for
34211 TARGET_ONE_IF_CONV_INSN.
34212 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
34213 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
34214 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
34215 parameter to restirct number of conditional moves for
34217 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
34218 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
34221 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
34224 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
34225 onepart vars. Fix typo in comment. Fix reversed condition in
34227 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
34230 * var-tracking.c (dump_onepart_variable_differences): New.
34231 (dataflow_set_different): If a detailed dump is requested,
34232 delay early returns and dump differences between onepart
34233 variables present before and after, and added variables.
34235 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
34238 * expr.c (expand_expr_real_1): For boolean vector constants
34239 with a scalar mode use const_scalar_mask_from_tree.
34240 (const_scalar_mask_from_tree): New.
34241 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
34242 assigned to a mask type to handle constants.
34244 2016-01-11 Martin Jambor <mjambor@suse.cz>
34247 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
34248 useless parameters if we cannot change function signature.
34250 2016-01-11 Martin Jambor <mjambor@suse.cz>
34253 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
34256 2016-01-11 Tom de Vries <tom@codesourcery.com>
34258 PR tree-optimization/69109
34259 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
34262 2016-01-11 Tom de Vries <tom@codesourcery.com>
34264 PR tree-optimization/69108
34265 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
34266 res is not used in a phi.
34268 2016-01-11 Yury Gribov <y.gribov@samsung.com>
34271 * common.opt (frandom-seed): Fix parameter name.
34272 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
34274 2016-01-11 Tom de Vries <tom@codesourcery.com>
34276 PR tree-optimization/69058
34277 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
34280 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
34282 * config/arc/arc.opt (mdiv-rem): Add period to the end.
34283 (mcode-density): Likewise.
34285 2016-01-10 Tom de Vries <tom@codesourcery.com>
34287 PR tree-optimization/69062
34288 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
34289 (parallelize_loops): Don't paralelize loop that has phi with address
34292 2016-01-10 Tom de Vries <tom@codesourcery.com>
34294 PR tree-optimization/69039
34295 * tree-parloops.c (try_create_reduction_list): Only allow single exit
34298 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
34300 PR middle-end/68743
34301 * match.pd: Require target has function_c99_misc before doing
34302 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
34304 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
34306 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
34308 * configure: Regenerate.
34310 2016-01-09 Jakub Jelinek <jakub@redhat.com>
34312 PR middle-end/50865
34313 PR tree-optimization/69097
34314 * fold-const.h (expr_not_equal_to): New prototype.
34315 * fold-const.c: Include stringpool.h and tree-ssanames.h.
34316 (expr_not_equal_to): New function.
34317 * match.pd (X % -Y is the same as X % Y): Don't optimize
34318 unless X is known not to be equal to minimum or Y is known
34319 not to be equal to -1.
34320 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
34321 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
34322 (simplify_stmt_using_ranges): Adjust caller.
34323 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
34324 substitute_and_fold.
34326 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
34328 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
34331 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34333 PR tree-optimization/69167
34334 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
34335 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
34337 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
34339 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34340 Richard Biener <rguenther@suse.de>
34342 PR tree-optimization/68707
34343 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
34344 instances that can be handled via vect_load_lanes.
34346 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
34348 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
34349 if we can't determine address equivalence.
34350 * alias.c (compare_base_decl): Update for changed return value of
34351 symtab_node::equal_address_to.
34353 2016-01-08 Jason Merrill <jason@redhat.com>
34357 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
34358 * expr.c (store_field): Not here.
34359 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
34360 call with TREE_ADDRESSABLE type.
34361 * tree-cfg.c (verify_gimple_call): Adjust.
34363 2016-01-08 Olivier Hainque <hainque@adacore.com>
34365 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
34368 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
34370 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
34371 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
34372 (reduc_smin_v2sf): Rename to...
34373 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
34374 (reduc_splus_v2sf): Rename to...
34375 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
34377 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34379 PR tree-optimization/69162
34380 * gimplify.c (gimplify_va_arg_expr): Encode original type of
34381 valist argument in another argument.
34382 (gimplify_modify_expr): Adjust for the above change. Cleanup.
34383 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
34384 to determine the va_list type, build a MEM_REF instead of
34385 build_fold_indirect_ref.
34387 PR tree-optimization/69172
34388 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
34391 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
34393 PR tree-optimization/67781
34394 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
34395 and cmpnop in two steps: first the ones not accessed in original
34396 gimple expression in a endian independent way and then the ones not
34397 accessed in the final result in an endian-specific way.
34399 2016-01-08 Jakub Jelinek <jakub@redhat.com>
34401 PR tree-optimization/69083
34402 * tree-vect-slp.c (vect_get_constant_vectors): For
34403 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
34404 element type. If op is fold_convertible_p to vector_type's element
34405 type, use NOP_EXPR instead of VCE.
34407 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
34409 PR rtl-optimization/67778
34410 PR rtl-optimization/68634
34411 PR rtl-optimization/68909
34412 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
34413 block from the stack until done with it. Remove a superfluous
34414 bitmap set. Remove a superfluous bitmap test.
34416 2016-01-07 Martin Sebor <msebor@redhat.com>
34419 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
34420 constraint on the type of arguments.
34422 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
34424 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
34425 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
34426 unaligned_access on the gcc_options set.
34427 * config/arm/arm.c (arm_option_override_internal): Use
34428 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
34430 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34433 * config/i386/i386.c (ix86_frame_pointer_required): Enable
34434 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
34436 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
34439 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34442 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34443 depending on frame_pointer_needed before remaining integer and SSE
34444 registers are saved.
34446 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
34449 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
34451 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
34454 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
34455 Use the "xBm" constraint.
34456 (float<sseintvecmodelower><mode>2<mask_name><round_name):
34458 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
34459 (sse_cvtsi2ssq<round_name>): Likewise.
34460 (sse_cvtss2si<round_name>): Likewise.
34461 (sse_cvtss2siq<round_name>): Likewise.
34462 (sse2_cvtsi2sdq<round_name>): Likewise.
34463 (sse2_cvtsd2si<round_name>): Likewise.
34464 (sse2_cvtsd2siq<round_name>): Likewise.
34465 * config/i386/subst.md (round_nimm_scalar_predicate): New
34468 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
34470 PR middle-end/67639
34471 * varasm.c (make_decl_rtl): Mark invalid register vars as
34474 PR rtl-optimization/66206
34475 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
34476 All callers changed.
34478 2016-01-07 Jakub Jelinek <jakub@redhat.com>
34480 PR tree-optimization/69141
34481 * tree-ssa-pre.c: Include langhooks.h.
34482 (eliminate_dom_walker::before_dom_children): Use
34483 lang_hooks.decl_printable_name instead of
34484 cgraph_node::get ()->name ().
34486 PR middle-end/68960
34487 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
34488 it and DECL_ALIGN too.
34490 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
34492 * config/mips/mips-ftypes.def: Sort to lexicographical order.
34494 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
34497 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
34498 depending on frame_pointer_needed before remaining integer and SSE
34499 registers are saved.
34501 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34503 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
34504 mode iterator with VSX_M2.
34505 (*p9_vecstore_<mode>): Likewise.
34506 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
34507 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
34508 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
34509 (define_split for VSX_LE128 stores): Likewise.
34510 (define_peephole2 for TImode LE swaps): Likewise.
34511 (define_split for VSX_LE128 post-reload stores): Likewise.
34513 2016-01-06 Marek Polacek <polacek@redhat.com>
34516 * convert.c (convert_to_integer_1): Adjust call to
34517 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
34518 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
34519 EXPR instead of ARG.
34520 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
34522 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34525 * doc/extend.texi (RL78 Variable Attributes): New section.
34527 2016-01-05 Marek Polacek <polacek@redhat.com>
34530 * builtins.c (get_memmodel): Use expansion point location rather than
34531 the input location. Call warning_at rather than warning.
34532 (expand_builtin_atomic_compare_exchange): Likewise.
34533 (expand_builtin_atomic_load): Likewise.
34534 (expand_builtin_atomic_store): Likewise.
34535 (expand_builtin_atomic_clear): Likewise.
34537 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34540 * config/i386/i386.c (ix86_expand_vector_logical_operator):
34541 Replace nonimmediate_operand with vector_operand.
34542 * config/i386/predicates.md (vector_operand): New predicate.
34543 (general_vector_operand): Replace nonimmediate_operand with
34545 * config/i386/sse.md: Replace nonimmediate_operand with
34546 vector_operand and m constraint with Bm constraint on SSE
34547 patterns with 16-byte memory operand.
34548 * config/i386/subst.md (round_nimm_predicate): Replace
34549 nonimmediate_operand with vector_operand.
34550 (round_saeonly_nimm_predicate): Likewise.
34551 (round_saeonly_nimm_scalar_predicate): New.
34553 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
34556 * config/i386/constraints.md (Bm): New constraint.
34557 * config/i386/predicates.md (vector_memory_operand): New
34559 * config/i386/sse.md: Replace xm with xBm in plusminus and
34560 any_logic patterns.
34562 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34565 * doc/extend.texi (V850 Function Attributes): New section.
34566 (V850 Variable Attributes): New section.
34568 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
34571 * doc/extend.texi (MicroBlaze Function Attributes): Document
34572 interrupt_handler and fast_interrupt attributes.
34574 2016-01-05 Sergei Trofimovich <siarheit@google.com>
34577 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
34578 for local symbolic operands.
34579 * config/ia64/predicates.md (local_symbolic_operand64): New
34582 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34584 PR rtl-optimization/68651
34585 * combine.c (combine_simplify_rtx): Canonicalize x + x into
34588 2016-01-05 Nathan Sidwell <nathan@acm.org>
34590 * alias.c (compare_base_decls): Use symtab_node::get.
34592 2016-01-05 Nick Clifton <nickc@redhat.com>
34595 * ira-costs.c (copy_cost): Initialise the t_icode field of the
34596 secondary_reload_info structure.
34599 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
34600 decls if weak support is available.
34602 2016-01-04 Martin Sebor <msebor@redhat.com>
34604 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
34606 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
34608 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
34609 OPTION_MASK_P9_DFORM.
34611 * config/rs6000/constraints.md (wo constraint): New constraint for
34614 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
34616 (rs6000_init_hard_regno_mode_ok): Likewise.
34618 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
34621 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
34622 expanders not to have constraints. Add support for ISA 3.0 xxperm
34623 instruction. Add support for fusing xxlor with xxperm.
34624 (altivec_vperm_<mode>_internal): Likewise.
34625 (altivec_vperm_v8hiv16qi): Likewise.
34626 (altivec_vperm_<mode>v16q): Likewise.
34627 (altivec_vperm_<mode>_uns): Likewise.
34628 (vperm_v8hiv4si): Likewise.
34629 (vperm_v16qiv8hi): Likewise.
34631 * doc/md.texi (RS/6000 constraints): Document wo constraint.
34633 2016-01-04 Jakub Jelinek <jakub@redhat.com>
34635 Update copyright years.
34637 * gcc.c (process_command): Update copyright notice dates.
34638 * gcov-dump.c (print_version): Ditto.
34639 * gcov.c (print_version): Ditto.
34640 * gcov-tool.c (print_version): Ditto.
34641 * gengtype.c (create_file): Ditto.
34642 * doc/cpp.texi: Bump @copying's copyright year.
34643 * doc/cppinternals.texi: Ditto.
34644 * doc/gcc.texi: Ditto.
34645 * doc/gccint.texi: Ditto.
34646 * doc/gcov.texi: Ditto.
34647 * doc/install.texi: Ditto.
34648 * doc/invoke.texi: Ditto.
34650 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34652 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
34653 modes larger than TImode as TImode if NEON is not enabled.
34655 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34658 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
34659 mode for %f0-%f31 only if TARGET_FPU.
34661 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
34664 * config/sparc/sparc.c (scan_record_type): Take into account subfields
34665 to compute the PACKED_P predicate.
34666 (function_arg_record_value): Minor tweaks.
34668 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
34670 * doc/install.texi (--with-multilib-list): Describe the meaning of the
34671 option for arm*-*-* targets.
34673 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
34675 * doc/extend.texi (Common Function Attributes): Move docs for
34676 MSP430-specific attributes to....
34677 (MSP430 Function Attributes): ...here. Delete the redundant
34678 entries and copy-edit the remaining text.
34679 (MSP430 Variable Attributes): Use uniform format for index
34680 entries and add a cross-reference to the corresponding function
34683 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
34685 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
34687 (x86 Options): Likewise.
34689 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34693 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
34694 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
34695 to corresponding attribute.
34697 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
34699 * doc/extend.texi (Common Function Attributes) <noplt>: Move
34700 to correct alphabetization of table. Copy-edit and correct
34702 <stack_protect>: Likewise.
34703 <target_clones>: Likewise.
34705 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
34706 Correct punctuation.
34707 (Code Gen Options) <-fno-plt>: Copy-edit.
34709 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
34712 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
34713 SI values. Explicitly convert SI to DI and vice-versa.
34715 2016-01-01 Jakub Jelinek <jakub@redhat.com>
34717 PR tree-optimization/69070
34718 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
34719 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
34722 * ubsan.c (ubsan_instrument_float_cast): Call
34723 initialize_sanitizer_builtins.
34726 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
34728 Copyright (C) 2016 Free Software Foundation, Inc.
34730 Copying and distribution of this file, with or without modification,
34731 are permitted in any medium without royalty provided the copyright
34732 notice and this notice are preserved.